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/*
* Copyright (C) 2018 "IoT.bzh"
* Author "Sebastien Douheret" <sebastien@iot.bzh>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define _GNU_SOURCE
#include <fcntl.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "ctl-plugin.h"
#include "supervisor-api.h"
#include "supervisor.h"
#include "wrap-json.h"
CTLP_CAPI_REGISTER("supervisor");
CTLP_ONLOAD(plugin, ret)
{
return 0;
}
CTLP_CAPI(list, source, argsJ, eventJ)
{
json_object *result, *item = NULL;
DAEMONS_T* daemons = NULL;
getDaemons(source->api, &daemons);
if (daemons == NULL) {
AFB_ApiError(source->api, "failed");
return ERROR;
}
result = json_object_new_array();
for (int i = 0; i < daemons->count; i++) {
wrap_json_pack(&item, "{si ss sb sb so so so}",
"pid", daemons->daemons[i]->pid,
"name", daemons->daemons[i]->name,
"isServer", daemons->daemons[i]->isServer,
"isClient", daemons->daemons[i]->isClient,
"ws_servers", daemons->daemons[i]->ws_servers,
"ws_clients", daemons->daemons[i]->ws_clients,
"apis", daemons->daemons[i]->apis);
//, "config", daemons->daemons[i]->config);
json_object_array_add(result, item);
}
AFB_ReqSucess(source->request, result, NULL);
return 0;
}
CTLP_CAPI(trace, source, argsJ, eventJ)
{
int rc;
json_object* result = NULL;
DAEMONS_T* daemons = NULL;
const char* ws_name;
const char* wsn;
if (wrap_json_unpack(argsJ, "{s:?s}", "ws", &ws_name)) {
AFB_ReqFail(source->request, "Failed", "Error processing arguments.");
return ERROR;
}
AFB_ApiNotice(source->api, "Trace ws: %s", ws_name);
getDaemons(source->api, &daemons);
if (daemons == NULL || daemons->count <= 0) {
AFB_ReqFail(source->request, "failed", "No daemon found");
}
// search server and client pid
DAEMON_T *pid_s = NULL, *pid_c = NULL;
for (int i = 0; i < daemons->count; i++) {
AFB_ApiDebug(source->api, "_DEBUG_ svr %s",
json_object_to_json_string(daemons->daemons[i]->ws_servers));
AFB_ApiDebug(source->api, "_DEBUG_ cli %s",
json_object_to_json_string(daemons->daemons[i]->ws_clients));
json_object* ws_servers = daemons->daemons[i]->ws_servers;
for (int j = 0; j < json_object_array_length(ws_servers); j++) {
wsn = json_object_get_string(json_object_array_get_idx(ws_servers, j++));
if (wsn && strstr(wsn, ws_name) != NULL) {
pid_s = daemons->daemons[i];
break;
}
}
json_object* ws_clients = daemons->daemons[i]->ws_clients;
for (int j = 0; j < json_object_array_length(ws_clients); j++) {
wsn = json_object_get_string(json_object_array_get_idx(ws_clients, j++));
if (wsn && strstr(wsn, ws_name) != NULL) {
pid_c = daemons->daemons[i];
break;
}
}
if (pid_s != NULL && pid_c != NULL) {
if ((rc = trace_exchange(source->api, pid_s, pid_c)) < 0) {
AFB_ReqFailF(source->request, "failed", "Trace error %d", rc);
}
break;
}
}
if (pid_s == NULL || pid_c == NULL) {
AFB_ReqFail(source->request, "failed", "Cannot determine Server or Client");
return ERROR;
}
AFB_ReqSucessF(source->request, result, "Tracing Server pid=%d <-> Client pid=%d", pid_s->pid, pid_c->pid);
return 0;
}
/* SEB TODO
void xds_event_cb(const char* evtname, json_object* j_event)
{
int rc;
METRIC_T metric;
const char* type = NULL;
struct json_object* request = NULL;
AFB_NOTICE("RECV Event %s : %s", evtname,
json_object_to_json_string(j_event));
if (strcmp(evtname, "supervisor/trace") != 0) {
return;
}
if ((rc = wrap_json_unpack(j_event, "{s:?s}", "type", &type)) < 0) {
AFB_ERROR("Cannot decode event type");
return;
}
if (strcmp(type, "request") == 0) {
if (!json_object_object_get_ex(j_event, "request", &request)) {
AFB_ERROR("Cannot decode event request");
return;
}
metric.name = "trace";
metric.data = request;
rc = harvester_post_data(&metric);
if (rc < 0) {
AFB_ERROR("ERROR harvester_post_data: rc %d", rc);
}
}
}
*/
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