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Edit ambassador.version when promoting an image
Signed-off-by: Luke Shumaker <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| #!/usr/bin/env bash | ||
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| set -euE | ||
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| usage() { | ||
| echo "Usage: ${0##*/} FROM_IMAGE TO_REPO:TO_VERSION" | ||
| } | ||
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| errUsage() { | ||
| printf '%s: error: %s' "$*" | ||
| usage >&2 | ||
| exit 2 | ||
| } | ||
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| main() { | ||
| for arg in "$@"; do | ||
| if [[ $arg == '--help' ]]; then | ||
| usage | ||
| exit 0 | ||
| fi | ||
| done | ||
| if [[ $# != 2 ]]; then | ||
| errUsage "expected exactly 2 arguments, got $#" | ||
| fi | ||
| from=$1 | ||
| to=$2 | ||
| if [[ $to != *:* ]]; then | ||
| errUsage "does not look like a REPO:VERSION pair: ${to}" | ||
| fi | ||
| toVersion=${to##*:} | ||
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| toVersion_base=${toVersion%%-*} | ||
| toVersion_extra=${toVersion#"$toVersion_base"} | ||
| tmpdir=$(mktemp -d -t docker-promote.XXXXXXXXXX) | ||
| trap 'rm -rf "$tmpdir"' EXIT | ||
| cat >"$tmpdir/Dockerfile" <<-EOF | ||
| FROM ${from} | ||
| RUN find / -name ambassador.version -exec sed -i \\ | ||
| -e 's/^BASE_VERSION=.*/BASE_VERSION="${toVersion_base}"/' \\ | ||
| -e 's/^EXTRA_VERSION=.*/EXTRA_VERSION="${toVersion_extra}"/' \\ | ||
| -e 's/^RELEASE_VERSION=.*/RELEASE_VERSION="${toVersion}"/' \\ | ||
| -e 's/^BUILD_VERSION=.*/BUILD_VERSION="${toVersion}"/' \\ | ||
| -- {} + | ||
| EOF | ||
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| docker build -t "$to" "$tmpdir" | ||
| } | ||
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| main "$@" |