static kadm5_ret_t
find_db_spec(kadm5_server_context *ctx)
{
krb5_context context = ctx->context;
struct hdb_dbinfo *info, *d;
krb5_error_code ret;
if (ctx->config.realm) {
/* fetch the databases */
ret = hdb_get_dbinfo(context, &info);
if (ret)
return ret;
d = NULL;
while ((d = hdb_dbinfo_get_next(info, d)) != NULL) {
const char *p = hdb_dbinfo_get_realm(context, d);
/* match default (realm-less) */
if(p != NULL && strcmp(ctx->config.realm, p) != 0)
continue;
p = hdb_dbinfo_get_dbname(context, d);
if (p)
ctx->config.dbname = strdup(p);
p = hdb_dbinfo_get_acl_file(context, d);
if (p)
ctx->config.acl_file = strdup(p);
p = hdb_dbinfo_get_mkey_file(context, d);
if (p)
ctx->config.stash_file = strdup(p);
p = hdb_dbinfo_get_log_file(context, d);
if (p)
ctx->log_context.log_file = strdup(p);
break;
}
hdb_free_dbinfo(context, &info);
}
/* If any of the values was unset, pick up the default value */
if (ctx->config.dbname == NULL)
ctx->config.dbname = strdup(hdb_default_db(context));
if (ctx->config.acl_file == NULL)
asprintf(&ctx->config.acl_file, "%s/kadmind.acl", hdb_db_dir(context));
if (ctx->config.stash_file == NULL)
asprintf(&ctx->config.stash_file, "%s/m-key", hdb_db_dir(context));
if (ctx->log_context.log_file == NULL)
asprintf(&ctx->log_context.log_file, "%s/log", hdb_db_dir(context));
#ifndef NO_UNIX_SOCKETS
set_socket_name(context, &ctx->log_context.socket_name);
#else
set_socket_info(context, &ctx->log_context.socket_info);
#endif
return 0;
}
static int server_create_socket(const char *name) {
if (!set_socket_name(&sockaddr, name))
return -1;
int fd = socket(AF_UNIX, SOCK_STREAM, 0);
if (fd == -1)
return -1;
socklen_t socklen = offsetof(struct sockaddr_un, sun_path) + strlen(sockaddr.sun_path) + 1;
mode_t mask = umask(S_IXUSR|S_IRWXG|S_IRWXO);
int r = bind(fd, (struct sockaddr*)&sockaddr, socklen);
umask(mask);
if (r == -1) {
close(fd);
return -1;
}
if (listen(fd, 5) == -1) {
unlink(sockaddr.sun_path);
close(fd);
return -1;
}
return fd;
}