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Kulya
OpnSense
Commits
47b56236
Commit
47b56236
authored
Mar 02, 2016
by
Ad Schellevis
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(legacy) fix spacing and curly braces in vslb.inc
parent
a1a8129f
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vslb.inc
src/etc/inc/vslb.inc
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src/etc/inc/vslb.inc
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47b56236
<?php
/*
Copyright (C) 2005-2008 Bill Marquette
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.
Copyright (C) 2005-2008 Bill Marquette
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.
*/
function
subnetv4_expand
(
$subnet
)
{
$result
=
array
();
list
(
$ip
,
$bits
)
=
explode
(
"/"
,
$subnet
);
$net
=
ip2long
(
$ip
);
$mask
=
(
0xffffffff
<<
(
32
-
$bits
));
$net
&=
$mask
;
$size
=
round
(
exp
(
log
(
2
)
*
(
32
-
$bits
)));
for
(
$i
=
0
;
$i
<
$size
;
$i
+=
1
)
{
$result
[]
=
long2ip
(
$net
|
$i
);
}
return
$result
;
$result
=
array
();
list
(
$ip
,
$bits
)
=
explode
(
"/"
,
$subnet
);
$net
=
ip2long
(
$ip
);
$mask
=
(
0xffffffff
<<
(
32
-
$bits
));
$net
&=
$mask
;
$size
=
round
(
exp
(
log
(
2
)
*
(
32
-
$bits
)));
for
(
$i
=
0
;
$i
<
$size
;
$i
+=
1
)
{
$result
[]
=
long2ip
(
$net
|
$i
);
}
return
$result
;
}
/* include all configuration functions */
class
Monitor
{
private
$conf
=
array
();
function
__construct
(
$config
)
{
$this
->
conf
=
$config
;
}
public
function
p
()
{
return
"check
{
$this
->
get
(
'proto'
)
}
"
;
}
private
function
get
(
$var
)
{
return
isset
(
$this
->
$var
)
?
$this
->
$var
:
""
;
}
protected
function
config
(
$element
)
{
return
isset
(
$this
->
conf
[
$element
])
?
$this
->
conf
[
$element
]
:
""
;
}
class
Monitor
{
private
$conf
=
array
();
function
__construct
(
$config
)
{
$this
->
conf
=
$config
;
}
public
function
p
()
{
return
"check
{
$this
->
get
(
'proto'
)
}
"
;
}
private
function
get
(
$var
)
{
return
isset
(
$this
->
$var
)
?
$this
->
$var
:
""
;
}
protected
function
config
(
$element
)
{
return
isset
(
$this
->
conf
[
$element
])
?
$this
->
conf
[
$element
]
:
""
;
}
}
class
TCPMonitor
extends
Monitor
{
protected
$proto
=
'tcp'
;
class
TCPMonitor
extends
Monitor
{
protected
$proto
=
'tcp'
;
}
class
SSLMonitor
extends
Monitor
{
protected
$proto
=
'ssl'
;
class
SSLMonitor
extends
Monitor
{
protected
$proto
=
'ssl'
;
}
class
ICMPMonitor
extends
Monitor
{
protected
$proto
=
'icmp'
;
class
ICMPMonitor
extends
Monitor
{
protected
$proto
=
'icmp'
;
}
class
HTTPMonitor
extends
Monitor
{
protected
$proto
=
'http'
;
function
__construct
(
$config
)
{
parent
::
__construct
(
$config
);
}
public
function
p
()
{
$method
=
(
$this
->
code
()
!=
""
)
?
$this
->
code
()
:
$this
->
digest
();
return
"check
{
$this
->
proto
}
{
$this
->
path
()
}
{
$this
->
host
()
}
{
$method
}
"
;
}
private
function
path
()
{
return
$this
->
config
(
'path'
)
!=
""
?
"'
{
$this
->
config
(
'path'
)
}
'"
:
""
;
}
private
function
host
()
{
return
$this
->
config
(
'host'
)
!=
""
?
"host
{
$this
->
config
(
'host'
)
}
"
:
""
;
}
private
function
code
()
{
return
$this
->
config
(
'code'
)
!=
""
?
"code
{
$this
->
config
(
'code'
)
}
"
:
""
;
}
private
function
digest
()
{
return
$this
->
config
(
'digest'
)
!=
""
?
"digest
{
$this
->
config
(
'digest'
)
}
"
:
""
;
}
class
HTTPMonitor
extends
Monitor
{
protected
$proto
=
'http'
;
function
__construct
(
$config
)
{
parent
::
__construct
(
$config
);
}
public
function
p
()
{
$method
=
(
$this
->
code
()
!=
""
)
?
$this
->
code
()
:
$this
->
digest
();
return
"check
{
$this
->
proto
}
{
$this
->
path
()
}
{
$this
->
host
()
}
{
$method
}
"
;
}
private
function
path
()
{
return
$this
->
config
(
'path'
)
!=
""
?
"'
{
$this
->
config
(
'path'
)
}
'"
:
""
;
}
private
function
host
()
{
return
$this
->
config
(
'host'
)
!=
""
?
