Add plan for Logstash 5

Signed-off-by: Seth Chisamore <schisamo@chef.io>

logstash/config/logstash.conf

@@ -0,0 +1,8 @@
+input {
+  file {
+    path => "{{pkg.svc_var_path}}/log/logstash-plain.log"
+  }
+}
+output {
+  stdout { codec => rubydebug }
+}

logstash/hooks/init

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+exec 2>&1
+
+mkdir -p {{pkg.svc_var_path}}/data
+mkdir -p {{pkg.svc_var_path}}/log

logstash/hooks/run

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+exec 2>&1
+
+export USE_RUBY=1
+
+exec {{pkg.path}}/bin/logstash \
+  --path.config {{pkg.svc_config_path}} \
+  --path.data {{pkg.svc_var_path}}/data \
+  --path.logs {{pkg.svc_var_path}}/log \
+  --path.settings {{pkg.path}}/settings

logstash/plan.sh

@@ -0,0 +1,27 @@
+pkg_origin=core
+pkg_name=logstash
+pkg_version=5.0.2
+pkg_maintainer="The Habitat Maintainers <humans@habitat.sh>"
+pkg_license=(Apache-2.0)
+pkg_source=https://artifacts.elastic.co/downloads/${pkg_name}/${pkg_name}-${pkg_version}.tar.gz
+pkg_shasum=eff45f965118b6ef767f719d85f6dbca438ea2daa5e901907a32fa5bf1a70d9c
+pkg_deps=(core/bash core/jre8 core/jruby1)
+pkg_build_deps=(core/bash)
+pkg_bin_dirs=(bin)
+pkg_lib_dirs=(lib)
+
+do_build() {
+  return 0
+}
+
+do_install() {
+  mkdir -p $pkg_prefix
+  cp -r * $pkg_prefix
+  # The `config/' directory is special in Habitat so we'll just move
+  # the various config files that ship with Logstash into `settings'
+  # as Logstash refers to this location as SETTINGS_DIR.
+  mv $pkg_prefix/config $pkg_prefix/settings
+  rm -rf $pkg_prefix/data
+  rm -rf $pkg_prefix/vendor/jruby
+  fix_interpreter "${pkg_prefix}/bin/*" core/bash bin/sh
+}