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util.inc
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util.inc
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<?php
/*
util.inc
part of the pfSense project (http://www.pfsense.com)
originally part of m0n0wall (http://m0n0.ch/wall)
Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
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.
*/
/*
pfSense_BUILDER_BINARIES: /bin/ps /bin/kill /usr/bin/killall /sbin/ifconfig /usr/bin/netstat
pfSense_BUILDER_BINARIES: /usr/bin/awk /sbin/dmesg /sbin/ping /usr/local/sbin/gzsig /usr/sbin/arp
pfSense_BUILDER_BINARIES: /sbin/conscontrol /sbin/devd /bin/ps
pfSense_MODULE: utils
*/
/* kill a process by pid file */
function killbypid($pidfile) {
return sigkillbypid($pidfile, "TERM");
}
function isvalidpid($pidfile) {
$output = "";
if (file_exists($pidfile)) {
exec("/bin/pgrep -nF {$pidfile}", $output, $retval);
return (intval($retval) == 0);
}
return false;
}
function is_process_running($process) {
$output = "";
exec("/bin/pgrep -anx {$process}", $output, $retval);
return (intval($retval) == 0);
}
function isvalidproc($proc) {
return is_process_running($proc);
}
/* sigkill a process by pid file */
/* return 1 for success and 0 for a failure */
function sigkillbypid($pidfile, $sig) {
if (file_exists($pidfile))
return mwexec("/bin/pkill -{$sig} -F {$pidfile}", true);
return 0;
}
/* kill a process by name */
function sigkillbyname($procname, $sig) {
if(isvalidproc($procname))
return mwexec("/usr/bin/killall -{$sig} " . escapeshellarg($procname), true);
}
/* kill a process by name */
function killbyname($procname) {
if(isvalidproc($procname))
mwexec("/usr/bin/killall " . escapeshellarg($procname));
}
function is_subsystem_dirty($subsystem = "") {
global $g;
if ($subsystem == "")
return false;
if (file_exists("{$g['varrun_path']}/{$subsystem}.dirty"))
return true;
return false;
}
function mark_subsystem_dirty($subsystem = "") {
global $g;
if (!file_put_contents("{$g['varrun_path']}/{$subsystem}.dirty", "DIRTY"))
log_error(sprintf(gettext("WARNING: Could not mark subsystem: %s dirty"), $subsystem));
}
function clear_subsystem_dirty($subsystem = "") {
global $g;
@unlink("{$g['varrun_path']}/{$subsystem}.dirty");
}
function config_lock() {
return;
}
function config_unlock() {
return;
}
/* lock configuration file */
function lock($lock, $op = LOCK_SH) {
global $g, $cfglckkeyconsumers;
if (!$lock)
die(gettext("WARNING: You must give a name as parameter to lock() function."));
if (!file_exists("{$g['tmp_path']}/{$lock}.lock")) {
@touch("{$g['tmp_path']}/{$lock}.lock");
@chmod("{$g['tmp_path']}/{$lock}.lock", 0666);
}
$cfglckkeyconsumers++;
if ($fp = fopen("{$g['tmp_path']}/{$lock}.lock", "w")) {
if (flock($fp, $op))
return $fp;
else
fclose($fp);
}
}
/* unlock configuration file */
function unlock($cfglckkey = 0) {
global $g, $cfglckkeyconsumers;
flock($cfglckkey, LOCK_UN);
fclose($cfglckkey);
return;
}
function send_event($cmd) {
global $g;
if(!isset($g['event_address']))
$g['event_address'] = "unix:///var/run/check_reload_status";
$try = 0;
while ($try < 3) {
$fd = @fsockopen($g['event_address']);
if ($fd) {
fwrite($fd, $cmd);
$resp = fread($fd, 4096);
if ($resp != "OK\n")
log_error("send_event: sent {$cmd} got {$resp}");
fclose($fd);
$try = 3;
} else if (!is_process_running("check_reload_status"))
mwexec_bg("/usr/bin/nice -n20 /usr/local/sbin/check_reload_status");
$try++;
}
}
function send_multiple_events($cmds) {
global $g;
if(!isset($g['event_address']))
$g['event_address'] = "unix:///var/run/check_reload_status";
if (!is_array($cmds))
return;
