Teach the WebUI (and the backend for the WebUI) how to save multiple interfaces. Also clean up the error page display and include a link to go back so users can correct any data entry errors.

4 files changed, 105 insertions, 45 deletions

diff --git a/cobbler/item_system.py b/cobbler/item_system.py
index d7c71e1..749919a 100644
--- a/cobbler/item_system.py
+++ b/cobbler/item_system.py
@@ -14,7 +14,6 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
 import utils
 import item
-import copy
 from cexceptions import *
 from rhpl.translate import _, N_, textdomain, utf8
 
@@ -41,6 +40,20 @@ class System(item.Item):
         self.virt_path       = "<<inherit>>"   # use value in profile
         self.virt_type       = "<<inherit>>"   # use value in profile 
 
+    def delete_interface(self,name):
+        """
+        Used to remove an interface.  Not valid for intf0.
+        """
+        if name == "intf0":
+            raise CX(_("the first interface cannot be deleted"))
+        if self.interfaces.has_key(name):
+            del self.interfaces[name]
+        else:
+            # NOTE: raising an exception here would break the WebUI as currently implemented
+            return False
+        return True
+        
+
     def __get_interface(self,name):
 
         if name not in [ "intf0", "intf1", "intf2", "intf3", "intf4", "intf5", "intf6", "intf7" ]:
@@ -199,14 +212,14 @@ class System(item.Item):
         Only works if manage_dhcp is set in /var/lib/cobbler/settings
         """
         intf = self.__get_interface(interface)
-        if utils.is_ip(address):
+        if address == "" or utils.is_ip(address):
            intf["ip_address"] = address
            return True
         raise CX(_("invalid format for IP address (%s)") % address)
 
     def set_mac_address(self,address,interface="intf0"):
         intf = self.__get_interface(interface)
-        if utils.is_mac(address):
+        if address == "" or utils.is_mac(address):
            intf["mac_address"] = address
            return True
         raise CX(_("invalid format for MAC address (%s)" % address))
@@ -349,6 +362,22 @@ class System(item.Item):
 
         return buf
 
+    def modify_interface(self, hash):
+        """
+        Used by the WUI to modify an interface more-efficiently
+        """
+        for (key,value) in hash.iteritems():
+            (field,interface) = key.split("-")
+            if field == "macaddress" : self.set_mac_address(value, interface)
+            if field == "ipaddress"  : self.set_ip_address(value, interface)
+            if field == "hostname"   : self.set_hostname(value, interface)
+            if field == "dhcptag"    : self.set_dhcp_tag(value, interface)
+            if field == "subnet"     : self.set_subnet(value, interface)
+            if field == "gateway"    : self.set_gateway(value, interface)
+            if field == "virtbridge" : self.set_virt_bridge(value, interface)
+        return True
+         
+
     def remote_methods(self):
         return {
            'name'            : self.set_name,
@@ -356,17 +385,11 @@ class System(item.Item):
            'kopts'           : self.set_kernel_options,
            'ksmeta'          : self.set_ksmeta,
            'hostname'        : self.set_hostname,
-           'ip-address'      : self.set_ip_address,
-           'ip'              : self.set_ip_address,  # alias
-           'mac-address'     : self.set_mac_address,
-           'mac'             : self.set_mac_address, # alias
            'kickstart'       : self.set_kickstart,
            'netboot-enabled' : self.set_netboot_enabled,
            'virt-path'       : self.set_virt_path,
            'virt-type'       : self.set_virt_type,
-           'dhcp-tag'        : self.set_dhcp_tag,
-           'gateway'         : self.set_gateway,
-           'virt-bridge'     : self.set_virt_bridge,
-           'subnet'          : self.set_subnet
+           'modify-interface' : self.modify_interface,
+           'delete-interface' : self.delete_interface
         }
 
diff --git a/cobbler/webui/CobblerWeb.py b/cobbler/webui/CobblerWeb.py
index b16758e..93b47da 100644
--- a/cobbler/webui/CobblerWeb.py
+++ b/cobbler/webui/CobblerWeb.py
@@ -23,6 +23,9 @@ import Cookie
 import time
 
 LOGGING_ENABLED = True
+
+## FIXME: move to htaccess and eliminate browser cookies?
+
 COOKIE_TIMEOUT=29*60
 
 if LOGGING_ENABLED:
@@ -392,8 +395,8 @@ class CobblerWeb(object):
 
