dovecot/original-hg/dovecot-1.2: src/master/login-process.c annotate

annotate src/master/login-process.c @ 1724:b3526668de78 HEAD

Make sure auth process and login process don't share uids.

author	Timo Sirainen <tss@iki.fi>
date	Sun, 24 Aug 2003 10:37:41 +0300
parents	6850142c4e25
children	1e6ed8045f2b

rev	line source
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	1 /* Copyright (C) 2002 Timo Sirainen */
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	2
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	3 #include "common.h"
532 3b53dd1280c6 I/O buffers now use real blocking instead of setting up a sub-ioloop to Timo Sirainen <tss@iki.fi> parents: 410 diff changeset	4 #include "ioloop.h"
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	5 #include "network.h"
764 f57c52738f90 Renamed IBuffer and OBuffer to IStream and OStream which describes their Timo Sirainen <tss@iki.fi> parents: 747 diff changeset	6 #include "ostream.h"
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	7 #include "fdpass.h"
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	8 #include "fd-close-on-exec.h"
697 7814b29d0862 Created env_put() and env_clean() for a bit easier handling of environment Timo Sirainen <tss@iki.fi> parents: 666 diff changeset	9 #include "env-util.h"
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	10 #include "restrict-access.h"
722 0438621d25ff Added virtual memory size limits to processes. Default values are pretty Timo Sirainen <tss@iki.fi> parents: 699 diff changeset	11 #include "restrict-process-size.h"
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	12 #include "login-process.h"
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	13 #include "auth-process.h"
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	14 #include "mail-process.h"
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	15 #include "master-login-interface.h"
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	16
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	17 #include <unistd.h>
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	18 #include <syslog.h>
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	19
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	20 struct login_process {
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	21 struct login_group *group;
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	22 struct login_process prev_nonlisten, next_nonlisten;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	23 int refcount;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	24
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	25 pid_t pid;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	26 int fd;
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	27 struct io *io;
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	28 struct ostream *output;
925 2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	29 unsigned int initialized:1;
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	30 unsigned int listening:1;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	31 unsigned int destroyed:1;
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	32 };
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	33
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	34 struct login_auth_request {
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	35 struct login_process *process;
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	36 unsigned int tag;
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	37
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	38 unsigned int login_tag;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	39 int fd;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	40
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	41 struct ip_addr ip;
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	42 };
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	43
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	44 static unsigned int auth_id_counter, login_pid_counter;
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	45 static struct timeout *to;
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	46 static struct io *io_listen;
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	47
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	48 static struct hash_table *processes;
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	49 static struct login_group *login_groups;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	50
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	51 static void login_process_destroy(struct login_process *p);
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	52 static void login_process_unref(struct login_process *p);
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	53 static int login_process_init_group(struct login_process *p);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	54
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	55 static void login_group_create(struct settings *set)
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	56 {
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	57 struct login_group *group;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	58
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	59 group = i_new(struct login_group, 1);
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	60 group->set = set;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	61 group->process_type = set->protocol == MAIL_PROTOCOL_IMAP ?
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	62 PROCESS_TYPE_IMAP : PROCESS_TYPE_POP3;
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	63
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	64 group->next = login_groups;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	65 login_groups = group;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	66 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	67
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	68 static void login_group_destroy(struct login_group *group)
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	69 {
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	70 i_free(group);
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	71 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	72
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	73 void auth_master_callback(struct auth_master_reply *reply,
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	74 const unsigned char data, void context)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	75 {
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	76 struct login_auth_request *request = context;
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	77 struct master_login_reply master_reply;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	78
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	79 if (reply == NULL \|\| !reply->success)
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	80 master_reply.success = FALSE;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	81 else {
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	82 struct login_group *group = request->process->group;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	83
1039 793f05a7e50e signed/unsigned/const pointer fixes Timo Sirainen <tss@iki.fi> parents: 1036 diff changeset	84 master_reply.success =
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	85 create_mail_process(group, request->fd, &request->ip,
1465 03dd87873a81 Added support for dynamically loadable imap/pop3 modules. Timo Sirainen <tss@iki.fi> parents: 1441 diff changeset	86 reply, (const char *) data);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	87 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	88
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	89 /* reply to login */
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	90 master_reply.tag = request->login_tag;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	91
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	92 if (o_stream_send(request->process->output, &master_reply,
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	93 sizeof(master_reply)) < 0)
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	94 login_process_destroy(request->process);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	95
805 5ac361acb316 Marked all non-trivial buffer modifications with @UNSAFE tag. Several Timo Sirainen <tss@iki.fi> parents: 801 diff changeset	96 if (close(request->fd) < 0)
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	97 i_error("close(mail client) failed: %m");
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	98 login_process_unref(request->process);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	99 i_free(request);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	100 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	101
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	102 static void login_process_mark_nonlistening(struct login_process *p)
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	103 {
e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	104 if (!p->listening) {
e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	105 i_error("login: received another \"not listening\" "
1338 04ed7a2536cc Tru64 fixes. More comments. Timo Sirainen <tss@iki.fi> parents: 1275 diff changeset	106 "notification (if you can't login at all, "
04ed7a2536cc Tru64 fixes. More comments. Timo Sirainen <tss@iki.fi> parents: 1275 diff changeset	107 "see src/lib/fdpass.c)");
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	108 return;
e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	109 }
e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	110
e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	111 p->listening = FALSE;
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	112
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	113 if (p->group != NULL) {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	114 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	115 p->prev_nonlisten = p->group->newest_nonlisten_process;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	116