"host
{
$this
->
config
(
'host'
)
}
"
:
""
;
}
private
function
code
()
{
return
$this
->
config
(
'code'
)
!=
""
?
"code
{
$this
->
config
(
'code'
)
}
"
:
""
;
}
private
function
digest
()
{
return
$this
->
config
(
'digest'
)
!=
""
?
"digest
{
$this
->
config
(
'digest'
)
}
"
:
""
;
}
}
class
HTTPSMonitor
extends
HTTPMonitor
{
protected
$proto
=
'https'
;
class
HTTPSMonitor
extends
HTTPMonitor
{
protected
$proto
=
'https'
;
}
class
SendMonitor
extends
Monitor
{
private
$proto
=
'send'
;
function
__construct
(
$config
)
{
parent
::
__construct
(
$config
);
}
public
function
p
()
{
return
"check
{
$this
->
proto
}
{
$this
->
data
()
}
expect
{
$this
->
pattern
()
}
{
$this
->
ssl
()
}
"
;
}
private
function
data
()
{
return
$this
->
config
(
'send'
)
!=
""
?
"
\"
{
$this
->
config
(
'send'
)
}
\"
"
:
"
\"\"
"
;
}
private
function
pattern
()
{
return
$this
->
config
(
'expect'
)
!=
""
?
"
\"
{
$this
->
config
(
'expect'
)
}
\"
"
:
"
\"\"
"
;
}
private
function
ssl
()
{
return
$this
->
config
(
'ssl'
)
==
true
?
"ssl"
:
""
;
}
}
function
relady_configure_full
()
{
relayd_configure
(
true
);
private
$proto
=
'send'
;
function
__construct
(
$config
)
{
parent
::
__construct
(
$config
);
}
public
function
p
()
{
return
"check
{
$this
->
proto
}
{
$this
->
data
()
}
expect
{
$this
->
pattern
()
}
{
$this
->
ssl
()
}
"
;
}
private
function
data
()
{
return
$this
->
config
(
'send'
)
!=
""
?
"
\"
{
$this
->
config
(
'send'
)
}
\"
"
:
"
\"\"
"
;
}
private
function
pattern
()
{
return
$this
->
config
(
'expect'
)
!=
""
?
"
\"
{
$this
->
config
(
'expect'
)
}
\"
"
:
"
\"\"
"
;
}
private
function
ssl
()
{
return
$this
->
config
(
'ssl'
)
==
true
?
"ssl"
:
""
;
}
}
function
relayd_configure
(
$kill_first
=
false
)
{
global
$config
;
if
(
isset
(
$config
[
'load_balancer'
][
'virtual_server'
]))
{
$vs_a
=
$config
[
'load_balancer'
][
'virtual_server'
];
}
else
{
$vs_a
=
null
;
}
if
(
isset
(
$config
[
'load_balancer'
][
'lbpool'
]))
{
$pool_a
=
$config
[
'load_balancer'
][
'lbpool'
];
}
else
{
$pool_a
=
null
;
}
if
(
isset
(
$config
[
'load_balancer'
][
'setting'
]))
{
$setting
=
$config
[
'load_balancer'
][
'setting'
];
}
else
{
$setting
=
null
;
}
$check_a
=
array
();
foreach
((
array
)
$config
[
'load_balancer'
][
'monitor_type'
]
as
$type
)
{
switch
(
$type
[
'type'
])
{
case
'icmp'
:
$mon
=
new
ICMPMonitor
(
$type
[
'options'
]);
break
;
case
'tcp'
:
$mon
=
new
TCPMonitor
(
$type
[
'options'
]);
break
;
case
'http'
:
$mon
=
new
HTTPMonitor
(
$type
[
'options'
]);
break
;
case
'https'
:
$mon
=
new
HTTPSMonitor
(
$type
[
'options'
]);
break
;
case
'send'
:
$mon
=
new
SendMonitor
(
$type
[
'options'
]);
break
;
}
if
(
$mon
)
{
$check_a
[
$type
[
'name'
]]
=
$mon
->
p
();
}
}
$fd
=
fopen
(
'/var/etc/relayd.conf'
,
'w'
);
$conf
=
"log updates
\n
"
;
/* Global timeout, interval and prefork settings
if not specified by the user:
- use a 1000 ms timeout value as in pfsense 2.0.1 and above
- leave interval and prefork empty, relayd will use its default values */
if
(
isset
(
$setting
[
'timeout'
])
&&
!
empty
(
$setting
[
'timeout'
]))
{
$conf
.=
"timeout "
.
$setting
[
'timeout'
]
.
"
\n
"
;
}
else
{
$conf
.=
"timeout 1000
\n
"
;
}
if
(
isset
(
$setting
[
'interval'
])
&&
!
empty
(
$setting
[
'interval'
]))
{
$conf
.=
"interval "
.
$setting
[
'interval'
]
.
"
\n
"
;
}
if
(
isset
(
$setting
[
'prefork'
])
&&
!
empty
(
$setting
[
'prefork'
]))
{
$conf
.=
"prefork "
.
$setting
[
'prefork'
]
.
