Allow user to set a ~/.pungirc for some defaults

Merges: #64
Signed-off-by: Pat Riehecky <riehecky@fnal.gov>

bin/pungi

@@ -21,14 +21,18 @@ import selinux
 def main():
 
     config = pungi.config.Config()
+    (opts, args) = get_arguments(config)
 
+    # Read the config to create "new" defaults
+    # reparse command line options so they take precedence
+    config = pungi.config.Config(pungirc=opts.pungirc)
     (opts, args) = get_arguments(config)
 
     # You must be this high to ride if you're going to do root tasks
     if os.geteuid () != 0 and (opts.do_all or opts.do_buildinstall):
         print >> sys.stderr, "You must run pungi as root"
         return 1
-    
+
     if opts.do_all or opts.do_buildinstall:
         try:
             enforcing = selinux.security_getenforce()
@@ -297,7 +301,9 @@ if __name__ == '__main__':
           action="callback", callback=set_config, callback_args=(config, ),
           help='Which files are the release notes -- GPL EULA')
         parser.add_option("--nomacboot", action="store_true", dest="nomacboot",           help='disable setting up macboot as no hfs support ')
-
+        parser.add_option("--pungirc", dest="pungirc", default='~/.pungirc',
+          action="callback", callback=set_config, callback_args=(config, ),
+          help='Read pungi options from config file ')
 
         (opts, args) = parser.parse_args()
 

pungi/config.py

@@ -31,7 +31,7 @@ MULTILIBCONF = (os.path.join(os.path.dirname(here), 'share', 'multilib')
 
 
 class Config(SafeConfigParser):
-    def __init__(self):
+    def __init__(self, pungirc=None):
         SafeConfigParser.__init__(self)
 
         self.add_section('pungi')
@@ -67,3 +67,7 @@ class Config(SafeConfigParser):
         self.set('pungi', 'resolve_deps', "True")
         self.set('pungi', 'no_dvd', "False")
         self.set('pungi', 'nomacboot', "False")
+
+        # if missing, self.read() is a noop, else change 'defaults'
+        if pungirc:
+            self.read(os.path.expanduser(pungirc))