From 8ed76297c95aa2972b5baa2d199ec11e045206c7 Mon Sep 17 00:00:00 2001
From: Qi Xiao <xiaqqaix@gmail.com>
Date: Thu, 22 Feb 2024 13:00:04 +0000
Subject: [PATCH] Make app/ a Go module.

---
 Dockerfile | 2 +-
 app/go.mod | 3 +++
 app/up.go  | 6 +++---
 3 files changed, 7 insertions(+), 4 deletions(-)
 create mode 100644 app/go.mod

diff --git a/Dockerfile b/Dockerfile
index 1a22c5b..1dc13a6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ RUN apk --no-cache add git make rsync zip python3 py3-beautifulsoup4 coreutils
 
 # Build app
 COPY app /app
-RUN go build -o /app/up /app/up.go
+RUN cd /app && go build -o up .
 
 # Set up user and directories.
 RUN adduser -D -g '' builder
diff --git a/app/go.mod b/app/go.mod
new file mode 100644
index 0000000..a091a3c
--- /dev/null
+++ b/app/go.mod
@@ -0,0 +1,3 @@
+module github.com/elves/up/app
+
+go 1.22.0
diff --git a/app/up.go b/app/up.go
index bea9ef5..f4c881e 100644
--- a/app/up.go
+++ b/app/up.go
@@ -8,7 +8,7 @@ import (
 	"encoding/hex"
 	"encoding/json"
 	"flag"
-	"io/ioutil"
+	"io"
 	"log"
 	"net/http"
 	"os"
@@ -29,7 +29,7 @@ type Payload struct {
 func main() {
 	flag.Parse()
 
-	secretBytes, err := ioutil.ReadFile(*secretFlag)
+	secretBytes, err := os.ReadFile(*secretFlag)
 	if err != nil {
 		log.Fatalln("failed to read secret file:", err)
 	}
@@ -40,7 +40,7 @@ func main() {
 
 	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
 		log.Println("handling request")
-		payload, err := ioutil.ReadAll(r.Body)
+		payload, err := io.ReadAll(r.Body)
 		if err != nil {
 			log.Println("failed to read HTTP request:", err)
 			return