Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/master/login-process.c @ 2674:857f5f7b512b HEAD

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Added login_greeting and login_greeting_capability settings.
author Timo Sirainen <tss@iki.fi>
date Mon, 27 Sep 2004 18:58:56 +0300
parents f34aca0d7c85
children 46f879c46b45
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1 /* Copyright (C) 2002 Timo Sirainen */
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2
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3 #include "common.h"
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4 #include "ioloop.h"
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5 #include "network.h"
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6 #include "ostream.h"
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7 #include "fdpass.h"
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8 #include "fd-close-on-exec.h"
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9 #include "env-util.h"
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10 #include "restrict-access.h"
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11 #include "restrict-process-size.h"
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12 #include "login-process.h"
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13 #include "auth-process.h"
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14 #include "mail-process.h"
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15 #include "master-login-interface.h"
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16 #include "log.h"
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17
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18 #include <unistd.h>
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19 #include <syslog.h>
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20
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21 struct login_process {
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22 struct login_group *group;
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23 struct login_process *prev_nonlisten, *next_nonlisten;
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24 int refcount;
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25
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26 pid_t pid;
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27 int fd;
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28 struct io *io;
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29 struct ostream *output;
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30 unsigned int initialized:1;
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31 unsigned int listening:1;
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32 unsigned int destroyed:1;
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33 };
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34
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35 struct login_auth_request {
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36 struct login_process *process;
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37 unsigned int tag;
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38
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39 unsigned int login_tag;
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40 int fd;
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41
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42 struct ip_addr local_ip, remote_ip;
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43 };
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44
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45 static unsigned int auth_id_counter, login_pid_counter;
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46 static struct timeout *to;
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47 static struct io *io_listen;
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48
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49 static struct hash_table *processes;
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50 static struct login_group *login_groups;
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51
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52 static void login_process_destroy(struct login_process *p);
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53 static void login_process_unref(struct login_process *p);
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54 static int login_process_init_group(struct login_process *p);
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55
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56 static void login_group_create(struct settings *set)
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57 {
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58 struct login_group *group;
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59
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60 group = i_new(struct login_group, 1);
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61 group->set = set;
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62 group->process_type = set->protocol == MAIL_PROTOCOL_IMAP ?
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63 PROCESS_TYPE_IMAP : PROCESS_TYPE_POP3;
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64
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65 group->next = login_groups;
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66 login_groups = group;
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67 }
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68
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69 static void login_group_destroy(struct login_group *group)
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70 {
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71 i_free(group);
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72 }
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73
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74 void auth_master_callback(struct auth_master_reply *reply,
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75 const unsigned char *data, void *context)
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76 {
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77 struct login_auth_request *request = context;
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78 struct master_login_reply master_reply;
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79 ssize_t ret;
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80
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81 if (reply == NULL || !reply->success)
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82 master_reply.success = FALSE;
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83 else {
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84 struct login_group *group = request->process->group;
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85
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86 t_push();
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87 master_reply.success =
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88 create_mail_process(group, request->fd,
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89 &request->local_ip,
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90 &request->remote_ip,
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91 reply, (const char *) data);
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92 t_pop();
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93 }
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94
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95 /* reply to login */
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96 master_reply.tag = request->login_tag;
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97
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98 ret = o_stream_send(request->process->output, &master_reply,
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99 sizeof(master_reply));
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100 if (ret != sizeof(master_reply)) {
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101 if (ret >= 0) {
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102 i_warning("Login process %s transmit buffer full, "
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103 "killing..", dec2str(request->process->pid));
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104 }
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105 login_process_destroy(request->process);
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106 }
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107
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108 if (close(request->fd) < 0)
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109 i_error("close(mail client) failed: %m");
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110 login_process_unref(request->process);
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111 i_free(request);
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112 }
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113
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114 static void login_process_mark_nonlistening(struct login_process *p)
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115 {
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116 if (!p->listening) {
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117 i_error("login: received another \"not listening\" "
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118 "notification (if you can't login at all, "
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119 "see src/lib/fdpass.c)");
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120 return;
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121 }
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122
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123 p->listening = FALSE;
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124
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125 if (p->group != NULL) {
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126 p->group->listening_processes--;
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127 p->prev_nonlisten = p->group->newest_nonlisten_process;
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128
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129 if (p->group->newest_nonlisten_process != NULL)
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130 p->group->newest_nonlisten_process->next_nonlisten = p;