"
\n
"
;
}
/* reindex pools by name as we loop through the pools array */
$pools
=
array
();
/* Virtual server pools */
if
(
is_array
(
$pool_a
))
{
for
(
$i
=
0
;
isset
(
$pool_a
[
$i
]);
$i
++
)
{
if
(
is_array
(
$pool_a
[
$i
][
'servers'
]))
{
if
(
!
empty
(
$pool_a
[
$i
][
'retry'
]))
{
$retrytext
=
" retry
{
$pool_a
[
$i
][
'retry'
]
}
"
;
}
else
{
$retrytext
=
""
;
}
$conf
.=
"table <
{
$pool_a
[
$i
][
'name'
]
}
> {\n"
;
foreach
(
$pool_a
[
$i
][
'servers'
]
as
$server
)
{
if
(
is_subnetv4
(
$server
))
{
foreach
(
subnetv4_expand
(
$server
)
as
$ip
)
{
$conf
.=
"
\t
{
$ip
}{
$retrytext
}
\n
"
;
}
}
else
{
$conf
.=
"
\t
{
$server
}{
$retrytext
}
\n
"
;
}
}
$conf
.=
"}
\n
"
;
/* Index by name for easier fetching when we loop through the virtual servers */
$pools
[
$pool_a
[
$i
][
'name'
]]
=
$pool_a
[
$i
];
}
}
}
$conf
.=
"dns protocol
\"
dnsproto
\"
{\n"
;
$conf
.=
"
\t
"
.
"tcp { nodelay, sack, socket buffer 1024, backlog 1000 }
\n
"
;
$conf
.=
"}
\n
"
;
if
(
is_array
(
$vs_a
))
{
for
(
$i
=
0
;
isset
(
$vs_a
[
$i
]);
$i
++
)
{
$append_port_to_name
=
false
;
if
(
is_alias
(
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'port'
]))
{
$dest_port_array
=
filter_expand_alias_array
(
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'port'
]);
$append_port_to_name
=
true
;
}
else
{
$dest_port_array
=
array
(
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'port'
]);
}
if
(
is_alias
(
$vs_a
[
$i
][
'port'
]))
{
$src_port_array
=
filter_expand_alias_array
(
$vs_a
[
$i
][
'port'
]);
$append_port_to_name
=
true
;
}
else
if
(
$vs_a
[
$i
][
'port'
])
{
$src_port_array
=
array
(
$vs_a
[
$i
][
'port'
]);
}
else
{
$src_port_array
=
$dest_port_array
;
}
$append_ip_to_name
=
false
;
if
(
is_alias
(
$vs_a
[
$i
][
'ipaddr'
]))
{
$ip_list
=
array
();
foreach
(
filter_expand_alias_array
(
$vs_a
[
$i
][
'ipaddr'
])
as
$item
)
{
log_error
(
"item is
$item
"
);
if
(
is_subnetv4
(
$item
))
{
$ip_list
=
array_merge
(
$ip_list
,
subnetv4_expand
(
$item
));
}
else
{
$ip_list
[]
=
$item
;
}
}
$append_ip_to_name
=
true
;
}
else
if
(
is_subnetv4
(
$vs_a
[
$i
][
'ipaddr'
]))
{
$ip_list
=
subnetv4_expand
(
$vs_a
[
$i
][
'ipaddr'
]);
$append_ip_to_name
=
true
;
}
else
{
$ip_list
=
array
(
$vs_a
[
$i
][
'ipaddr'
]);
}
for
(
$j
=
0
;
$j
<
count
(
$ip_list
);
$j
+=
1
)
{
$ip
=
$ip_list
[
$j
];
for
(
$k
=
0
;
$k
<
count
(
$src_port_array
)
&&
$k
<
count
(
$dest_port_array
);
$k
+=
1
)
{
$src_port
=
$src_port_array
[
$k
];
$dest_port
=
$dest_port_array
[
$k
];
$name
=
$vs_a
[
$i
][
'name'
];
if
(
$append_ip_to_name
)
{
$name
.=
"_"
.
$j
;
}
if
(
$append_port_to_name
)
{
$name
.=
"_"
.