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	117 if (p->group->newest_nonlisten_process != NULL)
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	118 p->group->newest_nonlisten_process->next_nonlisten = p;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	119 p->group->newest_nonlisten_process = p;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	120
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	121 if (p->group->oldest_nonlisten_process == NULL)
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	122 p->group->oldest_nonlisten_process = p;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	123 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	124 }
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	125
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	126 static void login_process_groups_create(void)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	127 {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	128 struct server_settings *server;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	129
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	130 for (server = settings_root; server != NULL; server = server->next) {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	131 if (server->imap != NULL)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	132 login_group_create(server->imap);
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	133 if (server->pop3 != NULL)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	134 login_group_create(server->pop3);
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	135 }
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	136 }
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	137
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	138 static struct login_group *
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	139 login_group_process_find(const char *name, enum mail_protocol protocol)
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	140 {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	141 struct login_group *group;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	142
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	143 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	144 login_process_groups_create();
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	145
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	146 for (group = login_groups; group != NULL; group = group->next) {
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	147 if (strcmp(group->set->server->name, name) == 0 &&
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	148 group->set->protocol == protocol)
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	149 return group;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	150 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	151
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	152 return NULL;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	153 }
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	154
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	155 static int login_process_read_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	156 {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	157 struct login_group *group;
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	158 const char name, proto;
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	159 char buf[256];
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	160 enum mail_protocol protocol;
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	161 unsigned int len;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	162 ssize_t ret;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	163
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	164 /* read length */
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	165 ret = read(p->fd, buf, 1);
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	166 if (ret != 1)
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	167 len = 0;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	168 else {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	169 len = buf[0];
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	170 if (len >= sizeof(buf)) {
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	171 i_error("login: Server name length too large");
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	172 return FALSE;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	173 }
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	174
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	175 ret = read(p->fd, buf, len);
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	176 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	177
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	178 if (ret < 0)
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	179 i_error("login: read() failed: %m");
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	180 else if (len == 0 \|\| (size_t)ret != len)
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	181 i_error("login: Server name wasn't sent");
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	182 else {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	183 name = t_strndup(buf, len);
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	184 proto = strchr(buf, '/');
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	185 if (proto == NULL) {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	186 i_error("login: Missing protocol from server name '%s'",
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	187 name);
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	188 return FALSE;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	189 }
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	190 name = t_strdup_until(buf, proto++);
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	191
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	192 if (strcmp(proto, "imap") == 0)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	193 protocol = MAIL_PROTOCOL_IMAP;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	194 else if (strcmp(proto, "pop3") == 0)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	195 protocol = MAIL_PROTOCOL_IMAP;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	196 else {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	197 i_error("login: Unknown protocol '%s'", proto);
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	198 return FALSE;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	199 }
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	200
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	201 group = login_group_process_find(name, protocol);
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	202 if (group == NULL) {
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	203 i_error("login: Unknown server name '%s'", name);
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	204 return FALSE;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	205 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	206
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	207 p->group = group;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	208 return login_process_init_group(p);
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	209 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	210 return FALSE;
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	211 }
e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	212
1036 f782b3319553 Removed useless parameters from io_callback_t and timeout_callback_t. Timo Sirainen <tss@iki.fi> parents: 1035 diff changeset	213 static void login_process_input(void *context)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	214 {
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	215 struct login_process *p = context;
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	216 struct auth_process *auth_process;
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	217 struct login_auth_request *authreq;
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	218 struct master_login_request req;
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	219 int client_fd;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	220 ssize_t ret;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	221
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	222 if (p->group == NULL) {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	223 /* we want to read the group */
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	224 if (!login_process_read_group(p))
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	225 login_process_destroy(p);
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	226 return;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	227 }
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	228
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	229 ret = fd_read(p->fd, &req, sizeof(req), &client_fd);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	230 if (ret != sizeof(req)) {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	231 if (ret == 0) {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	232 /* disconnected, ie. the login process died */
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	233 } else if (ret > 0) {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	234 /* req wasn't fully read */
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	235 i_error("login: fd_read() couldn't read all req");
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	236 } else {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	237 i_error("login: fd_read() failed: %m");
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	238 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	239
929 a763b3826762 Don't leak fds in case of errors. Timo Sirainen <tss@iki.fi> parents: 925 diff changeset	240 if (client_fd != -1) {
