Merge pull request #6 from SalesLoft/dockerfile-support

added dockerfile and build instructions

Author: cmoad

.dockerignore

@@ -0,0 +1,8 @@
+# ignore everything
+**
+
+# include src content
+!go.mod
+!go.sum
+!*.go
+!cmd

CHANGELOG.md

@@ -4,6 +4,14 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 Every release, along with the migration instructions, is documented on the Github [Releases page](https://github.com/SalesLoft/gorollout/releases).
 
+### v1.1.2
+
+Added Dockerfile
+
+### v1.1.1
+
+Security updates and updated golang to v1.18
+
 ### v1.1.0
 
 Added support for controlling the randomizing percentage between feature flags. Setting to false will ensure that features are active for the same teams when rolled out the same percentage.

Dockerfile

@@ -0,0 +1,19 @@
+ARG go_version=1.18
+FROM golang:${go_version}-alpine as build
+
+WORKDIR /src
+
+# install dependencies
+ARG GOPROXY=https://proxy.golang.org
+COPY go.mod go.sum ./
+RUN go mod download
+
+COPY feature.go manager.go ./
+COPY cmd ./cmd
+
+RUN CGO_ENABLED=0 go build -o /rollout ./cmd/rollout/main.go
+
+FROM scratch
+
+COPY --from=build /rollout /rollout
+CMD [ "/rollout" ]

README.md

@@ -57,3 +57,8 @@ func main() {
 ## Command Line Interface (CLI)
 
 gorollout also includes a [command line interface](cmd/rollout/README.md) for viewing and managing feature flags.
+
+## Building and pushing the Docker image
+
+    docker buildx create --use
+    docker buildx build --platform linux/amd64,linux/arm64/v8 -t salesloft/gorollout:v1.1.2 . --push