Mercurial > masqmail-0.2

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

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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
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08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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1 /* MasqMail
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2 Copyright (C) 1999-2001 Oliver Kurth
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3
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4 This program is free software; you can redistribute it and/or modify
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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5 it under the terms of the GNU General Public License as published by
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6 the Free Software Foundation; either version 2 of the License, or
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7 (at your option) any later version.
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8
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9 This program is distributed in the hope that it will be useful,
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 GNU General Public License for more details.
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13
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14 You should have received a copy of the GNU General Public License
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15 along with this program; if not, write to the Free Software
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16 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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17 */
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18
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19 #include "masqmail.h"
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20 #include "readsock.h"
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21
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22 /*
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23 I always forget these rfc numbers:
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24 RFC 821 (SMTP)
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25 RFC 1869 (ESMTP)
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26 RFC 1870 (ESMTP SIZE)
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27 RFC 2197 (ESMTP PIPELINE)
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28 RFC 2554 (ESMTP AUTH)
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29 */
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30
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31 #ifdef ENABLE_SMTP_SERVER
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32
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33 smtp_cmd smtp_cmds[] =
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34 {
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35 { SMTP_HELO, "HELO", },
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36 { SMTP_EHLO, "EHLO", },
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37 { SMTP_MAIL_FROM, "MAIL FROM:", },
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38 { SMTP_RCPT_TO, "RCPT TO:", },
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39 { SMTP_DATA, "DATA", },
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40 { SMTP_QUIT, "QUIT", },
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41 { SMTP_RSET, "RSET", },
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42 { SMTP_NOOP, "NOOP", },
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43 { SMTP_HELP, "HELP" },
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44 };
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45
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46 static
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47 smtp_cmd_id get_id(const gchar *line)
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48 {
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49 gint i;
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50 for(i = 0; i < SMTP_NUM_IDS; i++){
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51 if(strncasecmp(smtp_cmds[i].cmd, line, strlen(smtp_cmds[i].cmd)) == 0)
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52 return (smtp_cmd_id)i;
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53 }
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54 return SMTP_ERROR;
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55 }
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56
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57 /* this is a quick hack: we expect the address to be syntactically correct
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58 and containing the mailbox only:
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59 */
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60
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61 static
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62 gboolean get_address(gchar *line, gchar *addr)
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63 {
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64 gchar *p = line, *q = addr;
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65
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66 /* skip MAIL FROM: and RCPT TO: */
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67 while(*p && (*p != ':')) p++;
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68 p++;
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69
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70 /* skip spaces: */
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71 while(*p && isspace(*p)) p++;
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72
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73 /* get address: */
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74 while(*p && !isspace(*p) && (q < addr+MAX_ADDRESS-1)) *(q++) = *(p++);
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75 *q = 0;
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76
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77 return TRUE;
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78 }
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79
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80 static
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81 smtp_connection *create_base(gchar *remote_host)
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82 {
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83 smtp_connection *base = g_malloc(sizeof(smtp_connection));
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84 if(base){
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85 base->remote_host = g_strdup(remote_host);
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86
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87 base->prot = PROT_SMTP;
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88 base->next_id = 0;
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89 base->helo_seen = 0;
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90 base->from_seen = 0;
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91 base->rcpt_seen = 0;
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92 base->msg = NULL;
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93
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94 return base;
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95 }
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96 return NULL;
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97 }
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98
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99 static
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100 void smtp_printf(FILE *out, gchar *fmt, ...)
