[8.x](backport #41845) feat: drop init.d support and go-daemon binaries (#42719)

* feat: drop init.d support and go-daemon binaries (#41845)

* feat: drop init.d support and go-daemon binaries

remove init.d scripts
drop go-daemon dep and daemon binaries
cleanup mage tasks

* lint: fix linter issues

* docs: remove reference to init.d scripts

(cherry picked from commit 5fbf359)

* fix: update functionbeat magefile

---------

Co-authored-by: kruskall <99559985+kruskall@users.noreply.github.com>
Co-authored-by: Andrew Kroh <andrew.kroh@elastic.co>

Author: 3 people

NOTICE.txt

@@ -23023,43 +23023,6 @@ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 
---------------------------------------------------------------------------------
-Dependency : github.com/tsg/go-daemon
-Version: v0.0.0-20200207173439-e704b93fd89b
-Licence type (autodetected): BSD-3-Clause
---------------------------------------------------------------------------------
-
-Contents of probable licence file $GOMODCACHE/github.com/tsg/go-daemon@v0.0.0-20200207173439-e704b93fd89b/LICENSE:
-
-Copyright (c) 2013-2014 Alexandre Fiori. All rights reserved.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions are
-met:
-
-   * Redistributions of source code must retain the above copyright
-notice, this list of conditions and the following disclaimer.
-   * Redistributions in binary form must reproduce the above
-copyright notice, this list of conditions and the following disclaimer
-in the documentation and/or other materials provided with the
-distribution.
-   * The names of authors or contributors may NOT be used to endorse or
-promote products derived from this software without specific prior
-written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-
 --------------------------------------------------------------------------------
 Dependency : github.com/ugorji/go/codec
 Version: v1.1.8

auditbeat/magefile.go

@@ -65,21 +65,11 @@ func GolangCrossBuild() error {
 	)
 }
 
-// BuildGoDaemon builds the go-daemon binary (use crossBuildGoDaemon).
-func BuildGoDaemon() error {
-	return devtools.BuildGoDaemon()
-}
-
 // CrossBuild cross-builds the beat for all target platforms.
 func CrossBuild() error {
 	return devtools.CrossBuild()
 }
 
-// CrossBuildGoDaemon cross-builds the go-daemon binary using Docker.
-func CrossBuildGoDaemon() error {
-	return devtools.CrossBuildGoDaemon()
-}
-
 // AssembleDarwinUniversal merges the darwin/amd64 and darwin/arm64 into a single
 // universal binary using `lipo`. It assumes the darwin/amd64 and darwin/arm64
 // were built and only performs the merge.
@@ -100,7 +90,7 @@ func Package() {
 	auditbeat.CustomizePackaging(auditbeat.OSSPackaging)
 
 	mg.SerialDeps(Fields, Dashboards, Config, devtools.GenerateModuleIncludeListGo)
-	mg.Deps(CrossBuild, CrossBuildGoDaemon)
+	mg.Deps(CrossBuild)
 	mg.SerialDeps(devtools.Package, TestPackages)
 }
 

dev-tools/mage/godaemon.go

@@ -38,21 +38,11 @@ func GolangCrossBuild() error {
 	return devtools.GolangCrossBuild(devtools.DefaultGolangCrossBuildArgs())
 }
 
-// BuildGoDaemon builds the go-daemon binary (use crossBuildGoDaemon).
-func BuildGoDaemon() error {
-	return devtools.BuildGoDaemon()
-}
-
 // CrossBuild cross-builds the beat for all target platforms.
 func CrossBuild() error {
 	return devtools.CrossBuild()
 }
 
-// CrossBuildGoDaemon cross-builds the go-daemon binary using Docker.
-func CrossBuildGoDaemon() error {
-	return devtools.CrossBuildGoDaemon()
-}
-
 // AssembleDarwinUniversal merges the darwin/amd64 and darwin/arm64 into a single
 // universal binary using `lipo`. It's automatically invoked by CrossBuild whenever
 // the darwin/amd64 and darwin/arm64 are present.

dev-tools/mage/target/build/build.go

@@ -49,18 +49,12 @@ shared:
       /usr/share/{{.BeatName}}/kibana:
         source: _meta/kibana.generated
         mode: 0644
-      /usr/share/{{.BeatName}}/bin/{{.BeatName}}-god:
-        source: build/golang-crossbuild/god-{{.GOOS}}-{{.Platform.Arch}}
-        mode: 0755
       /usr/bin/{{.BeatName}}:
         template: '{{ elastic_beats_dir }}/dev-tools/packaging/templates/linux/beatname.sh.tmpl'
         mode: 0755
       /lib/systemd/system/{{.BeatServiceName}}.service:
         template: '{{ elastic_beats_dir }}/dev-tools/packaging/templates/linux/systemd.unit.tmpl'
         mode: 0644
-      /etc/init.d/{{.BeatServiceName}}:
-        template: '{{ elastic_beats_dir }}/dev-tools/packaging/templates/{{.PackageType}}/init.sh.tmpl'
-        mode: 0755
 
   # MacOS pkg spec for community beats.
   - &macos_beat_pkg_spec