From 625b767798470b5890cda834767436c1eda12971 Mon Sep 17 00:00:00 2001
From: Georg Hopp <georg@steffers.org>
Date: Wed, 19 Mar 2014 07:01:55 +0000
Subject: [PATCH] get all ips configured on an interface

---
 gatherer/interface_information.sh | 43 ++++++++++++++++++++++---------
 1 file changed, 31 insertions(+), 12 deletions(-)

diff --git a/gatherer/interface_information.sh b/gatherer/interface_information.sh
index e8088a5..9eef021 100644
--- a/gatherer/interface_information.sh
+++ b/gatherer/interface_information.sh
@@ -73,25 +73,34 @@ gather_if_info_ip() {
 		no=r_if_numbers[if_no];
         if ($3 == "inet") {
             split($4,addr,/[\/]/);
-            print "IF" no "_IPV4=\"${IF" no "_IPV4}" addr[1] " \";";
+			ipv4=ipv4 addr[1] " ";
 			network(no, addr[1], addr[2]);
             classes=classes addr[1] " "
         }
         if ($3 == "inet6") {
             split($4,addr,/[\/]/);
-            print "IF" no "_IPV6=\"${IF" no "_IPV6}" addr[1] " \";";
+			ipv6=ipv6 addr[1] " ";
             classes=classes addr[1] " "
         }
     }
+	$1 != current_if {
+		print "IF" no "_IPV4=\"" ipv4 "\";";
+		print "IF" no "_IPV6=\"" ipv6 " \";";
+        print "IF" no "_NETWORK=\"" net "\";";
+        print "IF" no "_MASK=\"" mask "\";";
+		current_if=$1;
+		ipv6=ipv4="";
+	}
     BEGIN {
         classes="";
 		sub(/^ */,"",if_numbers);
 		sub(/ *$/,"",if_numbers);
-		split(if_numbers,tmp_array,/ /)
+		split(if_numbers,tmp_array,/ /);
 		for(no in tmp_array) {
 			if_no=tmp_array[no];
 			r_if_numbers[if_no]=no;
 		}
+		current_if=$1;
     }
     END {
         print "set_class " classes ";"
@@ -122,8 +131,8 @@ gather_if_info_ip() {
             }
         }
 		classes=classes net " ";
-        print "IF" no "_NETWORK=\"" net "\"; export " name "_NETWORK;";
-        print "IF" no "_MASK=\"" mask "\"; export " name "_MASK;";
+		networks=networks net " ";
+		netmasks=netmasks mask " ";
 	}')
 }
 
@@ -133,29 +142,39 @@ gather_if_info_ip() {
 #
 gather_if_info_ifconfig() {
 	eval $(${IFCONFIG} -a | ${AWK} '
-	/ether/ { mac=$2 }
-	/inet / { ipv4=ipv4 $2 " " }
-	/inet6/ { ipv6=ipv6 $2 " " }
+	/ether/  { mac=$2 }
+	/inet /  { ipv4=ipv4 $2 " "; classes=classes $2 " " }
 	/^[^ \t]/ {
-		if ("" != ipv4 || "" != ipv6) state="UP"; else state="DOWN";
+		if ("UP" == state) classes=classes mac " ";
 		if ("" != name) {
 			print "IF" no "_NAME=" name ";IF" no "_STATE=" state ";IF" no "_MAC=" mac ";" \
 				"IF" no "_IPV4=\"${IF" no "_IPV4}" ipv4 " \";" \
 				"IF" no "_IPV6=\"${IF" no "_IPV6}" ipv6 " \";";
 			no++;
 		}
-		ipv4=ipv6="";
+		ipv4=ipv6=mac="";
 		sub(/:/,"",$1);
-		name=$1
+		name=$1;
+		state="DOWN";
+	}
+	/inet6/  {
+		sub(/%.*/,"",$2);
+		ipv6=ipv6 $2 " ";
+		classes=classes $2 " "
 	}
+	(/status/ && /active/) || /^lo[0-9]/ { state="UP" }
 	BEGIN {
+		classes="";
+		state="DOWN";
 		no=1;
+		mac="";
 	}
 	END {
-		if ("" != ipv4 || "" != ipv6) state="UP"; else state="DOWN";
+		if ("UP" == state) classes=classes mac " ";
 		print "IF" no "_NAME=" name ";IF" no "_STATE=" state ";IF" no "_MAC=" mac ";" \
 			"IF" no "_IPV4=\"${IF" no "_IPV4}" ipv4 " \";" \
 			"IF" no "_IPV6=\"${IF" no "_IPV6}" ipv6 " \";";
+		print "set_class " classes ";";
 		print "NINTERFACES=" no
 	}')
 }