rc.initial.setlanip 16.2 KB
Newer Older
1
#!/usr/local/bin/php
Ad Schellevis's avatar
Ad Schellevis committed
2
<?php
3

Ad Schellevis's avatar
Ad Schellevis committed
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
/*
	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.
*/

$options = getopt("hn", array("dry-run", "help"));

if (isset($options["h"]) || isset($options["help"])) {
33
	echo "usage: rc.initial.setlanip [option ...]\n";
Ad Schellevis's avatar
Ad Schellevis committed
34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49
	echo "  -h, --help       show this message\n";
	echo "  -n, --dry-run    do not make any configuration changes\n";
	exit(0);
}

$dry_run = isset($options["n"]) || isset($options["dry-run"]);
if ($dry_run) {
	echo "DRY RUN MODE IS ON\n";
}

/* parse the configuration and include all functions used below */
require_once("config.inc");
require_once("functions.inc");
require_once("filter.inc");
require_once("rrd.inc");

50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70
function console_prompt_for_yn ($prompt_text) {
	global $fp;

	$good_answer = false;

	do {
		echo "\n" . $prompt_text . " (y/n) ";
		$yn = strtolower(chop(fgets($fp)));
		if (($yn == "y") || ($yn == "yes")) {
			$boolean_answer = true;
			$good_answer = true;
		}
		if (($yn == "n") || ($yn == "no")) {
			$boolean_answer = false;
			$good_answer = true;
		}
	} while (!$good_answer);

	return $boolean_answer;
}

Ad Schellevis's avatar
Ad Schellevis committed
71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88
function console_get_interface_from_ppp($realif) {
	global $config;

	if (is_array($config['ppps']['ppp']) && count($config['ppps']['ppp'])) {
		foreach ($config['ppps']['ppp'] as $pppid => $ppp) {
			if ($realif == $ppp['if']) {
				$ifaces = explode(",", $ppp['ports']);
				return $ifaces[0];
			}
		}
	}

	return "";
}

function prompt_for_enable_dhcp_server($version = 4) {
	global $config, $fp, $interface;
	if($interface == "wan") {
89
		if($config['interfaces']['lan'])
90
			return false;
Ad Schellevis's avatar
Ad Schellevis committed
91 92 93 94 95 96 97 98
	}
	/* only allow DHCP server to be enabled when static IP is
	   configured on this interface */
	if ($version === 6) {
		$is_ipaddr = is_ipaddrv6($config['interfaces'][$interface]['ipaddrv6']);
	} else {
		$is_ipaddr = is_ipaddrv4($config['interfaces'][$interface]['ipaddr']);
	}
99 100
	if (!($is_ipaddr)) {
		return false;
Ad Schellevis's avatar
Ad Schellevis committed
101
	}
102 103 104 105

	$label_DHCP = ($version === 6) ? "DHCP6" : "DHCP";
	$upperifname = strtoupper($interface);
	return console_prompt_for_yn (sprintf(gettext("Do you want to enable the %s server on %s?"), $label_DHCP, $upperifname));
Ad Schellevis's avatar
Ad Schellevis committed
106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137
}

function get_interface_config_description($iface) {
	global $config;
	$c = $config['interfaces'][$iface];
	if (!$c) { return null; }
	$if = $c['if'];
	$result = $if;
	$result2 = array();
	$ipaddr = $c['ipaddr'];
	$ipaddrv6 = $c['ipaddrv6'];
	if (is_ipaddr($ipaddr)) {
		$result2[] = "static";
	} else if ($ipaddr == "dhcp") {
		$result2[] = "dhcp";
	}
	if (is_ipaddr($ipaddrv6)) {
		$result2[] = "staticv6";
	} else if ($ipaddrv6 == "dhcp6") {
		$result2[] = "dhcp6";
	}
	if (count($result2)) {
		$result .= " - " . implode(", ", $result2);
	}
	return $result;
}

$fp = fopen('php://stdin', 'r');

/* build an interface collection */
$ifdescrs = get_configured_interface_with_descr(false, true);
$count = count($ifdescrs);
138

