Mercurial > masqmail

annotate src/local.c @ 0:08114f7dcc23 0.2.21

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
this is masqmail-0.2.21 from oliver kurth
author meillo@marmaro.de
date Fri, 26 Sep 2008 17:05:23 +0200
parents
children 26e34ae9a3e3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
1 /* MasqMail
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
2 Copyright (C) 1999-2001 Oliver Kurth
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
3
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
4 This program is free software; you can redistribute it and/or modify
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
5 it under the terms of the GNU General Public License as published by
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
6 the Free Software Foundation; either version 2 of the License, or
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
7 (at your option) any later version.
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
8
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
9 This program is distributed in the hope that it will be useful,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
12 GNU General Public License for more details.
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
13
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
14 You should have received a copy of the GNU General Public License
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
15 along with this program; if not, write to the Free Software
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
16 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
17 */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
18
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
19 #include "masqmail.h"
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
20 #include "peopen.h"
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
21 #include <sys/wait.h>
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
22
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
23 static
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
24 void message_stream(FILE *out, message *msg, GList *hdr_list, guint flags)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
25 {
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
26 time_t now = time(NULL);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
27 GList *node;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
28
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
29 if(flags & MSGSTR_FROMLINE){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
30 fprintf(out, "From <%s@%s> %s", msg->return_path->local_part,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
31 msg->return_path->domain, ctime(&now));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
32 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
33
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
34 foreach(hdr_list, node){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
35 header *hdr = (header *)(node->data);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
36 fputs(hdr->header, out);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
37 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
38 putc('\n', out);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
39 foreach(msg->data_list, node){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
40 /* From hack: */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
41 if(flags & MSGSTR_FROMHACK){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
42 if(strncmp(node->data, "From ", 5) == 0)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
43 putc('>', out);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
44 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
45 fputs(node->data, out);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
46 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
47 putc('\n', out);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
48 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
49
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
50 gboolean append_file(message *msg, GList *hdr_list, gchar *user)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
51 {
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
52 struct passwd *pw;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
53 gboolean ok = FALSE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
54
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
55 /* headers may be special for a local delivery */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
56 if(hdr_list == NULL)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
57 hdr_list = msg->hdr_list;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
58
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
59 if((pw = getpwnam(user))){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
60 uid_t saved_uid = geteuid();
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
61 gid_t saved_gid = getegid();
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
62 gboolean uid_ok = TRUE, gid_ok = TRUE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
63
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
64 if(!conf.run_as_user){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
65 uid_ok = (seteuid(0) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
66 if(uid_ok){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
67 gid_ok = (setegid(conf.mail_gid) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
68 uid_ok = (seteuid(pw->pw_uid) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
69 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
70 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
71
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
72 DEBUG(5) debugf("running as euid %d\n", geteuid());
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
73 DEBUG(5) debugf("running as egid %d\n", getegid());
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
74
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
75 if(uid_ok && gid_ok){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
76 gchar *filename;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
77 FILE *out;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
78
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
79 filename = g_strdup_printf("%s/%s", conf.mail_dir, user);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
80 if((out = fopen(filename, "a"))){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
81 #ifdef USE_LIBLOCKFILE
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
82 gint err;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
83 /* lock file using liblockfile */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
84 err = maillock(user,3);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
85 if(err == 0){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
86 #else
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
87 /* lock file: */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
88 struct flock lock;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
89 lock.l_type = F_WRLCK;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
90 lock.l_whence = SEEK_END;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
91 lock.l_start = lock.l_len = 0;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
92 if(fcntl(fileno(out), F_SETLK, &lock) != -1){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
93 #endif
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
94 fchmod(fileno(out), 0600);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
95
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
96 message_stream(out, msg, hdr_list, MSGSTR_FROMLINE|MSGSTR_FROMHACK);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
97
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
98 ok = TRUE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
99
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
100 /* close when still user */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
101 fclose(out);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
102 #ifdef USE_LIBLOCKFILE
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
103 mailunlock();
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
104 #endif
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
105 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
106 fclose(out);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
107 #ifdef USE_LIBLOCKFILE
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
108 DEBUG(3) debugf("could not lock file %s: error %d\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
109 filename, err);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
110 } /* XEmacs indenting convenience... */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
111 #else
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
112 DEBUG(3) debugf("could not lock file %s: %s\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
113 filename, strerror(errno));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
114 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
115 #endif
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
116 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
117 logwrite(LOG_ALERT, "could not open file %s: %s\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
118 filename, strerror(errno));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
119 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
