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deploy.sh: rebuild local images when their Containerfile hash changes

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buildah can serve a stale COPY --from layer (cache keyed on stage
name), so a Containerfile edit silently produced an unchanged image.
The image now carries a cfhash label; a mismatch forces a --no-cache
rebuild.
This commit is contained in:
Frank
2026-08-22 04:14:43 -07:00
parent 7d6a285371
commit e0a25415a1
1 changed files with 8 additions and 3 deletions
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scripts/deploy.sh
+8 -3
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@@ -144,9 +144,14 @@ if [ '${COMPOSE_UP[$TARGET]}' = '1' ]; then
for dir in caddy loki alloy; do for dir in caddy loki alloy; do
img=franksdank/\$dir img=franksdank/\$dir
[ \"\$dir\" = caddy ] && img=franksdank/caddy-porkbun [ \"\$dir\" = caddy ] && img=franksdank/caddy-porkbun
if ! podman image exists \$img:latest; then # Rebuild when the Containerfile changed. buildah's layer cache can
echo \" \$img image missing; building it...\" # serve a stale COPY --from layer (keyed on stage name), so a rebuild
podman build -t \$img:latest -f dankclaw/\$dir/Containerfile . # always runs with --no-cache.
cfhash=\$(sha256sum dankclaw/\$dir/Containerfile | cut -d' ' -f1)
oldhash=\$(podman image inspect \$img:latest --format '{{index .Config.Labels "cfhash"}}' 2>/dev/null || echo none)
if [ \"\$oldhash\" != \"\$cfhash\" ]; then
echo \" \$img image missing or stale; building it...\"
podman build --no-cache --label cfhash=\$cfhash -t \$img:latest -f dankclaw/\$dir/Containerfile .
fi fi
done done
podman-compose -f '${COMPOSE[$TARGET]}' up -d podman-compose -f '${COMPOSE[$TARGET]}' up -d