initial commit

.dockerignore

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+.git

Dockerfile

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+FROM golang:1.14-alpine3.12
+
+RUN go get -u github.com/gin-gonic/gin
+
+WORKDIR /go/src/app
+
+COPY src .
+
+RUN go build src/main.go
+
+RUN rm -rf src
+
+ENTRYPOINT ["main"]

src/main.go

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+package main
+
+import (
+	"log"
+	"net/http"
+	"os"
+
+	"github.com/gin-gonic/gin"
+)
+
+func main() {
+	router := gin.Default()
+	router.GET("/healthcheck", func(c *gin.Context) {
+		c.JSON(http.StatusOK, gin.H{
+			"message": "ok",
+		})
+	})
+	router.GET("adblock", func(c *gin.Context) {
+		var length, host, apiKey, url string
+		length = c.DefaultQuery("length", "1800")
+		host = os.Getenv("PIHOLE_HOST")
+		apiKey = os.Getenv("PIHOLE_API_KEY")
+		url = host + "/admin/api.php?disable=" + length + "&auth=" + apiKey
+		log.Print(url)
+		resp, err := http.Get(url)
+		if err != nil {
+			c.JSON(http.StatusInternalServerError, gin.H{
+				"message": "something went wrong",
+			})
+			log.Fatalln("Unable to disable pihole")
+		}
+		log.Print(resp)
+		c.JSON(http.StatusOK, gin.H{
+			"message": "OK",
+		})
+
+	})
+	router.Run() // listen and serve on 0.0.0.0:8080 (for windows "localhost:8080")
+}