Ad Schellevis's avatar
Ad Schellevis committed
139 140 141 142 143 144 145 146 147 148 149
/* grab interface that we will operate on, unless there is only one
   interface */
if ($count > 1) {
	echo "Available interfaces:\n\n";
	$x=1;
	foreach($ifdescrs as $iface => $ifdescr) {
		$config_descr = get_interface_config_description($iface);
		echo "{$x} - {$ifdescr} ({$config_descr})\n";
		$x++;
	}
	echo "\nEnter the number of the interface you wish to configure: ";
150
	$intnum = chop(fgets($fp));
Ad Schellevis's avatar
Ad Schellevis committed
151 152 153
} else {
	$intnum = $count;
}
154 155

if($intnum < 1)
Ad Schellevis's avatar
Ad Schellevis committed
156 157 158
	exit;
if($intnum > $count)
	exit;
159

Ad Schellevis's avatar
Ad Schellevis committed
160 161 162 163 164 165 166 167
$index = 1;
foreach ($ifdescrs as $ifname => $ifdesc) {
	if ($intnum == $index)  {
		$interface = $ifname;
		break;
	} else {
		$index++;
	}
168
}
Ad Schellevis's avatar
Ad Schellevis committed
169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247
if(!$interface) {
	echo "Invalid interface!\n";
	exit;
}

$ifaceassigned = "";

function next_unused_gateway_name($interface) {
	global $g, $config;
	$new_name = "GW_" . strtoupper($interface);

	if (!is_array($config['gateways']['gateway_item'])) { return $new_name; }
	$count = 1;
	do {
		$existing = false;
		foreach ($config['gateways']['gateway_item'] as $item) {
			if ($item['name'] === $new_name) {
				$existing = true;
				break;
			}
		}
		if ($existing) {
			$count += 1;
			$new_name = "GW_" . strtoupper($interface) . "_" . $count;
		}
	} while ($existing);
	return $new_name;
}

function add_gateway_to_config($interface, $gatewayip, $inet_type) {
	global $g, $config, $dry_run;
	if (!is_array($config['gateways']['gateway_item'])) {
		$config['gateways']['gateway_item'] = array();
	}
	$a_gateways = &$config['gateways']['gateway_item'];
	if ($dry_run) {
		print_r($a_gateways);
	}
	$new_name = '';
	$is_default = true;
	foreach ($a_gateways as $item) {
		if ($item['ipprotocol'] === $inet_type) {
			if (isset($item['defaultgw']))
				$is_default = false;
			if (($item['interface'] === $interface) && ($item['gateway'] === $gatewayip))
				$new_name = $item['name'];
		}
	}
	if ($new_name == '') {
		$new_name = next_unused_gateway_name($interface);
		$item = array(
			"interface" => $interface,
			"gateway" => $gatewayip,
			"name" => $new_name,
			"weight" => 1,
			"ipprotocol" => $inet_type,
			"interval" => true,
			"descr" => "Interface $interface Gateway",
			"defaultgw" => $is_default
		);
		if ($dry_run) {
			print_r($item);
		}
		$a_gateways[] = $item;
	}

	return $new_name;
}

function console_configure_ip_address($version) {
	global $g, $config, $interface, $restart_dhcpd, $ifaceassigned, $fp;

	$label_IPvX = ($version === 6) ? "IPv6"   : "IPv4";
	$maxbits    = ($version === 6) ? 127      : 31;
	$label_DHCP = ($version === 6) ? "DHCP6"  : "DHCP";

	$upperifname = strtoupper($interface);

	if($interface == "wan") {
248
		if (console_prompt_for_yn (sprintf(gettext("Configure %s address %s interface via %s?"), $label_IPvX, $upperifname, $label_DHCP))) {
Ad Schellevis's avatar
Ad Schellevis committed
249 250 251 252 253 254 255
			$ifppp = console_get_interface_from_ppp(get_real_interface("wan"));
			if (!empty($ifppp))
				$ifaceassigned = $ifppp;
			$intip = ($version === 6) ? "dhcp6" : "dhcp";
			$intbits = "";
			$isintdhcp = true;
			$restart_dhcpd = true;
256
		}
Ad Schellevis's avatar
Ad Schellevis committed
257
	}
258

