bcb4e51a409d94ae670de96afb8483a4f7855294Stephan Bosch/* Copyright (c) 2005-2018 Dovecot authors, see the included COPYING file */
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen#include "lib.h"
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainen#include "buffer.h"
1519df1d514ed508c9708e3d2a4daf89e9c937e0Stephan Bosch#include "hostpid.h"
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen#include "settings-parser.h"
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainen#include "service-settings.h"
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen#include "mail-storage-settings.h"
1519df1d514ed508c9708e3d2a4daf89e9c937e0Stephan Bosch#include "smtp-submit-settings.h"
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen#include "imap-settings.h"
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen#include <stddef.h>
b215a8a123623782554a83f3025ef4e771bd8f01Timo Sirainen#include <unistd.h>
b215a8a123623782554a83f3025ef4e771bd8f01Timo Sirainen
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainenstatic bool imap_settings_verify(void *_set, pool_t pool,
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen const char **error_r);
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainen/* <settings checks> */
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainenstatic struct file_listener_settings imap_unix_listeners_array[] = {
5ef28f68edef46f69961b19b7c1dcd8ec5a955e8Timo Sirainen { "login/imap", 0666, "", "" },
5ef28f68edef46f69961b19b7c1dcd8ec5a955e8Timo Sirainen { "imap-master", 0600, "", "" }
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainen};
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainenstatic struct file_listener_settings *imap_unix_listeners[] = {
5ef28f68edef46f69961b19b7c1dcd8ec5a955e8Timo Sirainen &imap_unix_listeners_array[0],
5ef28f68edef46f69961b19b7c1dcd8ec5a955e8Timo Sirainen &imap_unix_listeners_array[1]
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainen};
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainenstatic buffer_t imap_unix_listeners_buf = {
da7f1a07f583df8905684a7b78469960afd7c78dPhil Carmody imap_unix_listeners, sizeof(imap_unix_listeners), { NULL, }
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainen};
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainen/* </settings checks> */
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainen
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainenstruct service_settings imap_service_settings = {
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .name = "imap",
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .protocol = "imap",
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .type = "",
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .executable = "imap",
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .user = "",
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .group = "",
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .privileged_group = "",
d7952621661d9a9102393d27d061dad3d22083fdTimo Sirainen .extra_groups = "$default_internal_group",
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .chroot = "",
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .drop_priv_before_exec = FALSE,
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .process_min_avail = 0,
d09e4ee15faa7b6f1804b78f15d8778030401b4cTimo Sirainen .process_limit = 1024,
98348e3f27a2f59c2f02cd67974004b4cd595c8cTimo Sirainen .client_limit = 1,
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .service_count = 1,
93a7d1ee4b518b5c85f9721dc6539e4dab6aae00Timo Sirainen .idle_kill = 0,
f7f25f9e1a38678d0e97d2e609beac16285fac6bTimo Sirainen .vsz_limit = (uoff_t)-1,
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .unix_listeners = { { &imap_unix_listeners_buf,
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen sizeof(imap_unix_listeners[0]) } },
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .fifo_listeners = ARRAY_INIT,
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .inet_listeners = ARRAY_INIT
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainen};
9f0f2de10e4ea0c99052bf4b2bef8179f2536228Timo Sirainen
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen#undef DEF
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen#undef DEFLIST
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen#define DEF(type, name) \
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen { type, #name, offsetof(struct imap_settings, name), NULL }
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen#define DEFLIST(field, name, defines) \
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen { SET_DEFLIST, name, offsetof(struct imap_settings, field), defines }
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen
7744586e3e0fd60158abfbb03a233d3bd8d6c48bTimo Sirainenstatic const struct setting_define imap_setting_defines[] = {
4f7987384f306ea93b0258623a4cdd69601f2d0eTimo Sirainen DEF(SET_BOOL, verbose_proctitle),
c46d97e6a26a5bacb40a1d817407b94ae3860bddTimo Sirainen DEF(SET_STR_VARS, rawlog_dir),
