From 857e80acff709b05a4f4c2ade3911df7593c0ec8 Mon Sep 17 00:00:00 2001
From: Siraaj Khandkar <siraaj@khandkar.net>
Date: Sun, 1 Nov 2020 15:01:14 -0500
Subject: [PATCH] Add net reporting on UDP servers and ESTABLISHED conns

---
 home/lib/login_functions.sh | 28 ++++++++++++++++++++++++----
 1 file changed, 24 insertions(+), 4 deletions(-)

diff --git a/home/lib/login_functions.sh b/home/lib/login_functions.sh
index a497cbc..51bc7f5 100644
--- a/home/lib/login_functions.sh
+++ b/home/lib/login_functions.sh
@@ -455,7 +455,7 @@ motd() {
     echo
 
     echo 'Network'
-    echo "${indent_unit}interfaces:"
+    echo "${indent_unit}if"
     (ifconfig; iwconfig) 2> /dev/null \
     | awk '
         /^[^ ]/ {
@@ -499,12 +499,32 @@ motd() {
     | indent "${indent_unit}${indent_unit}"
 
     # WARN: ensure: $USER ALL=(ALL) NOPASSWD:/bin/netstat
-    echo "${indent_unit}TCP servers"
+
+    echo "${indent_unit}-->"
+
+    printf '%sUDP: ' "${indent_unit}${indent_unit}"
+    sudo -n netstat -ulnp \
+    | awk 'NR > 2 {print $6}' \
+    | awk -F/ '{print $2}' \
+    | sort -u \
+    | xargs \
+    | column -t
+
+    printf '%sTCP: ' "${indent_unit}${indent_unit}"
     sudo -n netstat -tlnp \
     | awk 'NR > 2 {print $7}' \
     | awk -F/ '{print $2}' \
     | sort -u \
     | xargs \
-    | column -t \
-    | indent "${indent_unit}${indent_unit}"
+    | column -t
+
+    echo "${indent_unit}<->"
+
+    printf '%sTCP: ' "${indent_unit}${indent_unit}"
+    sudo -n netstat -tnp \
+    | awk 'NR > 2 && $6 == "ESTABLISHED" {print $7}' \
+    | awk -F/ '{print $2}' \
+    | sort -u \
+    | xargs \
+    | column -t
 }
-- 
2.20.1