containerctl: Add containerctl script

Add script to generate and exec control scripts.

Signed-off-by: Enno Tensing <tenno@suij.in>

containerctl

@@ -0,0 +1,134 @@
+#!/bin/sh
+
+BASEDIR="/var/lib/containerctl"
+CONTAINERDIR="${BASEDIR}/containers"
+CONFIGDIR="${BASEDIR}/configs"
+LOGDIR="/var/log/containerctl"
+TODAY="$(date '+%F')"
+LOG="${LOGDIR}/${TODAY}"
+
+log_error()
+{
+	printf '[%b] (EE) %b\n' "${@}" | tee -a "${LOG}"
+}
+
+list_dir()
+{
+	find "${1}" -mindepth 1 -type d
+}
+
+list_containers()
+{
+	list_dir "${CONTAINERDIR}"
+}
+
+list_configs()
+{
+	list_dir "${CONFIGDIR}"
+}
+
+exec_script()
+{
+	container="${1}"
+	script="${2}"
+
+	if [ -z "${container}" ]
+	then
+		log_error "No container passed"
+		exit 1
+	fi
+
+	if [ -z "${script}" ]
+	then
+		log_error "No script passed"
+		exit 1
+	fi
+
+	if ! [ -e "${CONTAINERDIR}/${container}" ]
+	then
+		log_error "${container} does not exist, did you forget to generate it?"
+		exit 1
+	fi
+
+	if ! [ -d "${CONTAINERDIR}/${container}" ]
+	then
+		log_error "${container} does not exist"
+		exit 1
+	fi
+
+	if ! [ -e "${CONTAINERDIR}/${container}/${script}" ]
+	then
+		log_error "${script} is invalid, maybe try regenerating the container?"
+		exit 1
+	fi
+
+	if ! [ -f "${CONTAINERDIR}/${container}/${script}" ]
+	then
+		log_error "${script} is invalid, please recreate the container"
+		exit 1
+	fi
+
+	/bin/sh "${CONTAINERDIR}/${container}/${script}" || log_error "${script} failed!"
+}
+
+
+generate_container()
+{
+	config="${1}"
+
+	if [ -z "${config}" ]
+	then
+		log_error "No config was passed."
+		exit 1
+	fi
+
+	if ! [ -e "${CONFIGDIR}" ]
+	then
+		log_error "${CONFIGDIR} does not exist"
+		exit 1
+	fi
+
+	if ! [ -d "${CONFIGDIR}" ]
+	then
+		log_error "${CONFIGDIR} is not a directory"
+		exit 1
+	fi
+
+	if ! [ -e "${CONFIGDIR}/${config}" ]
+	then
+		log_error "${config} does not exist!" \
+			"Please check the name and or location  of the desired config."
+		exit 1
+	fi
+
+	if ! [ -f "${CONFIGDIR}/${config}" ]
+	then
+		log_error "${config} is not a file."
+		exit 1
+	fi
+
+	/usr/bin/env python3 "${BASEDIR}/generate/generate.py" \
+		"${CONFIGDIR}/${config}" "${LOG}" "${CONTAINERDIR}"
+
+	if [ "${?}" = 1 ]
+	then
+		log_error "Container generation failed."
+		exit 1
+	fi
+}
+
+generate_all()
+{
+	list_configs | while read -r config
+	do
+		generate_config "$(printf '%b' "${config}" | sed -e "s|${CONFIGDIR}||g")"
+	done
+}
+
+case "${1}" in
+	"list-containers") list_containers ;;
+	"list-configs") list_configs ;;
+	"generate-all") generate_all ;;
+	"generate") shift; generate_config "${@}" ;;
+	*) exec_script "${@}" ;;
+esac