43 lines
2 KiB
Bash
43 lines
2 KiB
Bash
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#!/usr/bin/env bash
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# Render exactly what install.sh applies, without touching any cluster.
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# render.sh <stage-dir>
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# Downloads the upstream v1.22.0 assets (reusing files already in <stage-dir>
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# only when their pinned SHA-256 matches), verifies every checksum, and writes:
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# <stage-dir>/crds.yaml upstream CRDs, verbatim (applied first)
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# <stage-dir>/serving-core.rendered.yaml serving-core + declared CPU requests
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# <stage-dir>/kourier.rendered.yaml kourier + CPU requests, ClusterIP, Envoy pin
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# Needs curl, sha256sum and a local kubectl with built-in kustomize.
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set -euo pipefail
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root="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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source "$root/release-lock.env"
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stage="${1:?usage: render.sh <stage-dir>}"
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mkdir -p "$stage"
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fetch() {
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local url="$1" out="$2" sum="$3"
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if ! printf '%s %s\n' "$sum" "$out" | sha256sum --check --status 2>/dev/null; then
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curl -fsSL --retry 3 "$url" -o "$out"
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printf '%s %s\n' "$sum" "$out" | sha256sum --check --status \
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|| { echo "checksum mismatch: $url" >&2; rm -f "$out"; exit 1; }
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fi
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}
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serving="https://github.com/knative/serving/releases/download/knative-v${KNATIVE_VERSION}"
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kourier="https://github.com/knative-extensions/net-kourier/releases/download/knative-v${KNATIVE_VERSION}"
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fetch "$serving/serving-crds.yaml" "$stage/crds.yaml" "$SERVING_CRDS_SHA256"
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fetch "$serving/serving-core.yaml" "$stage/core.yaml" "$SERVING_CORE_SHA256"
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fetch "$kourier/kourier.yaml" "$stage/kourier.yaml" "$KOURIER_SHA256"
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build() {
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local overlay="$1" asset="$2" out="$3" dir="$stage/overlay-$1"
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rm -rf "$dir"
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cp -r "$root/overlays/$overlay" "$dir"
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cp "$stage/$asset" "$dir/upstream.yaml"
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if [ "$overlay" = kourier ]; then
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printf 'images:\n - name: docker.io/envoyproxy/envoy\n newName: %s\n digest: %s\n' \
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"${ENVOY_IMAGE%@*}" "${ENVOY_IMAGE#*@}" >> "$dir/kustomization.yaml"
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fi
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kubectl kustomize "$dir" > "$stage/$out"
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}
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build serving-core core.yaml serving-core.rendered.yaml
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build kourier kourier.yaml kourier.rendered.yaml
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