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 import os
   5 import re
   6
   7 # Assemble a list of builds from a single build spec
   8 def interpret_build(build, param_names, current_concrete_build={}, concrete_build_list=[]):
   9
  10         if (param_names==[]):
  11                 concrete_build_list.extend([current_concrete_build])
  12         else:
  13                 (cur_param_name,remaining_param_names)=(param_names[0],param_names[1:])
  14                 cur_param = build[cur_param_name]
  15
  16                 # If it's a list, produce a concrete build for each element of the list
  17                 if (type(cur_param)==type([])):
  18                         for value in cur_param:
  19                                 new_concrete_build = current_concrete_build.copy()
  20                                 new_concrete_build[cur_param_name] = value
  21                                 concrete_build_list = interpret_build(build, remaining_param_names, new_concrete_build, concrete_build_list)
  22
  23                 # If not, just tack on the value and move on
  24                 else:
  25                         current_concrete_build[cur_param_name] = cur_param
  26                         concrete_build_list = interpret_build(build, remaining_param_names, current_concrete_build,concrete_build_list)
  27
  28         return concrete_build_list
  29
  30
  31 # Fill in parameters that are not defined in __default_build__
  32 def complete_build_spec_with_defaults (build, default_build):
  33         for default_param in default_build.keys():
  34                 if (not build.has_key(default_param)):
  35                         build[default_param]=default_build[default_param]
  36         return build
  37
  38
  39 # Turn a concrete build into a commandline
  40
  41 def concrete_build_to_commandline(concrete_build):
  42
  43     cmdline = '''%(sh)s
  44             %(vbuildnightly)s
  45             -b %(pldistro)s-%(fcdistro)s-%(arch)s-%(myplcversion)s-%(release)s-%(date)s
  46             -f %(fcdistro)s
  47             -m %(mailto)s
  48             -p %(personality)s
  49             -r %(webpath)s
  50             -s %(svnpath)s
  51             -t %(tags)s
  52             -w %(webpath)s/%(pldistro)s/%(fcdistro)s
  53             %(runtests)s'''.replace('\n','')
  54
  55     cmdline = cmdline % concrete_build
  56
  57     purge_spaces = re.compile('\s+')
  58
  59     return purge_spaces.sub(' ', cmdline)
  60
  61
  62 # reduce dependencies in a build
  63 def reduce_dependencies(concrete_build):
  64     for b in concrete_build.keys():
  65         val = concrete_build[b]
  66         if (type(val)==type(lambda x:x)):
  67             concrete_build[b] = val(concrete_build)
  68     return concrete_build
  69
  70
  71 # Turn build parameter dicts into commandlines and execute them
  72 def process_builds (builds, build_names, default_build):
  73         for build_name in build_names:
  74                 build = complete_build_spec_with_defaults (builds[build_name], default_build)
  75                 concrete_builds_without_deps = interpret_build (build, build.keys(), {}, [])
  76                 concrete_builds = map(reduce_dependencies, concrete_builds_without_deps)
  77                 commandlines = map(concrete_build_to_commandline, concrete_builds)
  78                 for commandline in commandlines:
  79                     os.system(commandline)
  80
  81 def main():
  82         config_file = '/etc/build-conf-planetlab.py'
  83         builds = {}
  84         try:
  85                 execfile(config_file, builds)
  86         except IOError, e:
  87                 raise IOError, "Could not open %s\n" % config_file
  88
  89
  90         config_file_attributes = builds.keys()
  91         build_names = [e for e in config_file_attributes if not e.startswith('__')]
  92
  93         try:
  94                 default_build = builds['__default_build__']
  95         except KeyError:
  96                 raise KeyError, "Please define the default build config in %s\n" % config_file
  97
  98         process_builds(builds, build_names, default_build)
  99
 100
 101 if __name__ == "__main__":
 102         main()
 103