Ad Schellevis's avatar
Ad Schellevis committed
259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287
	if($isintdhcp == false or $interface <> "wan") {
		while(true) {
			do {
				echo "\n" . sprintf(gettext("Enter the new %s %s address.  Press <ENTER> for none:"),
						    $upperifname, $label_IPvX) . "\n> ";
				$intip = chop(fgets($fp));
				$is_ipaddr = ($version === 6) ? is_ipaddrv6($intip) : is_ipaddrv4($intip);
				if ($is_ipaddr && is_ipaddr_configured($intip, $interface, true)) {
					$ip_conflict = true;
					echo gettext("This IP address conflicts with another interface or a VIP") . "\n";
				} else
					$ip_conflict = false;
			} while (($ip_conflict === true) || !($is_ipaddr || $intip == ''));
			if ($intip != '') {
				echo "\n" . sprintf(gettext("Subnet masks are entered as bit counts (as in CIDR notation) in %s."),
						    $g['product_name']) . "\n";
				if ($version === 6) {
					echo "e.g. ffff:ffff:ffff:ffff:ffff:ffff:ffff:ff00 = 120\n";
					echo "     ffff:ffff:ffff:ffff:ffff:ffff:ffff:0    = 112\n";
					echo "     ffff:ffff:ffff:ffff:ffff:ffff:0:0       =  96\n";
					echo "     ffff:ffff:ffff:ffff:ffff:0:0:0          =  80\n";
					echo "     ffff:ffff:ffff:ffff:0:0:0:0             =  64\n";
				} else {
					echo "e.g. 255.255.255.0 = 24\n";
					echo "     255.255.0.0   = 16\n";
					echo "     255.0.0.0     = 8\n";
				}
				do {
					$upperifname = strtoupper($interface);
288 289
					echo "\n" . sprintf(gettext("Enter the new %s %s subnet bit count (1 to %s):"),
							    $upperifname, $label_IPvX, $maxbits) . "\n> ";
Ad Schellevis's avatar
Ad Schellevis committed
290
					$intbits = chop(fgets($fp));
291
					$intbits_ok = is_numeric($intbits) && (($intbits >= 1) && ($intbits <= $maxbits));
Ad Schellevis's avatar
Ad Schellevis committed
292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360
					$restart_dhcpd = true;

					if ($version === 4 && $intbits < $maxbits) {
						if ($intip == gen_subnet($intip, $intbits)) {
							echo gettext("You cannot set network address to an interface");
							continue 2;
							$intbits_ok = false;
						} else if ($intip == gen_subnet_max($intip, $intbits)) {
							echo gettext("You cannot set broadcast address to an interface");
							continue 2;
							$intbits_ok = false;
						}
					}
				} while (!$intbits_ok);

				if ($version === 6) {
					$subnet = gen_subnetv6($intip, $intbits);
				} else {
					$subnet = gen_subnet($intip, $intbits);
				}
				do {
					echo "\n" . sprintf(gettext("For a WAN, enter the new %s %s upstream gateway address."), $upperifname, $label_IPvX) . "\n" .
								gettext("For a LAN, press <ENTER> for none:") . "\n> ";
					$gwip = chop(fgets($fp));
					$is_ipaddr = ($version === 6) ? is_ipaddrv6($gwip) : is_ipaddrv4($gwip);
					$is_in_subnet = $is_ipaddr && ip_in_subnet($gwip, $subnet . "/" . $intbits);
					if ($gwip != '') {
						if (!$is_ipaddr) {
							echo sprintf(gettext("not an %s IP address!"), $label_IPvX) . "\n";
						} else if (!$is_in_subnet) {
							echo gettext("not in subnet!") . "\n";
						}
					}
				} while (!($gwip == '' || ($is_ipaddr && $is_in_subnet)));

				if ($gwip != '') {
					$inet_type = ($version === 6) ? "inet6" : "inet";
					$gwname = add_gateway_to_config($interface, $gwip, $inet_type);
				}
			}
			$ifppp = console_get_interface_from_ppp(get_real_interface($interface));
			if (!empty($ifppp))
				$ifaceassigned = $ifppp;
			break;
		}
	}

	return array($intip, $intbits, $gwname);
}

list($intip,  $intbits,  $gwname)  = console_configure_ip_address(4);
list($intip6, $intbits6, $gwname6) = console_configure_ip_address(6);