     # FIXME: implement handling of delete1, delete2 + renames
     def system_save(self,name=None,oldname=None,editmode="edit",profile=None,
-                    new_or_edit=None, mac=None, ip=None, hostname=None, 
-                    kopts=None, ksmeta=None, netboot='n', dhcp_tag=None, 
+                    new_or_edit=None,  
+                    kopts=None, ksmeta=None, netboot='n', 
                     delete1=None, delete2=None, **args):
 
         if not self.__xmlrpc_setup():
@@ -415,15 +418,16 @@ class CobblerWeb(object):
                 return self.error_page("could not delete %s, %s" % (name,str(e)))
             return self.system_list()
 
+        # obsolete -- just do this server side
         # more parameter checking
-        if mac is None and ip is None and hostname is None and not is_mac(name) and not is_ip(name):
-            return self.error_page("System must have at least one of MAC/IP/hostname.")
-        if hostname and not ip:
-            ip = resolve_ip( hostname )
-        if mac and not is_mac( mac ):
-            return self.error_page("The provided MAC address appears to be invalid.")
-        if ip and not is_ip( ip ):
-            return self.error_page("The provided IP address appears to be invalid.")
+        #if mac is None and ip is None and hostname is None and not is_mac(name) and not is_ip(name):
+        #    return self.error_page("System must have at least one of MAC/IP/hostname.")
+        #if hostname and not ip:
+        #    ip = resolve_ip( hostname )
+        #if mac and not is_mac( mac ):
+        #    return self.error_page("The provided MAC address appears to be invalid.")
+        #if ip and not is_ip( ip ):
+        #    return self.error_page("The provided IP address appears to be invalid.")
 
         # grab a reference to the object
         if new_or_edit == "edit" and editmode == "edit":
@@ -438,26 +442,60 @@ class CobblerWeb(object):
         try:
             self.remote.modify_system(system, 'name', name, self.token )
             self.remote.modify_system(system, 'profile', profile, self.token)
-            if mac:
-               self.remote.modify_system(system, 'mac', mac, self.token)
-            if ip:
-               self.remote.modify_system(system, 'ip', ip, self.token)
-            if hostname:
-               self.remote.modify_system(system, 'hostname', hostname, self.token)
+            #if mac:
+            #   self.remote.modify_system(system, 'mac', mac, self.token)
+            #if ip:
+            #   self.remote.modify_system(system, 'ip', ip, self.token)
+            #if hostname:
+            #   self.remote.modify_system(system, 'hostname', hostname, self.token)
             if kopts:
                self.remote.modify_system(system, 'kopts', kopts, self.token)
             if ksmeta:
                self.remote.modify_system(system, 'ksmeta', ksmeta, self.token)
             if netboot:
                self.remote.modify_system(system, 'netboot-enabled', netboot, self.token)
-            if dhcp_tag:
-               self.remote.modify_system(system, 'dhcp-tag', dhcp_tag, self.token)
+            #if dhcp_tag:
+            #   self.remote.modify_system(system, 'dhcp-tag', dhcp_tag, self.token)
+
+            # raise str(args)
+
+            for x in range(0,7):
+                interface = "intf%s" % x
+                macaddress = args.get("macaddress-%s" % interface, "")
+                ipaddress  = args.get("ipaddress-%s" % interface, "")
+                hostname   = args.get("hostname-%s" % interface, "")
+                virtbridge = args.get("virtbridge-%s" % interface, "")
+                dhcptag    = args.get("dhcptag-%s" % interface, "")
+                subnet     = args.get("subnet-%s" % interface, "")
+                gateway    = args.get("gateway-%s" % interface, "")
+                if not (macaddress != "" or ipaddress != "" or hostname != "" or virtbridge != "" or dhcptag != "" or subnet != "" or gateway != ""):
+                    # if we have nothing to modify, request that we remove the interface unless it's the
+                    # the first interface, in which case it is NOT removeable
+                    if not interface == "intf0":
+                        self.remote.modify_system(system,'delete-interface', interface, self.token) 
+                else:
+                    # it looks like we have at least one value to submit, just send the ones over that are
+                    # /not/ None (just to be paranoid about XMLRPC and allow-none)
+                    mods = {}
+                    mods["macaddress-%s" % interface] = macaddress
+                    mods["ipaddress-%s" % interface] = ipaddress
+                    mods["hostname-%s" % interface]  = hostname
+                    mods["virtbridge-%s" % interface] = virtbridge
+                    mods["dhcptag-%s" % interface] = dhcptag
+                    mods["subnet-%s" % interface] = subnet
+                    mods["gateway-%s" % interface] = gateway
+                    self.remote.modify_system(system,'modify-interface', mods, self.token)
+
+            # now commit the edits
             self.remote.save_system( system, self.token)
+
         except Exception, e:
             # FIXME: get the exact error message and display to the user.
             log_exc()
             return self.error_page("Error while saving system: %s" % str(e))
 
