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ssh-wait4.sh

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+#!/bin/bash
+
+# "say" requires OSX for speech synth
+# Use ssh-copy-id beforehand for PWless login
+
+# xxx TODO EDITME
+#tryip="10.0.4.21" # mx21
+tryip="10.9.0.4" # squid
+user=dave
+
+echo "$tryip"
+
+function countdown () {
+# REF: https://stackoverflow.com/questions/12498304/using-bash-to-display-a-progress-indicator
+
+#pid=$! # Process Id of the previous running command
+
+# number
+ declare -i countto=$1
+ ctr=0
+
+ declare -a spin
+ spin[0]="-"
+ spin[1]='\'
+ spin[2]="|"
+ spin[3]="/"
+
+ echo -n "[$countto] ${spin[0]} " #$ctr"
+#while [ kill -0 $pid ]
+ while [ $countto -ge $ctr ]; do
+   for i in "${spin[@]}"
+   do
+#        echo -ne "\b$i $ctr"
+ 	let cdown=$countto-$ctr
+ 	printf "\r$countto $i $cdown     "
+         sleep 1
+ 	let ctr=$ctr+1
+ 	[ $ctr -ge $countto ] && break
+ 	read -n 1 -t .1 && break 2
+   done
+ done
+echo ''
+}
+
+# do a countdown if waiting for boot
+if [ "$1" = "1" ]; then
+  date
+  countdown 150 # 250 # 360
+  which say && say -v Fiona "check monitor" 
+
+#  ping -o 10.0.2.34
+# do forever
+  while :; do
+    for ip in $tryip; do
+      echo "Trying IP $ip"
+      ping -c 5 $ip && break 2
+    done
+  done
+
+  which say && say -v Fiona "Attempting log in $ip" &
+  date
+  ssh -2 -X -Y -c chacha20-poly1305@openssh.com -l $user $ip # 10.0.2.34
+ # fryserver
+else
+# NOTE does not need static ip
+#autossh -M 32500 -2 -X -Y -l $user p2700quad1404
+  ssh -2 -X -Y -c chacha20-poly1305@openssh.com -l $user $tryip # 10.0.2.34
+ # fryserver
+fi