From e35eb606faef1ccd06201a0b38a462375426cedd Mon Sep 17 00:00:00 2001
From: kali <kali@leap.se>
Date: Mon, 7 Jan 2013 21:10:41 +0900
Subject: Working OSX installer workflow.

Using platypus for installer.
Working installer at 17.6MB compressed.
---
 pkg/osx/install/client.down.sh | 146 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 146 insertions(+)
 create mode 100755 pkg/osx/install/client.down.sh

(limited to 'pkg/osx/install/client.down.sh')

diff --git a/pkg/osx/install/client.down.sh b/pkg/osx/install/client.down.sh
new file mode 100755
index 00000000..47f00ed7
--- /dev/null
+++ b/pkg/osx/install/client.down.sh
@@ -0,0 +1,146 @@
+#!/bin/bash -e
+# Note: must be bash; uses bash-specific tricks
+#
+# ******************************************************************************************************************
+# This Tunnelblick script does everything! It handles TUN and TAP interfaces, 
+# pushed configurations and DHCP leases. :)
+# 
+# This is the "Down" version of the script, executed after the connection is 
+# closed.
+#
+# Created by: Nick Williams (using original code and parts of old Tblk scripts)
+# 
+# ******************************************************************************************************************
+
+trap "" TSTP
+trap "" HUP
+trap "" INT
+export PATH="/bin:/sbin:/usr/sbin:/usr/bin"
+
+readonly LOG_MESSAGE_COMMAND=$(basename "${0}")
+
+# Quick check - is the configuration there?
+if ! scutil -w State:/Network/OpenVPN &>/dev/null -t 1 ; then
+	# Configuration isn't there, so we forget it
+	echo "$(date '+%a %b %e %T %Y') *Tunnelblick $LOG_MESSAGE_COMMAND: WARNING: No existing OpenVPN DNS configuration found; not tearing down anything; exiting."
+	exit 0
+fi
+
+# NOTE: This script does not use any arguments passed to it by OpenVPN, so it doesn't shift Tunnelblick options out of the argument list
+
+# Get info saved by the up script
+TUNNELBLICK_CONFIG="$(/usr/sbin/scutil <<-EOF
+	open
+	show State:/Network/OpenVPN
+	quit
+EOF)"
+
+ARG_MONITOR_NETWORK_CONFIGURATION="$(echo "${TUNNELBLICK_CONFIG}" | grep -i '^[[:space:]]*MonitorNetwork :' | sed -e 's/^.*: //g')"
+LEASEWATCHER_PLIST_PATH="$(echo "${TUNNELBLICK_CONFIG}" | grep -i '^[[:space:]]*LeaseWatcherPlistPath :' | sed -e 's/^.*: //g')"
+PSID="$(echo "${TUNNELBLICK_CONFIG}" | grep -i '^[[:space:]]*Service :' | sed -e 's/^.*: //g')"
+SCRIPT_LOG_FILE="$(echo "${TUNNELBLICK_CONFIG}" | grep -i '^[[:space:]]*ScriptLogFile :' | sed -e 's/^.*: //g')"
+# Don't need: ARG_RESTORE_ON_DNS_RESET="$(echo "${TUNNELBLICK_CONFIG}" | grep -i '^[[:space:]]*RestoreOnDNSReset :' | sed -e 's/^.*: //g')"
+# Don't need: ARG_RESTORE_ON_WINS_RESET="$(echo "${TUNNELBLICK_CONFIG}" | grep -i '^[[:space:]]*RestoreOnWINSReset :' | sed -e 's/^.*: //g')"
+# Don't need: PROCESS="$(echo "${TUNNELBLICK_CONFIG}" | grep -i '^[[:space:]]*PID :' | sed -e 's/^.*: //g')"
+# Don't need: ARG_IGNORE_OPTION_FLAGS="$(echo "${TUNNELBLICK_CONFIG}" | grep -i '^[[:space:]]*IgnoreOptionFlags :' | sed -e 's/^.*: //g')"
+ARG_TAP="$(echo "${TUNNELBLICK_CONFIG}" | grep -i '^[[:space:]]*IsTapInterface :' | sed -e 's/^.*: //g')"
+bRouteGatewayIsDhcp="$(echo "${TUNNELBLICK_CONFIG}" | grep -i '^[[:space:]]*RouteGatewayIsDhcp :' | sed -e 's/^.*: //g')"
+
+# @param String message - The message to log
+logMessage()
+{
+	echo "$(date '+%a %b %e %T %Y') *Tunnelblick $LOG_MESSAGE_COMMAND: "${@} >> "${SCRIPT_LOG_FILE}"
+}
+
+trim()
+{
+	echo ${@}
+}
+
+if ${ARG_TAP} ; then
+	if [ "$bRouteGatewayIsDhcp" == "true" ]; then
+		if [ -z "$dev" ]; then
+			logMessage "Cannot configure TAP interface for DHCP without \$dev being defined. Device may not have disconnected properly."
+		else
+			set +e
+			ipconfig set "$dev" NONE 2>/dev/null
+			set -e
+		fi
+	fi
+fi
+
+# Issue warning if the primary service ID has changed
+PSID_CURRENT="$( (scutil | grep Service | sed -e 's/.*Service : //')<<- EOF
+	open
+	show State:/Network/OpenVPN
+	quit
+EOF)"
+if [ "${PSID}" != "${PSID_CURRENT}" ] ; then
+	logMessage "Ignoring change of Network Primary Service from ${PSID} to ${PSID_CURRENT}"
+fi
+
+# Remove leasewatcher
+if ${ARG_MONITOR_NETWORK_CONFIGURATION} ; then
+	launchctl unload "${LEASEWATCHER_PLIST_PATH}"
+	logMessage "Cancelled monitoring of system configuration changes"
+fi
+
+# Restore configurations
+DNS_OLD="$(/usr/sbin/scutil <<-EOF
+	open
+	show State:/Network/OpenVPN/OldDNS
+	quit
+EOF)"
+WINS_OLD="$(/usr/sbin/scutil <<-EOF
+	open
+	show State:/Network/OpenVPN/OldSMB
+	quit
+EOF)"
+TB_NO_SUCH_KEY="<dictionary> {
+  TunnelblickNoSuchKey : true
+}"
+
+if [ "${DNS_OLD}" = "${TB_NO_SUCH_KEY}" ] ; then
+	scutil <<- EOF
+		open
+		remove State:/Network/Service/${PSID}/DNS
+		quit
+EOF
+else
+	scutil <<- EOF
+		open
+		get State:/Network/OpenVPN/OldDNS
+		set State:/Network/Service/${PSID}/DNS
+		quit
+EOF
+fi
+
+if [ "${WINS_OLD}" = "${TB_NO_SUCH_KEY}" ] ; then
+	scutil <<- EOF
+		open
+		remove State:/Network/Service/${PSID}/SMB
+		quit
+EOF
+else
+	scutil <<- EOF
+		open
+		get State:/Network/OpenVPN/OldSMB
+		set State:/Network/Service/${PSID}/SMB
+		quit
+EOF
+fi
+
+logMessage "Restored the DNS and WINS configurations"
+
+# Remove our system configuration data
+scutil <<- EOF
+	open
+	remove State:/Network/OpenVPN/SMB
+	remove State:/Network/OpenVPN/DNS
+	remove State:/Network/OpenVPN/OldSMB
+	remove State:/Network/OpenVPN/OldDNS
+	remove State:/Network/OpenVPN
+	quit
+EOF
+
+exit 0
-- 
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