annotate cli-main.c @ 1208:fb58cf341951

Client: kill proxy command when exiting application.
author Konstantin Tokarev <ktokarev@smartlabs.tv>
date Thu, 03 Dec 2015 16:22:29 +0300
parents 23103e1e9548
children bf626d259eb1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
74
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
1 /*
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
2 * Dropbear - a SSH2 server
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
3 * SSH client implementation
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
4 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
5 * Copyright (c) 2002,2003 Matt Johnston
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
6 * Copyright (c) 2004 by Mihnea Stoenescu
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
7 * All rights reserved.
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
8 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
9 * Permission is hereby granted, free of charge, to any person obtaining a copy
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
10 * of this software and associated documentation files (the "Software"), to deal
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
11 * in the Software without restriction, including without limitation the rights
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
12 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
13 * copies of the Software, and to permit persons to whom the Software is
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
14 * furnished to do so, subject to the following conditions:
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
15 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
16 * The above copyright notice and this permission notice shall be included in
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
17 * all copies or substantial portions of the Software.
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
18 *
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
22 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
23 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
24 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
25 * SOFTWARE. */
e3adf4cf5465 License boilerplate etc, add Mihnea as an author to some of the files
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
26
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
27 #include "includes.h"
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
28 #include "dbutil.h"
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
29 #include "runopts.h"
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
30 #include "session.h"
858
220f55d540ae rename random.h to dbrandom.h since some OSes have a system random.h
Matt Johnston <matt@ucc.asn.au>
parents: 857
diff changeset
31 #include "dbrandom.h"
795
7f604f9b3756 ecdsa is working
Matt Johnston <matt@ucc.asn.au>
parents: 614
diff changeset
32 #include "crypto_desc.h"
1032
0da8ba489c23 Move generic network routines to netio.c
Matt Johnston <matt@ucc.asn.au>
parents: 1027
diff changeset
33 #include "netio.h"
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
34
614
00eca37e47e8 Add noreturn and format attribute hints for some functions.
Matt Johnston <matt@ucc.asn.au>
parents: 594
diff changeset
35 static void cli_dropbear_exit(int exitcode, const char* format, va_list param) ATTRIB_NORETURN;
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
36 static void cli_dropbear_log(int priority, const char* format, va_list param);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
37
542
c9128994a2d6 Wrap proxycmd function in ENABLE_CLI_PROXYCMD #ifdef
Matt Johnston <matt@ucc.asn.au>
parents: 484
diff changeset
38 #ifdef ENABLE_CLI_PROXYCMD
1208
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
39 static void cli_proxy_cmd(int *sock_in, int *sock_out, pid_t *pid_out);
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
40 static void killchild(int signo);
542
c9128994a2d6 Wrap proxycmd function in ENABLE_CLI_PROXYCMD #ifdef
Matt Johnston <matt@ucc.asn.au>
parents: 484
diff changeset
41 #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
42
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
43 #if defined(DBMULTI_dbclient) || !defined(DROPBEAR_MULTI)
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
44 #if defined(DBMULTI_dbclient) && defined(DROPBEAR_MULTI)
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
45 int cli_main(int argc, char ** argv) {
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
46 #else
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
47 int main(int argc, char ** argv) {
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
48 #endif
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
49
479
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation
Matt Johnston <matt@ucc.asn.au>
parents: 425
diff changeset
50 int sock_in, sock_out;
1027
daf21fd50abf In theory TFO should work. Needs platform cleanup and testing
Matt Johnston <matt@ucc.asn.au>
parents: 1025
diff changeset
51 struct dropbear_progress_connection *progress = NULL;
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
52
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
53 _dropbear_exit = cli_dropbear_exit;
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
54 _dropbear_log = cli_dropbear_log;
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
55
425
1afa503e33f5 Disable core dumps
Matt Johnston <matt@ucc.asn.au>
parents: 165
diff changeset
