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A server for showing a svg badge with the deployment reference
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,20 +1,29 @@ | ||
| DOCKER_IMAGE := toolhouse/verify-deployment-manifest | ||
| COMMIT := $(strip $(shell git rev-parse --short HEAD)) | ||
| VERSION := $(strip $(shell git describe --always --dirty)) | ||
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| .PHONY: docker-build docker-push help | ||
| .DEFAULT_GOAL := help | ||
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| docker-image: ## Build a docker image | ||
| docker-images: ## Build a docker image | ||
| docker build \ | ||
| --build-arg BUILD_DATE=`date -u +"%Y-%m-%dT%H:%M:%SZ"` \ | ||
| --build-arg VERSION=$(VERSION) \ | ||
| --build-arg VCS_REF=$(COMMIT) \ | ||
| -t $(DOCKER_IMAGE):$(VERSION) \ | ||
| -t toolhouse/verify-deployment-manifest:$(VERSION) \ | ||
| -f ./cmd/verify-deployment-manifest/Dockerfile \ | ||
| . | ||
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| docker build \ | ||
| --build-arg BUILD_DATE=`date -u +"%Y-%m-%dT%H:%M:%SZ"` \ | ||
| --build-arg VERSION=$(VERSION) \ | ||
| --build-arg VCS_REF=$(COMMIT) \ | ||
| -t toolhouse/deployment-badge-server:$(VERSION) \ | ||
| -f ./cmd/deployment-badge-server/Dockerfile \ | ||
| . | ||
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| docker-push: ## Push the docker image to DockerHub | ||
| docker push $(DOCKER_IMAGE):$(VERSION) | ||
| docker push toolhouse/verify-deployment-manifest:$(VERSION) | ||
| docker push toolhouse/deployment-badge-server:$(VERSION) | ||
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| help: ## Print available commands | ||
| @grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}' |
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| @@ -0,0 +1,44 @@ | ||
| ARG GO_VERSION=1.12.1 | ||
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| FROM golang:${GO_VERSION}-alpine as builder | ||
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| # Install git (required to fetch dependencies) | ||
| RUN apk update && apk add git && rm -rf /var/cache/apk/* | ||
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| # Build Settings | ||
| ENV CGO_ENABLED=0 | ||
| ENV GOOS=linux | ||
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| WORKDIR /src | ||
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| # Install dependencies | ||
| COPY ./go.mod ./go.sum ./ | ||
| RUN go mod download | ||
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| # Build go binary | ||
| COPY . . | ||
| RUN go build -installsuffix 'static' ./cmd/deployment-badge-server/ | ||
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| FROM alpine:3.9.2 | ||
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| # SSL CA Root Certs | ||
| RUN apk update && apk add ca-certificates && rm -rf /var/cache/apk/* | ||
| COPY --from=builder /src/deployment-badge-server /deployment-badge-server | ||
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| # Run as non-root user on port 8000 | ||
| EXPOSE 8000 | ||
| USER nobody | ||
| CMD ["/deployment-badge-server"] | ||
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| # Labels: http://label-schema.org | ||
| ARG BUILD_DATE | ||
| ARG VCS_REF | ||
| ARG VERSION | ||
| LABEL org.label-schema.build-date=$BUILD_DATE \ | ||
| org.label-schema.name="deployment-badge-server" \ | ||
| org.label-schema.description="A server to display image badges with deployment information" \ | ||
| org.label-schema.url="https://github.com/toolhouse/deployment-manifest/tree/master/cmd/deployment-badge-server" \ | ||
| org.label-schema.vcs-ref=$VCS_REF \ | ||
| org.label-schema.vcs-url="https://github.com/toolhouse/deployment-manifest" \ | ||
| org.label-schema.version=$VERSION \ | ||
| org.label-schema.schema-version="1.0" |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,12 @@ | ||
| # `deployment-badge-server` | ||
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| [](https://microbadger.com/images/toolhouse/deployment-badge-server "Docker Image") | ||
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| A server for showing the deployment reference from a deployment manifest in a | ||
| badge suitable for README files and wiki pages. | ||
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| ## How to use | ||
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| The application is primarily designed to be run inside a Docker container | ||
| (although it can also be run as a standalone binary) and will serve content | ||
| on port `8000`. |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,65 @@ | ||
| package main | ||
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| import ( | ||
| "html" | ||
| "net/http" | ||
| "net/url" | ||
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| "github.com/toolhouse/deployment-manifest/pkg/deployment" | ||
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| badge "github.com/narqo/go-badge" | ||
| ) | ||
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| func main() { | ||
| mux := http.NewServeMux() | ||
| mux.HandleFunc("/", handler) | ||
| http.ListenAndServe(":8000", mux) | ||
| } | ||
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| func handler(w http.ResponseWriter, r *http.Request) { | ||
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| u, err := manifestURLFromReq(r) | ||
| if err != nil { | ||
| errorResp(w, "error", "invalid url") | ||
| return | ||
| } | ||
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| env := environmentURLFromReq(r) | ||
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| manifest, err := deployment.FetchManifest(u) | ||
| if err != nil { | ||
| errorResp(w, env, "no manifest") | ||
| return | ||
| } | ||
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| validResp(w, env, manifest.Ref) | ||
| } | ||
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| func manifestURLFromReq(r *http.Request) (string, error) { | ||
| u := "https:/" + r.URL.Path | ||
| _, err := url.ParseRequestURI(u) | ||
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| return u, err | ||
| } | ||
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| func environmentURLFromReq(r *http.Request) string { | ||
| env := r.URL.Query().Get("env") | ||
| if env == "" { | ||
| return "deployed" | ||
| } | ||
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| return env | ||
| } | ||
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| func errorResp(w http.ResponseWriter, label, value string) { | ||
| resp(w, label, value, badge.ColorYellow) | ||
| } | ||
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| func validResp(w http.ResponseWriter, env, value string) { | ||
| resp(w, env, value, badge.ColorBlue) | ||
| } | ||
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| func resp(w http.ResponseWriter, label, value string, color badge.Color) { | ||
| w.Header().Set("Content-Type", "image/svg+xml") | ||
| badge.Render(html.EscapeString(label), html.EscapeString(value), color, w) | ||
| } |
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