120 g_free(filename);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
121
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
122 if(!conf.run_as_user){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
123 uid_ok = (seteuid(0) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
124 if(uid_ok){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
125 gid_ok = (setegid(saved_gid) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
126 uid_ok = (seteuid(saved_uid) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
127 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
128 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
129
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
130 if(!uid_ok || !gid_ok){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
131 /* FIXME: if this fails we HAVE to exit, because we shall not run
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
132 with some users id. But we do not return, and so this message
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
133 will not be finished, so the user will get the message again
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
134 next time a delivery is attempted... */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
135 logwrite(LOG_ALERT,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
136 "could not set back uid or gid after local delivery: %s\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
137 strerror(errno));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
138 logwrite(LOG_ALERT,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
139 "uid=%d, gid=%d, euid=%d, egid=%d, want = %d, %d\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
140 getuid(), getgid(), geteuid(), getegid(), saved_uid, saved_gid);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
141 exit(EXIT_FAILURE);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
142 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
143 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
144 logwrite(LOG_ALERT,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
145 "could not set uid or gid for local delivery, uid = %d: %s\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
146 pw->pw_uid, strerror(errno));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
147 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
148 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
149 logwrite(LOG_ALERT, "could not find password entry for user %s\n", user);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
150 errno = ENOENT; /* getpwnam does not set errno correctly */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
151 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
152
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
153 return ok;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
154 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
155
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
156 #ifdef ENABLE_MAILDIR
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
157 gboolean maildir_out(message *msg, GList *hdr_list, gchar *user, guint flags)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
158 {
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
159 struct passwd *pw;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
160 gboolean ok = FALSE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
161
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
162 /* headers may be special for a local delivery */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
163 if(hdr_list == NULL)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
164 hdr_list = msg->hdr_list;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
165
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
166 if((pw = getpwnam(user))){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
167 uid_t saved_uid = geteuid();
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
168 gid_t saved_gid = getegid();
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
169 gboolean uid_ok = TRUE, gid_ok = TRUE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
170
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
171 if(!conf.run_as_user){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
172 uid_ok = (seteuid(0) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
173 if(uid_ok){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
174 gid_ok = (setegid(conf.mail_gid) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
175 uid_ok = (seteuid(pw->pw_uid) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
176 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
177 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
178
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
179 DEBUG(5) debugf("running as euid %d\n", geteuid());
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
180 DEBUG(5) debugf("running as egid %d\n", getegid());
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
181
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
182 if(uid_ok && gid_ok){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
183 char *path = g_strdup_printf("%s/Maildir", pw->pw_dir);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
184 struct stat statbuf;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
185 int ret;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
186
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
187 DEBUG(5) debugf("path = %s\n", path);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
188
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
189 ok = TRUE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
190 ret = stat(path, &statbuf);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
191 if(ret != 0){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
192 ok = FALSE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
193 if(errno == ENOENT){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
194 logwrite(LOG_NOTICE, "directory %s does not exist, creating\n", path);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
195 if(mkdir(path, 0700) == 0)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
196 ok = TRUE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
197 }else
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
198 logwrite(LOG_ALERT, "stat of %s failed: %s\n", path, strerror(errno));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
199 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
200 if(ok){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
201 ok = FALSE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
202 ret = stat(path, &statbuf);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
203 if(S_ISDIR(statbuf.st_mode)){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
204 gchar *subdirs[] = {"tmp", "new", "cur"};
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
205 int i;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
206 for(i = 0; i < 3; i++){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
207 char *path1 = g_strdup_printf("%s/%s", path, subdirs[i]);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
208 ret = stat(path1, &statbuf);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
209 if(ret != 0){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
210 if(errno == ENOENT){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
211 logwrite(LOG_NOTICE, "directory %s does not exist, creating\n", path1);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
212 if(mkdir(path1, 0700) != 0) break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
213 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
214 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
215 g_free(path1);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
216 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
217 if(i == 3){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
218 FILE *out;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
219 mode_t saved_mode = umask(066);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
220 /* the qmail style unique works only if delivering
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
221 with different process. We do not fork for each delivery,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
222 so our uid is more unique. Hope it is compatible with all
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
223 MUAs.
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
224 */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
225 gchar *filename = g_strdup_printf("%s/tmp/%s.%s", path, msg->uid, conf.host_name);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
226
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
227 DEBUG(5) debugf("filename = %s\n", filename);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
228
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
229 if((out = fopen(filename, "w"))){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
230 gchar *newname =
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
231 g_strdup_printf("%s/new/%s.%s", path, msg->uid, conf.host_name);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
232 message_stream(out, msg, hdr_list, flags);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
233 ok = TRUE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
234 if(fflush(out) == EOF) ok = FALSE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
235 else if(fdatasync(fileno(out)) != 0){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
236 if(errno != EINVAL) /* some fs do not support this..
