extra: add serverctl script

Signed-off-by: Andrew 'Necromant' Andrianov <andrew@ncrmnt.org>

diff --git a/extra/serverctl b/extra/serverctl
new file mode 100755 (executable)
index 0000000..cb6dd9f
--- /dev/null
+++ b/extra/serverctl
@@ -0,0 +1,67 @@
+#!/bin/bash
+#Usage: serverctl action [servername] [minicom args]
+
+
+DEVDIR=/sys/bus/usb/devices/
+DELAY=2500
+list_servers() {
+    ls $DEVDIR | while read line; do
+       if [ "`ls ${DEVDIR}/${line}/|grep tty|wc -l`" != "0" ]; then
+           tty="`ls ${DEVDIR}/${line}/|grep tty`"
+           base="`echo $line|cut -f1 -d:`"
+           m="`cat ${DEVDIR}/${base}/manufacturer`"
+           p="`cat ${DEVDIR}/${base}/product`"
+           s="`cat ${DEVDIR}/${base}/serial`"
+           echo "$line;$base;$tty;$m;$p;$s"
+       fi
+    done
+}
+
+action=$1
+node=$2
+
+check_node() { 
+    if [ "`list_servers|grep $node|wc -l`" -eq "0" ]; then
+       echo "No such node: $node" 
+       exit 1
+    fi
+}
+
+case $action in
+    "list")
+       list_servers|while read line; do
+       echo $line|awk -F";" '{print "/dev/"$3": "$4"  "$5"  "$6 }'
+       done
+       ;;
+    "reboot")
+       check_node
+       cp2103gpio --serial=$node --gpio=3 --out=0 --sleep $DELAY --out=1
+       ;;
+    "off")
+       check_node
+       cp2103gpio --serial=$node --gpio=3 --out=0
+       ;;
+    "on")
+       check_node
+       cp2103gpio --serial=$node --gpio=3 --out=0
+       ;;
+    "term")
+       check_node
+       shift
+       shift
+       miniargs=$*
+       [ -z "$*" ] && miniargs="-b 115200"
+       tty=/dev/`list_servers|cut -d";" -f3`
+       minicom -o -D $tty $miniargs
+       ;;
+    *)
+       echo "Server control utility"
+       echo "Usage: $0 action node"
+       echo "Valid actions are: "
+       echo "                   list"
+       echo "                   reboot"
+       echo "                   shutdown"
+       echo "                   poweron"
+       echo "                   term"
+       ;;
+esac