$src_port
;
}
if
((
$vs_a
[
$i
][
'mode'
]
==
'relay'
)
||
(
$vs_a
[
$i
][
'relay_protocol'
]
==
'dns'
))
{
$conf
.=
"relay
\"
{
$name
}
\"
{\n"
;
$conf
.=
" listen on
{
$ip
}
port
{
$src_port
}
\n
"
;
if
(
$vs_a
[
$i
][
'relay_protocol'
]
==
"dns"
)
{
$conf
.=
" protocol
\"
dnsproto
\"\n
"
;
}
else
{
$conf
.=
" protocol
\"
{
$vs_a
[
$i
][
'relay_protocol'
]
}
\"\n
"
;
}
$lbmode
=
""
;
if
(
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'mode'
]
==
"loadbalance"
)
{
$lbmode
=
"mode loadbalance"
;
}
$conf
.=
" forward to <
{
$vs_a
[
$i
][
'poolname'
]
}
> port
{
$dest_port
}
{
$lbmode
}
{
$check_a
[
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'monitor'
]]
}
\n
"
;
if
(
isset
(
$vs_a
[
$i
][
'sitedown'
])
&&
strlen
(
$vs_a
[
$i
][
'sitedown'
])
>
0
&&
(
$vs_a
[
$i
][
'relay_protocol'
]
!=
'dns'
))
$conf
.=
" forward to <
{
$vs_a
[
$i
][
'sitedown'
]
}
> port
{
$dest_port
}
{
$lbmode
}
{
$check_a
[
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'monitor'
]]
}
\n
"
;
$conf
.=
"}
\n
"
;
}
else
{
$conf
.=
"redirect
\"
{
$name
}
\"
{\n"
;
$conf
.=
" listen on
{
$ip
}
port
{
$src_port
}
\n
"
;
$conf
.=
" forward to <
{
$vs_a
[
$i
][
'poolname'
]
}
> port
{
$dest_port
}
{
$check_a
[
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'monitor'
]]
}
\n
"
;
if
(
isset
(
$config
[
'system'
][
'lb_use_sticky'
]))
$conf
.=
" sticky-address
\n
"
;
/* sitedown MUST use the same port as the primary pool - sucks, but it's a relayd thing */
if
(
isset
(
$vs_a
[
$i
][
'sitedown'
])
&&
strlen
(
$vs_a
[
$i
][
'sitedown'
])
>
0
&&
(
$vs_a
[
$i
][
'relay_protocol'
]
!=
'dns'
))
$conf
.=
" forward to <
{
$vs_a
[
$i
][
'sitedown'
]
}
> port
{
$dest_port
}
{
$check_a
[
$pools
[
$vs_a
[
$i
][
'sitedown'
]][
'monitor'
]]
}
\n
"
;
$conf
.=
"}
\n
"
;
}
}
}
}
}
fwrite
(
$fd
,
$conf
);
fclose
(
$fd
);
if
(
is_process_running
(
'relayd'
))
{
if
(
!
empty
(
$vs_a
))
{
if
(
$kill_first
)
{
killbyname
(
'relayd'
);
/* Remove all active relayd anchors now that relayd is no longer running. */
cleanup_lb_anchor
(
'*'
);
mwexec
(
'/usr/local/sbin/relayd -f /var/etc/relayd.conf'
);
}
else
{
// it's running and there is a config, just reload
mwexec
(
'/usr/local/sbin/relayctl reload'
);
}
}
else
{
/*
* XXX: Something breaks our control connection with relayd
* and makes 'relayctl stop' not work
* rule reloads are the current suspect
* mwexec('/usr/local/sbin/relayctl stop');
* returns "command failed"
*/
killbyname
(
'relayd'
);
/* Remove all active relayd anchors now that relayd is no longer running. */
cleanup_lb_anchor
(
"*"
);
}
}
else
{
if
(
!
empty
(
$vs_a
))
{
// not running and there is a config, start it
/* Remove all active relayd anchors so it can start fresh. */
cleanup_lb_anchor
(
'*'
);
mwexec
(
'/usr/local/sbin/relayd -f /var/etc/relayd.conf'
);
}
}
global
$config
;
if
(
isset
(
$config
[
'load_balancer'
][
'virtual_server'
]))
{
$vs_a
=
$config
[
'load_balancer'
][
'virtual_server'
];
}
else
{
$vs_a
=
null
;
}
if
(
isset
(
$config
[
'load_balancer'
][
'lbpool'
]))
{
$pool_a
=
$config
[
'load_balancer'
][
'lbpool'
];
}
else
{
$pool_a
=
null
;
}
if
(
isset
(
$config
[
'load_balancer'
][
'setting'
]))
{
$setting
=
$config
[
'load_balancer'
][
'setting'
];
}
else
{
$setting
=
null
;
}
$check_a
=
array
();
foreach
((
array
)
$config
[
'load_balancer'
][
'monitor_type'
]
as
$type
)
{
switch
(
$type
[
'type'
])
{
case
'icmp'
:
$mon
=
new
ICMPMonitor
(
$type
[
'options'
]);
break
;
case
'tcp'
:
$mon
=
new
TCPMonitor
(
$type
[
'options'
]);
break
;
case
'http'
:
$mon
=
new
HTTPMonitor
(
$type
[
'options'
]);
break
;
case
'https'
:
$mon
=
new
HTTPSMonitor
(
$type
[
'options'
]);
break
;
case
'send'
:
$mon
=
new
SendMonitor
(
$type
[
'options'
]);
break
;
}
if
(
$mon
)
{
$check_a
[
$type
[
'name'
]]
=
$mon
->
p
();
}
}
$fd
=
fopen
(
'/var/etc/relayd.conf'
,
'w'
);
$conf
=
"log updates
\n
"
;
/* Global timeout, interval and prefork settings
if not specified by the user:
- use a 1000 ms timeout value as in pfsense 2.0.1 and above
- leave interval and prefork empty, relayd will use its default values */
if
(
isset
(
$setting
[
'timeout'
])
&&
!
empty
(
$setting
[
'timeout'
]))
{
$conf
.=
"timeout "
.
$setting
[
'timeout'
]
.
