X-Git-Url: http://xvm.mit.edu/gitweb/invirt/packages/invirt-web.git/blobdiff_plain/b26a7d35e4ac578595f88eef03303cfbfd42a319..e37dd15bbf8683bab8454ea0eec8e9968ce982b2:/code/xen-ips

diff --git a/code/xen-ips b/code/xen-ips
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+#!/usr/bin/python
+import random
+from sipb_xen_database import *
+import sys
+
+# stolen directly from xend/server/netif.py
+def randomMAC():
+    """Generate a random MAC address.
+
+    Uses OUI (Organizationally Unique Identifier) 00-16-3E, allocated to
+    Xensource, Inc. The OUI list is available at
+    http://standards.ieee.org/regauth/oui/oui.txt.
+
+    The remaining 3 fields are random, with the first bit of the first
+    random field set 0.
+
+    @return: MAC address string
+    """
+    mac = [ 0x00, 0x16, 0x3e,
+            random.randint(0x00, 0x7f),
+            random.randint(0x00, 0xff),
+            random.randint(0x00, 0xff) ]
+    return ':'.join(map(lambda x: "%02x" % x, mac))
+
+# ... and stolen from xend/uuid.py
+def randomUUID():
+    """Generate a random UUID."""
+
+    return [ random.randint(0, 255) for _ in range(0, 16) ]
+
+def uuidToString(u):
+    return "-".join(["%02x" * 4, "%02x" * 2, "%02x" * 2, "%02x" * 2,
+                     "%02x" * 6]) % tuple(u)
+
+
+def usage():
+    print >> sys.stderr, "USAGE: " + sys.argv[0] + " <ip>"
+
+def addip(ip):
+    n = NIC(machine_id=None, mac_addr=randomMAC(), ip=ip, hostname=None)
+    ctx.current.save(n)
+    ctx.current.flush()
+
+
+if __name__ == '__main__':
+    if len(sys.argv) == 2:
+        ip = sys.argv[1]
+    else:
+        usage()
+        sys.exit(1)
+    connect('postgres://sipb-xen@sipb-xen-dev/sipb_xen')
+    addip(ip)