Mercurial > masqmail
annotate src/masqmail.c @ 266:ab39047ffe44
refactored mode_accept()
author | markus schnalke <meillo@marmaro.de> |
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date | Fri, 03 Dec 2010 11:30:24 -0300 |
parents | 1e5e457dea18 |
children | 8be687c06c20 |
rev | line source |
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0 | 1 /* MasqMail |
2 Copyright (C) 1999-2001 Oliver Kurth | |
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3 Copyright (C) 2010 markus schnalke <meillo@marmaro.de> |
0 | 4 |
5 This program is free software; you can redistribute it and/or modify | |
6 it under the terms of the GNU General Public License as published by | |
7 the Free Software Foundation; either version 2 of the License, or | |
8 (at your option) any later version. | |
9 | |
10 This program is distributed in the hope that it will be useful, | |
11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 GNU General Public License for more details. | |
14 | |
15 You should have received a copy of the GNU General Public License | |
16 along with this program; if not, write to the Free Software | |
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
18 */ | |
19 | |
20 #include <stdio.h> | |
21 #include <errno.h> | |
22 #include <stdlib.h> | |
23 #include <string.h> | |
24 #include <unistd.h> | |
25 #include <sys/types.h> | |
26 #include <sys/socket.h> | |
27 #include <sys/time.h> | |
28 #include <netinet/in.h> | |
29 #include <netdb.h> | |
30 #include <syslog.h> | |
31 #include <signal.h> | |
32 | |
33 #include <glib.h> | |
34 | |
35 #include "masqmail.h" | |
36 | |
192 | 37 /* mutually exclusive modes. Note that there is no 'queue daemon' mode. |
38 It, as well as the distinction beween the two (non exclusive) daemon | |
39 (queue and listen) modes, is handled by flags.*/ | |
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40 typedef enum _mta_mode { |
259
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41 MODE_NONE = 0, /* for being able to check if a mode was defined */ |
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42 MODE_ACCEPT, /* accept message on stdin */ |
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43 MODE_DAEMON, /* run as daemon */ |
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44 MODE_RUNQUEUE, /* single queue run, online or offline */ |
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45 MODE_SMTP, /* accept SMTP on stdin */ |
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46 MODE_LIST, /* list queue */ |
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47 MODE_MCMD, /* do queue manipulation */ |
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48 MODE_VERSION, /* show version */ |
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49 MODE_BI, /* fake ;-) */ |
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50 } mta_mode; |
0 | 51 |
52 char *pidfile = NULL; | |
53 volatile int sigterm_in_progress = 0; | |
54 | |
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55 static void |
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56 sigterm_handler(int sig) |
0 | 57 { |
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58 if (sigterm_in_progress) |
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59 raise(sig); |
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60 sigterm_in_progress = 1; |
0 | 61 |
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62 if (pidfile) { |
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63 uid_t uid; |
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64 uid = seteuid(0); |
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65 if (unlink(pidfile) != 0) |
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66 logwrite(LOG_WARNING, "could not delete pid file %s: %s\n", pidfile, strerror(errno)); |
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67 seteuid(uid); /* we exit anyway after this, just to be sure */ |
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68 } |
0 | 69 |
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70 signal(sig, SIG_DFL); |
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71 raise(sig); |
0 | 72 } |
73 | |
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74 #ifdef ENABLE_IDENT /* so far used for that only */ |
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75 static gboolean |
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76 is_in_netlist(gchar * host, GList * netlist) |
0 | 77 { |
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78 guint hostip = inet_addr(host); |
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79 struct in_addr addr; |
0 | 80 |
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81 addr.s_addr = hostip; |
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82 if (addr.s_addr != INADDR_NONE) { |
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83 GList *node; |
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84 foreach(netlist, node) { |
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85 struct in_addr *net = (struct in_addr *) (node->data); |
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86 if ((addr.s_addr & net->s_addr) == net->s_addr) |
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87 return TRUE; |
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88 } |
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89 } |
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90 return FALSE; |
0 | 91 } |
92 #endif | |
93 | |
249
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94 /* |
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95 argv: the original argv |
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96 argp: number of arg (may get modified!) |
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97 cp: pointing to the char after the option |
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98 e.g. `-d 6' `-d6' |
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99 ^ ^ |
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100 */ |
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101 gchar* |
249
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102 get_optarg(char* argv[], gint* argp, char* cp) |
0 | 103 { |
249
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104 if (*cp) { |
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105 /* this kind: -xval */ |
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106 return cp; |
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107 } |
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108 cp = argv[*argp+1]; |
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109 if (cp && (*cp != '-')) { |
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110 /* this kind: -x val */ |
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111 (*argp)++; |
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112 return cp; |
