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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2017 Red Hat
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#include <iostream>
#include <regex> // For regex, regex_search
#include "common/admin_socket_client.h" // For AdminSocketClient
#include "common/ceph_json.h" // For JSONParser, JSONObjIter
#include "include/buffer.h" // For bufferlist
#include "admin_socket_output.h"
void AdminSocketOutput::add_target(const std::string& target) {
if (target == "all") {
add_target("osd");
add_target("mon");
add_target("mgr");
add_target("mds");
add_target("client");
return;
}
targets.insert(target);
}
void AdminSocketOutput::add_command(const std::string& target,
const std::string& command) {
auto seek = custom_commands.find(target);
if (seek != custom_commands.end()) {
seek->second.push_back(command);
} else {
std::vector<std::string> vec;
vec.push_back(command);
custom_commands.insert(std::make_pair(target, vec));
}
}
void AdminSocketOutput::add_test(const std::string &target,
const std::string &command,
bool (*test)(std::string &)) {
auto seek = tests.find(target);
if (seek != tests.end()) {
seek->second.push_back(std::make_pair(command, test));
} else {
std::vector<std::pair<std::string, bool (*)(std::string &)>> vec;
vec.push_back(std::make_pair(command, test));
tests.insert(std::make_pair(target, vec));
}
}
void AdminSocketOutput::postpone(const std::string &target,
const std::string& command) {
auto seek = postponed_commands.find(target);
if (seek != postponed_commands.end()) {
seek->second.push_back(command);
} else {
std::vector<string> vec;
vec.push_back(command);
postponed_commands.insert(std::make_pair(target, vec));
}
}
bool AdminSocketOutput::init_sockets() {
std::cout << "Initialising sockets" << std::endl;
std::string socket_regex = R"(\..*\.asok)";
for (const auto &x : fs::recursive_directory_iterator(socketdir)) {
std::cout << x.path() << std::endl;
if (x.path().extension() == ".asok") {
for (auto target = targets.cbegin(); target != targets.cend();) {
std::regex reg(prefix + *target + socket_regex);
if (std::regex_search(x.path().filename().string(), reg)) {
std::cout << "Found " << *target << " socket " << x.path()
<< std::endl;
sockets.insert(std::make_pair(*target, x.path().string()));
target = targets.erase(target);
}
else {
++target;
}
}
if (targets.empty()) {
std::cout << "Found all required sockets" << std::endl;
break;
}
}
}
return !sockets.empty() && targets.empty();
}
std::pair<std::string, std::string>
AdminSocketOutput::run_command(AdminSocketClient &client,
const std::string &raw_command,
bool send_untouched) {
std::cout << "Sending command \"" << raw_command << "\"" << std::endl;
std::string command;
std::string output;
if (send_untouched) {
command = raw_command;
} else {
command = "{\"prefix\":\"" + raw_command + "\"}";
}
std::string err = client.do_request(command, &output);
if (!err.empty()) {
std::cerr << __func__ << " AdminSocketClient::do_request errored with: "
<< err << std::endl;
ceph_abort();
}
return std::make_pair(command, output);
}
bool AdminSocketOutput::gather_socket_output() {
std::cout << "Gathering socket output" << std::endl;
for (const auto& socket : sockets) {
std::string response;
AdminSocketClient client(socket.second);
std::cout << std::endl
<< "Sending request to " << socket << std::endl
<< std::endl;
std::string err = client.do_request("{\"prefix\":\"help\"}", &response);
if (!err.empty()) {
std::cerr << __func__ << " AdminSocketClient::do_request errored with: "
<< err << std::endl;
return false;
}
std::cout << response << '\n';
JSONParser parser;
bool ret = parser.parse(response.c_str(), response.size());
if (!ret) {
cerr << "parse error" << std::endl;
return false;
}
socket_results sresults;
JSONObjIter iter = parser.find_first();
const auto postponed_iter = postponed_commands.find(socket.first);
std::vector<std::string> postponed;
if (postponed_iter != postponed_commands.end()) {
postponed = postponed_iter->second;
}
std::cout << "Sending commands to " << socket.first << " socket"
<< std::endl;
for (; !iter.end(); ++iter) {
if (std::find(postponed.begin(), postponed.end(), (*iter)->get_name())
!= std::end(postponed)) {
std::cout << "Command \"" << (*iter)->get_name() << "\" postponed"
<< std::endl;
continue;
}
sresults.insert(run_command(client, (*iter)->get_name()));
}
if (sresults.empty()) {
return false;
}
// Custom commands
const auto seek = custom_commands.find(socket.first);
if (seek != custom_commands.end()) {
std::cout << std::endl << "Sending custom commands:" << std::endl;
for (const auto& raw_command : seek->second) {
sresults.insert(run_command(client, raw_command, true));
}
}
// Postponed commands
if (!postponed.empty())
std::cout << std::endl << "Sending postponed commands" << std::endl;
for (const auto& command : postponed) {
sresults.insert(run_command(client, command));
}
results.insert(
std::pair<std::string, socket_results>(socket.first, sresults));
}
return true;
}
std::string AdminSocketOutput::get_result(const std::string &target,
const std::string &command) const {
const auto& target_results = results.find(target);
if (target_results == results.end())
return std::string("");
else {
const auto& result = target_results->second.find(command);
if (result == target_results->second.end())
return std::string("");
else
return result->second;
}
}
bool AdminSocketOutput::run_tests() const {
for (const auto& socket : sockets) {
const auto& seek = tests.find(socket.first);
if (seek != tests.end()) {
std::cout << std::endl;
std::cout << "Running tests for " << socket.first << " socket" << std::endl;
for (const auto& test : seek->second) {
auto result = get_result(socket.first, test.first);
if(result.empty()) {
std::cout << "Failed to find result for command: " << test.first << std::endl;
return false;
} else {
std::cout << "Running test for command: " << test.first << std::endl;
const auto& test_func = test.second;
bool res = test_func(result);
if (res == false)
return false;
else
std::cout << "Test passed" << std::endl;
}
}
}
}
return true;
}
void AdminSocketOutput::exec() {
ceph_assert(init_directories());
ceph_assert(init_sockets());
ceph_assert(gather_socket_output());
ceph_assert(run_tests());
}
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