56 disallow_core();
1afa503e33f5 Disable core dumps
Matt Johnston <matt@ucc.asn.au>
parents: 165
diff changeset
57
795
7f604f9b3756 ecdsa is working
Matt Johnston <matt@ucc.asn.au>
parents: 614
diff changeset
58 seedrandom();
7f604f9b3756 ecdsa is working
Matt Johnston <matt@ucc.asn.au>
parents: 614
diff changeset
59 crypto_init();
7f604f9b3756 ecdsa is working
Matt Johnston <matt@ucc.asn.au>
parents: 614
diff changeset
60
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
61 cli_getopts(argc, argv);
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
62
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
63 TRACE(("user='%s' host='%s' port='%s'", cli_opts.username,
165
0cfba3034be5 Fixed DEBUG_TRACE macro so that we don't get semicolons left about the place
Matt Johnston <matt@ucc.asn.au>
parents: 109
diff changeset
64 cli_opts.remotehost, cli_opts.remoteport))
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
65
109
2e9d1f29c50f merge of 50be59810e462f9f44f55e421227d6aa0b31982b
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
66 if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) {
2e9d1f29c50f merge of 50be59810e462f9f44f55e421227d6aa0b31982b
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
67 dropbear_exit("signal() error");
2e9d1f29c50f merge of 50be59810e462f9f44f55e421227d6aa0b31982b
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
68 }
2e9d1f29c50f merge of 50be59810e462f9f44f55e421227d6aa0b31982b
Matt Johnston <matt@ucc.asn.au>
parents: 108
diff changeset
69
1208
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
70 pid_t proxy_cmd_pid = 0;
483
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
71 #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
72 if (cli_opts.proxycmd) {
1208
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
73 cli_proxy_cmd(&sock_in, &sock_out, &proxy_cmd_pid);
544
9e51707cd6f2 - Make -i and -W pass through multihop arguments
Matt Johnston <matt@ucc.asn.au>
parents: 542
diff changeset
74 m_free(cli_opts.proxycmd);
1208
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
75 if (signal(SIGINT, killchild) == SIG_ERR ||
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
76 signal(SIGTERM, killchild) == SIG_ERR ||
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
77 signal(SIGHUP, killchild) == SIG_ERR) {
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
78 dropbear_exit("signal() error");
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
79 }
479
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation
Matt Johnston <matt@ucc.asn.au>
parents: 425
diff changeset
80 } else
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation
Matt Johnston <matt@ucc.asn.au>
parents: 425
diff changeset
81 #endif
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation
Matt Johnston <matt@ucc.asn.au>
parents: 425
diff changeset
82 {
1032
0da8ba489c23 Move generic network routines to netio.c
Matt Johnston <matt@ucc.asn.au>
parents: 1027
diff changeset
83 progress = connect_remote(cli_opts.remotehost, cli_opts.remoteport, cli_connected, &ses);
1025
02baa0b334e8 async connections working
Matt Johnston <matt@ucc.asn.au>
parents: 1022
diff changeset
84 sock_in = sock_out = -1;
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
85 }
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
86
1208
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
87 cli_session(sock_in, sock_out, progress, proxy_cmd_pid);
26
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
88
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
89 /* not reached */
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
90 return -1;
0969767bca0d snapshot of stuff
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
91 }
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
92 #endif /* DBMULTI stuff */
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
93
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
94 static void cli_dropbear_exit(int exitcode, const char* format, va_list param) {
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
95
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
96 char fmtbuf[300];
1065
23103e1e9548 Fix error handling for dbclient async connect
Matt Johnston <matt@ucc.asn.au>
parents: 1032
diff changeset
97 char exitmsg[500];
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
98
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
99 if (!sessinitdone) {
594
a98a2138364a Improve capitalisation for all logged strings
Matt Johnston <matt@ucc.asn.au>
parents: 568
diff changeset
100 snprintf(fmtbuf, sizeof(fmtbuf), "Exited: %s",
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
101 format);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
102 } else {
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
103 snprintf(fmtbuf, sizeof(fmtbuf),
594
a98a2138364a Improve capitalisation for all logged strings
Matt Johnston <matt@ucc.asn.au>
parents: 568
diff changeset
104 "Connection to %[email protected]%s:%s exited: %s",
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
105 cli_opts.username, cli_opts.remotehost,
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
106 cli_opts.remoteport, format);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
107 }
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
108
1065
23103e1e9548 Fix error handling for dbclient async connect
Matt Johnston <matt@ucc.asn.au>
parents: 1032
diff changeset
109 /* Arguments to the exit printout may be unsafe to use after session_cleanup() */
