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/* Copyright (c) 2009-2018 Dovecot authors, see the included COPYING file */
#include "lib.h"
#include "buffer.h"
#include "var-expand.h"
#include "settings-parser.h"
#include "service-settings.h"
#include "master-service.h"
#include "master-service-settings.h"
#include "lda-settings.h"
#include "lmtp-settings.h"
#include "mail-storage-settings.h"
#include <stddef.h>
#include <unistd.h>
static bool lmtp_settings_check(void *_set, pool_t pool, const char **error_r);
/* <settings checks> */
static struct file_listener_settings lmtp_unix_listeners_array[] = {
{ "lmtp", 0666, "", "" }
};
static struct file_listener_settings *lmtp_unix_listeners[] = {
&lmtp_unix_listeners_array[0]
};
static buffer_t lmtp_unix_listeners_buf = {
{ { lmtp_unix_listeners, sizeof(lmtp_unix_listeners) } }
};
/* </settings checks> */
struct service_settings lmtp_service_settings = {
.name = "lmtp",
.protocol = "lmtp",
.type = "",
.executable = "lmtp",
.user = "",
.group = "",
.privileged_group = "",
.extra_groups = "$default_internal_group",
.chroot = "",
.drop_priv_before_exec = FALSE,
.process_min_avail = 0,
.process_limit = 0,
.client_limit = 1,
.service_count = 0,
.idle_kill = 0,
.vsz_limit = UOFF_T_MAX,
.unix_listeners = { { &lmtp_unix_listeners_buf,
sizeof(lmtp_unix_listeners[0]) } },
.fifo_listeners = ARRAY_INIT,
.inet_listeners = ARRAY_INIT
};
#undef DEF
#define DEF(type, name) \
SETTING_DEFINE_STRUCT_##type(#name, name, struct lmtp_settings)
static const struct setting_define lmtp_setting_defines[] = {
DEF(BOOL, lmtp_proxy),
DEF(BOOL, lmtp_save_to_detail_mailbox),
DEF(BOOL, lmtp_rcpt_check_quota),
DEF(BOOL, lmtp_add_received_header),
DEF(BOOL, lmtp_verbose_replies),
DEF(UINT, lmtp_user_concurrency_limit),
DEF(ENUM, lmtp_hdr_delivery_address),
DEF(STR_VARS, lmtp_rawlog_dir),
DEF(STR_VARS, lmtp_proxy_rawlog_dir),
DEF(STR, lmtp_client_workarounds),
DEF(STR_VARS, login_greeting),
DEF(STR, login_trusted_networks),
DEF(STR, mail_plugins),
DEF(STR, mail_plugin_dir),
SETTING_DEFINE_LIST_END
};
static const struct lmtp_settings lmtp_default_settings = {
.lmtp_proxy = FALSE,
.lmtp_save_to_detail_mailbox = FALSE,
.lmtp_rcpt_check_quota = FALSE,
.lmtp_add_received_header = TRUE,
.lmtp_verbose_replies = FALSE,
.lmtp_user_concurrency_limit = 0,
.lmtp_hdr_delivery_address = "final:none:original",
.lmtp_rawlog_dir = "",
.lmtp_proxy_rawlog_dir = "",
.lmtp_client_workarounds = "",
.login_greeting = PACKAGE_NAME" ready.",
.login_trusted_networks = "",
.mail_plugins = "",
.mail_plugin_dir = MODULEDIR,
};
static const struct setting_parser_info *lmtp_setting_dependencies[] = {
&lda_setting_parser_info,
NULL
};
const struct setting_parser_info lmtp_setting_parser_info = {
.module_name = "lmtp",
.defines = lmtp_setting_defines,
.defaults = &lmtp_default_settings,
.type_offset = SIZE_MAX,
.struct_size = sizeof(struct lmtp_settings),
.parent_offset = SIZE_MAX,
.check_func = lmtp_settings_check,
.dependencies = lmtp_setting_dependencies
};
/* <settings checks> */
struct lmtp_client_workaround_list {
const char *name;
enum lmtp_client_workarounds num;
};
static const struct lmtp_client_workaround_list
lmtp_client_workaround_list[] = {
{ "whitespace-before-path", LMTP_WORKAROUND_WHITESPACE_BEFORE_PATH },
{ "mailbox-for-path", LMTP_WORKAROUND_MAILBOX_FOR_PATH },
{ NULL, 0 }
};
static int
lmtp_settings_parse_workarounds(struct lmtp_settings *set,
const char **error_r)
{
enum lmtp_client_workarounds client_workarounds = 0;
const struct lmtp_client_workaround_list *list;
const char *const *str;
str = t_strsplit_spaces(set->lmtp_client_workarounds, " ,");
for (; *str != NULL; str++) {
list = lmtp_client_workaround_list;
for (; list->name != NULL; list++) {
if (strcasecmp(*str, list->name) == 0) {
client_workarounds |= list->num;
break;
}
}
if (list->name == NULL) {
*error_r = t_strdup_printf(
"lmtp_client_workarounds: "
"Unknown workaround: %s", *str);
return -1;
}
}
set->parsed_workarounds = client_workarounds;
return 0;
}
static bool lmtp_settings_check(void *_set, pool_t pool ATTR_UNUSED,
const char **error_r)
{
struct lmtp_settings *set = _set;
if (lmtp_settings_parse_workarounds(set, error_r) < 0)
return FALSE;
if (strcmp(set->lmtp_hdr_delivery_address, "none") == 0) {
set->parsed_lmtp_hdr_delivery_address =
LMTP_HDR_DELIVERY_ADDRESS_NONE;
} else if (strcmp(set->lmtp_hdr_delivery_address, "final") == 0) {
set->parsed_lmtp_hdr_delivery_address =
LMTP_HDR_DELIVERY_ADDRESS_FINAL;
} else if (strcmp(set->lmtp_hdr_delivery_address, "original") == 0) {
set->parsed_lmtp_hdr_delivery_address =
LMTP_HDR_DELIVERY_ADDRESS_ORIGINAL;
} else {
*error_r = t_strdup_printf("Unknown lmtp_hdr_delivery_address: %s",
set->lmtp_hdr_delivery_address);
return FALSE;
}
return TRUE;
}
/* </settings checks> */
void lmtp_settings_dup(const struct setting_parser_context *set_parser,
pool_t pool,
struct mail_user_settings **user_set_r,
struct lmtp_settings **lmtp_set_r,
struct lda_settings **lda_set_r)
{
const char *error;
void **sets;
sets = master_service_settings_parser_get_others(master_service,
set_parser);
*user_set_r = settings_dup(&mail_user_setting_parser_info, sets[0], pool);
*lda_set_r = settings_dup(&lda_setting_parser_info, sets[2], pool);
*lmtp_set_r = settings_dup(&lmtp_setting_parser_info, sets[3], pool);
if (!lmtp_settings_check(*lmtp_set_r, pool, &error))
i_unreached();
}
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