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author | Rajith Muditha Attapattu <rajith@apache.org> | 2011-05-27 15:44:23 +0000 |
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committer | Rajith Muditha Attapattu <rajith@apache.org> | 2011-05-27 15:44:23 +0000 |
commit | 66765100f4257159622cefe57bed50125a5ad017 (patch) | |
tree | a88ee23bb194eb91f0ebb2d9b23ff423e3ea8e37 /cpp/src/tests/ForkedBroker.cpp | |
parent | 1aeaa7b16e5ce54f10c901d75c4d40f9f88b9db6 (diff) | |
parent | 88b98b2f4152ef59a671fad55a0d08338b6b78ca (diff) | |
download | qpid-python-rajith_jms_client.tar.gz |
Creating a branch for experimenting with some ideas for JMS client.rajith_jms_client
git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/rajith_jms_client@1128369 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'cpp/src/tests/ForkedBroker.cpp')
-rw-r--r-- | cpp/src/tests/ForkedBroker.cpp | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/cpp/src/tests/ForkedBroker.cpp b/cpp/src/tests/ForkedBroker.cpp deleted file mode 100644 index 53eaa7e1ce..0000000000 --- a/cpp/src/tests/ForkedBroker.cpp +++ /dev/null @@ -1,158 +0,0 @@ -/* - * - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you 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. - * - */ - -#include "ForkedBroker.h" -#include "qpid/log/Statement.h" -#include <boost/bind.hpp> -#include <algorithm> -#include <stdlib.h> -#include <sys/types.h> -#include <signal.h> - -using namespace std; -using qpid::ErrnoException; - -namespace std { -static ostream& operator<<(ostream& o, const qpid::tests::ForkedBroker::Args& a) { -copy(a.begin(), a.end(), ostream_iterator<string>(o, " ")); -return o; -} -} - -namespace qpid { -namespace tests { - -ForkedBroker::ForkedBroker(const Args& constArgs) : running(false), exitStatus(0) { - Args args(constArgs); - // Substitute the special value "TMP_DATA_DIR" with a temporary data dir. - Args::iterator i = find(args.begin(), args.end(), string("TMP_DATA_DIR")); - if (i != args.end()) { - args.erase(i); - char dd[] = "/tmp/ForkedBroker.XXXXXX"; - if (!mkdtemp(dd)) - throw qpid::ErrnoException("Can't create data dir"); - dataDir = dd; - args.push_back("--data-dir"); - args.push_back(dataDir); - } - // Never use the default data directory, set --no-data-dir if no other data-dir arg. - Args::iterator j = find(args.begin(), args.end(), string("--data-dir")); - Args::iterator k = find(args.begin(), args.end(), string("--no-data-dir")); - if (j == args.end() && k == args.end()) - args.push_back("--no-data-dir"); - init(args); -} - -ForkedBroker::~ForkedBroker() { - try { kill(); } - catch (const std::exception& e) { - QPID_LOG(error, QPID_MSG("Killing forked broker: " << e.what())); - } - if (!dataDir.empty()) - { - int unused_ret; // Suppress warnings about ignoring return value. - unused_ret = ::system(("rm -rf "+dataDir).c_str()); - } -} - -void ForkedBroker::kill(int sig) { - if (pid == 0) return; - int savePid = pid; - pid = 0; // Reset pid here in case of an exception. - using qpid::ErrnoException; - if (::kill(savePid, sig) < 0) - throw ErrnoException("kill failed"); - int status; - if (::waitpid(savePid, &status, 0) < 0 && sig != 9) - throw ErrnoException("wait for forked process failed"); - if (WEXITSTATUS(status) != 0 && sig != 9) - throw qpid::Exception(QPID_MSG("Forked broker exited with: " << WEXITSTATUS(status))); - running = false; - exitStatus = status; -} - -bool isLogOption(const std::string& s) { - const char * log_enable = "--log-enable", - * trace = "--trace"; - return( (! strncmp(s.c_str(), log_enable, strlen(log_enable))) || - (! strncmp(s.c_str(), trace, strlen(trace))) - ); -} - -namespace { - void ignore_signal(int) - { - } -} - -void ForkedBroker::init(const Args& userArgs) { - using qpid::ErrnoException; - port = 0; - int pipeFds[2]; - if(::pipe(pipeFds) < 0) throw ErrnoException("Can't create pipe"); - - // Ignore the SIGCHLD signal generated by an exitting child - // We will clean up any exitting children in the waitpid above - // This should really be neater (like only once not per fork) - struct ::sigaction sa; - sa.sa_handler = ignore_signal; - ::sigemptyset(&sa.sa_mask); - ::sigaddset(&sa.sa_mask, SIGCHLD); - sa.sa_flags = SA_NOCLDSTOP | SA_RESTART; - ::sigaction(SIGCHLD, &sa, 0); - - pid = ::fork(); - if (pid < 0) throw ErrnoException("Fork failed"); - if (pid) { // parent - ::close(pipeFds[1]); - FILE* f = ::fdopen(pipeFds[0], "r"); - if (!f) throw ErrnoException("fopen failed"); - if (::fscanf(f, "%d", &port) != 1) { - if (ferror(f)) throw ErrnoException("Error reading port number from child."); - else throw qpid::Exception("EOF reading port number from child."); - } - ::fclose(f); - running = true; - } - else { // child - ::close(pipeFds[0]); - int fd = ::dup2(pipeFds[1], 1); // pipe stdout to the parent. - if (fd < 0) throw ErrnoException("dup2 failed"); - const char* prog = ::getenv("QPIDD_EXEC"); - if (!prog) prog = "../qpidd"; // This only works from within svn checkout - Args args(userArgs); - args.push_back("--port=0"); - // Keep quiet except for errors. - if (!::getenv("QPID_TRACE") && !::getenv("QPID_LOG_ENABLE") - && find_if(userArgs.begin(), userArgs.end(), isLogOption) == userArgs.end()) - args.push_back("--log-enable=error+"); - std::vector<const char*> argv(args.size()); - std::transform(args.begin(), args.end(), argv.begin(), boost::bind(&std::string::c_str, _1)); - argv.push_back(0); - QPID_LOG(debug, "ForkedBroker exec " << prog << ": " << args); - - execv(prog, const_cast<char* const*>(&argv[0])); - QPID_LOG(critical, "execv failed to start broker: prog=\"" << prog << "\"; args=\"" << args << "\"; errno=" << errno << " (" << std::strerror(errno) << ")"); - ::exit(1); - } -} - -}} // namespace qpid::tests |