annotate cli-runopts.c @ 578:44f486b72427

- tcpfwd bindaddr support against trunk. needs merging.
author Matt Johnston <matt@ucc.asn.au>
date Sat, 27 Feb 2010 11:51:19 +0000
parents f9b5dc0cba61
children 8c737cd7c1af
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
1 /*
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
2 * Dropbear - a SSH2 server
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
3 *
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
4 * Copyright (c) 2002,2003 Matt Johnston
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
5 * All rights reserved.
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
6 *
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
8 * of this software and associated documentation files (the "Software"), to deal
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
9 * in the Software without restriction, including without limitation the rights
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
11 * copies of the Software, and to permit persons to whom the Software is
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
12 * furnished to do so, subject to the following conditions:
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
13 *
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
14 * The above copyright notice and this permission notice shall be included in
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
15 * all copies or substantial portions of the Software.
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
16 *
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
23 * SOFTWARE. */
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
24
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
25 #include "includes.h"
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
26 #include "runopts.h"
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
27 #include "signkey.h"
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
28 #include "buffer.h"
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
29 #include "dbutil.h"
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
30 #include "algo.h"
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
31 #include "tcpfwd.h"
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
32 #include "list.h"
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
33
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
34 cli_runopts cli_opts; /* GLOBAL */
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
35
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
36 static void printhelp();
489
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
37 static void parse_hostname(const char* orighostarg);
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
38 static void parse_multihop_hostname(const char* orighostarg, const char* argv0);
483
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
39 static void fill_own_user();
68
eee77ac31ccc cleaning up the pubkey defines
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
40 #ifdef ENABLE_CLI_PUBKEY_AUTH
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
41 static void loadidentityfile(const char* filename);
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
42 #endif
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
43 #ifdef ENABLE_CLI_ANYTCPFWD
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
44 static void addforward(const char* str, m_list *fwdlist);
485
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
45 #endif
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
46 #ifdef ENABLE_CLI_NETCAT
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
47 static void add_netcat(const char *str);
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
48 #endif
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
49
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
50 static void printhelp() {
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
51
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
52 fprintf(stderr, "Dropbear client v%s\n"
509
4e251543b941 LICENSE - Update copyright to 2008
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
53 #ifdef ENABLE_CLI_MULTIHOP
4e251543b941 LICENSE - Update copyright to 2008
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
54 "Usage: %s [options] [[email protected]]host[/port][,[[email protected]]host/port],...] [command]\n"
4e251543b941 LICENSE - Update copyright to 2008
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
55 #else
489
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
56 "Usage: %s [options] [[email protected]]host[/port] [command]\n"
509
4e251543b941 LICENSE - Update copyright to 2008
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
57 #endif
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
58 "Options are:\n"
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
59 "-p <remoteport>\n"
258
306499676384 * add -g (dbclient) and -a (dropbear) options for allowing non-local
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
60 "-l <username>\n"
56
6f091656c100 newlines which weren't there
Matt Johnston <matt@ucc.asn.au>
parents: 47
diff changeset
61 "-t Allocate a pty\n"
6f091656c100 newlines which weren't there
Matt Johnston <matt@ucc.asn.au>
parents: 47
diff changeset
62 "-T Don't allocate a pty\n"
325
0e4f225b7e07 Add -N "no remote command" dbclient option.
Matt Johnston <matt@ucc.asn.au>
parents: 258
diff changeset
63 "-N Don't run a remote command\n"
326
d965110e3f5c add -f background option to dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 325
diff changeset
64 "-f Run in background after auth\n"
418
ab57ba0cb667 Add '-y' option to dbclient to accept the host key without checking
Matt Johnston <matt@ucc.asn.au>
parents: 412
diff changeset
65 "-y Always accept remote host key if unknown\n"
497
ae600f1eef81 - Enable -s for specifying a subsystem (such as sftp)
Matt Johnston <matt@ucc.asn.au>
parents: 494
diff changeset
66 "-s Request a subsystem (use for sftp)\n"
68
eee77ac31ccc cleaning up the pubkey defines
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
67 #ifdef ENABLE_CLI_PUBKEY_AUTH
56
6f091656c100 newlines which weren't there
Matt Johnston <matt@ucc.asn.au>
parents: 47
diff changeset
68 "-i <identityfile> (multiple allowed)\n"
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
69 #endif
225
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
70 #ifdef ENABLE_CLI_AGENTFWD
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
71 "-A Enable agent auth forwarding\n"
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
72 #endif
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
73 #ifdef ENABLE_CLI_LOCALTCPFWD
181
1916df7df911 * Add references in the manpages to the dbclient manpage
Matt Johnston <matt@ucc.asn.au>
parents: 165
diff changeset
