import sys
import os, os.path
-#from cert import Keypair, Certificate
+import tempfile
from optparse import OptionParser
-#from util.geniclient import GeniClient
+from geni.util.cert import Keypair, Certificate
+from geni.util.credential import Credential
+from geni.util.geniclient import GeniClient, ServerException
+from geni.util.gid import create_uuid
+from geni.util.record import GeniRecord
sfi_dir = os.path.expanduser("~/.sfi/")
-sm_chan = None
-reg_chan = None
+slicemgr = None
+registry = None
+user = None
+authority = None
+verbose = False
#
# Establish Connection to SliceMgr and Registry Servers
#
def set_servers(options):
- global sm_chan
- global reg_chan
+ global slicemgr
+ global registry
+ global user
+ global authority
- # Set SliceMgr and Registry URLs
+ # Set SliceMgr URL
if (options.sm is not None):
- sm = options.sm
- elif ("SM" in os.environ):
- sm = os.environ["SM"]
+ sm_url = options.sm
+ elif ("SFI_SM" in os.environ):
+ sm_url = os.environ["SFI_SM"]
else:
print "No Known Slice Manager"
sys.exit(1)
+
+ # Set Registry URL
if (options.registry is not None):
- registry = options.registry
- elif ("REGISTRY" in os.environ):
- registry = os.environ["REGISTRY"]
+ reg_url = options.registry
+ elif ("SFI_REGISTRY" in os.environ):
+ reg_url = os.environ["SFI_REGISTRY"]
+ else:
+ print "No Known Registry Server"
+ sys.exit(1)
+
+ if options.verbose :
+ print "Contacting Slice Manager at:", sm_url
+ print "Contacting Registry at:", reg_url
+
+ # Set user HRN
+ if (options.user is not None):
+ user = options.user
+ elif ("SFI_USER" in os.environ):
+ user = os.environ["SFI_USER"]
else:
- print "No Known Registry"
+ print "No Known User Name"
sys.exit(1)
- if options.verbose:
- print "Contacting Slice Manager at:", sm
- print "Contacting Registry at:", registry
-
- # SliceMgr and Registry may be available on the same server
-# if (sm == registry):
-# sm_chan = GeniClient(sm, key_file, cert_file)
-# reg_chan = sm_chan
-# else:
-# sm_chan = GeniClient(sm, key_file, cert_file)
-# reg_chan = GeniClient(registry, key_file, cert_file)
+
+ # Set authority HRN
+ if (options.auth is not None):
+ authority = options.auth
+ elif ("SFI_AUTH" in os.environ):
+ authority = os.environ["SFI_AUTH"]
+ else:
+ authority = None
+
+ # Get key and certificate
+ key_file = get_key_file()
+ cert_file = get_cert_file(key_file)
+
+ # Establish connection to server(s)
+ slicemgr = GeniClient(sm_url, key_file, cert_file)
+ registry = GeniClient(reg_url, key_file, cert_file)
return
#
-# Get file names for various credentials and specs
+# Get various credential and spec files
#
# Establishes limiting conventions
# - conflates MAs and SAs
-# - assumes a single user per working directory
# - assumes last token in slice name is unique
#
-# Bootstraps credentials (not done yet)
+# Bootstraps credentials
+# - bootstrap user credential from self-signed certificate
+# - bootstrap authority credential from user credential
+# - bootstrap slice credential from user credential
#
def get_leaf(name):
parts = name.split(".")
