#! /bin/bash

GITEA_HOME=/var/lib/gitea
HOST_GIT_USER=git  # this will be the user in the ssh git urls, e.g. git@blacka.com/org/repo.git

# create the 'gitea' user to run and own this thing
if ! id -u 985 >/dev/null 2>&1; then
    groupadd -g 895 "$HOST_GIT_USER"
    useradd -u 895 -g "$HOST_GIT_USER" -G docker -d "$GITEA_HOME" -m gitea
fi

install -d "$GITEA_HOME/data"

cat <<"EOF" | sudo tee $GITEA_HOME/docker-shell
#!/bin/sh
/usr/bin/docker exec -i -u git --env SSH_ORIGINAL_COMMAND="$SSH_ORIGINAL_COMMAND" gitea sh "$@"
EOF
sudo chmod +x $GITEA_HOME/docker-shell
sudo usermod -s $GITEA_HOME/docker-shell git