from __future__ import with_statement
+import sys
import re
import socket
-from sfa.util.xrn import get_authority
-from sfa.util.plxrn import hrn_to_pl_slicename
-from sfa.util.faults import *
-from xmlbuilder import XMLBuilder
-from lxml import etree
-import sys
from StringIO import StringIO
+from lxml import etree
+from xmlbuilder import XMLBuilder
+from sfa.util.faults import InvalidRSpec
+from sfa.util.xrn import get_authority
+from sfa.util.plxrn import hrn_to_pl_slicename, hostname_to_urn
class Sliver:
def __init__(self, node):
self.iface_ids = node['interface_ids']
self.sliver = None
self.whitelist = node['slice_ids_whitelist']
+ auth = self.network.api.hrn
+ login_base = self.get_site().idtag
+ self.urn = hostname_to_urn(auth, login_base, self.hostname)
def get_primary_iface(self):
for id in self.iface_ids:
with xml.node(id = self.idtag):
with xml.hostname:
xml << self.hostname
+ with xml.urn:
+ xml << self.urn
iface = self.get_primary_iface()
if iface:
iface.toxml(xml)
def __init__(self, network, site):
self.network = network
self.id = site['site_id']
- self.idtag = "s%s" % self.id
self.node_ids = site['node_ids']
self.node_ids.sort()
self.name = site['abbreviated_name']
self.tag = site['login_base']
+ self.idtag = site['login_base']
self.public = site['is_public']
self.enabled = site['enabled']
self.links = set()
for i in self.slice_tag_ids:
try:
tag = self.network.lookupSliceTag(i)
- if tag.tagname == tagname:
- if not (node and node.id != tag.node_id):
- tags.append(tag)
+ if tag.tagname == tagname:
+ if node:
+ if node.id == tag.node_id:
+ tags.append(tag)
+ elif not tag.node_id:
+ tags.append(tag)
except InvalidRSpec, e:
# As they're not needed, we ignore some tag types from
# GetSliceTags call. See Slicetag.ignore_tags
Use with tags that have only one instance
"""
def get_tag(self, tagname, node = None):
- try:
- for i in self.slice_tag_ids:
+ for i in self.slice_tag_ids:
+ try:
tag = self.network.lookupSliceTag(i)
if tag.tagname == tagname:
- if (not node) or (node.id == tag.node_id):
+ if node:
+ if node.id == tag.node_id:
+ return tag
+ elif not tag.node_id:
return tag
- except InvalidRSpec, e:
- # As they're not needed, we ignore some tag types from
- # GetSliceTags call. See Slicetag.ignore_tags
- pass
+ except InvalidRSpec, e:
+ # As they're not needed, we ignore some tag types from
+ # GetSliceTags call. See Slicetag.ignore_tags
+ pass
return None
def get_nodes(self):
return n
# Add a new slice tag
- def add_tag(self, tagname, value, node = None, role_id = 40):
+ def add_tag(self, tagname, value, node = None, role = "user"):
tt = self.network.lookupTagType(tagname)
- if not tt.permit_update(role_id):
+ if not tt.permit_update(role):
raise InvalidRSpec("permission denied to modify '%s' tag" % tagname)
tag = Slicetag()
tag.initialize(tagname, value, node, self.network)
return tag
# Update a slice tag if it exists, else add it
- def update_tag(self, tagname, value, node = None, role_id = 40):
+ def update_tag(self, tagname, value, node = None, role = "user"):
tag = self.get_tag(tagname, node)
+ if tag and tag.value == value:
+ return tag
+
+ tt = self.network.lookupTagType(tagname)
+ if not tt.permit_update(role):
+ raise InvalidRSpec("permission denied to modify '%s' tag" % tagname)
+
if tag:
- if not tag.permit_update(role_id, value):
- raise InvalidRSpec("permission denied to modify '%s' tag" % tagname)
tag.change(value)
else:
- tag = self.add_tag(tagname, value, node, role_id)
+ tag = self.add_tag(tagname, value, node, role)
return tag
- def update_multi_tag(self, tagname, value, node = None, role_id = 40):
+ def update_multi_tag(self, tagname, value, node = None, role = "user"):
tags = self.get_multi_tag(tagname, node)
for tag in tags:
if tag and tag.value == value:
break
else:
- tag = self.add_tag(tagname, value, node, role_id)
+ tag = self.add_tag(tagname, value, node, role)
return tag
def tags_to_xml(self, xml, node = None):
class Slicetag:
newid = -1
- filter_fields = ['slice_tag_id','slice_id','tagname','value','node_id','category','min_role_id']
+ filter_fields = ['slice_tag_id','slice_id','tagname','value','node_id','category']
ignore_tags = ['hmac','ssh_key']
def __init__(self, tag = None):
if not tag:
self.value = tag['value']
self.node_id = tag['node_id']
self.category = tag['category']
- self.min_role_id = tag['min_role_id']
self.status = None
# Create a new slicetag that will be written to the DB later
else:
self.node_id = None
self.category = tt.category
- self.min_role_id = tt.min_role_id
self.status = "new"
- def permit_update(self, role_id, value = None):