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131 p->group->newest_nonlisten_process = p;
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132
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133 if (p->group->oldest_nonlisten_process == NULL)
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134 p->group->oldest_nonlisten_process = p;
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135 }
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136 }
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137
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138 static void login_process_groups_create(void)
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139 {
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140 struct server_settings *server;
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141
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142 for (server = settings_root; server != NULL; server = server->next) {
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143 if (server->imap != NULL)
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144 login_group_create(server->imap);
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145 if (server->pop3 != NULL)
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146 login_group_create(server->pop3);
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147 }
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148 }
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149
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150 static struct login_group *
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151 login_group_process_find(const char *name, enum mail_protocol protocol)
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152 {
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153 struct login_group *group;
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154
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155 if (login_groups == NULL)
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156 login_process_groups_create();
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157
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158 for (group = login_groups; group != NULL; group = group->next) {
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159 if (strcmp(group->set->server->name, name) == 0 &&
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160 group->set->protocol == protocol)
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161 return group;
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162 }
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163
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164 return NULL;
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165 }
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166
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167 static int login_process_read_group(struct login_process *p)
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168 {
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169 struct login_group *group;
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170 const char *name, *proto;
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171 char buf[256];
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172 enum mail_protocol protocol;
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173 unsigned int len;
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174 ssize_t ret;
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175
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176 /* read length */
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177 ret = read(p->fd, buf, 1);
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178 if (ret != 1)
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179 len = 0;
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180 else {
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181 len = buf[0];
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182 if (len >= sizeof(buf)) {
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183 i_error("login: Server name length too large");
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184 return FALSE;
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185 }
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186
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187 ret = read(p->fd, buf, len);
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188 }
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189
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190 if (ret < 0)
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191 i_error("login: read() failed: %m");
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192 else if (len == 0 || (size_t)ret != len)
1610
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193 i_error("login: Server name wasn't sent");
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194 else {
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195 name = t_strndup(buf, len);
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196 proto = strchr(buf, '/');
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197 if (proto == NULL) {
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198 i_error("login: Missing protocol from server name '%s'",
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199 name);
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200 return FALSE;
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201 }
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202 name = t_strdup_until(buf, proto++);
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203
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204 if (strcmp(proto, "imap") == 0)
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205 protocol = MAIL_PROTOCOL_IMAP;
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206 else if (strcmp(proto, "pop3") == 0)
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207 protocol = MAIL_PROTOCOL_IMAP;
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208 else {
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209 i_error("login: Unknown protocol '%s'", proto);
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210 return FALSE;
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211 }
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212
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213 group = login_group_process_find(name, protocol);
1275
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214 if (group == NULL) {
1610
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215 i_error("login: Unknown server name '%s'", name);
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216 return FALSE;
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217 }
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218
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219 p->group = group;
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220 return login_process_init_group(p);
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221 }
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222 return FALSE;
614
e60620644af3 login_process_per_connection = yes scales now better when multiple users are
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diff changeset
223 }
e60620644af3 login_process_per_connection = yes scales now better when multiple users are
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224
1036
f782b3319553 Removed useless parameters from io_callback_t and timeout_callback_t.
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225 static void login_process_input(void *context)
0
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226 {
903
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the
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227 struct login_process *p = context;
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228 struct auth_process *auth_process;
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229 struct login_auth_request *authreq;
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fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others
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diff changeset
230 struct master_login_request req;
1275
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231 int client_fd;
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diff changeset
232 ssize_t ret;
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233
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diff changeset
234 if (p->group == NULL) {
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diff changeset
235 /* we want to read the group */
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diff changeset
236 if (!login_process_read_group(p))
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237 login_process_destroy(p);
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238 return;
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239 }
0
3b1985cbc908 Initial revision
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240
3b1985cbc908 Initial revision
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241 ret = fd_read(p->fd, &req, sizeof(req), &client_fd);
3b1985cbc908 Initial revision
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diff changeset
242 if (ret != sizeof(req)) {
3b1985cbc908 Initial revision
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parents:
diff changeset
243 if (ret == 0) {
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parents:
diff changeset
244 /* disconnected, ie. the login process died */
3b1985cbc908 Initial revision
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diff changeset
245 } else if (ret > 0) {
3b1985cbc908 Initial revision
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diff changeset
246 /* req wasn't fully read */
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diff changeset
247 i_error("login: fd_read() couldn't read all req");
3b1985cbc908 Initial revision
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diff changeset
248 } else {
3b1985cbc908 Initial revision
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249 i_error("login: fd_read() failed: %m");
3b1985cbc908 Initial revision
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diff changeset
250 }
3b1985cbc908 Initial revision
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251
929
a763b3826762 Don't leak fds in case of errors.
Timo Sirainen <tss@iki.fi>
parents: 925
diff changeset
252 if (client_fd != -1) {
a763b3826762 Don't leak fds in case of errors.
