added new photobooth ftp control service, switched ftp image

docker/photobooth-control/entrypoint.sh

@@ -0,0 +1,58 @@
+#!/usr/bin/env sh
+set -euo pipefail
+
+FTP_SYSTEM_USER=${FTP_SYSTEM_USER:-ftpuser}
+FTP_SYSTEM_GROUP=${FTP_SYSTEM_GROUP:-ftpgroup}
+FTP_ROOT=${PHOTOBOOTH_ROOT:-/photobooth}
+FTP_PUBLIC_HOST=${FTP_PUBLIC_HOST:-localhost}
+FTP_PORT=${FTP_PORT:-2121}
+FTP_PASSIVE_MIN=${FTP_PASSIVE_MIN:-30000}
+FTP_PASSIVE_MAX=${FTP_PASSIVE_MAX:-30009}
+FTP_MAX_CLIENTS=${FTP_MAX_CLIENTS:-50}
+FTP_MAX_PER_IP=${FTP_MAX_PER_IP:-10}
+REQUIRE_FTPS=${REQUIRE_FTPS:-0}
+
+# Ensure group/user exist with stable IDs
+if command -v getent >/dev/null 2>&1; then
+    if ! getent group "${FTP_SYSTEM_GROUP}" >/dev/null 2>&1; then
+        addgroup -g 2100 "${FTP_SYSTEM_GROUP}" || true
+    fi
+else
+    addgroup -g 2100 "${FTP_SYSTEM_GROUP}" 2>/dev/null || true
+fi
+
+if ! id -u "${FTP_SYSTEM_USER}" >/dev/null 2>&1; then
+    adduser -D -H -s /sbin/nologin -G "${FTP_SYSTEM_GROUP}" -u 2100 "${FTP_SYSTEM_USER}" || true
+fi
+
+mkdir -p "${FTP_ROOT}" /var/log/pure-ftpd
+chown -R "${FTP_SYSTEM_USER}:${FTP_SYSTEM_GROUP}" "${FTP_ROOT}"
+
+FTP_SYSTEM_UID=${FTP_SYSTEM_UID:-$(id -u "${FTP_SYSTEM_USER}")}
+FTP_SYSTEM_GID=${FTP_SYSTEM_GID:-$(id -g "${FTP_SYSTEM_USER}")}
+export FTP_SYSTEM_UID FTP_SYSTEM_GID FTP_SYSTEM_USER FTP_SYSTEM_GROUP FTP_ROOT
+
+TLS_FLAG="0"
+if [ "${REQUIRE_FTPS}" = "1" ] || [ "${REQUIRE_FTPS}" = "true" ]; then
+    TLS_FLAG="2"
+fi
+
+PURE_FLAGS="-c ${FTP_MAX_CLIENTS} -C ${FTP_MAX_PER_IP} -E -j -R -A -H -B -4 -p ${FTP_PASSIVE_MIN}:${FTP_PASSIVE_MAX} -P ${FTP_PUBLIC_HOST} -u 1000 -Y ${TLS_FLAG} -l puredb:/etc/pure-ftpd/pureftpd.pdb -O w3c:/var/log/pure-ftpd/transfer.log"
+
+echo "[control] Starting pure-ftpd with: ${PURE_FLAGS}"
+pure-ftpd ${PURE_FLAGS} &
+FTP_PID=$!
+
+echo "[control] Starting control API"
+node /app/control-service.js &
+API_PID=$!
+
+term_handler() {
+    echo "[control] Stopping..."
+    kill "${FTP_PID}" "${API_PID}" 2>/dev/null || true
+    wait
+}
+
+trap term_handler INT TERM
+
+wait