mail-user.c revision 7b64db32b95286235612eebb5d37d296a49306f7
bcb4e51a409d94ae670de96afb8483a4f7855294Stephan Bosch/* Copyright (c) 2008-2013 Dovecot authors, see the included COPYING file */
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen#include "lib.h"
e05a4c4136fec723f019bee8383103080203f127Timo Sirainen#include "array.h"
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen#include "hostpid.h"
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen#include "net.h"
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen#include "module-dir.h"
2b9dbb270ad82e58d5f3581436e6f143176d5819Timo Sirainen#include "home-expand.h"
fdc557286bc9f92c5f3bb49096ff6e2bcec0ea79Timo Sirainen#include "safe-mkstemp.h"
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen#include "str.h"
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen#include "strescape.h"
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen#include "var-expand.h"
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen#include "settings-parser.h"
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen#include "auth-master.h"
128ea07dab8d67124ea74bcc085a478784b6358aTimo Sirainen#include "master-service.h"
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen#include "mountpoint-list.h"
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen#include "dict.h"
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen#include "mail-storage-settings.h"
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen#include "mail-storage-private.h"
d1fbd2c264368d8b4c7139b96e3b21f45930b857Timo Sirainen#include "mail-storage-service.h"
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen#include "mail-namespace.h"
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen#include "mail-storage.h"
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen#include "mail-user.h"
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen#include <stdlib.h>
9f19a50d5966643c4d1c5ca06868ac2ad31bc4d5Timo Sirainen
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainenstruct mail_user_module_register mail_user_module_register = { 0 };
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainenstruct auth_master_connection *mail_user_auth_master_conn;
c51390c3ae6e373e7b4a052a94e8e4065b98321cAki Tuomi
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainenstatic void mail_user_deinit_base(struct mail_user *user)
661998e2ccd772ad92a9d4a75cb712692a8c94b3Timo Sirainen{
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen if (user->_attr_dict != NULL) {
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen (void)dict_wait(user->_attr_dict);
2b9dbb270ad82e58d5f3581436e6f143176d5819Timo Sirainen dict_deinit(&user->_attr_dict);
900bb5e316d030cdebff7ee128ce65881dfb27f7Timo Sirainen }
900bb5e316d030cdebff7ee128ce65881dfb27f7Timo Sirainen mail_namespaces_deinit(&user->namespaces);
900bb5e316d030cdebff7ee128ce65881dfb27f7Timo Sirainen if (user->mountpoints != NULL)
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen mountpoint_list_deinit(&user->mountpoints);
661998e2ccd772ad92a9d4a75cb712692a8c94b3Timo Sirainen}
d4002fe1f64d25a792f76fb102ef7dc519cd4e24Martti Rannanjärvi
661998e2ccd772ad92a9d4a75cb712692a8c94b3Timo Sirainenstruct mail_user *mail_user_alloc(const char *username,
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen const struct setting_parser_info *set_info,
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen const struct mail_user_settings *set)
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen{
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen struct mail_user *user;
661998e2ccd772ad92a9d4a75cb712692a8c94b3Timo Sirainen const char *error;
d4002fe1f64d25a792f76fb102ef7dc519cd4e24Martti Rannanjärvi pool_t pool;
661998e2ccd772ad92a9d4a75cb712692a8c94b3Timo Sirainen
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen i_assert(username != NULL);
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen i_assert(*username != '\0');
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen pool = pool_alloconly_create("mail user", 16*1024);
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen user = p_new(pool, struct mail_user, 1);
897368f75a68f97e172ba76540759a10c557f1c3Timo Sirainen user->pool = pool;
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen user->refcount = 1;
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen user->username = p_strdup(pool, username);
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen user->set_info = set_info;
50c617761ee9653bd44646a95178773a3686d62eTimo Sirainen user->unexpanded_set = settings_dup(set_info, set, pool);
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen user->set = settings_dup(set_info, set, pool);
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen user->service = master_service_get_name(master_service);
900bb5e316d030cdebff7ee128ce65881dfb27f7Timo Sirainen user->default_normalizer = uni_utf8_to_decomposed_titlecase;
900bb5e316d030cdebff7ee128ce65881dfb27f7Timo Sirainen