while ($try < 3) {
$fd = @fsockopen($g['event_address']);
if ($fd) {
foreach ($cmds as $cmd) {
fwrite($fd, $cmd);
$resp = fread($fd, 4096);
if ($resp != "OK\n")
log_error("send_event: sent {$cmd} got {$resp}");
}
fclose($fd);
$try = 3;
} else if (!is_process_running("check_reload_status"))
mwexec_bg("/usr/bin/nice -n20 /usr/local/sbin/check_reload_status");
$try++;
}
}
function refcount_init($reference) {
$shmid = @shmop_open($reference, "c", 0644, 10);
@shmop_write($shmid, str_pad("0", 10, "\x0", STR_PAD_RIGHT), 0);
@shmop_close($shmid);
}
function refcount_reference($reference) {
/* Take out a lock across the shared memory read, increment, write sequence to make it atomic. */
$shm_lck = lock("shm{$reference}", LOCK_EX);
try {
/* NOTE: A warning is generated when shared memory does not exist */
$shmid = @shmop_open($reference, "w", 0, 0);
if (!$shmid) {
refcount_init($reference);
$shmid = @shmop_open($reference, "w", 0, 0);
if (!$shmid) {
log_error(gettext("Could not open shared memory {$reference}"));
unlock($shm_lck);
return;
}
}
$shm_data = @shmop_read($shmid, 0, 10);
$shm_data = intval($shm_data) + 1;
@shmop_write($shmid, str_pad($shm_data, 10, "\x0", STR_PAD_RIGHT), 0);
@shmop_close($shmid);
unlock($shm_lck);
} catch (Exception $e) {
log_error($e->getMessage());
unlock($shm_lck);
}
return $shm_data;
}
function refcount_unreference($reference) {
/* Take out a lock across the shared memory read, decrement, write sequence to make it atomic. */
$shm_lck = lock("shm{$reference}", LOCK_EX);
try {
$shmid = @shmop_open($reference, "w", 0, 0);
if (!$shmid) {
refcount_init($reference);
log_error(gettext("Could not open shared memory {$reference}"));
unlock($shm_lck);
return;
}
$shm_data = @shmop_read($shmid, 0, 10);
$shm_data = intval($shm_data) - 1;
if ($shm_data < 0) {
//debug_backtrace();
log_error(sprintf(gettext("Reference %s is going negative, not doing unreference."), $reference));
} else
@shmop_write($shmid, str_pad($shm_data, 10, "\x0", STR_PAD_RIGHT), 0);
@shmop_close($shmid);
unlock($shm_lck);
} catch (Exception $e) {
log_error($e->getMessage());
unlock($shm_lck);
}
return $shm_data;
}
function refcount_read($reference) {
/* This function just reads the current value of the refcount for information. */
/* There is no need for locking. */
$shmid = @shmop_open($reference, "a", 0, 0);
if (!$shmid) {
log_error(gettext("Could not open shared memory for read {$reference}"));
return -1;
}
$shm_data = @shmop_read($shmid, 0, 10);
@shmop_close($shmid);
return $shm_data;
}
function is_module_loaded($module_name) {
$running = `/sbin/kldstat | grep {$module_name} | /usr/bin/grep -v grep | /usr/bin/wc -l`;
if (intval($running) >= 1)
return true;
else
return false;
}
/* return the subnet address given a host address and a subnet bit count */
function gen_subnet($ipaddr, $bits) {
if (!is_ipaddr($ipaddr) || !is_numeric($bits))
return "";
return long2ip(ip2long($ipaddr) & gen_subnet_mask_long($bits));
}
/* return the subnet address given a host address and a subnet bit count */
function gen_subnetv6($ipaddr, $bits) {
if (!is_ipaddrv6($ipaddr) || !is_numeric($bits))
return "";
$address = Net_IPv6::getNetmask($ipaddr, $bits);
$address = Net_IPv6::compress($address);
return $address;
}
/* return the highest (broadcast) address in the subnet given a host address and a subnet bit count */
function gen_subnet_max($ipaddr, $bits) {
if (!is_ipaddr($ipaddr) || !is_numeric($bits))
return "";
return long2ip32(ip2long($ipaddr) | ~gen_subnet_mask_long($bits));
}
/* Generate end number for a given ipv6 subnet mask */
function gen_subnetv6_max($ipaddr, $bits) {
if(!is_ipaddrv6($ipaddr))
