primitives_object_visitor.py 5.8 KB

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  1. import string
  2. from primitives_visitor import PrimitivesVisitor
  3. import urllib
  4. import urllib2
  5. class PrimitivesObjectVisitor(PrimitivesVisitor):
  6. def __init__(self, args):
  7. PrimitivesVisitor.__init__(self, args)
  8. self.username = args[0]
  9. self.obj_file = args[1]
  10. self.real_file = args[2]
  11. self.address = args[3]
  12. self.object_symbols = {}
  13. with open(self.real_file, 'r') as f:
  14. import hashlib
  15. md5 = hashlib.md5()
  16. md5.update(f.read())
  17. self.hash_file = md5.hexdigest()
  18. # Check if file is already compiled (with same hash) in Modelverse
  19. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '"%s"' % self.username, "username": "user_manager"}))).read()
  20. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '3', "username": self.username}))).read()
  21. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '"is_defined"', "username": self.username}))).read()
  22. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '"%s"' % self.obj_file, "username": self.username}))).read()
  23. v = urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "get_output", "username": self.username}))).read()
  24. v = v.split("=", 2)[2]
  25. if v == "None":
  26. # Not defined, so recompile
  27. print("[COMPILE] %s" % self.real_file.rsplit("/", 1)[1])
  28. else:
  29. # Is defined already, so let's compare hashes
  30. if v != self.hash_file:
  31. print("[COMPILE] %s" % self.real_file.rsplit("/", 1)[1])
  32. # Remove in Modelverse and recompile
  33. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '3', "username": self.username}))).read()
  34. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '"remove_obj"', "username": self.username}))).read()
  35. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '"%s"' % self.obj_file, "username": self.username}))).read()
  36. else:
  37. self.visit = lambda i: i
  38. self.dump = lambda: True
  39. print("[CACHED] %s" % self.real_file.rsplit("/", 1)[1])
  40. def dump(self):
  41. v = PrimitivesVisitor.dump(self)
  42. import json
  43. # Set up interface
  44. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '3', "username": self.username}))).read()
  45. # Start uploading the code
  46. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '"upload"', "username": self.username}))).read()
  47. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '"%s"' % self.obj_file, "username": self.username}))).read()
  48. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '"%s"' % self.hash_file, "username": self.username}))).read()
  49. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": 'false', "username": self.username}))).read() # Use old interface
  50. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": json.dumps(v), "username": self.username}))).read()
  51. # Upload symbol table
  52. data = []
  53. for e, v in self.object_symbols.iteritems():
  54. data.append(["V", "true"])
  55. data.append(["V", '"%s"' % e])
  56. data.append(["V", "true" if v else "false"])
  57. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "data": json.dumps(data), "username": self.username}))).read()
  58. # Finish the symbol table
  59. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": 'false', "username": self.username}))).read()
  60. # Wait for kernel to signal that it finished
  61. urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "set_input", "element_type": "V", "value": '2', "username": self.username}))).read()
  62. v = urllib2.urlopen(urllib2.Request(self.address, urllib.urlencode({"op": "get_output", "username": self.username}))).read()
  63. v = v.split("=", 2)[2]
  64. if v == "DONE":
  65. return True
  66. else:
  67. return False
  68. def visit_definition(self, tree):
  69. for a in tree.get_children("ID"):
  70. name = a.get_tail()[0]
  71. self.object_symbols[name] = True
  72. return PrimitivesVisitor.visit_definition(self, tree)
  73. def visit_vardecl(self, tree):
  74. if len(tree.get_tail()) > 2:
  75. for a in tree.get_children("ID"):
  76. name = a.get_tail()[0]
  77. self.object_symbols.setdefault(name, False)
  78. return PrimitivesVisitor.visit_vardecl(self, tree)
  79. else:
  80. return PrimitivesVisitor.visit_vardecl(self, tree)
  81. def visit_funcdecl(self, tree):
  82. for a in tree.get_children("func_name"):
  83. for b in a.get_children("ID"):
  84. name = b.get_tail()[0]
  85. if tree.get_children("func_body") or tree.get_children("ASSIGN"):
  86. self.object_symbols[name] = True
  87. else:
  88. self.object_symbols.setdefault(name, False)
  89. return PrimitivesVisitor.visit_funcdecl(self, tree)