74 "-L <listenport:remotehost:remoteport> Local port forwarding\n"
258
306499676384 * add -g (dbclient) and -a (dropbear) options for allowing non-local
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
75 "-g Allow remote hosts to connect to forwarded ports\n"
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents: 56
diff changeset
76 #endif
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
77 #ifdef ENABLE_CLI_REMOTETCPFWD
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents: 56
diff changeset
78 "-R <listenport:remotehost:remoteport> Remote port forwarding\n"
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents: 56
diff changeset
79 #endif
454
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
80 "-W <receive_window_buffer> (default %d, larger may be faster, max 1MB)\n"
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
81 "-K <keepalive> (0 is never, default %d)\n"
513
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 509
diff changeset
82 "-I <idle_timeout> (0 is never, default %d)\n"
485
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
83 #ifdef ENABLE_CLI_NETCAT
509
4e251543b941 LICENSE - Update copyright to 2008
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
84 "-B <endhost:endport> Netcat-alike forwarding\n"
485
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
85 #endif
479
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
86 #ifdef ENABLE_CLI_PROXYCMD
509
4e251543b941 LICENSE - Update copyright to 2008
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
87 "-J <proxy_program> Use program pipe rather than TCP connection\n"
479
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
88 #endif
94
c85c88500ea6 DEBUG_TRACE now only triggers with -v on the cmdline
Matt Johnston <matt@ucc.asn.au>
parents: 68
diff changeset
89 #ifdef DEBUG_TRACE
509
4e251543b941 LICENSE - Update copyright to 2008
Matt Johnston <matt@ucc.asn.au>
parents: 505
diff changeset
90 "-v verbose (compiled with DEBUG_TRACE)\n"
94
c85c88500ea6 DEBUG_TRACE now only triggers with -v on the cmdline
Matt Johnston <matt@ucc.asn.au>
parents: 68
diff changeset
91 #endif
454
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
92 ,DROPBEAR_VERSION, cli_opts.progname,
513
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 509
diff changeset
93 DEFAULT_RECV_WINDOW, DEFAULT_KEEPALIVE, DEFAULT_IDLE_TIMEOUT);
454
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
94
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
95 }
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
96
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
97 void cli_getopts(int argc, char ** argv) {
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
98 unsigned int i, j;
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
99 char ** next = 0;
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
100 unsigned int cmdlen;
68
eee77ac31ccc cleaning up the pubkey defines
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
101 #ifdef ENABLE_CLI_PUBKEY_AUTH
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
102 int nextiskey = 0; /* A flag if the next argument is a keyfile */
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
103 #endif
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
104 #ifdef ENABLE_CLI_LOCALTCPFWD
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents: 56
diff changeset
105 int nextislocal = 0;
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents: 56
diff changeset
106 #endif
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
107 #ifdef ENABLE_CLI_REMOTETCPFWD
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents: 56
diff changeset
108 int nextisremote = 0;
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents: 56
diff changeset
109 #endif
485
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
110 #ifdef ENABLE_CLI_NETCAT
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
111 int nextisnetcat = 0;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
112 #endif
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
113 char* dummy = NULL; /* Not used for anything real */
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
114
459
f4addc06745b Make sure declarations of variables are at the top of function,
Matt Johnston <matt@ucc.asn.au>
parents: 454
diff changeset
115 char* recv_window_arg = NULL;
f4addc06745b Make sure declarations of variables are at the top of function,
Matt Johnston <matt@ucc.asn.au>
parents: 454
diff changeset
116 char* keepalive_arg = NULL;
513
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 509
diff changeset
117 char* idle_timeout_arg = NULL;
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
118 char *host_arg = NULL;
459
f4addc06745b Make sure declarations of variables are at the top of function,
Matt Johnston <matt@ucc.asn.au>
parents: 454
diff changeset
119
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
120 /* see printhelp() for options */
40
b4874d772210 - Added terminal mode handling etc for the client, and window change
Matt Johnston <matt@ucc.asn.au>
parents: 39
diff changeset
121 cli_opts.progname = argv[0];
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
122 cli_opts.remotehost = NULL;
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
123 cli_opts.remoteport = NULL;
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
124 cli_opts.username = NULL;
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
125 cli_opts.cmd = NULL;
325
0e4f225b7e07 Add -N "no remote command" dbclient option.
Matt Johnston <matt@ucc.asn.au>
parents: 258
diff changeset
126 cli_opts.no_cmd = 0;
326
d965110e3f5c add -f background option to dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 325
diff changeset
127 cli_opts.backgrounded = 0;
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
128 cli_opts.wantpty = 9; /* 9 means "it hasn't been touched", gets set later */
418
ab57ba0cb667 Add '-y' option to dbclient to accept the host key without checking
Matt Johnston <matt@ucc.asn.au>
parents: 412
diff changeset
129 cli_opts.always_accept_key = 0;
497
ae600f1eef81 - Enable -s for specifying a subsystem (such as sftp)
Matt Johnston <matt@ucc.asn.au>
parents: 494
diff changeset
130 cli_opts.is_subsystem = 0;
68
eee77ac31ccc cleaning up the pubkey defines
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
131 #ifdef ENABLE_CLI_PUBKEY_AUTH
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
132 cli_opts.privkeys = list_new();
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
133 #endif
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
134 #ifdef ENABLE_CLI_LOCALTCPFWD
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
135 cli_opts.localfwds = list_new();
446
2cd2edfa11ee Just use /dev/urandom since that's what everyone ends up using anyway.
