Add option to run deploy only if image update available #7
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This would be more solid by comparing Two related links: |
skauk
reviewed
Jan 15, 2024
| container_id=$(docker ps --filter "label=com.docker.compose.service=$SERVICE" --format "{{.ID}}") | ||
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| old_image_id=$(docker inspect --format='{{.Image}}' "$container_id") | ||
| new_image_id=$(docker manifest inspect "$image_name" | jq -r '.config.digest') |
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To loose dependency on jq this line should be:
new_image_id=$(docker inspect "$image_name" --format "{{.Id}}")
skauk
reviewed
Jan 15, 2024
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| checkForUpdates() { | ||
| if ! command -v jq > /dev/null 2>&1; then | ||
| echo "jq is required for update-only" |
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This commit adds an option to run the deploy only if the referenced image has an update from remote.
This can be used to minimize load if update not necessary or script is running in crons.