remove radius_client.py, move contents to radius_util.py

ipa-python/radius_util.py

@@ -21,9 +21,12 @@ import sys
 import os
 import re
 import ldap
+import getpass
 import ldap.filter
 
 from ipa import ipautil
+from ipa.entity import Entity
+import ipa.ipavalidate as ipavalidate
 
 
 __all__ = [
@@ -37,6 +40,9 @@ __all__ = [
     'RADIUSD_CONF_TEMPLATE_FILEPATH',
     'RADIUSD',
 
+    'RadiusClient',
+    'RadiusProfile',
+
     'clients_container',
     'radius_clients_basedn',
     'radius_client_filter',
@@ -54,7 +60,15 @@ __all__ = [
     'radius_profile_attr_to_ldap_attr',
 
     'read_pairs_file',
-]
+
+    'get_secret',
+    'validate_ip_addr',
+    'validate_secret',
+    'validate_name',
+    'validate_nastype',
+    'validate_desc',
+    'validate',
+    ]
 
 #------------------------------------------------------------------------------
 
@@ -71,6 +85,35 @@ RADIUSD_CONF_TEMPLATE_FILEPATH = os.path.join(ipautil.SHARE_DIR,     'radius.rad
 
 RADIUSD = '/usr/sbin/radiusd'
 
+#------------------------------------------------------------------------------
+
+dotted_octet_re = re.compile(r"^(\d+)\.(\d+)\.(\d+)\.(\d+)(/(\d+))?$")
+dns_re = re.compile(r"^[a-zA-Z][a-zA-Z0-9.-]+$")
+# secret, name, nastype all have 31 char max in freeRADIUS, max ip address len is 255
+valid_secret_len = (1,31)
+valid_name_len = (1,31)
+valid_nastype_len = (1,31)
+valid_ip_addr_len = (1,255)
+
+valid_ip_addr_msg = '''\
+IP address must be either a DNS name (letters,digits,dot,hyphen, beginning with
+a letter),or a dotted octet followed by an optional mask (e.g 192.168.1.0/24)'''
+
+valid_desc_msg = "Description must text string"
+
+#------------------------------------------------------------------------------
+
+class RadiusClient(Entity):
+
+    def __init2__(self):
+        pass
+
+class RadiusProfile(Entity):
+
+    def __init2__(self):
+        pass
+        
+
 #------------------------------------------------------------------------------
 
 def reverse_map_dict(src_dict):
@@ -232,3 +275,106 @@ def get_ldap_attr_translations():
     #for k,v in ldap_attr_to_radius_attr.items():
     #    print '%s --> %s' % (k,v)
 
+def get_secret():
+    valid = False
+    while (not valid):
+        secret = getpass.getpass("Enter Secret: ")
+        confirm = getpass.getpass("Confirm Secret: ")
+        if (secret != confirm):
+            print "Secrets do not match"
+            continue
+        valid = True
+    return secret
+
+#------------------------------------------------------------------------------
+
+def valid_ip_addr(text):
+
+    # is it a dotted octet? If so there should be 4 integers seperated
+    # by a dot and each integer should be between 0 and 255
+    # there may be an optional mask preceded by a slash (e.g. 1.2.3.4/24)
+    match = dotted_octet_re.search(text)
+    if match:
+        # dotted octet notation
+        i = 1
+        while i <= 4:
+            octet = int(match.group(i))
+            if octet > 255: return False
+            i += 1
+        if match.group(5):
+            mask = int(match.group(6))
+            if mask <= 32:
+                return True
+            else:
+                return False
+        return True
+    else:
+        # DNS name, can contain letters, numbers, dot and hypen, must start with a letter
+        if dns_re.search(text): return True
+    return False
+
+def validate_length(value, limits):
+    length = len(value)
+    if length < limits[0] or length > limits[1]:
+        return False
+    return True
+
+def valid_length_msg(name, limits):
+    return "%s length must be at least %d and not more than %d" % (name, limits[0], limits[1])
+
+def err_msg(variable, variable_name=None):
+    if variable_name is None: variable_name = 'value'
+    print "ERROR: %s = %s" % (variable_name, variable)
+
+#------------------------------------------------------------------------------
+
+def validate_ip_addr(ip_addr, variable_name=None):
+    if not validate_length(ip_addr, valid_ip_addr_len):
+        err_msg(ip_addr, variable_name)
+        print valid_length_msg('ip address', valid_ip_addr_len)
+        return False
+    if not valid_ip_addr(ip_addr):
+        err_msg(ip_addr, variable_name)
+        print valid_ip_addr_msg
+        return False
+    return True
+
+def validate_secret(secret, variable_name=None):
+    if not validate_length(secret, valid_secret_len):
+        err_msg(secret, variable_name)
+        print valid_length_msg('secret', valid_secret_len)
+        return False
+    return True
+
+def validate_name(name, variable_name=None):
+    if not validate_length(name, valid_name_len):
+        err_msg(name, variable_name)
+        print valid_length_msg('name', valid_name_len)
+        return False
+    return True
+
+def validate_nastype(nastype, variable_name=None):
+    if not validate_length(nastype, valid_nastype_len):
+        err_msg(nastype, variable_name)
+        print valid_length_msg('NAS Type', valid_nastype_len)
+        return False
+    return True
+
+def validate_desc(desc, variable_name=None):
+    if ipavalidate.plain(desc, notEmpty=True) != 0:
+        print valid_desc_msg
+        return False
+    return True
+
+def validate(attribute, value):
+    if attribute == 'Client-IP-Address':
+        return validate_ip_addr(value, attribute)
+    if attribute == 'Secret':
+        return validate_secret(value, attribute)
+    if attribute == 'NAS-Type':
+        return validate_nastype(value, attribute)
+    if attribute == 'Name':
+        return validate_name(value, attribute)
+    if attribute == 'Description':
+        return validate_desc(value, attribute)
+    return True