Future<HttpResponse> SlavesManager::deactivate(const HttpRequest& request)
{
// Parse the query to get out the slave hostname and port.
string hostname = "";
uint16_t port = 0;
map<string, vector<string> > pairs =
strings::pairs(request.query, ",", "=");
// Make sure there is at least a 'hostname=' and 'port='.
if (pairs.count("hostname") == 0) {
LOG(WARNING) << "Slaves manager expecting 'hostname' in query string"
<< " when trying to deactivate a slave";
return HttpNotFoundResponse();
} else if (pairs.count("port") == 0) {
LOG(WARNING) << "Slaves manager expecting 'port' in query string"
<< " when trying to deactivate a slave";
return HttpNotFoundResponse();
}
hostname = pairs["hostname"].front();
// Check that 'port' is valid.
try {
port = lexical_cast<uint16_t>(pairs["port"].front());
} catch (const bad_lexical_cast&) {
LOG(WARNING) << "Slaves manager failed to parse 'port = "
<< pairs["port"].front()
<< "' when trying to deactivate a slave";
return HttpNotFoundResponse();
}
LOG(INFO) << "Slaves manager received HTTP request to deactivate slave at "
<< hostname << ":" << port;
if (deactivate(hostname, port)) {
return HttpOKResponse();
} else {
return HttpInternalServerErrorResponse();
}
}
