def api_slice_exists(projectname, slicename):
""" Returns the status of the slice """
# Get post values
cert = request.headers.get('emulab-s4-cert')
# Create and populate temp dir
t_dir = tempfile.mkdtemp()
cert_path = t_dir + '/s4.cert.xml'
with open(cert_path, 'w+') as cert_f:
cert_f.write(base64.b64decode(cert))
slice_dir = ARCHIVE_PATH+"/projects/{0}/slices/{1}".format(projectname,
slicename)
manifest_path = slice_dir + '/manifest.mrspec'
if not os.path.isfile(manifest_path):
manifest_path = DEFAULT_RSPEC_PATH
jfed = JFed(projectname,
s4cert=cert_path,
properties=PROPERTIES_PATH)
# Run command
try:
expiration = jfed.slice_exists(slicename, manifest_path)
resp = Response(json.dumps(expiration),
status=200,
mimetype='application/json')
except NotExistError as err:
resp = Response(json.dumps(err.odict),
status=404,
mimetype='application/json')
return resp
def api_slice_exists(projectname, slicename):
""" Returns the status of the slice """
# Get post values
cert = request.headers.get('emulab-s4-cert')
# Create and populate temp dir
t_dir = tempfile.mkdtemp()
cert_path = t_dir + '/s4.cert.xml'
with open(cert_path, 'w+') as cert_f:
cert_f.write(base64.b64decode(cert))
slice_dir = ARCHIVE_PATH+"/projects/{0}/slices/{1}".format(projectname,
slicename)
manifest_path = slice_dir + '/manifest.mrspec'
if not os.path.isfile(manifest_path):
manifest_path = DEFAULT_RSPEC_PATH
jfed = JFed(projectname,
s4cert=cert_path,
properties=PROPERTIES_PATH)
# Run command
try:
expiration = jfed.slice_exists(slicename, manifest_path)
resp = Response(json.dumps(expiration),
status=200,
mimetype='application/json')
except NotExistError as err:
resp = Response(json.dumps(err.odict),
status=404,
mimetype='application/json')
return resp
def api_slice_create(projectname, slicename):
""" Creates new jfed slice using s4 certificate"""
# Get request values
rspec = request.get_data()
cert = request.headers.get('emulab-s4-cert')
# Create and populate temp dir
t_dir = tempfile.mkdtemp()
rspec_path = t_dir + '/rspec.rspec'
cert_path = t_dir + '/s4.cert.xml'
slice_dir = ARCHIVE_PATH+"/projects/{0}/slices/{1}".format(projectname,
slicename)
manifest_path = slice_dir + '/manifest.mrspec'
with open(rspec_path, 'w+') as rspec_f:
rspec_f.write(rspec)
with open(cert_path, 'w+') as cert_f:
cert_f.write(base64.b64decode(cert))
jfed = JFed(projectname,
s4cert=cert_path,
properties=PROPERTIES_PATH)
# If we already have a manifest, check if experiment exists. If so, exit.
# If not so, backup previous dir and create new experiment.
if os.path.isfile(manifest_path):
slice_exists = jfed.slice_exists(slicename, manifest_path)
if slice_exists:
resp = Response("Cannot modify existing slice",
status=409,
mimetype='text/plain')
return resp
else:
shutil.move(slice_dir, '{}.bak{}'.format(slice_dir, time.time()))
if not os.path.isdir(slice_dir):
os.makedirs(slice_dir)
# Run command
try:
jfed.create_slice(slicename, rspec_path, manifest_path)
with open(manifest_path, 'r') as manifest_f:
resp = Response(manifest_f.read(),
status=201,
mimetype='application/xml')
return resp
except JfedError as ex:
resp = Response(json.dumps(ex.odict),
status=500,
mimetype='application/json')
return resp
def api_slice_create(projectname, slicename):
""" Creates new jfed slice using s4 certificate"""
# Get request values
rspec = request.get_data()
cert = request.headers.get('emulab-s4-cert')
# Create and populate temp dir
t_dir = tempfile.mkdtemp()
rspec_path = t_dir + '/rspec.rspec'
cert_path = t_dir + '/s4.cert.xml'
slice_dir = ARCHIVE_PATH+"/projects/{0}/slices/{1}".format(projectname,
slicename)
manifest_path = slice_dir + '/manifest.mrspec'
with open(rspec_path, 'w+') as rspec_f:
rspec_f.write(rspec)
with open(cert_path, 'w+') as cert_f:
cert_f.write(base64.b64decode(cert))
jfed = JFed(projectname,
s4cert=cert_path,
properties=PROPERTIES_PATH)
# If we already have a manifest, check if experiment exists. If so, exit.
# If not so, backup previous dir and create new experiment.
if os.path.isfile(manifest_path):
slice_exists = jfed.slice_exists(slicename, manifest_path)
if slice_exists:
resp = Response("Cannot modify existing slice",
status=409,
mimetype='text/plain')
return resp
else:
shutil.move(slice_dir, '{}.bak{}'.format(slice_dir, time.time()))
if not os.path.isdir(slice_dir):
os.makedirs(slice_dir)
# Run command
try:
jfed.create_slice(slicename, rspec_path, manifest_path)
with open(manifest_path, 'r') as manifest_f:
resp = Response(manifest_f.read(),
status=201,
mimetype='application/xml')
return resp
except JfedError as ex:
resp = Response(json.dumps(ex.odict),
status=500,
mimetype='application/json')
return resp
