Add pingtest script for corona network monitor

skylab/core/playbooks/files/pingtest.bash

@@ -0,0 +1,137 @@
+#!/usr/bin/env bash
+
+set -o pipefail
+
+declare FMT_RESET
+declare FMT_BOLD
+declare FMT_GREEN
+declare FMT_RED
+declare NL
+FMT_RESET=$(printf "\\e[0m")
+FMT_BOLD=$(printf "\\e[1m")
+FMT_GREEN=$(printf "\\e[32m")
+FMT_RED=$(printf "\\e[31m")
+NL=$'\n'
+readonly FMT_RESET
+readonly FMT_BOLD
+readonly FMT_GREEN
+readonly FMT_RED
+readonly NL
+
+
+function usage() {
+    cat << __EOF__
+${FMT_GREEN}$(basename "$0")${FMT_RESET}: \
+
+Ping hosts and print status
+
+${FMT_BOLD}Usage:${FMT_RESET}
+    $(basename "$0") [-h] [--service|--network]
+
+${FMT_GREEN}-h --help${FMT_RESET}
+    Print this message and exit.
+
+${FMT_GREEN}--services${FMT_RESET}
+    Report service status
+
+${FMT_GREEN}--network${FMT_RESET}
+    Report network status
+
+__EOF__
+}
+
+function _fmt_online() { echo "${FMT_BOLD}${FMT_GREEN}ONLINE${FMT_RESET}"; }
+
+function _fmt_offline() { echo "${FMT_BOLD}${FMT_RED}OFFLINE${FMT_RESET}"; }
+
+function _test_cmd() { if eval "$1" &>/dev/null ; then echo "${2}~$(_fmt_online)"; else echo "${2}~$(_fmt_offline)"; fi }
+
+function _test_ping() { _test_cmd "ping -W 2 -c 1 ${1}" "${2}"; }
+
+function _test_curl_head() { _test_cmd "curl --fail --head ${1}" "${2}"; }
+
+function _test_curl_get() { _test_cmd "curl --fail --get ${1}" "${2}"; }
+
+function _test_curl_insecure() { _test_cmd "curl --fail --head --insecure ${1}" "${2}"; }
+
+function _test_netcat() { _test_cmd "nc -z ${1} ${2}" "${3}"; }
+
+function network() {
+  local uplink_address="1.1.1.1"
+
+  declare -a infra=("core.en1.local" "switch.en1.local" "wap-1.en1.local" "wap-2.en1.local" "wap-3.en1.local" "printer.en1.local")
+  declare -a infra_names=("Core Router" "Core Switch" "Wireless AP 1" "Wireless AP 2" "Wireless AP 3" "Printer")
+
+  declare -a lab=("cluster.skylab.enp.one" "pegasus.skylab.enp.one" "saturn.skylab.enp.one" "orion.skylab.enp.one" "iridium.skylab.enp.one" "en2.enp.one")
+  declare -a lab_names=("Cluster" "Pegasus" "Saturn" "Orion" "Iridium" "Hubble")
+
+  local output=$(_test_ping "$uplink_address" "UPLINK")
+  output+="${NL}";
+
+  output+="${NL}INFRASTRUCTURE~STATE${NL}"
+  for (( index=0; index<"${#infra[@]}"; index++ )); do
+    output+=$(_test_ping "${infra[$index]}" "${infra_names[$index]}")
+    output+="${NL}"
+  done
+
+  output+="${NL}HOMELAB~STATE${NL}"
+  for (( index=0; index<"${#lab[@]}"; index++ )); do
+    output+=$(_test_ping "${lab[$index]}" "${lab_names[$index]}")
+    output+="${NL}"
+  done
+
+  column -e -t -s '~' <<<"$output"
+}
+
+function services() {
+  local output="INTERNAL~STATE${NL}"
+
+  output+=$(_test_netcat "cluster.skylab.enp.one" "53" "AdGuard DNS")
+  output+="${NL}"
+  output+=$(_test_netcat "core.en1.local" "53" "Fallback DNS")
+  output+="${NL}"
+  output+=$(_test_curl_insecure "https://cluster.skylab.enp.one:8443/status" "Ubiquiti WLC")
+  output+="${NL}"
+
+  output+="${NL}PUBLIC~STATE${NL}"
+
+  output+=$(_test_curl_head "https://pms.enp.one/web/index.html" "Plex Media Server")
+  output+="${NL}"
+  output+=$(_test_netcat "cluster.skylab.enp.one" "25565" "Minecraft Server")
+  output+="${NL}"
+  output+=$(_test_curl_get "https://vcs.enp.one/api/v1/version" "Version Control")
+  output+="${NL}"
+  output+=$(_test_curl_get "https://ssv.enp.one/api/alive" "Bitwarden")
+  output+="${NL}"
+  output+=$(_test_curl_head "https://cdn.enp.one/heartbeat" "Digital Ocean CDN")
+  output+="${NL}"
+  output+=$(_test_curl_head "https://doc.enp.one/" "Documentation")
+  output+="${NL}"
+  output+=$(_test_curl_head "https://enpaul.net/" "enpaul.net")
+  output+="${NL}"
+  output+=$(_test_curl_head "https://allaroundhere.org/" "allaroundhere.org")
+  output+="${NL}"
+  output+=$(_test_curl_head "https://enp.one/" "enp.one")
+  output+="${NL}"
+
+  column -e -t -s'~' <<<"$output"
+}
+
+function main() {
+  if [[ "$1" =~ ^(-h|--help)$ ]]; then
+    usage;
+    return 0
+  fi
+  if [[ "$1" = "--network" ]]; then
+    network;
+    return 0
+  fi
+  if [[ "$1" = "--services" ]]; then
+    services;
+    return 0
+  fi
+}
+
+if [[ "${BASH_SOURCE[0]}" == "$0" ]]; then
+  main "${@}"
+fi