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parents: 925
diff changeset
253 if (close(client_fd) < 0)
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
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parents: 1039
diff changeset
254 i_error("close(mail client) failed: %m");
929
a763b3826762 Don't leak fds in case of errors.
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diff changeset
255 }
a763b3826762 Don't leak fds in case of errors.
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diff changeset
256
0
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diff changeset
257 login_process_destroy(p);
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258 return;
3b1985cbc908 Initial revision
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259 }
3b1985cbc908 Initial revision
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260
613
1906116a62ce Finally support for handling each login connection in it's own process.
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parents: 596
diff changeset
261 if (client_fd == -1) {
925
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of
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parents: 903
diff changeset
262 /* just a notification that the login process */
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of
Timo Sirainen <tss@iki.fi>
parents: 903
diff changeset
263 if (!p->initialized) {
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of
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parents: 903
diff changeset
264 /* initialization notify */
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of
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parents: 903
diff changeset
265 p->initialized = TRUE;;
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of
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parents: 903
diff changeset
266 } else {
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of
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diff changeset
267 /* not listening for new connections anymore */
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of
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diff changeset
268 login_process_mark_nonlistening(p);
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of
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diff changeset
269 }
613
1906116a62ce Finally support for handling each login connection in it's own process.
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diff changeset
270 return;
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diff changeset
271 }
1906116a62ce Finally support for handling each login connection in it's own process.
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diff changeset
272
1035
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others
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diff changeset
273 fd_close_on_exec(client_fd, TRUE);
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274
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275 /* ask the cookie from the auth process */
903
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the
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diff changeset
276 authreq = i_new(struct login_auth_request, 1);
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277 p->refcount++;
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278 authreq->process = p;
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diff changeset
279 authreq->tag = ++auth_id_counter;
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others
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diff changeset
280 authreq->login_tag = req.tag;
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281 authreq->fd = client_fd;
2097
4e77cb0aff21 Added %l, %r and %P variables and mail_log_prefix setting.
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parents: 2046
diff changeset
282 authreq->local_ip = req.local_ip;
4e77cb0aff21 Added %l, %r and %P variables and mail_log_prefix setting.
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diff changeset
283 authreq->remote_ip = req.remote_ip;
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284
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fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others
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diff changeset
285 auth_process = auth_process_find(req.auth_pid);
0
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diff changeset
286 if (auth_process == NULL) {
3b1985cbc908 Initial revision
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diff changeset
287 i_error("login: Authentication process %u doesn't exist",
1035
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others
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parents: 1000
diff changeset
288 req.auth_pid);
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others
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diff changeset
289 auth_master_callback(NULL, NULL, authreq);
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290 } else {
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diff changeset
291 auth_process_request(auth_process, p->pid,
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others
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diff changeset
292 req.auth_id, authreq);
0
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293 }
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294 }
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295
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296 static struct login_process *
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297 login_process_new(struct login_group *group, pid_t pid, int fd)
0
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298 {
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299 struct login_process *p;
0
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300
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301 i_assert(pid != 0);
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302
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303 p = i_new(struct login_process, 1);
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304 p->group = group;
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305 p->refcount = 1;
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306 p->pid = pid;
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307 p->fd = fd;
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308 p->listening = TRUE;
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309 p->io = io_add(fd, IO_READ, login_process_input, p);
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310 p->output = o_stream_create_file(fd, default_pool,
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diff changeset
311 sizeof(struct master_login_reply)*10,
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e850252cdc7e Removed I/O priorities. They were pretty much useless and were just getting
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312 FALSE);
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313
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314 PID_ADD_PROCESS_TYPE(pid, PROCESS_TYPE_LOGIN);
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db6e288be0e9 Replaced INT_TO_POINTER and POINTER_TO_INT macros with POINTER_CAST and
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parents: 10
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315 hash_insert(processes, POINTER_CAST(pid), p);
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316
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317 if (p->group != NULL) {
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318 p->group->processes++;
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319 p->group->listening_processes++;
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320 }
0
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321 return p;
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322 }
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323
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324 static void login_process_remove_from_lists(struct login_process *p)
613
1906116a62ce Finally support for handling each login connection in it's own process.
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325 {
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326 if (p->group == NULL)
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327 return;
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328
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329 if (p == p->group->oldest_nonlisten_process)
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330 p->group->oldest_nonlisten_process = p->next_nonlisten;
613
1906116a62ce Finally support for handling each login connection in it's own process.
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331 else
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332 p->prev_nonlisten->next_nonlisten = p->next_nonlisten;
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parents: 596
diff changeset
333
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diff changeset
334 if (p == p->group->newest_nonlisten_process)
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parents: 1039
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335 p->group->newest_nonlisten_process = p->prev_nonlisten;
613
1906116a62ce Finally support for handling each login connection in it's own process.