Matt Johnston <matt@ucc.asn.au>
parents: 442
diff changeset
136 opts.listen_fwd_all = 0;
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents: 56
diff changeset
137 #endif
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
138 #ifdef ENABLE_CLI_REMOTETCPFWD
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
139 cli_opts.remotefwds = list_new();
62
20563735e8b5 just checkpointing
Matt Johnston <matt@ucc.asn.au>
parents: 56
diff changeset
140 #endif
225
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
141 #ifdef ENABLE_CLI_AGENTFWD
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
142 cli_opts.agent_fwd = 0;
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
143 cli_opts.agent_keys_loaded = 0;
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
144 #endif
483
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
145 #ifdef ENABLE_CLI_PROXYCMD
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
146 cli_opts.proxycmd = NULL;
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
147 #endif
575
f9b5dc0cba61 - Disable compression for non-final multihops
Matt Johnston <matt@ucc.asn.au>
parents: 574
diff changeset
148 #ifndef DISABLE_ZLIB
f9b5dc0cba61 - Disable compression for non-final multihops
Matt Johnston <matt@ucc.asn.au>
parents: 574
diff changeset
149 opts.enable_compress = 1;
f9b5dc0cba61 - Disable compression for non-final multihops
Matt Johnston <matt@ucc.asn.au>
parents: 574
diff changeset
150 #endif
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
151 /* not yet
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
152 opts.ipv4 = 1;
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
153 opts.ipv6 = 1;
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
154 */
449
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
155 opts.recv_window = DEFAULT_RECV_WINDOW;
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
156
483
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
157 fill_own_user();
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
158
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
159 /* Iterate all the arguments */
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
160 for (i = 1; i < (unsigned int)argc; i++) {
68
eee77ac31ccc cleaning up the pubkey defines
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
161 #ifdef ENABLE_CLI_PUBKEY_AUTH
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
162 if (nextiskey) {
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
163 /* Load a hostkey since the previous argument was "-i" */
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
164 loadidentityfile(argv[i]);
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
165 nextiskey = 0;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
166 continue;
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
167 }
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
168 #endif
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
169 #ifdef ENABLE_CLI_REMOTETCPFWD
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
170 if (nextisremote) {
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 134
diff changeset
171 TRACE(("nextisremote true"))
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
172 addforward(argv[i], cli_opts.remotefwds);
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
173 nextisremote = 0;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
174 continue;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
175 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
176 #endif
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
177 #ifdef ENABLE_CLI_LOCALTCPFWD
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
178 if (nextislocal) {
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 134
diff changeset
179 TRACE(("nextislocal true"))
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
180 addforward(argv[i], cli_opts.localfwds);
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
181 nextislocal = 0;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
182 continue;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
183 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
184 #endif
485
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
185 #ifdef ENABLE_CLI_NETCAT
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
186 if (nextisnetcat) {
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
187 TRACE(("nextisnetcat true"))
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
188 add_netcat(argv[i]);
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
189 nextisnetcat = 0;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
190 continue;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
191 }
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
192 #endif
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
193 if (next) {
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
194 /* The previous flag set a value to assign */
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
195 *next = argv[i];
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
196 if (*next == NULL) {
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
197 dropbear_exit("Invalid null argument");
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
198 }
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
199 next = NULL;
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
200 continue;
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
201 }
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
202
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
203 if (argv[i][0] == '-') {
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
204 /* A flag *waves* */
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
205
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
206 switch (argv[i][1]) {
418
ab57ba0cb667 Add '-y' option to dbclient to accept the host key without checking
Matt Johnston <matt@ucc.asn.au>
parents: 412
diff changeset
207 case 'y': /* always accept the remote hostkey */
ab57ba0cb667 Add '-y' option to dbclient to accept the host key without checking
Matt Johnston <matt@ucc.asn.au>
parents: 412
diff changeset
208 cli_opts.always_accept_key = 1;
ab57ba0cb667 Add '-y' option to dbclient to accept the host key without checking
Matt Johnston <matt@ucc.asn.au>
parents: 412
diff changeset
209 break;
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
210 case 'p': /* remoteport */
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
211 next = &cli_opts.remoteport;
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
212 break;
68
eee77ac31ccc cleaning up the pubkey defines
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
213 #ifdef ENABLE_CLI_PUBKEY_AUTH
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
214 case 'i': /* an identityfile */
134
6b306ad5f5b5 -i works with scp now.
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
215 /* Keep scp happy when it changes "-i file" to "-ifile" */
6b306ad5f5b5 -i works with scp now.
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
216 if (strlen(argv[i]) > 2) {
6b306ad5f5b5 -i works with scp now.
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
217 loadidentityfile(&argv[i][2]);
6b306ad5f5b5 -i works with scp now.
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
218 } else {
6b306ad5f5b5 -i works with scp now.
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
219 nextiskey = 1;
6b306ad5f5b5 -i works with scp now.
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
220 }
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
221 break;
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
222 #endif
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
223 case 't': /* we want a pty */
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
224 cli_opts.wantpty = 1;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
225 break;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
226 case 'T': /* don't want a pty */
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
227 cli_opts.wantpty = 0;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
228 break;
325
0e4f225b7e07 Add -N "no remote command" dbclient option.
Matt Johnston <matt@ucc.asn.au>
parents: 258
diff changeset
229 case 'N':
0e4f225b7e07 Add -N "no remote command" dbclient option.
Matt Johnston <matt@ucc.asn.au>
parents: 258
diff changeset
230 cli_opts.no_cmd = 1;
0e4f225b7e07 Add -N "no remote command" dbclient option.
