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/* Copyright (c) 2011-2018 Dovecot authors, see the included COPYING file */
#include "lib.h"
#include "settings-parser.h"
#include "mail-storage-settings.h"
#include "imapc-settings.h"
#include <stddef.h>
#undef DEF
#define DEF(type, name) \
SETTING_DEFINE_STRUCT_##type(#name, name, struct imapc_settings)
static bool imapc_settings_check(void *_set, pool_t pool, const char **error_r);
static const struct setting_define imapc_setting_defines[] = {
DEF(STR, imapc_host),
DEF(IN_PORT, imapc_port),
DEF(STR_VARS, imapc_user),
DEF(STR_VARS, imapc_master_user),
DEF(STR, imapc_password),
DEF(STR, imapc_sasl_mechanisms),
DEF(ENUM, imapc_ssl),
DEF(BOOL, imapc_ssl_verify),
DEF(STR, imapc_features),
DEF(STR, imapc_rawlog_dir),
DEF(STR, imapc_list_prefix),
DEF(TIME, imapc_cmd_timeout),
DEF(TIME, imapc_max_idle_time),
DEF(UINT, imapc_connection_retry_count),
DEF(TIME_MSECS, imapc_connection_retry_interval),
DEF(SIZE, imapc_max_line_length),
DEF(STR, pop3_deleted_flag),
SETTING_DEFINE_LIST_END
};
static const struct imapc_settings imapc_default_settings = {
.imapc_host = "",
.imapc_port = 143,
.imapc_user = "",
.imapc_master_user = "",
.imapc_password = "",
.imapc_sasl_mechanisms = "",
.imapc_ssl = "no:imaps:starttls",
.imapc_ssl_verify = TRUE,
.imapc_features = "",
.imapc_rawlog_dir = "",
.imapc_list_prefix = "",
.imapc_cmd_timeout = 5*60,
.imapc_max_idle_time = 60*29,
.imapc_connection_retry_count = 1,
.imapc_connection_retry_interval = 1000,
.imapc_max_line_length = 0,
.pop3_deleted_flag = ""
};
static const struct setting_parser_info imapc_setting_parser_info = {
.module_name = "imapc",
.defines = imapc_setting_defines,
.defaults = &imapc_default_settings,
.type_offset = SIZE_MAX,
.struct_size = sizeof(struct imapc_settings),
.parent_offset = SIZE_MAX,
.parent = &mail_user_setting_parser_info,
.check_func = imapc_settings_check
};
const struct setting_parser_info *imapc_get_setting_parser_info(void)
{
return &imapc_setting_parser_info;
}
/* <settings checks> */
struct imapc_feature_list {
const char *name;
enum imapc_features num;
};
static const struct imapc_feature_list imapc_feature_list[] = {
{ "rfc822.size", IMAPC_FEATURE_RFC822_SIZE },
{ "guid-forced", IMAPC_FEATURE_GUID_FORCED },
{ "fetch-headers", IMAPC_FEATURE_FETCH_HEADERS },
{ "gmail-migration", IMAPC_FEATURE_GMAIL_MIGRATION },
{ "search", IMAPC_FEATURE_SEARCH },
{ "zimbra-workarounds", IMAPC_FEATURE_ZIMBRA_WORKAROUNDS },
{ "no-examine", IMAPC_FEATURE_NO_EXAMINE },
{ "proxyauth", IMAPC_FEATURE_PROXYAUTH },
{ "fetch-msn-workarounds", IMAPC_FEATURE_FETCH_MSN_WORKAROUNDS },
{ "fetch-fix-broken-mails", IMAPC_FEATURE_FETCH_FIX_BROKEN_MAILS },
{ "modseq", IMAPC_FEATURE_MODSEQ },
{ "delay-login", IMAPC_FEATURE_DELAY_LOGIN },
{ "fetch-bodystructure", IMAPC_FEATURE_FETCH_BODYSTRUCTURE },
{ "send-id", IMAPC_FEATURE_SEND_ID },
{ "fetch-empty-is-expunged", IMAPC_FEATURE_FETCH_EMPTY_IS_EXPUNGED },
{ "no-msn-updates", IMAPC_FEATURE_NO_MSN_UPDATES },
{ "acl", IMAPC_FEATURE_ACL },
{ NULL, 0 }
};
static int
imapc_settings_parse_throttle(struct imapc_settings *set,
const char *throttle_str, const char **error_r)
{
const char *const *tmp;
tmp = t_strsplit(throttle_str, ":");
if (str_array_length(tmp) != 3 ||
str_to_uint(tmp[0], &set->throttle_init_msecs) < 0 ||
str_to_uint(tmp[1], &set->throttle_max_msecs) < 0 ||
str_to_uint(tmp[2], &set->throttle_shrink_min_msecs) < 0) {
*error_r = "imapc_features: Invalid throttle settings";
return -1;
}
return 0;
}
static int
imapc_settings_parse_features(struct imapc_settings *set,
const char **error_r)
{
enum imapc_features features = 0;
const struct imapc_feature_list *list;
const char *const *str;
str = t_strsplit_spaces(set->imapc_features, " ,");
for (; *str != NULL; str++) {
list = imapc_feature_list;
for (; list->name != NULL; list++) {
if (strcasecmp(*str, list->name) == 0) {
features |= list->num;
break;
}
}
if (strncasecmp(*str, "throttle:", 9) == 0) {
if (imapc_settings_parse_throttle(set, *str + 9, error_r) < 0)
return -1;
continue;
}
if (list->name == NULL) {
*error_r = t_strdup_printf("imapc_features: "
"Unknown feature: %s", *str);
return -1;
}
}
set->parsed_features = features;
return 0;
}
static bool imapc_settings_check(void *_set, pool_t pool ATTR_UNUSED,
const char **error_r)
{
struct imapc_settings *set = _set;
if (set->imapc_max_idle_time == 0) {
*error_r = "imapc_max_idle_time must not be 0";
return FALSE;
}
if (imapc_settings_parse_features(set, error_r) < 0)
return FALSE;
return TRUE;
}
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