| /* |
| * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| #include "precompiled.hpp" |
| #include "logging/logConfiguration.hpp" |
| #include "logging/logDecorations.hpp" |
| #include "prims/jvm.h" |
| #include "runtime/os.inline.hpp" |
| #include "runtime/thread.inline.hpp" |
| #include "services/management.hpp" |
| |
| jlong LogDecorations::_vm_start_time_millis = 0; |
| const char* LogDecorations::_host_name = ""; |
| |
| LogDecorations::LogDecorations(LogLevelType level, const LogTagSet &tagset, const LogDecorators &decorators) |
| : _level(level), _tagset(tagset), _millis(-1) { |
| create_decorations(decorators); |
| } |
| |
| void LogDecorations::initialize(jlong vm_start_time) { |
| char buffer[1024]; |
| if (os::get_host_name(buffer, sizeof(buffer))){ |
| _host_name = os::strdup_check_oom(buffer); |
| } |
| _vm_start_time_millis = vm_start_time; |
| } |
| |
| void LogDecorations::create_decorations(const LogDecorators &decorators) { |
| char* position = _decorations_buffer; |
| #define DECORATOR(full_name, abbr) \ |
| if (decorators.is_decorator(LogDecorators::full_name##_decorator)) { \ |
| _decoration_offset[LogDecorators::full_name##_decorator] = position; \ |
| position = create_##full_name##_decoration(position) + 1; \ |
| } |
| DECORATOR_LIST |
| #undef DECORATOR |
| } |
| |
| jlong LogDecorations::java_millis() { |
| if (_millis < 0) { |
| _millis = os::javaTimeMillis(); |
| } |
| return _millis; |
| } |
| |
| #define ASSERT_AND_RETURN(written, pos) \ |
| assert(written >= 0, "Decorations buffer overflow"); \ |
| return pos + written; |
| |
| char* LogDecorations::create_time_decoration(char* pos) { |
| char* buf = os::iso8601_time(pos, 29); |
| int written = buf == NULL ? -1 : 29; |
| ASSERT_AND_RETURN(written, pos) |
| } |
| |
| char* LogDecorations::create_utctime_decoration(char* pos) { |
| char* buf = os::iso8601_time(pos, 29, true); |
| int written = buf == NULL ? -1 : 29; |
| ASSERT_AND_RETURN(written, pos) |
| } |
| |
| char * LogDecorations::create_uptime_decoration(char* pos) { |
| int written = jio_snprintf(pos, DecorationsBufferSize - (pos - _decorations_buffer), "%.3fs", os::elapsedTime()); |
| ASSERT_AND_RETURN(written, pos) |
| } |
| |
| char * LogDecorations::create_timemillis_decoration(char* pos) { |
| int written = jio_snprintf(pos, DecorationsBufferSize - (pos - _decorations_buffer), INT64_FORMAT "ms", java_millis()); |
| ASSERT_AND_RETURN(written, pos) |
| } |
| |
| char * LogDecorations::create_uptimemillis_decoration(char* pos) { |
| int written = jio_snprintf(pos, DecorationsBufferSize - (pos - _decorations_buffer), |
| INT64_FORMAT "ms", java_millis() - _vm_start_time_millis); |
| ASSERT_AND_RETURN(written, pos) |
| } |
| |
| char * LogDecorations::create_timenanos_decoration(char* pos) { |
| int written = jio_snprintf(pos, DecorationsBufferSize - (pos - _decorations_buffer), INT64_FORMAT "ns", os::javaTimeNanos()); |
| ASSERT_AND_RETURN(written, pos) |
| } |
| |
| char * LogDecorations::create_uptimenanos_decoration(char* pos) { |
| int written = jio_snprintf(pos, DecorationsBufferSize - (pos - _decorations_buffer), INT64_FORMAT "ns", os::elapsed_counter()); |
| ASSERT_AND_RETURN(written, pos) |
| } |
| |
| char * LogDecorations::create_pid_decoration(char* pos) { |
| int written = jio_snprintf(pos, DecorationsBufferSize - (pos - _decorations_buffer), "%d", os::current_process_id()); |
| ASSERT_AND_RETURN(written, pos) |
| } |
| |
| char * LogDecorations::create_tid_decoration(char* pos) { |
| int written = jio_snprintf(pos, DecorationsBufferSize - (pos - _decorations_buffer), |
| INTX_FORMAT, os::current_thread_id()); |
| ASSERT_AND_RETURN(written, pos) |
| } |
| |
| char* LogDecorations::create_level_decoration(char* pos) { |
| // Avoid generating the level decoration because it may change. |
| // The decoration() method has a special case for level decorations. |
| return pos; |
| } |
| |
| char* LogDecorations::create_tags_decoration(char* pos) { |
| int written = _tagset.label(pos, DecorationsBufferSize - (pos - _decorations_buffer)); |
| ASSERT_AND_RETURN(written, pos) |
| } |
| |
| char* LogDecorations::create_hostname_decoration(char* pos) { |
| int written = jio_snprintf(pos, DecorationsBufferSize - (pos - _decorations_buffer), "%s", _host_name); |
| ASSERT_AND_RETURN(written, pos) |
| } |
| |