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113 } |
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114 return NULL; |
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115 } |
0 | 116 |
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117 gboolean |
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118 write_pidfile(gchar * name) |
0 | 119 { |
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120 FILE *fptr; |
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122 if ((fptr = fopen(name, "wt"))) { |
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123 fprintf(fptr, "%d\n", getpid()); |
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124 fclose(fptr); |
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125 pidfile = strdup(name); |
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126 return TRUE; |
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127 } |
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128 logwrite(LOG_WARNING, "could not write pid file: %s\n", strerror(errno)); |
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129 return FALSE; |
0 | 130 } |
131 | |
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132 /* on -bd or if -q has an argument */ |
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133 static void |
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134 mode_daemon(gboolean do_listen, gint queue_interval, char *argv[]) |
0 | 135 { |
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136 guint pid; |
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138 /* daemon */ |
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139 if (!conf.run_as_user) { |
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140 if ((conf.orig_uid != 0) && (conf.orig_uid != conf.mail_uid)) { |
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141 fprintf(stderr, "must be root or %s for daemon.\n", DEF_MAIL_USER); |
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142 exit(1); |
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143 } |
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144 } |
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146 /* reparent to init only if init is not already the parent */ |
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147 if (getppid() != 1) { |
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148 if ((pid = fork()) > 0) { |
262
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149 exit(0); |
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150 } else if (pid < 0) { |
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151 logwrite(LOG_ALERT, "could not fork!\n"); |
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152 exit(1); |
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153 } |
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154 } |
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156 signal(SIGTERM, sigterm_handler); |
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157 write_pidfile(PIDFILEDIR "/masqmail.pid"); |
0 | 158 |
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159 conf.do_verbose = FALSE; |
0 | 160 |
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161 /* closing and reopening the log ensures that it is open afterwards |
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162 because it is possible that the log is assigned to fd 1 and gets |
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163 thus closes by fclose(stdout). Similar for the debugfile. |
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164 */ |
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165 logclose(); |
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166 fclose(stdin); |
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167 fclose(stdout); |
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168 fclose(stderr); |
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169 logopen(); |
0 | 170 |
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171 logwrite(LOG_NOTICE, "%s %s daemon starting\n", PACKAGE, VERSION); |
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172 listen_port(do_listen ? conf.listen_addresses : NULL, queue_interval, argv); |
0 | 173 } |
174 | |
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175 /* -bs or called as smtpd or in.smtpd */ |
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176 static void |
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177 mode_smtp() |
0 | 178 { |
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179 /* accept smtp message on stdin */ |
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180 /* write responses to stderr. */ |
0 | 181 |
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182 struct sockaddr_in saddr; |
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183 gchar *peername = NULL; |
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184 int dummy = sizeof(saddr); |
0 | 185 |
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186 conf.do_verbose = FALSE; |
0 | 187 |
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188 if (!conf.run_as_user) { |
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189 seteuid(conf.orig_uid); |
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190 setegid(conf.orig_gid); |
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191 } |
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193 DEBUG(5) debugf("accepting smtp message on stdin\n"); |
0 | 194 |
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195 if (getpeername(0, (struct sockaddr *) (&saddr), &dummy) == 0) { |
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196 peername = g_strdup(inet_ntoa(saddr.sin_addr)); |
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197 } else if (errno != ENOTSOCK) |
262
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198 exit(1); |
0 | 199 |
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200 smtp_in(stdin, stderr, peername, NULL); |
0 | 201 } |
202 | |
264
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203 /* default mode if address args or -t is specified, or called as rmail */ |
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204 static void |
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205 mode_accept(address * return_path, gchar * full_sender_name, guint accept_flags, char **addresses, int addr_cnt) |
0 | 206 { |
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207 /* accept message on stdin */ |
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208 accept_error err; |
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209 message *msg = create_message(); |
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210 gint i; |
266
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211 pid_t pid; |
0 | 212 |
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213 if (return_path && !is_privileged_user(conf.orig_uid)) { |
