| /* |
| * 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 "qpid/sys/SystemInfo.h" |
| |
| #define BSD_COMP |
| #include <sys/ioctl.h> |
| #include <netdb.h> |
| #undef BDS_COMP |
| |
| |
| #include <unistd.h> |
| #include <net/if.h> |
| #include <sys/types.h> |
| #include <sys/utsname.h> |
| #include <sys/socket.h> |
| #include <netinet/in.h> |
| #include <arpa/inet.h> |
| #include <stdio.h> |
| #include <errno.h> |
| #include <limits.h> |
| #include <procfs.h> |
| #include <fcntl.h> |
| #include <sys/types.h> |
| |
| using namespace std; |
| |
| namespace qpid { |
| namespace sys { |
| |
| long SystemInfo::concurrency() { |
| return sysconf(_SC_NPROCESSORS_ONLN); |
| } |
| |
| bool SystemInfo::getLocalHostname(Address &address) { |
| char name[MAXHOSTNAMELEN]; |
| if (::gethostname(name, sizeof(name)) != 0) |
| return false; |
| address.host = name; |
| return true; |
| } |
| |
| static const string LOCALHOST("127.0.0.1"); |
| static const string TCP("tcp"); |
| |
| void SystemInfo::getSystemId(std::string &osName, |
| std::string &nodeName, |
| std::string &release, |
| std::string &version, |
| std::string &machine) { |
| struct utsname _uname; |
| if (uname (&_uname) == 0) { |
| osName = _uname.sysname; |
| nodeName = _uname.nodename; |
| release = _uname.release; |
| version = _uname.version; |
| machine = _uname.machine; |
| } |
| } |
| |
| uint32_t SystemInfo::getProcessId() |
| { |
| return (uint32_t) ::getpid(); |
| } |
| |
| uint32_t SystemInfo::getParentProcessId() |
| { |
| return (uint32_t) ::getppid(); |
| } |
| |
| string SystemInfo::getProcessName() |
| { |
| psinfo processInfo; |
| char procfile[PATH_MAX]; |
| int fd; |
| string value; |
| |
| snprintf(procfile, PATH_MAX, "/proc/%d/psinfo", getProcessId()); |
| if ((fd = open(procfile, O_RDONLY)) >= 0) { |
| if (read(fd, (void *) &processInfo, sizeof(processInfo)) == sizeof(processInfo)) { |
| value = processInfo.pr_fname; |
| } |
| } |
| return value; |
| } |
| |
| // Always true. Only Windows has exception cases. |
| bool SystemInfo::threadSafeShutdown() |
| { |
| return true; |
| } |
| |
| }} // namespace qpid::sys |