Simple microservice

.drone.yml

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+pipeline:
+  docker:
+    image: plugins/docker
+    registry: registry.labs.0x.no
+    repo: registry.labs.0x.no/text-server
+    tags:
+      - latest

.gitignore

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+text-server

Dockerfile

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+FROM golang:1.9-alpine as go
+
+WORKDIR /go/src/text-server
+COPY . .
+ENV CGO_ENABLED=0
+ENV GOOS=linux
+ENV GOARCH=amd64
+RUN go build -ldflags '-extldflags "-static"' -o text-server
+
+
+FROM scratch
+
+EXPOSE 8080
+COPY --from=go /go/src/text-server/text-server text-server
+
+ENTRYPOINT ["/text-server"]

LICENSE

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+MIT License
+
+Copyright (c) 2017 Ambrose Chua
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+
 # text-server
+
 I'm a tiny Daniel.

text-server.go

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+package main
+
+import (
+	"fmt"
+	"net/http"
+	"os"
+)
+
+func handler(w http.ResponseWriter, r *http.Request) {
+    w.Header().Add("Content-Type", "text/html; charset=utf-8")
+	fmt.Fprintf(w, "%s", os.Getenv("TEXT"))
+}
+
+func main() {
+	fmt.Println("Listening on port 8080...")
+	http.HandleFunc("/", handler)
+	http.ListenAndServe(":8080", nil)
+}