96 | 214 fprintf(stderr, "must be root, %s or in group %s for setting return path.\n", DEF_MAIL_USER, DEF_MAIL_GROUP); |
262
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215 exit(1); |
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216 } |
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218 if (!conf.run_as_user) { |
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219 seteuid(conf.orig_uid); |
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220 setegid(conf.orig_gid); |
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221 } |
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223 DEBUG(5) debugf("accepting message on stdin\n"); |
0 | 224 |
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225 msg->received_prot = PROT_LOCAL; |
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226 for (i = 0; i < addr_cnt; i++) { |
266
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227 if (addresses[i][0] == '|') { |
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228 logwrite(LOG_ALERT, "no pipe allowed as recipient address: %s\n", addresses[i]); |
262
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229 exit(1); |
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230 } |
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231 msg->rcpt_list = g_list_append(msg->rcpt_list, create_address_qualified(addresses[i], TRUE, conf.host_name)); |
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232 } |
0 | 233 |
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234 /* -f option */ |
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235 msg->return_path = return_path; |
0 | 236 |
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237 /* -F option */ |
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238 msg->full_sender_name = full_sender_name; |
0 | 239 |
266
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240 err = accept_message(stdin, msg, accept_flags); |
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241 |
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242 switch (err) { |
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243 case AERR_OK: |
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244 /* to continue; all other cases exit */ |
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245 break; |
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246 case AERR_EOF: |
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247 fprintf(stderr, "unexpected EOF.\n"); |
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248 exit(1); |
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249 case AERR_NORCPT: |
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250 fprintf(stderr, "no recipients.\n"); |
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251 exit(1); |
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252 case AERR_SIZE: |
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253 fprintf(stderr, "max message size exceeded.\n"); |
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254 exit(1); |
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255 default: |
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256 /* should never happen: */ |
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257 fprintf(stderr, "Unknown error (%d)\r\n", err); |
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258 exit(1); |
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259 } |
0 | 260 |
266
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261 if (!spool_write(msg, TRUE)) { |
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262 fprintf(stderr, "Could not write spool file\n"); |
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263 exit(1); |
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264 } |
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265 |
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266 logwrite(LOG_NOTICE, "%s <= %s with %s\n", msg->uid, addr_string(msg->return_path), prot_names[PROT_LOCAL]); |
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267 |
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268 if (conf.do_queue) { |
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269 /* we're finished as we only need to queue it */ |
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270 return; |
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271 } |
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272 |
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273 /* deliver at once */ |
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274 if ((pid = fork()) < 0) { |
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275 logwrite(LOG_ALERT, "could not fork for delivery, id = %s\n", msg->uid); |
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276 } else if (pid == 0) { |
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277 conf.do_verbose = FALSE; |
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278 fclose(stdin); |
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279 fclose(stdout); |
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280 fclose(stderr); |
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281 if (deliver(msg)) { |
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282 exit(0); |
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283 } else { |
262
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284 exit(1); |
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285 } |
0 | 286 } |
287 } | |
288 | |
250
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289 /* |
264
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290 if -Mrm is given |
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291 |
250
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292 currently only the `rm' command is supported |
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293 until this changes, we don't need any facility for further commands |
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294 return success if at least one message had been deleted |
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295 */ |
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296 static int |
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297 manipulate_queue(char* cmd, char* id[]) |
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298 { |
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299 gboolean ok = FALSE; |
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300 |
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301 if (strcmp(cmd, "rm") != 0) { |
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302 fprintf(stderr, "unknown command %s\n", cmd); |
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303 return FALSE; |
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304 } |
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305 |
