Added V2 from scratch

vrtManager/util.py

@@ -1,131 +0,0 @@
-import random
-import lxml.etree as etree
-import libvirt
-import string
-
-
-def is_kvm_available(xml):
-    kvm_domains = get_xml_path(xml, "//domain/@type='kvm'")
-    if kvm_domains > 0:
-        return True
-    else:
-        return False
-
-
-def randomMAC():
-    """Generate a random MAC address."""
-    # qemu MAC
-    oui = [0x52, 0x54, 0x00]
-
-    mac = oui + [random.randint(0x00, 0xff),
-                 random.randint(0x00, 0xff),
-                 random.randint(0x00, 0xff)]
-    return ':'.join(map(lambda x: "%02x" % x, mac))
-
-
-def randomUUID():
-    """Generate a random UUID."""
-
-    u = [random.randint(0, 255) for dummy in range(0, 16)]
-    return "-".join(["%02x" * 4, "%02x" * 2, "%02x" * 2, "%02x" * 2, "%02x" * 6]) % tuple(u)
-
-
-def randomPasswd(length=12, alphabet=string.letters + string.digits):
-    """Generate a random password"""
-    return ''.join([random.choice(alphabet) for i in xrange(length)])
-
-
-def get_max_vcpus(conn, type=None):
-    """@param conn: libvirt connection to poll for max possible vcpus
-       @type type: optional guest type (kvm, etc.)"""
-    if type is None:
-        type = conn.getType()
-    try:
-        m = conn.getMaxVcpus(type.lower())
-    except libvirt.libvirtError:
-        m = 32
-    return m
-
-
-def xml_escape(str):
-    """Replaces chars ' " < > & with xml safe counterparts"""
-    if str is None:
-        return None
-
-    str = str.replace("&", "&amp;")
-    str = str.replace("'", "&apos;")
-    str = str.replace("\"", "&quot;")
-    str = str.replace("<", "&lt;")
-    str = str.replace(">", "&gt;")
-    return str
-
-
-def compareMAC(p, q):
-    """Compare two MAC addresses"""
-    pa = p.split(":")
-    qa = q.split(":")
-
-    if len(pa) != len(qa):
-        if p > q:
-            return 1
-        else:
-            return -1
-
-    for i in xrange(len(pa)):
-        n = int(pa[i], 0x10) - int(qa[i], 0x10)
-        if n > 0:
-            return 1
-        elif n < 0:
-            return -1
-    return 0
-
-
-def get_xml_path(xml, path=None, func=None):
-    """
-    Return the content from the passed xml xpath, or return the result
-    of a passed function (receives xpathContext as its only arg)
-    """
-    doc = None
-    result = None
-
-    doc = etree.fromstring(xml)
-    if path:
-        result = get_xpath(doc, path)
-    elif func:
-        result = func(doc)
-
-    else:
-        raise ValueError("'path' or 'func' is required.")
-    return result
-
-
-def get_xpath(doc, path):
-    result = None
-
-    ret = doc.xpath(path)
-    if ret is not None:
-        if type(ret) == list:
-            if len(ret) >= 1:
-                if hasattr(ret[0],'text'):
-                    result = ret[0].text
-                else:
-                    result = ret[0]
-        else:
-            result = ret
-
-    return result
-
-def pretty_mem(val):
-    val = int(val)
-    if val > (10 * 1024 * 1024):
-        return "%2.2f GB" % (val / (1024.0 * 1024.0))
-    else:
-        return "%2.0f MB" % (val / 1024.0)
-
-
-def pretty_bytes(val):
-    val = int(val)
-    if val > (1024 * 1024 * 1024):
-        return "%2.2f GB" % (val / (1024.0 * 1024.0 * 1024.0))
-    else:
-        return "%2.2f MB" % (val / (1024.0 * 1024.0))