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[Notes] [Git][BuildGrid/buildgrid][mablanch/135-monitoring-bus] 10 commits: Add private .proto file for monitoring bus messages

Title: GitLab

Martin Blanchard pushed to branch mablanch/135-monitoring-bus at BuildGrid / buildgrid

Commits:

14 changed files:

Changes:

  • buildgrid/_app/commands/cmd_server.py
    ... ... @@ -20,7 +20,6 @@ Server command
    20 20 
     Create a BuildGrid server.
    21 21 
     """
    22 22
    23 
    -import asyncio
    24 23 
     import sys
    25 24
    26 25 
     import click
    ... ... @@ -51,18 +50,14 @@ def start(context, config):
    51 50 
             click.echo("ERROR: Could not parse config: {}.\n".format(str(e)), err=True)
    52 51 
             sys.exit(-1)
    53 52
    54 
    -    loop = asyncio.get_event_loop()
    55 53 
         try:
    56 54 
             server.start()
    57 
    -        loop.run_forever()
    58 55
    59 56 
         except KeyboardInterrupt:
    60 57 
             pass
    61 58
    62 59 
         finally:
    63 
    -        click.echo("Stopping server")
    64 60 
             server.stop()
    65 
    -        loop.close()
    66 61
    67 62
    68 63 
     def _create_server_from_config(config):

  • buildgrid/_enums.py
    ... ... @@ -16,9 +16,13 @@
    16 16 
     from enum import Enum
    17 17
    18 18 
     from buildgrid._protos.build.bazel.remote.execution.v2 import remote_execution_pb2
    19 
    +from buildgrid._protos.buildgrid.v2 import monitoring_pb2
    19 20 
     from buildgrid._protos.google.devtools.remoteworkers.v1test2 import bots_pb2
    20 21
    21 22
    23 
    +# RWAPI enumerations
    24 
    +# From google/devtools/remoteworkers/v1test2/bots.proto:
    25 
    +
    22 26 
     class BotStatus(Enum):
    23 27 
         # Initially unknown state.
    24 28 
         BOT_STATUS_UNSPECIFIED = bots_pb2.BotStatus.Value('BOT_STATUS_UNSPECIFIED')
    ... ... @@ -45,6 +49,9 @@ class LeaseState(Enum):
    45 49 
         CANCELLED = bots_pb2.LeaseState.Value('CANCELLED')
    46 50
    47 51
    52 
    +# REAPI enumerations
    53 
    +# From build/bazel/remote/execution/v2/remote_execution.proto:
    54 
    +
    48 55 
     class OperationStage(Enum):
    49 56 
         # Initially unknown stage.
    50 57 
         UNKNOWN = remote_execution_pb2.ExecuteOperationMetadata.Stage.Value('UNKNOWN')
    ... ... @@ -56,3 +63,41 @@ class OperationStage(Enum):
    56 63 
         EXECUTING = remote_execution_pb2.ExecuteOperationMetadata.Stage.Value('EXECUTING')
    57 64 
         # Finished execution.
    58 65 
         COMPLETED = remote_execution_pb2.ExecuteOperationMetadata.Stage.Value('COMPLETED')
    66 
    +
    67 
    +
    68 
    +# Internal enumerations
    69 
    +# From buildgrid.v2/monitoring.proto:
    70 
    +
    71 
    +class LogRecordLevel(Enum):
    72 
    +    # Initially unknown level.
    73 
    +    NOTSET = monitoring_pb2.LogRecord.Level.Value('NOTSET')
    74 
    +    # Debug message severity level.
    75 
    +    DEBUG = monitoring_pb2.LogRecord.Level.Value('DEBUG')
    76 
    +    # Information message severity level.
    77 
    +    INFO = monitoring_pb2.LogRecord.Level.Value('INFO')
    78 
    +    # Warning message severity level.
    79 
    +    WARNING = monitoring_pb2.LogRecord.Level.Value('WARNING')
    80 
    +    # Error message severity level.
    81 
    +    ERROR = monitoring_pb2.LogRecord.Level.Value('ERROR')
    82 
    +    # Critical message severity level.
    83 
    +    CRITICAL = monitoring_pb2.LogRecord.Level.Value('CRITICAL')
    84 
    +
    85 
    +
    86 
    +class MetricRecordDomain(Enum):
    87 
    +    # Initially unknown domain.
    88 
    +    UNKNOWN = monitoring_pb2.MetricRecord.Domain.Value('UNKNOWN')
    89 
    +    # A server state related metric.
    90 
    +    STATE = monitoring_pb2.MetricRecord.Domain.Value('STATE')
    91 
    +    # A build execution related metric.
    92 
    +    BUILD = monitoring_pb2.MetricRecord.Domain.Value('BUILD')
    93 
    +
    94 
    +
    95 
    +class MetricRecordType(Enum):
    96 
    +    # Initially unknown type.
    97 
    +    NONE = monitoring_pb2.MetricRecord.Type.Value('NONE')
    98 
    +    # A metric for counting.
    99 
    +    COUNTER = monitoring_pb2.MetricRecord.Type.Value('COUNTER')
    100 
    +    # A metric for mesuring a duration.
    101 
    +    TIMER = monitoring_pb2.MetricRecord.Type.Value('TIMER')
    102 
    +    # A metric in arbitrary value.
    103 
    +    GAUGE = monitoring_pb2.MetricRecord.Type.Value('GAUGE')

