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/*
* Phusion Passenger - https://www.phusionpassenger.com/
* Copyright (c) 2010-2018 Phusion Holding B.V.
*
* "Passenger", "Phusion Passenger" and "Union Station" are registered
* trademarks of Phusion Holding B.V.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <Shared/Fundamentals/Utils.h>
#include <IOTools/MessageIO.h>
class CoreWatcher: public AgentWatcher {
protected:
string agentFilename;
virtual const char *name() const {
return SHORT_PROGRAM_NAME " core";
}
virtual string getExeFilename() const {
return agentFilename;
}
virtual void execProgram() const {
if (getEnvBool("PASSENGER_RUN_CORE_IN_VALGRIND", false)) {
execlp("valgrind", "valgrind", "--dsymutil=yes", "--track-origins=yes", "--leak-check=full",
agentFilename.c_str(), "core",
// Some extra space to allow the child process to change its process title.
" ", (char *) 0);
} else {
execl(agentFilename.c_str(), AGENT_EXE, "core",
// Some extra space to allow the child process to change its process title.
" ", (char *) 0);
}
}
virtual void sendStartupArguments(pid_t pid, FileDescriptor &fd) {
Json::Value config = watchdogSchema->core.translator.translate(
watchdogConfig->inspectEffectiveValues());
Json::Value::iterator it, end = wo->extraConfigToPassToSubAgents.end();
for (it = wo->extraConfigToPassToSubAgents.begin(); it != end; it++) {
config[it.name()] = *it;
}
config["pid_file"] = wo->corePidFile;
config["watchdog_fd_passing_password"] = wo->fdPassingPassword;
config["controller_addresses"] = wo->controllerAddresses;
config["api_server_addresses"] = wo->coreApiServerAddresses;
config["api_server_authorizations"] = wo->coreApiServerAuthorizations;
// The special value "-" means "don't set a controller secure headers password".
if (config["controller_secure_headers_password"].asString() == "-") {
config.removeMember("controller_secure_headers_password");
}
ConfigKit::Store filteredConfig(watchdogSchema->core.schema, config);
writeScalarMessage(fd, filteredConfig.inspectEffectiveValues().toStyledString());
}
virtual bool processStartupInfo(pid_t pid, FileDescriptor &fd, const vector<string> &args) {
return args[0] == "initialized";
}
public:
CoreWatcher(const WorkingObjectsPtr &wo)
: AgentWatcher(wo)
{
agentFilename = Agent::Fundamentals::context->
resourceLocator->findSupportBinary(AGENT_EXE);
}
virtual void reportAgentStartupResult(Json::Value &report) {
report["core_address"] = wo->controllerAddresses[0].asString();
report["core_password"] = watchdogConfig->get("controller_secure_headers_password").asString();
}
};
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