return parts[-1]
-def get_user_cred_fn():
- file = os.path.join(sfi_dir, os.environ["USER"] + ".cred")
+def get_key_file():
+ file = os.path.join(sfi_dir, get_leaf(user) + ".pkey")
if (os.path.isfile(file)):
return file
else:
- print "bootstrap user credential here"
+ print "Key file", file, "does not exist"
+ sys.exit(-1)
+ return
+
+def get_cert_file(key_file):
+ global verbose
-def get_auth_cred_fn():
- file = os.path.join(sfi_dir, "auth.cred")
+ file = os.path.join(sfi_dir, get_leaf(user) + ".cert")
if (os.path.isfile(file)):
return file
else:
- print "bootstrap authority credential here"
+ k = Keypair(filename = key_file)
+ cert = Certificate(subject=user)
+ cert.set_pubkey(k)
+ cert.set_issuer(k, user)
+ cert.sign()
+ if verbose :
+ print "Writing self-signed certificate to", file
+ cert.save_to_file(file)
+ return file
+
+def get_user_cred():
+ global user
-def get_slice_cred_fn(name):
+ file = os.path.join(sfi_dir, get_leaf(user) + ".cred")
+ if (os.path.isfile(file)):
+ user_cred = Credential(filename=file)
+ return user_cred
+ else:
+ # bootstrap user credential
+ user_cred = registry.get_credential(None, "user", user)
+ if user_cred:
+ user_cred.save_to_file(file, save_parents=True)
+ if verbose:
+ print "Writing user credential to", file
+ return user_cred
+ else:
+ print "Failed to get user credential"
+ sys.exit(-1)
+
+def get_auth_cred():
+ global authority
+
+ if not authority:
+ print "no authority specified. Use -a or set SF_AUTH"
+ sys.exit(-1)
+
+ file = os.path.join(sfi_dir, get_leaf("authority") +".cred")
+ if (os.path.isfile(file)):
+ auth_cred = Credential(filename=file)
+ return auth_cred
+ else:
+ # bootstrap authority credential from user credential
+ user_cred = get_user_cred()
+ auth_cred = registry.get_credential(user_cred, "sa", authority)
+ if auth_cred:
+ auth_cred.save_to_file(file, save_parents=True)
+ if verbose:
+ print "Writing authority credential to", file
+ return auth_cred
+ else:
+ print "Failed to get authority credential"
+ sys.exit(-1)
+
+def get_slice_cred(name):
file = os.path.join(sfi_dir, "slice_" + get_leaf(name) + ".cred")
if (os.path.isfile(file)):
- return file
+ slice_cred = Credential(filename=file)
+ return slice_cred
else:
- print "bootstrap slice credential here"
-
-def get_rspec_fn(rspec):
+ # bootstrap slice credential from user credential
+ user_cred = get_user_cred()
+ slice_cred = registry.get_credential(user_cred, "slice", name)
+ if slice_cred:
+ slice_cred.save_to_file(file, save_parents=True)
+ if verbose:
+ print "Writing slice credential to", file
+ return slice_cred
+ else:
+ print "Failed to get slice credential"
+ sys.exit(-1)
+
+def get_rspec_file(rspec):
if (os.path.isabs(rspec)):
file = rspec
else:
if (os.path.isfile(file)):
return file
else:
- print "No such rspec file"
+ print "No such rspec file", rspec
sys.exit(1)
-def get_record_fn(record):
+def get_record_file(record):
if (os.path.isabs(record)):
file = record
else:
if (os.path.isfile(file)):
return file
else:
- print "No such registry record file"
+ print "No such registry record file", record
sys.exit(1)
+def load_publickey_string(fn):
+ f = file(fn,"r")
+ key_string = f.read()
+
+ # if the filename is a private key file, then extract the public key
+ if "PRIVATE KEY" in key_string:
+ outfn = tempfile.mktemp()
+ cmd = "openssl rsa -in " + fn + " -pubout -outform PEM -out " + outfn
+ os.system(cmd)
+ f = file(outfn, "r")
+ key_string = f.read()
+ os.remove(outfn)
+
+ return key_string
+
#
# Generate sub-command parser
#
-def create_cmd_parser(command):
+def create_cmd_parser(command, additional_cmdargs = None):
cmdargs = {"list": "name",
"show": "name",
"remove": "name",
- "add": "name record",
- "update": "name record",
+ "add": "record",
+ "update": "record",
"nodes": "[name]",
"slices": "",
"resources": "name",
"start": "name",
"stop": "name"
}
+
+ if additional_cmdargs:
+ cmdargs.update(additional_cmdargs)
+
if command not in cmdargs:
print "Invalid command\n"
- print "Commands:list,show,remove,add,update,nodes,slices,resources,create,delete,start,stop,reset"
+ print "Commands: ",
+ for key in cmdargs.keys():
+ print key+",",
+ print ""
sys.exit(2)
parser = OptionParser(usage="sfi [sfi_options] %s [options] %s" \
% (command, cmdargs[command]))