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen
61618d4c58080570f689614fec204ae14e90cef2Timo Sirainen DEF(SET_SIZE, imap_max_line_length),
50e20db49f29917fe9adcf1b56b11badf28bd0e4Timo Sirainen DEF(SET_TIME, imap_idle_notify_interval),
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen DEF(SET_STR, imap_capability),
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen DEF(SET_STR, imap_client_workarounds),
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen DEF(SET_STR, imap_logout_format),
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen DEF(SET_STR, imap_id_send),
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen DEF(SET_STR, imap_id_log),
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen DEF(SET_ENUM, imap_fetch_failure),
02c75e04c6ff80726bb59e3ea34a7995ad1f6f7cTimo Sirainen DEF(SET_BOOL, imap_metadata),
d8aa10df6d1dae56d3aa485708a34d74e9e31e79Stephan Bosch DEF(SET_BOOL, imap_literal_minus),
5ef28f68edef46f69961b19b7c1dcd8ec5a955e8Timo Sirainen DEF(SET_TIME, imap_hibernate_timeout),
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen
f9511e684858bf5f6ac77ab12254b85b737beae8Stephan Bosch DEF(SET_STR, imap_urlauth_host),
009217abb57a24a4076092e8e4e165545747839eStephan Bosch DEF(SET_IN_PORT, imap_urlauth_port),
f9511e684858bf5f6ac77ab12254b85b737beae8Stephan Bosch
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen SETTING_DEFINE_LIST_END
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen};
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen
7744586e3e0fd60158abfbb03a233d3bd8d6c48bTimo Sirainenstatic const struct imap_settings imap_default_settings = {
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .verbose_proctitle = FALSE,
c46d97e6a26a5bacb40a1d817407b94ae3860bddTimo Sirainen .rawlog_dir = "",
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen /* RFC-2683 recommends at least 8000 bytes. Some clients however don't
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen break large message sets to multiple commands, so we're pretty
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen liberal by default. */
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .imap_max_line_length = 64*1024,
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .imap_idle_notify_interval = 2*60,
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .imap_capability = "",
01c7ba8366ceafdbc0752d93079bbe785bebc9e1Timo Sirainen .imap_client_workarounds = "",
556d69b89bf0afd1ba53acce4775097e494b6b8bMartti Rannanjärvi .imap_logout_format = "in=%i out=%o deleted=%{deleted} "
556d69b89bf0afd1ba53acce4775097e494b6b8bMartti Rannanjärvi "expunged=%{expunged} trashed=%{trashed} "
556d69b89bf0afd1ba53acce4775097e494b6b8bMartti Rannanjärvi "hdr_count=%{fetch_hdr_count} hdr_bytes=%{fetch_hdr_bytes} "
556d69b89bf0afd1ba53acce4775097e494b6b8bMartti Rannanjärvi "body_count=%{fetch_body_count} body_bytes=%{fetch_body_bytes}",
13eb655174f3857b38f4e3ac8658c82184715fd4Timo Sirainen .imap_id_send = "name *",
f9511e684858bf5f6ac77ab12254b85b737beae8Stephan Bosch .imap_id_log = "",
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen .imap_fetch_failure = "disconnect-immediately:disconnect-after:no-after",
02c75e04c6ff80726bb59e3ea34a7995ad1f6f7cTimo Sirainen .imap_metadata = FALSE,
d8aa10df6d1dae56d3aa485708a34d74e9e31e79Stephan Bosch .imap_literal_minus = FALSE,
5ef28f68edef46f69961b19b7c1dcd8ec5a955e8Timo Sirainen .imap_hibernate_timeout = 0,
f9511e684858bf5f6ac77ab12254b85b737beae8Stephan Bosch
f9511e684858bf5f6ac77ab12254b85b737beae8Stephan Bosch .imap_urlauth_host = "",
f9511e684858bf5f6ac77ab12254b85b737beae8Stephan Bosch .imap_urlauth_port = 143
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen};
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen
7744586e3e0fd60158abfbb03a233d3bd8d6c48bTimo Sirainenstatic const struct setting_parser_info *imap_setting_dependencies[] = {
e9e5e84ffb2ce2e606a24ce6d930580367562ff0Timo Sirainen &mail_user_setting_parser_info,
1519df1d514ed508c9708e3d2a4daf89e9c937e0Stephan Bosch &smtp_submit_setting_parser_info,
e9e5e84ffb2ce2e606a24ce6d930580367562ff0Timo Sirainen NULL
e9e5e84ffb2ce2e606a24ce6d930580367562ff0Timo Sirainen};
e9e5e84ffb2ce2e606a24ce6d930580367562ff0Timo Sirainen
7744586e3e0fd60158abfbb03a233d3bd8d6c48bTimo Sirainenconst struct setting_parser_info imap_setting_parser_info = {
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .module_name = "imap",
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .defines = imap_setting_defines,
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .defaults = &imap_default_settings,
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .type_offset = (size_t)-1,
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .struct_size = sizeof(struct imap_settings),
383d0e8c24451468d6bea17e4b55d74de744abe6Timo Sirainen
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .parent_offset = (size_t)-1,
383d0e8c24451468d6bea17e4b55d74de744abe6Timo Sirainen
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .check_func = imap_settings_verify,
