okay, some minor changes to the XML stuff. getting there

aif/network/__init__.py

@@ -1,8 +1,9 @@
+import os
+##
 from . import _common
 from . import netctl
 from . import networkd
 from . import networkmanager
-from . import main
 
 # No longer necessary:
 # try:
@@ -18,3 +19,43 @@ from . import main
 #     from . import networkd
 # except ImportError:
 #     from . import networkd_fallback as networkd
+
+
+class Net(object):
+    def __init__(self, chroot_base, network_xml):
+        self.xml = network_xml
+        self.chroot_base = chroot_base
+        self.hostname = self.xml.attrib['hostname'].strip()
+        self.provider = self.xml.attrib.get('provider', 'networkd').strip()
+        if self.provider == 'netctl':
+            self.provider = netctl
+        elif self.provider == 'nm':
+            self.provider = networkmanager
+        elif self.provider == 'networkd':
+            self.provider = networkd
+        else:
+            raise RuntimeError('Could not determine provider')
+        self.connections = []
+        self._initConns()
+
+    def _initConns(self):
+        for e in self.xml.xpath('ethernet|wireless'):
+            conn = None
+            if e.tag == 'ethernet':
+                conn = self.provider.Ethernet(e)
+            elif e.tag == 'wireless':
+                conn = self.provider.Wireless(e)
+            self.connections.append(conn)
+
+    def apply(self, chroot_base):
+        cfg = os.path.join(chroot_base, 'etc', 'hostname')
+        with open(cfg, 'w') as fh:
+            fh.write('{0}\n'.format(self.hostname))
+        os.chown(cfg, 0, 0)
+        os.chmod(cfg, 0o0644)
+        for iface in self.connections:
+            for src, dest in iface.services.items():
+                realdest = os.path.join(chroot_base, dest)
+                os.symlink(src, realdest)
+            iface.writeConf(chroot_base)
+        return ()