return false;
$mask = Net_IPv6::getNetmask('FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF',$bits);
$inet_ip = (binary)inet_pton($ipaddr);
$inet_mask = (binary)inet_pton($mask);
$inet_end = $inet_ip | ~$inet_mask;
return (inet_ntop($inet_end));
}
/* returns a subnet mask (long given a bit count) */
function gen_subnet_mask_long($bits) {
$sm = 0;
for ($i = 0; $i < $bits; $i++) {
$sm >>= 1;
$sm |= 0x80000000;
}
return $sm;
}
/* same as above but returns a string */
function gen_subnet_mask($bits) {
return long2ip(gen_subnet_mask_long($bits));
}
/* Convert long int to IP address, truncating to 32-bits. */
function long2ip32($ip) {
return long2ip($ip & 0xFFFFFFFF);
}
/* Convert IP address to long int, truncated to 32-bits to avoid sign extension on 64-bit platforms. */
function ip2long32($ip) {
return ( ip2long($ip) & 0xFFFFFFFF );
}
/* Convert IP address to unsigned long int. */
function ip2ulong($ip) {
return sprintf("%u", ip2long32($ip));
}
/* Find out how many IPs are contained within a given IP range
* e.g. 192.168.0.0 to 192.168.0.255 returns 256
*/
function ip_range_size($startip, $endip) {
if (is_ipaddr($startip) && is_ipaddr($endip)) {
// Operate as unsigned long because otherwise it wouldn't work
// when crossing over from 127.255.255.255 / 128.0.0.0 barrier
return abs(ip2ulong($startip) - ip2ulong($endip)) + 1;
}
return -1;
}
/* Find the smallest possible subnet mask which can contain a given number of IPs
* e.g. 512 IPs can fit in a /23, but 513 IPs need a /22
*/
function find_smallest_cidr($number) {
$smallest = 1;
for ($b=32; $b > 0; $b--) {
$smallest = ($number <= pow(2,$b)) ? $b : $smallest;
}
return (32-$smallest);
}
/* Return the previous IP address before the given address */
function ip_before($ip) {
return long2ip32(ip2long($ip)-1);
}
/* Return the next IP address after the given address */
function ip_after($ip) {
return long2ip32(ip2long($ip)+1);
}
/* Return true if the first IP is 'before' the second */
function ip_less_than($ip1, $ip2) {
// Compare as unsigned long because otherwise it wouldn't work when
// crossing over from 127.255.255.255 / 128.0.0.0 barrier
return ip2ulong($ip1) < ip2ulong($ip2);
}
/* Return true if the first IP is 'after' the second */
function ip_greater_than($ip1, $ip2) {
// Compare as unsigned long because otherwise it wouldn't work
// when crossing over from 127.255.255.255 / 128.0.0.0 barrier
return ip2ulong($ip1) > ip2ulong($ip2);
}
/* Convert a range of IPs to an array of subnets which can contain the range. */
function ip_range_to_subnet_array($startip, $endip) {
if (!is_ipaddr($startip) || !is_ipaddr($endip)) {
return array();
}
// Container for subnets within this range.
$rangesubnets = array();
// Figure out what the smallest subnet is that holds the number of IPs in the given range.
$cidr = find_smallest_cidr(ip_range_size($startip, $endip));
// Loop here to reduce subnet size and retest as needed. We need to make sure
// that the target subnet is wholly contained between $startip and $endip.
for ($cidr; $cidr <= 32; $cidr++) {
// Find the network and broadcast addresses for the subnet being tested.
$targetsub_min = gen_subnet($startip, $cidr);
$targetsub_max = gen_subnet_max($startip, $cidr);
// Check best case where the range is exactly one subnet.
if (($targetsub_min == $startip) && ($targetsub_max == $endip)) {
// Hooray, the range is exactly this subnet!
return array("{$startip}/{$cidr}");
}
// These remaining scenarios will find a subnet that uses the largest
// chunk possible of the range being tested, and leave the rest to be
// tested recursively after the loop.
