def __init__(self):
''' Create a Cray system platform.
Target names should use craype target names but not include the
'craype-' prefix. Uses first viable target from:
self
envars [SPACK_FRONT_END, SPACK_BACK_END]
configuration file "targets.yaml" with keys 'front_end', 'back_end'
scanning /etc/bash/bashrc.local for back_end only
'''
super(Cray, self).__init__('cray')
# Make all craype targets available.
for target in self._avail_targets():
name = target.replace('-', '_')
self.add_target(name, Target(name, 'craype-%s' % target))
self.add_target("x86_64", Target("x86_64"))
self.add_target("front_end", Target("x86_64"))
self.front_end = "x86_64"
# Get aliased targets from config or best guess from environment:
for name in ('front_end', 'back_end'):
_target = getattr(self, name, None)
if _target is None:
_target = os.environ.get('SPACK_' + name.upper())
if _target is None and name == 'back_end':
_target = self._default_target_from_env()
if _target is not None:
safe_name = _target.replace('-', '_')
setattr(self, name, safe_name)
self.add_target(name, self.targets[safe_name])
if self.back_end is not None:
self.default = self.back_end
self.add_target('default', self.targets[self.back_end])
else:
raise NoPlatformError()
front_distro = CrayFrontend()
back_distro = Cnl()
self.default_os = str(back_distro)
self.back_os = self.default_os
self.front_os = str(front_distro)
self.add_operating_system(self.back_os, back_distro)
self.add_operating_system(self.front_os, front_distro)
def __init__(self):
''' Create a Cray system platform.
Target names should use craype target names but not include the
'craype-' prefix. Uses first viable target from:
self
envars [SPACK_FRONT_END, SPACK_BACK_END]
configuration file "targets.yaml" with keys 'front_end', 'back_end'
scanning /etc/bash/bashrc.local for back_end only
'''
super(Cray, self).__init__('cray')
# Make all craype targets available.
for target in self._avail_targets():
name = _target_name_from_craype_target_name(target)
self.add_target(name, Target(name, 'craype-%s' % target))
self.back_end = os.environ.get('SPACK_BACK_END',
self._default_target_from_env())
self.default = self.back_end
if self.back_end not in self.targets:
# We didn't find a target module for the backend
raise NoPlatformError()
# Setup frontend targets
for name in archspec.cpu.TARGETS:
if name not in self.targets:
self.add_target(name, Target(name))
self.front_end = os.environ.get(
'SPACK_FRONT_END', archspec.cpu.host().name
)
if self.front_end not in self.targets:
self.add_target(self.front_end, Target(self.front_end))
front_distro = CrayFrontend()
back_distro = CrayBackend()
self.default_os = str(back_distro)
self.back_os = self.default_os
self.front_os = str(front_distro)
self.add_operating_system(self.back_os, back_distro)
if self.front_os != self.back_os:
self.add_operating_system(self.front_os, front_distro)