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diff changeset
336 else
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337 p->next_nonlisten->prev_nonlisten = p->prev_nonlisten;
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diff changeset
338
1906116a62ce Finally support for handling each login connection in it's own process.
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diff changeset
339 p->next_nonlisten = p->prev_nonlisten = NULL;
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340 }
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diff changeset
341
903
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the
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diff changeset
342 static void login_process_destroy(struct login_process *p)
0
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343 {
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344 if (p->destroyed)
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345 return;
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346 p->destroyed = TRUE;
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347
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parents: 1000
diff changeset
348 if (!p->initialized && io_loop_is_running(ioloop)) {
1000
0fbafade2d85 If auth/login process died unexpectedly, the exit status or killing signal
Timo Sirainen <tss@iki.fi>
parents: 945
diff changeset
349 i_error("Login process died too early - shutting down");
0fbafade2d85 If auth/login process died unexpectedly, the exit status or killing signal
Timo Sirainen <tss@iki.fi>
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diff changeset
350 io_loop_stop(ioloop);
0fbafade2d85 If auth/login process died unexpectedly, the exit status or killing signal
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351 }
1275
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352
af685269ead0 login: Wait until we're connected to auth process before executing command
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353 if (p->listening && p->group != NULL)
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diff changeset
354 p->group->listening_processes--;
613
1906116a62ce Finally support for handling each login connection in it's own process.
Timo Sirainen <tss@iki.fi>
parents: 596
diff changeset
355
764
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356 o_stream_close(p->output);
0
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parents:
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357 io_remove(p->io);
805
5ac361acb316 Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents: 801
diff changeset
358 if (close(p->fd) < 0)
5ac361acb316 Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents: 801
diff changeset
359 i_error("close(login) failed: %m");
0
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parents:
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360
613
1906116a62ce Finally support for handling each login connection in it's own process.
Timo Sirainen <tss@iki.fi>
parents: 596
diff changeset
361 if (!p->listening)
1906116a62ce Finally support for handling each login connection in it's own process.
Timo Sirainen <tss@iki.fi>
parents: 596
diff changeset
362 login_process_remove_from_lists(p);
1906116a62ce Finally support for handling each login connection in it's own process.
Timo Sirainen <tss@iki.fi>
parents: 596
diff changeset
363
1275
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diff changeset
364 if (p->group != NULL)
af685269ead0 login: Wait until we're connected to auth process before executing command
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diff changeset
365 p->group->processes--;
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
366
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
367 if (p->pid != 0)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
368 hash_remove(processes, POINTER_CAST(p->pid));
613
1906116a62ce Finally support for handling each login connection in it's own process.
Timo Sirainen <tss@iki.fi>
parents: 596
diff changeset
369
0
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parents:
diff changeset
370 login_process_unref(p);
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
371 }
3b1985cbc908 Initial revision
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parents:
diff changeset
372
903
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
parents: 876
diff changeset
373 static void login_process_unref(struct login_process *p)
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
374 {
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
375 if (--p->refcount > 0)
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
376 return;
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
377
764
f57c52738f90 Renamed IBuffer and OBuffer to IStream and OStream which describes their
Timo Sirainen <tss@iki.fi>
parents: 747
diff changeset
378 o_stream_unref(p->output);
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
379 i_free(p);
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
380 }
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
381
1273
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Timo Sirainen <tss@iki.fi>
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diff changeset
382 static void login_process_init_env(struct login_group *group, pid_t pid)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
383 {
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
384 struct settings *set = group->set;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
385
2000
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
386 child_process_init_env();
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
387
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
388 /* setup access environment - needs to be done after
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
389 clean_child_process() since it clears environment */
1724
b3526668de78 Make sure auth process and login process don't share uids.
Timo Sirainen <tss@iki.fi>
parents: 1610
diff changeset
390 restrict_access_set_env(set->login_user, set->login_uid,
b3526668de78 Make sure auth process and login process don't share uids.
Timo Sirainen <tss@iki.fi>
parents: 1610
diff changeset
391 set->server->login_gid,
1506
e7c627bacaaf Allow first_valid_gid to be 0. Drop any supplementary groups not in valid
Timo Sirainen <tss@iki.fi>
parents: 1499
diff changeset
392 set->login_chroot ? set->login_dir : NULL,
2141
8690d2000e33 Added mail_extra_groups setting.