7bafda1813454621e03615e83d55bccfa7cc56bdTimo Sirainen .dependencies = imap_setting_dependencies
a64adf62fa33f2463a86f990217b0c9078531a40Timo Sirainen};
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen/* <settings checks> */
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainenstruct imap_client_workaround_list {
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen const char *name;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen enum imap_client_workarounds num;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen};
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen
7744586e3e0fd60158abfbb03a233d3bd8d6c48bTimo Sirainenstatic const struct imap_client_workaround_list imap_client_workaround_list[] = {
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen { "delay-newmail", WORKAROUND_DELAY_NEWMAIL },
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen { "tb-extra-mailbox-sep", WORKAROUND_TB_EXTRA_MAILBOX_SEP },
1c3e6a4a7557f23f02abacbef9847dd4346f8553Timo Sirainen { "tb-lsub-flags", WORKAROUND_TB_LSUB_FLAGS },
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen { NULL, 0 }
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen};
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainenstatic int
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainenimap_settings_parse_workarounds(struct imap_settings *set,
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen const char **error_r)
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen{
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen enum imap_client_workarounds client_workarounds = 0;
7744586e3e0fd60158abfbb03a233d3bd8d6c48bTimo Sirainen const struct imap_client_workaround_list *list;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen const char *const *str;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen str = t_strsplit_spaces(set->imap_client_workarounds, " ,");
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen for (; *str != NULL; str++) {
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen list = imap_client_workaround_list;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen for (; list->name != NULL; list++) {
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen if (strcasecmp(*str, list->name) == 0) {
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen client_workarounds |= list->num;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen break;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen }
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen }
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen if (list->name == NULL) {
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen *error_r = t_strdup_printf("imap_client_workarounds: "
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen "Unknown workaround: %s", *str);
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen return -1;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen }
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen }
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen set->parsed_workarounds = client_workarounds;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen return 0;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen}
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainenstatic bool
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainenimap_settings_verify(void *_set, pool_t pool ATTR_UNUSED, const char **error_r)
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen{
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen struct imap_settings *set = _set;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen if (imap_settings_parse_workarounds(set, error_r) < 0)
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen return FALSE;
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen if (strcmp(set->imap_fetch_failure, "disconnect-immediately") == 0)
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen set->parsed_fetch_failure = IMAP_CLIENT_FETCH_FAILURE_DISCONNECT_IMMEDIATELY;
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen else if (strcmp(set->imap_fetch_failure, "disconnect-after") == 0)
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen set->parsed_fetch_failure = IMAP_CLIENT_FETCH_FAILURE_DISCONNECT_AFTER;
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen else if (strcmp(set->imap_fetch_failure, "no-after") == 0)
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen set->parsed_fetch_failure = IMAP_CLIENT_FETCH_FAILURE_NO_AFTER;
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen else {
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen *error_r = t_strdup_printf("Unknown imap_fetch_failure: %s",
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen set->imap_fetch_failure);
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen return FALSE;
704a96fa677763eef7ae62466e14e83a2f535427Timo Sirainen }
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen return TRUE;
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen}
a8284e999d091cd29210fa75ecdc8076376a7345Timo Sirainen/* </settings checks> */