From 4c94f78a968e4183c16e29f8a32758cfed3df86d Mon Sep 17 00:00:00 2001
From: kapeller <kapeller>
Date: Wed, 21 May 2014 08:33:20 +0000
Subject: [PATCH] inital version

---
 shellbox_from_db | 85 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100755 shellbox_from_db

diff --git a/shellbox_from_db b/shellbox_from_db
new file mode 100755
index 0000000..e7296fa
--- /dev/null
+++ b/shellbox_from_db
@@ -0,0 +1,85 @@
+#!/bin/bash
+###############################################################################
+# Description:
+# Get softiocs parameters like port, user, directory, command, needed to create 
+# a configuration file for the shellbox service.
+# Create/update /etc/shellbox.d/<port>.conf files
+#
+# $Id: shellbox_from_db,v 1.1 2014/05/21 08:33:20 kapeller Exp $
+# $Source: /cvs/G/EPICS/App/scripts/shellbox_from_db,v $
+###############################################################################
+#
+
+PATH="/usr/bin:/bin:/usr/sbin:/sbin"
+SHELLBOX_DIR="/etc/shellbox.d"
+
+# If user is not a real person, send notification to the following email addresses:
+DEFAULT_EMAIL="rene.kapeller@psi.ch, renata.krempaska@psi.ch"
+
+hostname=$(hostname -s)
+progname=$(basename $0)
+pid=$$
+tmpfile="/tmp/$progname.tmp"
+lockfile="/var/tmp/${progname}.lck"
+
+###############################################################################
+### functions
+
+unlock() {
+  rm -rf $lockfile
+  exit 1
+}
+
+lock() {
+  if [ -e $lockfile ]; then
+    sub_perr "found $lockfile"
+    exit 1
+  else
+    touch $lockfile
+    trap unlock EXIT TERM INT
+  fi
+}
+
+###############################################################################
+### main
+
+lock
+
+if (wget -qO $tmpfile https://inventory.psi.ch/soap/softioc_info.aspx?host=$hostname); then
+  mkdir -p $SHELLBOX_DIR
+  rm $SHELLBOX_DIR/.[0-9]*.conf
+  while IFS=$'\n' read line; do
+    if [ -n "$line" ]; then
+      port=$(echo $line | cut -d ' ' -f 1)
+      user=$(echo $line | cut -d ' ' -f 2)
+      email=$(ldapsearch -x -H ldap://d.psi.ch -b "ou=Users,ou=PSI,dc=d,dc=psi,dc=ch" "(cn=$user)" mail | grep @ | awk '{print $2}')
+      if [ -z "$email" ]; then
+        email=$DEFAULT_EMAIL
+      fi
+      new_file="$SHELLBOX_DIR/.${port}.conf"
+      old_file="$SHELLBOX_DIR/${port}.conf"
+      echo "#" > $new_file
+      echo "# This file is generated by $progname." >> $new_file
+      echo "# Manual changes will get lost!" >> $new_file
+      echo "#" >> $new_file
+      echo "$line" >> $new_file
+      if (! cmp -s $new_file $old_file); then
+        cp $new_file $old_file
+        mail -s "$hostname - $progname - $old_file changed" $email < $old_file
+      fi
+    fi
+  done < $tmpfile
+fi
+rm $tmpfile
+
+# Delete what is not in the database
+cd $SHELLBOX_DIR
+for file in [0-9]*.conf; do
+  if [ -e $file -a ! -e .$file ]; then
+    rm $file
+  fi
+done
+
+unlock
+
+### EOF