From 9c6030bd1c992382467dba5e070077ea27e178d4 Mon Sep 17 00:00:00 2001
From: Sridhar Vemula <sridhav@users.noreply.github.com>
Date: Wed, 8 Jul 2020 12:00:58 -0700
Subject: [PATCH] using goreleaser for semver builds on sloop.  (#121)

* using goreleaser for semver builds on sloop. Integrated with travis ci and docker.

* fix: deploy script update to ignore new lines

* fix: deploy script update to ignore new lines

* fix: using make target instead of shell script as travis having issues with new lines

* fix: removed travis environment variable from makefile

* fix: updated build script
---
 .gitignore      |  1 +
 .goreleaser.yml | 52 +++++++++++++++++++++++++++++++++++++++++++++++++
 .travis.yml     |  8 +++++---
 Dockerfile      | 22 +++++++--------------
 Makefile        | 22 ++++++++++++++++-----
 5 files changed, 82 insertions(+), 23 deletions(-)
 create mode 100644 .goreleaser.yml

diff --git a/.gitignore b/.gitignore
index 76410e9..b8177ca 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 /data/
 coverage.out
 sloop.iml
+dist
\ No newline at end of file
diff --git a/.goreleaser.yml b/.goreleaser.yml
new file mode 100644
index 0000000..0204eb5
--- /dev/null
+++ b/.goreleaser.yml
@@ -0,0 +1,52 @@
+project_name: sloop
+builds:
+  - id: sloop
+    main: ./pkg/sloop/main.go
+    binary: sloop
+    ldflags:
+      - -s -installsuffix=cgo
+    goos:
+      - linux
+      - darwin
+      - windows
+    goarch:
+      - amd64
+archives:
+  - id: sloop
+    builds:
+      - sloop
+    files:
+      - ./pkg/sloop/webfiles/**/*
+dockers:
+  - goos: linux
+    goarch: amd64
+    builds:
+      - sloop
+    binaries:
+      - sloop
+    extra_files:
+      - pkg/sloop/webfiles
+    image_templates:
+      - "salesforce/sloop:latest"
+      - "salesforce/sloop:{{ .Tag }}"
+    dockerfile: Dockerfile
+    build_flag_templates:
+      - "--pull"
+      - "--label=org.opencontainers.image.created={{.Date}}"
+      - "--label=org.opencontainers.image.name={{.ProjectName}}"
+      - "--label=org.opencontainers.image.revision={{.FullCommit}}"
+      - "--label=org.opencontainers.image.version={{.Version}}"
+checksum:
+  name_template: 'checksums.txt'
+snapshot:
+  name_template: "{{ .Tag }}-next"
+changelog:
+  sort: desc
+  filters:
+    exclude:
+      - typo
+      - fix
+      - '^docs:'
+      - '^test:'
+      - Merge pull request
+      - Merge branch
diff --git a/.travis.yml b/.travis.yml
index b430105..ccd053c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,10 +10,12 @@ script:
   - make
 
 before_deploy:
-  - echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin
+  - test -n "$TRAVIS_TAG" && echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin
 
 deploy:
   provider: script
-  script:  make docker-push
+  skip_cleanup: true
+  script:
+    - make release
   on:
-    branch: master
\ No newline at end of file
+    tags: true
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 0edf880..9a99ccd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,20 +1,12 @@
-FROM golang:1.13 AS build
-
-WORKDIR /sloop
-COPY go.mod go.sum ./
-
-RUN go mod download
-
-COPY pkg ./pkg
-
-RUN curl -o /sloop/aws-iam-authenticator https://amazon-eks.s3-us-west-2.amazonaws.com/1.14.6/2019-08-22/bin/linux/amd64/aws-iam-authenticator \
+FROM alpine as build
+RUN apk add --no-cache curl
+RUN curl -o /aws-iam-authenticator https://amazon-eks.s3-us-west-2.amazonaws.com/1.14.6/2019-08-22/bin/linux/amd64/aws-iam-authenticator \
   && wait \
-  && chmod +x /sloop/aws-iam-authenticator
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags "-s" -installsuffix cgo -o sloop ./pkg/sloop
+  && chmod +x /aws-iam-authenticator
 
 FROM gcr.io/distroless/base
-COPY --from=build /sloop/sloop /sloop
-COPY --from=build /sloop/pkg/sloop/webfiles /pkg/sloop/webfiles
-COPY --from=build /sloop/aws-iam-authenticator /aws-iam-authenticator
+COPY sloop /sloop
+COPY pkg/sloop/webfiles /pkg/sloop/webfiles
+COPY --from=build /aws-iam-authenticator /aws-iam-authenticator
 ENV PATH="/:${PATH}"
 CMD ["/sloop"]
diff --git a/Makefile b/Makefile
index 5ef6fe8..be0d6a9 100644
--- a/Makefile
+++ b/Makefile
@@ -13,12 +13,16 @@ run:
 linux:
 	CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go install -ldflags "-s" -installsuffix cgo -v ./pkg/...
 
-docker:
-	docker build . -t sloop
+goreleaser:
+	 @if [ ! -f "$(GOPATH)/bin/goreleaser" ];then \
+   		curl -sfL https://install.goreleaser.com/github.com/goreleaser/goreleaser.sh | sh -s -- -b "$(GOPATH)/bin/"; \
+   	 fi
 
-docker-push: docker
-	docker tag sloop:latest sloopimage/sloop:latest
-	docker push sloopimage/sloop:latest
+docker-snapshot: goreleaser
+	$(GOPATH)/bin/goreleaser release --snapshot --rm-dist
+
+docker: goreleaser
+	$(GOPATH)/bin/goreleaser release --rm-dist --skip-publish
 
 generate:
 	go generate ./pkg/...
@@ -35,3 +39,11 @@ protobuf:
 cover:
 	go test ./pkg/... -coverprofile=coverage.out
 	go tool cover -html=coverage.out
+
+release:
+	@if [ ! -z "$(GITHUB_TOKEN)" ];then \
+    	curl -sfL https://git.io/goreleaser | sh -s -- release --rm-dist;\
+  	else \
+  	  	curl -sfL https://git.io/goreleaser | sh -s -- release --rm-dist --skip-publish && \
+        docker push salesforce/sloop;\
+  	fi
\ No newline at end of file