| 1 | #!/usr/bin/python -u |
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| 2 | import libxml2 |
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| 3 | |
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| 4 | class federated_virtual_topology: |
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| 5 | class callback: |
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| 6 | def __init__(self): |
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| 7 | self.experiment = { }; |
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| 8 | self.in_node=0; |
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| 9 | self.in_lan=0; |
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| 10 | self.rows = [] |
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| 11 | self.row = { } |
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| 12 | self.node_fields = set(["vname", "ips"]); |
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| 13 | self.lan_fields = set(["vname", "vnode", "bandwidth", "delay", "member", "ip"]); |
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| 14 | self.long_fields = set(["bandwidth"]); |
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| 15 | self.float_fields = set(["delay"]); |
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| 16 | self.last_chars = ""; |
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| 17 | pass |
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| 18 | |
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| 19 | def startDocument(self): |
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| 20 | pass |
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| 21 | |
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| 22 | def endDocument(self): |
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| 23 | pass |
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| 24 | |
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| 25 | def startElement(self, tag, attrs): |
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| 26 | if ( tag == "node"): |
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| 27 | self.in_node = 1 |
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| 28 | elif tag == "lan": |
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| 29 | self.in_lan = 1 |
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| 30 | pass |
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| 31 | |
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| 32 | def endElement(self, tag): |
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| 33 | if self.in_node >0 : |
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| 34 | if tag in self.node_fields : |
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| 35 | if tag in self.long_fields: |
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| 36 | self.row[tag] = long(self.last_chars); |
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| 37 | elif tag in self.float_fields: |
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| 38 | self.row[tag] = float(self.last_chars); |
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| 39 | else: |
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| 40 | self.row[tag] = self.last_chars; |
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| 41 | pass |
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| 42 | self.last_chars = ""; |
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| 43 | pass |
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| 44 | if tag == "node": |
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| 45 | # end of a row |
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| 46 | self.rows.append(self.row); |
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| 47 | self.row = { }; |
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| 48 | self.in_node=0 |
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| 49 | pass |
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| 50 | pass |
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| 51 | if tag == "nodes": |
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| 52 | self.experiment["nodes"] = self.rows; |
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| 53 | self.rows = []; |
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| 54 | pass |
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| 55 | if self.in_lan >0 : |
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| 56 | if tag in self.lan_fields : |
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| 57 | if tag in self.long_fields: |
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| 58 | self.row[tag] = long(self.last_chars); |
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| 59 | elif tag in self.float_fields: |
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| 60 | self.row[tag] = float(self.last_chars); |
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| 61 | else: |
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| 62 | self.row[tag] = self.last_chars; |
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| 63 | pass |
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| 64 | self.last_chars = ""; |
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| 65 | pass |
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| 66 | if tag == "lan": |
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| 67 | # end of a row |
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| 68 | self.rows.append(self.row); |
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| 69 | self.row = { }; |
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| 70 | self.in_lan=0 |
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| 71 | pass |
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| 72 | pass |
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| 73 | if tag == "lans": |
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| 74 | self.experiment["lans"] = self.rows; |
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| 75 | self.rows = []; |
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| 76 | pass |
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| 77 | |
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| 78 | def characters(self, data): |
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| 79 | self.last_chars = data; |
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| 80 | pass |
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| 81 | |
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| 82 | def warning(self, msg): |
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| 83 | print "Warning: %s!" % msg |
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| 84 | pass |
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| 85 | |
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| 86 | def error(self, msg): |
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| 87 | print "Error: %s!" % msg |
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| 88 | pass |
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| 89 | |
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| 90 | def fatalError(self, msg): |
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| 91 | global log |
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| 92 | print "fatalError: %s:" % (msg) |
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| 93 | |
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| 94 | def __init__(self, file): |
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| 95 | self.handler = self.callback() |
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| 96 | self.rv = { }; |
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| 97 | libxml2.SAXParseFile(self.handler, file, 0); |
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| 98 | self.rv["experiment"] = self.handler.experiment; |
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| 99 | libxml2.cleanupParser() |
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| 100 | pass |
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| 101 | pass |
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| 102 | |
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| 103 | if __name__ == "__main__": |
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| 104 | import sys; |
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| 105 | parse = federated_virtual_topology(sys.argv[1]); |
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| 106 | print parse.rv |
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| 107 | pass |
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