Start of setup for Logstash's log4j2 integration

Rakefile

@@ -9,30 +9,3 @@ task :install_jars do
   ENV['JARS_VENDOR'] = 'false'
   Jars::Installer.new.vendor_jars!(false)
 end
-
-def colourize(text, color_code)
-  "\e[#{color_code}m#{text}\e[0m"
-end
-
-desc 'Pre-release checks'
-task :pre_release_checks do
-
-  if `git status --porcelain`.chomp.length > 0
-    warn colourize(' ✘ ', 31) + 'You have unstaged or uncommitted changes! Please only release from a clean working directory!'
-  else
-    puts colourize(" ✔ ", 32) + ' No un-staged commits'
-  end
-
-  spec = Gem::Specification::load("logstash-output-jdbc.gemspec")
-  expected_tag_name = "v#{spec.version}"
-
-  current_tag_name = `git describe --exact-match --tags HEAD 2>&1`.chomp
-  if $?.success? and current_tag_name == expected_tag_name
-    puts colourize(' ✔ ', 32) + 'Tag matches current HEAD'
-  elsif $?.success? and current_tag_name == expected_tag_name
-    warn colourize(' ✘ ', 31) + "Expected git tag to be '#{expected_tag_name}', but got '#{current_tag_name}'." 
-  else
-    warn colourize(' ✘ ', 31) + "Expected git tag to be '#{expected_tag_name}, but got nothing."
-  end
-  
-end

examples/cockroachdb.md

@@ -0,0 +1,18 @@
+# Example: CockroachDB
+  - Tested using postgresql-9.4.1209.jre6.jar
+  - **Warning** cockroach is known to throw a warning on connection test (at time of writing), thus the connection test is explicitly disabled.
+
+```
+input
+{
+    stdin { }
+}
+output {
+    jdbc {
+        driver_jar_path => '/opt/postgresql-9.4.1209.jre6.jar'
+        connection_test => false
+        connection_string => 'jdbc:postgresql://127.0.0.1:26257/test?user=root'
+        statement => [ "INSERT INTO log (host, timestamp, message) VALUES(?, CAST (? AS timestamp), ?)", "host", "@timestamp", "message" ]
+    }
+}
+```

log4j2.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Configuration>
+  <Appenders>
+    <File name="file" fileName="log4j2.log">
+      <PatternLayout pattern="%d{yyyy-mm-dd HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"/>
+    </File>
+  </Appenders>
+
+  <Loggers>
+    <!-- If we need to figure out whats happening for development purposes, disable this -->
+    <Logger name="com.zaxxer.hikari" level="off" />
+
+    <Root level="debug">
+      <AppenderRef ref="file"/>
+    </Root>
+  </Loggers>
+</Configuration>

logstash-output-jdbc.gemspec

@@ -22,11 +22,11 @@ Gem::Specification.new do |s|
   s.metadata = { 'logstash_plugin' => 'true', 'logstash_group' => 'output' }
 
   # Gem dependencies
-  s.add_runtime_dependency 'logstash-core-plugin-api', '~> 2.0'
+  s.add_runtime_dependency 'logstash-core-plugin-api', '>= 1.60', '<= 2.99'
   s.add_runtime_dependency 'stud'
   s.add_runtime_dependency 'logstash-codec-plain'
 
-  s.requirements << "jar 'com.zaxxer:HikariCP', '2.4.6'"
+  s.requirements << "jar 'com.zaxxer:HikariCP', '2.4.7'"
   s.requirements << "jar 'org.slf4j:slf4j-log4j12', '1.7.21'"
 
   s.add_development_dependency 'jar-dependencies'

spec/jdbc_spec_helper.rb

@@ -20,7 +20,9 @@ RSpec.shared_context 'when initializing' do
 end
 
 RSpec.shared_context 'when outputting messages' do
-  let(:logger) { double("logger") }
+  let(:logger) { 
+    double("logger")
+  }
 
   let(:jdbc_test_table) do
     'logstash_output_jdbc_test'
@@ -50,7 +52,16 @@ RSpec.shared_context 'when outputting messages' do
 
   let(:plugin) do
     # Setup logger
-    expect(LogStash::Ouputs::Jdbc).to receive(:logger).and_return(logger).at_least(:once)
+    allow(LogStash::Outputs::Jdbc).to receive(:logger).and_return(logger)
+    
+    # XXX: Suppress reflection logging. There has to be a better way around this.
+    allow(logger).to receive(:debug).with(/config LogStash::/)
+
+    # Suppress beta warnings.
+    allow(logger).to receive(:info).with(/Please let us know if you find bugs or have suggestions on how to improve this plugin./)
+
+    # Suppress start up messages.
+    expect(logger).to receive(:info).once.with(/JDBC - Starting up/)
 
     # Setup plugin
     output = LogStash::Plugin.lookup('output', 'jdbc').new(jdbc_settings)