run_nightlies.py

   1 #!/usr/bin/python
   2 # Script to read build configs in /etc/build_conf.py, turn the configuration into command lines and execute it
   3
   4 # Assemble a list of builds from a single build spec
   5 def interpret_build(build, param_names, current_concrete_build={}, concrete_build_list=[]):
   6         if (param_names==[]):
   7                 concrete_build_list.extend([current_concrete_build])
   8         else:
   9                 (cur_param_name,remaining_param_names)=(param_names[0],param_names[1:])
  10                 cur_param = build[cur_param_name]
  11
  12                 # If it's a list, produce a concrete build for each element of the list
  13                 if (type(cur_param)==type([])):
  14                         for value in cur_param:
  15                                 new_concrete_build = current_concrete_build.copy()
  16                                 new_concrete_build[cur_param_name] = value
  17                                 concrete_build_list = interpret_build(build, remaining_param_names, new_concrete_build, concrete_build_list)
  18
  19                 # If not, just tack on the value and move on
  20                 else:
  21                         current_concrete_build[cur_param_name] = cur_param
  22                         concrete_build_list = interpret_build(build, remaining_param_names, current_concrete_build,concrete_build_list)
  23
  24         return concrete_build_list
  25
  26
  27 # Fill in parameters that are not defined in __default_build__
  28 def complete_build_spec_with_defaults (build, default_build):
  29         for default_param in default_build.keys():
  30                 if (not build.has_key(default_param)):
  31                         build[default_param]=default_build[default_param]
  32         return build
  33
  34
  35 # Turn build parameter dicts into commandlines and execute them
  36 def process_builds (builds, build_names, default_build):
  37         for build_name in build_names:
  38                 build = complete_build_spec_with_defaults (builds[build_name], default_build)
  39                 concrete_builds = interpret_build (build, build.keys())
  40                 for concrete_build in concrete_builds:
  41                         build_commandline = concrete_build_to_commandline(concrete_build)
  42                         print build_commandline
  43
  44 def main():
  45         config_file = '/etc/build_conf.py'
  46         builds = {}
  47         try:
  48                 execfile(config_file, builds)
  49         except IOError, e:
  50                 raise IOError, "Could not open %s\n" % config_file
  51
  52
  53         config_file_attributes = builds.keys()
  54         build_names = [e for e in config_file_attributes if not e.startswith('__')]
  55
  56         try:
  57                 default_build = builds['__default_build__']
  58         except KeyError:
  59                 raise KeyError, "Please define the default build config in %s\n" % config_file
  60
  61         process_builds(builds, build_names, default_build)
  62
  63
  64 if __name__ == "__main__":
  65         main()
  66