static enum http_rc_e
_registration (struct req_args_s *args, enum reg_op_e op, struct json_object *jsrv)
{
GError *err;
if (!jsrv || !json_object_is_type (jsrv, json_type_object))
return _reply_common_error (args, BADREQ("Expected: json object"));
if (!push_queue)
return _reply_bad_gateway(args, SYSERR("Service upstream disabled"));
if (NULL != (err = _cs_check_tokens(args)))
return _reply_notfound_error (args, err);
struct service_info_s *si = NULL;
err = service_info_load_json_object (jsrv, &si, TRUE);
if (err) {
g_prefix_error (&err, "JSON error: ");
if (err->code == CODE_BAD_REQUEST)
return _reply_format_error (args, err);
else
return _reply_system_error (args, err);
}
if (!si->type[0]) {
service_info_clean (si);
return _reply_format_error (args, BADREQ("Service type not specified"));
}
if (!si->ns_name[0]) {
GRID_TRACE2("%s NS forced to %s", __FUNCTION__, si->ns_name);
g_strlcpy (si->ns_name, nsname, sizeof(si->ns_name));
} else if (!validate_namespace (si->ns_name)) {
service_info_clean (si);
return _reply_format_error (args, BADNS());
}
gchar *k = service_info_key (si);
STRING_STACKIFY(k);
GRID_TRACE2("%s op=%s score=%d key=[%s]", __FUNCTION__,
_regop_2str(op), si->score.value, k);
switch (op) {
case REGOP_PUSH:
si->score.value = SCORE_UNSET;
if (!service_is_known (k)) {
service_learn (k);
service_tag_set_value_boolean (service_info_ensure_tag (
si->tags, NAME_TAGNAME_RAWX_FIRST), TRUE);
}
break;
case REGOP_LOCK:
si->score.value = CLAMP(si->score.value, SCORE_DOWN, SCORE_MAX);
break;
case REGOP_UNLOCK:
si->score.value = SCORE_UNLOCK;
break;
default:
g_assert_not_reached();
}
if (cs_expire_local_services > 0) {
struct service_info_s *v = service_info_dup (si);
v->score.timestamp = oio_ext_monotonic_seconds ();
PUSH_DO(
const struct service_info_s *si0 = lru_tree_get(srv_registered, k);
if (si0) v->score.value = si0->score.value;
lru_tree_insert (srv_registered, g_strdup(k), v);
);
}
static void
parse_output(const gchar *cmd, service_info_t *si)
{
int fd;
FILE *stream_in;
gchar line[1024];
gchar cmd_with_args[4096] = {0,0,0};
g_snprintf(cmd_with_args, sizeof(cmd_with_args), "%s %s", cmd, svc_id);
INFO("Executing [%s]", cmd_with_args);
if (0 > (fd = command_get_pipe(cmd_with_args))) {
WARN("Exec failed: %s", strerror(errno));
return;
}
if (!(stream_in = fdopen(fd, "r"))) {
WARN("fdopen failed: %s", strerror(errno));
metautils_pclose(&fd);
return;
}
while (!feof(stream_in) && !ferror(stream_in)) {
GMatchInfo *mi = NULL;
bzero(line, sizeof(line));
if (!fgets(line, sizeof(line), stream_in)) {
break;
}
/* chomp the line */
my_chomp(line);
if (!g_regex_match(regex_tag, line, 0, &mi)) {
NOTICE("Unrecognized pattern for output line [%s]", line);
} else {
struct service_tag_s *tag;
gchar *str_type, *str_name, *str_value;
str_name = g_match_info_fetch(mi, 1);
str_type = g_match_info_fetch(mi, 2);
str_value = g_match_info_fetch(mi, 4);
if (!g_ascii_strcasecmp(str_type, "tag")) {
tag = service_info_ensure_tag(si->tags, str_name);
service_tag_set_value_string(tag, str_value);
}
else if (!g_ascii_strcasecmp(str_type, "stat")) {
gdouble dval;
dval = g_ascii_strtod(str_value, NULL);
tag = service_info_ensure_tag(si->tags, str_name);
service_tag_set_value_float(tag, dval);
}
g_free(str_value);
g_free(str_type);
g_free(str_name);
}
g_match_info_free(mi);
}
fclose(stream_in);
}
static gboolean
manage_service(struct service_info_s *si)
{
GError *error_local;
struct service_info_s *old_si = NULL;
struct service_tag_s *tag_first = NULL;
struct namespace_data_s *ns_data;
gsize key_size;
gchar key[LIMIT_LENGTH_SRVTYPE + STRLEN_ADDRINFO], str_addr[STRLEN_ADDRINFO];
if (!si) {
ERROR("Invalid parameter");
return FALSE;
}
key_size = agent_get_service_key(si, key, sizeof(key));
grid_addrinfo_to_string(&(si->addr), str_addr, sizeof(str_addr));
/*this service must refer to known namespace and service type*/
error_local = NULL;
if (!(ns_data = get_namespace(si->ns_name, &error_local))) {
ERROR("Namespace unavailable for service [ns=%s type=%s addr=%s] : %s",
si->ns_name, si->type, str_addr, gerror_get_message(error_local));
if (error_local)
g_error_free(error_local);
return FALSE;
}
/*Info trace when a service of a new type is used */
if (error_local)
g_error_free(error_local);
if (!conscience_get_srvtype(ns_data->conscience, &error_local, si->type, MODE_STRICT)) {
/*to avoid traces flooding, if the service already exists, no trace is sent */
if (!g_hash_table_lookup(ns_data->local_services, key)
&& !g_hash_table_lookup(ns_data->down_services, key)) {
INFO("New service type discovered [ns=%s type=%s addr=%s]", ns_data->name, si->type, str_addr);
}
}
/*replace MACRO tags by their true values */
if (error_local)
g_clear_error(&error_local);
metautils_srvinfo_ensure_tags (si);
si->score.value = SCORE_UNSET;
si->score.timestamp = oio_ext_real_time() / G_TIME_SPAN_SECOND;
/*then keep the score */
g_hash_table_remove(ns_data->down_services, key);
/* save first lauched tag if still in old si */
old_si = g_hash_table_lookup(ns_data->local_services, key);
if (old_si != NULL) {
tag_first = service_info_get_tag(old_si->tags, NAME_TAGNAME_RAWX_FIRST);
if (tag_first != NULL)
service_tag_set_value_boolean(service_info_ensure_tag(si->tags, NAME_TAGNAME_RAWX_FIRST), tag_first->value.b);
}
service_tag_set_value_boolean(service_info_ensure_tag(si->tags, "tag.up"), TRUE);
g_hash_table_insert(ns_data->local_services, g_strndup(key, key_size), si);
DEBUG("Service registration [ns=%s type=%s addr=%s]", ns_data->name, si->type, str_addr);
if (error_local)
g_error_free(error_local);
return TRUE;
}
struct service_tag_s *
conscience_srv_ensure_tag(struct conscience_srv_s *service,
const gchar * name)
{
return service && name ? service_info_ensure_tag(service->tags,name) : NULL;
}
