Add default smart-multi-line.fsm config for syslog-ng

The config file is taken from the syslog-ng upstream repository. It got added for the syslog-ng 4.2.0 release and remained unchanged since then (as of April 2024).

https://github.com/syslog-ng/syslog-ng/blob/syslog-ng-4.2.0/lib/multi-line/smart-multi-line.fsm

image/services/syslog-ng/smart-multi-line.fsm

@@ -0,0 +1,83 @@
+#
+# Copyright 2023 Balazs Scheidler
+# Copyright 2016 Google Inc. All rights reserved.
+#
+# Licensed 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.
+#
+# The regular expressions were extracted from
+# https://github.com/GoogleCloudPlatform/fluent-plugin-detect-exceptions
+# and converted into a TSV format by Balazs Scheidler.
+#
+# List of tab separated fields
+#
+# comma-separated-states /regexp/ new_state
+#
+
+# java
+start_state,java_start_exception	/(?:Exception|Error|Throwable|V8 errors stack trace)[:\r\n]/	java_after_exception
+java_after_exception	/^[\t ]*nested exception is:[\t ]*/	java_start_exception
+java_after_exception	/^[\r\n]*$/	java_after_exception
+java_after_exception,java	/^[\t ]+(?:eval )?at /	java
+java_after_exception,java	/^[\t ]+--- End of inner exception stack trace ---$/	java
+java_after_exception,java	/^--- End of stack trace from previous location where exception was thrown ---$/	java
+java_after_exception,java	/^[\t ]*(?:Caused by|Suppressed):/	java_after_exception
+java_after_exception,java	/^[\t ]*... \d+ (?:more|common frames omitted)/	java
+
+# python
+start_state	/^Traceback \(most recent call last\):$/	python
+python	/^[\t ]*File /	python_code
+python_code	/[^\t ]/	python
+python	/^(?:[^\s.():]+\.)*[^\s.():]+:/	start_state
+
+# PHP
+start_state	/(?:PHP\ (?:Notice|Parse\ error|Fatal\ error|Warning):)|(?:exception\ '[^']+'\ with\ message\ ')/	php_stack_begin
+php_stack_begin	/^Stack trace:/	php_stack_frames
+php_stack_frames	/^#\d/	php_stack_frames
+php_stack_frames	/^\s+thrown in /	start_state
+
+# Go
+start_state	/\bpanic: /	go_after_panic
+start_state	/http: panic serving/	go_goroutine
+go_after_panic,go_after_signal,go_frame_1	/^$/	go_goroutine
+go_after_panic	/^\[signal /	go_after_signal
+go_goroutine	/^goroutine \d+ \[[^\]]+\]:$/	go_frame_1
+go_frame_1	/^(?:[^\s.:]+\.)*[^\s.():]+\(|^created by /	go_frame_2
+go_frame_2	/^\s/	go_frame_1
+
+# Ruby
+start_state	/Error \(.*\):$/	ruby_before_rails_trace
+ruby_before_rails_trace	/^  $/	ruby
+ruby_before_rails_trace	/^[\t ]+.*?\.rb:\d+:in `/	ruby
+ruby	/^[\t ]+.*?\.rb:\d+:in `/	ruby
+
+# Dart
+start_state	/^Unhandled exception:$/	dart_exc
+dart_exc	/^(Instance of)|(Exception)|(Bad state)|(IntegerDivisionByZeroException)|(Invalid argument)|(RangeError)|(Assertion failed)|(Cannot instantiate)|(Reading static variable)|(UnimplementedError)|(Unsupported operation)|(Concurrent modification)|(Out of Memory)|(Stack Overflow)/	dart_stack
+dart_exc	/^'.+?':.+?$/	dart_type_err_1
+dart_type_err_1	/^#\d+\s+.+?\(.+?\)$/	dart_stack
+dart_type_err_1	/^.+?$/	dart_type_err_2
+dart_type_err_2	/^.*?\^.*?$/	dart_type_err_3
+dart_type_err_3	/^$/	dart_type_err_4
+dart_type_err_4	/^$/	dart_stack
+dart_exc	/^FormatException/	dart_format_err_1
+dart_format_err_1	/^#\d+\s+.+?\(.+?\)$/	dart_stack
+dart_format_err_1	/^./	dart_format_err_2
+dart_format_err_2	/^.*?\^/	dart_format_err_3
+dart_format_err_3	/^$/	dart_stack
+dart_exc	/^NoSuchMethodError:/	dart_method_err_1
+dart_method_err_1	/^Receiver:/	dart_method_err_2
+dart_method_err_2	/^Tried calling:/	dart_method_err_3
+dart_method_err_3	/^Found:/	dart_stack
+dart_method_err_3	/^#\d+\s+.+?\(.+?\)$/	dart_stack
+dart_stack	/^#\d+\s+.+?\(.+?\)$/	dart_stack
+dart_stack	/^<asynchronous suspension>$/	dart_stack

image/services/syslog-ng/syslog-ng.sh

@@ -9,6 +9,7 @@ SYSLOG_NG_BUILD_PATH=/bd_build/services/syslog-ng
 $minimal_apt_get_install syslog-ng-core
 cp $SYSLOG_NG_BUILD_PATH/syslog-ng.init /etc/my_init.d/10_syslog-ng.init
 cp $SYSLOG_NG_BUILD_PATH/syslog-ng.shutdown /etc/my_init.post_shutdown.d/10_syslog-ng.shutdown
+cp $SYSLOG_NG_BUILD_PATH/smart-multi-line.fsm /usr/share/syslog-ng/smart-multi-line.fsm
 mkdir -p /var/lib/syslog-ng
 cp $SYSLOG_NG_BUILD_PATH/syslog_ng_default /etc/default/syslog-ng
 touch /var/log/syslog