if command in ("nodes", "resources"):
parser.add_option("-f", "--format", dest="format",type="choice",
- help="output format (dns|ip|hrn|rspec)",default="rspec",
- choices=("dns","ip","hrn","rspec"))
- elif command in ("list", "show", "remove"):
+ help="display format (dns|ip|rspec)",default="rspec",
+ choices=("dns","ip","rspec"))
+ if command in ("list", "show", "remove"):
parser.add_option("-t", "--type", dest="type",type="choice",
- help="type filter (user|slice|sa|ma|node|aggregate)",
+ help="type filter (user|slice|sa|ma|node|aggregate)",
choices=("user","slice","sa","ma","node","aggregate", "all"),
default="all")
+ if command in ("show", "list", "nodes", "resources"):
+ parser.add_option("-o", "--output", dest="file",
+ help="output XML to file", metavar="FILE", default=None)
return parser
-#
-# Main: parse arguments and dispatch to command
-#
-def main():
- global sm_chan
- global reg_chan
-
+def create_parser():
# Generate command line parser
parser = OptionParser(usage="sfi [options] command [command_options] [command_args]",
description="Commands: list,show,remove,add,update,nodes,slices,resources,create,delete,start,stop,reset")
help="slice manager", metavar="URL", default=None)
parser.add_option("-d", "--dir", dest="dir",
help="working directory", metavar="PATH", 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="store_true", dest="verbose", default=False,
help="verbose mode")
parser.disable_interspersed_args()
+
+ return parser
+
+def dispatch(command, cmd_opts, cmd_args):
+ globals()[command](cmd_opts, cmd_args)
+
+#
+# Main: parse arguments and dispatch to command
+#
+def main():
+ global verbose
+
+ parser = create_parser()
(options, args) = parser.parse_args()
+
+ if len(args) <= 0:
+ print "No command given. Use -h for help."
+ return -1
+
command = args[0]
(cmd_opts, cmd_args) = create_cmd_parser(command).parse_args(args[1:])
- if options.verbose :
- print options.registry,options.sm,options.dir,options.verbose
+ verbose = options.verbose
+ if verbose :
+ print options.registry, options.sm, options.dir, options.verbose,\
+ options.user, options.auth
print command
if command in ("nodes", "resources"):
print cmd_opts.format
elif command in ("list","show","remove"):
print cmd_opts.type
- print cmd_args
+ print cmd_args
set_servers(options)
- # Dispatch to selected command
try:
- globals()[command](cmd_opts, cmd_args)
+ dispatch(command, cmd_opts, cmd_args)
except KeyError:
print "Command not found:", command
sys.exit(1)
+
return
#
# Following functions implement the commands
-# todo: make sure args exist
#
-# First, the Registry-related commands
+# Registry-related commands
#
# list entires in named authority registry
def list(opts, args):
- global reg_chan
- cred_file = get_user_cred_fn()
- with open(cred_file) as f:
- credential = f.read()
- print "list:", opts.type, args[0], reg_chan, credential
-# result = reg_chan.list(credential, args[0])
-# ...filter output based on opts.type...
+ global registry
+ user_cred = get_user_cred()
+ list = registry.list(user_cred, args[0])
+ list = filter_records(opts.type, list)
+ display_records(list)
+ if opts.file:
+ save_records_to_file(opts.file, list)
return
# show named registry record
def show(opts, args):
-# pretty print or return record xml?
- global reg_chan
- cred_file = get_user_cred_fn()
- with open(cred_file) as f:
- credential = f.read()
- print "show:", opts.type, args[0], reg_chan, credential
-# result = reg_chan.resolve(credential, args[0])
-# ...filter output based on opts.type...
+ global registry
+ user_cred = get_user_cred()
+ records = registry.resolve(user_cred, args[0])
+ records = filter_records(opts.type, records)
+ if not records:
+ print "No record of type", opts.type
+ display_records(records, True)
+ if opts.file:
+ save_records_to_file(opts.file, records)
return
# removed named registry record
+# - have to first retrieve the record to be removed
def remove(opts, args):
- global reg_chan
- cred_file = get_auth_cred_fn()
- with open(cred_file) as f:
- credential = f.read()
- print "remove:", opts.type, args[0], reg_chan, credential
-# ...first retrieve named record...
-# results = reg_chan.resolve(credential, args[0])
-# ...filter desired record from result using opts.type
-# ...use that record to call remove...