// Check if the subnet begins with $startip and ends before $endip
if (($targetsub_min == $startip) && ip_less_than($targetsub_max, $endip)) {
break;
}
// Check if the subnet ends at $endip and starts after $startip
if (ip_greater_than($targetsub_min, $startip) && ($targetsub_max == $endip)) {
break;
}
// Check if the subnet is between $startip and $endip
if (ip_greater_than($targetsub_min, $startip) && ip_less_than($targetsub_max, $endip)) {
break;
}
}
// Some logic that will recursivly search from $startip to the first IP before the start of the subnet we just found.
// NOTE: This may never be hit, the way the above algo turned out, but is left for completeness.
if ($startip != $targetsub_min) {
$rangesubnets = array_merge($rangesubnets, ip_range_to_subnet_array($startip, ip_before($targetsub_min)));
}
// Add in the subnet we found before, to preserve ordering
$rangesubnets[] = "{$targetsub_min}/{$cidr}";
// And some more logic that will search after the subnet we found to fill in to the end of the range.
if ($endip != $targetsub_max) {
$rangesubnets = array_merge($rangesubnets, ip_range_to_subnet_array(ip_after($targetsub_max), $endip));
}
return $rangesubnets;
}
function is_iprange($range) {
if (substr_count($range, '-') != 1) {
return false;
}
list($ip1, $ip2) = explode ('-', $range);
return (is_ipaddr($ip1) && is_ipaddr($ip2));
}
function is_numericint($arg) {
return (preg_match("/[^0-9]/", $arg) ? false : true);
}
/* returns true if $ipaddr is a valid dotted IPv4 address or a IPv6 */
function is_ipaddr($ipaddr) {
if(is_ipaddrv4($ipaddr)) {
return true;
}
if(is_ipaddrv6($ipaddr)) {
return true;
}
return false;
}
/* returns true if $ipaddr is a valid IPv6 address */
function is_ipaddrv6($ipaddr) {
if (!is_string($ipaddr) || empty($ipaddr))
return false;
return Net_IPv6::checkIPv6($ipaddr);
}
/* returns true if $ipaddr is a valid dotted IPv4 address */
function is_ipaddrv4($ipaddr) {
if (!is_string($ipaddr) || empty($ipaddr))
return false;
$ip_long = ip2long($ipaddr);
$ip_reverse = long2ip32($ip_long);
if ($ipaddr == $ip_reverse)
return true;
else
return false;
}
/* returns true if $ipaddr is a valid literal IPv6 address */
function is_literalipaddrv6($ipaddr) {
if(preg_match("/\[([0-9a-f:]+)\]/i", $ipaddr, $match))
$ipaddr = $match[1];
else
return false;
return is_ipaddrv6($ipaddr);
}
function is_ipaddrwithport($ipport) {
$parts = explode(":", $ipport);
$port = array_pop($parts);
if (count($parts) == 1) {
return is_ipaddrv4($parts[0]) && is_port($port);
} elseif (count($parts) > 1) {
return is_literalipaddrv6(implode(":", $parts)) && is_port($port);
} else {
return false;
}
}
function is_hostnamewithport($hostport) {
$parts = explode(":", $hostport);
$port = array_pop($parts);
if (count($parts) == 1) {
return is_hostname($parts[0]) && is_port($port);
} else {
return false;
}
}
/* returns true if $ipaddr is a valid dotted IPv4 address or an alias thereof */
function is_ipaddroralias($ipaddr) {
global $config;
if (is_alias($ipaddr)) {
if (is_array($config['aliases']['alias'])) {
foreach ($config['aliases']['alias'] as $alias) {
if ($alias['name'] == $ipaddr && $alias['type'] != "port")
return true;
}
}
return false;
} else
return is_ipaddr($ipaddr);
}
/* returns true if $subnet is a valid IPv4 or IPv6 subnet in CIDR format */
function is_subnet($subnet) {
if(is_subnetv4($subnet)) {
return true;
}
if(is_subnetv6($subnet)) {
return true;
}
return false;
}
/* returns true if $subnet is a valid IPv4 subnet in CIDR format */
function is_subnetv4($subnet) {
if (!is_string($subnet))
return false;
list($hp,$np) = explode('/', $subnet);
if (!is_ipaddrv4($hp))
return false;
if (!is_numeric($np) || ($np < 1) || ($np > 32))
return false;
return true;
}
/* returns true if $subnet is a valid IPv6 subnet in CIDR format */
function is_subnetv6($subnet) {
