Added some new gitlab functions.

broker.sh

@@ -376,6 +376,10 @@ apt_update () {
 	sudo apt update -y
 }
 
+install_docker () {
+	curl -sSL https://get.docker.com/ | sh
+}
+
 install_prereqs () {
 	if [[ ! -x /usr/bin/jq ]]; then
 		sudo apt install jq
@@ -643,6 +647,18 @@ git_list_dirs_under () {
 	find $1 -type d -a -name '.git'
 }
 
+######################################################################
+# Gitlab operations
+
+gitlab_download_backups () {
+	scp rancher@gitlab.adamo.network:~/* .
+}
+
+gitlab_container_backup () {
+	docker exec -it gitlab gitlab-rake gitlab:backup:create
+	sudo tar cf gitlab-secrets.tar /opt/gitlab/config/
+}
+
 gitlab_get_token () {
 	cat ${program_root}/gitlab_read.pat
 }
@@ -1295,14 +1311,23 @@ execute_on_nodes () {
 	done
 }
 
+# $1: host deal
+# $2: command
+# $3: docker deal
+docker_exec_on_host () {
+	local host="$1"; shift
+	local cmd="$1"; shift
+	local dealkeypath="$*"
+	pr_vars host cmd dealkeypath
+	if construct_deal_info $dealkeypath; then
+		ssh_tty_to_host $host "docker exec -it $deal_name \"${cmd}\""
+	fi
+}
+
 # $1: host deal
 # $2: docker deal
 docker_bash_on_host () {
-	local host=$1; shift
+	docker_exec_on_host $1 "/bin/bash" "${@:2}"
-	local dealkeypath="$*"
-	if construct_deal_info $dealkeypath; then
-		ssh_tty_to_host $host "docker exec -it $deal_name /bin/bash"
-	fi
 }
 
 docker_run_from_data_on_host () {