annotate README @ 72:9597c2e3b9d4

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author Matt Johnston <matt@ucc.asn.au>
date Fri, 13 Aug 2004 10:58:51 +0000
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1 This is Dropbear, a smallish SSH 2 server and client.
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3 INSTALL has compilation instructions.
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5 MULTI has instructions on making a multi-purpose binary (ie a single binary
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6 which performs multiple tasks, to save disk space)
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8 SMALL has some tips on creating small binaries.
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10 See TODO for a few of the things I know need looking at, and please contact
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11 me if you have any questions/bugs found/features/ideas/comments etc :)
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13 Matt Johnston
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14 [email protected]
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16 ============================================================================
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18 Public key auth:
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20 You can use ~/.ssh/authorized_keys in the same way as with OpenSSH, just put
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21 the key entries in that file. They should be of the form:
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23 ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAIEAwVa6M6cGVmUcLl2cFzkxEoJd06Ub4bVDsYrWvXhvUV+ZAM9uGuewZBDoAqNKJxoIn0Hyd0Nk/yU99UVv6NWV/5YSHtnf35LKds56j7cuzoQpFIdjNwdxAN0PCET/MG8qyskG/2IE2DPNIaJ3Wy+Ws4IZEgdJgPlTYUBWWtCWOGc= [email protected]
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25 You must make sure that ~/.ssh, and the key file, are only writable by the
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26 user.
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28 NOTE: Dropbear ignores authorized_keys options such as those described in the
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29 OpenSSH sshd manpage, and will not allow a login for these keys.
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31 To run the server, you need to generate server keys, this is one-off:
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32 ./dropbearkey -t rsa -f dropbear_rsa_host_key
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33 ./dropbearkey -t dss -f dropbear_dss_host_key
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35 or alternatively convert OpenSSH keys to Dropbear:
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36 ./dropbearconvert openssh dropbear /etc/ssh/ssh_host_dsa_key dropbear_dss_host_key
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38 And you can now run the server.
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39 ./dropbear
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40
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41 or './dropbear -h' to get options.
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43 If the server is run as non-root, you most likely won't be able to allocate a
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44 pty, and you cannot login as any user other than that running the daemon
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45 (obviously). Shadow passwords will also be unusable as non-root.
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47 The Dropbear distribution includes a standalone version of OpenSSH's scp
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48 program. You can compile it with "make scp", you may want to change the path
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49 of the ssh binary, specified near the top of the scp.c file. By default
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50 the progress meter isn't compiled in to save space, you can enable it with
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51 "make scp-progress".
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