Timo Sirainen <tss@iki.fi>
parents: 2097
diff changeset
393 0, 0, NULL);
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
394
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
395 env_put("DOVECOT_MASTER=1");
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
396
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
397 if (!set->ssl_disable) {
1907
190f1d315ce6 Added setting ssl_ca_file, patch by Zach Bagnall
Timo Sirainen <tss@iki.fi>
parents: 1897
diff changeset
398 if (set->ssl_ca_file != NULL) {
190f1d315ce6 Added setting ssl_ca_file, patch by Zach Bagnall
Timo Sirainen <tss@iki.fi>
parents: 1897
diff changeset
399 env_put(t_strconcat("SSL_CA_FILE=",
190f1d315ce6 Added setting ssl_ca_file, patch by Zach Bagnall
Timo Sirainen <tss@iki.fi>
parents: 1897
diff changeset
400 set->ssl_ca_file, NULL));
190f1d315ce6 Added setting ssl_ca_file, patch by Zach Bagnall
Timo Sirainen <tss@iki.fi>
parents: 1897
diff changeset
401 }
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
402 env_put(t_strconcat("SSL_CERT_FILE=",
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
403 set->ssl_cert_file, NULL));
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
404 env_put(t_strconcat("SSL_KEY_FILE=",
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
405 set->ssl_key_file, NULL));
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
406 env_put(t_strconcat("SSL_PARAM_FILE=",
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
407 set->ssl_parameters_file, NULL));
1996
d8f06a0c818e Added ssl_cipher_list setting.
Timo Sirainen <tss@iki.fi>
parents: 1907
diff changeset
408 if (set->ssl_cipher_list != NULL) {
d8f06a0c818e Added ssl_cipher_list setting.
Timo Sirainen <tss@iki.fi>
parents: 1907
diff changeset
409 env_put(t_strconcat("SSL_CIPHER_LIST=",
d8f06a0c818e Added ssl_cipher_list setting.
Timo Sirainen <tss@iki.fi>
parents: 1907
diff changeset
410 set->ssl_cipher_list, NULL));
d8f06a0c818e Added ssl_cipher_list setting.
Timo Sirainen <tss@iki.fi>
parents: 1907
diff changeset
411 }
1997
1d0985f6bdd9 Added ssl_verify_client_cert setting.
Timo Sirainen <tss@iki.fi>
parents: 1996
diff changeset
412 if (set->ssl_verify_client_cert)
1d0985f6bdd9 Added ssl_verify_client_cert setting.
Timo Sirainen <tss@iki.fi>
parents: 1996
diff changeset
413 env_put("SSL_VERIFY_CLIENT_CERT=1");
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
414 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
415
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
416 if (set->disable_plaintext_auth)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
417 env_put("DISABLE_PLAINTEXT_AUTH=1");
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
418 if (set->verbose_proctitle)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
419 env_put("VERBOSE_PROCTITLE=1");
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
420 if (set->verbose_ssl)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
421 env_put("VERBOSE_SSL=1");
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
422
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
423 if (set->login_process_per_connection) {
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
424 env_put("PROCESS_PER_CONNECTION=1");
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
425 env_put("MAX_LOGGING_USERS=1");
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
426 } else {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
427 env_put(t_strdup_printf("MAX_LOGGING_USERS=%u",
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
428 set->login_max_logging_users));
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
429 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
430
2674
857f5f7b512b Added login_greeting and login_greeting_capability settings.
Timo Sirainen <tss@iki.fi>
parents: 2329
diff changeset
431 env_put(t_strconcat("PROCESS_UID=", dec2str(pid), NULL));
857f5f7b512b Added login_greeting and login_greeting_capability settings.
Timo Sirainen <tss@iki.fi>
parents: 2329
diff changeset
432 env_put(t_strconcat("GREETING=", set->login_greeting, NULL));
857f5f7b512b Added login_greeting and login_greeting_capability settings.
Timo Sirainen <tss@iki.fi>
parents: 2329
diff changeset
433 if (set->login_greeting_capability)
857f5f7b512b Added login_greeting and login_greeting_capability settings.
Timo Sirainen <tss@iki.fi>
parents: 2329
diff changeset
434 env_put("GREETING_CAPABILITY=1");
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
435 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
436
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
437 static pid_t create_login_process(struct login_group *group)
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
438 {
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
439 static const char *argv[] = { NULL, NULL };
2046
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
440 struct log_io *log;
2000
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
441 const char *prefix;
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
442 pid_t pid;
2000
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
443 int fd[2], log_fd;
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
444
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
445 if (group->set->login_process_per_connection &&
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
446 group->processes - group->listening_processes >=
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
447 group->set->login_max_logging_users) {
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
448 if (group->oldest_nonlisten_process != NULL)
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
449 login_process_destroy(group->oldest_nonlisten_process);
613
1906116a62ce Finally support for handling each login connection in it's own process.
