| Index: chrome/app/breakpad_linuxish.cc
|
| ===================================================================
|
| --- chrome/app/breakpad_linuxish.cc (revision 131599)
|
| +++ chrome/app/breakpad_linuxish.cc (working copy)
|
| @@ -1,1169 +0,0 @@
|
| -// Copyright (c) 2012 The Chromium Authors. All rights reserved.
|
| -// Use of this source code is governed by a BSD-style license that can be
|
| -// found in the LICENSE file.
|
| -
|
| -// For linux_syscall_support.h. This makes it safe to call embedded system
|
| -// calls when in seccomp mode.
|
| -#define SYS_SYSCALL_ENTRYPOINT "playground$syscallEntryPoint"
|
| -
|
| -#include "chrome/app/breakpad_linuxish.h"
|
| -
|
| -#include <fcntl.h>
|
| -#include <poll.h>
|
| -#include <stdlib.h>
|
| -#include <sys/socket.h>
|
| -#include <sys/time.h>
|
| -#include <sys/types.h>
|
| -#include <sys/wait.h>
|
| -#include <sys/uio.h>
|
| -#include <time.h>
|
| -#include <unistd.h>
|
| -
|
| -#include <algorithm>
|
| -#include <string>
|
| -
|
| -#include "base/command_line.h"
|
| -#include "base/eintr_wrapper.h"
|
| -#include "base/file_path.h"
|
| -#include "base/global_descriptors_posix.h"
|
| -#include "base/linux_util.h"
|
| -#include "base/path_service.h"
|
| -#include "base/process_util.h"
|
| -#include "base/string_util.h"
|
| -#include "breakpad/src/client/linux/handler/exception_handler.h"
|
| -#include "breakpad/src/client/linux/minidump_writer/directory_reader.h"
|
| -#include "breakpad/src/common/linux/linux_libc_support.h"
|
| -#include "breakpad/src/common/memory.h"
|
| -#include "chrome/browser/crash_upload_list.h"
|
| -#include "chrome/common/child_process_logging.h"
|
| -#include "chrome/common/chrome_paths.h"
|
| -#include "chrome/common/chrome_switches.h"
|
| -#include "chrome/common/chrome_version_info_posix.h"
|
| -#include "chrome/common/env_vars.h"
|
| -#include "chrome/common/logging_chrome.h"
|
| -#include "content/common/chrome_descriptors.h"
|
| -
|
| -#if defined(OS_ANDROID)
|
| -#include <android/log.h>
|
| -#include <sys/stat.h>
|
| -#include "base/android/path_utils.h"
|
| -#include "base/android/build_info.h"
|
| -#include "third_party/lss/linux_syscall_support.h"
|
| -#else
|
| -#include "seccompsandbox/linux_syscall_support.h"
|
| -#endif
|
| -
|
| -#ifndef PR_SET_PTRACER
|
| -#define PR_SET_PTRACER 0x59616d61
|
| -#endif
|
| -
|
| -// Some versions of gcc are prone to warn about unused return values. In cases
|
| -// where we either a) know the call cannot fail, or b) there is nothing we
|
| -// can do when a call fails, we mark the return code as ignored. This avoids
|
| -// spurious compiler warnings.
|
| -#define IGNORE_RET(x) do { if (x); } while (0)
|
| -
|
| -static const char kUploadURL[] =
|
| - "https://clients2.google.com/cr/report";
|
| -
|
| -static bool g_is_crash_reporter_enabled = false;
|
| -static uint64_t g_process_start_time = 0;
|
| -static char* g_crash_log_path = NULL;
|
| -static google_breakpad::ExceptionHandler* g_breakpad = NULL;
|
| -
|
| -// Writes the value |v| as 16 hex characters to the memory pointed at by
|
| -// |output|.
|
| -static void write_uint64_hex(char* output, uint64_t v) {
|
| - static const char hextable[] = "0123456789abcdef";
|
| -
|
| - for (int i = 15; i >= 0; --i) {
|
| - output[i] = hextable[v & 15];
|
| - v >>= 4;
|
| - }
|
| -}
|
| -
|
| -// The following helper functions are for calculating uptime.
|
| -
|
| -// Converts a struct timeval to milliseconds.
|
| -static uint64_t timeval_to_ms(struct timeval *tv) {
|
| - uint64_t ret = tv->tv_sec; // Avoid overflow by explicitly using a uint64_t.
|
| - ret *= 1000;
|
| - ret += tv->tv_usec / 1000;
|
| - return ret;
|
| -}
|
| -
|
| -// Converts a struct timeval to milliseconds.
|
| -static uint64_t kernel_timeval_to_ms(struct kernel_timeval *tv) {
|
| - uint64_t ret = tv->tv_sec; // Avoid overflow by explicitly using a uint64_t.
|
| - ret *= 1000;
|
| - ret += tv->tv_usec / 1000;
|
| - return ret;
|
| -}
|
| -
|
| -// String buffer size to use to convert a uint64_t to string.
|
| -static size_t kUint64StringSize = 21;
|
| -
|
| -// uint64_t version of my_int_len() from
|
| -// breakpad/src/common/linux/linux_libc_support.h. Return the length of the
|
| -// given, non-negative integer when expressed in base 10.
|
| -static unsigned my_uint64_len(uint64_t i) {
|
| - if (!i)
|
| - return 1;
|
| -
|
| - unsigned len = 0;
|
| - while (i) {
|
| - len++;
|
| - i /= 10;
|
| - }
|
| -
|
| - return len;
|
| -}
|
| -
|
| -// uint64_t version of my_itos() from
|
| -// breakpad/src/common/linux/linux_libc_support.h. Convert a non-negative
|
| -// integer to a string (not null-terminated).
|
| -static void my_uint64tos(char* output, uint64_t i, unsigned i_len) {
|
| - for (unsigned index = i_len; index; --index, i /= 10)
|
| - output[index - 1] = '0' + (i % 10);
|
| -}
|
| -
|
| -#if defined(OS_ANDROID)
|
| -static char* my_strncpy(char* dst, const char* src, size_t len) {
|
| - int i = len;
|
| - char* p = dst;
|
| - if (!dst || !src)
|
| - return dst;
|
| - while (i != 0 && *src != '\0') {
|
| - *p++ = *src++;
|
| - i--;
|
| - }
|
| - while (i != 0) {
|
| - *p++ = '\0';
|
| - i--;
|
| - }
|
| - return dst;
|
| -}
|
| -
|
| -static char* my_strncat(char *dest, const char *src, size_t len) {
|
| - char *ret = dest;
|
| - while (*dest)
|
| - dest++;
|
| - while (len--)
|
| - if (!(*dest++ = *src++))
|
| - return ret;
|
| - *dest = 0;
|
| - return ret;
|
| -}
|
| -#endif
|
| -
|
| -namespace {
|
| -
|
| -// MIME substrings.