Matt Johnston <matt@ucc.asn.au>
parents: 258
diff changeset
231 break;
326
d965110e3f5c add -f background option to dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 325
diff changeset
232 case 'f':
d965110e3f5c add -f background option to dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 325
diff changeset
233 cli_opts.backgrounded = 1;
d965110e3f5c add -f background option to dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 325
diff changeset
234 break;
497
ae600f1eef81 - Enable -s for specifying a subsystem (such as sftp)
Matt Johnston <matt@ucc.asn.au>
parents: 494
diff changeset
235 case 's':
ae600f1eef81 - Enable -s for specifying a subsystem (such as sftp)
Matt Johnston <matt@ucc.asn.au>
parents: 494
diff changeset
236 cli_opts.is_subsystem = 1;
ae600f1eef81 - Enable -s for specifying a subsystem (such as sftp)
Matt Johnston <matt@ucc.asn.au>
parents: 494
diff changeset
237 break;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
238 #ifdef ENABLE_CLI_LOCALTCPFWD
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
239 case 'L':
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
240 nextislocal = 1;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
241 break;
258
306499676384 * add -g (dbclient) and -a (dropbear) options for allowing non-local
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
242 case 'g':
306499676384 * add -g (dbclient) and -a (dropbear) options for allowing non-local
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
243 opts.listen_fwd_all = 1;
306499676384 * add -g (dbclient) and -a (dropbear) options for allowing non-local
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
244 break;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
245 #endif
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
246 #ifdef ENABLE_CLI_REMOTETCPFWD
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
247 case 'R':
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
248 nextisremote = 1;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
249 break;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
250 #endif
485
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
251 #ifdef ENABLE_CLI_NETCAT
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
252 case 'B':
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
253 nextisnetcat = 1;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
254 break;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
255 #endif
479
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
256 #ifdef ENABLE_CLI_PROXYCMD
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
257 case 'J':
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
258 next = &cli_opts.proxycmd;
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
259 break;
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
260 #endif
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
261 case 'l':
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
262 next = &cli_opts.username;
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
263 break;
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
264 case 'h':
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
265 printhelp();
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
266 exit(EXIT_SUCCESS);
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
267 break;
442
d82a2a44c684 Add -u option to specify /dev/urandom instead
Matt Johnston <matt@ucc.asn.au>
parents: 418
diff changeset
268 case 'u':
446
2cd2edfa11ee Just use /dev/urandom since that's what everyone ends up using anyway.
Matt Johnston <matt@ucc.asn.au>
parents: 442
diff changeset
269 /* backwards compatibility with old urandom option */
442
d82a2a44c684 Add -u option to specify /dev/urandom instead
Matt Johnston <matt@ucc.asn.au>
parents: 418
diff changeset
270 break;
449
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
271 case 'W':
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
272 next = &recv_window_arg;
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
273 break;
454
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
274 case 'K':
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
275 next = &keepalive_arg;
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
276 break;
513
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 509
diff changeset
277 case 'I':
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 509
diff changeset
278 next = &idle_timeout_arg;
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 509
diff changeset
279 break;
225
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
280 #ifdef ENABLE_CLI_AGENTFWD
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
281 case 'A':
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
282 cli_opts.agent_fwd = 1;
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
283 break;
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 215
diff changeset
284 #endif
94
c85c88500ea6 DEBUG_TRACE now only triggers with -v on the cmdline
Matt Johnston <matt@ucc.asn.au>
parents: 68
diff changeset
285 #ifdef DEBUG_TRACE
c85c88500ea6 DEBUG_TRACE now only triggers with -v on the cmdline
Matt Johnston <matt@ucc.asn.au>
parents: 68
diff changeset
286 case 'v':
c85c88500ea6 DEBUG_TRACE now only triggers with -v on the cmdline
Matt Johnston <matt@ucc.asn.au>
parents: 68
diff changeset
287 debug_trace = 1;
c85c88500ea6 DEBUG_TRACE now only triggers with -v on the cmdline
Matt Johnston <matt@ucc.asn.au>
parents: 68
diff changeset
288 break;
c85c88500ea6 DEBUG_TRACE now only triggers with -v on the cmdline
Matt Johnston <matt@ucc.asn.au>
parents: 68
diff changeset
289 #endif
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
290 case 'F':
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
291 case 'e':
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
292 case 'c':
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
293 case 'm':
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
294 case 'D':
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
295 #ifndef ENABLE_CLI_REMOTETCPFWD
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
296 case 'R':
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
297 #endif
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
298 #ifndef ENABLE_CLI_LOCALTCPFWD
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
299 case 'L':
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
300 #endif
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
301 case 'o':
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
302 case 'b':
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
303 next = &dummy;
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
304 default:
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
305 fprintf(stderr,
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
306 "WARNING: Ignoring unknown argument '%s'\n", argv[i]);
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
307 break;
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
308 } /* Switch */
105
68b84c20ca1e Fix for "-l" scp option
Matt Johnston <matt@ucc.asn.au>
parents: 94
diff changeset
309
68b84c20ca1e Fix for "-l" scp option
Matt Johnston <matt@ucc.asn.au>
parents: 94
diff changeset
310 /* Now we handle args where they might be "-luser" (no spaces)*/
68b84c20ca1e Fix for "-l" scp option
Matt Johnston <matt@ucc.asn.au>
parents: 94
diff changeset
311 if (next && strlen(argv[i]) > 2) {
68b84c20ca1e Fix for "-l" scp option
Matt Johnston <matt@ucc.asn.au>
parents: 94
diff changeset
312 *next = &argv[i][2];
68b84c20ca1e Fix for "-l" scp option
Matt Johnston <matt@ucc.asn.au>
parents: 94
diff changeset
313 next = NULL;
68b84c20ca1e Fix for "-l" scp option
Matt Johnston <matt@ucc.asn.au>
parents: 94
diff changeset
314 }
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
315
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
316 continue; /* next argument */
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
317
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
318 } else {
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 134
diff changeset
319 TRACE(("non-flag arg: '%s'", argv[i]))
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
320
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
321 /* Either the hostname or commands */
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
322
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
323 if (host_arg == NULL) {
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
324 host_arg = argv[i];
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
325 } else {
46
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
326
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
327 /* this is part of the commands to send - after this we
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
328 * don't parse any more options, and flags are sent as the
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
329 * command */
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
330 cmdlen = 0;
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
331 for (j = i; j < (unsigned int)argc; j++) {
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
332 cmdlen += strlen(argv[j]) + 1; /* +1 for spaces */
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
333 }
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
334 /* Allocate the space */
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
335 cli_opts.cmd = (char*)m_malloc(cmdlen);
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
336 cli_opts.cmd[0] = '\0';
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
337
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
338 /* Append all the bits */
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
339 for (j = i; j < (unsigned int)argc; j++) {
