sfi myslice: user might want specify which authority/slice creds to delegate to mysli...
[sfa.git] / sfa / client / sfi.py
index 0e8b8e1..410e4f8 100644 (file)
@@ -282,9 +282,12 @@ class Sfi:
         self.authority = None
         self.logger = sfi_logger
         self.logger.enable_console()
+        ### various auxiliary material that we keep at hand 
         self.command=None
-        self.config=None
+        # need to call this other than just 'config' as we have a command/method with that name
+        self.config_instance=None
         self.config_file=None
+        self.client_bootstrap=None
 
     ### suitable if no reasonable command has been provided
     def print_commands_help (self, options):
@@ -296,7 +299,7 @@ class Sfi:
             print line
         else:
             print line
-            self.create_parser().print_help()
+            self.create_parser_global().print_help()
         # preserve order from the code
         for command in commands_list:
             (doc, args_string, example) = commands_dict[command]
@@ -305,7 +308,7 @@ class Sfi:
             doc=doc.replace("\n","\n"+35*' ')
             print format3%(command,args_string,doc)
             if verbose:
-                self.create_command_parser(command).print_help()
+                self.create_parser_command(command).print_help()
             
     ### now if a known command was found we can be more verbose on that one
     def print_help (self):
@@ -320,7 +323,49 @@ class Sfi:
             print "\n==================== %s example(s)"%self.command
             print example
 
-    def create_command_parser(self, command):
+    def create_parser_global(self):
+        # Generate command line parser
+        parser = OptionParser(add_help_option=False,
+                              usage="sfi [sfi_options] command [cmd_options] [cmd_args]",
+                              description="Commands: %s"%(" ".join(commands_list)))
+        parser.add_option("-r", "--registry", dest="registry",
+                         help="root registry", metavar="URL", default=None)
+        parser.add_option("-s", "--sliceapi", dest="sm", default=None, metavar="URL",
+                         help="slice API - in general a SM URL, but can be used to talk to an aggregate")
+        parser.add_option("-R", "--raw", dest="raw", default=None,
+                          help="Save raw, unparsed server response to a file")
+        parser.add_option("", "--rawformat", dest="rawformat", type="choice",
+                          help="raw file format ([text]|pickled|json)", default="text",
+                          choices=("text","pickled","json"))
+        parser.add_option("", "--rawbanner", dest="rawbanner", default=None,
+                          help="text string to write before and after raw output")
+        parser.add_option("-d", "--dir", dest="sfi_dir",
+                         help="config & working directory - default is %default",
+                         metavar="PATH", default=Sfi.default_sfi_dir())
+        parser.add_option("-u", "--user", dest="user",
+                         help="user name", metavar="HRN", default=None)
+        parser.add_option("-a", "--auth", dest="auth",
+                         help="authority name", metavar="HRN", default=None)
+        parser.add_option("-v", "--verbose", action="count", dest="verbose", default=0,
+                         help="verbose mode - cumulative")
+        parser.add_option("-D", "--debug",
+                          action="store_true", dest="debug", default=False,
+                          help="Debug (xml-rpc) protocol messages")
+        # would it make sense to use ~/.ssh/id_rsa as a default here ?
+        parser.add_option("-k", "--private-key",
+                         action="store", dest="user_private_key", default=None,
+                         help="point to the private key file to use if not yet installed in sfi_dir")
+        parser.add_option("-t", "--timeout", dest="timeout", default=None,
+                         help="Amout of time to wait before timing out the request")
+        parser.add_option("-h", "--help", 
+                         action="store_true", dest="help", default=False,
+                         help="one page summary on commands & exit")
+        parser.disable_interspersed_args()
+
+        return parser
+        
+
+    def create_parser_command(self, command):
         if command not in commands_dict:
             msg="Invalid command\n"
             msg+="Commands: "
@@ -337,6 +382,18 @@ class Sfi:
         parser.add_option ("-h","--help",dest='help',action='store_true',default=False,
                            help="Summary of one command usage")
 