|
| -static const char g_rn[] = "\r\n";
|
| -static const char g_form_data_msg[] = "Content-Disposition: form-data; name=\"";
|
| -static const char g_quote_msg[] = "\"";
|
| -static const char g_dashdash_msg[] = "--";
|
| -static const char g_dump_msg[] = "upload_file_minidump\"; filename=\"dump\"";
|
| -static const char g_content_type_msg[] =
|
| - "Content-Type: application/octet-stream";
|
| -
|
| -// MimeWriter manages an iovec for writing MIMEs to a file.
|
| -class MimeWriter {
|
| - public:
|
| - static const int kIovCapacity = 30;
|
| - static const size_t kMaxCrashChunkSize = 64;
|
| -
|
| - MimeWriter(int fd, const char* const mime_boundary);
|
| - ~MimeWriter();
|
| -
|
| - // Append boundary.
|
| - void AddBoundary();
|
| -
|
| - // Append end of file boundary.
|
| - void AddEnd();
|
| -
|
| - // Append key/value pair with specified sizes.
|
| - void AddPairData(const char* msg_type,
|
| - size_t msg_type_size,
|
| - const char* msg_data,
|
| - size_t msg_data_size);
|
| -
|
| - // Append key/value pair.
|
| - void AddPairString(const char* msg_type,
|
| - const char* msg_data) {
|
| - AddPairData(msg_type, my_strlen(msg_type), msg_data, my_strlen(msg_data));
|
| - }
|
| -
|
| - // Append key/value pair, splitting value into chunks no larger than
|
| - // |chunk_size|. |chunk_size| cannot be greater than |kMaxCrashChunkSize|.
|
| - // The msg_type string will have a counter suffix to distinguish each chunk.
|
| - void AddPairDataInChunks(const char* msg_type,
|
| - size_t msg_type_size,
|
| - const char* msg_data,
|
| - size_t msg_data_size,
|
| - size_t chunk_size,
|
| - bool strip_trailing_spaces);
|
| -
|
| - // Add binary file dump. Currently this is only done once, so the name is
|
| - // fixed.
|
| - void AddFileDump(uint8_t* file_data,
|
| - size_t file_size);
|
| -
|
| - // Flush any pending iovecs to the output file.
|
| - void Flush() {
|
| - IGNORE_RET(sys_writev(fd_, iov_, iov_index_));
|
| - iov_index_ = 0;
|
| - }
|
| -
|
| - private:
|
| - void AddItem(const void* base, size_t size);
|
| - // Minor performance trade-off for easier-to-maintain code.
|
| - void AddString(const char* str) {
|
| - AddItem(str, my_strlen(str));
|
| - }
|
| - void AddItemWithoutTrailingSpaces(const void* base, size_t size);
|
| -
|
| - struct kernel_iovec iov_[kIovCapacity];
|
| - int iov_index_;
|
| -
|
| - // Output file descriptor.
|
| - int fd_;
|
| -
|
| - const char* const mime_boundary_;
|
| -
|
| - DISALLOW_COPY_AND_ASSIGN(MimeWriter);
|
| -};
|
| -
|
| -MimeWriter::MimeWriter(int fd, const char* const mime_boundary)
|
| - : iov_index_(0),
|
| - fd_(fd),
|
| - mime_boundary_(mime_boundary) {
|
| -}
|
| -
|
| -MimeWriter::~MimeWriter() {
|
| -}
|
| -
|
| -void MimeWriter::AddBoundary() {
|
| - AddString(mime_boundary_);
|
| - AddString(g_rn);
|
| -}
|
| -
|
| -void MimeWriter::AddEnd() {
|
| - AddString(mime_boundary_);
|
| - AddString(g_dashdash_msg);
|
| - AddString(g_rn);
|
| -}
|
| -
|
| -void MimeWriter::AddPairData(const char* msg_type,
|
| - size_t msg_type_size,
|
| - const char* msg_data,
|
| - size_t msg_data_size) {
|
| - AddString(g_form_data_msg);
|
| - AddItem(msg_type, msg_type_size);
|
| - AddString(g_quote_msg);
|
| - AddString(g_rn);
|
| - AddString(g_rn);
|
| - AddItem(msg_data, msg_data_size);
|
| - AddString(g_rn);
|
| -}
|
| -
|
| -void MimeWriter::AddPairDataInChunks(const char* msg_type,
|
| - size_t msg_type_size,
|
| - const char* msg_data,
|
| - size_t msg_data_size,
|
| - size_t chunk_size,
|
| - bool strip_trailing_spaces) {
|
| - if (chunk_size > kMaxCrashChunkSize)
|
| - return;
|
| -
|
| - unsigned i = 0;
|
| - size_t done = 0, msg_length = msg_data_size;
|
| -
|
| - while (msg_length) {
|
| - char num[16];
|
| - const unsigned num_len = my_int_len(++i);
|
| - my_itos(num, i, num_len);
|
| -
|
| - size_t chunk_len = std::min(chunk_size, msg_length);
|
| -
|
| - AddString(g_form_data_msg);
|
| - AddItem(msg_type, msg_type_size);
|
| - AddItem(num, num_len);
|
| - AddString(g_quote_msg);
|
| - AddString(g_rn);
|
| - AddString(g_rn);
|
| - if (strip_trailing_spaces) {
|
| - AddItemWithoutTrailingSpaces(msg_data + done, chunk_len);
|
| - } else {
|
| - AddItem(msg_data + done, chunk_len);
|
| - }
|
| - AddString(g_rn);
|
| - AddBoundary();
|
| - Flush();
|
| -
|
| - done += chunk_len;
|
| - msg_length -= chunk_len;
|
| - }
|
| -}
|
| -
|
| -void MimeWriter::AddFileDump(uint8_t* file_data,
|
| - size_t file_size) {
|
| - AddString(g_form_data_msg);
|
| - AddString(g_dump_msg);
|
| - AddString(g_rn);
|
| - AddString(g_content_type_msg);
|
| - AddString(g_rn);
|
| - AddString(g_rn);
|
| - AddItem(file_data, file_size);
|
| - AddString(g_rn);
|
| -}
|
| -
|
| -void MimeWriter::AddItem(const void* base, size_t size) {
|
| - // Check if the iovec is full and needs to be flushed to output file.