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
340 strlcat(cli_opts.cmd, argv[j], cmdlen);
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
341 strlcat(cli_opts.cmd, " ", cmdlen);
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
342 }
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
343 /* It'll be null-terminated here */
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
344
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
345 /* We've eaten all the options and flags */
3bea78e1b175 Filled out a bit, with commandline support etc
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
346 break;
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
347 }
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
348 }
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
349 }
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
350
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
351 /* And now a few sanity checks and setup */
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
352
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
353 if (host_arg == NULL) {
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
354 printhelp();
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 64
diff changeset
355 exit(EXIT_FAILURE);
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
356 }
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
357
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
358 if (cli_opts.remoteport == NULL) {
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
359 cli_opts.remoteport = "22";
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
360 }
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
361
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
362 /* If not explicitly specified with -t or -T, we don't want a pty if
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
363 * there's a command, but we do otherwise */
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
364 if (cli_opts.wantpty == 9) {
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
365 if (cli_opts.cmd == NULL) {
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
366 cli_opts.wantpty = 1;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
367 } else {
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
368 cli_opts.wantpty = 0;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
369 }
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
370 }
326
d965110e3f5c add -f background option to dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 325
diff changeset
371
d965110e3f5c add -f background option to dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 325
diff changeset
372 if (cli_opts.backgrounded && cli_opts.cmd == NULL
d965110e3f5c add -f background option to dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 325
diff changeset
373 && cli_opts.no_cmd == 0) {
d965110e3f5c add -f background option to dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 325
diff changeset
374 dropbear_exit("command required for -f");
d965110e3f5c add -f background option to dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 325
diff changeset
375 }
449
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
376
483
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
377 if (recv_window_arg) {
449
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
378 opts.recv_window = atol(recv_window_arg);
483
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
379 if (opts.recv_window == 0 || opts.recv_window > MAX_RECV_WINDOW) {
449
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
380 dropbear_exit("Bad recv window '%s'", recv_window_arg);
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
381 }
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
382 }
454
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
383 if (keepalive_arg) {
568
005530560594 Rearrange getaddrstring() etc
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
384 unsigned int val;
005530560594 Rearrange getaddrstring() etc
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
385 if (m_str_to_uint(keepalive_arg, &val) == DROPBEAR_FAILURE) {
454
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
386 dropbear_exit("Bad keepalive '%s'", keepalive_arg);
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
387 }
568
005530560594 Rearrange getaddrstring() etc
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
388 opts.keepalive_secs = val;
454
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
389 }
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
390
513
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 509
diff changeset
391 if (idle_timeout_arg) {
568
005530560594 Rearrange getaddrstring() etc
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
392 unsigned int val;
005530560594 Rearrange getaddrstring() etc
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
393 if (m_str_to_uint(idle_timeout_arg, &val) == DROPBEAR_FAILURE) {
513
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 509
diff changeset
394 dropbear_exit("Bad idle_timeout '%s'", idle_timeout_arg);
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 509
diff changeset
395 }
568
005530560594 Rearrange getaddrstring() etc
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
396 opts.idle_timeout_secs = val;
513
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 509
diff changeset
397 }
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 509
diff changeset
398
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
399 #ifdef ENABLE_CLI_NETCAT
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
400 if (cli_opts.cmd && cli_opts.netcat_host) {
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
401 dropbear_log(LOG_INFO, "Ignoring command '%s' in netcat mode", cli_opts.cmd);
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
402 }
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
403 #endif
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
404
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
405 /* The hostname gets set up last, since
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
406 * in multi-hop mode it will require knowledge
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
407 * of other flags such as -i */
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
408 #ifdef ENABLE_CLI_MULTIHOP
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
409 parse_multihop_hostname(host_arg, argv[0]);
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
410 #else
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
411 parse_hostname(host_arg);
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
412 #endif
39
0883c0906870 tty raw mode support works mostly
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
413 }
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
414
68
eee77ac31ccc cleaning up the pubkey defines
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
415 #ifdef ENABLE_CLI_PUBKEY_AUTH
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
416 static void loadidentityfile(const char* filename) {
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
417 sign_key *key;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
418 int keytype;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
419
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
420 key = new_sign_key();
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
421 keytype = DROPBEAR_SIGNKEY_ANY;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
422 if ( readhostkey(filename, key, &keytype) != DROPBEAR_SUCCESS ) {
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
423 fprintf(stderr, "Failed loading keyfile '%s'\n", filename);
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
424 sign_key_free(key);
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
425 } else {
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
426 key->type = keytype;
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
427 key->source = SIGNKEY_SOURCE_RAW_FILE;
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
428 key->filename = m_strdup(filename);
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
429 list_append(cli_opts.privkeys, key);
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
430 }
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
431 }
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
432 #endif
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
433
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
434 #ifdef ENABLE_CLI_MULTIHOP
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
435
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
436 static char*
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
437 multihop_passthrough_args() {
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
438 char *ret;
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
439 int total;
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
440 unsigned int len = 0;
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
441 m_list_elem *iter;
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
442 /* Fill out -i and -W options that make sense for all
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
443 * the intermediate processes */
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
444 for (iter = cli_opts.privkeys->first; iter; iter = iter->next)
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
445 {
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
446 sign_key * key = (sign_key*)iter->item;
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
447 len += 3 + strlen(key->filename);
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
448 }
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
449 len += 20; // space for -W <size>, terminator.