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen /* check settings so that the duplicated structure will again
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen contain the parsed fields */
01937f71b3ae0d5b30b813372f44a3e7e86c89dcTimo Sirainen if (!settings_check(set_info, pool, user->set, &error))
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen i_panic("Settings check unexpectedly failed: %s", error);
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen user->v.deinit = mail_user_deinit_base;
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen p_array_init(&user->module_contexts, user->pool, 5);
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen return user;
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen}
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainenstatic void
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainenmail_user_expand_plugins_envs(struct mail_user *user)
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen{
1f1ee8db68d9ae1604350801cd8dc33ebe29fe8aTimo Sirainen const char **envs, *home;
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen string_t *str;
900bb5e316d030cdebff7ee128ce65881dfb27f7Timo Sirainen unsigned int i, count;
900bb5e316d030cdebff7ee128ce65881dfb27f7Timo Sirainen
900bb5e316d030cdebff7ee128ce65881dfb27f7Timo Sirainen if (!array_is_created(&user->set->plugin_envs))
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen return;
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen str = t_str_new(256);
897368f75a68f97e172ba76540759a10c557f1c3Timo Sirainen envs = array_get_modifiable(&user->set->plugin_envs, &count);
897368f75a68f97e172ba76540759a10c557f1c3Timo Sirainen i_assert((count % 2) == 0);
1460ef7a18c53216ddb4a94bb62fba96076aae8eTimo Sirainen for (i = 0; i < count; i += 2) {
897368f75a68f97e172ba76540759a10c557f1c3Timo Sirainen if (user->_home == NULL &&
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen var_has_key(envs[i+1], 'h', "home") &&
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen mail_user_get_home(user, &home) <= 0) {
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen user->error = p_strdup_printf(user->pool,
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen "userdb didn't return a home directory, "
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen "but plugin setting %s used it (%%h): %s",
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen envs[i], envs[i+1]);
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen return;
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen }
e2d268e9531227ead6a98466ecf3c046c857ef70Timo Sirainen str_truncate(str, 0);
103b44c67f38862d1e72c9bfdf11f067b4670675Timo Sirainen var_expand(str, envs[i+1], mail_user_var_expand_table(user));
103b44c67f38862d1e72c9bfdf11f067b4670675Timo Sirainen envs[i+1] = p_strdup(user->pool, str_c(str));
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen }
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen}
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainenint mail_user_init(struct mail_user *user, const char **error_r)
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen{
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen const struct mail_storage_settings *mail_set;
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen const char *home, *key, *value;
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen bool need_home_dir;
c51390c3ae6e373e7b4a052a94e8e4065b98321cAki Tuomi
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen need_home_dir = user->_home == NULL &&
acfeae4e2b5c2acdab88a1377ff6cd4a9b5f0a3aTimo Sirainen settings_vars_have_key(user->set_info, user->set,
acfeae4e2b5c2acdab88a1377ff6cd4a9b5f0a3aTimo Sirainen 'h', "home", &key, &value);
acfeae4e2b5c2acdab88a1377ff6cd4a9b5f0a3aTimo Sirainen
acfeae4e2b5c2acdab88a1377ff6cd4a9b5f0a3aTimo Sirainen /* expand mail_home setting before calling mail_user_get_home() */
acfeae4e2b5c2acdab88a1377ff6cd4a9b5f0a3aTimo Sirainen settings_var_expand(user->set_info, user->set,
897368f75a68f97e172ba76540759a10c557f1c3Timo Sirainen user->pool, mail_user_var_expand_table(user));
897368f75a68f97e172ba76540759a10c557f1c3Timo Sirainen
1460ef7a18c53216ddb4a94bb62fba96076aae8eTimo Sirainen if (need_home_dir && mail_user_get_home(user, &home) <= 0) {
897368f75a68f97e172ba76540759a10c557f1c3Timo Sirainen user->error = p_strdup_printf(user->pool,
01937f71b3ae0d5b30b813372f44a3e7e86c89dcTimo Sirainen "userdb didn't return a home directory, "
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen "but %s used it (%%h): %s", key, value);
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen }
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen mail_user_expand_plugins_envs(user);
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen /* autocreated users for shared mailboxes need to be fully initialized
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen if they don't exist, since they're going to be used anyway */
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen if (user->error == NULL || user->nonexistent) {