|
| - if (iov_index_ == kIovCapacity) {
|
| - Flush();
|
| - }
|
| - iov_[iov_index_].iov_base = const_cast<void*>(base);
|
| - iov_[iov_index_].iov_len = size;
|
| - ++iov_index_;
|
| -}
|
| -
|
| -void MimeWriter::AddItemWithoutTrailingSpaces(const void* base, size_t size) {
|
| - while (size > 0) {
|
| - const char* c = static_cast<const char*>(base) + size - 1;
|
| - if (*c != ' ')
|
| - break;
|
| - size--;
|
| - }
|
| - AddItem(base, size);
|
| -}
|
| -
|
| -void DumpProcess() {
|
| - if (g_breakpad)
|
| - g_breakpad->WriteMinidump();
|
| -}
|
| -
|
| -size_t WriteLog(const char* buf, size_t nbytes) {
|
| -#if defined(OS_ANDROID)
|
| - return __android_log_write(ANDROID_LOG_WARN, "google-breakpad", buf);
|
| -#else
|
| - return sys_write(2, buf, nbytes)
|
| -#endif
|
| -}
|
| -
|
| -} // namespace
|
| -
|
| -void HandleCrashDump(const BreakpadInfo& info) {
|
| - // WARNING: this code runs in a compromised context. It may not call into
|
| - // libc nor allocate memory normally.
|
| -
|
| - const int dumpfd = sys_open(info.filename, O_RDONLY, 0);
|
| - if (dumpfd < 0) {
|
| - static const char msg[] = "Cannot upload crash dump: failed to open\n";
|
| - WriteLog(msg, sizeof(msg));
|
| - return;
|
| - }
|
| -#if defined(OS_ANDROID)
|
| - struct stat st;
|
| - if (fstat(dumpfd, &st) != 0) {
|
| -#else
|
| - struct kernel_stat st;
|
| - if (sys_fstat(dumpfd, &st) != 0) {
|
| -#endif
|
| - static const char msg[] = "Cannot upload crash dump: stat failed\n";
|
| - WriteLog(msg, sizeof(msg));
|
| - IGNORE_RET(sys_close(dumpfd));
|
| - return;
|
| - }
|
| -
|
| - google_breakpad::PageAllocator allocator;
|
| -
|
| - uint8_t* dump_data = reinterpret_cast<uint8_t*>(allocator.Alloc(st.st_size));
|
| - if (!dump_data) {
|
| - static const char msg[] = "Cannot upload crash dump: cannot alloc\n";
|
| - WriteLog(msg, sizeof(msg));
|
| - IGNORE_RET(sys_close(dumpfd));
|
| - return;
|
| - }
|
| -
|
| - sys_read(dumpfd, dump_data, st.st_size);
|
| - IGNORE_RET(sys_close(dumpfd));
|
| -
|
| - // We need to build a MIME block for uploading to the server. Since we are
|
| - // going to fork and run wget, it needs to be written to a temp file.
|
| -
|
| - const int ufd = sys_open("/dev/urandom", O_RDONLY, 0);
|
| - if (ufd < 0) {
|
| - static const char msg[] = "Cannot upload crash dump because /dev/urandom"
|
| - " is missing\n";
|
| - WriteLog(msg, sizeof(msg) - 1);
|
| - return;
|
| - }
|
| -
|
| - static const char temp_file_template[] =
|
| - "/tmp/chromium-upload-XXXXXXXXXXXXXXXX";
|
| - char temp_file[sizeof(temp_file_template)];
|
| - int temp_file_fd = -1;
|
| - if (info.upload) {
|
| - memcpy(temp_file, temp_file_template, sizeof(temp_file_template));
|
| -
|
| - for (unsigned i = 0; i < 10; ++i) {
|
| - uint64_t t;
|
| - sys_read(ufd, &t, sizeof(t));
|
| - write_uint64_hex(temp_file + sizeof(temp_file) - (16 + 1), t);
|
| -
|
| - temp_file_fd = sys_open(temp_file, O_WRONLY | O_CREAT | O_EXCL, 0600);
|
| - if (temp_file_fd >= 0)
|
| - break;
|
| - }
|
| -
|
| - if (temp_file_fd < 0) {
|
| - static const char msg[] = "Failed to create temporary file in /tmp: "
|
| - "cannot upload crash dump\n";
|
| - WriteLog(msg, sizeof(msg) - 1);
|
| - IGNORE_RET(sys_close(ufd));
|
| - return;
|
| - }
|
| - } else {
|
| - temp_file_fd = sys_open(info.filename, O_WRONLY, 0600);
|
| - if (temp_file_fd < 0) {
|
| - static const char msg[] = "Failed to save crash dump: failed to open\n";
|
| - WriteLog(msg, sizeof(msg) - 1);
|
| - IGNORE_RET(sys_close(ufd));
|
| - return;
|
| - }
|
| - }
|
| -
|
| - // The MIME boundary is 28 hyphens, followed by a 64-bit nonce and a NUL.
