userdb.c revision 6d239203867965ad42f38747f0b84e7314d215d3
/* Copyright (C) 2002-2003 Timo Sirainen */
#include "common.h"
#include "auth-module.h"
#include "userdb.h"
#include <stdlib.h>
#ifdef AUTH_MODULES
static struct auth_module *userdb_module = NULL;
#endif
struct userdb_module *userdb;
void userdb_init(void)
{
const char *name, *args;
userdb = NULL;
name = getenv("USERDB");
if (name == NULL)
i_fatal("USERDB environment is unset");
args = strchr(name, ' ');
name = t_strcut(name, ' ');
#ifdef USERDB_PASSWD
if (strcasecmp(name, "passwd") == 0)
userdb = &userdb_passwd;
#endif
#ifdef USERDB_PASSWD_FILE
if (strcasecmp(name, "passwd-file") == 0)
userdb = &userdb_passwd_file;
#endif
#ifdef USERDB_STATIC
if (strcasecmp(name, "static") == 0)
userdb = &userdb_static;
#endif
#ifdef USERDB_VPOPMAIL
if (strcasecmp(name, "vpopmail") == 0)
userdb = &userdb_vpopmail;
#endif
#ifdef USERDB_LDAP
if (strcasecmp(name, "ldap") == 0)
userdb = &userdb_ldap;
#endif
#ifdef USERDB_PGSQL
if (strcasecmp(name, "pgsql") == 0)
userdb = &userdb_pgsql;
#endif
#ifdef AUTH_MODULES
userdb_module = userdb != NULL ? NULL : auth_module_open(name);
if (userdb_module != NULL) {
userdb = auth_module_sym(userdb_module,
t_strconcat("userdb_", name, NULL));
}
#endif
if (userdb == NULL)
i_fatal("Unknown userdb type '%s'", name);
/* initialize */
if (userdb->init != NULL)
userdb->init(args != NULL ? args+1 : "");
}
void userdb_deinit(void)
{
if (userdb != NULL && userdb->deinit != NULL)
userdb->deinit();
#ifdef AUTH_MODULES
if (userdb_module != NULL)
auth_module_close(userdb_module);
#endif
}