3 from StringIO import StringIO
4 from sfa.util.xrn import *
5 from sfa.rspecs.pg_rspec import PGRSpec
7 xslt='''<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
8 <xsl:output method="xml" indent="no"/>
10 <xsl:template match="/|comment()|processing-instruction()">
12 <xsl:apply-templates/>
16 <xsl:template match="*">
17 <xsl:element name="{local-name()}">
18 <xsl:apply-templates select="@*|node()"/>
22 <xsl:template match="@*">
23 <xsl:attribute name="{local-name()}">
24 <xsl:value-of select="."/>
30 xslt_doc=etree.parse(StringIO(xslt))
31 transform=etree.XSLT(xslt_doc)
33 class PGRSpecConverter:
36 def to_sfa_node(site, node, i=0):
37 cm_urn = node.get('component_manager_uuid')
38 c_name = node.get('component_name')
39 c_urn = node.get('component_uuid')
40 c_hrn, _ = urn_to_hrn(c_urn)
41 node_tag = etree.SubElement(site, "node")
42 node_tag.set("component_manager_uuid", cm_urn)
43 node_tag.set("component_name", c_name)
44 node_tag.set("component_uuid", c_urn)
45 hostname_tag = etree.SubElement(node_tag, "hostname").text = c_hrn
46 urn_tag = etree.SubElement(node_tag, "urn").text = c_hrn
47 for child in node.getchildren():
48 node_tag.append(transform(child).getroot())
51 def to_sfa_network(pg_rspec, xml):
52 network_urn = pg_rspec.get_network()
53 network, _ = urn_to_hrn(network_urn)
54 nodes = pg_rspec.get_nodes()
55 network_tag = etree.SubElement(xml, "network")
56 network_tag.set("name", network)
57 network_tag.set("id", network)
58 site_tag = etree.SubElement(network_tag, "Site")
59 site_tag.set("id", network)
60 name = etree.SubElement(site_tag, "name").text = network
63 PGRSpecConverter.to_sfa_node(site_tag, node, i)
66 def to_sfa_rspec(rspec):
67 pg_rspec = PGRSpec(rspec=rspec)
68 header = '<?xml version="1.0"?>\n'
69 xml = etree.Element("RSpec", type="SFA")
70 PGRSpecConverter.to_sfa_network(pg_rspec, xml)
71 return header + etree.tostring(xml, pretty_print=True)
73 if __name__ == '__main__':
74 rspec = 'protogeni.rspec'
75 print PGRSpecConverter.to_sfa_rspec(rspec)