#!/bin/bash

# Path to home directory of 'git' user on host
GIT_HOME=$HOME

# Path to Gitea 'git' home directory mounted on host
GITEA_HOME=$GIT_HOME/data/git

# Path to 'passthru' script on host
PASSTHRU_SCRIPT=$GIT_HOME/passthru

while read file; do
    if [ "$file" == "authorized_keys" ]; then
        sed "s#/app/gitea/gitea#$PASSTHRU_SCRIPT#g" $GITEA_HOME/.ssh/authorized_keys >$GIT_HOME/.ssh/authorized_keys
    fi
done < <(exec inotifywait -mq -e close_write --format %f $GITEA_HOME/.ssh)