"
\n
"
;
}
else
{
$conf
.=
"timeout 1000
\n
"
;
}
if
(
isset
(
$setting
[
'interval'
])
&&
!
empty
(
$setting
[
'interval'
]))
{
$conf
.=
"interval "
.
$setting
[
'interval'
]
.
"
\n
"
;
}
if
(
isset
(
$setting
[
'prefork'
])
&&
!
empty
(
$setting
[
'prefork'
]))
{
$conf
.=
"prefork "
.
$setting
[
'prefork'
]
.
"
\n
"
;
}
/* reindex pools by name as we loop through the pools array */
$pools
=
array
();
/* Virtual server pools */
if
(
is_array
(
$pool_a
))
{
for
(
$i
=
0
;
isset
(
$pool_a
[
$i
]);
$i
++
)
{
if
(
is_array
(
$pool_a
[
$i
][
'servers'
]))
{
if
(
!
empty
(
$pool_a
[
$i
][
'retry'
]))
{
$retrytext
=
" retry
{
$pool_a
[
$i
][
'retry'
]
}
"
;
}
else
{
$retrytext
=
""
;
}
$conf
.=
"table <
{
$pool_a
[
$i
][
'name'
]
}
> {\n"
;
foreach
(
$pool_a
[
$i
][
'servers'
]
as
$server
)
{
if
(
is_subnetv4
(
$server
))
{
foreach
(
subnetv4_expand
(
$server
)
as
$ip
)
{
$conf
.=
"
\t
{
$ip
}{
$retrytext
}
\n
"
;
}
}
else
{
$conf
.=
"
\t
{
$server
}{
$retrytext
}
\n
"
;
}
}
$conf
.=
"}
\n
"
;
/* Index by name for easier fetching when we loop through the virtual servers */
$pools
[
$pool_a
[
$i
][
'name'
]]
=
$pool_a
[
$i
];
}
}
}
$conf
.=
"dns protocol
\"
dnsproto
\"
{\n"
;
$conf
.=
"
\t
"
.
"tcp { nodelay, sack, socket buffer 1024, backlog 1000 }
\n
"
;
$conf
.=
"}
\n
"
;
if
(
is_array
(
$vs_a
))
{
for
(
$i
=
0
;
isset
(
$vs_a
[
$i
]);
$i
++
)
{
$append_port_to_name
=
false
;
if
(
is_alias
(
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'port'
]))
{
$dest_port_array
=
filter_expand_alias_array
(
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'port'
]);
$append_port_to_name
=
true
;
}
else
{
$dest_port_array
=
array
(
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'port'
]);
}
if
(
is_alias
(
$vs_a
[
$i
][
'port'
]))
{
$src_port_array
=
filter_expand_alias_array
(
$vs_a
[
$i
][
'port'
]);
$append_port_to_name
=
true
;
}
elseif
(
$vs_a
[
$i
][
'port'
])
{
$src_port_array
=
array
(
$vs_a
[
$i
][
'port'
]);
}
else
{
$src_port_array
=
$dest_port_array
;
}
$append_ip_to_name
=
false
;
if
(
is_alias
(
$vs_a
[
$i
][
'ipaddr'
]))
{
$ip_list
=
array
();
foreach
(
filter_expand_alias_array
(
$vs_a
[
$i
][
'ipaddr'
])
as
$item
)
{
log_error
(
"item is
$item
"
);
if
(
is_subnetv4
(
$item
))
{
$ip_list
=
array_merge
(
$ip_list
,
subnetv4_expand
(
$item
));
}
else
{
$ip_list
[]
=
$item
;
}
}
$append_ip_to_name
=
true
;
}
elseif
(
is_subnetv4
(
$vs_a
[
$i
][
'ipaddr'
]))
{
$ip_list
=
subnetv4_expand
(
$vs_a
[
$i
][
'ipaddr'
]);
$append_ip_to_name
=
true
;
}
else
{
$ip_list
=
array
(
$vs_a
[
$i
][
'ipaddr'
]);
}
for
(
$j
=
0
;
$j
<
count
(
$ip_list
);
$j
+=
1
)
{
$ip
=
$ip_list
[
$j
];
for
(
$k
=
0
;
$k
<
count
(
$src_port_array
)
&&
$k
<
count
(
$dest_port_array
);
$k
+=
1
)
{
$src_port
=
$src_port_array
[
$k
];
$dest_port
=
$dest_port_array
[
$k
];
$name
=
$vs_a
[
$i
][
'name'
];
if
(
$append_ip_to_name
)
{
$name
.=
"_"
.
$j
;
}
if
(
$append_port_to_name
)
{
$name
.=
"_"
.