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen mail_set = mail_user_set_get_storage_set(user);
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen user->mail_debug = mail_set->mail_debug;
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen user->initialized = TRUE;
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen hook_mail_user_created(user);
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen }
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen if (user->error != NULL) {
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen *error_r = t_strdup(user->error);
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen return -1;
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen }
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen return 0;
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen}
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainenvoid mail_user_ref(struct mail_user *user)
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen{
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen i_assert(user->refcount > 0);
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen user->refcount++;
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen}
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainenvoid mail_user_unref(struct mail_user **_user)
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen{
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen struct mail_user *user = *_user;
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen i_assert(user->refcount > 0);
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen *_user = NULL;
c6ce2e251ac75fa650c7fbfa52150eae69386293Martti Rannanjärvi if (user->refcount > 1) {
c6ce2e251ac75fa650c7fbfa52150eae69386293Martti Rannanjärvi user->refcount--;
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen return;
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen }
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen
a341c4cdbd4b93ba479f465ad3f569dc82f57312Timo Sirainen /* call deinit() with refcount=1, otherwise we may assert-crash in
013e3b3942e9550fde619a0b3ce6bdd04edc4268Timo Sirainen mail_user_ref() that is called by some deinit() handler. */
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen user->v.deinit(user);
9293bf90039454f47e94e4ba3722a775cfa7d25cTimo Sirainen i_assert(user->refcount == 1);
b66d803de86bfb411165b3465b0d9ef64ecfe2a1Timo Sirainen pool_unref(&user->pool);
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen}
6c2e7ad9c45936aa07cbc9daadf168c362f34a77Timo Sirainen
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainenstruct mail_user *mail_user_find(struct mail_user *user, const char *name)
c6ce2e251ac75fa650c7fbfa52150eae69386293Martti Rannanjärvi{
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen struct mail_namespace *ns;
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainen
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen for (ns = user->namespaces; ns != NULL; ns = ns->next) {
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainen if (ns->owner != NULL && strcmp(ns->owner->username, name) == 0)
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen return ns->owner;
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen }
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen return NULL;
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen}
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen
ab9a91eb05a54f7675e0bf861aca53f417e1980dTimo Sirainenvoid mail_user_set_vars(struct mail_user *user, const char *service,
ab9a91eb05a54f7675e0bf861aca53f417e1980dTimo Sirainen const struct ip_addr *local_ip,
ab9a91eb05a54f7675e0bf861aca53f417e1980dTimo Sirainen const struct ip_addr *remote_ip)
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen{
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen i_assert(service != NULL);
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainen user->service = p_strdup(user->pool, service);
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainen if (local_ip != NULL && local_ip->family != 0) {
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen user->local_ip = p_new(user->pool, struct ip_addr, 1);
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen *user->local_ip = *local_ip;
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen }
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen if (remote_ip != NULL && remote_ip->family != 0) {
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen user->remote_ip = p_new(user->pool, struct ip_addr, 1);
c6ce2e251ac75fa650c7fbfa52150eae69386293Martti Rannanjärvi *user->remote_ip = *remote_ip;
c6ce2e251ac75fa650c7fbfa52150eae69386293Martti Rannanjärvi }
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainen}
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen
eb0816090cf5a549280ad783b9aa6fec199d36baTimo Sirainenconst struct var_expand_table *
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainenmail_user_var_expand_table(struct mail_user *user)