+        if command in ("config"):
+            parser.add_option('-m', '--myslice', dest='myslice', action='store_true', default=False,
+                              help='how myslice config variables as well')
+
+        if command in ("version"):
+            parser.add_option("-R","--registry-version",
+                              action="store_true", dest="version_registry", default=False,
+                              help="probe registry version instead of sliceapi")
+            parser.add_option("-l","--local",
+                              action="store_true", dest="version_local", default=False,
+                              help="display version of the local client")
+
         if command in ("add", "update"):
             parser.add_option('-x', '--xrn', dest='xrn', metavar='<xrn>', help='object hrn/urn (mandatory)')
             parser.add_option('-t', '--type', dest='type', metavar='<type>', help='object type', default=None)
@@ -421,67 +478,24 @@ class Sfi:
                              metavar="slice_hrn", help="delegate cred. for slice HRN")
            parser.add_option("-a", "--auths", dest='delegate_auths',action='append',default=[],
                              metavar='auth_hrn', help="delegate cred for auth HRN")
-           # this primarily is a shorthand for -a my_hrn^
+           # this primarily is a shorthand for -a my_hrn
            parser.add_option("-p", "--pi", dest='delegate_pi', default=None, action='store_true',
                              help="delegate your PI credentials, so s.t. like -a your_hrn^")
            parser.add_option("-A","--to-authority",dest='delegate_to_authority',action='store_true',default=False,
                              help="""by default the mandatory argument is expected to be a user, 
 use this if you mean an authority instead""")
-        
-        if command in ("version"):
-            parser.add_option("-R","--registry-version",
-                              action="store_true", dest="version_registry", default=False,
-                              help="probe registry version instead of sliceapi")
-            parser.add_option("-l","--local",
-                              action="store_true", dest="version_local", default=False,
-                              help="display version of the local client")
-
-        return parser
 
+        if command in ("myslice"):
+            parser.add_option("-p","--password",dest='password',action='store',default=None,
+                              help="specify mainfold password on the command line")
+            parser.add_option("-s", "--slice", dest="delegate_slices",action='append',default=[],
+                             metavar="slice_hrn", help="delegate cred. for slice HRN")
+            parser.add_option("-a", "--auths", dest='delegate_auths',action='append',default=[],
+                             metavar='auth_hrn', help="delegate PI cred for auth HRN")
         
-    def create_parser(self):
-
-        # Generate command line parser
-        parser = OptionParser(add_help_option=False,
-                              usage="sfi [sfi_options] command [cmd_options] [cmd_args]",
-                              description="Commands: %s"%(" ".join(commands_list)))
-        parser.add_option("-r", "--registry", dest="registry",
-                         help="root registry", metavar="URL", default=None)
-        parser.add_option("-s", "--sliceapi", dest="sm", default=None, metavar="URL",
-                         help="slice API - in general a SM URL, but can be used to talk to an aggregate")
-        parser.add_option("-R", "--raw", dest="raw", default=None,
-                          help="Save raw, unparsed server response to a file")
-        parser.add_option("", "--rawformat", dest="rawformat", type="choice",
-                          help="raw file format ([text]|pickled|json)", default="text",
-                          choices=("text","pickled","json"))
-        parser.add_option("", "--rawbanner", dest="rawbanner", default=None,
-                          help="text string to write before and after raw output")
-        parser.add_option("-d", "--dir", dest="sfi_dir",
-                         help="config & working directory - default is %default",
-                         metavar="PATH", default=Sfi.default_sfi_dir())
-        parser.add_option("-u", "--user", dest="user",
-                         help="user name", metavar="HRN", default=None)
-        parser.add_option("-a", "--auth", dest="auth",
-                         help="authority name", metavar="HRN", default=None)
-        parser.add_option("-v", "--verbose", action="count", dest="verbose", default=0,
-                         help="verbose mode - cumulative")
-        parser.add_option("-D", "--debug",
-                          action="store_true", dest="debug", default=False,
-                          help="Debug (xml-rpc) protocol messages")
-        # would it make sense to use ~/.ssh/id_rsa as a default here ?
-        parser.add_option("-k", "--private-key",
-                         action="store", dest="user_private_key", default=None,
-                         help="point to the private key file to use if not yet installed in sfi_dir")
-        parser.add_option("-t", "--timeout", dest="timeout", default=None,
-                         help="Amout of time to wait before timing out the request")
-        parser.add_option("-h", "--help", 
-                         action="store_true", dest="help", default=False,
-                         help="one page summary on commands & exit")
-        parser.disable_interspersed_args()
-
         return parser
-        
 