$src_port
;
}
if
((
$vs_a
[
$i
][
'mode'
]
==
'relay'
)
||
(
$vs_a
[
$i
][
'relay_protocol'
]
==
'dns'
))
{
$conf
.=
"relay
\"
{
$name
}
\"
{\n"
;
$conf
.=
" listen on
{
$ip
}
port
{
$src_port
}
\n
"
;
if
(
$vs_a
[
$i
][
'relay_protocol'
]
==
"dns"
)
{
$conf
.=
" protocol
\"
dnsproto
\"\n
"
;
}
else
{
$conf
.=
" protocol
\"
{
$vs_a
[
$i
][
'relay_protocol'
]
}
\"\n
"
;
}
$lbmode
=
""
;
if
(
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'mode'
]
==
"loadbalance"
)
{
$lbmode
=
"mode loadbalance"
;
}
$conf
.=
" forward to <
{
$vs_a
[
$i
][
'poolname'
]
}
> port
{
$dest_port
}
{
$lbmode
}
{
$check_a
[
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'monitor'
]]
}
\n
"
;
if
(
isset
(
$vs_a
[
$i
][
'sitedown'
])
&&
strlen
(
$vs_a
[
$i
][
'sitedown'
])
>
0
&&
(
$vs_a
[
$i
][
'relay_protocol'
]
!=
'dns'
))
{
$conf
.=
" forward to <
{
$vs_a
[
$i
][
'sitedown'
]
}
> port
{
$dest_port
}
{
$lbmode
}
{
$check_a
[
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'monitor'
]]
}
\n
"
;
}
$conf
.=
"}
\n
"
;
}
else
{
$conf
.=
"redirect
\"
{
$name
}
\"
{\n"
;
$conf
.=
" listen on
{
$ip
}
port
{
$src_port
}
\n
"
;
$conf
.=
" forward to <
{
$vs_a
[
$i
][
'poolname'
]
}
> port
{
$dest_port
}
{
$check_a
[
$pools
[
$vs_a
[
$i
][
'poolname'
]][
'monitor'
]]
}
\n
"
;
if
(
isset
(
$config
[
'system'
][
'lb_use_sticky'
]))
{
$conf
.=
" sticky-address
\n
"
;
}
/* sitedown MUST use the same port as the primary pool - sucks, but it's a relayd thing */
if
(
isset
(
$vs_a
[
$i
][
'sitedown'
])
&&
strlen
(
$vs_a
[
$i
][
'sitedown'
])
>
0
&&
(
$vs_a
[
$i
][
'relay_protocol'
]
!=
'dns'
))
{
$conf
.=
" forward to <
{
$vs_a
[
$i
][
'sitedown'
]
}
> port
{
$dest_port
}
{
$check_a
[
$pools
[
$vs_a
[
$i
][
'sitedown'
]][
'monitor'
]]
}
\n
"
;
}
$conf
.=
"}
\n
"
;
}
}
}
}
}
fwrite
(
$fd
,
$conf
);
fclose
(
$fd
);
if
(
is_process_running
(
'relayd'
))
{
if
(
!
empty
(
$vs_a
))
{
if
(
$kill_first
)
{
killbyname
(
'relayd'
);
/* Remove all active relayd anchors now that relayd is no longer running. */
cleanup_lb_anchor
(
'*'
);
mwexec
(
'/usr/local/sbin/relayd -f /var/etc/relayd.conf'
);
}
else
{
// it's running and there is a config, just reload
mwexec
(
'/usr/local/sbin/relayctl reload'
);
}
}
else
{
/*
* XXX: Something breaks our control connection with relayd
* and makes 'relayctl stop' not work
* rule reloads are the current suspect
* mwexec('/usr/local/sbin/relayctl stop');
* returns "command failed"
*/
killbyname
(
'relayd'
);
/* Remove all active relayd anchors now that relayd is no longer running. */
cleanup_lb_anchor
(
"*"
);
}
}
elseif
(
!
empty
(
$vs_a
))
{
// not running and there is a config, start it
/* Remove all active relayd anchors so it can start fresh. */
cleanup_lb_anchor
(
'*'
);
mwexec
(
'/usr/local/sbin/relayd -f /var/etc/relayd.conf'
);
}
}
function
get_lb_redirects
()
{
function
get_lb_redirects
()
{
/*
# relayctl show summary
Id Type Name Avlblty Status
...
...