a763b3826762 Don't leak fds in case of errors. Timo Sirainen <tss@iki.fi> parents: 925 diff changeset	241 if (close(client_fd) < 0)
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	242 i_error("close(mail client) failed: %m");
929 a763b3826762 Don't leak fds in case of errors. Timo Sirainen <tss@iki.fi> parents: 925 diff changeset	243 }
a763b3826762 Don't leak fds in case of errors. Timo Sirainen <tss@iki.fi> parents: 925 diff changeset	244
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	245 login_process_destroy(p);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	246 return;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	247 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	248
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	249 if (client_fd == -1) {
925 2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	250 /* 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	251 if (!p->initialized) {
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	252 /* initialization notify */
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	253 p->initialized = TRUE;;
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	254 } else {
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	255 /* not listening for new connections anymore */
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	256 login_process_mark_nonlistening(p);
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	257 }
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	258 return;
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	259 }
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	260
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	261 fd_close_on_exec(client_fd, TRUE);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	262
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	263 /* ask the cookie from the auth process */
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	264 authreq = i_new(struct login_auth_request, 1);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	265 p->refcount++;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	266 authreq->process = p;
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	267 authreq->tag = ++auth_id_counter;
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	268 authreq->login_tag = req.tag;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	269 authreq->fd = client_fd;
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	270 authreq->ip = req.ip;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	271
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	272 auth_process = auth_process_find(req.auth_pid);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	273 if (auth_process == NULL) {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	274 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 Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	275 req.auth_pid);
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	276 auth_master_callback(NULL, NULL, authreq);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	277 } else {
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	278 auth_process_request(auth_process, p->pid,
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	279 req.auth_id, authreq);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	280 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	281 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	282
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	283 static struct login_process *
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	284 login_process_new(struct login_group *group, pid_t pid, int fd)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	285 {
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	286 struct login_process *p;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	287
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	288 i_assert(pid != 0);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	289
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	290 p = i_new(struct login_process, 1);
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	291 p->group = group;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	292 p->refcount = 1;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	293 p->pid = pid;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	294 p->fd = fd;
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	295 p->listening = TRUE;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	296 p->io = io_add(fd, IO_READ, login_process_input, p);
764 f57c52738f90 Renamed IBuffer and OBuffer to IStream and OStream which describes their Timo Sirainen <tss@iki.fi> parents: 747 diff changeset	297 p->output = o_stream_create_file(fd, default_pool,
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	298 sizeof(struct master_login_reply)*10,
1499 e850252cdc7e Removed I/O priorities. They were pretty much useless and were just getting Timo Sirainen <tss@iki.fi> parents: 1468 diff changeset	299 FALSE);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	300
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	301 PID_ADD_PROCESS_TYPE(pid, PROCESS_TYPE_LOGIN);
195 db6e288be0e9 Replaced INT_TO_POINTER and POINTER_TO_INT macros with POINTER_CAST and Timo Sirainen <tss@iki.fi> parents: 10 diff changeset	302 hash_insert(processes, POINTER_CAST(pid), p);
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	303
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	304 if (p->group != NULL) {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	305 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	306 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	307 }
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	308 return p;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	309 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	310
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	311 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. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	312 {
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	313 if (p->group == NULL)
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	314 return;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	315
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	316 if (p == p->group->oldest_nonlisten_process)
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	317 p->group->oldest_nonlisten_process = p->next_nonlisten;
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	318 else
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	319 p->prev_nonlisten->next_nonlisten = p->next_nonlisten;
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	320
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	321 if (p == p->group->newest_nonlisten_process)
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	322 p->group->newest_nonlisten_process = p->prev_nonlisten;
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	323 else
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	324 p->next_nonlisten->prev_nonlisten = p->prev_nonlisten;
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	325
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	326 p->next_nonlisten = p->prev_nonlisten = NULL;
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	327 }
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	328
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	329 static void login_process_destroy(struct login_process *p)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	330 {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	331 if (p->destroyed)
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	332 return;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	333 p->destroyed = TRUE;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	334
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	335 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	336 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> parents: 945 diff changeset	337 io_loop_stop(ioloop);
0fbafade2d85 If auth/login process died unexpectedly, the exit status or killing signal Timo Sirainen <tss@iki.fi> parents: 945 diff changeset	338 }
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	339
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	340 if (p->listening && p->group != NULL)
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	341 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	342
764 f57c52738f90 Renamed IBuffer and OBuffer to IStream and OStream which describes their Timo Sirainen <tss@iki.fi> parents: 747 diff changeset	343 o_stream_close(p->output);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	344 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	345 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	346 i_error("close(login) failed: %m");
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	347
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	348 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	349 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	350
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	351 if (p->group != NULL)
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	352 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	353
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	354 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	355 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	356
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	357 login_process_unref(p);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	358 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	359
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	360 static void login_process_unref(struct login_process *p)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	361 {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	362 if (--p->refcount > 0)
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	363 return;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	364