|
| - char mime_boundary[28 + 16 + 1];
|
| - my_memset(mime_boundary, '-', 28);
|
| - uint64_t boundary_rand;
|
| - sys_read(ufd, &boundary_rand, sizeof(boundary_rand));
|
| - write_uint64_hex(mime_boundary + 28, boundary_rand);
|
| - mime_boundary[28 + 16] = 0;
|
| - IGNORE_RET(sys_close(ufd));
|
| -
|
| - // The MIME block looks like this:
|
| - // BOUNDARY \r\n
|
| - // Content-Disposition: form-data; name="prod" \r\n \r\n
|
| - // Chrome_Linux \r\n
|
| - // BOUNDARY \r\n
|
| - // Content-Disposition: form-data; name="ver" \r\n \r\n
|
| - // 1.2.3.4 \r\n
|
| - // BOUNDARY \r\n
|
| - // Content-Disposition: form-data; name="guid" \r\n \r\n
|
| - // 1.2.3.4 \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero or one:
|
| - // Content-Disposition: form-data; name="ptime" \r\n \r\n
|
| - // abcdef \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero or one:
|
| - // Content-Disposition: form-data; name="ptype" \r\n \r\n
|
| - // abcdef \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero or more gpu entries:
|
| - // Content-Disposition: form-data; name="gpu-xxxxx" \r\n \r\n
|
| - // <gpu-xxxxx> \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero or one:
|
| - // Content-Disposition: form-data; name="lsb-release" \r\n \r\n
|
| - // abcdef \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero or more:
|
| - // Content-Disposition: form-data; name="url-chunk-1" \r\n \r\n
|
| - // abcdef \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero or one:
|
| - // Content-Disposition: form-data; name="channel" \r\n \r\n
|
| - // beta \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero or one:
|
| - // Content-Disposition: form-data; name="num-views" \r\n \r\n
|
| - // 3 \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero or one:
|
| - // Content-Disposition: form-data; name="num-extensions" \r\n \r\n
|
| - // 5 \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero to 10:
|
| - // Content-Disposition: form-data; name="extension-1" \r\n \r\n
|
| - // abcdefghijklmnopqrstuvwxyzabcdef \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero to 4:
|
| - // Content-Disposition: form-data; name="prn-info-1" \r\n \r\n
|
| - // abcdefghijklmnopqrstuvwxyzabcdef \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero or one:
|
| - // Content-Disposition: form-data; name="num-switches" \r\n \r\n
|
| - // 5 \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero to 15:
|
| - // Content-Disposition: form-data; name="switch-1" \r\n \r\n
|
| - // --foo \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // zero or one:
|
| - // Content-Disposition: form-data; name="oom-size" \r\n \r\n
|
| - // 1234567890 \r\n
|
| - // BOUNDARY \r\n
|
| - //
|
| - // Content-Disposition: form-data; name="dump"; filename="dump" \r\n
|
| - // Content-Type: application/octet-stream \r\n \r\n
|
| - // <dump contents>
|
| - // \r\n BOUNDARY -- \r\n
|
| -
|
| - MimeWriter writer(temp_file_fd, mime_boundary);
|
| - {
|
| -#if defined(OS_ANDROID)
|
| - static const char chrome_product_msg[] = "Chrome_Android";
|
| -#elif defined(OS_CHROMEOS)
|
| - static const char chrome_product_msg[] = "Chrome_ChromeOS";
|
| -#else // OS_LINUX
|
| - static const char chrome_product_msg[] = "Chrome_Linux";
|
| -#endif
|
| -
|
| -#if defined (OS_ANDROID)
|
| - base::android::BuildInfo* android_build_info =
|
| - base::android::BuildInfo::GetInstance();
|
| - static const char* version_msg =
|
| - android_build_info->package_version_code();
|
| - static const char android_build_id[] = "android_build_id";
|
| - static const char android_build_fp[] = "android_build_fp";
|
| - static const char device[] = "device";
|
| - static const char model[] = "model";
|
| - static const char brand[] = "brand";
|
| -#else
|
| - static const char version_msg[] = PRODUCT_VERSION;
|
| -#endif
|
| -
|
| - writer.AddBoundary();
|
| - writer.AddPairString("prod", chrome_product_msg);
|
| - writer.AddBoundary();
|
| - writer.AddPairString("ver", version_msg);
|
| - writer.AddBoundary();
|
| - writer.AddPairString("guid", info.guid);
|
| - writer.AddBoundary();
|
| - if (info.pid > 0) {
|
| - uint64_t pid_str_len = my_uint64_len(info.pid);
|
| - char* pid_buf = reinterpret_cast<char*>(allocator.Alloc(pid_str_len));
|
| - my_uint64tos(pid_buf, info.pid, pid_str_len);
|
| - writer.AddPairString("pid", pid_buf);
|
| - writer.AddBoundary();
|
| - }
|
| -#if defined(OS_ANDROID)
|
| - // Addtional MIME blocks are added for logging on Android devices.
|
| - writer.AddPairString(
|
| - android_build_id, android_build_info->android_build_id());
|
| - writer.AddBoundary();
|
| - writer.AddPairString(
|
| - android_build_fp, android_build_info->android_build_fp());
|
| - writer.AddBoundary();
|
| - writer.AddPairString(device, android_build_info->device());
|
| - writer.AddBoundary();
|
| - writer.AddPairString(model, android_build_info->model());
|
| - writer.AddBoundary();
|
| - writer.AddPairString(brand, android_build_info->brand());
|
| - writer.AddBoundary();
|
| -#endif
|
| - writer.Flush();
|
| - }
|
| -
|
| - if (info.process_start_time > 0) {
|
| - struct kernel_timeval tv;
|
| - if (!sys_gettimeofday(&tv, NULL)) {
|
| - uint64_t time = kernel_timeval_to_ms(&tv);
|
| - if (time > info.process_start_time) {
|
| - time -= info.process_start_time;
|
| - char time_str[kUint64StringSize];
|
| - const unsigned time_len = my_uint64_len(time);
|
| - my_uint64tos(time_str, time, time_len);
|
| -
|
| - static const char process_time_msg[] = "ptime";
|
| - writer.AddPairData(process_time_msg, sizeof(process_time_msg) - 1,
|
| - time_str, time_len);
|
| - writer.AddBoundary();
|
| - writer.Flush();
|
| - }
|
| - }
|
| - }
|
| -
|
| - if (info.process_type_length) {
|
| - writer.AddPairString("ptype", info.process_type);
|
| - writer.AddBoundary();
|
| - writer.Flush();
|
| - }
|
| -
|
| - // If GPU info is known, send it.
|
| - unsigned gpu_vendor_len = my_strlen(child_process_logging::g_gpu_vendor_id);
|
| - if (gpu_vendor_len) {
|
| - static const char vendor_msg[] = "gpu-venid";
|
| - static const char device_msg[] = "gpu-devid";
|
| - static const char driver_msg[] = "gpu-driver";
|
| - static const char psver_msg[] = "gpu-psver";
|
| - static const char vsver_msg[] = "gpu-vsver";
|
| -
|
| - writer.AddPairString(vendor_msg, child_process_logging::g_gpu_vendor_id);
|
| - writer.AddBoundary();
|
| - writer.AddPairString(device_msg, child_process_logging::g_gpu_device_id);
|
| - writer.AddBoundary();
|
| - writer.AddPairString(driver_msg, child_process_logging::g_gpu_driver_ver);
|
| - writer.AddBoundary();
|
| - writer.AddPairString(psver_msg, child_process_logging::g_gpu_ps_ver);
|
| - writer.AddBoundary();
|
| - writer.AddPairString(vsver_msg, child_process_logging::g_gpu_vs_ver);
|
| - writer.AddBoundary();
|
| - writer.Flush();
|
| - }
|
| -
|
| - if (info.distro_length) {
|
| - static const char distro_msg[] = "lsb-release";
|
| - writer.AddPairString(distro_msg, info.distro);
|
| - writer.AddBoundary();
|
| - writer.Flush();
|
| - }
|
| -
|
| - // For renderers and plugins.
