Add a Go httpserver for debugging

Author: jessedearing

Dockerfile

@@ -1,3 +1,8 @@
+FROM docker.io/library/golang:1 AS http-server
+WORKDIR /app
+COPY go-httpserver .
+RUN go build .
+
 FROM docker.io/library/archlinux:latest
 ENV KAFKA_VERSION=3.6.1
 RUN curl -L https://www.archlinux.org/mirrorlist/\?country\=US\&protocol=http\&protocol\=https\&ip_version\=4 | sed -e 's/^#Server/Server/' -e '/^#/d' | tee /etc/pacman.d/mirrorlist && \
@@ -11,6 +16,7 @@ RUN curl -L https://www.archlinux.org/mirrorlist/\?country\=US\&protocol=http\&p
     rm -rf /var/cache/pacman/*
 
 COPY tools/check-clock-skew.sh /usr/local/bin/check-clock-skew.sh
+COPY --from=http-server /app/go-httpserver /usr/local/bin/go-httpserver
 COPY etc/profile.d/set-vi.sh /etc/profile.d/set-vi.sh
 
 ENV SHELL=/usr/bin/zsh

go-httpserver/.gitignore

@@ -0,0 +1 @@
+go-httpserver

go-httpserver/go.mod

@@ -0,0 +1,8 @@
+module go.jesse.dev/go-httpserver
+
+go 1.17
+
+require (
+	github.com/sirupsen/logrus v1.8.1 // indirect
+	golang.org/x/sys v0.0.0-20191026070338-33540a1f6037 // indirect
+)

go-httpserver/go.sum

@@ -0,0 +1,7 @@
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/sirupsen/logrus v1.8.1 h1:dJKuHgqk1NNQlqoA6BTlM1Wf9DOH3NBjQyu0h9+AZZE=
+github.com/sirupsen/logrus v1.8.1/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
+github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
+golang.org/x/sys v0.0.0-20191026070338-33540a1f6037 h1:YyJpGZS1sBuBCzLAR1VEpK193GlqGZbnPFnPV/5Rsb4=
+golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=

go-httpserver/main.go

@@ -0,0 +1,30 @@
+package main
+
+import (
+	"fmt"
+	"net/http"
+	"net/http/httputil"
+
+	"github.com/sirupsen/logrus"
+	log "github.com/sirupsen/logrus"
+)
+
+func main() {
+	hs := http.Server{
+		Addr: ":8080",
+	}
+
+	mux := http.NewServeMux()
+	hs.Handler = mux
+	mux.HandleFunc("/", func(w http.ResponseWriter, req *http.Request) {
+		bs, err := httputil.DumpRequest(req, false)
+		if err != nil {
+			logrus.Error(err)
+			return
+		}
+		fmt.Println(string(bs))
+		w.WriteHeader(http.StatusOK)
+		w.Write([]byte("👋 Hello🏻"))
+	})
+	log.Error(hs.ListenAndServe())
+}