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306 set_euidgid(conf.mail_uid, conf.mail_gid, NULL, NULL); |
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307 |
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308 /* privileged users may delete any mail */ |
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309 if (is_privileged_user(conf.orig_uid)) { |
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310 for (; *id; id++) { |
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311 fprintf(stderr, "id: %s\n", *id); |
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312 if (queue_delete(*id)) { |
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313 ok = TRUE; |
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314 } |
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315 } |
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316 return ok; |
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317 } |
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318 |
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319 struct passwd *pw = getpwuid(conf.orig_uid); |
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320 if (!pw) { |
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321 fprintf(stderr, "could not find a passwd entry for uid %d: %s\n", |
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322 conf.orig_uid, strerror(errno)); |
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323 return FALSE; |
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324 } |
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325 |
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326 /* non-privileged users may only delete their own messages */ |
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327 for (; *id; id++) { |
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328 message *msg = msg_spool_read(*id, FALSE); |
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329 |
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330 fprintf(stderr, "id: %s\n", *id); |
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331 |
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332 if (!msg->ident) { |
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333 fprintf(stderr, "message %s does not have an ident\n", *id); |
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334 continue; |
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335 } |
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336 if (strcmp(pw->pw_name, msg->ident) != 0) { |
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337 fprintf(stderr, "you do not own message id %s\n", *id); |
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338 continue; |
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339 } |
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340 |
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341 if ( (msg->received_host || (msg->received_prot != PROT_LOCAL)) |
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342 #ifdef ENABLE_IDENT |
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343 && !is_in_netlist(msg->received_host, conf.ident_trusted_nets) |
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344 #endif |
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345 ) { |
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346 fprintf(stderr, "message %s was not received locally or from a trusted network\n", *id); |
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347 continue; |
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348 } |
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349 |
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350 ok = queue_delete(*id); |
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351 } |
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352 return ok; |
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353 } |
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354 |
264
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355 /* -qo, -q (without argument), or called as runq */ |
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356 /* TODO: are -qo and -q exclusively or not? |
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357 And how is this related to being a daemon? */ |
251
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358 static int |
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359 run_queue(gboolean do_runq, gboolean do_runq_online, char* route_name) |
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360 { |
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361 int ret; |
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362 |
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363 /* queue runs */ |
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364 set_identity(conf.orig_uid, "queue run"); |
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365 |
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366 if (do_runq) { |
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367 ret = queue_run(); |
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368 } |
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369 |
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370 if (do_runq_online) { |
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371 if (route_name) { |
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372 conf.online_detect = g_strdup("argument"); |
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373 set_online_name(route_name); |
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374 } |
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375 ret = queue_run_online(); |
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376 } |
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377 return ret; |
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378 } |
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379 |
264
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380 /* -bV or default mode if neither addr arg nor -t */ |
261
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381 static void |
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382 mode_version(void) |
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383 { |
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384 gchar *with_resolver = ""; |
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385 gchar *with_auth = ""; |
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386 gchar *with_ident = ""; |
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387 |
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388 #ifdef ENABLE_RESOLVER |
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389 with_resolver = " +resolver"; |
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390 #endif |
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391 #ifdef ENABLE_AUTH |
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392 with_auth = " +auth"; |
