Add --enable-dhcp option.

[forks/vmdebootstrap.git] / vmdebootstrap

diff --git a/vmdebootstrap b/vmdebootstrap
index 6d0578207e3934a4629224f6f25496549ba52255..ce163b4f47a474112e4087e8b68d5f2adf18c05c 100755 (executable)
--- a/vmdebootstrap
+++ b/vmdebootstrap
@@ -54,6 +54,8 @@ class VmDebootstrap(cliapp.Application):
                                          default='stable')
         self.settings.add_string_list_setting(['package'],
                                               'install PACKAGE onto system')
+        self.settings.add_boolean_setting(['enable-dhcp'],
+                                          'enable DHCP on eth0')
 
     def process_args(self, args):
         if not self.settings['image']:
@@ -73,6 +75,8 @@ class VmDebootstrap(cliapp.Application):
             rootdir = self.mount(rootdev)
             self.debootstrap(rootdir)
             self.set_root_password(rootdir)
+            self.remove_udev_persistent_rules(rootdir)
+            self.setup_networking(rootdir)
             self.install_extlinux(rootdev, rootdir)
         except:
             self.cleanup()
@@ -164,6 +168,30 @@ class VmDebootstrap(cliapp.Application):
     def set_root_password(self, rootdir):
         self.message('Removing root password')
         self.runcmd(['chroot', rootdir, 'passwd', '-d', 'root'])
+        
+    def remove_udev_persistent_rules(self, rootdir):
+        self.message('Removing udev persistent cd and net rules')
+        for x in ['70-persistent-cd.rules', '70-persistent-net.rules']:
+            pathname = os.path.join(rootdir, 'etc', 'udev', 'rules.d', x)
+            if os.path.exists(pathname):
+                logging.debug('rm %s' % pathname)
+                os.remove(pathname)
+            else:
+                logging.debug('not removing non-existent %s' % pathname)
+
+    def setup_networking(self, rootdir):
+        self.message('Setting up networking')
+        
+        f = open(os.path.join(rootdir, 'etc', 'network', 'interfaces'), 'w')
+        f.write('auto lo\n')
+        f.write('iface lo inet loopback\n')
+        
+        if self.settings['enable-dhcp']:
+            f.write('\n')
+            f.write('allow-hotplug eth0\n')
+            f.write('iface eth0 inet dhcp\n')
+            
+        f.close()
 
     def install_extlinux(self, rootdev, rootdir):
         self.message('Installing extlinux')
@@ -193,7 +221,7 @@ timeout 1
 
 label linux
 kernel %(kernel)s
-append initrd=%(initrd)s root=UUID=%(uuid)s ro
+append initrd=%(initrd)s root=UUID=%(uuid)s ro quiet
 ''' % {
     'kernel': kernel_image,
     'initrd': initrd_image,