Prepare SQLite bind mount permissions

scripts/export-to-old-redis.sh

@@ -7,6 +7,8 @@ IMAGE=sodium/kosync-rs:v2.1.1
 REDIS_URL=redis://127.0.0.1:6379/1
 PULL=1
 FLUSH_TARGET=0
+KOSYNC_UID=${KOSYNC_UID:-10001}
+KOSYNC_GID=${KOSYNC_GID:-10001}
 
 usage() {
     echo "Usage: $0 [--old-container NAME] [--sqlite PATH] [--image IMAGE] [--redis-url URL] [--flush-target] [--no-pull]" >&2
@@ -65,6 +67,18 @@ SQLITE_DIR=$(dirname "$SQLITE_ABS")
 SQLITE_BASE=$(basename "$SQLITE_ABS")
 mkdir -p "$SQLITE_DIR"
 
+DOCKER_USER_ARGS=
+if [ "$(id -u)" -eq 0 ]; then
+    chown "$KOSYNC_UID:$KOSYNC_GID" "$SQLITE_DIR"
+    for path in "$SQLITE_ABS" "$SQLITE_ABS-wal" "$SQLITE_ABS-shm" "$SQLITE_ABS-journal"; do
+        if [ -e "$path" ]; then
+            chown "$KOSYNC_UID:$KOSYNC_GID" "$path"
+        fi
+    done
+else
+    DOCKER_USER_ARGS="--user $(id -u):$(id -g)"
+fi
+
 if [ "$PULL" -eq 1 ]; then
     docker pull "$IMAGE"
 fi
@@ -80,6 +94,7 @@ if [ "$FLUSH_TARGET" -eq 1 ]; then
 fi
 
 docker run --rm \
+    $DOCKER_USER_ARGS \
     --network "container:$OLD_CONTAINER" \
     -v "$SQLITE_DIR:/data" \
     "$IMAGE" \