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393 #endif |
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394 #ifdef ENABLE_IDENT |
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395 with_ident = " +ident"; |
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396 #endif |
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397 |
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398 printf("%s %s%s%s%s\n", PACKAGE, VERSION, with_resolver, with_auth, with_ident); |
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399 } |
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400 |
0 | 401 int |
402 main(int argc, char *argv[]) | |
403 { | |
251
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404 gchar *progname; |
249
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405 char* opt; |
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406 gint arg; |
0 | 407 |
259
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408 mta_mode mta_mode = MODE_NONE; |
10
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409 gboolean do_listen = FALSE; |
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410 gboolean do_runq = FALSE; |
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411 gboolean do_runq_online = FALSE; |
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412 gboolean do_queue = FALSE; |
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413 gint queue_interval = 0; |
251
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414 gchar *M_cmd = NULL; |
10
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415 gboolean opt_t = FALSE; |
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416 gboolean opt_i = FALSE; |
251
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417 gchar *conf_file = CONF_FILE; |
10
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418 gchar *route_name = NULL; |
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419 gchar *f_address = NULL; |
251
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420 address *return_path = NULL; /* may be changed by -f option */ |
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421 gchar *full_sender_name = NULL; |
251
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422 gboolean do_verbose = FALSE; |
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423 gint debug_level = -1; |
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424 |
260
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425 /* strip the path part */ |
261
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426 progname = strrchr(argv[0], '/'); |
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427 progname = (progname) ? progname+1 : argv[0]; |
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428 |
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429 if (strcmp(progname, "mailq") == 0) { |
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430 mta_mode = MODE_LIST; |
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431 } else if (strcmp(progname, "mailrm") == 0) { |
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432 mta_mode = MODE_MCMD; |
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433 M_cmd = "rm"; |
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434 } else if (strcmp(progname, "runq") == 0) { |
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435 mta_mode = MODE_RUNQUEUE; |
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436 do_runq = TRUE; |
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437 } else if (strcmp(progname, "rmail") == 0) { |
89 | 438 /* the `rmail' alias should probably be removed now |
439 that we have the rmail script. But let's keep it | |
440 for some while for compatibility. 2010-06-19 */ | |
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441 mta_mode = MODE_ACCEPT; |
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442 opt_i = TRUE; |
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443 } else if (strcmp(progname, "smtpd") == 0 || strcmp(progname, "in.smtpd") == 0) { |
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444 mta_mode = MODE_SMTP; |
0 | 445 } |
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446 |
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447 /* parse cmd line */ |
249
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448 for (arg=1; arg<argc && argv[arg][0]=='-'; arg++) { |
251
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449 opt = argv[arg] + 1; /* points to the char after the dash */ |
249
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450 |
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451 if (strcmp(opt, "-") == 0) { |
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452 /* everything after `--' are address arguments */ |
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453 arg++; |
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454 break; |
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455 |
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456 } else if (strcmp(opt, "bd") == 0) { |
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457 do_listen = TRUE; |
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458 mta_mode = MODE_DAEMON; |
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459 |
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460 } else if (strcmp(opt, "bi") == 0) { |
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461 /* ignored */ |
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462 mta_mode = MODE_BI; |
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463 |
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464 } else if (strcmp(opt, "bs") == 0) { |
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465 mta_mode = MODE_SMTP; |
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466 |
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467 } else if (strcmp(opt, "bp") == 0) { |
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468 mta_mode = MODE_LIST; |
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469 |
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470 } else if (strcmp(opt, "bV") == 0) { |
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471 mta_mode = MODE_VERSION; |
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472 |
249
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473 } else if (strncmp(opt, "B", 1) == 0) { |
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474 /* we ignore this and throw the argument away */ |
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475 get_optarg(argv, &arg, opt+1); |
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476 |
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477 } else if (strncmp(opt, "C", 1) == 0) { |
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478 conf_file = get_optarg(argv, &arg, opt+1); |
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479 if (!conf_file) { |