if (!empty($ifaceassigned))
	$config['interfaces'][$interface]['if'] = $ifaceassigned;
$config['interfaces'][$interface]['ipaddr']    = $intip;
$config['interfaces'][$interface]['subnet']    = $intbits;
$config['interfaces'][$interface]['gateway']   = $gwname;
$config['interfaces'][$interface]['ipaddrv6']  = $intip6;
$config['interfaces'][$interface]['subnetv6']  = $intbits6;
$config['interfaces'][$interface]['gatewayv6'] = $gwname6;
$config['interfaces'][$interface]['enable']    = true;

function console_configure_dhcpd($version = 4) {
	global $g, $config, $restart_dhcpd, $fp, $interface, $dry_run, $intip, $intbits, $intip6, $intbits6;

	$label_IPvX = ($version === 6) ? "IPv6"    : "IPv4";
	$dhcpd      = ($version === 6) ? "dhcpdv6" : "dhcpd";

361
	if (prompt_for_enable_dhcp_server($version)) {
Ad Schellevis's avatar
Ad Schellevis committed
362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399
		$subnet_start = ($version === 6) ? gen_subnetv6($intip6, $intbits6) : gen_subnet($intip, $intbits);
		$subnet_end = ($version === 6) ? gen_subnetv6_max($intip6, $intbits6) : gen_subnet_max($intip, $intbits);
		do {
			do {
				echo sprintf(gettext("Enter the start address of the %s client address range:"), $label_IPvX) . " ";
				$dhcpstartip = chop(fgets($fp));
				if ($dhcpstartip === "") {
					fclose($fp);
					exit(0);
				}
				$is_ipaddr = ($version === 6) ? is_ipaddrv6($dhcpstartip) : is_ipaddrv4($dhcpstartip);
				$is_inrange = is_inrange($dhcpstartip, $subnet_start, $subnet_end);
				if (!$is_inrange)
					echo gettext("This IP address must be in the interface's subnet") . "\n";
			} while (!$is_ipaddr || !$is_inrange);

			do {
				echo sprintf(gettext("Enter the end address of the %s client address range:"), $label_IPvX) . " ";
				$dhcpendip = chop(fgets($fp));
				if ($dhcpendip === "") {
					fclose($fp);
					exit(0);
				}
				$is_ipaddr = ($version === 6) ? is_ipaddrv6($dhcpendip) : is_ipaddrv4($dhcpendip);
				$is_inrange = is_inrange($dhcpendip, $subnet_start, $subnet_end);
				if (!$is_inrange)
					echo gettext("This IP address must be in the interface's subnet") . "\n";
				$not_inorder = ($version === 6) ? (inet_pton($dhcpendip) < inet_pton($dhcpstartip)) : ip_less_than($dhcpendip, $dhcpstartip);
				if ($not_inorder) {
					echo gettext("The end address of the DHCP range must be >= the start address") . "\n";
				}
			} while (!$is_ipaddr || !$is_inrange);
		} while ($not_inorder);
		$restart_dhcpd = true;
		$config[$dhcpd][$interface]['enable'] = true;
		$config[$dhcpd][$interface]['range']['from'] = $dhcpstartip;
		$config[$dhcpd][$interface]['range']['to'] = $dhcpendip;
	} else {
400
		if(isset($config[$dhcpd][$interface]['enable'])) {
Ad Schellevis's avatar
Ad Schellevis committed
401
			unset($config[$dhcpd][$interface]['enable']);
402 403
			printf(gettext("Disabling %s DHCPD..."), $label_IPvX);
			$restart_dhcpd = true;
Ad Schellevis's avatar
Ad Schellevis committed
404 405 406 407 408 409
		}
	}
}

console_configure_dhcpd(4);
console_configure_dhcpd(6);
410

Ad Schellevis's avatar
Ad Schellevis committed
411 412 413 414
//*****************************************************************************

if ($config['system']['webgui']['protocol'] == "https") {

415
	if (console_prompt_for_yn (gettext("Do you want to revert to HTTP as the webConfigurator protocol?"))) {
Ad Schellevis's avatar
Ad Schellevis committed
416 417 418 419 420 421 422 423 424 425 426 427 428
		$config['system']['webgui']['protocol'] = "http";
		$restart_webgui = true;
	}
}