- if value and self.value == value:
- return True
- if role_id > self.min_role_id:
- return False
- return True
-
def change(self, value):
if self.value != value:
self.value = value
def write(self, api):
if self.was_added():
- api.plshell.AddSliceTag(api.plauth, self.slice_id,
- self.tagname, self.value, self.node_id)
+ api.driver.AddSliceTag(self.slice_id, self.tagname, self.value, self.node_id)
elif self.was_changed():
- api.plshell.UpdateSliceTag(api.plauth, self.id, self.value)
+ api.driver.UpdateSliceTag(self.id, self.value)
elif self.was_deleted():
- api.plshell.DeleteSliceTag(api.plauth, self.id)
+ api.driver.DeleteSliceTag(self.id)
class TagType:
self.id = tagtype['tag_type_id']
self.category = tagtype['category']
self.tagname = tagtype['tagname']
- self.min_role_id = tagtype['min_role_id']
+ self.roles = tagtype['roles']
self.multi = False
self.in_rspec = False
if self.category == 'slice/rspec':
if self.tagname in ['codemux', 'ip_addresses', 'vsys']:
self.multi = True
- def permit_update(self, role_id):
- if role_id > self.min_role_id:
- return False
- return True
+ def permit_update(self, role):
+ if role in self.roles:
+ return True
+ return False
class Network:
self.tags = self.get_slice_tags(api)
self.tagtypes = self.get_tag_types(api)
self.slice = None
+ self.sitemap = {}
+ for s in self.sites:
+ site = self.sites[s]
+ self.sitemap[site.idtag] = site.id
+
+ def lookupSiteIdtag(self, name):
+ """ Lookup site id from name """
+ val = None
+ try:
+ val = self.sitemap[name]
+ except:
+ raise InvalidRSpec("site name '%s' not found" % name)
+ return val
def lookupSite(self, id):
""" Lookup site based on id or idtag value """
val = None
if isinstance(id, basestring):
- id = int(id.lstrip('s'))
+ id = self.lookupSiteIdtag(id)
try:
val = self.sites[id]
except:
+ self.api.logger.error("Invalid RSpec: site ID %s not found" % id )
raise InvalidRSpec("site ID %s not found" % id)
return val
if not relaxng(tree):
error = relaxng.error_log.last_error
message = "%s (line %s)" % (error.message, error.line)
+ self.api.logger.error("failed to validate rspec %r"%message)
+ self.api.logger.debug("---------- XML input BEG")
+ self.api.logger.debug(xml)
+ self.api.logger.debug("---------- XML input END")
raise InvalidRSpec(message)
self.rspec = rspec
Write any slice tags that have been added or modified back to the DB
"""
for tag in self.getSliceTags():
- if tag.category == 'slice/rspec' and not tag.was_updated() and tag.permit_update(None, 40):
- # The user wants to delete this tag
- tag.delete()
+ if tag.category == 'slice/rspec' and not tag.was_updated():
+ tt = self.lookupTagType(tag.tagname)
+ if tt.permit_update("user"):
+ tag.delete()
# Update slice tags in database
for tag in self.getSliceTags():
Create a dictionary of site objects keyed by site ID
"""
tmp = []
- for site in api.plshell.GetSites(api.plauth, {'peer_id': None}):
+ for site in api.driver.GetSites({'peer_id': None}):
t = site['site_id'], Site(self, site)
tmp.append(t)
return dict(tmp)
Create a dictionary of node objects keyed by node ID
"""
tmp = []
- for node in api.plshell.GetNodes(api.plauth, {'peer_id': None}):
- t = node['node_id'], Node(self, node)
- tmp.append(t)
+ for node in api.driver.GetNodes({'peer_id': None}):
+ try:
+ t = node['node_id'], Node(self, node)
+ tmp.append(t)
+ except:
+ self.api.logger.error("Failed to add node %s (%s) to RSpec" % (node['hostname'], node['node_id']))
+
return dict(tmp)
def get_ifaces(self, api):
Create a dictionary of node objects keyed by node ID
"""
tmp = []
- for iface in api.plshell.GetInterfaces(api.plauth):
+ for iface in api.driver.GetInterfaces():
t = iface['interface_id'], Iface(self, iface)
tmp.append(t)
return dict(tmp)
Create a dictionary of slicetag objects keyed by slice tag ID
"""
tmp = []
- for tag in api.plshell.GetSliceTags(api.plauth, {'~tagname':Slicetag.ignore_tags}, Slicetag.filter_fields):
+ for tag in api.driver.GetSliceTags({'~tagname':Slicetag.ignore_tags}, Slicetag.filter_fields):
t = tag['slice_tag_id'], Slicetag(tag)
tmp.append(t)
return dict(tmp)
Create a list of tagtype obects keyed by tag name
"""
tmp = []
- for tag in api.plshell.GetTagTypes(api.plauth, {'~tagname':TagType.ignore_tags}):
+ for tag in api.driver.GetTagTypes({'~tagname':TagType.ignore_tags}):
t = tag['tagname'], TagType(tag)
tmp.append(t)
return dict(tmp)
Return a Slice object for a single slice
"""
slicename = hrn_to_pl_slicename(hrn)
- slice = api.plshell.GetSlices(api.plauth, [slicename])
+ slice = api.driver.GetSlices([slicename])
if len(slice):
self.slice = Slice(self, slicename, slice[0])
return self.slice