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480 fprintf(stderr, "-C requires a filename as argument.\n"); |
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481 exit(1); |
249
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482 } |
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483 |
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484 } else if (strncmp(opt, "d", 1) == 0) { |
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485 if (getuid() != 0) { |
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486 fprintf(stderr, "only root may set the debug level.\n"); |
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487 exit(1); |
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488 } |
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489 char *lvl = get_optarg(argv, &arg, opt+1); |
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490 if (!lvl) { |
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491 fprintf(stderr, "-d requires a number argument.\n"); |
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492 exit(1); |
249
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493 } |
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494 debug_level = atoi(lvl); |
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495 |
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496 } else if (strncmp(opt, "f", 1) == 0) { |
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497 /* set return path */ |
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498 gchar *address = get_optarg(argv, &arg, opt+1); |
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499 if (!address) { |
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500 fprintf(stderr, "-f requires an address argument\n"); |
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501 exit(1); |
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502 } |
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503 f_address = g_strdup(address); |
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504 |
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505 } else if (strncmp(opt, "F", 1) == 0) { |
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506 full_sender_name = get_optarg(argv, &arg, opt+1); |
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507 if (!full_sender_name) { |
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508 fprintf(stderr, "-F requires a name argument\n"); |
262
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509 exit(1); |
249
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510 } |
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511 |
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512 } else if (strcmp(opt, "i") == 0) { |
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513 opt_i = TRUE; |
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514 |
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515 } else if (strcmp(opt, "m") == 0) { |
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516 /* ignore -m (me too) switch (see man page) */ |
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517 |
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518 } else if (strcmp(opt, "Mrm") == 0) { |
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519 mta_mode = MODE_MCMD; |
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520 M_cmd = "rm"; |
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521 |
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522 } else if (strcmp(opt, "odq") == 0) { |
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523 do_queue = TRUE; |
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524 |
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525 } else if (strcmp(opt, "oi") == 0) { |
257
8cca5305e4f0
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diff
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526 opt_i = TRUE; |
249
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527 |
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528 } else if (strncmp(opt, "o", 1) == 0) { |
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529 /* ignore all other -oXXX options */ |
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diff
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530 |
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531 } else if (strncmp(opt, "qo", 2) == 0) { |
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532 mta_mode = MODE_RUNQUEUE; |
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533 do_runq = FALSE; |
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534 do_runq_online = TRUE; |
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diff
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|
535 /* can be NULL, then we use online detection method */ |
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536 route_name = get_optarg(argv, &arg, opt+2); |
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537 |
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538 } else if (strncmp(opt, "q", 1) == 0) { |
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539 /* must be after the `qo' check */ |
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diff
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|
540 gchar *optarg; |
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diff
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|
541 |
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|
542 do_runq = TRUE; |
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diff
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543 mta_mode = MODE_RUNQUEUE; |
251
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diff
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|
544 optarg = get_optarg(argv, &arg, opt+1); |
2babd21e7c75
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|
545 if (optarg) { |
2babd21e7c75
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diff
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|
546 /* not just one single queue run but regular runs */ |
249
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diff
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|
547 mta_mode = MODE_DAEMON; |
254
82d168dd52fd
removed the obsolete pos argument from time_interval()
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diff
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|
548 queue_interval = time_interval(optarg); |
249
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diff
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549 } |
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550 |
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551 } else if (strcmp(opt, "t") == 0) { |
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|
552 opt_t = TRUE; |
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diff
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553 |
