]> git.pld-linux.org Git - packages/openssh.git/blob - openssh-chroot.patch
- fix ssh-ldap-helper path
[packages/openssh.git] / openssh-chroot.patch
1 --- openssh-4.4p1/servconf.c.orig       2006-08-18 16:23:15.000000000 +0200
2 +++ openssh-4.4p1/servconf.c    2006-10-05 10:11:17.065971000 +0200
3 @@ -56,7 +56,9 @@
4  
5         /* Portable-specific options */
6         options->use_pam = -1;
7 -
8 +       
9 +       options->use_chroot = -1;
10 +       
11         /* Standard Options */
12         options->num_ports = 0;
13         options->ports_from_cmdline = 0;
14 @@ -131,6 +133,9 @@
15         if (options->use_pam == -1)
16                 options->use_pam = 0;
17  
18 +       if (options->use_chroot == -1)
19 +               options->use_chroot = 0;
20 +       
21         /* Standard Options */
22         if (options->protocol == SSH_PROTO_UNKNOWN)
23                 options->protocol = SSH_PROTO_1|SSH_PROTO_2;
24 @@ -270,6 +275,7 @@
25         sBadOption,             /* == unknown option */
26         /* Portable-specific options */
27         sUsePAM,
28 +       sUseChroot,
29         /* Standard Options */
30         sPort, sHostKeyFile, sServerKeyBits, sLoginGraceTime, sKeyRegenerationTime,
31         sPermitRootLogin, sLogFacility, sLogLevel,
32 @@ -312,6 +318,11 @@
33  #else
34         { "usepam", sUnsupported, SSHCFG_GLOBAL },
35  #endif
36 +#ifdef CHROOT
37 +       { "usechroot", sUseChroot, SSHCFG_GLOBAL },
38 +#else
39 +       { "usechroot", sUnsupported, SSHCFG_GLOBAL },
40 +#endif /* CHROOT */
41         { "pamauthenticationviakbdint", sDeprecated, SSHCFG_GLOBAL },
42         /* Standard Options */
43         { "port", sPort, SSHCFG_GLOBAL },
44 @@ -662,6 +673,10 @@
45                 intptr = &options->use_pam;
46                 goto parse_flag;
47  
48 +       case sUseChroot:
49 +               intptr = &options->use_chroot;
50 +               goto parse_flag;
51 +
52         /* Standard Options */
53         case sBadOption:
54                 return -1;
55 --- openssh-3.7.1p2/servconf.h  2003-09-02 14:58:22.000000000 +0200
56 +++ openssh-3.7.1p2.pius/servconf.h     2003-10-07 20:49:08.000000000 +0200
57 @@ -109,6 +109,7 @@
58         int     max_startups_rate;
59         int     max_startups;
60         char   *banner;                 /* SSH-2 banner message */
61 +       int     use_chroot;             /* Enable chrooted enviroment support */
62         int     use_dns;
63         int     client_alive_interval;  /*
64                                          * poke the client this often to
65 --- ./session.c.org     2008-05-05 16:22:11.935003283 +0200
66 +++ ./session.c 2008-05-05 16:32:50.025507650 +0200
67 @@ -1345,6 +1345,10 @@ void
68  do_setusercontext(struct passwd *pw)
69  {
70         char *chroot_path, *tmp;
71 +#ifdef CHROOT
72 +       char *user_dir;
73 +       char *new_root;
74 +#endif /* CHROOT */
75  
76  #ifdef WITH_SELINUX
77         /* Cache selinux status for later use */
78 @@ -1425,8 +1429,28 @@ do_setusercontext(struct passwd *pw)
79                         safely_chroot(chroot_path, pw->pw_uid);
80                         free(tmp);
81                         free(chroot_path);
82 +#ifdef CHROOT
83 +               } else if (options.use_chroot) {
84 +                       user_dir = xstrdup(pw->pw_dir);
85 +                       new_root = user_dir + 1;
86 +
87 +                       while((new_root = strchr(new_root, '.')) != NULL) {
88 +                               new_root--;
89 +                               if(strncmp(new_root, "/./", 3) == 0) {
90 +                                       *new_root = '\0';
91 +                                       new_root += 2;
92 +
93 +                                       if(chroot(user_dir) != 0)
94 +                                               fatal("Couldn't chroot to user directory %s", user_dir);
95 +                                       pw->pw_dir = new_root;
96 +                                       break;
97 +                               }
98 +                               new_root += 2;
99 +                       }
100 +#endif /* CHROOT */
101                 }
102  
103 +
104  #ifdef HAVE_LOGIN_CAP
105                 if (setusercontext(lc, pw, pw->pw_uid, LOGIN_SETUSER) < 0) {
106                         perror("unable to set user context (setuser)");
107 --- openssh-3.7.1p2/sshd_config 2003-09-02 14:51:18.000000000 +0200
108 +++ openssh-3.7.1p2.pius/sshd_config    2003-10-07 20:49:08.000000000 +0200
109 @@ -91,6 +91,10 @@
110  # and ChallengeResponseAuthentication to 'no'.
111  UsePAM yes
112  
113 +# Set this to 'yes' to enable support for chrooted user environment.
114 +# You must create such environment before you can use this feature.
115 +#UseChroot yes
116 +
117  #AllowAgentForwarding yes
118  # Security advisory:
119  # http://securitytracker.com/alerts/2004/Sep/1011143.html
120 --- openssh-4.4p1/sshd_config.0.orig    2006-09-26 13:03:48.000000000 +0200
121 +++ openssh-4.4p1/sshd_config.0 2006-10-05 10:11:41.615971000 +0200
122 @@ -451,6 +451,16 @@
123               To disable TCP keepalive messages, the value should be set to
124               ``no''.
125  
126 +     UseChroot
127 +             Specifies whether to use chroot-jail environment with ssh/sftp,
128 +             i.e. restrict users to a particular area in the filesystem. This
129 +             is done by setting user home directory to, for example,
130 +             /path/to/chroot/./home/username.  sshd looks for a '.' in the
131 +             users home directory, then calls chroot(2) to whatever directory
132 +             was before the . and continues with the normal ssh functionality.
133 +             For this to work properly you have to create special chroot-jail
134 +             environment in a /path/to/chroot directory.
135 +
136       UseDNS  Specifies whether sshd(8) should look up the remote host name and
137               check that the resolved host name for the remote IP address maps
138               back to the very same IP address.  The default is ``yes''.
139 --- openssh-3.8p1/sshd_config.5.orig    2004-02-18 04:31:24.000000000 +0100
140 +++ openssh-3.8p1/sshd_config.5 2004-02-25 21:17:23.000000000 +0100
141 @@ -552,6 +552,16 @@
142  The possible values are: DAEMON, USER, AUTH, LOCAL0, LOCAL1, LOCAL2,
143  LOCAL3, LOCAL4, LOCAL5, LOCAL6, LOCAL7.
144  The default is AUTH.
145 +.It Cm UseChroot
146 +Specifies whether to use chroot-jail environment with ssh/sftp, i.e. restrict
147 +users to a particular area in the filesystem. This is done by setting user
148 +home directory to, for example, /path/to/chroot/./home/username.
149 +.Nm sshd
150 +looks for a '.' in the users home directory, then calls
151 +.Xr chroot 2
152 +to whatever directory was before the . and continues with the normal ssh
153 +functionality. For this to work properly you have to create special chroot-jail
154 +environment in a /path/to/chroot directory.
155  .It Cm TCPKeepAlive
156  Specifies whether the system should send TCP keepalive messages to the
157  other side.
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