jcoffey-dev
6245815b09
A composite action: reads the release from the event file with jq, looks up the repo's Announcements category (release-map.json) and posts as release-bot. One topic per repo+tag via the topic external_id, so a re-run is a no-op. Optional Discord webhook.
63 lines
2.5 KiB
Bash
Executable File
63 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
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# Called by action.yml. Everything user-written (release name, notes) comes in
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# through the event JSON file and is only ever handled by jq -- never spliced
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# into a command line or a JSON string by the shell.
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set -euo pipefail
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category_path=$(jq -r --arg r "$REPO" '.[$r] // empty' "$MAP")
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if [ -z "$category_path" ]; then
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echo "::error::$REPO is not in discourse-release/release-map.json"
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exit 1
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fi
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tag=$(jq -r '.release.tag_name' "$EVENT_PATH")
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# The category id, looked up anonymously (the category is public); the
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# release-bot key is scoped to creating posts and nothing else.
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category_id=$(curl -fsS "$FORUM/c/$category_path/find_by_slug.json" | jq -r '.category.id')
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# One topic per repo+tag, ever: Discourse enforces external_id uniqueness.
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external_id="rel-$(printf '%s@%s' "$REPO" "$tag" | sha1sum | cut -c1-40)"
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payload=$(jq -n --arg repo "$REPO" --argjson category "$category_id" --arg ext "$external_id" \
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--slurpfile ev "$EVENT_PATH" '
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($ev[0].release) as $r
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| ($repo | split("/") | last) as $name
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| ($r.name // "" | if . == "" then $r.tag_name else . end) as $title
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| {
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title: "\($name) \($title) released",
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category: $category,
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external_id: $ext,
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raw: (
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"**\($name) \($r.tag_name)** is out.\n\n"
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+ (if ($r.body // "") == "" then "" else "\($r.body)\n\n" end)
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+ "---\n[Release on Gitea](\($r.html_url))"
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)
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}')
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status=$(curl -sS -o /tmp/discourse-release.out -w '%{http_code}' -X POST "$FORUM/posts.json" \
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-H "Api-Key: $API_KEY" -H "Api-Username: release-bot" \
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-H "Content-Type: application/json" --data-binary "$payload")
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body=$(cat /tmp/discourse-release.out)
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case "$status" in
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200)
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url="$FORUM/t/$(jq -r '.topic_slug' <<<"$body")/$(jq -r '.topic_id' <<<"$body")"
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echo "announced: $url" ;;
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422)
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if jq -e '.errors | tostring | test("External ID"; "i")' <<<"$body" >/dev/null; then
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echo "already announced (external_id $external_id); nothing to do"
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exit 0
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fi
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echo "::error::forum refused the post: $body"; exit 1 ;;
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*)
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echo "::error::forum returned HTTP $status: $body"; exit 1 ;;
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esac
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if [ -n "${DISCORD_WEBHOOK:-}" ]; then
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jq -n --arg u "$url" --slurpfile ev "$EVENT_PATH" --arg repo "$REPO" '
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($ev[0].release) as $r
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| {content: ("**\($repo | split("/") | last) \($r.tag_name)** released\n\($u)")[0:1900]}' |
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curl -fsS -X POST "$DISCORD_WEBHOOK" -H "Content-Type: application/json" --data-binary @- >/dev/null \
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&& echo "posted to Discord" \
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|| echo "::warning::Discord webhook failed; the forum post stands"
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fi
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