764 f57c52738f90 Renamed IBuffer and OBuffer to IStream and OStream which describes their Timo Sirainen <tss@iki.fi> parents: 747 diff changeset	365 o_stream_unref(p->output);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	366 i_free(p);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	367 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	368
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	369 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	370 {
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	371 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	372
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	373 child_process_init_env(set);
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	374
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	375 /* 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	376 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	377 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	378 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	379 set->login_chroot ? set->login_dir : NULL,
e7c627bacaaf Allow first_valid_gid to be 0. Drop any supplementary groups not in valid Timo Sirainen <tss@iki.fi> parents: 1499 diff changeset	380 0, 0);
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	381
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	382 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	383
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	384 if (!set->ssl_disable) {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	385 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	386 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	387 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	388 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	389 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	390 set->ssl_parameters_file, NULL));
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	391 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	392
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	393 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	394 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	395 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	396 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	397 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	398 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	399
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	400 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	401 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	402 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	403 } else {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	404 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	405 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	406 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	407
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	408 env_put(t_strdup_printf("PROCESS_UID=%s", dec2str(pid)));
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	409 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	410
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	411 static pid_t create_login_process(struct login_group *group)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	412 {
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	413 static const char *argv[] = { NULL, NULL };
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	414 pid_t pid;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	415 int fd[2];
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	416
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	417 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	418 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	419 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	420 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	421 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	422 }
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	423
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	424 if (group->set->login_uid == 0)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	425 i_fatal("Login process must not run as root");
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	426
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	427 /* create communication to process with a socket pair */
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	428 if (socketpair(AF_UNIX, SOCK_STREAM, 0, fd) == -1) {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	429 i_error("socketpair() failed: %m");
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	430 return -1;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	431 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	432
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	433 pid = fork();
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	434 if (pid < 0) {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	435 (void)close(fd[0]);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	436 (void)close(fd[1]);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	437 i_error("fork() failed: %m");
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	438 return -1;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	439 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	440
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	441 if (pid != 0) {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	442 /* master */
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	443 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	444 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	445 (void)login_process_new(group, pid, fd[0]);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	446 (void)close(fd[1]);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	447 return pid;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	448 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	449
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	450 /* 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	451 if (dup2(group->set->listen_fd, LOGIN_LISTEN_FD) < 0)
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	452 i_fatal("login: dup2(listen_fd) failed: %m");
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	453 fd_close_on_exec(LOGIN_LISTEN_FD, FALSE);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	454
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	455 /* 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	456 if (dup2(group->set->ssl_listen_fd, LOGIN_SSL_LISTEN_FD) < 0)
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	457 i_fatal("login: 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	458 fd_close_on_exec(LOGIN_SSL_LISTEN_FD, FALSE);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	459
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	460 /* 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	461 if (dup2(fd[1], LOGIN_MASTER_SOCKET_FD) < 0)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	462 i_fatal("login: dup2(master) failed: %m");
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	463 fd_close_on_exec(LOGIN_MASTER_SOCKET_FD, FALSE);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	464
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	465 (void)close(fd[0]);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	466 (void)close(fd[1]);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	467
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	468 login_process_init_env(group, getpid());
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	469
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	470 if (!group->set->login_chroot) {
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	471 /* 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	472 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	473 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	474 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	475 }
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	476 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	477
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	478 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	479
801 86224ff16bf6 Drop root privileges earlier. Close syslog more later in imap-master when Timo Sirainen <tss@iki.fi> parents: 791 diff changeset	480 /* 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	481 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	482 closelog();
86224ff16bf6 Drop root privileges earlier. Close syslog more later in imap-master when Timo Sirainen <tss@iki.fi> parents: 791 diff changeset	483
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	484 /* 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	485 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	486 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	487 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	488 else
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	489 argv[0]++;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	490
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	491 execv(group->set->login_executable, (char **) argv);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	492
1441 a83ce8395316 If exec() fails, show the full path rather than argv[0] Timo Sirainen <tss@iki.fi> parents: 1398 diff changeset	493 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	494 group->set->login_executable);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	495 return -1;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	496 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	497
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	498 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	499 {
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	500 struct login_process *p;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	501
615 0d852af6842e Master process generates DH/RSA parameters now and stores them into file Timo Sirainen <tss@iki.fi> parents: 614 diff changeset	502 /* 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	503 the time */