@@ -391,117 +384,119 @@ Id Type Name Avlblty Status
average: 1/60s 0/h 0/d sessions
0 redirect testvs active
*/
$rdr_a
=
array
();
exec
(
'/usr/local/sbin/relayctl show redirects 2>&1'
,
$rdr_a
);
$relay_a
=
array
();
exec
(
'/usr/local/sbin/relayctl show relays 2>&1'
,
$relay_a
);
$vs
=
array
();
$cur_entry
=
""
;
for
(
$i
=
0
;
isset
(
$rdr_a
[
$i
]);
$i
++
)
{
$line
=
$rdr_a
[
$i
];
if
(
preg_match
(
"/^[0-9]+/"
,
$line
))
{
$regs
=
array
();
if
(
$x
=
preg_match
(
"/^[0-9]+\s+redirect\s+([^\s]+)\s+([^\s]+)/"
,
$line
,
$regs
))
{
$cur_entry
=
trim
(
$regs
[
1
]);
$vs
[
trim
(
$regs
[
1
])]
=
array
();
$vs
[
trim
(
$regs
[
1
])][
'status'
]
=
trim
(
$regs
[
2
]);
}
}
elseif
((
$x
=
preg_match
(
"/^\s+total:\s(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'total'
]
=
trim
(
$regs
[
1
]);
}
elseif
((
$x
=
preg_match
(
"/^\s+last:\s(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'last'
]
=
trim
(
$regs
[
1
]);
}
elseif
((
$x
=
preg_match
(
"/^\s+average:(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'average'
]
=
trim
(
$regs
[
1
]);
}
}
$cur_entry
=
""
;
for
(
$i
=
0
;
isset
(
$relay_a
[
$i
]);
$i
++
)
{
$line
=
$relay_a
[
$i
];
if
(
preg_match
(
"/^[0-9]+/"
,
$line
))
{
$regs
=
array
();
if
(
$x
=
preg_match
(
"/^[0-9]+\s+relay\s+([^\s]+)\s+([^\s]+)/"
,
$line
,
$regs
))
{
$cur_entry
=
trim
(
$regs
[
1
]);
$vs
[
trim
(
$regs
[
1
])]
=
array
();
$vs
[
trim
(
$regs
[
1
])][
'status'
]
=
trim
(
$regs
[
2
]);
}
}
elseif
((
$x
=
preg_match
(
"/^\s+total:\s(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'total'
]
=
trim
(
$regs
[
1
]);
}
elseif
((
$x
=
preg_match
(
"/^\s+last:\s(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'last'
]
=
trim
(
$regs
[
1
]);
}
elseif
((
$x
=
preg_match
(
"/^\s+average:(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'average'
]
=
trim
(
$regs
[
1
]);
}
}
return
$vs
;
$rdr_a
=
array
();
exec
(
'/usr/local/sbin/relayctl show redirects 2>&1'
,
$rdr_a
);
$relay_a
=
array
();
exec
(
'/usr/local/sbin/relayctl show relays 2>&1'
,
$relay_a
);
$vs
=
array
();
$cur_entry
=
""
;
for
(
$i
=
0
;
isset
(
$rdr_a
[
$i
]);
$i
++
)
{
$line
=
$rdr_a
[
$i
];
if
(
preg_match
(
"/^[0-9]+/"
,
$line
))
{
$regs
=
array
();
if
(
$x
=
preg_match
(
"/^[0-9]+\s+redirect\s+([^\s]+)\s+([^\s]+)/"
,
$line
,
$regs
))
{
$cur_entry
=
trim
(
$regs
[
1
]);
$vs
[
trim
(
$regs
[
1
])]
=
array
();
$vs
[
trim
(
$regs
[
1
])][
'status'
]
=
trim
(
$regs
[
2
]);
}
}
elseif
((
$x
=
preg_match
(
"/^\s+total:\s(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'total'
]
=
trim
(
$regs
[
1
]);
}
elseif
((
$x
=
preg_match
(
"/^\s+last:\s(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'last'
]
=
trim
(
$regs
[
1
]);
}
elseif
((
$x
=
preg_match
(
"/^\s+average:(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'average'
]
=
trim
(
$regs
[
1
]);
}
}
$cur_entry
=
""
;
for
(
$i
=
0
;
isset
(
$relay_a
[
$i
]);
$i
++
)
{
$line
=
$relay_a
[
$i
];
if
(
preg_match
(
"/^[0-9]+/"
,
$line
))
{
$regs
=
array
();
if
(
$x
=
preg_match
(
"/^[0-9]+\s+relay\s+([^\s]+)\s+([^\s]+)/"
,
$line
,
$regs
))
{
$cur_entry
=
trim
(
$regs
[
1
]);
$vs
[
trim
(
$regs
[
1
])]
=
array
();
$vs
[
trim
(
$regs
[
1
])][
'status'
]
=
trim
(
$regs
[
2
]);
}
}
elseif
((
$x
=
preg_match
(
"/^\s+total:\s(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'total'
]
=
trim
(
$regs
[
1
]);
}
elseif
((
$x
=
preg_match
(
"/^\s+last:\s(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'last'
]
=
trim
(
$regs
[
1
]);
}
elseif
((
$x
=
preg_match
(
"/^\s+average:(.*)\ssessions/"
,
$line
,
$regs
))
&&
!
empty
(
$cur_entry
))
{
$vs
[
$cur_entry
][
'average'
]
=
trim
(
$regs
[
1
]);
}
}
return
$vs
;
}
function
get_lb_summary
()
{
$relayctl
=
array
();
exec
(
'/usr/local/sbin/relayctl show summary 2>&1'
,
$relayctl
);
$relay_hosts
=
Array
();
foreach
(
(
array
)
$relayctl
as
$line
)
{
$t
=
explode
(
"
\t
"
,
$line
);
if
(
isset
(
$t
[
1
]))
{
switch
(
trim
(
$t
[
1
]))
{
case
"table"
:
$curpool
=
trim
(
$t
[
2
]);
break
;
case
"host"
:
$curhost
=
trim
(
$t
[
2
]);
if
(
!
isset
(
$relay_hosts
[
$curpool
]))
{
$relay_hosts
[
$curpool
]
=
array
();
}
if
(
!