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554 } else if (strcmp(opt, "v") == 0) { |
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diff
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555 do_verbose = TRUE; |
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556 |
10
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557 } else { |
249
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558 fprintf(stderr, "unrecognized option `-%s'\n", opt); |
262
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|
559 exit(1); |
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|
560 } |
0 | 561 } |
562 | |
259
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diff
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563 if (!mta_mode) { |
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diff
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564 mta_mode = (arg<argc || opt_t) ? MODE_ACCEPT : MODE_VERSION; |
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diff
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565 } |
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|
566 |
10
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|
567 if (mta_mode == MODE_VERSION) { |
261
0afe18a9ee03
fixed previous commit and excluded mode_version() from main()
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|
568 mode_version(); |
262
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|
569 exit(0); |
10
26e34ae9a3e3
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|
570 } |
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diff
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|
571 |
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changeset
|
572 /* initialize random generator */ |
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573 srand(time(NULL)); |
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parents:
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diff
changeset
|
574 /* ignore SIGPIPE signal */ |
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|
575 signal(SIGPIPE, SIG_IGN); |
0 | 576 |
73 | 577 /* close all possibly open file descriptors, except std{in,out,err} */ |
10
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578 { |
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|
579 int i, max_fd = sysconf(_SC_OPEN_MAX); |
0 | 580 |
251
2babd21e7c75
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diff
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581 if (max_fd <= 0) { |
10
26e34ae9a3e3
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parents:
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diff
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582 max_fd = 64; |
251
2babd21e7c75
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583 } |
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diff
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584 for (i=3; i<max_fd; i++) { |
10
26e34ae9a3e3
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|
585 close(i); |
251
2babd21e7c75
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diff
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|
586 } |
10
26e34ae9a3e3
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diff
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|
587 } |
0 | 588 |
10
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589 init_conf(); |
0 | 590 |
10
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diff
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591 /* if we are not privileged, and the config file was changed we |
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592 implicetely set the the run_as_user flag and give up all |
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|
593 privileges. |
0 | 594 |
10
26e34ae9a3e3
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diff
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595 So it is possible for a user to run his own daemon without |
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diff
changeset
|
596 breaking security. |
26e34ae9a3e3
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|
597 */ |
251
2babd21e7c75
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diff
changeset
|
598 if ((strcmp(conf_file, CONF_FILE) != 0) && (conf.orig_uid != 0)) { |
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diff
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599 conf.run_as_user = TRUE; |
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diff
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600 seteuid(conf.orig_uid); |
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diff
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601 setegid(conf.orig_gid); |
2babd21e7c75
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diff
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|
602 setuid(conf.orig_uid); |
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diff
changeset
|
603 setgid(conf.orig_gid); |
10
26e34ae9a3e3
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diff
changeset
|
604 } |
0 | 605 |
155 | 606 conf.log_dir = LOG_DIR; |
607 logopen(); | |
608 if (!read_conf(conf_file)) { | |
609 logwrite(LOG_ALERT, "SHUTTING DOWN due to problems reading config\n"); | |
610 exit(5); | |
611 } | |
612 logclose(); | |
0 | 613 |
251
2babd21e7c75
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|
614 if (do_queue) { |
10
26e34ae9a3e3
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diff
changeset
|
615 conf.do_queue = TRUE; |
251
2babd21e7c75
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parents:
250
diff
changeset
|
616 } |
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diff
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|
617 if (do_verbose) { |
10
26e34ae9a3e3
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diff
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618 conf.do_verbose = TRUE; |
251
2babd21e7c75
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619 } |
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620 if (debug_level >= 0) { /* if >= 0, it was given by argument */ |
10
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621 conf.debug_level = debug_level; |
251
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diff
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622 } |
0 | 623 |
46 | 624 /* It appears that changing to / ensures that we are never in |
625 a directory which we cannot access. This situation could be | |
626 possible after changing identity. | |
627 Maybe we should only change to / if we not run as user, to | |
628 allow relative paths for log files in test setups for | |
629 instance. | |
630 */ | |
10
26e34ae9a3e3
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|
631 chdir("/"); |
0 | 632 |
10
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|
633 if (!conf.run_as_user) { |
