<?php
/*
	open-vm-tools.inc
	part of pfSense (https://www.pfSense.org/)
	Copyright (C) 2008-2015 Electric Sheep Fencing LP
	All rights reserved.

	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions are met:

	1. Redistributions of source code must retain the above copyright notice,
	   this list of conditions and the following disclaimer.

	2. Redistributions in binary form must reproduce the above copyright
	   notice, this list of conditions and the following disclaimer in the
	   documentation and/or other materials provided with the distribution.

	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	POSSIBILITY OF SUCH DAMAGE.
*/
require_once("service-utils.inc");
require_once("util.inc");

function open_vm_tools_deinstall() {
	unlink_if_exists("/usr/local/etc/rc.d/vmware-kmod.sh");
	unlink_if_exists("/boot/kernel/vmblock.ko");
	unlink_if_exists("/boot/kernel/vmhgfs.ko");
	unlink_if_exists("/boot/kernel/vmmemctl.ko");
	unlink_if_exists("/boot/kernel/vmxnet.ko");
}

function open_vm_tools_install() {
	// Clean up old .ko files if they exist
	unlink_if_exists("/boot/kernel/vmblock.ko");
	unlink_if_exists("/boot/kernel/vmhgfs.ko");
	unlink_if_exists("/boot/kernel/vmmemctl.ko");
	unlink_if_exists("/boot/kernel/vmxnet.ko");
	// Remove other unused files if they exist
	unlink_if_exists("/usr/local/etc/rc.d/vmware-kmod");
	unlink_if_exists("/usr/local/etc/rc.d/vmware-guestd");

	$pfs_version = substr(trim(file_get_contents("/etc/version")), 0, 3);
	if ($pfs_version == "2.1") {
		$openvmtools_path = "/usr/pbi/open-vm-tools-nox11-" . php_uname("m");
	} else if ($pfs_version == "2.2") {
		$openvmtools_path = "/usr/pbi/open-vm-tools-" . php_uname("m") . "/local";
	} else {
		$openvmtools_path = "/usr/local";
	}

	$vmware_tools_conf = <<<EOF
[powerops]
poweron-script=
resume-script=
suspend-script=
poweroff-script=

EOF;

	$vmware_guestd = <<<EOF
#!/bin/sh
#
# This file was automatically generated
# by the pfSense package manager.
#
# Do not edit this file. Edit
# /usr/local/pkg/open-vm-tools.inc instead.
#
# PROVIDE: vmware-guestd
# REQUIRE: DAEMON
# BEFORE: LOGIN

. /etc/rc.subr

# Global
checkvm_cmd="/usr/local/bin/vmware-checkvm > /dev/null"

# VMware guest daemon
name="vmware_guestd"
rcvar="\${name}_enable"
start_precmd="\${checkvm_cmd}"
unset start_cmd
stop_precmd="\${checkvm_cmd}"
unset stop_cmd
command="/usr/local/bin/vmtoolsd"
command_args="-c {$openvmtools_path}/share/vmware-tools/tools.conf -p {$openvmtools_path}/lib/open-vm-tools/plugins/vmsvc"
pidfile="/var/run/\${name}.pid"

load_rc_config \$name
vmware_guestd_enable="YES"
vmware_guestd_flags="--background \${pidfile}"
run_rc_command "\$1"

EOF;

	$vmware_kmod = <<<EOF
#!/bin/sh
#
# This file was automatically generated
# by the pfSense package manager.
#
# Do not edit this file. Edit
# /usr/local/pkg/open-vm-tools.inc instead.
#
# PROVIDE: vmware-kmod
# REQUIRE: FILESYSTEMS
# BEFORE: netif

. /etc/rc.subr

# Global
checkvm_cmd="/usr/local/bin/vmware-checkvm > /dev/null"

# Functions
vmware_guest_vmmemctl_start()
{
	echo 'Loading vmmemctl kernel module.'
	kldload vmmemctl.ko >/dev/null 2>&1
}

# VMware kernel module: vmmemctl
name="vmware_guest_vmmemctl"
rcvar="\${name}_enable"
start_precmd="\${checkvm_cmd}"
start_cmd="vmware_guest_vmmemctl_start"
stop_precmd="\${checkvm_cmd}"
stop_cmd=":"

load_rc_config \$name
vmware_guest_vmmemctl_enable="YES"
run_rc_command "\$1"

EOF;

	// Write out conf files.
	$fd = fopen("/usr/local/etc/rc.d/vmware-guestd.sh", "w");
	if (!$fd) {
		log_error("Could not open /usr/local/etc/rc.d/vmware-guestd.sh for writing");
		die("Could not open /usr/local/etc/rc.d/vmware-guestd.sh for writing");
	}
	fwrite($fd, $vmware_guestd);
	fclose($fd);
	chmod("/usr/local/etc/rc.d/vmware-guestd.sh", 0755);

	/* The kernel modules aren't stable at this time, omit them.
	$fd = fopen("/usr/local/etc/rc.d/vmware-kmod.sh", "w");
	if (!$fd) {
		log_error("Could not open /usr/local/etc/rc.d/vmware-kmod.sh for writing");
		die("Could not open /usr/local/etc/rc.d/vmware-kmod.sh for writing");
	}
	fwrite($fd, $vmware_kmod);
	fclose($fd);
	chmod("/usr/local/etc/rc.d/vmware-kmod.sh", 0755);
	*/
	/* Won't copy this either for now, some sequences of loading/unloading of the module will cause kernel panic.
	mwexec("/bin/cp $openvmtools_path/local/lib/vmware-tools/modules/drivers/vmmemctl.ko /boot/kernel/");
	*/

	$fd = fopen("$openvmtools_path/share/vmware-tools/tools.conf", "w");
	if (!$fd) {
		log_error("Could not open $openvmtools_path/share/vmware-tools/tools.conf for writing");
		die("Could not open $openvmtools_path/share/vmware-tools/tools.conf for writing");
	}
	fwrite($fd, $vmware_tools_conf);
	fclose($fd);

	start_service("vmware-guestd");
}

?>