|
| - if (info.crash_url_length) {
|
| - static const char url_chunk_msg[] = "url-chunk-";
|
| - static const unsigned kMaxUrlLength = 8 * MimeWriter::kMaxCrashChunkSize;
|
| - writer.AddPairDataInChunks(url_chunk_msg, sizeof(url_chunk_msg) - 1,
|
| - info.crash_url, std::min(info.crash_url_length, kMaxUrlLength),
|
| - MimeWriter::kMaxCrashChunkSize, false /* Don't strip whitespaces. */);
|
| - }
|
| -
|
| - if (my_strlen(child_process_logging::g_channel)) {
|
| - writer.AddPairString("channel", child_process_logging::g_channel);
|
| - writer.AddBoundary();
|
| - writer.Flush();
|
| - }
|
| -
|
| - if (my_strlen(child_process_logging::g_num_views)) {
|
| - writer.AddPairString("num-views", child_process_logging::g_num_views);
|
| - writer.AddBoundary();
|
| - writer.Flush();
|
| - }
|
| -
|
| - if (my_strlen(child_process_logging::g_num_extensions)) {
|
| - writer.AddPairString("num-extensions",
|
| - child_process_logging::g_num_extensions);
|
| - writer.AddBoundary();
|
| - writer.Flush();
|
| - }
|
| -
|
| - unsigned extension_ids_len =
|
| - my_strlen(child_process_logging::g_extension_ids);
|
| - if (extension_ids_len) {
|
| - static const char extension_msg[] = "extension-";
|
| - static const unsigned kMaxExtensionsLen =
|
| - kMaxReportedActiveExtensions * child_process_logging::kExtensionLen;
|
| - writer.AddPairDataInChunks(extension_msg, sizeof(extension_msg) - 1,
|
| - child_process_logging::g_extension_ids,
|
| - std::min(extension_ids_len, kMaxExtensionsLen),
|
| - child_process_logging::kExtensionLen,
|
| - false /* Don't strip whitespace. */);
|
| - }
|
| -
|
| - unsigned printer_info_len =
|
| - my_strlen(child_process_logging::g_printer_info);
|
| - if (printer_info_len) {
|
| - static const char printer_info_msg[] = "prn-info-";
|
| - static const unsigned kMaxPrnInfoLen =
|
| - kMaxReportedPrinterRecords * child_process_logging::kPrinterInfoStrLen;
|
| - writer.AddPairDataInChunks(printer_info_msg, sizeof(printer_info_msg) - 1,
|
| - child_process_logging::g_printer_info,
|
| - std::min(printer_info_len, kMaxPrnInfoLen),
|
| - child_process_logging::kPrinterInfoStrLen,
|
| - true);
|
| - }
|
| -
|
| - if (my_strlen(child_process_logging::g_num_switches)) {
|
| - writer.AddPairString("num-switches",
|
| - child_process_logging::g_num_switches);
|
| - writer.AddBoundary();
|
| - writer.Flush();
|
| - }
|
| -
|
| - unsigned switches_len =
|
| - my_strlen(child_process_logging::g_switches);
|
| - if (switches_len) {
|
| - static const char switch_msg[] = "switch-";
|
| - static const unsigned kMaxSwitchLen =
|
| - kMaxSwitches * child_process_logging::kSwitchLen;
|
| - writer.AddPairDataInChunks(switch_msg, sizeof(switch_msg) - 1,
|
| - child_process_logging::g_switches,
|
| - std::min(switches_len, kMaxSwitchLen),
|
| - child_process_logging::kSwitchLen,
|
| - true /* Strip whitespace since switches are padded to kSwitchLen. */);
|
| - }
|
| -
|
| - if (info.oom_size) {
|
| - char oom_size_str[kUint64StringSize];
|
| - const unsigned oom_size_len = my_uint64_len(info.oom_size);
|
| - my_uint64tos(oom_size_str, info.oom_size, oom_size_len);
|
| - static const char oom_size_msg[] = "oom-size";
|
| - writer.AddPairData(oom_size_msg, sizeof(oom_size_msg) - 1,
|
| - oom_size_str, oom_size_len);
|
| - writer.AddBoundary();
|
| - writer.Flush();
|
| - }
|
| -
|
| - writer.AddFileDump(dump_data, st.st_size);
|
| - writer.AddEnd();
|
| - writer.Flush();
|
| -
|
| - IGNORE_RET(sys_close(temp_file_fd));
|
| -#if defined(OS_ANDROID)
|
| - uint64_t pid_str_len = my_uint64_len(info.pid);
|
| - char* pid_buf = reinterpret_cast<char*>(allocator.Alloc(pid_str_len));
|
| - my_uint64tos(pid_buf, info.pid, pid_str_len);
|
| -
|
| - static const char* output_msg = "Output crash dump file:";
|
| - WriteLog(output_msg, my_strlen(output_msg));
|
| - unsigned filename_len = my_strlen(info.filename);
|
| - WriteLog(info.filename, filename_len);
|
| - // -1 because we won't need the null terminator on the original filename.
|
| - size_t done_filename_len = filename_len - 1 + pid_str_len;
|
| - char* done_filename = reinterpret_cast<char*>(
|
| - allocator.Alloc(done_filename_len));
|
| - // Rename the file such that the pid is the suffix in order to signal other
|
| - // processes that the minidump is complete. The advantage of using the pid as
|
| - // the suffix is that it is trivial to associate the minidump with the
|
| - // crashed process.
|
| - // Finally, note strncpy prevents null terminators from
|
| - // being copied. Pad the rest with 0's.
|
| - my_strncpy(done_filename, info.filename, done_filename_len);
|
| - // Append the suffix a null terminator should be added.
|
| - my_strncat(done_filename, pid_buf, pid_str_len);
|
| - // Rename the minidump file to signal that it is complete.
|
| - if (rename(info.filename, done_filename)) {
|
| - __android_log_write(ANDROID_LOG_WARN, "chromium", "Failed to rename:");
|
| - __android_log_write(ANDROID_LOG_WARN, "chromium", info.filename);
|
| - __android_log_write(ANDROID_LOG_WARN, "chromium", "to");
|
| - __android_log_write(ANDROID_LOG_WARN, "chromium", done_filename);
|
| - }
|
| -#endif
|
| -
|
| - if (!info.upload)
|
| - return;
|
| -
|
| - // The --header argument to wget looks like:
|
| - // --header=Content-Type: multipart/form-data; boundary=XYZ
|
| - // where the boundary has two fewer leading '-' chars
|
| - static const char header_msg[] =
|
| - "--header=Content-Type: multipart/form-data; boundary=";
|
| - char* const header = reinterpret_cast<char*>(allocator.Alloc(
|
| - sizeof(header_msg) - 1 + sizeof(mime_boundary) - 2));
|
| - memcpy(header, header_msg, sizeof(header_msg) - 1);
|
| - memcpy(header + sizeof(header_msg) - 1, mime_boundary + 2,
|
| - sizeof(mime_boundary) - 2);
|
| - // We grab the NUL byte from the end of |mime_boundary|.