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	504 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	505 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	506 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	507 }
0d852af6842e Master process generates DH/RSA parameters now and stores them into file Timo Sirainen <tss@iki.fi> parents: 614 diff changeset	508
635 90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	509 static void login_hash_destroy(void key __attr_unused__, void value,
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	510 void *context __attr_unused__)
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	511 {
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	512 login_process_destroy(value);
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	513 }
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	514
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	515 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	516 {
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	517 hash_foreach(processes, login_hash_destroy, NULL);
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	518
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	519 while (login_groups != NULL) {
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	520 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	521
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	522 login_groups = group->next;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	523 login_group_destroy(group);
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	524 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	525 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	526
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	527 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	528 {
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	529 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	530 /* 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	531 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	532 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	533 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	534 (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	535 return;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	536 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	537
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	538 /* 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	539 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	540 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	541 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	542 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	543 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	544 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	545 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	546 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	547 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	548 } 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	549 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	550 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	551 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	552 group->wanted_processes_count--;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	553
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	554 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	555 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	556 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	557 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	558 }
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	559
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	560 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	561 (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	562 }
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	563
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	564 static void
1036 f782b3319553 Removed useless parameters from io_callback_t and timeout_callback_t. Timo Sirainen <tss@iki.fi> parents: 1035 diff changeset	565 login_processes_start_missing(void *context __attr_unused__)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	566 {
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	567 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	568
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	569 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	570 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	571
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	572 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	573 login_group_start_missings(group);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	574 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	575
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	576 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	577 {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	578 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	579 char **env;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	580 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	581 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	582
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	583 /* 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	584 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	585
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	586 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	587 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	588
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	589 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	590 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	591 ret = -1;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	592 break;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	593 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	594 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	595
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	596 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	597 ret = -1;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	598
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	599 env_clean();
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	600 return ret;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	601 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	602
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	603 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	604 {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	605 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	606 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	607
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	608 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	609 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	610 return FALSE;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	611 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	612
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	613 return TRUE;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	614 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	615
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	616 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	617 {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	618 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	619 int fd;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	620
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	621 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	622 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	623 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	624 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	625 } else {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	626 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	627 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	628
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	629 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	630 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	631 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	632 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	633
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	634 void login_processes_init(void)
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	635 {
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	636 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	637 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	638 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	639
945 501f076f2e74 Rewrote hash table code, works with less memory now. Also some memory Timo Sirainen <tss@iki.fi> parents: 929 diff changeset	640 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	641 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	642 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	643 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	644 } else {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	645 to = NULL;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	646 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	647 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	648 }
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	649 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	650
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	651 void login_processes_deinit(void)
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	652 {
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	653 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	654 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	655 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	656 io_remove(io_listen);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	657
635 90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	658 login_processes_destroy_all();
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	659 hash_destroy(processes);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	660 }

Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/master/login-process.c @ 1724:b3526668de78 HEAD