-# result = reg_chan.remove(credential, record)
- return
+ global registry
+ auth_cred = get_auth_cred()
+ return registry.remove(auth_cred, opts.type, args[0])
# add named registry record
def add(opts, args):
- global reg_chan
- cred_file = get_auth_cred_fn()
- with open(cred_file) as f:
- credential = f.read()
- rec_file = get_record_fn(args[1])
- with open(rec_file) as g:
- record = g.read()
- print "add:", record, reg_chan, credential
-# result = reg_chan.register(credential, record)
- return
+ global registry
+ auth_cred = get_auth_cred()
+ rec_file = get_record_file(args[0])
+ record = load_record_from_file(rec_file)
+
+ # check and see if we need to create a gid for this record. The creator
+ # of the record signals this by filling in the create_gid, create_gid_hrn,
+ # and create_gid_key members.
+ # (note: we'd use an unsigned GID in the record instead, but pyOpenSSL is
+ # broken and has no way for us to get the key back out of the gid)
+ geni_info = record.get_geni_info()
+ if "create_gid" in geni_info:
+ gid = registry.create_gid(auth_cred, geni_info["create_gid_hrn"], create_uuid(), geni_info["create_gid_key"])
+ record.set_gid(gid)
+
+ del geni_info["create_gid"]
+ del geni_info["create_gid_hrn"]
+ del geni_info["create_gid_key"]
+
+ return registry.register(auth_cred, record)
# update named registry entry
def update(opts, args):
- global reg_chan
- cred_file = get_auth_cred_fn()
- with open(cred_file) as f:
- credential = f.read()
- rec_file = get_record_fn(args[1])
- with open(rec_file) as g:
- record = g.read()
- print "update:", record, reg_chan, credential
-# result = reg_chan.update(credential, record)
- return
+ global registry
+ user_cred = get_user_cred()
+ rec_file = get_record_file(args[0])
+ record = load_record_from_file(rec_file)
+
+ if record.get_type() == "user":
+ if record.get_name() == user_cred.get_object_gid().get_hrn():
+ cred = user_cred
+ else:
+ create = get_auth_cred()
+ elif record.get_type() in ["slice"]:
+ try:
+ cred = get_slice_cred(record.get_name())
+ except ServerException, e:
+ if "PermissionError" in e.args[0]:
+ cred = get_auth_cred()
+ else:
+ raise
+ elif record.get_type() in ["sa", "ma", "node"]:
+ cred = get_auth_cred()
+ else:
+ raise "unknown record type" + record.get_type()
+
+ return registry.update(cred, record)
#
-# Second, the Slice-related commands
+# Slice-related commands
#
# list available nodes
def nodes(opts, args):
- global sm_chan
- cred_file = get_user_cred_fn()
- with open(cred_file) as f:
- credential = f.read()
- if (args[0] is None):
- context = "root"
+ global slicemgr
+ user_cred = get_user_cred()
+ if not opts.format:
+ context = None
else:
- context = args[0]
- print "nodes:", opts.format, context, sm_chan, credential
-# result = sm_chan.list_nodes(credential, context)
-# ...format output based on opts.format...
+ context = opts.format
+ results = slicemgr.list_nodes(user_cred)
+ if opts.format in ['rspec']:
+ display_rspec(results)
+ else:
+ display_list(results)
+ if (opts.file is not None):
+ rspec = slicemgr.list_nodes(user_cred)
+ save_rspec_to_file(rspec, opts.file)
return
# list instantiated slices
def slices(opts, args):
- global sm_chan
- cred_file = get_user_cred_fn()
- with open(cred_file) as f:
- credential = f.read()
- print "slices:", sm_chan, credential
-# result = sm_chan.list_slices(credential)
+ global slicemgr
+ user_cred = get_user_cred()
+ results = slicemgr.list_slices(user_cred)
+ display_list(results)
return
# show rspec for named slice
def resources(opts, args):
- global sm_chan
- cred_file = get_slice_cred_fn(args[0])
- with open(cred_file) as f:
- credential = f.read()
- print "resources:", opts.format, args[0], sm_chan, credential
-# result = sm_chan.get_resources(credential, args[0])
-# ...format output based on opts.format...
