Added ttrace code

1 files changed, 81 insertions, 0 deletions

diff --git a/ttrace b/ttrace
new file mode 100755
index 0000000..30b78e3
--- /dev/null
+++ b/ttrace
@@ -0,0 +1,81 @@
+#!/usr/bin/env bash
+
+host=$1
+
+get_host_info() {
+        reply_msg=$1
+        host_info=$(
+                echo "$reply_msg" |
+                grep -o -e "^PING .*$" |
+                cut -d ' ' -f 2,3
+        )
+        echo $host_info
+}
+
+get_hop_info() {
+        reply_msg=$1
+        hop_info=$(
+                echo "$reply_msg" |
+                grep -o -e "^From .*$" |
+                tail -n 1 |
+                cut -d ' ' -f 2,3 |
+                sed 's/^\([0-9]\{1,3\}\(\.[0-9]\{1,3\}\)\{3\}\).*$/\1\ (\1)/'
+        )
+        if [ -n "$hop_info" ]; then
+                echo "$hop_info"
+        else
+                echo "? (?)"
+        fi
+}
+
+get_ip() {
+        info=$1
+        echo "$info" |
+        sed 's/^.*\ (\(.*\))$/\1/'
+}
+
+get_hostname() {
+        info=$1
+        echo "$info" |
+        sed 's/^\(.*\)\ (.*)$/\1/'
+}
+
+get_avg_ping() {
+        reply_msg=$1
+        avg_ping=$(
+                echo "$reply_msg" |
+                grep 'rtt' |
+                cut -d '/' -f 5
+        )
+        if [ -z "$avg_ping" ]; then
+                avg_ping="???"
+        fi
+        echo "$avg_ping"
+}
+
+for (( hop = 0; hop < 64; hop++ )); do 
+        reply=`ping -c 1 -t $hop $host`
+
+        if [ $? -eq 1 ]; then
+                hop_info=$(get_hop_info "$reply")
+                hop_ip=$(get_ip "$hop_info")
+
+                if [ "$hop_ip" = "?" ]; then
+                        avg_ping="?"
+                else
+                        hop_reply=`ping -c 1 -q $hop_ip`
+                        avg_ping=$(get_avg_ping "$hop_reply")
+                fi
+                
+                echo "$hop - $hop_info - $avg_ping ms"
+        else
+                host_info=$(get_host_info "$reply")
+                host_ip=$(get_ip "$host_info")
+                host_reply=`ping -c 1 $host_ip`
+                avg_ping=$(get_avg_ping "$host_reply")
+                echo "$hop - $host_info - $avg_ping ms"
+                break
+        fi
+done
+
+# vim: set ts=8 sw=8 tw=0 noet :