Files
boltage/docker/peo4c-entrypoint.sh
T
Bart BroereandClaude Opus 5.5 47b8f5f746 Add peo4c: neo4j-browser on PostgreSQL + Apache AGE
A single container image with:
- neo4j-browser built from source and served on :7474
- PostgreSQL with Apache AGE (based on apache/age)
- a Python bridge speaking Bolt 4.4/5.0-5.4 over TCP and WebSocket on
  :7687 that runs Cypher through AGE's cypher() function, emulates the
  Neo4j procedures neo4j-browser relies on, and maps databases to AGE
  graphs

Includes workarounds for AGE limitations (parameters are inlined as
literals, `id(x) IN [...]` and the browser's expand-node query are
rewritten) and an end-to-end smoke test using the Neo4j Python driver.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-14 10:46:20 +02:00

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#!/usr/bin/env bash
# Runs PostgreSQL (through the stock postgres entrypoint) and the peo4c bridge
# side by side, and stops the container when either of them exits.
set -euo pipefail
if [ "${1:-}" != "postgres" ]; then
exec docker-entrypoint.sh "$@"
fi
export PEO4C_PG_DATABASE="${PEO4C_PG_DATABASE:-${POSTGRES_DB:-${POSTGRES_USER:-postgres}}}"
docker-entrypoint.sh "$@" &
pg_pid=$!
cd /opt/peo4c/bridge
gosu postgres python3 -m peo4c &
bridge_pid=$!
shutdown() {
kill -TERM "$bridge_pid" 2>/dev/null || true
kill -TERM "$pg_pid" 2>/dev/null || true
}
trap shutdown TERM INT
# Wait until one of the two processes exits, then stop the other one too.
set +e
wait -n "$pg_pid" "$bridge_pid"
status=$?
shutdown
wait "$pg_pid" 2>/dev/null
exit "$status"