|
| -
|
| - // The --post-file argument to wget looks like:
|
| - // --post-file=/tmp/...
|
| - static const char post_file_msg[] = "--post-file=";
|
| - char* const post_file = reinterpret_cast<char*>(allocator.Alloc(
|
| - sizeof(post_file_msg) - 1 + sizeof(temp_file)));
|
| - memcpy(post_file, post_file_msg, sizeof(post_file_msg) - 1);
|
| - memcpy(post_file + sizeof(post_file_msg) - 1, temp_file, sizeof(temp_file));
|
| -
|
| - const pid_t child = sys_fork();
|
| - if (!child) {
|
| - // Spawned helper process.
|
| - //
|
| - // This code is called both when a browser is crashing (in which case,
|
| - // nothing really matters any more) and when a renderer/plugin crashes, in
|
| - // which case we need to continue.
|
| - //
|
| - // Since we are a multithreaded app, if we were just to fork(), we might
|
| - // grab file descriptors which have just been created in another thread and
|
| - // hold them open for too long.
|
| - //
|
| - // Thus, we have to loop and try and close everything.
|
| - const int fd = sys_open("/proc/self/fd", O_DIRECTORY | O_RDONLY, 0);
|
| - if (fd < 0) {
|
| - for (unsigned i = 3; i < 8192; ++i)
|
| - IGNORE_RET(sys_close(i));
|
| - } else {
|
| - google_breakpad::DirectoryReader reader(fd);
|
| - const char* name;
|
| - while (reader.GetNextEntry(&name)) {
|
| - int i;
|
| - if (my_strtoui(&i, name) && i > 2 && i != fd)
|
| - IGNORE_RET(sys_close(i));
|
| - reader.PopEntry();
|
| - }
|
| -
|
| - IGNORE_RET(sys_close(fd));
|
| - }
|
| -
|
| - IGNORE_RET(sys_setsid());
|
| -
|
| - // Leave one end of a pipe in the wget process and watch for it getting
|
| - // closed by the wget process exiting.
|
| - int fds[2];
|
| - if (sys_pipe(fds) >= 0) {
|
| - const pid_t wget_child = sys_fork();
|
| - if (!wget_child) {
|
| - // Wget process.
|
| - IGNORE_RET(sys_close(fds[0]));
|
| - IGNORE_RET(sys_dup2(fds[1], 3));
|
| - static const char* const kWgetBinary = "/usr/bin/wget";
|
| - const char* args[] = {
|
| - kWgetBinary,
|
| - header,
|
| - post_file,
|
| - kUploadURL,
|
| - "--timeout=10", // Set a timeout so we don't hang forever.
|
| - "--tries=1", // Don't retry if the upload fails.
|
| - "-O", // output reply to fd 3
|
| - "/dev/fd/3",
|
| - NULL,
|
| - };
|
| -
|
| - execve(kWgetBinary, const_cast<char**>(args), environ);
|
| - static const char msg[] = "Cannot upload crash dump: cannot exec "
|
| - "/usr/bin/wget\n";
|
| - WriteLog(msg, sizeof(msg) - 1);
|
| - sys__exit(1);
|
| - }
|
| -
|
| - // Helper process.
|
| - if (wget_child > 0) {
|
| - IGNORE_RET(sys_close(fds[1]));
|
| - char id_buf[17]; // Crash report IDs are expected to be 16 chars.
|
| - ssize_t len = -1;
|
| - // Wget should finish in about 10 seconds. Add a few more 500 ms
|
| - // internals to account for process startup time.
|
| - for (size_t wait_count = 0; wait_count < 24; ++wait_count) {
|
| - struct kernel_pollfd poll_fd;
|
| - poll_fd.fd = fds[0];
|
| - poll_fd.events = POLLIN | POLLPRI | POLLERR;
|
| - int ret = sys_poll(&poll_fd, 1, 500);
|
| - if (ret < 0) {
|
| - // Error
|
| - break;
|
| - } else if (ret > 0) {
|
| - // There is data to read.
|
| - len = HANDLE_EINTR(sys_read(fds[0], id_buf, sizeof(id_buf) - 1));
|
| - break;
|
| - }
|
| - // ret == 0 -> timed out, continue waiting.
|
| - }
|
| - if (len > 0) {
|
| - // Write crash dump id to stderr.
|
| - id_buf[len] = 0;
|
| - static const char msg[] = "\nCrash dump id: ";
|
| - WriteLog(msg, sizeof(msg) - 1);
|
| - WriteLog(id_buf, my_strlen(id_buf));
|
| - WriteLog("\n", 1);
|
| -
|
| - // Write crash dump id to crash log as: seconds_since_epoch,crash_id
|
| - struct kernel_timeval tv;
|
| - if (g_crash_log_path && !sys_gettimeofday(&tv, NULL)) {
|
| - uint64_t time = kernel_timeval_to_ms(&tv) / 1000;
|
| - char time_str[kUint64StringSize];
|
| - const unsigned time_len = my_uint64_len(time);
|
| - my_uint64tos(time_str, time, time_len);
|
| -
|
| - int log_fd = sys_open(g_crash_log_path,
|
| - O_CREAT | O_WRONLY | O_APPEND,
|
| - 0600);
|
| - if (log_fd > 0) {
|
| - sys_write(log_fd, time_str, time_len);
|
| - sys_write(log_fd, ",", 1);
|
| - sys_write(log_fd, id_buf, my_strlen(id_buf));
|
| - sys_write(log_fd, "\n", 1);
|
| - IGNORE_RET(sys_close(log_fd));
|
| - }
|
| - }
|
| - }
|
| - if (sys_waitpid(wget_child, NULL, WNOHANG) == 0) {
|
| - // Wget process is still around, kill it.
|
| - sys_kill(wget_child, SIGKILL);
|
| - }
|
| - }
|
| - }
|
| -
|
| - // Helper process.
|
| - IGNORE_RET(sys_unlink(info.filename));
|
| - IGNORE_RET(sys_unlink(temp_file));
|
| - sys__exit(0);
|
| - }
|
| -
|
| - // Main browser process.
