def _force_single_ec2_node():
buildvars = read_from_current_host()
new_vars = buildvars.copy()
new_vars[field] = value
_update_remote_bvars(stackname, new_vars)
LOG.info("updated bvars %s", new_vars)
def _retrieve_build_vars():
"""wrapper around `read_from_current_host` with integrity checks. returns buildvars for the current instance.
raises AssertionError on bad data."""
try:
buildvars = read_from_current_host()
LOG.debug('build vars: %s', buildvars)
# buildvars exist
ensure(
isinstance(buildvars, dict),
'build vars not found (%s). use `./bldr buildvars.fix` to attempt to fix this.'
% buildvars)
# nothing important is missing
missing_keys = core_utils.missingkeys(
buildvars, ['stackname', 'instance_id', 'branch', 'revision'])
ensure(
len(missing_keys) == 0,
'build vars are not valid: missing keys %s. use `./bldr buildvars.fix` to attempt to fix this.'
% missing_keys)
return buildvars
except (ValueError, AssertionError, JSONDecodeError) as ex:
LOG.exception(ex)
raise
def _force_single_ec2_node():
buildvars = read_from_current_host()
new_vars = buildvars.copy()
new_vars[field] = value
_update_remote_bvars(stackname, new_vars)
LOG.info("updated bvars %s", new_vars)
def _force_single_ec2_node():
# do not validate build vars.
# this way it can be used to repair buildvars when they are missing some field.
#buildvars = _validate()
buildvars = read_from_current_host()
new_vars = buildvars.copy()
new_vars[field] = value
_update_remote_bvars(stackname, new_vars)
LOG.info("updated bvars %s", new_vars)
def _retrieve_build_vars():
"""wrapper around `read_from_current_host` with integrity checks. returns buildvars for the current instance.
raises AssertionError on bad data."""
try:
buildvars = read_from_current_host()
LOG.debug('build vars: %s', buildvars)
# buildvars exist
ensure(isinstance(buildvars, dict), 'build vars not found (%s). use `./bldr buildvars.fix` to attempt to fix this.' % buildvars)
# nothing important is missing
missing_keys = core_utils.missingkeys(buildvars, ['stackname', 'instance_id', 'branch', 'revision'])
ensure(
len(missing_keys) == 0,
'build vars are not valid: missing keys %s. use `./bldr buildvars.fix` to attempt to fix this.' % missing_keys
)
return buildvars
except (ValueError, AssertionError) as ex:
LOG.exception(ex)
raise
def _validate():
"returns a pair of (type, build data) for the given instance. type is either 'old', 'abbrev' or 'full'"
try:
buildvars = read_from_current_host()
LOG.debug('build vars: %s', buildvars)
core_utils.ensure(
isinstance(buildvars, dict),
'build vars not found (%s). use `./bldr buildvars.fix` to attempt to fix this.',
buildvars)
missing_keys = core_utils.missingkeys(buildvars, [
'stackname', 'instance_id', 'branch', 'revision',
'is_prod_instance'
])
core_utils.ensure(
len(missing_keys) == 0,
'build vars are not valid: missing keys %s. use `./bldr buildvars.fix` to attempt to fix this.'
% missing_keys)
return buildvars
except (ValueError, AssertionError) as ex:
LOG.exception(ex)
raise
def read(stackname):
"returns the unencoded build variables found on given instance"
return stack_all_ec2_nodes(stackname, lambda: pprint(read_from_current_host()), username=BOOTSTRAP_USER)
def read(stackname):
"returns the unencoded build variables found on given instance"
return stack_all_ec2_nodes(stackname,
lambda: pprint(read_from_current_host()),
username=BOOTSTRAP_USER)