if (!is_string($subnet))
return false;
list($hp,$np) = explode('/', $subnet);
if (!is_ipaddrv6($hp))
return false;
if (!is_numeric($np) || ($np < 1) || ($np > 128))
return false;
return true;
}
/* returns true if $subnet is a valid subnet in CIDR format or an alias thereof */
function is_subnetoralias($subnet) {
global $aliastable;
if (isset($aliastable[$subnet]) && is_subnet($aliastable[$subnet]))
return true;
else
return is_subnet($subnet);
}
/* returns true if $hostname is a valid hostname */
function is_hostname($hostname) {
if (!is_string($hostname))
return false;
if (preg_match('/^(?:(?:[a-z0-9_]|[a-z0-9_][a-z0-9_\-]*[a-z0-9_])\.)*(?:[a-z0-9_]|[a-z0-9_][a-z0-9_\-]*[a-z0-9_])$/i', $hostname))
return true;
else
return false;
}
/* returns true if $domain is a valid domain name */
function is_domain($domain) {
if (!is_string($domain))
return false;
if (preg_match('/^(?:(?:[a-z0-9]|[a-z0-9][a-z0-9\-]*[a-z0-9])\.)*(?:[a-z0-9]|[a-z0-9][a-z0-9\-]*[a-z0-9])$/i', $domain))
return true;
else
return false;
}
/* returns true if $macaddr is a valid MAC address */
function is_macaddr($macaddr, $partial=false) {
$repeat = ($partial) ? '1,5' : '5';
return preg_match('/^[0-9A-F]{2}(?:[:][0-9A-F]{2}){'.$repeat.'}$/i', $macaddr) == 1 ? true : false;
}
/* returns true if $name is a valid name for an alias */
/* returns NULL if a reserved word is used */
function is_validaliasname($name) {
/* Array of reserved words */
$reserved = array("port", "pass");
if (in_array($name, $reserved, true))
return; /* return NULL */
if (!preg_match("/[^a-zA-Z0-9_]/", $name) && (strlen($name) < 32))
return true;
else
return false;
}
/* returns true if $port is a valid TCP/UDP port */
function is_port($port) {
$tmpports = explode(":", $port);
foreach($tmpports as $tmpport) {
if (getservbyname($tmpport, "tcp") || getservbyname($tmpport, "udp"))
continue;
if (!ctype_digit($tmpport))
return false;
else if ((intval($tmpport) < 1) || (intval($tmpport) > 65535))
return false;
}
return true;
}
/* returns true if $portrange is a valid TCP/UDP portrange ("<port>:<port>") */
function is_portrange($portrange) {
$ports = explode(":", $portrange);
return (count($ports) == 2 && is_port($ports[0]) && is_port($ports[1]));
}
/* returns true if $port is a valid port number or an alias thereof */
function is_portoralias($port) {
global $config;
if (is_alias($port)) {
if (is_array($config['aliases']['alias'])) {
foreach ($config['aliases']['alias'] as $alias) {
if ($alias['name'] == $port && $alias['type'] == "port")
return true;
}
}
return false;
} else
return is_port($port);
}
/* returns true if $val is a valid shaper bandwidth value */
function is_valid_shaperbw($val) {
return (preg_match("/^(\d+(?:\.\d+)?)([MKG]?b|%)$/", $val));
}
/* returns true if $test is in the range between $start and $end */
function is_inrange_v4($test, $start, $end) {
if ( (ip2ulong($test) <= ip2ulong($end)) && (ip2ulong($test) >= ip2ulong($start)) )
return true;
else
return false;
}
/* returns true if $test is in the range between $start and $end */
function is_inrange_v6($test, $start, $end) {
if ( (inet_pton($test) <= inet_pton($end)) && (inet_pton($test) >= inet_pton($start)) )
return true;
else
return false;
}
/* return the configured carp interface list */
function get_configured_carp_interface_list() {
global $config;
$iflist = array();
if(is_array($config['virtualip']['vip'])) {
$viparr = &$config['virtualip']['vip'];
foreach ($viparr as $vip) {
switch ($vip['mode']) {
case "carp":
$vipif = "{$vip['interface']}_vip{$vip['vhid']}";
$iflist[$vipif] = $vip['subnet'];
break;
}
}
}
return $iflist;
}
/* return the configured IP aliases list */
function get_configured_ip_aliases_list($returnfullentry = false) {
global $config;
$alias_list=array();
if(is_array($config['virtualip']['vip'])) {