c6ce2e251ac75fa650c7fbfa52150eae69386293Martti Rannanjärvi{
c04f9a724a7b3cc649485a61b0a540868d25d71bTimo Sirainen static struct var_expand_table static_tab[] = {
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen { 'u', NULL, "user" },
4d2211dac61c615c5bdfd501ea54d46c89d41b0fTimo Sirainen { 'n', NULL, "username" },
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainen { 'd', NULL, "domain" },
96308127e006bb3b1108093bcf4cc1fd9481cb7aTimo Sirainen { 's', NULL, "service" },
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen { 'h', NULL, "home" },
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainen { 'l', NULL, "lip" },
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainen { 'r', NULL, "rip" },
9f19a50d5966643c4d1c5ca06868ac2ad31bc4d5Timo Sirainen { 'p', NULL, "pid" },
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen { 'i', NULL, "uid" },
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen { '\0', NULL, "gid" },
efe78d3ba24fc866af1c79b9223dc0809ba26cadStephan Bosch { '\0', NULL, NULL }
6d931bbce16786df431e9ae8201a78a95084316dTimo Sirainen };
6d931bbce16786df431e9ae8201a78a95084316dTimo Sirainen struct var_expand_table *tab;
96308127e006bb3b1108093bcf4cc1fd9481cb7aTimo Sirainen
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainen /* use a cached table, unless home directory has been set afterwards */
4d2211dac61c615c5bdfd501ea54d46c89d41b0fTimo Sirainen if (user->var_expand_table != NULL &&
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen user->var_expand_table[4].value == user->_home)
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen return user->var_expand_table;
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen tab = p_malloc(user->pool, sizeof(static_tab));
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainen memcpy(tab, static_tab, sizeof(static_tab));
61b0637759146621cbb7edcbd0b03a71cfd66dfeTimo Sirainen
61b0637759146621cbb7edcbd0b03a71cfd66dfeTimo Sirainen tab[0].value = user->username;
61b0637759146621cbb7edcbd0b03a71cfd66dfeTimo Sirainen tab[1].value = p_strdup(user->pool, t_strcut(user->username, '@'));
9f19a50d5966643c4d1c5ca06868ac2ad31bc4d5Timo Sirainen tab[2].value = strchr(user->username, '@');
9f19a50d5966643c4d1c5ca06868ac2ad31bc4d5Timo Sirainen if (tab[2].value != NULL) tab[2].value++;
741d705983e10046f07ef372b760bcdd169b068aTimo Sirainen tab[3].value = user->service;
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen tab[4].value = user->_home; /* don't look it up unless we need it */
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen tab[5].value = user->local_ip == NULL ? NULL :
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainen p_strdup(user->pool, net_ip2addr(user->local_ip));
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen tab[6].value = user->remote_ip == NULL ? NULL :
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainen p_strdup(user->pool, net_ip2addr(user->remote_ip));
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen tab[7].value = my_pid;
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen tab[8].value = p_strdup(user->pool, dec2str(user->uid));
5da1aa5197a43d83f0fb3eeb83125c7cd73d1b62Timo Sirainen tab[9].value = p_strdup(user->pool, dec2str(user->gid));
d6badc27cd6e8d3398877b6766cb0aaeef3a7800Timo Sirainen
0cb2e8eb55e70f8ebe1e8349bdf49e4cbe5d8834Timo Sirainen user->var_expand_table = tab;
return user->var_expand_table;
}
void mail_user_set_home(struct mail_user *user, const char *home)
{
user->_home = p_strdup(user->pool, home);
user->home_looked_up = TRUE;
}
void mail_user_add_namespace(struct mail_user *user,
struct mail_namespace **namespaces)
{
struct mail_namespace **tmp, *next, *ns = *namespaces;
for (; ns != NULL; ns = next) {
next = ns->next;
tmp = &user->namespaces;
for (; *tmp != NULL; tmp = &(*tmp)->next) {
if (strlen(ns->prefix) < strlen((*tmp)->prefix))
break;
}
ns->next = *tmp;
*tmp = ns;
}
*namespaces = user->namespaces;
}
void mail_user_drop_useless_namespaces(struct mail_user *user)
{
struct mail_namespace *ns, *next;
/* drop all autocreated unusable (typically shared) namespaces.
don't drop the autocreated prefix="" namespace that we explicitly
created for being the fallback namespace. */
for (ns = user->namespaces; ns != NULL; ns = next) {
next = ns->next;
if ((ns->flags & NAMESPACE_FLAG_USABLE) == 0 &&
(ns->flags & NAMESPACE_FLAG_AUTOCREATED) != 0 &&
ns->prefix_len > 0)
mail_namespace_destroy(ns);
}
}
const char *mail_user_home_expand(struct mail_user *user, const char *path)
{
(void)mail_user_try_home_expand(user, &path);
return path;
}
static int mail_user_userdb_lookup_home(struct mail_user *user)
{
struct auth_user_info info;
struct auth_user_reply reply;
pool_t userdb_pool;
const char *username, *const *fields;
int ret;
i_assert(!user->home_looked_up);
memset(&info, 0, sizeof(info));
info.service = user->service;
if (user->local_ip != NULL)
info.local_ip = *user->local_ip;
if (user->remote_ip != NULL)
info.remote_ip = *user->remote_ip;
