bash: aliases: macos: ++kubectl

etc/shell/bash/aliases_macos

@@ -3,3 +3,42 @@ alias ls='ls -lGhpv --color=always --group-directories-first'	#noindex
 alias lsl='ls -L'						#noindex
 alias lst='ls -al --time-style=+%D | grep $(\date +%D)'		#noindex
 
+#- Kubernetes noindex
+k_set_ps1() {
+	set | grep '^PS1=' | grep 'k8s' >&-
+
+	if [ "$?" != 0 ]; then
+		export PS1="\033[1;32m[\033[1;31mk8s:\$K_NS\033[1;32m]-\033[00m$PS1"
+	fi
+}
+
+#- kubectl++ noindex
+k() {
+	if [ "$1" == "use" ]; then
+		NS="$2"
+
+		kubectl get namespaces | grep "$2" >&-
+
+		if [ "$?" == 0 ]; then
+			echo k use "$NS"
+
+			export K_NS="$NS"
+
+			k_set_ps1
+		else
+			echo ERROR: namespace "$NS" not found
+		fi
+	else
+		if [ -z "$K_NS" ]; then
+			echo kubectl --all-namespaces $@
+			kubectl $@ --all-namespaces
+		else
+			echo kubectl -n "$K_NS" $@
+			kubectl $@ -n "$K_NS"
+		fi
+	fi
+}
+
+if [ ! -z "$K_NS" ]; then
+	k_set_ps1
+fi