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101 {
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102 va_list args;
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103 va_start(args, fmt);
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104
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105 DEBUG(4){
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106 gchar buf[256];
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107 va_list args_copy;
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108
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109 va_copy(args_copy, args);
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110 vsnprintf(buf, 255, fmt, args_copy);
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111 va_end(args_copy);
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112
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113 debugf(">>>%s", buf);
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114 }
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115
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116 vfprintf(out, fmt, args); fflush(out);
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117
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118 va_end(args);
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119 }
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120
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121 void smtp_in(FILE *in, FILE *out, gchar *remote_host, gchar *ident)
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122 {
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123 gchar *buffer;
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124 smtp_cmd_id cmd_id;
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125 message *msg = NULL;
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126 smtp_connection *psc;
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127 int len;
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128
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129 DEBUG(5) debugf("smtp_in entered, remote_host = %s\n", remote_host);
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130
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131 psc = create_base(remote_host);
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132 psc->msg = msg;
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133
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134 buffer = (gchar *)g_malloc(BUF_LEN);
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135 if(buffer){
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136 /* send greeting string, containing ESMTP: */
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137 smtp_printf(out, "220 %s MasqMail %s ESMTP\r\n",
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138 conf.host_name, VERSION);
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139
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140 while((len = read_sockline(in, buffer, BUF_LEN, 5*60, READSOCKL_CHUG)) >= 0){
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141 cmd_id = get_id(buffer);
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142
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143 switch(cmd_id){
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144 case SMTP_EHLO:
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145 psc->prot = PROT_ESMTP;
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146 /* fall through */
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147 case SMTP_HELO:
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diff changeset
148 psc->helo_seen = TRUE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
149
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
150 if(!conf.defer_all){ /* I need this to debug delivery failures */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
151 if(psc->prot == PROT_ESMTP){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
152 smtp_printf(out, "250-%s Nice to meet you with ESMTP\r\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
153 conf.host_name);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
154 /* not yet: fprintf(out, "250-SIZE\r\n"); */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
155 smtp_printf(out,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
156 "250-PIPELINING\r\n"
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
157 "250 HELP\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
158 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
159 smtp_printf(out, "250 %s pretty old mailer, huh?\r\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
160 conf.host_name);
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 break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
163 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
164 smtp_printf(out, "421 %s service temporarily unavailable.\r\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
165 conf.host_name);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
166 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
167
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
168 case SMTP_MAIL_FROM:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
169 if(psc->helo_seen && !psc->from_seen){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
170 gchar buf[MAX_ADDRESS];
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
171 address *addr;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
172
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
173 msg = create_message();
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
174 msg->received_host = remote_host ? g_strdup(remote_host) : NULL;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
175 msg->received_prot = psc->prot;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
176 msg->ident = ident ? g_strdup(ident) : NULL;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
177 /* get transfer id and increment for next one */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
178 msg->transfer_id = (psc->next_id)++;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
179
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
180 get_address(buffer, buf);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
181 if((addr = remote_host ?
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
182 create_address(buf, TRUE) :
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
183 create_address_qualified(buf, TRUE, conf.host_name))){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
184 if(addr->domain != NULL){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
185 psc->from_seen = TRUE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
186 msg->return_path = addr;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
187 smtp_printf(out, "250 OK %s is a nice guy.\r\n", addr->address);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
188 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
189 smtp_printf(out,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
190 "501 return path must be qualified.\r\n", buf);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
191 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
192 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
193 smtp_printf(out, "501 %s: syntax error.\r\n", buf);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
194 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
195 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
196 if(!psc->helo_seen)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
197 smtp_printf(out, "503 need HELO or EHLO\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
198 else
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
199 smtp_printf(out, "503 MAIL FROM: already given.\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
200 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
201 break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
202
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
203 case SMTP_RCPT_TO:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
204
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
205 if(psc->helo_seen && psc->from_seen){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
206 char buf[MAX_ADDRESS];
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
207 address *addr;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
208
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
209 get_address(buffer, buf);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
210 if((addr = remote_host ?