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
450 ret = m_malloc(len);
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
451 total = 0;
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
452
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
453 if (opts.recv_window != DEFAULT_RECV_WINDOW)
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
454 {
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
455 int written = snprintf(ret+total, len-total, "-W %d", opts.recv_window);
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
456 total += written;
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
457 }
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
458
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
459 for (iter = cli_opts.privkeys->first; iter; iter = iter->next)
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
460 {
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
461 sign_key * key = (sign_key*)iter->item;
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
462 const size_t size = len - total;
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
463 int written = snprintf(ret+total, size, "-i %s", key->filename);
568
005530560594 Rearrange getaddrstring() etc
Matt Johnston <matt@ucc.asn.au>
parents: 551
diff changeset
464 dropbear_assert((unsigned int)written < size);
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
465 total += written;
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
466 }
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
467
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
468 return ret;
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
469 }
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
470
489
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
471 /* Sets up 'onion-forwarding' connections. This will spawn
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
472 * a separate dbclient process for each hop.
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
473 * As an example, if the cmdline is
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
474 * dbclient wrt,madako,canyons
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
475 * then we want to run:
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
476 * dbclient -J "dbclient -B canyons:22 wrt,madako" canyons
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
477 * and then the inner dbclient will recursively run:
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
478 * dbclient -J "dbclient -B madako:22 wrt" madako
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
479 * etc for as many hosts as we want.
489
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
480 *
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
481 * Ports for hosts can be specified as host/port.
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
482 */
489
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
483 static void parse_multihop_hostname(const char* orighostarg, const char* argv0) {
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
484 char *userhostarg = NULL;
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
485 char *hostbuf = NULL;
574
b6665c1eac43 Remove extraneous semicolon
Matt Johnston <matt@ucc.asn.au>
parents: 568
diff changeset
486 char *last_hop = NULL;
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
487 char *remainder = NULL;
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
488
494
66eac4631d88 - Work around rsync and scp parsing and modifying the [email protected] argument,
Matt Johnston <matt@ucc.asn.au>
parents: 492
diff changeset
489 /* both scp and rsync parse a [email protected] argument
66eac4631d88 - Work around rsync and scp parsing and modifying the [email protected] argument,
Matt Johnston <matt@ucc.asn.au>
parents: 492
diff changeset
490 * and turn it into "-l user host". This breaks
66eac4631d88 - Work around rsync and scp parsing and modifying the [email protected] argument,
Matt Johnston <matt@ucc.asn.au>
parents: 492
diff changeset
491 * for our multihop syntax, so we suture it back together.
66eac4631d88 - Work around rsync and scp parsing and modifying the [email protected] argument,
Matt Johnston <matt@ucc.asn.au>
parents: 492
diff changeset
492 * This will break usernames that have both '@' and ',' in them,
66eac4631d88 - Work around rsync and scp parsing and modifying the [email protected] argument,
Matt Johnston <matt@ucc.asn.au>
parents: 492
diff changeset
493 * though that should be fairly uncommon. */
66eac4631d88 - Work around rsync and scp parsing and modifying the [email protected] argument,
Matt Johnston <matt@ucc.asn.au>
parents: 492
diff changeset
494 if (cli_opts.username
66eac4631d88 - Work around rsync and scp parsing and modifying the [email protected] argument,
Matt Johnston <matt@ucc.asn.au>
parents: 492
diff changeset
495 && strchr(cli_opts.username, ',')
66eac4631d88 - Work around rsync and scp parsing and modifying the [email protected] argument,
Matt Johnston <matt@ucc.asn.au>
parents: 492
diff changeset
496 && strchr(cli_opts.username, '@')) {
66eac4631d88 - Work around rsync and scp parsing and modifying the [email protected] argument,
Matt Johnston <matt@ucc.asn.au>
parents: 492
diff changeset
497 unsigned int len = strlen(orighostarg) + strlen(cli_opts.username) + 2;
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
498 hostbuf = m_malloc(len);
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
499 snprintf(hostbuf, len, "%[email protected]%s", cli_opts.username, orighostarg);
494
66eac4631d88 - Work around rsync and scp parsing and modifying the [email protected] argument,
Matt Johnston <matt@ucc.asn.au>
parents: 492
diff changeset
500 } else {
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
501 hostbuf = m_strdup(orighostarg);
494
66eac4631d88 - Work around rsync and scp parsing and modifying the [email protected] argument,
Matt Johnston <matt@ucc.asn.au>
parents: 492
diff changeset
502 }
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
503 userhostarg = hostbuf;
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
504
