From 86d4fbf81c5bb757c7652083e1a6f4c6fed63770 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Asger=20Geel=20Weirs=C3=B8e?= <cla@weircon.dk>
Date: Thu, 11 Jun 2026 19:19:08 +0200
Subject: [PATCH] ci: deploy via tar over SSH with atomic swap (runner has no
 rsync)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
---
 .gitea/workflows/deploy.yml | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/.gitea/workflows/deploy.yml b/.gitea/workflows/deploy.yml
index d370c1e..8412536 100644
--- a/.gitea/workflows/deploy.yml
+++ b/.gitea/workflows/deploy.yml
@@ -32,6 +32,9 @@ jobs:
       - name: Build site
         run: npm run build
 
+      # tar over SSH (the runner image has no rsync). Build is unpacked into
+      # a .new dir on CT148 and atomically swapped in, so the live web root is
+      # never left half-written.
       - name: Deploy dist/ to CT148 over SSH
         env:
           DEPLOY_HOST: 192.168.10.148
@@ -42,7 +45,12 @@ jobs:
           mkdir -p ~/.ssh
           echo "${{ secrets.DEPLOY_SSH_KEY }}" > ~/.ssh/deploy_key
           chmod 600 ~/.ssh/deploy_key
+          SSH="ssh -i $HOME/.ssh/deploy_key -o StrictHostKeyChecking=accept-new"
           ssh-keyscan -t ed25519 "$DEPLOY_HOST" >> ~/.ssh/known_hosts 2>/dev/null || true
-          rsync -az --delete \
-            -e "ssh -i ~/.ssh/deploy_key -o StrictHostKeyChecking=accept-new" \
-            dist/ "$DEPLOY_USER@$DEPLOY_HOST:$DEPLOY_PATH/"
+          $SSH "$DEPLOY_USER@$DEPLOY_HOST" "rm -rf $DEPLOY_PATH.new && mkdir -p $DEPLOY_PATH.new"
+          tar -C dist -czf - . | $SSH "$DEPLOY_USER@$DEPLOY_HOST" \
+            "tar -C $DEPLOY_PATH.new -xzf - \
+             && rm -rf $DEPLOY_PATH.old \
+             && { mv $DEPLOY_PATH $DEPLOY_PATH.old 2>/dev/null || true; } \
+             && mv $DEPLOY_PATH.new $DEPLOY_PATH \
+             && rm -rf $DEPLOY_PATH.old"