|
| - if (child <= 0)
|
| - return;
|
| - HANDLE_EINTR(sys_waitpid(child, NULL, 0));
|
| -}
|
| -
|
| -static bool CrashDone(const char* dump_path,
|
| - const char* minidump_id,
|
| - const bool upload,
|
| - const bool succeeded) {
|
| - // WARNING: this code runs in a compromised context. It may not call into
|
| - // libc nor allocate memory normally.
|
| - if (!succeeded)
|
| - return false;
|
| -
|
| - google_breakpad::PageAllocator allocator;
|
| - const unsigned dump_path_len = my_strlen(dump_path);
|
| - const unsigned minidump_id_len = my_strlen(minidump_id);
|
| - char* const path = reinterpret_cast<char*>(allocator.Alloc(
|
| - dump_path_len + 1 /* '/' */ + minidump_id_len +
|
| - 4 /* ".dmp" */ + 1 /* NUL */));
|
| - memcpy(path, dump_path, dump_path_len);
|
| - path[dump_path_len] = '/';
|
| - memcpy(path + dump_path_len + 1, minidump_id, minidump_id_len);
|
| - memcpy(path + dump_path_len + 1 + minidump_id_len, ".dmp", 4);
|
| - path[dump_path_len + 1 + minidump_id_len + 4] = 0;
|
| -
|
| - BreakpadInfo info;
|
| - info.filename = path;
|
| - info.process_type = "browser";
|
| - info.process_type_length = 7;
|
| - info.crash_url = NULL;
|
| - info.crash_url_length = 0;
|
| - info.guid = child_process_logging::g_client_id;
|
| - info.guid_length = my_strlen(child_process_logging::g_client_id);
|
| - info.distro = base::g_linux_distro;
|
| - info.distro_length = my_strlen(base::g_linux_distro);
|
| - info.upload = upload;
|
| - info.process_start_time = g_process_start_time;
|
| - info.oom_size = base::g_oom_size;
|
| - info.pid = 0;
|
| - HandleCrashDump(info);
|
| - return true;
|
| -}
|
| -
|
| -// Wrapper function, do not add more code here.
|
| -static bool CrashDoneNoUpload(const char* dump_path,
|
| - const char* minidump_id,
|
| - void* context,
|
| - bool succeeded) {
|
| - return CrashDone(dump_path, minidump_id, false, succeeded);
|
| -}
|
| -
|
| -#if !defined(OS_ANDROID)
|
| -// Wrapper function, do not add more code here.
|
| -static bool CrashDoneUpload(const char* dump_path,
|
| - const char* minidump_id,
|
| - void* context,
|
| - bool succeeded) {
|
| - return CrashDone(dump_path, minidump_id, true, succeeded);
|
| -}
|
| -#endif
|
| -
|
| -void EnableCrashDumping(bool unattended) {
|
| - g_is_crash_reporter_enabled = true;
|
| -
|
| - FilePath tmp_path("/tmp");
|
| - PathService::Get(base::DIR_TEMP, &tmp_path);
|
| -
|
| - FilePath dumps_path(tmp_path);
|
| - if (PathService::Get(chrome::DIR_CRASH_DUMPS, &dumps_path)) {
|
| - FilePath logfile =
|
| - dumps_path.AppendASCII(CrashUploadList::kReporterLogFilename);
|
| - std::string logfile_str = logfile.value();
|
| - const size_t crash_log_path_len = logfile_str.size() + 1;
|
| - g_crash_log_path = new char[crash_log_path_len];
|
| - strncpy(g_crash_log_path, logfile_str.c_str(), crash_log_path_len);
|
| - }
|
| - DCHECK(!g_breakpad);
|
| -#if defined(OS_ANDROID)
|
| - unattended = true;
|
| -#endif
|
| - if (unattended) {
|
| - g_breakpad = new google_breakpad::ExceptionHandler(
|
| - dumps_path.value().c_str(),
|
| - NULL,
|
| - CrashDoneNoUpload,
|
| - NULL,
|
| - true /* install handlers */);
|
| - } else {
|
| - g_breakpad = new google_breakpad::ExceptionHandler(
|
| - tmp_path.value().c_str(),
|
| - NULL,
|
| - CrashDoneUpload,
|
| - NULL,
|
| - true /* install handlers */);
|
| - }
|
| -}
|
| -
|
| -// Non-Browser = Extension, Gpu, Plugins, Ppapi and Renderer
|
| -static bool NonBrowserCrashHandler(const void* crash_context,
|
| - size_t crash_context_size,
|
| - void* context) {
|
| - const int fd = reinterpret_cast<intptr_t>(context);
|
| - int fds[2] = { -1, -1 };
|
| - if (sys_socketpair(AF_UNIX, SOCK_STREAM, 0, fds) < 0) {
|
| - static const char msg[] = "Failed to create socket for crash dumping.\n";
|
| - WriteLog(msg, sizeof(msg)-1);
|
| - return false;
|
| - }
|
| -
|
| - // On kernels with ptrace protection, e.g. Ubuntu 10.10+, the browser cannot
|
| - // ptrace this crashing process and crash dumping will fail. When using the
|
| - // SUID sandbox, this crashing process is likely to be in its own PID
|
| - // namespace, and thus there is no way to permit only the browser process to
|
| - // ptrace it.
|
| - // The workaround is to allow all processes to ptrace this process if we
|
| - // reach this point, by passing -1 as the allowed PID. However, support for
|
| - // passing -1 as the PID won't reach kernels until around the Ubuntu 12.04
|
| - // timeframe.
|
| - sys_prctl(PR_SET_PTRACER, -1);
|
| -
|
| - // Start constructing the message to send to the browser.
|
| - char guid[kGuidSize + 1] = {0};
|
| - char crash_url[kMaxActiveURLSize + 1] = {0};
|
| - char distro[kDistroSize + 1] = {0};
|
| - const size_t guid_len =
|
| - std::min(my_strlen(child_process_logging::g_client_id), kGuidSize);
|
| - const size_t crash_url_len =
|
| - std::min(my_strlen(child_process_logging::g_active_url),
|
| - kMaxActiveURLSize);
|
| - const size_t distro_len =
|
| - std::min(my_strlen(base::g_linux_distro), kDistroSize);
|
| - memcpy(guid, child_process_logging::g_client_id, guid_len);
|
| - memcpy(crash_url, child_process_logging::g_active_url, crash_url_len);
|
| - memcpy(distro, base::g_linux_distro, distro_len);
|
| -
|
| - char b; // Dummy variable for sys_read below.