Timo Sirainen <tss@iki.fi>
parents: 596
diff changeset
450 }
1906116a62ce Finally support for handling each login connection in it's own process.
Timo Sirainen <tss@iki.fi>
parents: 596
diff changeset
451
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
452 if (group->set->login_uid == 0)
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
453 i_fatal("Login process must not run as root");
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
454
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
455 /* create communication to process with a socket pair */
2000
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
456 if (socketpair(AF_UNIX, SOCK_STREAM, 0, fd) < 0) {
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
457 i_error("socketpair() failed: %m");
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
458 return -1;
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
459 }
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
460
2046
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
461 log_fd = log_create_pipe(&log);
2000
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
462 if (log_fd < 0)
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
463 pid = -1;
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
464 else {
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
465 pid = fork();
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
466 if (pid < 0)
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
467 i_error("fork() failed: %m");
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
468 }
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
469
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
470 if (pid < 0) {
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
471 (void)close(fd[0]);
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
472 (void)close(fd[1]);
2000
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
473 (void)close(log_fd);
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
474 return -1;
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
475 }
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
476
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
477 if (pid != 0) {
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
478 /* master */
2046
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
479 prefix = t_strdup_printf("%s-login: ",
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
480 process_names[group->process_type]);
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
481 log_set_prefix(log, prefix);
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
482
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
483 net_set_nonblock(fd[0], TRUE);
727
8dd8ebe6bcac We use close-on-exec flag now to make sure that master process closes the
Timo Sirainen <tss@iki.fi>
parents: 722
diff changeset
484 fd_close_on_exec(fd[0], TRUE);
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
485 (void)login_process_new(group, pid, fd[0]);
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
486 (void)close(fd[1]);
2000
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
487 (void)close(log_fd);
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
488 return pid;
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
489 }
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
490
2046
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
491 prefix = t_strdup_printf("master-%s-login: ",
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
492 process_names[group->process_type]);
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
493 log_set_prefix(log, prefix);
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
494
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
495 /* move the listen handle */
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
496 if (dup2(group->set->listen_fd, LOGIN_LISTEN_FD) < 0)
2046
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
497 i_fatal("dup2(listen_fd) failed: %m");
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
498 fd_close_on_exec(LOGIN_LISTEN_FD, FALSE);
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
499
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
500 /* move the SSL listen handle */
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
501 if (dup2(group->set->ssl_listen_fd, LOGIN_SSL_LISTEN_FD) < 0)
2046
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
502 i_fatal("dup2(ssl_listen_fd) failed: %m");
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
503 fd_close_on_exec(LOGIN_SSL_LISTEN_FD, FALSE);
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
504
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
505 /* move communication handle */
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
506 if (dup2(fd[1], LOGIN_MASTER_SOCKET_FD) < 0)
2046
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
507 i_fatal("dup2(master) failed: %m");
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
508 fd_close_on_exec(LOGIN_MASTER_SOCKET_FD, FALSE);
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
509
2000
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
510 if (dup2(log_fd, 2) < 0)
2046
6ae973f60f43 logging cleanups.
Timo Sirainen <tss@iki.fi>
parents: 2000
diff changeset
511 i_fatal("dup2(stderr) failed: %m");
2000
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
512 fd_close_on_exec(2, FALSE);
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation,
Timo Sirainen <tss@iki.fi>
parents: 1997
diff changeset
513
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
514 (void)close(fd[0]);
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
515 (void)close(fd[1]);
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
516
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
517 login_process_init_env(group, getpid());
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
518
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
519 if (!group->set->login_chroot) {
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
520 /* no chrooting, but still change to the directory */
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
521 if (chdir(group->set->login_dir) < 0) {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
522 i_fatal("chdir(%s) failed: %m",
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
523 group->set->login_dir);
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
524 }
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
525 }
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
526
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
527 restrict_process_size(group->set->login_process_size, (unsigned int)-1);
722
0438621d25ff Added virtual memory size limits to processes. Default values are pretty
Timo Sirainen <tss@iki.fi>
parents: 699
diff changeset
528
801
86224ff16bf6 Drop root privileges earlier. Close syslog more later in imap-master when
Timo Sirainen <tss@iki.fi>
parents: 791
diff changeset
529 /* make sure we don't leak syslog fd, but do it last so that
86224ff16bf6 Drop root privileges earlier. Close syslog more later in imap-master when
Timo Sirainen <tss@iki.fi>
parents: 791
diff changeset
530 any errors above will be logged */
86224ff16bf6 Drop root privileges earlier. Close syslog more later in imap-master when
Timo Sirainen <tss@iki.fi>
parents: 791
diff changeset
531 closelog();
86224ff16bf6 Drop root privileges earlier. Close syslog more later in imap-master when
Timo Sirainen <tss@iki.fi>
parents: 791
diff changeset
532
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
533 /* hide the path, it's ugly */
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
534 argv[0] = strrchr(group->set->login_executable, '/');
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
535 if (argv[0] == NULL)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
