Update gestats.sh to display list of user-installed opkg packages

getstats.sh

@@ -1,8 +1,10 @@
 #! /bin/sh
 #
-# getstats.sh - Collect diagnostic information about OpenWrt.
+# getstats.sh - Collect diagnostic information about OpenWrt
 # Write the data to a file (usually /tmp/openwrtstats.txt)
 #
+# Usage: sh getstats.sh [ "command 1 to be executed" "command 2" "command 3" ... ]
+#
 # ***** To install and run this script *****
 #
 # SSH into your router and execute these statements. 
@@ -12,12 +14,15 @@
 # cat > getstats.sh 
 # [paste in the contents of this file, then hit ^D]
 # sh getstats.sh
-# You should see the results listed on-screen
+# The results listed are written to the designated file
+#   (usually /tmp/openwrtstats.txt, unless redirected)
 #
-# License: GPL Copyright (c) 2013-2016 Rich Brown
+# License: GPL Copyright (c) 2013-2018 Rich Brown
 #
-# Based on Sebastian Moeller's original from:
+# Based on Sebastian Moeller's original set of diagnostic info:
 # https://lists.bufferbloat.net/pipermail/cerowrt-devel/2014-April/002871.html
+# Based on alexmow's script to list user-installed packages
+# https://forum.openwrt.org/t/script-to-list-installed-packages-for-simplifying-sysupgrade/7188/16
 
 # File that will receive command results
 out_fqn=/tmp/openwrtstats.txt
@@ -32,6 +37,21 @@ display_command() {
 	echo -e "\n"   >> $out_fqn
 }
 
+# ------- display_user_packages() ---------
+# Display a list of all packages installed after the kernel was built
+
+display_user_packages() {
+  echo "[ User-installed packages ]" >> $out_fqn
+
+  install_time=`opkg status kernel | awk '$1 == "Installed-Time:" { print $2 }'`
+  opkg status | awk '$1 == "Package:" {package = $2} \
+  $1 == "Status:" { user_inst = / user/ && / installed/ } \
+  $1 == "Installed-Time:" && $2 != '$install_time' && user_inst { print package }' | \
+  sort >> $out_fqn 2>> $out_fqn
+
+  echo -e "\n" >> $out_fqn
+} 
+
 # ------- Main Routine -------
 
 # Examine first argument to see if they're asking for help
@@ -47,8 +67,13 @@ fi
 
 echo "===== $0 at `date` =====" > $out_fqn
 
+# Display four sets of commands:
+# 1. Common diagnostic commands
+# 2. Additional user-supplied commands (from the command line)
+# 3. User-installed opkg packages
+# 4. Longer/less common diagnostic output
 
-# Display the standard set of commands
+# 1. Display the common diagnostic commands
 # These are read from the list delimited by "EOF"
 
 while read LINE; do
@@ -61,26 +86,35 @@ uname -a
 uptime
 top -b | head -n 20
 du -sh / ; du -sh /*
-ifconfig
-logread
-dmesg
 EOF
 
 
-# Extract arguments from the command line and display them.
+# 2. Extract arguments from the command line and display them.
 while [ $# -gt 0 ] 
 do
 	display_command "$1" 
 	shift 1
 done
 
+# 3. Display user-installed opkg packages
+display_user_packages
+
+# 4. Display the long/less frequently-needed commands
+
+while read LINE; do
+    display_command "$LINE"
+done << EOF
+ifconfig
+logread
+dmesg
+EOF
 
 # End the report
 echo "===== end of $0 =====" >> $out_fqn
 
 
 #cat $out_fqn
-echo "Done... Stats written to $out_fqn"
+echo "Done... Diagnostic information written to $out_fqn"
 echo " "
 
 # Now press Ctl-D, then type "sh getstats.sh"