isset
(
$relay_hosts
[
$curpool
][
$curhost
]))
{
$relay_hosts
[
$curpool
][
$curhost
][
'avail'
]
=
array
();
}
$relay_hosts
[
$curpool
][
$curhost
][
'avail'
]
=
trim
(
$t
[
3
]);
$relay_hosts
[
$curpool
][
$curhost
][
'state'
]
=
trim
(
$t
[
4
]);
break
;
}
}
}
return
$relay_hosts
;
function
get_lb_summary
()
{
$relayctl
=
array
();
exec
(
'/usr/local/sbin/relayctl show summary 2>&1'
,
$relayctl
);
$relay_hosts
=
Array
();
foreach
(
(
array
)
$relayctl
as
$line
)
{
$t
=
explode
(
"
\t
"
,
$line
);
if
(
isset
(
$t
[
1
]))
{
switch
(
trim
(
$t
[
1
]))
{
case
"table"
:
$curpool
=
trim
(
$t
[
2
]);
break
;
case
"host"
:
$curhost
=
trim
(
$t
[
2
]);
if
(
!
isset
(
$relay_hosts
[
$curpool
]))
{
$relay_hosts
[
$curpool
]
=
array
();
}
if
(
!
isset
(
$relay_hosts
[
$curpool
][
$curhost
]))
{
$relay_hosts
[
$curpool
][
$curhost
][
'avail'
]
=
array
();
}
$relay_hosts
[
$curpool
][
$curhost
][
'avail'
]
=
trim
(
$t
[
3
]);
$relay_hosts
[
$curpool
][
$curhost
][
'state'
]
=
trim
(
$t
[
4
]);
break
;
}
}
}
return
$relay_hosts
;
}
/* Get a list of all relayd virtual server anchors */
function
get_lb_anchors
()
{
/* NOTE: These names come back prepended with "relayd/" e.g. "relayd/MyVSName" */
return
explode
(
"
\n
"
,
trim
(
`/sbin/pfctl -sA -a relayd | /usr/bin/awk '{print $1;}'`
));
/* NOTE: These names come back prepended with "relayd/" e.g. "relayd/MyVSName" */
return
explode
(
"
\n
"
,
trim
(
`/sbin/pfctl -sA -a relayd | /usr/bin/awk '{print $1;}'`
));
}
/* Remove NAT rules from a relayd anchor that is no longer in use.
$anchorname can either be * to clear all anchors or a specific anchor name.*/
function
cleanup_lb_anchor
(
$anchorname
=
"*"
)
{
$lbanchors
=
get_lb_anchors
();
foreach
(
$lbanchors
as
$lba
)
{
if
((
$anchorname
==
"*"
)
||
(
$lba
==
"relayd/
{
$anchorname
}
"
))
{
/* Flush both the NAT and the Table for the anchor, so it will be completely removed by pf. */
mwexec
(
"/sbin/pfctl -a "
.
escapeshellarg
(
$lba
)
.
" -F nat"
);
mwexec
(
"/sbin/pfctl -a "
.
escapeshellarg
(
$lba
)
.
" -F Tables"
);
}
}
$anchorname can either be * to clear all anchors or a specific anchor name.*/
function
cleanup_lb_anchor
(
$anchorname
=
"*"
)
{
$lbanchors
=
get_lb_anchors
();
foreach
(
$lbanchors
as
$lba
)
{
if
((
$anchorname
==
"*"
)
||
(
$lba
==
"relayd/
{
$anchorname
}
"
))
{
/* Flush both the NAT and the Table for the anchor, so it will be completely removed by pf. */
mwexec
(
"/sbin/pfctl -a "
.
escapeshellarg
(
$lba
)
.
" -F nat"
);
mwexec
(
"/sbin/pfctl -a "
.
escapeshellarg
(
$lba
)
.
" -F Tables"
);
}
}
}
/* Mark an anchor for later cleanup. This will allow us to remove an old VS name */
function
cleanup_lb_mark_anchor
(
$name
)
{
/* Nothing to do! */
if
(
empty
(
$name
))
{
return
;
}
/* Nothing to do! */
if
(
empty
(
$name
))
{
return
;
}
$filename
=
'/tmp/relayd_anchors_remove'
;
$cleanup_anchors
=
array
();
$filename
=
'/tmp/relayd_anchors_remove'
;
$cleanup_anchors
=
array
();
/* Read in any currently unapplied name changes */
if
(
file_exists
(
$filename
))
{
$cleanup_anchors
=
explode
(
"
\n
"
,
file_get_contents
(
$filename
));
}
/* Read in any currently unapplied name changes */
if
(
file_exists
(
$filename
))
{
$cleanup_anchors
=
explode
(
"
\n
"
,
file_get_contents
(
$filename
));
}
/* Only add the anchor to the list if it's not already there. */
if
(
!
in_array
(
$name
,
$cleanup_anchors
))
{
$cleanup_anchors
[]
=
$name
;
}
/* Only add the anchor to the list if it's not already there. */
if
(
!
in_array
(
$name
,
$cleanup_anchors
))
{
$cleanup_anchors
[]
=
$name
;
}
file_put_contents
(
$filename
,
implode
(
"
\n
"
,
$cleanup_anchors
));
file_put_contents
(
$filename
,
implode
(
"
\n
"
,
$cleanup_anchors
));
}
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