userdb_pool = pool_alloconly_create("userdb lookup", 2048);
ret = auth_master_user_lookup(mail_user_auth_master_conn,
user->username, &info, userdb_pool,
&username, &fields);
if (ret > 0) {
auth_user_fields_parse(fields, userdb_pool, &reply);
user->_home = p_strdup(user->pool, reply.home);
}
pool_unref(&userdb_pool);
return ret;
}
int mail_user_get_home(struct mail_user *user, const char **home_r)
{
int ret;
if (user->home_looked_up) {
*home_r = user->_home;
return user->_home != NULL ? 1 : 0;
}
if (mail_user_auth_master_conn == NULL) {
/* no userdb connection. we can only use mail_home setting. */
user->_home = user->set->mail_home;
} else if ((ret = mail_user_userdb_lookup_home(user)) < 0) {
/* userdb lookup failed */
return -1;
} else if (ret == 0) {
/* user doesn't exist */
user->nonexistent = TRUE;
} else if (user->_home == NULL && *user->set->mail_home != '\0') {
/* no home returned by userdb lookup, fallback to mail_home
setting. */
user->_home = user->set->mail_home;
}
user->home_looked_up = TRUE;
*home_r = user->_home;
return user->_home != NULL ? 1 : 0;
}
bool mail_user_is_plugin_loaded(struct mail_user *user, struct module *module)
{
const char *const *plugins;
bool ret;
T_BEGIN {
plugins = t_strsplit_spaces(user->set->mail_plugins, ", ");
ret = str_array_find(plugins, module_get_plugin_name(module));
} T_END;
return ret;
}
const char *mail_user_plugin_getenv(struct mail_user *user, const char *name)
{
return mail_user_set_plugin_getenv(user->set, name);
}
const char *mail_user_set_plugin_getenv(const struct mail_user_settings *set,
const char *name)
{
const char *const *envs;
unsigned int i, count;
if (!array_is_created(&set->plugin_envs))
return NULL;
envs = array_get(&set->plugin_envs, &count);
for (i = 0; i < count; i += 2) {
if (strcmp(envs[i], name) == 0)
return envs[i+1];
}
return NULL;
}
int mail_user_try_home_expand(struct mail_user *user, const char **pathp)
{
const char *home, *path = *pathp;
if (*path != '~') {
/* no need to expand home */
return 0;
}
if (mail_user_get_home(user, &home) <= 0)
return -1;
path = home_expand_tilde(path, home);
if (path == NULL)
return -1;
*pathp = path;
return 0;
}
void mail_user_set_get_temp_prefix(string_t *dest,
const struct mail_user_settings *set)
{
str_append(dest, set->mail_temp_dir);
str_append(dest, "/dovecot.");
str_append(dest, master_service_get_name(master_service));
str_append_c(dest, '.');
}
const char *mail_user_get_anvil_userip_ident(struct mail_user *user)
{
if (user->remote_ip == NULL)
return NULL;
return t_strconcat(net_ip2addr(user->remote_ip), "/",
str_tabescape(user->username), NULL);
}
bool mail_user_is_path_mounted(struct mail_user *user, const char *path,
const char **error_r)
{
struct mountpoint_list_rec *rec;
const char *mounts_path;
*error_r = NULL;
if (user->mountpoints == NULL) {
mounts_path = t_strdup_printf("%s/"MOUNTPOINT_LIST_FNAME,
user->set->base_dir);
user->mountpoints = mountpoint_list_init_readonly(mounts_path);
} else {
(void)mountpoint_list_refresh(user->mountpoints);
}
rec = mountpoint_list_find(user->mountpoints, path);
if (rec == NULL || strcmp(rec->state, MOUNTPOINT_STATE_IGNORE) == 0) {
/* we don't have any knowledge of this path's mountpoint.
assume it's fine. */
return TRUE;
}
/* record exists for this mountpoint. see if it's mounted */
if (mountpoint_list_update_mounted(user->mountpoints) == 0 &&
!rec->mounted) {
*error_r = t_strdup_printf("Mountpoint %s isn't mounted. "
"Mount it or remove it with doveadm mount remove",
rec->mount_path);
return FALSE;
}
return TRUE;
}
static void
mail_user_try_load_class_plugin(struct mail_user *user, const char *name)
{
struct module_dir_load_settings mod_set;
struct module *module;
unsigned int name_len = strlen(name);
memset(&mod_set, 0, sizeof(mod_set));
mod_set.abi_version = DOVECOT_ABI_VERSION;
mod_set.binary_name = master_service_get_name(master_service);
mod_set.setting_name = "<built-in storage lookup>";
mod_set.require_init_funcs = TRUE;
mod_set.debug = user->mail_debug;
mail_storage_service_modules =
module_dir_load_missing(mail_storage_service_modules,
user->set->mail_plugin_dir,
name, &mod_set);
/* initialize the module (and only this module!) immediately so that
the class gets registered */
for (module = mail_storage_service_modules; module != NULL; module = module->next) {
if (strncmp(module->name, name, name_len) == 0 &&
strcmp(module->name + name_len, "_plugin") == 0) {
if (!module->initialized) {
module->initialized = TRUE;
module->init(module);
}
break;
}
}
}
struct mail_storage *
mail_user_get_storage_class(struct mail_user *user, const char *name)
{
struct mail_storage *storage;
storage = mail_storage_find_class(name);
if (storage == NULL || storage->v.alloc != NULL)
return storage;
/* it's implemented by a plugin. load it and check again. */
mail_user_try_load_class_plugin(user, name);
storage = mail_storage_find_class(name);
if (storage != NULL && storage->v.alloc == NULL) {
i_error("Storage driver '%s' exists as a stub, "
"but its plugin couldn't be loaded", name);
return NULL;
}
return storage;
}