+        
     #
     # Main: parse arguments and dispatch to command
     #
@@ -493,7 +507,7 @@ use this if you mean an authority instead""")
         return method(command_options, command_args)
 
     def main(self):
-        self.sfi_parser = self.create_parser()
+        self.sfi_parser = self.create_parser_global()
         (options, args) = self.sfi_parser.parse_args()
         if options.help: 
             self.print_commands_help(options)
@@ -516,7 +530,7 @@ use this if you mean an authority instead""")
             sys.exit(1)
         # second pass options parsing
         self.command=command
-        self.command_parser = self.create_command_parser(command)
+        self.command_parser = self.create_parser_command(command)
         (command_options, command_args) = self.command_parser.parse_args(args[1:])
         if command_options.help:
             self.print_help()
@@ -571,7 +585,7 @@ use this if you mean an authority instead""")
                 self.logger.log_exc("Could not read config file %s"%config_file)
             sys.exit(1)
      
-        self.config=config
+        self.config_instance=config
         errors = 0
         # Set SliceMgr URL
         if (self.options.sm is not None):
@@ -613,17 +627,6 @@ use this if you mean an authority instead""")
         if errors:
            sys.exit(1)
 
-    def show_config (self):
-        print "From configuration file %s"%self.config_file
-        flags=[ 
-            ('SFI_USER','user'),
-            ('SFI_AUTH','authority'),
-            ('SFI_SM','sm_url'),
-            ('SFI_REGISTRY','reg_url'),
-            ]
-        for (external_name, internal_name) in flags:
-            print "%s='%s'"%(external_name,getattr(self,internal_name))
-
     #
     # Get various credential and spec files
     #
@@ -843,7 +846,26 @@ use this if you mean an authority instead""")
     @register_command("","")
     def config (self, options, args):
         "Display contents of current config"
-        self.show_config()
+        print "# From configuration file %s"%self.config_file
+        flags=[ ('sfi', [ ('registry','reg_url'),
+                          ('auth','authority'),
+                          ('user','user'),
+                          ('sm','sm_url'),
+                          ]),
+                ]
+        if options.myslice:
+            flags.append ( ('myslice', ['backend', 'delegate', 'platform', 'username'] ) )
+
+        for (section, tuples) in flags:
+            print "[%s]"%section
+            try:
+                for (external_name, internal_name) in tuples:
+                    print "%-20s = %s"%(external_name,getattr(self,internal_name))
+            except:
+                for name in tuples:
+                    varname="%s_%s"%(section.upper(),name.upper())
+                    value=getattr(self.config_instance,varname)
+                    print "%-20s = %s"%(name,value)
 
     @register_command("","")
     def version(self, options, args):
@@ -1006,7 +1028,7 @@ use this if you mean an authority instead""")
             show_credentials(cred)
         return self.registry().Update(record_dict, cred)
   
-    @register_command("name","")
+    @register_command("hrn","")
     def remove(self, options, args):
         "remove registry record by name (Remove)"
         auth_cred = self.my_authority_credential_string()
@@ -1390,7 +1412,7 @@ use this if you mean an authority instead""")
         self.logger.info("writing %s gid to %s" % (target_hrn, filename))
         GID(string=gid).save_to_file(filename)
          
-
+    ####################
     @register_command("to_hrn","""$ sfi delegate -u -p -s ple.inria.heartbeat -s ple.inria.omftest ple.upmc.slicebrowser
 
   will locally create a set of delegated credentials for the benefit of ple.upmc.slicebrowser
@@ -1455,21 +1477,26 @@ use this if you mean an authority instead""")
     ####################
     @register_command("","""$ less +/myslice sfi_config
 [myslice]
-backend  = 'http://manifold.pl.sophia.inria.fr:7080'
+backend  = http://manifold.pl.sophia.inria.fr:7080
 # the HRN that myslice uses, so that we are delegating to
-delegate = 'ple.upmc.slicebrowser'
+delegate = ple.upmc.slicebrowser
 # platform - this is a myslice concept
-platform = 'ple'
+platform = ple
 # username - as of this writing (May 2013) a simple login name
-user     = 'thierry'
+username = thierry
 