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
211 create_address(buf, TRUE) :
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
212 create_address_qualified(buf, TRUE, conf.host_name))){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
213 if(addr->local_part[0] != '|'){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
214 if(addr->domain != NULL){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
215 gboolean do_relay = conf.do_relay;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
216 if(!do_relay){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
217 if((do_relay = addr_is_local(msg->return_path)));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
218 if(!do_relay){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
219 do_relay = addr_is_local(addr);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
220 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
221 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
222 if(do_relay){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
223 psc->rcpt_seen = TRUE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
224 msg->rcpt_list = g_list_append(msg->rcpt_list, addr);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
225 smtp_printf(out, "250 OK %s is our friend.\r\n", addr->address);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
226 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
227 smtp_printf(out, "550 relaying to %s denied.\r\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
228 addr_string(addr));
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
229 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
230 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
231 smtp_printf(out,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
232 "501 recipient address must be qualified.\r\n", buf);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
233 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
234 }else
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
235 smtp_printf(out, "501 %s: no pipe allowed for SMTP connections\r\n", buf);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
236 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
237 smtp_printf(out, "501 %s: syntax error in address.\r\n", buf);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
238 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
239 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
240
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
241 if(!psc->helo_seen)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
242 smtp_printf(out, "503 need HELO or EHLO.\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
243 else
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
244 smtp_printf(out, "503 need MAIL FROM: before RCPT TO:\r\n");
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 break;
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 case SMTP_DATA:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
249 if(psc->helo_seen && psc->rcpt_seen){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
250 accept_error err;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
251
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
252 smtp_printf(out, "354 okay, and do not forget the dot\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
253
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
254 if((err = accept_message(in, msg, conf.do_save_envelope_to ? ACC_SAVE_ENVELOPE_TO : 0))
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
255 == AERR_OK){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
256 if(spool_write(msg, TRUE)){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
257 pid_t pid;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
258 smtp_printf(out, "250 OK id=%s\r\n", msg->uid);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
259
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
260 if(remote_host != NULL)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
261 logwrite(LOG_NOTICE, "%s <= <%s@%s> host=%s with %s\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
262 msg->uid, msg->return_path->local_part,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
263 msg->return_path->domain, remote_host,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
264 prot_names[psc->prot]);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
265 else
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
266 logwrite(LOG_NOTICE, "%s <= <%s@%s> with %s\n",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
267 msg->uid, msg->return_path->local_part,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
268 msg->return_path->domain,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
269 prot_names[psc->prot]);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
270
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
271 if(!conf.do_queue){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
272 if((pid = fork()) == 0){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
273
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
274 if(deliver(msg))
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
275 _exit(EXIT_SUCCESS);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
276 else
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
277 _exit(EXIT_FAILURE);
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 if(pid < 0){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
280 logwrite(LOG_ALERT, "could not fork for delivery, id = %s",
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
281 msg->uid);
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 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
284 DEBUG(1) debugf("queuing forced by configuration or option.\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
285 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
286 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
287 smtp_printf(out, "451 Could not write spool file\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
288 return;
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 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
291 switch(err){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
292 case AERR_TIMEOUT:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
293 return;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
294 case AERR_EOF:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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295 return;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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296 default:
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297 /* should never happen: */
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298 smtp_printf(out, "451 Unknown error\r\n");
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299 return;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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300 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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301 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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302 psc->rcpt_seen = psc->from_seen = FALSE;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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303 destroy_message(msg);
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304 msg = NULL;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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305 }else{
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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306 if(!psc->helo_seen)
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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307 smtp_printf(out, "503 need HELO or EHLO.\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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308 else
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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309 smtp_printf(out, "503 need RCPT TO: before DATA\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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310 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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311 break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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312 case SMTP_QUIT:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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313 smtp_printf(out, "221 goodbye\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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314 if(msg != NULL) destroy_message(msg);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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315 return;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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316 case SMTP_RSET:
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317 psc->from_seen = psc->rcpt_seen = FALSE;
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318 if(msg != NULL)
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319 destroy_message(msg);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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320 msg = NULL;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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321 smtp_printf(out, "250 OK\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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322 break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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323 case SMTP_NOOP:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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324 smtp_printf(out, "250 OK\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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325 break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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326 case SMTP_HELP:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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327 {
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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328 int i;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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329
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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330 smtp_printf(out, "214-supported commands:\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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331 for(i = 0; i < SMTP_NUM_IDS-1; i++){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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332 smtp_printf(out, "214-%s\r\n", smtp_cmds[i].cmd);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
333 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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334 smtp_printf(out, "214 %s\r\n", smtp_cmds[i].cmd);
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
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336 break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
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diff changeset
337 default:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
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338 smtp_printf(out, "501 command not recognized\r\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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339 DEBUG(1) debugf("command not recognized, was '%s'\n", buffer);
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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diff changeset
340 break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
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diff changeset
341 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
342 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
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diff changeset
343 switch(len){
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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diff changeset
344 case -3:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
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345 logwrite(LOG_NOTICE, "connection timed out\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
346 break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
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diff changeset
347 case -2:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
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diff changeset
348 logwrite(LOG_NOTICE, "line overflow\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
349 break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
350 case -1:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
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351 logwrite(LOG_NOTICE, "received EOF\n");
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
352 break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
353 default:
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
354 break;
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
355 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
356 }
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
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358 #endif