if (isset($config['system']['webgui']['noantilockout'])) {
	echo "\n" . sprintf(gettext("Note: the anti-lockout rule on %s has been re-enabled."), $interface) . "\n";
	unset($config['system']['webgui']['noantilockout']);
}

if($config['interfaces']['lan']) {
	if($config['dhcpd'])
		if($config['dhcpd']['wan'])
429
			unset($config['dhcpd']['wan']);
Ad Schellevis's avatar
Ad Schellevis committed
430 431 432 433 434 435 436 437 438 439 440 441 442 443
	if($config['dhcpdv6'])
		if($config['dhcpdv6']['wan'])
			unset($config['dhcpdv6']['wan']);
}

if(!$config['interfaces']['lan']) {
	unset($config['interfaces']['lan']);
	if($config['dhcpd']['lan'])
		unset($config['dhcpd']['lan']);
	if($config['dhcpdv6']['lan'])
		unset($config['dhcpdv6']['lan']);
	unset($config['nat']);
	if (!$dry_run) {
		system("rm /var/dhcpd/var/db/* >/dev/null 2>/dev/null");
444
		$restart_dhcpd = true;
Ad Schellevis's avatar
Ad Schellevis committed
445 446 447 448 449 450 451 452
	}
}

$upperifname = strtoupper($interface);
if (!$dry_run) {
	echo "\nPlease wait while the changes are saved to {$upperifname}...";
	write_config(sprintf(gettext("%s IP configuration from console menu"), $interface));
	interface_reconfigure(strtolower($upperifname));
453
	echo "\n Reloading filter...";
Ad Schellevis's avatar
Ad Schellevis committed
454 455
	filter_configure_sync();
	if($restart_dhcpd) {
456
		echo "\n DHCPD...";
Ad Schellevis's avatar
Ad Schellevis committed
457 458
		services_dhcpd_configure();
	}
459
	if ($restart_webgui) {
460
		mwexec('/usr/local/etc/rc.restart_webgui');
Ad Schellevis's avatar
Ad Schellevis committed
461 462
	}
}
463

Ad Schellevis's avatar
Ad Schellevis committed
464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483
if ($intip != '') {
	if (is_ipaddr($intip)) {
		echo "\n\n" . sprintf(gettext("The IPv4 %s address has been set to %s"),
		                      $upperifname, "{$intip}/{$intbits}") . "\n";
	} else {
		echo "\n\n" . sprintf(gettext("The IPv4 %s address has been set to %s"),
		                      $upperifname, $intip) . "\n";
	}
}
if ($intip6 != '') {
	if (is_ipaddr($intip6)) {
		echo "\n\n" . sprintf(gettext("The IPv6 %s address has been set to %s"),
		                      $upperifname, "${intip6}/${intbits6}") . "\n";
	} else {
		echo "\n\n" . sprintf(gettext("The IPv6 %s address has been set to %s"),
		                      $upperifname, $intip6) . "\n";
	}
}

if ($intip != '' || $intip6 != '') {
484
	if (count($ifdescrs) == "1" or $interface == "lan") {
Ad Schellevis's avatar
Ad Schellevis committed
485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516
		echo gettext('You can now access the webConfigurator by opening the following URL in your web browser:') . "\n";
		if(!empty($config['system']['webgui']['port'])) {
			$webuiport = $config['system']['webgui']['port'];
			if ($intip != '') {
				echo "		{$config['system']['webgui']['protocol']}://{$intip}:{$webuiport}/\n";
			}
			if ($intip6 != '') {
				if (is_ipaddr($intip6)) {
					echo "		{$config['system']['webgui']['protocol']}://[{$intip6}]:{$webuiport}/\n";
				} else {
					echo "		{$config['system']['webgui']['protocol']}://{$intip6}:{$webuiport}/\n";
				}
			}
		} else {
			if ($intip != '') {
				echo "		{$config['system']['webgui']['protocol']}://{$intip}/\n";
			}
			if ($intip6 != '') {
				if (is_ipaddr($intip6)) {
					echo "		{$config['system']['webgui']['protocol']}://[{$intip6}]/\n";
				} else {
					echo "		{$config['system']['webgui']['protocol']}://{$intip6}/\n";
				}
			}
		}
	}
}

echo "\n" . gettext('Press <ENTER> to continue.');

fgets($fp);
fclose($fp);