Add swivel

swivel

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+
+# swivel - Easily switch between running glances servers.
+#
+# Usage:
+# swivel 10.0.0.10 10.0.0.11 10.0.0.12
+
+set -euo pipefail
+
+# Dependency check
+missing_deps=()
+command -v gum >/dev/null || missing_deps+=(gum)
+command -v glances >/dev/null || missing_deps+=(glances)
+
+if (( "${#missing_deps[@]}" != 0 )); then
+    echo "Missing dependencies:" "${missing_deps[@]}"
+    exit 1
+fi
+
+# Check number of args supplied at cli
+if (( "${#@}" == 0 )); then
+    echo "At least one IP address or hostname must be supplied."
+    echo ""
+    echo "Usage: swivel <ip_addr0> <ip_addr1> ... <ip addrN>"
+    exit 1
+fi
+
+while
+    selection=$(gum choose "${@}" "Exit" --limit=1 --header="Selection:")
+    [[ "$selection" != "Exit" ]] && glances -c "@$selection" -p 61209
+do true; done