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fix: use cosign.pub for entire registry #229

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fix: use cosign.pub for entire registry #229

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200fb1b
fix: use cosign.pub for entire registry
qoijjj May 16, 2024
0a7918a
Update signing.sh
qoijjj May 16, 2024
e52f0a5
use IMAGE_REGISTRY_TITLE
qoijjj May 16, 2024
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9 changes: 5 additions & 4 deletions modules/signing/signing.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ set -euo pipefail
CONTAINER_DIR="/usr/etc/containers"
MODULE_DIRECTORY="${MODULE_DIRECTORY:-"/tmp/modules"}"
IMAGE_NAME_FILE="${IMAGE_NAME//\//_}"
IMAGE_REGISTRY_TITLE=$(echo "$IMAGE_REGISTRY" | cut -d'/' -f2-)

echo "Setting up container signing in policy.json and cosign.yaml for $IMAGE_NAME"
echo "Registry to write: $IMAGE_REGISTRY"
Expand All @@ -26,17 +27,17 @@ if ! [ -f "$CONTAINER_DIR/policy.json" ]; then
cp "$MODULE_DIRECTORY/signing/policy.json" "$CONTAINER_DIR/policy.json"
fi

if ! [ -f "/usr/etc/pki/containers/$IMAGE_NAME_FILE.pub" ]; then
cp "/usr/share/ublue-os/cosign.pub" "/usr/etc/pki/containers/$IMAGE_NAME_FILE.pub"
if ! [ -f "/usr/etc/pki/containers/$IMAGE_REGISTRY_TITLE.pub" ]; then
cp "/usr/share/ublue-os/cosign.pub" "/usr/etc/pki/containers/$IMAGE_REGISTRY_TITLE.pub"
fi

POLICY_FILE="$CONTAINER_DIR/policy.json"

yq -i -o=j '.transports.docker |=
{"'"$IMAGE_REGISTRY"'/'"$IMAGE_NAME"'": [
{"'"$IMAGE_REGISTRY"'": [
{
"type": "sigstoreSigned",
"keyPath": "/usr/etc/pki/containers/'"$IMAGE_NAME_FILE"'.pub",
"keyPath": "/usr/etc/pki/containers/'"$IMAGE_REGISTRY_TITLE"'.pub",
"signedIdentity": {
"type": "matchRepository"
}
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