docker-mailserver/setup.sh

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#! /bin/sh
##
# Wrapper for various setup scripts included in the docker-mailserver
#
INFO=$(docker ps \
--no-trunc \
--format="{{.Image}}\t{{.Names}}\t{{.Command}}" | \
grep '/bin/sh -c /usr/local/bin/start-mailserver.sh')
IMAGE_NAME=$(echo $INFO | awk '{print $1}')
CONTAINER_NAME=$(echo $INFO | awk '{print $2}')
if [ -z "$IMAGE_NAME" ]; then
IMAGE_NAME=tvial/docker-mailserver:latest
fi
_inspect() {
if _docker_image_exists "$IMAGE_NAME"; then
echo "Image: $IMAGE_NAME"
else
echo "Image: '$IMAGE_NAME' cant be found."
fi
if [ -n "$CONTAINER_NAME" ]; then
echo "Container: $CONTAINER_NAME"
else
echo "Container: Not running, please start docker-mailserver."
fi
}
_usage() {
echo "Usage: $0 [-i IMAGE_NAME] [-c CONTAINER_NAME] <subcommand> <subcommand> [args]
OPTIONS:
-i IMAGE_NAME The name of the docker-mailserver image, by default
'tvial/docker-mailserver:latest'.
-c CONTAINER_NAME The name of the running container.
SUBCOMMANDS:
email:
$0 email add <email> <password>
$0 email update <email> <password>
$0 email del <email>
$0 email list
alias:
$0 alias add <email> <recipient>
$0 alias del <email> <recipient>
$0 alias list
config:
$0 config dkim
$0 config ssl
debug:
$0 debug fetchmail
$0 debug show-mail-logs
$0 debug inspect
$0 debug login <commands>
"
exit 1
}
_docker_image_exists() {
if docker history -q "$1" >/dev/null 2>&1; then
return 0
else
return 1
fi
}
_docker_image() {
if ! _docker_image_exists "$IMAGE_NAME"; then
echo "Image '$IMAGE_NAME' not found. Pulling ..."
docker pull "$IMAGE_NAME"
fi
docker run \
--rm \
-v "$(pwd)/config":/tmp/docker-mailserver \
-ti "$IMAGE_NAME" $@
}
_docker_container() {
if [ -n "$CONTAINER_NAME" ]; then
docker exec -ti "$CONTAINER_NAME" $@
else
echo "The docker-mailserver is not running!"
exit 1
fi
}
while getopts ":c:i:" OPT; do
case $OPT in
c)
CONTAINER_NAME="$OPTARG"
;;
i)
IMAGE_NAME="$OPTARG"
;;
\?)
echo "Invalid option: -$OPTARG" >&2
;;
esac
done
shift $((OPTIND-1))
case $1 in
email)
shift
case $1 in
add)
shift
_docker_image addmailuser $@
;;
update)
shift
_docker_image updatemailuser $@
;;
del)
shift
_docker_image delmailuser $@
;;
list)
_docker_image listmailuser
;;
*)
_usage
;;
esac
;;
alias)
shift
case $1 in
add)
shift
_docker_image addalias $@
;;
del)
shift
_docker_image delalias $@
;;
list)
shift
_docker_image listalias $@
;;
*)
_usage
;;
esac
;;
config)
shift
case $1 in
dkim)
_docker_image generate-dkim-config
;;
ssl)
_docker_image generate-ssl-certificate
;;
*)
_usage
;;
esac
;;
debug)
shift
case $1 in
fetchmail)
_docker_image debug-fetchmail
;;
show-mail-logs)
_docker_container cat /var/log/mail/mail.log
;;
inspect)
_inspect
;;
login)
shift
if [ -z "$1" ]; then
_docker_container /bin/bash
else
_docker_container /bin/bash -c "$@"
fi
;;
*)
_usage
;;
esac
;;
*)
_usage
;;
esac