customize ssh key path

Dockerfile

@@ -9,6 +9,7 @@ WORKDIR /data
 
 ENV SSH_HOST "root@1.1.1.1"
 ENV SSH_PORT 22
+ENV SSH_KEY_FILE /data/ssh/id_rsa
 
 ENV LOCAL_TUN_ID 1
 ENV LOCAL_TUN_ADDRESS 10.0.0.1/24

data/run.sh

@@ -5,4 +5,4 @@ export REMOTE_TUN_INTERFACE="tun$REMOTE_TUN_ID"
 
 nohup ./wait-daemon.sh &
 
-cat ./post-script.sh | env TUN_INTERFACE="$REMOTE_TUN_INTERFACE" TUN_ADDRESS="$REMOTE_TUN_ADDRESS" TUN_TABLE="$REMOTE_TUN_TABLE" TUN_TABLE_2="$REMOTE_TUN_TABLE_2" TUN_PREF="$REMOTE_TUN_PREF" TUN_POST_SCRIPT="$REMOTE_TUN_POST_SCRIPT" envsubst | ssh -TCw "$LOCAL_TUN_ID:$REMOTE_TUN_ID" -i "/data/ssh/id_rsa" -o StrictHostKeyChecking=no -p "$SSH_PORT" "$SSH_HOST" /bin/bash
+cat ./post-script.sh | env TUN_INTERFACE="$REMOTE_TUN_INTERFACE" TUN_ADDRESS="$REMOTE_TUN_ADDRESS" TUN_TABLE="$REMOTE_TUN_TABLE" TUN_TABLE_2="$REMOTE_TUN_TABLE_2" TUN_PREF="$REMOTE_TUN_PREF" TUN_POST_SCRIPT="$REMOTE_TUN_POST_SCRIPT" envsubst | ssh -TCw "$LOCAL_TUN_ID:$REMOTE_TUN_ID" -i "$SSH_KEY_FILE" -o StrictHostKeyChecking=no -p "$SSH_PORT" "$SSH_HOST" /bin/bash