 $ sfi myslice
-
   will first collect the slices that you are part of, then make sure
   all your credentials are up-to-date (read: refresh expired ones)
   then compute delegated credentials for user 'ple.upmc.slicebrowser'
   and upload them all on myslice backend, using 'platform' and 'user'.
   A password will be prompted for the upload part.
+
+$ sfi -v myslice  -- or sfi -vv myslice
+  same but with more and more verbosity
+
+$ sfi m
+  is synonym to sfi myslice as no other command starts with an 'm'
 """
 ) # register_command
     def myslice (self, options, args):
@@ -1485,10 +1512,90 @@ $ sfi myslice
         if len(args)>0:
             self.print_help()
             sys.exit(1)
-        # ManifoldUploader
-        pass
+        ### the rough sketch goes like this
+        # (a) rain check for sufficient config in sfi_config
+        # we don't allow to override these settings for now
+        myslice_dict={}
+        myslice_keys=['backend', 'delegate', 'platform', 'username']
+        for key in myslice_keys:
+            full_key="MYSLICE_" + key.upper()
+            value=getattr(self.config_instance,full_key,None)
+            if value:   myslice_dict[key]=value
+            else:       print "Unsufficient config, missing key %s in [myslice] section of sfi_config"%key
+        if len(myslice_dict) != len(myslice_keys):
+            sys.exit(1)
+
+        # (b) figure whether we are PI for the authority where we belong
+        self.logger.info("Resolving our own id")
+        my_records=self.registry().Resolve(self.user,self.my_credential_string)
+        if len(my_records)!=1: print "Cannot Resolve %s -- exiting"%self.user; sys.exit(1)
+        my_record=my_records[0]
+        my_auths_all = my_record['reg-pi-authorities']
+        self.logger.info("Found %d authorities that we are PI for"%len(my_auths_all))
+        self.logger.debug("They are %s"%(my_auths_all))
+        
+        my_auths = my_auths_all
+        if options.delegate_auths:
+            my_auths = list(set(my_auths_all).intersection(set(options.delegate_auths)))
+
+        self.logger.info("Delegate PI creds for authorities: %s"%my_auths        )
+        # (c) get the set of slices that we are in
+        my_slices_all=my_record['reg-slices']
+        self.logger.info("Found %d slices that we are member of"%len(my_slices_all))
+        self.logger.debug("They are: %s"%(my_slices_all))
+        my_slices = my_slices_all
+        if options.delegate_slices:
+            my_slices = list(set(my_slices_all).intersection(set(options.delegate_slices)))
+
+        self.logger.info("Delegate slice creds for slices: %s"%my_slices)
+
+        # (d) make sure we have *valid* credentials for all these
+        hrn_credentials=[]
+        hrn_credentials.append ( (self.user, 'user', self.my_credential_string,) )
+        for auth_hrn in my_auths:
+            hrn_credentials.append ( (auth_hrn, 'auth', self.authority_credential_string(auth_hrn),) )
+        for slice_hrn in my_slices:
+            hrn_credentials.append ( (slice_hrn, 'slice', self.slice_credential_string (slice_hrn),) )
+
+        # (e) check for the delegated version of these
+        # xxx todo add an option -a/-A? like for 'sfi delegate' for when we ever 
+        # switch to myslice using an authority instead of a user
+        delegatee_type='user'
+        delegatee_hrn=myslice_dict['delegate']
+        hrn_delegated_credentials = []
+        for (hrn, htype, credential) in hrn_credentials:
+            delegated_credential = self.client_bootstrap.delegate_credential_string (credential, delegatee_hrn, delegatee_type)
+            hrn_delegated_credentials.append ((hrn, htype, delegated_credential, ))
+
+        # (f) and finally upload them to manifold server
+        # xxx todo add an option so the password can be set on the command line
+        # (but *NOT* in the config file) so other apps can leverage this
+        uploader = ManifoldUploader (logger=self.logger,
+                                     url=myslice_dict['backend'],
+                                     platform=myslice_dict['platform'],
+                                     username=myslice_dict['username'],
+                                     password=options.password)
+        uploader.prompt_all()
+        (count_all,count_success)=(0,0)
+        for (hrn,htype,delegated_credential) in hrn_delegated_credentials:
+            # inspect
+            inspect=Credential(string=delegated_credential)
+            expire_datetime=inspect.get_expiration()
+            message="%s (%s) [exp:%s]"%(hrn,htype,expire_datetime)
+            if uploader.upload(delegated_credential,message=message):
+                count_success+=1
+            count_all+=1
+
+        self.logger.info("Successfully uploaded %d/%d credentials"%(count_success,count_all))
+        # at first I thought we would want to save these,
+        # like 'sfi delegate does' but on second thought
+        # it is probably not helpful as people would not
+        # need to run 'sfi delegate' at all anymore
+        if count_success != count_all: sys.exit(1)
+        return
 
-# Thierry: I'm turning this off, no idea what it's used for
+# Thierry: I'm turning this off as a command, no idea what it's used for
 #    @register_command("cred","")
     def trusted(self, options, args):
         """