23103e1e9548 Fix error handling for dbclient async connect
Matt Johnston <matt@ucc.asn.au>
parents: 1032
diff changeset
110 vsnprintf(exitmsg, sizeof(exitmsg), fmtbuf, param);
23103e1e9548 Fix error handling for dbclient async connect
Matt Johnston <matt@ucc.asn.au>
parents: 1032
diff changeset
111
40
b4874d772210 - Added terminal mode handling etc for the client, and window change
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
112 /* Do the cleanup first, since then the terminal will be reset */
733
70811267715c Run the cleanup handler also when we close due to TCP connection being closed
Matt Johnston <matt@ucc.asn.au>
parents: 614
diff changeset
113 session_cleanup();
938
c88dce72f6d2 Make sure client exit messages don't get lost
Matt Johnston <matt@ucc.asn.au>
parents: 871
diff changeset
114 /* Avoid printing onwards from terminal cruft */
c88dce72f6d2 Make sure client exit messages don't get lost
Matt Johnston <matt@ucc.asn.au>
parents: 871
diff changeset
115 fprintf(stderr, "\n");
40
b4874d772210 - Added terminal mode handling etc for the client, and window change
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
116
1065
23103e1e9548 Fix error handling for dbclient async connect
Matt Johnston <matt@ucc.asn.au>
parents: 1032
diff changeset
117 dropbear_log(LOG_INFO, "%s", exitmsg);;
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
118 exit(exitcode);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
119 }
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
120
108
10f4d3319780 - added circular buffering for channels
Matt Johnston <matt@ucc.asn.au>
parents: 74
diff changeset
121 static void cli_dropbear_log(int UNUSED(priority),
10f4d3319780 - added circular buffering for channels
Matt Johnston <matt@ucc.asn.au>
parents: 74
diff changeset
122 const char* format, va_list param) {
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
123
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
124 char printbuf[1024];
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
125
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
126 vsnprintf(printbuf, sizeof(printbuf), format, param);
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
127
40
b4874d772210 - Added terminal mode handling etc for the client, and window change
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
128 fprintf(stderr, "%s: %s\n", cli_opts.progname, printbuf);
938
c88dce72f6d2 Make sure client exit messages don't get lost
Matt Johnston <matt@ucc.asn.au>
parents: 871
diff changeset
129 fflush(stderr);
33
f789045062e6 Progressing client support
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
130 }
483
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
131
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
132 static void exec_proxy_cmd(void *user_data_cmd) {
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
133 const char *cmd = user_data_cmd;
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
134 char *usershell;
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
135
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
136 usershell = m_strdup(get_user_shell());
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
137 run_shell_command(cmd, ses.maxfd, usershell);
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
138 dropbear_exit("Failed to run '%s'\n", cmd);
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
139 }
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
140
542
c9128994a2d6 Wrap proxycmd function in ENABLE_CLI_PROXYCMD #ifdef
Matt Johnston <matt@ucc.asn.au>
parents: 484
diff changeset
141 #ifdef ENABLE_CLI_PROXYCMD
1208
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
142 static void cli_proxy_cmd(int *sock_in, int *sock_out, pid_t *pid_out) {
483
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
143 int ret;
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
144
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
145 fill_passwd(cli_opts.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
146
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
147 ret = spawn_command(exec_proxy_cmd, cli_opts.proxycmd,
1208
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
148 sock_out, sock_in, NULL, pid_out);
483
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
149 if (ret == DROPBEAR_FAILURE) {
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
150 dropbear_exit("Failed running proxy command");
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
151 *sock_in = *sock_out = -1;
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
152 }
738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc.
Matt Johnston <matt@ucc.asn.au>
parents: 479
diff changeset
153 }
1208
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
154
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
155 static void killchild(int signo)
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
156 {
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
157 kill_proxy_command();
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
158 if (signo)
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
159 _exit(1);
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
160 exit(1);
fb58cf341951 Client: kill proxy command when exiting application.
Konstantin Tokarev <ktokarev@smartlabs.tv>
parents: 1065
diff changeset
161 }
857
c19acba28590 use oldstyle comments
Matt Johnston <matt@ucc.asn.au>
parents: 801
diff changeset
162 #endif /* ENABLE_CLI_PROXYCMD */