536 argv[0] = group->set->login_executable;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
537 else
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
538 argv[0]++;
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
539
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
540 execv(group->set->login_executable, (char **) argv);
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
541
1441
a83ce8395316 If exec() fails, show the full path rather than argv[0]
Timo Sirainen <tss@iki.fi>
parents: 1398
diff changeset
542 i_fatal_status(FATAL_EXEC, "execv(%s) failed: %m",
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
543 group->set->login_executable);
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
544 return -1;
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
545 }
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
546
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
547 void login_process_abormal_exit(pid_t pid)
615
0d852af6842e Master process generates DH/RSA parameters now and stores them into file
Timo Sirainen <tss@iki.fi>
parents: 614
diff changeset
548 {
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
549 struct login_process *p;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
550
615
0d852af6842e Master process generates DH/RSA parameters now and stores them into file
Timo Sirainen <tss@iki.fi>
parents: 614
diff changeset
551 /* don't start raising the process count if they're dying all
0d852af6842e Master process generates DH/RSA parameters now and stores them into file
Timo Sirainen <tss@iki.fi>
parents: 614
diff changeset
552 the time */
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
553 p = hash_lookup(processes, POINTER_CAST(pid));
1275
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
554 if (p != NULL && p->group != NULL)
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
555 p->group->wanted_processes_count = 0;
615
0d852af6842e Master process generates DH/RSA parameters now and stores them into file
Timo Sirainen <tss@iki.fi>
parents: 614
diff changeset
556 }
0d852af6842e Master process generates DH/RSA parameters now and stores them into file
Timo Sirainen <tss@iki.fi>
parents: 614
diff changeset
557
635
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but
Timo Sirainen <tss@iki.fi>
parents: 615
diff changeset
558 void login_processes_destroy_all(void)
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but
Timo Sirainen <tss@iki.fi>
parents: 615
diff changeset
559 {
1897
1e6ed8045f2b Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents: 1724
diff changeset
560 struct hash_iterate_context *iter;
1e6ed8045f2b Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents: 1724
diff changeset
561 void *key, *value;
1e6ed8045f2b Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents: 1724
diff changeset
562
1e6ed8045f2b Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents: 1724
diff changeset
563 iter = hash_iterate_init(processes);
1e6ed8045f2b Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents: 1724
diff changeset
564 while (hash_iterate(iter, &key, &value))
1e6ed8045f2b Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents: 1724
diff changeset
565 login_process_destroy(value);
1e6ed8045f2b Changed hash_foreach() to iterator.
Timo Sirainen <tss@iki.fi>
parents: 1724
diff changeset
566 hash_iterate_deinit(iter);
635
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but
Timo Sirainen <tss@iki.fi>
parents: 615
diff changeset
567
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
568 while (login_groups != NULL) {
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
569 struct login_group *group = login_groups;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
570
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
571 login_groups = group->next;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
572 login_group_destroy(group);
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
573 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
574 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
575
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
576 static void login_group_start_missings(struct login_group *group)
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
577 {
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
578 if (!group->set->login_process_per_connection) {
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
579 /* create max. one process every second, that way if it keeps
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
580 dying all the time we don't eat all cpu with fork()ing. */
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
581 if (group->listening_processes <
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
582 group->set->login_processes_count)
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
583 (void)create_login_process(group);
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
584 return;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
585 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
586
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
587 /* we want to respond fast when multiple clients are connecting
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
588 at once, but we also want to prevent fork-bombing. use the
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
589 same method as apache: check once a second if we need new
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
590 processes. if yes and we've used all the existing processes,
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
591 double their amount (unless we've hit the high limit).
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
592 Then for each second that didn't use all existing processes,
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
593 drop the max. process count by one. */
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
594 if (group->wanted_processes_count < group->set->login_processes_count) {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
595 group->wanted_processes_count =
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
596 group->set->login_processes_count;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
597 } else if (group->listening_processes == 0)
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
598 group->wanted_processes_count *= 2;
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
599 else if (group->wanted_processes_count >
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
600 group->set->login_processes_count)
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
601 group->wanted_processes_count--;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
602
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
603 if (group->wanted_processes_count >
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
604 group->set->login_max_processes_count) {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
605 group->wanted_processes_count =
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
606 group->set->login_max_processes_count;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
607 }
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
608
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
609 while (group->listening_processes < group->wanted_processes_count)
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
610 (void)create_login_process(group);
635
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but
Timo Sirainen <tss@iki.fi>
parents: 615
diff changeset
611 }
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but
Timo Sirainen <tss@iki.fi>
parents: 615
diff changeset
612
903
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
parents: 876
diff changeset
613 static void
1036
f782b3319553 Removed useless parameters from io_callback_t and timeout_callback_t.
