18 lines
439 B
Bash
Executable File
18 lines
439 B
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
set -euo pipefail
|
|
|
|
tag="${DOCKER_TAG:?DOCKER_TAG not set}"
|
|
label="${SUMMARY_LABEL:-image}"
|
|
|
|
exists=false
|
|
if docker manifest inspect "$tag" >/dev/null 2>&1; then
|
|
exists=true
|
|
fi
|
|
|
|
echo "exists=$exists" >>"${GITHUB_OUTPUT:?GITHUB_OUTPUT not set}"
|
|
|
|
if [ "$exists" = "true" ] && [ -n "${GITHUB_STEP_SUMMARY:-}" ]; then
|
|
echo "Docker tag $tag already exists; ${label} publish will be skipped." >>"$GITHUB_STEP_SUMMARY"
|
|
fi
|