98 lines
3.2 KiB
Bash
98 lines
3.2 KiB
Bash
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#!/bin/bash
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# Checks if cinnyapp/cinny has published a new stable release; notifies Matrix if so.
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# Runs daily at noon via /etc/cron.d/cinny-upstream-check
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# Requires /etc/cinny-monitor.env:
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# MATRIX_TOKEN, MATRIX_SERVER, MATRIX_ROOM, MATRIX_PING_USER
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set -euo pipefail
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ENV_FILE="/etc/cinny-monitor.env"
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STATE_FILE="/var/lib/cinny-monitor/last-upstream-tag"
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LOG="/var/log/cinny-monitor.log"
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exec >> "$LOG" 2>&1
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echo "=== $(date) === Cinny upstream release check ==="
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[ -f "$ENV_FILE" ] || { echo "ERROR: $ENV_FILE missing"; exit 1; }
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set -a
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# shellcheck source=/dev/null
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source "$ENV_FILE"
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set +a
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mkdir -p "$(dirname "$STATE_FILE")"
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API_RESPONSE=$(curl -sf \
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-H "Accept: application/vnd.github.v3+json" \
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-H "User-Agent: lotus-cinny-monitor/1.0" \
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"https://api.github.com/repos/cinnyapp/cinny/releases/latest") || {
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echo "ERROR: GitHub API request failed"
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exit 1
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}
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LATEST_TAG=$(echo "$API_RESPONSE" | jq -r '.tag_name')
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LATEST_NAME=$(echo "$API_RESPONSE" | jq -r '.name')
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RELEASE_URL=$(echo "$API_RESPONSE" | jq -r '.html_url')
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RELEASE_BODY=$(echo "$API_RESPONSE" | jq -r '.body | split("\n")[0:3] | join(" | ")')
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LAST_TAG=""
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[ -f "$STATE_FILE" ] && LAST_TAG=$(cat "$STATE_FILE")
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if [ "$LATEST_TAG" = "$LAST_TAG" ]; then
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echo "No new release (still at $LATEST_TAG), nothing to do."
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exit 0
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fi
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echo "New release: $LATEST_TAG (was: ${LAST_TAG:-none})"
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export _CM_LATEST_TAG="$LATEST_TAG"
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export _CM_LATEST_NAME="$LATEST_NAME"
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export _CM_RELEASE_URL="$RELEASE_URL"
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export _CM_RELEASE_BODY="$RELEASE_BODY"
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export _CM_LAST_TAG="$LAST_TAG"
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python3 << 'PYEOF'
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import urllib.request, urllib.parse, json, time, sys, os
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token = os.environ.get('MATRIX_TOKEN', '')
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server = os.environ.get('MATRIX_SERVER', '').rstrip('/')
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room = os.environ.get('MATRIX_ROOM', '')
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ping = os.environ.get('MATRIX_PING_USER', '')
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if not all([token, server, room]):
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print("ERROR: MATRIX_TOKEN/MATRIX_SERVER/MATRIX_ROOM not set in env file")
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sys.exit(1)
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tag = os.environ['_CM_LATEST_TAG']
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name = os.environ['_CM_LATEST_NAME']
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url = os.environ['_CM_RELEASE_URL']
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body = os.environ['_CM_RELEASE_BODY']
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last_tag = os.environ['_CM_LAST_TAG']
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from_str = f" (was {last_tag})" if last_tag else ""
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ping_safe = urllib.parse.quote(ping, safe=":@")
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plain = (
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f"{ping}: Cinny {tag} released{from_str}.\n"
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f"{body}\n"
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f"Review release notes, then send !cinny-update to merge + rebuild.\n{url}"
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)
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html = (
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f"<a href='https://matrix.to/#/{ping_safe}'>{ping}</a>: "
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f"<strong>Cinny {tag} released</strong>{from_str}.<br>"
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f"<em>{body}</em><br>"
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f"<a href='{url}'>Release notes</a> · Send <code>!cinny-update</code> to merge + rebuild."
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)
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txn = str(int(time.time() * 1000))
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api = f"{server}/_matrix/client/v3/rooms/{urllib.parse.quote(room, safe='')}/send/m.room.message/{txn}"
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body_json = json.dumps({"msgtype": "m.text", "body": plain,
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"format": "org.matrix.custom.html", "formatted_body": html}).encode()
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req = urllib.request.Request(api, data=body_json, method="PUT", headers={
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"Authorization": f"Bearer {token}",
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"Content-Type": "application/json",
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})
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urllib.request.urlopen(req, timeout=10)
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print(f"Notification sent for {tag}")
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PYEOF
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echo "$LATEST_TAG" > "$STATE_FILE"
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echo "State updated to $LATEST_TAG"
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