Add run-on-all-nodes

lib.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+get-targets() {
+	cat /etc/hosts | awk '{print $NF}' | grep -v localhost | grep -v "$(uname -n | awk -F '.' '{print $1}')" | /bin/grep "[a-z]"
+}
+
+export _ignore=("tcp.ac")
+ignore() {
+	for iggie in "${_ignore[@]}"; do
+		echo "$iggie"
+		if [[ "$*" =~ $iggie ]]; then
+			true
+		fi
+	done
+	false
+}

run-on-all-nodes.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+source lib.sh
+
+echo "preparing to run $* on all nodes"
+
+_self="$(uname -n)"
+
+set +e
+echo "running on self"
+ssh -n "$_self" "$@"
+set -e
+
+get-targets | while read -r line; do
+	if ! ignore "$line"; then
+		echo "running on $line"
+		ssh -n "$line" "$@" &
+	fi
+done