$viparr = &$config['virtualip']['vip'];
foreach ($viparr as $vip) {
if ($vip['mode']=="ipalias") {
if ($returnfullentry)
$alias_list[$vip['subnet']] = $vip;
else
$alias_list[$vip['subnet']] = $vip['interface'];
}
}
}
return $alias_list;
}
/* return all configured aliases list (IP, carp, proxyarp and other) */
function get_configured_vips_list() {
global $config;
$alias_list=array();
if(is_array($config['virtualip']['vip'])) {
$viparr = &$config['virtualip']['vip'];
foreach ($viparr as $vip)
$alias_list[] = array("ipaddr" => $vip['subnet'], "if" => $vip['interface']);
}
return $alias_list;
}
/* comparison function for sorting by the order in which interfaces are normally created */
function compare_interface_friendly_names($a, $b) {
if ($a == $b)
return 0;
else if ($a == 'wan')
return -1;
else if ($b == 'wan')
return 1;
else if ($a == 'lan')
return -1;
else if ($b == 'lan')
return 1;
return strnatcmp($a, $b);
}
/* return the configured interfaces list. */
function get_configured_interface_list($only_opt = false, $withdisabled = false) {
global $config;
$iflist = array();
/* if list */
foreach($config['interfaces'] as $if => $ifdetail) {
if ($only_opt && ($if == "wan" || $if == "lan"))
continue;
if (isset($ifdetail['enable']) || $withdisabled == true)
$iflist[$if] = $if;
}
return $iflist;
}
/* return the configured interfaces list. */
function get_configured_interface_list_by_realif($only_opt = false, $withdisabled = false) {
global $config;
$iflist = array();
/* if list */
foreach($config['interfaces'] as $if => $ifdetail) {
if ($only_opt && ($if == "wan" || $if == "lan"))
continue;
if (isset($ifdetail['enable']) || $withdisabled == true) {
$tmpif = get_real_interface($if);
if (!empty($tmpif))
$iflist[$tmpif] = $if;
}
}
return $iflist;
}
/* return the configured interfaces list with their description. */
function get_configured_interface_with_descr($only_opt = false, $withdisabled = false) {
global $config;
$iflist = array();
/* if list */
foreach($config['interfaces'] as $if => $ifdetail) {
if ($only_opt && ($if == "wan" || $if == "lan"))
continue;
if (isset($ifdetail['enable']) || $withdisabled == true) {
if(empty($ifdetail['descr']))
$iflist[$if] = strtoupper($if);
else
$iflist[$if] = strtoupper($ifdetail['descr']);
}
}
return $iflist;
}
/*
* get_configured_ip_addresses() - Return a list of all configured
* interfaces IP Addresses
*
*/
function get_configured_ip_addresses() {
global $config;
if (!function_exists('get_interface_ip'))
require_once("interfaces.inc");
$ip_array = array();
$interfaces = get_configured_interface_list();
if (is_array($interfaces)) {
foreach($interfaces as $int) {
$ipaddr = get_interface_ip($int);
$ip_array[$int] = $ipaddr;
}
}
$interfaces = get_configured_carp_interface_list();
if (is_array($interfaces))
foreach($interfaces as $int => $ipaddr)
$ip_array[$int] = $ipaddr;
/* pppoe server */
if (is_array($config['pppoes']) && is_array($config['pppoes']['pppoe'])) {
foreach($config['pppoes']['pppoe'] as $pppoe) {
if ($pppoe['mode'] == "server") {
if(is_ipaddr($pppoe['localip'])) {
$int = "pppoes". $pppoe['pppoeid'];
$ip_array[$int] = $pppoe['localip'];
}
}
}
}
return $ip_array;
}
/*
* get_configured_ipv6_addresses() - Return a list of all configured
* interfaces IPv6 Addresses
*
*/
function get_configured_ipv6_addresses() {
require_once("interfaces.inc");
$ipv6_array = array();
$interfaces = get_configured_interface_list();
if(is_array($interfaces)) {
foreach($interfaces as $int) {
$ipaddrv6 = get_interface_ipv6($int);
$ipv6_array[$int] = $ipaddrv6;
}
}
$interfaces = get_configured_carp_interface_list();
if(is_array($interfaces))
foreach($interfaces as $int => $ipaddrv6)
$ipv6_array[$int] = $ipaddrv6;
return $ipv6_array;
}
/*
* get_interface_list() - Return a list of all physical interfaces
* along with MAC and status.