Timo Sirainen <tss@iki.fi>
parents: 1035
diff changeset
614 login_processes_start_missing(void *context __attr_unused__)
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
615 {
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
616 struct login_group *group;
614
e60620644af3 login_process_per_connection = yes scales now better when multiple users are
Timo Sirainen <tss@iki.fi>
parents: 613
diff changeset
617
1610
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
618 if (login_groups == NULL)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat
Timo Sirainen <tss@iki.fi>
parents: 1506
diff changeset
619 login_process_groups_create();
614
e60620644af3 login_process_per_connection = yes scales now better when multiple users are
Timo Sirainen <tss@iki.fi>
parents: 613
diff changeset
620
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
621 for (group = login_groups; group != NULL; group = group->next)
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
622 login_group_start_missings(group);
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
623 }
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
624
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
625 static int login_process_send_env(struct login_process *p)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
626 {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
627 extern char **environ;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
628 char **env;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
629 size_t len;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
630 int ret = 0;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
631
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
632 /* this will clear our environment. luckily we don't need it. */
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
633 login_process_init_env(p->group, p->pid);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
634
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
635 for (env = environ; *env != NULL; env++) {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
636 len = strlen(*env);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
637
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
638 if (o_stream_send(p->output, *env, len) != (ssize_t)len ||
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
639 o_stream_send(p->output, "\n", 1) != 1) {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
640 ret = -1;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
641 break;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
642 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
643 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
644
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
645 if (ret == 0 && o_stream_send(p->output, "\n", 1) != 1)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
646 ret = -1;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
647
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
648 env_clean();
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
649 return ret;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
650 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
651
1275
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
652 static int login_process_init_group(struct login_process *p)
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
653 {
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
654 p->group->processes++;
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
655 p->group->listening_processes++;
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
656
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
657 if (login_process_send_env(p) < 0) {
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
658 i_error("login: Couldn't send environment");
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
659 return FALSE;
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
660 }
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
661
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
662 return TRUE;
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
663 }
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
664
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
665 static void inetd_login_accept(void *context __attr_unused__)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
666 {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
667 struct login_process *p;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
668 int fd;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
669
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
670 fd = net_accept(inetd_login_fd, NULL, NULL);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
671 if (fd < 0) {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
672 if (fd < -1)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
673 i_fatal("accept(inetd_login_fd) failed: %m");
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
674 } else {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
675 net_set_nonblock(fd, TRUE);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
676 fd_close_on_exec(fd, TRUE);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
677
1275
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
678 p = login_process_new(NULL, ++login_pid_counter, fd);
af685269ead0 login: Wait until we're connected to auth process before executing command
Timo Sirainen <tss@iki.fi>
parents: 1273
diff changeset
679 p->initialized = TRUE;
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
680 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
681 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
682
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
683 void login_processes_init(void)
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
684 {
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
685 auth_id_counter = 0;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
686 login_pid_counter = 0;
1055
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3
Timo Sirainen <tss@iki.fi>
parents: 1039
diff changeset
687 login_groups = NULL;
613
1906116a62ce Finally support for handling each login connection in it's own process.
Timo Sirainen <tss@iki.fi>
parents: 596
diff changeset
688
945
501f076f2e74 Rewrote hash table code, works with less memory now. Also some memory
Timo Sirainen <tss@iki.fi>
parents: 929
diff changeset
689 processes = hash_create(default_pool, default_pool, 128, NULL, NULL);
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
690 if (!IS_INETD()) {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
691 to = timeout_add(1000, login_processes_start_missing, NULL);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
692 io_listen = NULL;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
693 } else {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
694 to = NULL;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
695 io_listen = io_add(inetd_login_fd, IO_READ,
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
696 inetd_login_accept, NULL);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
697 }
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
698 }
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
699
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
700 void login_processes_deinit(void)
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
701 {
1273
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
702 if (to != NULL)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
703 timeout_remove(to);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
704 if (io_listen != NULL)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It
Timo Sirainen <tss@iki.fi>
parents: 1237
diff changeset
705 io_remove(io_listen);
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3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
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706
635
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but
Timo Sirainen <tss@iki.fi>
parents: 615
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707 login_processes_destroy_all();
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3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
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708 hash_destroy(processes);
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
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709 }