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
237 I hope this also means that it is not necessary */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
238 ok = FALSE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
239 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
240 fclose(out);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
241 if(rename(filename, newname) != 0){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
242 ok = FALSE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
243 logwrite(LOG_ALERT, "moving %s to %s failed: %s",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
244 filename, newname, strerror(errno));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
245 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
246 g_free(newname);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
247 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
248 umask(saved_mode);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
249 g_free(filename);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
250 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
251 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
252 logwrite(LOG_ALERT, "%s is not a directory\n", path);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
253 errno = ENOTDIR;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
254 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
255 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
256 if(!conf.run_as_user){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
257 uid_ok = (seteuid(0) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
258 if(uid_ok){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
259 gid_ok = (setegid(saved_gid) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
260 uid_ok = (seteuid(saved_uid) == 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
261 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
262 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
263 if(!uid_ok || !gid_ok){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
264 /* FIXME: if this fails we HAVE to exit, because we shall not run
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
265 with some users id. But we do not return, and so this message
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
266 will not be finished, so the user will get the message again
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
267 next time a delivery is attempted... */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
268 logwrite(LOG_ALERT,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
269 "could not set back uid or gid after local delivery: %s\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
270 strerror(errno));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
271 exit(EXIT_FAILURE);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
272 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
273 g_free(path);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
274 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
275 logwrite(LOG_ALERT,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
276 "could not set uid or gid for local delivery, uid = %d: %s\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
277 pw->pw_uid, strerror(errno));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
278 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
279 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
280 logwrite(LOG_ALERT, "could not find password entry for user %s\n", user);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
281 errno = ENOENT; /* getpwnam does not set errno correctly */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
282 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
283 return ok;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
284 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
285 #endif
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
286
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
287 gboolean
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
288 pipe_out(message *msg, GList *hdr_list, address *rcpt, gchar *cmd, guint flags)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
289 {
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
290 gchar *envp[40];
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
291 FILE *out;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
292 uid_t saved_uid = geteuid();
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
293 gid_t saved_gid = getegid();
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
294 gboolean ok = FALSE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
295 gint i, n;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
296 pid_t pid;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
297 void (*old_signal)(int);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
298 int status;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
299
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
300 /* set uid and gid to the mail ids */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
301 if(!conf.run_as_user){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
302 set_euidgid(conf.mail_uid, conf.mail_gid, &saved_uid, &saved_gid);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
303 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
304
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
305 /* set environment */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
306 {
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
307 gint i = 0;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
308 address *ancestor = addr_find_ancestor(rcpt);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
309
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
310 envp[i++] = g_strdup_printf("SENDER=%s@%s", msg->return_path->local_part, msg->return_path->domain);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
311 envp[i++] = g_strdup_printf("SENDER_DOMAIN=%s", msg->return_path->domain);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
312 envp[i++] = g_strdup_printf("SENDER_LOCAL=%s", msg->return_path->local_part);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
313 envp[i++] = g_strdup_printf("RECEIVED_HOST=%s", msg->received_host ? msg->received_host : "");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
314
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
315 envp[i++] = g_strdup_printf("RETURN_PATH=%s@%s",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
316 msg->return_path->local_part, msg->return_path->domain);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
317 envp[i++] = g_strdup_printf("DOMAIN=%s", ancestor->domain);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
318
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
319 envp[i++] = g_strdup_printf("LOCAL_PART=%s", ancestor->local_part);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
320 envp[i++] = g_strdup_printf("USER=%s", ancestor->local_part);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
321 envp[i++] = g_strdup_printf("LOGNAME=%s", ancestor->local_part);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
322
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
323 envp[i++] = g_strdup_printf("MESSAGE_ID=%s", msg->uid);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
324 envp[i++] = g_strdup_printf("QUALIFY_DOMAIN=%s", conf.host_name);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
325
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
326 envp[i] = NULL;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
327 n = i;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
328 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
329
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
330 old_signal = signal(SIGCHLD, SIG_DFL);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
331
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
332 out = peidopen(cmd, "w", envp, &pid, conf.mail_uid, conf.mail_gid);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
333 if(out != NULL){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
334 message_stream(out, msg, hdr_list, flags);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
335
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
336 fclose(out);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
337
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
338 waitpid(pid, &status, 0);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
339
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
340 if(WEXITSTATUS(status) != 0){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
341 int exstat = WEXITSTATUS(status);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
342 logwrite(LOG_ALERT, "process returned %d (%s)\n", exstat, ext_strerror(1024 + exstat));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
343 errno = 1024 + exstat;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
344 }else if(WIFSIGNALED(status)){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
345 logwrite(LOG_ALERT, "process got signal %d\n", WTERMSIG(status));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
346 }else
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
347 ok = TRUE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
348
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
349 }else
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
350 logwrite(LOG_ALERT, "could not open pipe '%s': %s\n", cmd, strerror(errno));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
351
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
352 signal(SIGCHLD, old_signal);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
353
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
354 /* free environment */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
355 for(i = 0; i < n; i++){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
356 g_free(envp[i]);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
357 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
358
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
359 /* set uid and gid back */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
360 if(!conf.run_as_user){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
361 set_euidgid(saved_uid, saved_gid, NULL, NULL);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
362 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
363
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
364 return ok;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
365 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
366