bool mesos_state_t::parse_groups(const std::string& json)
{
Json::Value root;
Json::Reader reader;
if(reader.parse(json, root, false))
{
return handle_groups(root, add_group(root, 0));
}
else
{
throw sinsp_exception("Invalid JSON (Marathon groups parsing failed).");
}
}
bool mesos_state_t::handle_groups(const Json::Value& root, marathon_group::ptr_t to_group, const std::string& framework_id)
{
Json::Value groups = root["groups"];
if(!groups.isNull() && groups.isArray())
{
for(const auto& group : groups)
{
to_group = add_group(group, to_group, framework_id);
ASSERT(to_group);
handle_groups(group, to_group, framework_id);
}
}
else
{
g_logger.log("No groups found.", sinsp_logger::SEV_WARNING);
return false;
}
return true;
}
marathon_group::ptr_t mesos_state_t::add_group(const Json::Value& group, marathon_group::ptr_t to_group, const std::string& framework_id)
{
const Json::Value& group_id = group["id"];
if(!group_id.isNull())
{
std::string id = group_id.asString();
std::ostringstream os;
os << "Adding Marathon group [" << id << ']';
if(to_group)
{
os << " to group [" << to_group->get_id() << ']';
}
g_logger.log(os.str(), sinsp_logger::SEV_DEBUG);
marathon_group::ptr_t pg(new marathon_group(id, framework_id));
add_or_replace_group(pg, to_group);
const Json::Value& apps = group["apps"];
if(!apps.isNull())
{
for(const auto& app : apps)
{
const Json::Value& app_id = app["id"];
if(!app_id.isNull())
{
const Json::Value& instances = app["instances"];
if(!instances.isNull() && instances.isInt() && instances.asInt() > 0)
{
marathon_app::ptr_t p_app = get_app(app_id.asString());
if(!p_app)
{
p_app = add_app(app, framework_id);
}
if(p_app)
{
pg->add_or_replace_app(p_app);
if(!framework_id.empty())
{
for(const auto& task : get_tasks(framework_id))
{
if(task.second->get_marathon_app_id() == app_id.asString())
{
add_task_to_app(p_app, task.first);
}
}
}
}
else
{
g_logger.log("An error occured adding app [" + app_id.asString() +
"] to group [" + id + ']', sinsp_logger::SEV_ERROR);
}
}
}
}
}
Json::Value groups = group["groups"];
if(!groups.isNull() && groups.isArray())
{
handle_groups(group, pg, framework_id);
}
return pg;
}
return 0;
}
