package discovery-engine as a systemd service

Signed-off-by: Ankur Kothiwal <ankur.kothiwal@accuknox.com>

Author: Ankurk99

src/.goreleaser.yml

@@ -1,12 +1,15 @@
-# This is an example .goreleaser.yml file with some sensible defaults.
-# Make sure to check the documentation at https://goreleaser.com
+project_name: discovery-engine
+
 before:
   hooks:
     # You may remove this if you don't use go modules.
     - go mod tidy
     # you may remove this if you don't need go generate
     - go generate ./...
+
 builds:
+  - binary: discovery-engine
+    id: discovery-engine
   - env:
       - CGO_ENABLED=1
     goos:
@@ -15,13 +18,62 @@ builds:
         #- darwin
     goarch:
       - amd64
+      
 archives:
+  - id: "discovery-engine"
+    builds:
+      - "discovery-engine"
+    name_template: "{{.ProjectName}}_{{.Version}}_{{.Os}}-{{.Arch}}"
+    files:
+      - src: ./conf/local-file.yaml
+        dst: /opt/discovery-engine/local-file.yaml
+        strip_parent: true
+      - src: ./packaging/discovery-engine.service
+        dst: /usr/lib/systemd/system
+        strip_parent: true
   - replacements:
       darwin: Darwin
       linux: Linux
       windows: Windows
       386: i386
       amd64: x86_64
+
+nfpms:
+  - id: "discovery-engine"
+    builds:
+      - "discovery-engine"
+    formats:
+      - deb
+      - rpm
+    replaces:
+      - discovery-engine
+    maintainer: "Ankur Kothiwal <ankur.kothiwal@accuknox.com>"
+    description: |
+      Auto policy discovery engine
+    file_name_template: "{{.ProjectName}}_{{.Version}}_{{.Os}}-{{.Arch}}"
+    bindir: /
+    contents:
+      - dst: /opt/discovery-engine
+        type: dir
+      - src: ./conf/local-file.yaml
+        dst: /opt/discovery-engine/local-file.yaml
+        type: config
+      - src: ./packaging/discovery-engine.service
+        dst: /usr/lib/systemd/system/discovery-engine.service
+        type: config
+      - src: /opt/src/discovery-engine
+        dst: /usr/local/bin/discovery-engine
+        type: symlink
+    scripts:
+      postinstall: packaging/post-install.sh
+    overrides:
+      deb:
+        dependencies:
+          - make
+      rpm:
+        dependencies:
+          - make
+
 checksum:
   name_template: 'checksums.txt'
 snapshot:

src/Makefile

@@ -38,3 +38,27 @@ clean:
 .PHONY: image
 image:
 	cd $(CURDIR)/build; $(MAKE)
+
+.PHONY: systemd-deb
+systemd-deb: build
+ifeq (, $(shell which nfpm))
+	@{ \
+	set -e ;\
+	go install github.com/goreleaser/nfpm/v2/cmd/nfpm@latest
+	}
+endif
+	cd $(CURDIR); VERSION=$(shell git describe --tags --always --dirty) nfpm pkg --packager deb
+
+.PHONY: systemd-rpm
+systemd-rpm: build
+ifeq (, $(shell which nfpm))
+	@{ \
+	set -e ;\
+	go install github.com/goreleaser/nfpm/v2/cmd/nfpm@latest
+	}
+endif
+	cd $(CURDIR); VERSION=$(shell git describe --tags --always --dirty) nfpm pkg --packager rpm
+
+.PHONY: systemd
+systemd: systemd-deb systemd-rpm
+

src/packaging/discovery-engine.service

@@ -0,0 +1,12 @@
+[Unit]
+Description=discovery-engine
+
+[Service]
+User=root
+KillMode=process
+Environment=/opt/discovery-engine/local-file.yaml
+WorkingDirectory=/opt/discovery-engine/
+ExecStart=/opt/discovery-engine/src/discovery-engine
+
+[Install]
+WantedBy=multi-user.target

src/packaging/post-install.sh

@@ -0,0 +1,4 @@
+set -e
+
+/bin/systemctl daemon-reload
+/bin/systemctl start discovery-engine.service