platform/dbops/tools/start_janusgraph.sh

#!/usr/bin/env bash
set -euo pipefail

DBOPS_ROOT=${DBOPS_ROOT:-/data/adaptai/platform/dbops}
SECRETS_DIR=${SECRETS_DIR:-/data/adaptai/secrets/dataops}
JAVA_HOME=${JAVA_HOME:-$DBOPS_ROOT/binaries/java/jre11}
PATH="$JAVA_HOME/bin:${PATH:-/usr/bin:/bin}"
export DBOPS_ROOT SECRETS_DIR JAVA_HOME PATH

# 1) Render properties (no start)
START_GREMLIN=0 bash "$DBOPS_ROOT/tools/render_janus_props.sh"

# 2) Ensure JanusGraph binary present (download if missing)
JANUS_BIN="$DBOPS_ROOT/binaries/janusgraph/bin/janusgraph-server.sh"
if [ ! -x "$JANUS_BIN" ]; then
  echo "[janusgraph] Fetching JanusGraph 1.1.0 (full)"
  TMPDIR=$(mktemp -d)
  pushd "$TMPDIR" >/dev/null
  curl -fsSL -o janusgraph.zip https://github.com/JanusGraph/janusgraph/releases/download/v1.1.0/janusgraph-full-1.1.0.zip
  mkdir -p janus_tmp && unzip -q janusgraph.zip -d janus_tmp
  JDIR=$(find janus_tmp -maxdepth 1 -type d -name "janusgraph-*" | head -n1)
  if [ -z "$JDIR" ]; then
    echo "[janusgraph] Failed to fetch JanusGraph distribution" >&2
    exit 2
  fi
  mkdir -p "$DBOPS_ROOT/binaries/janusgraph"
  cp -r "$JDIR"/* "$DBOPS_ROOT/binaries/janusgraph/"
  chmod +x "$DBOPS_ROOT/binaries/janusgraph/bin/janusgraph-server.sh"
  popd >/dev/null
  rm -rf "$TMPDIR"
fi

# 3) Exec Gremlin Server in foreground
CFG="$DBOPS_ROOT/run/janusgraph/gremlin-server.runtime.yaml"
# Prefer gremlin-server.sh foreground if available
if [ -x "$DBOPS_ROOT/binaries/janusgraph/bin/gremlin-server.sh" ]; then
  exec "$DBOPS_ROOT/binaries/janusgraph/bin/gremlin-server.sh" "$CFG"
else
  exec "$DBOPS_ROOT/binaries/janusgraph/bin/janusgraph-server.sh" run "$CFG"
fi