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
505 last_hop = strrchr(userhostarg, ',');
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
506 if (last_hop) {
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
507 if (last_hop == userhostarg) {
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
508 dropbear_exit("Bad multi-hop hostnames");
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
509 }
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
510 *last_hop = '\0';
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
511 last_hop++;
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
512 remainder = userhostarg;
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
513 userhostarg = last_hop;
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
514 }
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
515
489
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
516 parse_hostname(userhostarg);
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
517
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
518 if (last_hop) {
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
519 /* Set up the proxycmd */
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
520 unsigned int cmd_len = 0;
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
521 char *passthrough_args = multihop_passthrough_args();
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
522 if (cli_opts.proxycmd) {
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
523 dropbear_exit("-J can't be used with multihop mode");
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
524 }
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
525 if (cli_opts.remoteport == NULL) {
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
526 cli_opts.remoteport = "22";
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
527 }
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
528 cmd_len = strlen(argv0) + strlen(remainder)
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
529 + strlen(cli_opts.remotehost) + strlen(cli_opts.remoteport)
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
530 + strlen(passthrough_args)
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
531 + 30;
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
532 cli_opts.proxycmd = m_malloc(cmd_len);
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
533 snprintf(cli_opts.proxycmd, cmd_len, "%s -B %s:%s %s %s",
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
534 argv0, cli_opts.remotehost, cli_opts.remoteport,
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
535 passthrough_args, remainder);
575
f9b5dc0cba61 - Disable compression for non-final multihops
Matt Johnston <matt@ucc.asn.au>
parents: 574
diff changeset
536 #ifndef DISABLE_ZLIB
f9b5dc0cba61 - Disable compression for non-final multihops
Matt Johnston <matt@ucc.asn.au>
parents: 574
diff changeset
537 /* The stream will be incompressible since it's encrypted. */
f9b5dc0cba61 - Disable compression for non-final multihops
Matt Johnston <matt@ucc.asn.au>
parents: 574
diff changeset
538 opts.enable_compress = 0;
f9b5dc0cba61 - Disable compression for non-final multihops
Matt Johnston <matt@ucc.asn.au>
parents: 574
diff changeset
539 #endif
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
540 m_free(passthrough_args);
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
541 }
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 541
diff changeset
542 m_free(hostbuf);
487
2e17f82a7330 Add multihop 'onion-forwarding' mode. Needs refinement, works.
Matt Johnston <matt@ucc.asn.au>
parents: 486
diff changeset
543 }
489
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
544 #endif /* !ENABLE_CLI_MULTIHOP */
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
545
489
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
546 /* Parses a [[email protected]]hostname[/port] argument. */
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
547 static void parse_hostname(const char* orighostarg) {
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
548 char *userhostarg = NULL;
489
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
549 char *port = NULL;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
550
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
551 userhostarg = m_strdup(orighostarg);
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
552
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
553 cli_opts.remotehost = strchr(userhostarg, '@');
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
554 if (cli_opts.remotehost == NULL) {
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
555 /* no username portion, the cli-auth.c code can figure the
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
556 * local user's name */
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
557 cli_opts.remotehost = userhostarg;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
558 } else {
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
559 cli_opts.remotehost[0] = '\0'; /* Split the user/host */
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
560 cli_opts.remotehost++;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
561 cli_opts.username = userhostarg;
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
562 }
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
563
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
564 if (cli_opts.username == NULL) {
483
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
565 cli_opts.username = m_strdup(cli_opts.own_user);
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
566 }
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
567
489
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
568 port = strchr(cli_opts.remotehost, '/');
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
569 if (port) {
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
570 *port = '\0';
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
571 cli_opts.remoteport = port+1;
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
572 }
79c657a673ec - Allow specifying a port with host/port.
