def __init__(self,
work_dir,
goals,
rules,
project_tree,
native,
graph_lock=None):
"""
:param goals: A dict from a goal name to a product type. A goal is just an alias for a
particular (possibly synthetic) product.
:param rules: A set of Rules which is used to compute values in the product graph.
:param project_tree: An instance of ProjectTree for the current build root.
:param work_dir: The pants work dir.
:param native: An instance of engine.subsystem.native.Native.
:param graph_lock: A re-entrant lock to use for guarding access to the internal product Graph
instance. Defaults to creating a new threading.RLock().
"""
self._products_by_goal = goals
self._project_tree = project_tree
self._product_graph_lock = graph_lock or threading.RLock()
self._run_count = 0
# Create the ExternContext, and the native Scheduler.
self._execution_request = None
# Validate and register all provided and intrinsic tasks.
# TODO: This bounding of input Subject types allows for closed-world validation, but is not
# strictly necessary for execution. We might eventually be able to remove it by only executing
# validation below the execution roots (and thus not considering paths that aren't in use).
root_subject_types = {
Address,
BuildFileAddress,
AscendantAddresses,
DescendantAddresses,
PathGlobs,
SiblingAddresses,
SingleAddress,
}
rules = list(rules) + create_snapshot_rules()
rule_index = RuleIndex.create(rules)
self._scheduler = WrappedNativeScheduler(native,
project_tree.build_root,
work_dir,
project_tree.ignore_patterns,
rule_index,
root_subject_types)
# If configured, visualize the rule graph before asserting that it is valid.
if self._scheduler.visualize_to_dir() is not None:
rule_graph_name = 'rule_graph.dot'
self.visualize_rule_graph_to_file(os.path.join(self._scheduler.visualize_to_dir(), rule_graph_name))
self._scheduler.assert_ruleset_valid()
def __init__(self,
work_dir,
goals,
rules,
project_tree,
native,
graph_lock=None):
"""
:param goals: A dict from a goal name to a product type. A goal is just an alias for a
particular (possibly synthetic) product.
:param rules: A set of Rules which is used to compute values in the product graph.
:param project_tree: An instance of ProjectTree for the current build root.
:param work_dir: The pants work dir.
:param native: An instance of engine.subsystem.native.Native.
:param graph_lock: A re-entrant lock to use for guarding access to the internal product Graph
instance. Defaults to creating a new threading.RLock().
"""
self._products_by_goal = goals
self._project_tree = project_tree
self._product_graph_lock = graph_lock or threading.RLock()
self._run_count = 0
# Create the ExternContext, and the native Scheduler.
self._execution_request = None
# Validate and register all provided and intrinsic tasks.
# TODO: This bounding of input Subject types allows for closed-world validation, but is not
# strictly necessary for execution. We might eventually be able to remove it by only executing
# validation below the execution roots (and thus not considering paths that aren't in use).
root_subject_types = {
Address,
BuildFileAddress,
AscendantAddresses,
DescendantAddresses,
PathGlobs,
SiblingAddresses,
SingleAddress,
}
rules = list(rules) + create_snapshot_rules()
rule_index = RuleIndex.create(rules)
self._scheduler = WrappedNativeScheduler(
native, project_tree.build_root, work_dir,
project_tree.ignore_patterns, rule_index, root_subject_types)
# If configured, visualize the rule graph before asserting that it is valid.
if self._scheduler.visualize_to_dir() is not None:
rule_graph_name = 'rule_graph.dot'
self.visualize_rule_graph_to_file(
os.path.join(self._scheduler.visualize_to_dir(),
rule_graph_name))
self._scheduler.assert_ruleset_valid()
def __init__(self,
work_dir,
goals,
rules,
project_tree,
native,
include_trace_on_error=True,
graph_lock=None):
"""
:param goals: A dict from a goal name to a product type. A goal is just an alias for a
particular (possibly synthetic) product.
:param rules: A set of Rules which is used to compute values in the product graph.
:param project_tree: An instance of ProjectTree for the current build root.
:param work_dir: The pants work dir.
:param native: An instance of engine.subsystem.native.Native.
:param include_trace_on_error: Include the trace through the graph upon encountering errors.
:type include_trace_on_error: bool
:param graph_lock: A re-entrant lock to use for guarding access to the internal product Graph
instance. Defaults to creating a new threading.RLock().
"""
self._products_by_goal = goals
self._project_tree = project_tree
self._include_trace_on_error = include_trace_on_error
self._product_graph_lock = graph_lock or threading.RLock()
self._run_count = 0
# Create the ExternContext, and the native Scheduler.
self._execution_request = None
# Validate and register all provided and intrinsic tasks.
rules = list(rules) + create_snapshot_rules()
rule_index = RuleIndex.create(rules)
self._scheduler = WrappedNativeScheduler(native,
project_tree.build_root,
work_dir,
project_tree.ignore_patterns,
rule_index)
# If configured, visualize the rule graph before asserting that it is valid.
if self._scheduler.visualize_to_dir() is not None:
rule_graph_name = 'rule_graph.dot'
self.visualize_rule_graph_to_file(
os.path.join(self._scheduler.visualize_to_dir(),
rule_graph_name))
self._scheduler.assert_ruleset_valid()
def __init__(self,
work_dir,
goals,
rules,
project_tree,
native,
include_trace_on_error=True,
graph_lock=None):
"""
:param goals: A dict from a goal name to a product type. A goal is just an alias for a
particular (possibly synthetic) product.
:param rules: A set of Rules which is used to compute values in the product graph.
:param project_tree: An instance of ProjectTree for the current build root.
:param work_dir: The pants work dir.
:param native: An instance of engine.native.Native.
:param include_trace_on_error: Include the trace through the graph upon encountering errors.
:type include_trace_on_error: bool
:param graph_lock: A re-entrant lock to use for guarding access to the internal product Graph
instance. Defaults to creating a new threading.RLock().
"""
self._products_by_goal = goals
self._project_tree = project_tree
self._include_trace_on_error = include_trace_on_error
self._product_graph_lock = graph_lock or threading.RLock()
self._run_count = 0
# Create the ExternContext, and the native Scheduler.
self._execution_request = None
# Validate and register all provided and intrinsic tasks.
rules = list(rules) + create_snapshot_rules()
rule_index = RuleIndex.create(rules)
self._scheduler = WrappedNativeScheduler(native,
project_tree.build_root,
work_dir,
project_tree.ignore_patterns,
rule_index)
# If configured, visualize the rule graph before asserting that it is valid.
if self._scheduler.visualize_to_dir() is not None:
rule_graph_name = 'rule_graph.dot'
self.visualize_rule_graph_to_file(os.path.join(self._scheduler.visualize_to_dir(), rule_graph_name))
self._scheduler.assert_ruleset_valid()