+ global slicemgr
+ slice_cred = get_slice_cred(args[0])
+ result = slicemgr.get_resources(slice_cred, args[0])
+ display_rspec(result)
+ if (opts.file is not None):
+ save_rspec_to_file(opts.file, result)
return
# created named slice with given rspec
def create(opts, args):
- global sm_chan
- cred_file = get_slice_cred_fn(args[0])
- with open(cred_file) as f:
- credential = f.read()
- rspec_file = get_rspec_fn(args[1])
- with open(rspec_file) as g:
- rspec = g.read()
- print "create:", args[0], rspec, sm_chan, credential
-# result = sm_chan.instantiate(credential, rspec)
- return
+ global slicemgr
+ slice_hrn = args[0]
+ slice_cred = get_slice_cred(slice_hrn)
+ rspec_file = get_rspec_file(args[1])
+ with open(rspec_file) as f:
+ rspec = f.read()
+ return slicemgr.create_slice(slice_cred, slice_hrn, rspec)
# delete named slice
def delete(opts, args):
- global sm_chan
- cred_file = get_slice_cred_fn(args[0])
- with open(cred_file) as f:
- credential = f.read()
- print "delete:", args[0], sm_chan, credential
-# result = sm_chan.delete_slice(credential)
- return
+ global slicemgr
+ slice_hrn = args[0]
+ slice_cred = get_slice_cred(slice_hrn)
+
+ return slicemgr.delete_slice(slice_cred, slice_hrn)
# start named slice
def start(opts, args):
- global sm_chan
- cred_file = get_slice_cred_fn(args[0])
- with open(cred_file) as f:
- credential = f.read()
- print "start:", args[0], sm_chan, credential
-# result = sm_chan.start_slice(credential)
- return
+ global slicemgr
+ slice_cred = get_slice_cred(args[0])
+ return slicemgr.start_slice(slice_cred)
# stop named slice
def stop(opts, args):
- global sm_chan
- cred_file = get_slice_cred_fn(args[0])
- with open(cred_file) as f:
- credential = f.read()
- print "stop:", args[0], sm_chan, credential
-# result = sm_chan.stop_slice(credential)
- return
+ global slicemgr
+ slice_cred = get_slice_cred(args[0])
+ return slicemgr.stop_slice(slice_cred)
# reset named slice
def reset(opts, args):
- global sm_chan
- cred_file = get_slice_cred_fn(args[0])
- with open(cred_file) as f:
- credential = f.read()
- print "reset:", args[0], sm_chan, credential
-# result = sm_chan.reset_slice(credential)
+ global slicemgr
+ slice_cred = get_slice_cred(args[0])
+ return slicemgr.reset_slice(slice_cred)
+
+#
+#
+# Display, Save, and Filter RSpecs and Records
+# - to be replace by EMF-generated routines
+#
+#
+
+def display_rspec(rspec):
+ print rspec
+ return
+
+def display_list(results):
+ for result in results:
+ print result
+
+def save_rspec_to_file(rspec, filename):
+ if not filename.startswith(os.sep):
+ filename = sfi_dir + filename
+ if not filename.endswith(".rspec"):
+ filename = filename + ".rspec"
+
+ f = open(filename, 'w')
+ f.write(rspec)
+ f.close()
+ return
+
+def display_records(recordList, dump = False):
+ for record in recordList:
+ display_record(record, dump)
+
+def display_record(record, dump = False):
+ if dump:
+ record.dump(False)
+ else:
+ info = record.getdict()
+ print "%s (%s)" % (info['hrn'], info['type'])
+ return
+
+def filter_records(type, records):
+ filtered_records = []
+ for record in records:
+ if (record.get_type() == type) or (type == "all"):
+ filtered_records.append(record)
+ return filtered_records
+
+def save_records_to_file(filename, recordList):
+ index = 0
+ for record in recordList:
+ if index>0:
+ save_record_to_file(filename + "." + str(index), record)
+ else:
+ save_record_to_file(filename, record)
+ index = index + 1
+
+def save_record_to_file(filename, record):
+ if not filename.startswith(os.sep):
+ filename = sfi_dir + filename
+ print "saving record", record.name, "to file", filename
+ str = record.save_to_string()
+ file(filename, "w").write(str)
return
+def load_record_from_file(filename):
+ str = file(filename, "r").read()
+ record = GeniRecord(string=str)
+ return record
if __name__=="__main__":
main()