Matt Johnston <matt@ucc.asn.au>
parents: 487
diff changeset
573
47
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
574 if (cli_opts.remotehost[0] == '\0') {
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
575 dropbear_exit("Bad hostname");
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
576 }
4b53a43f0082 - client pubkey auth works
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
577 }
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
578
485
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
579 #ifdef ENABLE_CLI_NETCAT
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
580 static void add_netcat(const char* origstr) {
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
581 char *portstr = NULL;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
582
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
583 char * str = m_strdup(origstr);
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
584
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
585 portstr = strchr(str, ':');
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
586 if (portstr == NULL) {
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
587 TRACE(("No netcat port"))
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
588 goto fail;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
589 }
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
590 *portstr = '\0';
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
591 portstr++;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
592
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
593 if (strchr(portstr, ':')) {
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
594 TRACE(("Multiple netcat colons"))
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
595 goto fail;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
596 }
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
597
492
b956d6151600 Replace calls to strtoul() with a helper m_str_to_uint()
Matt Johnston <matt@ucc.asn.au>
parents: 489
diff changeset
598 if (m_str_to_uint(portstr, &cli_opts.netcat_port) == DROPBEAR_FAILURE) {
485
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
599 TRACE(("bad netcat port"))
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
600 goto fail;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
601 }
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
602
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
603 if (cli_opts.netcat_port > 65535) {
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
604 TRACE(("too large netcat port"))
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
605 goto fail;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
606 }
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
607
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
608 cli_opts.netcat_host = str;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
609 return;
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
610
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
611 fail:
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
612 dropbear_exit("Bad netcat endpoint '%s'", origstr);
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
613 }
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
614 #endif
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 459
diff changeset
615
483
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
616 static void fill_own_user() {
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
617 uid_t uid;
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
618 struct passwd *pw = NULL;
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
619
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
620 uid = getuid();
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
621
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
622 pw = getpwuid(uid);
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
623 if (pw == NULL || pw->pw_name == NULL) {
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
624 dropbear_exit("Unknown own user");
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
625 }
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
626
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
627 cli_opts.own_user = m_strdup(pw->pw_name);
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
628 }
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
629
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
630 #ifdef ENABLE_CLI_ANYTCPFWD
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
631 /* Turn a "[listenaddr:]listenport:remoteaddr:remoteport" string into into a forwarding
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
632 * set, and add it to the forwarding list */
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
633 static void addforward(const char* origstr, m_list *fwdlist) {
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
634
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
635 char *part1 = NULL, *part2 = NULL, *part3 = NULL, *part4 = NULL;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
636 char * listenaddr = NULL;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
637 char * listenport = NULL;
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
638 char * connectaddr = NULL;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
639 char * connectport = NULL;
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
640 struct TCPFwdEntry* newfwd = NULL;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
641 char * str = NULL;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
642
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 134
diff changeset
643 TRACE(("enter addforward"))
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
644
411
253958302381 Revert bogus fix, make a note that the var is meant to 'leak'
Matt Johnston <matt@ucc.asn.au>
parents: 407
diff changeset
645 /* We need to split the original argument up. This var
253958302381 Revert bogus fix, make a note that the var is meant to 'leak'
Matt Johnston <matt@ucc.asn.au>
parents: 407
diff changeset
646 is never free()d. */
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
647 str = m_strdup(origstr);
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
648
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
649 part1 = str;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
650
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
651 part2 = strchr(str, ':');
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
652 if (part2 == NULL) {
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
653 TRACE(("part2 == NULL"))
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
654 goto fail;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
655 }
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
656 *part2 = '\0';
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
657 part2++;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
658
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
659 part3 = strchr(part2, ':');
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
660 if (part3 == NULL) {
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
661 TRACE(("part3 == NULL"))
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
662 goto fail;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
663 }
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
664 *part3 = '\0';
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
665 part3++;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
666
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
667 part4 = strchr(part3, ':');
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
668 if (part4) {
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
669 *part4 = '\0';
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
670 part4++;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
671 }
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
672
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
673 if (part4) {
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
674 listenaddr = part1;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
675 listenport = part2;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
676 connectaddr = part3;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
677 connectport = part4;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
678 } else {
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
679 listenaddr = NULL;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
680 listenport = part1;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
681 connectaddr = part2;
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
682 connectport = part3;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
683 }
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
684
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
685 }
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
686
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
687 newfwd = m_malloc(sizeof(struct TCPFwdEntry));
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
688
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
689 /* Now we check the ports - note that the port ints are unsigned,
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
690 * the check later only checks for >= MAX_PORT */
492
b956d6151600 Replace calls to strtoul() with a helper m_str_to_uint()
Matt Johnston <matt@ucc.asn.au>
parents: 489
diff changeset
691 if (m_str_to_uint(listenport, &newfwd->listenport) == DROPBEAR_FAILURE) {
b956d6151600 Replace calls to strtoul() with a helper m_str_to_uint()
Matt Johnston <matt@ucc.asn.au>
parents: 489
diff changeset
692 TRACE(("bad listenport strtoul"))
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
693 goto fail;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
694 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
695
492
b956d6151600 Replace calls to strtoul() with a helper m_str_to_uint()
Matt Johnston <matt@ucc.asn.au>
parents: 489
diff changeset
696 if (m_str_to_uint(connectport, &newfwd->connectport) == DROPBEAR_FAILURE) {
b956d6151600 Replace calls to strtoul() with a helper m_str_to_uint()
Matt Johnston <matt@ucc.asn.au>
parents: 489
diff changeset
697 TRACE(("bad connectport strtoul"))
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
698 goto fail;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
699 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
700
578
44f486b72427 - tcpfwd bindaddr support against trunk. needs merging.
Matt Johnston <matt@ucc.asn.au>
parents: 575
diff changeset
701 newfwd->listenaddr = listenaddr;
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
702 newfwd->connectaddr = connectaddr;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
703
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
704 if (newfwd->listenport > 65535) {
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 134
diff changeset
705 TRACE(("listenport > 65535"))
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
706 goto badport;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
707 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
708
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
709 if (newfwd->connectport > 65535) {
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 134
diff changeset
710 TRACE(("connectport > 65535"))
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
711 goto badport;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
712 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
713
505
805e557fdff7 Report errors if a remote request fails
Matt Johnston <matt@ucc.asn.au>
parents: 497
diff changeset
714 newfwd->have_reply = 0;
551
c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList
Matt Johnston <matt@ucc.asn.au>
parents: 546
diff changeset
715 list_append(fwdlist, newfwd);
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
716
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 134
diff changeset
717 TRACE(("leave addforward: done"))
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
718 return;
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
719
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
720 fail:
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
721 dropbear_exit("Bad TCP forward '%s'", origstr);
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
722
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
723 badport:
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
724 dropbear_exit("Bad TCP port in '%s'", origstr);
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
725 }
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
726 #endif