From 0179f1793e34b4fe89b17b5ee5a036a31b0cc97c Mon Sep 17 00:00:00 2001
From: Martin Buchleitner <mbuchleitner@infralovers.com>
Date: Mon, 20 Mar 2023 13:48:22 +0100
Subject: [PATCH] Update GitHub action (#5)

* fix: next version handling on mutli branch building

Signed-off-by: Martin Buchleitner <mbuchleitner@infralovers.com>

---------

Signed-off-by: Martin Buchleitner <mbuchleitner@infralovers.com>
Co-authored-by: Edmund Haselwanter <ehaselwanter@infralovers.com>
---
 .github/workflows/ci.yml | 22 ++++++++++++++++------
 CHANGELOG.md             |  1 +
 src/app.py               |  9 +++++++--
 3 files changed, 24 insertions(+), 8 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 954db8b..372eb33 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,15 +46,24 @@ jobs:
       id: prep
       run: |
 
+        CURRENT_VERSION="${{ needs.prebuild.outputs.version }}"
         IMAGE_PREFIX="v1"
         IMAGE_NAME=$(basename ${{ github.repository }})
         IMAGE_REPO=${{ github.repository_owner }}
 
+        git fetch --tags
+        LATEST_TAG=$(git describe --tags `git rev-list --tags --max-count=1` | sed 's/v//')
         if [ "$GITHUB_REF_NAME" == "v2" ] || [ "$GITHUB_BASE_REF" == "v2" ]; then
           IMAGE_PREFIX="v2"
+          if [ "$GITHUB_REF_NAME" == "v2" ]; then
+            CURRENT_VERSION=$LATEST_TAG
+          fi
         fi
         if [ "$GITHUB_REF_NAME" == "v3" ] || [ "$GITHUB_BASE_REF" == "v3" ]; then
           IMAGE_PREFIX="v3"
+          if [ "$GITHUB_REF_NAME" == "v3" ]; then
+            CURRENT_VERSION=$LATEST_TAG
+          fi
         fi
 
         if [[ -n "${{ secrets.IMAGE_NAME }}" ]]; then
@@ -66,18 +75,19 @@ jobs:
         QUAY_IMAGE="quay.io/$IMAGE_REPO/$IMAGE_NAME"
         GHCR_IMAGE="ghcr.io/${{ github.repository }}"
         VERSION="${IMAGE_PREFIX}-dev"
-        if [[ '${{ needs.prebuild.outputs.version }}'  != '' ]]; then
-          VERSION="${IMAGE_PREFIX}-${{ needs.prebuild.outputs.version }}"
+        if [[ '${CURRENT_VERSION}'  != '' ]]; then
+          VERSION="${IMAGE_PREFIX}-${CURRENT_VERSION}"
         fi
         if [ "${{ github.event_name }}" = "schedule" ]; then
           VERSION="${IMAGE_PREFIX}-nightly"
         fi
         TAGS="${QUAY_IMAGE}:${VERSION},${GHCR_IMAGE}:${VERSION}"
-        if [[ "${{ needs.prebuild.outputs.version }}" =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
+        if [[ "${CURRENT_VERSION}" =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
           TAGS="$TAGS,${QUAY_IMAGE}:${IMAGE_PREFIX},${GHCR_IMAGE}:${IMAGE_PREFIX}"
         fi
         echo "settings tag ${TAGS}"
         echo "tags=${TAGS}" >> $GITHUB_OUTPUT
+        echo "next_version=${CURRENT_VERSION}" >> $GITHUB_OUTPUT
 
     - name: Set up Docker Buildx
       id: buildx
@@ -97,7 +107,7 @@ jobs:
           ${{ runner.os }}-buildx-
 
     - name: Login to Quay
-      if: needs.prebuild.outputs.version != ''
+      if: steps.prep.outputs.next_version != ''
       uses: docker/login-action@v1
       with:
         registry: quay.io
@@ -105,7 +115,7 @@ jobs:
         password: ${{ secrets.QUAY_TOKEN }}
 
     - name: Login to GitHub Container Registry
-      if: needs.prebuild.outputs.version != ''
+      if: steps.prep.outputs.next_version != ''
       uses: docker/login-action@v1
       with:
         registry: ghcr.io
@@ -119,7 +129,7 @@ jobs:
           builder: ${{ steps.buildx.outputs.name }}
           context: .
           file: ./Dockerfile
-          push: ${{ github.event_name != 'pull_request' && needs.prebuild.outputs.version != '' }}
+          push: ${{ github.event_name != 'pull_request' && steps.prep.outputs.next_version != '' }}
           tags: ${{ steps.prep.outputs.tags }}
           platforms: 'arm64,amd64'
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0474832..6243b2f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,4 @@
+
 ## 1.0.1 (2023-03-20)
 
 #### Bug Fixes
diff --git a/src/app.py b/src/app.py
index 6ede23b..a59e921 100644
--- a/src/app.py
+++ b/src/app.py
@@ -1,15 +1,20 @@
 from flask import Flask
 import os
 import socket
+import datetime
 
 app = Flask(__name__)
 
 @app.route("/")
 def hello():
 
+    now = datetime.datetime.now()
     html = "<h3>Hello {name}!</h3>" \
-           "<b>Hostname:</b> {hostname}<br/>"
-    return html.format(name=os.getenv("NAME", "world"), hostname=socket.gethostname())
+           "<b>Hostname:</b> {hostname}<br/>" \
+           "<b>Current Date:</b> {currentdate}<br/>"
+    return html.format(name=os.getenv("NAME", "world"),
+                       hostname=socket.gethostname(),
+                       currentdate=str(now))
 
 if __name__ == "__main__":
     app.run(host='0.0.0.0', port=80)