+       
+
         if editmode == "rename" and name != oldname:
             try:
                 self.remote.system_remove(oldname, self.token)
@@ -761,7 +799,7 @@ class CobblerWeb(object):
         # look as if they were locally generated and not exception-based.
         if message.endswith(">"):
             message = message[:-2]
-            message = message.replace(":","")
+            message = message.replace(":","",1)
 
         return self.__render( 'error_page.tmpl', {
             'message': message
diff --git a/webui_templates/error_page.tmpl b/webui_templates/error_page.tmpl
index 9bf7473..ce9af93 100644
--- a/webui_templates/error_page.tmpl
+++ b/webui_templates/error_page.tmpl
@@ -2,5 +2,10 @@
 #attr $title = "Cobbler: Error"
 
 #block body
-<h1 style="color: red;">$message</h1>
+<h1 style="color: red;">Error</h1>
+
+<p color="blue">$message</p>
+
+<a href="javascript: history.go(-1)">Go Back</a>
+
 #end block body
diff --git a/webui_templates/system_edit.tmpl b/webui_templates/system_edit.tmpl
index affe88f..f282ef4 100644
--- a/webui_templates/system_edit.tmpl
+++ b/webui_templates/system_edit.tmpl
@@ -7,7 +7,7 @@
 ###
 ### FIXME: add gateway, subnet, and any other missing fields
 
-#set $fields = [ "mac", "ip", "hostname", "dhcptag", "virtbridge", "subnet", "gateway"]
+#set $fields = [ "macaddress", "ipaddress", "hostname", "dhcptag", "virtbridge", "subnet", "gateway"]
 
 
 <script language="javascript">
@@ -35,7 +35,7 @@ function get_random_mac()
     xmlHttp.open("GET", "$base_url/random_mac", true);
     xmlHttp.onreadystatechange = function () {
         if (xmlHttp.readyState == 4 && xmlHttp.status == 200) {
-            var mac_field = document.getElementById("mac")
+            var mac_field = document.getElementById("macaddress")
             var result = xmlHttp.responseText;
             if (result.charAt(2) == ':' && result.charAt(5) == ':') {
                 mac_field.value = result;
@@ -222,12 +222,6 @@ function page_onload() {
             #set $gateway     = ""
         #end if
 
-        #if $macaddress != "" or $ipaddress !="" or $hostname !="" or $dhcptag !="" or $virtbridge !="" or $subnet !="" or $gateway !=""
-            #set $enabled = "selected=1"
-        #else
-            #set $enabled = ""
-        #end if
-
         ## ----------------------------------------
         ## render the toggle link to hide the interfaces not yet defined
         ## ----------------------------------------
@@ -261,10 +255,10 @@ function page_onload() {
 
         <tr class="listrow" id="child-id${counter}-0">
         <td>
-        <label for="mac-$interface">MAC</label>
+        <label for="macaddress-$interface">MAC</label>
         </td>
         <td>
-        <input type="text" size="64" style="width: 150px;" name="mac-$interface" id="mac-$interface"
+        <input type="text" size="64" style="width: 150px;" name="macaddress-$interface" id="macaddress-$interface"
                value="$macaddress"
         />
         #if not $system
@@ -276,13 +270,13 @@ function page_onload() {
 
         <tr class="listrow" id="child-id${counter}-1">
         <td>
-        <label for="ip-$interface">IP</label>
+        <label for="ipaddress-$interface">IP</label>
         </td>
         <td>
-        <input type="text" size="64" style="width: 150px;" name="ip-$interface" id="ip-$interface"
+        <input type="text" size="64" style="width: 150px;" name="ipaddress-$interface" id="ipaddress-$interface"
                 value="$ipaddress"
         />
-        <p class="context-tip">Optional.  Example: 192.168.10.15</p>
+        <p class="context-tip">Example: 192.168.10.15</p>
         </td>
         </tr>
 
@@ -294,7 +288,7 @@ function page_onload() {
         <input type="text" size="255" style="width: 150px;" name="hostname-$interface" id="hostname-$interface"
                 value="$hostname"
         />
-        <p class="context-tip">Optional.  Example: vanhalen.example.org</p>
+        <p class="context-tip">Example: vanhalen.example.org</p>
         </td>
         </tr>