mail-storage-service.h revision 38f227941bcf673e0e523c1ac7267bca9cbcd2c4
#ifndef MAIL_STORAGE_SERVICE_H
#define MAIL_STORAGE_SERVICE_H
#include "network.h"
struct master_service;
struct mail_user;
struct setting_parser_context;
struct setting_parser_info;
struct mail_storage_service_user;
enum mail_storage_service_flags {
/* Fail if we don't drop root privileges */
MAIL_STORAGE_SERVICE_FLAG_DISALLOW_ROOT = 0x01,
/* Lookup user from userdb */
MAIL_STORAGE_SERVICE_FLAG_USERDB_LOOKUP = 0x02,
/* Force mail_debug=yes */
MAIL_STORAGE_SERVICE_FLAG_DEBUG = 0x04,
/* Keep the current process permissions */
MAIL_STORAGE_SERVICE_FLAG_NO_RESTRICT_ACCESS = 0x08,
/* Don't chdir() to user's home */
MAIL_STORAGE_SERVICE_FLAG_NO_CHDIR = 0x10,
/* Drop privileges only temporarily (keep running as setuid-root) */
MAIL_STORAGE_SERVICE_FLAG_TEMP_PRIV_DROP = 0x20,
/* Enable core dumps even when dropping privileges temporarily */
MAIL_STORAGE_SERVICE_FLAG_ENABLE_CORE_DUMPS = 0x40,
/* Don't initialize logging or change log prefixes */
MAIL_STORAGE_SERVICE_FLAG_NO_LOG_INIT = 0x80,
/* Don't load plugins in _service_lookup() */
MAIL_STORAGE_SERVICE_FLAG_NO_PLUGINS = 0x100,
/* Don't close auth connections because of idling. */
MAIL_STORAGE_SERVICE_FLAG_NO_IDLE_TIMEOUT = 0x200
};
struct mail_storage_service_input {
const char *module;
const char *service;
const char *username;
struct ip_addr local_ip, remote_ip;
const char *const *userdb_fields;
};
extern struct module *mail_storage_service_modules;
struct mail_storage_service_ctx *
mail_storage_service_init(struct master_service *service,
const struct setting_parser_info *set_roots[],
enum mail_storage_service_flags flags);
struct auth_master_connection *
mail_storage_service_get_auth_conn(struct mail_storage_service_ctx *ctx);
int mail_storage_service_read_settings(struct mail_storage_service_ctx *ctx,
const struct mail_storage_service_input *input,
pool_t pool,
const struct setting_parser_info **user_info_r,
const struct setting_parser_context **parser_r,
const char **error_r);
/* Read settings and initialize context to use them. Do nothing if service is
already initialized. This is mainly necessary when calling _get_auth_conn()
or _all_init(). */
void mail_storage_service_init_settings(struct mail_storage_service_ctx *ctx,
const struct mail_storage_service_input *input);
/* Returns 1 if ok, 0 if user wasn't found, -1 if error. */
int mail_storage_service_lookup(struct mail_storage_service_ctx *ctx,
const struct mail_storage_service_input *input,
struct mail_storage_service_user **user_r,
const char **error_r);
int mail_storage_service_next(struct mail_storage_service_ctx *ctx,
struct mail_storage_service_user *user,
struct mail_user **mail_user_r,
const char **error_r);
void mail_storage_service_restrict_setenv(struct mail_storage_service_ctx *ctx,
struct mail_storage_service_user *user);
/* Combine lookup() and next() into one call. */
int mail_storage_service_lookup_next(struct mail_storage_service_ctx *ctx,
const struct mail_storage_service_input *input,
struct mail_storage_service_user **user_r,
struct mail_user **mail_user_r,
const char **error_r);
void mail_storage_service_user_free(struct mail_storage_service_user **user);
/* Initialize iterating through all users. Return the number of users. */
unsigned int
mail_storage_service_all_init(struct mail_storage_service_ctx *ctx);
/* Iterate through all usernames. Returns 1 if username was returned, 0 if
there are no more users, -1 if error. */
int mail_storage_service_all_next(struct mail_storage_service_ctx *ctx,
const char **username_r);
void mail_storage_service_deinit(struct mail_storage_service_ctx **ctx);
/* Return the settings pointed to by set_root parameter in _init().
The settings contain all the changes done by userdb lookups. */
void **mail_storage_service_user_get_set(struct mail_storage_service_user *user);
const struct mail_storage_service_input *
mail_storage_service_user_get_input(struct mail_storage_service_user *user);
struct setting_parser_context *
mail_storage_service_user_get_settings_parser(struct mail_storage_service_user *user);
/* Return the settings pointed to by set_root parameter in _init() */
void *mail_storage_service_get_settings(struct master_service *service);
#endif