|
| - const char* b_addr = &b; // Get the address of |b| so we can create the
|
| - // expected /proc/[pid]/syscall content in the
|
| - // browser to convert namespace tids.
|
| -
|
| - // The length of the control message:
|
| - static const unsigned kControlMsgSize = sizeof(fds);
|
| - static const unsigned kControlMsgSpaceSize = CMSG_SPACE(kControlMsgSize);
|
| - static const unsigned kControlMsgLenSize = CMSG_LEN(kControlMsgSize);
|
| -
|
| - const size_t kIovSize = 8;
|
| - struct kernel_msghdr msg;
|
| - my_memset(&msg, 0, sizeof(struct kernel_msghdr));
|
| - struct kernel_iovec iov[kIovSize];
|
| - iov[0].iov_base = const_cast<void*>(crash_context);
|
| - iov[0].iov_len = crash_context_size;
|
| - iov[1].iov_base = guid;
|
| - iov[1].iov_len = kGuidSize + 1;
|
| - iov[2].iov_base = crash_url;
|
| - iov[2].iov_len = kMaxActiveURLSize + 1;
|
| - iov[3].iov_base = distro;
|
| - iov[3].iov_len = kDistroSize + 1;
|
| - iov[4].iov_base = &b_addr;
|
| - iov[4].iov_len = sizeof(b_addr);
|
| - iov[5].iov_base = &fds[0];
|
| - iov[5].iov_len = sizeof(fds[0]);
|
| - iov[6].iov_base = &g_process_start_time;
|
| - iov[6].iov_len = sizeof(g_process_start_time);
|
| - iov[7].iov_base = &base::g_oom_size;
|
| - iov[7].iov_len = sizeof(base::g_oom_size);
|
| -
|
| - msg.msg_iov = iov;
|
| - msg.msg_iovlen = kIovSize;
|
| - char cmsg[kControlMsgSpaceSize];
|
| - my_memset(cmsg, 0, kControlMsgSpaceSize);
|
| - msg.msg_control = cmsg;
|
| - msg.msg_controllen = sizeof(cmsg);
|
| -
|
| - struct cmsghdr *hdr = CMSG_FIRSTHDR(&msg);
|
| - hdr->cmsg_level = SOL_SOCKET;
|
| - hdr->cmsg_type = SCM_RIGHTS;
|
| - hdr->cmsg_len = kControlMsgLenSize;
|
| - ((int*) CMSG_DATA(hdr))[0] = fds[0];
|
| - ((int*) CMSG_DATA(hdr))[1] = fds[1];
|
| -
|
| - if (HANDLE_EINTR(sys_sendmsg(fd, &msg, 0)) < 0) {
|
| - static const char errmsg[] = "Failed to tell parent about crash.\n";
|
| - WriteLog(errmsg, sizeof(errmsg)-1);
|
| - IGNORE_RET(sys_close(fds[1]));
|
| - return false;
|
| - }
|
| - IGNORE_RET(sys_close(fds[1]));
|
| -
|
| - if (HANDLE_EINTR(sys_read(fds[0], &b, 1)) != 1) {
|
| - static const char errmsg[] = "Parent failed to complete crash dump.\n";
|
| - WriteLog(errmsg, sizeof(errmsg)-1);
|
| - }
|
| -
|
| - return true;
|
| -}
|
| -
|
| -void EnableNonBrowserCrashDumping() {
|
| - const int fd = base::GlobalDescriptors::GetInstance()->Get(kCrashDumpSignal);
|
| - g_is_crash_reporter_enabled = true;
|
| - // We deliberately leak this object.
|
| - DCHECK(!g_breakpad);
|
| - g_breakpad = new google_breakpad::ExceptionHandler(
|
| - "" /* unused */, NULL, NULL, reinterpret_cast<void*>(fd), true);
|
| - g_breakpad->set_crash_handler(NonBrowserCrashHandler);
|
| -}
|
| -
|
| -void InitCrashReporter() {
|
| -#if defined(OS_ANDROID)
|
| - // This will guarantee that the BuildInfo has been initialized and subsequent
|
| - // calls will not require memory allocation.
|
| - base::android::BuildInfo::GetInstance();
|
| -#endif
|
| - // Determine the process type and take appropriate action.
|
| - const CommandLine& parsed_command_line = *CommandLine::ForCurrentProcess();
|
| - if (parsed_command_line.HasSwitch(switches::kDisableBreakpad))
|
| - return;
|
| -
|
| - const std::string process_type =
|
| - parsed_command_line.GetSwitchValueASCII(switches::kProcessType);
|
| - if (process_type.empty()) {
|
| - EnableCrashDumping(getenv(env_vars::kHeadless) != NULL);
|
| - } else if (process_type == switches::kRendererProcess ||
|
| - process_type == switches::kPluginProcess ||
|
| - process_type == switches::kPpapiPluginProcess ||
|
| - process_type == switches::kZygoteProcess ||
|
| - process_type == switches::kGpuProcess) {
|
| -#if defined(OS_ANDROID)
|
| - child_process_logging::SetClientId("Android");
|
| -#endif
|
| - // We might be chrooted in a zygote or renderer process so we cannot call
|
| - // GetCollectStatsConsent because that needs access the the user's home
|
| - // dir. Instead, we set a command line flag for these processes.
|
| - // Even though plugins are not chrooted, we share the same code path for
|
| - // simplicity.
|
| - if (!parsed_command_line.HasSwitch(switches::kEnableCrashReporter))
|
| - return;
|
| - // Get the guid and linux distro from the command line switch.
|
| - std::string switch_value =
|
| - parsed_command_line.GetSwitchValueASCII(switches::kEnableCrashReporter);
|
| - size_t separator = switch_value.find(",");
|
| - if (separator != std::string::npos) {
|
| - child_process_logging::SetClientId(switch_value.substr(0, separator));
|
| - base::SetLinuxDistro(switch_value.substr(separator + 1));
|
| - } else {
|
| - child_process_logging::SetClientId(switch_value);
|
| - }
|
| - EnableNonBrowserCrashDumping();
|
| - }
|
| -
|
| - // Set the base process start time value.
|
| - struct timeval tv;
|
| - if (!gettimeofday(&tv, NULL))
|
| - g_process_start_time = timeval_to_ms(&tv);
|
| - else
|
| - g_process_start_time = 0;
|
| -
|
| - logging::SetDumpWithoutCrashingFunction(&DumpProcess);
|
| -}
|
| -
|
| -bool IsCrashReporterEnabled() {
|
| - return g_is_crash_reporter_enabled;
|
| -}
|
|
|
Chromium Code Reviews
