File size: 792 Bytes
7c19d46 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | #!/usr/bin/env bash
# =============================================================================
# Container Image Signing — Cosign + Keyless (Fulcio)
# =============================================================================
set -euo pipefail
IMAGE="${1:?Usage: $0 <image>}"
COSIGN_EXPERIMENTAL=1
echo "=== Signing ${IMAGE} ==="
# Sign with keyless mode (OIDC identity)
cosign sign \
--yes \
"${IMAGE}"
# Verify signature
echo "Verifying signature..."
cosign verify \
"${IMAGE}"
# Attach SBOM
echo "Attaching SBOM..."
cosign attach sbom \
--sbom ./scan-reports/sbom.spdx.json \
"${IMAGE}"
# Sign SBOM attestation
cosign attest \
--yes \
--predicate ./scan-reports/sbom.spdx.json \
--type spdxjson \
"${IMAGE}"
echo "=== Image signed and SBOM attached ==="
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