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634 if (setgid(0) != 0) { |
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635 fprintf(stderr, "could not set gid to 0. Is the setuid bit set? : %s\n", strerror(errno)); |
262
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s/EXIT_SUCCESS/0/ && s/EXIT_FAILURE/1/
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diff
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|
636 exit(1); |
10
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diff
changeset
|
637 } |
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|
638 if (setuid(0) != 0) { |
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|
639 fprintf(stderr, "could not gain root privileges. Is the setuid bit set? : %s\n", strerror(errno)); |
262
fc1c6425c024
s/EXIT_SUCCESS/0/ && s/EXIT_FAILURE/1/
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diff
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|
640 exit(1); |
10
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diff
changeset
|
641 } |
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diff
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|
642 } |
0 | 643 |
10
26e34ae9a3e3
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diff
changeset
|
644 if (!logopen()) { |
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|
645 fprintf(stderr, "could not open log file\n"); |
262
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s/EXIT_SUCCESS/0/ && s/EXIT_FAILURE/1/
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646 exit(1); |
10
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|
647 } |
0 | 648 |
10
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diff
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|
649 DEBUG(1) debugf("masqmail %s starting\n", VERSION); |
0 | 650 |
10
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diff
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|
651 DEBUG(5) { |
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|
652 gchar **str = argv; |
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|
653 debugf("args: \n"); |
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|
654 while (*str) { |
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|
655 debugf("%s \n", *str); |
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|
656 str++; |
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|
657 } |
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|
658 } |
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|
659 DEBUG(5) debugf("queue_interval = %d\n", queue_interval); |
0 | 660 |
10
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|
661 if (f_address) { |
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662 return_path = create_address_qualified(f_address, TRUE, conf.host_name); |
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|
663 g_free(f_address); |
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diff
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|
664 if (!return_path) { |
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|
665 fprintf(stderr, "invalid RFC821 address: %s\n", f_address); |
262
fc1c6425c024
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diff
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|
666 exit(1); |
10
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diff
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|
667 } |
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diff
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|
668 } |
0 | 669 |
10
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|
670 switch (mta_mode) { |
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|
671 case MODE_DAEMON: |
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|
672 mode_daemon(do_listen, queue_interval, argv); |
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|
673 break; |
251
2babd21e7c75
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|
674 |
10
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|
675 case MODE_RUNQUEUE: |
251
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676 exit(run_queue(do_runq, do_runq_online, route_name) ? 0 : 1); |
10
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|
677 break; |
0 | 678 |
10
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|
679 case MODE_SMTP: |
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|
680 mode_smtp(); |
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|
681 break; |
0 | 682 |
10
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|
683 case MODE_LIST: |
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|
684 queue_list(); |
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|
685 break; |
0 | 686 |
10
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687 case MODE_BI: |
262
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688 exit(0); |
10
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|
689 break; /* well... */ |
0 | 690 |
10
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|
691 case MODE_MCMD: |
250
a41c013c8458
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692 exit(manipulate_queue(M_cmd, &argv[arg]) ? 0 : 1); |
10
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|
693 break; |
0 | 694 |
10
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|
695 case MODE_ACCEPT: |
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696 { |
107 | 697 guint accept_flags = (opt_t ? ACC_DEL_RCPTS | ACC_RCPT_FROM_HEAD : 0) |
110
c678d0342451
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107
diff
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|
698 | (opt_i ? ACC_DOT_IGNORE : ACC_NODOT_RELAX); |
10
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|
699 mode_accept(return_path, full_sender_name, accept_flags, &(argv[arg]), argc - arg); |
258
05fa719b7002
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diff
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|
700 exit(0); |
10
26e34ae9a3e3
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diff
changeset
|
701 } |
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diff
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|
702 break; |
251
2babd21e7c75
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|
703 |
10
26e34ae9a3e3
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0
diff
changeset
|
704 default: |
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|
705 fprintf(stderr, "unknown mode: %d\n", mta_mode); |
26e34ae9a3e3
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diff
changeset
|
706 break; |
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diff
changeset
|
707 } |
0 | 708 |
10
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|
709 logclose(); |
0 | 710 |
263
e9e73505ab2c
removed now obsolete exit_code
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262
diff
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711 exit(0); |
0 | 712 } |