Dateien nach "docker/syncer" hochladen

docker/syncer/entrypoint.sh

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+#!/usr/bin/env bash
+# Container entrypoint: run sync.sh once, or in a loop every
+# SYNC_INTERVAL_SECONDS. There's no systemd/cron inside the container, so a
+# simple sleep-loop is the pragmatic choice.
+set -euo pipefail
+
+: "${SYNC_INTERVAL_SECONDS:=3600}"
+: "${RUN_ONCE:=false}"
+
+log() { echo "[entrypoint] $(date '+%Y-%m-%d %H:%M:%S') $*"; }
+
+run_once() {
+    /usr/local/bin/sync.sh
+}
+
+if [[ "$RUN_ONCE" == "true" ]]; then
+    log "RUN_ONCE=true - running sync.sh once and exiting"
+    run_once
+    exit $?
+fi
+
+log "Starting sync loop (interval: ${SYNC_INTERVAL_SECONDS}s)"
+
+# Graceful shutdown on docker stop / compose down
+term_handler() {
+    log "Received SIGTERM, shutting down"
+    exit 0
+}
+trap term_handler SIGTERM SIGINT
+
+while true; do
+    # NOTE: don't inline `run_once` into `if ! run_once; then ...` - inside
+    # that then-branch, $? would reflect the (always-0) negated test itself,
+    # not run_once's real exit code. Capture it explicitly instead.
+    rc=0
+    run_once || rc=$?
+    if [[ $rc -ne 0 ]]; then
+        log "sync.sh failed (exit ${rc}) - will retry after the next interval"
+    fi
+    log "Sleeping ${SYNC_INTERVAL_SECONDS}s until next sync..."
+    sleep "${SYNC_INTERVAL_SECONDS}" &
+    wait $!
+done