*
* $mode = "active" - use ifconfig -lu
* "media" - use ifconfig to check physical connection
* status (much slower)
*/
function get_interface_list($mode = "active", $keyby = "physical", $vfaces = "") {
global $config;
$upints = array();
/* get a list of virtual interface types */
if(!$vfaces) {
$vfaces = array (
'bridge',
'ppp',
'pppoe',
'pptp',
'l2tp',
'sl',
'gif',
'gre',
'faith',
'lo',
'ng',
'_vlan',
'_wlan',
'pflog',
'plip',
'pfsync',
'enc',
'tun',
'carp',
'lagg',
'vip',
'ipfw'
);
}
switch($mode) {
case "active":
$upints = pfSense_interface_listget(IFF_UP);
break;
case "media":
$intlist = pfSense_interface_listget();
$ifconfig = "";
exec("/sbin/ifconfig -a", $ifconfig);
$regexp = '/(' . implode('|', $intlist) . '):\s/';
$ifstatus = preg_grep('/status:/', $ifconfig);
foreach($ifstatus as $status) {
$int = array_shift($intlist);
if(stristr($status, "active")) $upints[] = $int;
}
break;
default:
$upints = pfSense_interface_listget();
break;
}
/* build interface list with netstat */
$linkinfo = "";
exec("/usr/bin/netstat -inW -f link | awk '{ print $1, $4 }'", $linkinfo);
array_shift($linkinfo);
/* build ip address list with netstat */
$ipinfo = "";
exec("/usr/bin/netstat -inW -f inet | awk '{ print $1, $4 }'", $ipinfo);
array_shift($ipinfo);
foreach($linkinfo as $link) {
$friendly = "";
$alink = explode(" ", $link);
$ifname = rtrim(trim($alink[0]), '*');
/* trim out all numbers before checking for vfaces */
if (!in_array(array_shift(preg_split('/\d/', $ifname)), $vfaces) &&
!stristr($ifname, "_vlan") && !stristr($ifname, "_wlan")) {
$toput = array(
"mac" => trim($alink[1]),
"up" => in_array($ifname, $upints)
);
foreach($ipinfo as $ip) {
$aip = explode(" ", $ip);
if($aip[0] == $ifname) {
$toput['ipaddr'] = $aip[1];
}
}
if (is_array($config['interfaces'])) {
foreach($config['interfaces'] as $name => $int)
if($int['if'] == $ifname) $friendly = $name;
}
switch($keyby) {
case "physical":
if($friendly != "") {
$toput['friendly'] = $friendly;
}
$dmesg_arr = array();
exec("/sbin/dmesg |grep $ifname | head -n1", $dmesg_arr);
preg_match_all("/<(.*?)>/i", $dmesg_arr[0], $dmesg);
$toput['dmesg'] = $dmesg[1][0];
$iflist[$ifname] = $toput;
break;
case "ppp":
case "friendly":
if($friendly != "") {
$toput['if'] = $ifname;
$iflist[$friendly] = $toput;
}
break;
}
}
}
return $iflist;
}