Use Actions to update Go version automatically.

.github/workflows/daily-check.yml

@@ -0,0 +1,37 @@
+name: Go Version
+
+on:
+  push:
+  schedule:
+    - cron: '0 0 * * *'
+
+jobs:
+  check:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout Actions
+      uses: actions/checkout@v2
+
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: 3.9
+
+    - name: Install Dependencies
+      run: python -m pip install --upgrade requests
+
+    - name: Check Version
+      #env:
+      #  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: |
+        VERSION=`python tests/version.py`
+        echo Latest: ${VERSION}
+        sed -i "s/VERSION=\".*\?\"/VERSION=\"${VERSION}\"/g" goinstall.sh
+        if [ -n "$(git status --porcelain)" ]; then
+            git config --global user.name 'Actions'
+            git config --global user.email 'Actions@users.noreply.github.com'
+            git commit -am "Update Go version by Actions."
+            git push
+        fi

goinstall.sh

@@ -2,7 +2,7 @@
 # shellcheck disable=SC2016
 set -e
 
-VERSION="1.16"
+VERSION="1.22.5"
 
 [ -z "$GOROOT" ] && GOROOT="$HOME/.go"
 [ -z "$GOPATH" ] && GOPATH="$HOME/go"
@@ -116,9 +116,9 @@ TEMP_DIRECTORY=$(mktemp -d)
 
 echo "Downloading $PACKAGE_NAME ..."
 if hash wget 2>/dev/null; then
-    wget https://storage.googleapis.com/golang/$PACKAGE_NAME -O "$TEMP_DIRECTORY/go.tar.gz"
+    wget https://dl.google.com/go/$PACKAGE_NAME -O "$TEMP_DIRECTORY/go.tar.gz"
 else
-    curl -o "$TEMP_DIRECTORY/go.tar.gz" https://storage.googleapis.com/golang/$PACKAGE_NAME
+    curl -o "$TEMP_DIRECTORY/go.tar.gz" https://dl.google.com/go/$PACKAGE_NAME
 fi
 
 if [ $? -ne 0 ]; then

tests/version.py

@@ -0,0 +1,7 @@
+#!/usr/bin/env python3
+#coding=utf-8
+import requests
+import re
+
+resp = requests.get("https://golang.org/dl/?mode=json").text
+print(re.findall("(?<=go)[.,0-9]+(?=.src.tar.gz)", resp)[0], end="")