From 2bbfbdd783fe46d584d91b6014ef6c86520a9097 Mon Sep 17 00:00:00 2001
From: Martin Fuchs <mfuchs77@gmail.com>
Date: Fri, 13 Jun 2014 11:31:52 +0200
Subject: allow multiple CAS-servers, correct checks

---
 config/squid3/33/squid.inc                 | 20 ++++++++------------
 config/squid3/33/squid_reverse.inc         | 23 ++++++++++++++++++-----
 config/squid3/33/squid_reverse.xml         |  4 ++--
 config/squid3/33/squid_reverse_general.xml |  4 ++--
 4 files changed, 30 insertions(+), 21 deletions(-)

(limited to 'config')

diff --git a/config/squid3/33/squid.inc b/config/squid3/33/squid.inc
index a97746e2..d006c0db 100755
--- a/config/squid3/33/squid.inc
+++ b/config/squid3/33/squid.inc
@@ -615,9 +615,8 @@ function squid_validate_reverse($post, $input_errors) {
 	if(!empty($post['reverse_ip'])) {
 		$reverse_ip = explode(";", ($post['reverse_ip']));
 		foreach ($reverse_ip as $reip) {
-		if (!is_ipaddr($reip))
-			$input_errors[] = 'You must enter a valid IP address in the \'User-defined reverse-proxy IPs\' field';
-			break;
+		if (!is_ipaddr(trim($reip)))
+			$input_errors[] = 'You must enter a valid IP address in the \'User-defined reverse-proxy IPs\' field'.' -> \''.$reip.'\' is invalid.';
 	}}	
 		
 	$fqdn = trim($post['reverse_external_fqdn']);
@@ -639,15 +638,12 @@ function squid_validate_reverse($post, $input_errors) {
       $input_errors[] = "You have to enable reverse HTTPS before enabling OWA support.";
       }
 
-/*
-		if (!is_cert($post['reverse_int_ca']))
- 			$input_errors[] = 'A valid certificate for the external interface must be selected';
-*/
-
-	$rowa = trim($post['reverse_owa_ip']);
-	if (!empty($rowa) && !is_ipaddr($rowa))
-		$input_errors[] = 'The field \'OWA frontend IP address\' must contain a valid IP address';
-
+	if(!empty($post['reverse_owa_ip'])) {
+		$reverse_owa_ip = explode(";", ($post['reverse_owa_ip']));
+		foreach ($reverse_owa_ip as $reowaip) {
+		if (!is_ipaddr(trim($reowaip)))
+			$input_errors[] = 'You must enter a valid IP address in the \'CAS-Array / OWA frontend IP address\' field'.' -> \''.$reowaip.'\' is invalid.';
+	}}	
 	
     $contents = $post['reverse_cache_peer'];
     if(!empty($contents)) {
diff --git a/config/squid3/33/squid_reverse.inc b/config/squid3/33/squid_reverse.inc
index 6ae209b2..69d461e4 100755
--- a/config/squid3/33/squid_reverse.inc
+++ b/config/squid3/33/squid_reverse.inc
@@ -100,14 +100,22 @@ function squid_resync_reverse() {
 
 	//PEERS
  	if (($settings['reverse_owa'] == 'on') && (!empty($settings['reverse_owa_ip'])))
- 		$conf .= "cache_peer {$settings['reverse_owa_ip']} parent 443 0 proxy-only no-query originserver login=PASSTHRU connection-auth=on ssl sslflags=DONT_VERIFY_PEER front-end-https=on name=OWA_HOST_pfs\n";
-
+		
+		if(!empty($settings['reverse_owa_ip'])) {
+			$reverse_owa_ip = explode(";", ($settings['reverse_owa_ip']));
+			$casnr = 0;
+			foreach ($reverse_owa_ip as $reowaip) {
+				$casnr++;
+				$conf .= "cache_peer {$reowaip} parent 443 0 proxy-only no-query originserver login=PASSTHRU connection-auth=on round-robin ssl sslflags=DONT_VERIFY_PEER front-end-https=on name=OWA_HOST_{$casnr}_pfs\n";
+			}
+		}
+		
  	$active_peers=array();
  	if (is_array($reverse_peers))
  	 foreach ($reverse_peers as $rp){
  		if ($rp['enable'] =="on" && $rp['name'] !="" && $rp['ip'] !="" && $rp['port'] !=""){
  			$conf_peer = "#{$rp['description']}\n";
- 			$conf_peer .= "cache_peer {$rp['ip']} parent {$rp['port']} 0 proxy-only no-query no-digest originserver login=PASSTHRU round-robin ";
+ 			$conf_peer .= "cache_peer {$rp['ip']} parent {$rp['port']} 0 proxy-only no-query no-digest originserver login=PASSTHRU connection-auth=on round-robin ";
  			if($rp['protocol'] == 'HTTPS')
 	            	$conf_peer .= "ssl sslflags=DONT_VERIFY_PEER front-end-https=auto ";
 			$conf_peer .= "name=rvp_{$rp['name']}\n\n";
@@ -210,8 +218,13 @@ function squid_resync_reverse() {
 
 	//ACCESS
   	if ($settings['reverse_owa'] == 'on' && !empty($settings['reverse_owa_ip']) && $settings['reverse_https'] =="on") {
-		$conf .= "cache_peer_access OWA_HOST_pfs allow OWA_URI_pfs\n";
-		$conf .= "cache_peer_access OWA_HOST_pfs deny allsrc\n";
+		
+		for($cascnt=1;$cascnt<$casnr+1;$cascnt++)
+		{
+			$conf .= "cache_peer_access OWA_HOST_{$cascnt}_pfs allow OWA_URI_pfs\n";
+			$conf .= "cache_peer_access OWA_HOST_{$cascnt}_pfs deny allsrc\n";
+		}
+		
 		$conf .= "never_direct allow OWA_URI_pfs\n";
 		$conf .= "http_access allow OWA_URI_pfs\n";        
 		}
diff --git a/config/squid3/33/squid_reverse.xml b/config/squid3/33/squid_reverse.xml
index 28d8cbcf..b0f6a614 100755
--- a/config/squid3/33/squid_reverse.xml
+++ b/config/squid3/33/squid_reverse.xml
@@ -219,9 +219,9 @@
 		<field>
 			<fielddescr>CAS-Array / OWA frontend IP address</fielddescr>
 			<fieldname>reverse_owa_ip</fieldname>
-			<description>This is the internal IP Address of the CAS-Array / OWA frontend server.</description>
+			<description>These are the internal IPs of the CAS-Array (OWA frontend servers). Separate by semi-colons (;). </description>
 			<type>input</type>
-			<size>15</size>
+			<size>70</size>
 		</field>		
 		<field>
 			<fielddescr>Enable ActiveSync</fielddescr>
diff --git a/config/squid3/33/squid_reverse_general.xml b/config/squid3/33/squid_reverse_general.xml
index 029072a6..9bff5d8e 100755
--- a/config/squid3/33/squid_reverse_general.xml
+++ b/config/squid3/33/squid_reverse_general.xml
@@ -207,9 +207,9 @@
 		<field>
 			<fielddescr>CAS-Array / OWA frontend IP address</fielddescr>
 			<fieldname>reverse_owa_ip</fieldname>
-			<description>This is the internal IP Address of the CAS-Array / OWA frontend server.</description>
+			<description>These are the internal IPs of the CAS-Array (OWA frontend servers). Separate by semi-colons (;). </description>
 			<type>input</type>
-			<size>15</size>
+			<size>70</size>
 		</field>		
 		<field>
 			<fielddescr>Enable ActiveSync</fielddescr>
-- 
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