  • buildgrid/_protos/buildgrid/__init__.py

  • buildgrid/_protos/buildgrid/v2/__init__.py

  • buildgrid/_protos/buildgrid/v2/monitoring.proto
    1 
    +// Copyright (C) 2018 Bloomberg LP
    2 
    +//
    3 
    +// Licensed under the Apache License, Version 2.0 (the "License");
    4 
    +// you may not use this file except in compliance with the License.
    5 
    +// You may obtain a copy of the License at
    6 
    +//
    7 
    +//  <http://www.apache.org/licenses/LICENSE-2.0>
    8 
    +//
    9 
    +// Unless required by applicable law or agreed to in writing, software
    10 
    +// distributed under the License is distributed on an "AS IS" BASIS,
    11 
    +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12 
    +// See the License for the specific language governing permissions and
    13 
    +// limitations under the License.
    14 
    +
    15 
    +syntax = "proto3";
    16 
    +
    17 
    +package buildgrid.v2;
    18 
    +
    19 
    +import "google/api/annotations.proto";
    20 
    +import "google/protobuf/duration.proto";
    21 
    +import "google/protobuf/timestamp.proto";
    22 
    +
    23 
    +message BusMessage {
    24 
    +  // The position of this message in the bus stream.
    25 
    +  int64 sequence_number = 1;
    26 
    +
    27 
    +  // The carried message.
    28 
    +  oneof record {
    29 
    +    LogRecord log_record = 2;
    30 
    +    MetricRecord metric_record = 3;
    31 
    +  }
    32 
    +}
    33 
    +
    34 
    +message LogRecord {
    35 
    +  // When the record has been created.
    36 
    +  google.protobuf.Timestamp creation_timestamp = 1;
    37 
    +
    38 
    +  enum Level {
    39 
    +    NOTSET = 0;
    40 
    +    // Debug message severity level.
    41 
    +    DEBUG = 1;
    42 
    +    // Information message severity level.
    43 
    +    INFO = 2;
    44 
    +    // Warning message severity level.
    45 
    +    WARNING = 3;
    46 
    +    // Error message severity level.
    47 
    +    ERROR = 4;
    48 
    +    // Critical message severity level.
    49 
    +    CRITICAL = 5;
    50 
    +  }
    51 
    +
    52 
    +  // The domain name for the record.
    53 
    +  string domain = 2;
    54 
    +
    55 
    +  // The severity level of the record.
    56 
    +  Level level = 3;
    57 
    +
    58 
    +  // The human-readable record's message.
    59 
    +  string message = 4;
    60 
    +
    61 
    +  // An optional list of additional metadata.
    62 
    +  map<string, string> metadata = 5;
    63 
    +}
    64 
    +
    65 
    +message MetricRecord {
    66 
    +  // When the metric has been created.
    67 
    +  google.protobuf.Timestamp creation_timestamp = 1;
    68 
    +
    69 
    +  enum Domain {
    70 
    +    UNKNOWN = 0;
    71 
    +    // A server state related metric.
    72 
    +    STATE = 1;
    73 
    +    // A build execution related metric.
    74 
    +    BUILD = 2;
    75 
    +  }
    76 
    +
    77 
    +  // The domain for the record.
    78 
    +  Domain domain = 2;
    79 
    +
    80 
    +  enum Type {
    81 
    +    NONE = 0;
    82 
    +    // A metric for counting.
    83 
    +    COUNTER = 1;
    84 
    +    // A metric for mesuring a duration.
    85 
    +    TIMER = 2;
    86 
    +    // A metric in arbitrary value.
    87 
    +    GAUGE = 3;
    88 
    +  }
    89 
    +
    90 
    +  // The type of metric, see Type.
    91 
    +  Type type = 3;
    92 
    +
    93 
    +  // The name identifying the metric.
    94 
    +  string name = 4;
    95 
    +
    96 
    +  // The carried value, depending on the metric's type.
    97 
    +  oneof data {
    98 
    +    // Set for Type.COUNTER metrics.
    99 
    +    int32 count = 5;
    100 
    +    // Set for Type.TIMER metrics.
    101 
    +    google.protobuf.Duration duration = 6;
    102 
    +    // Set for Type.GAUGE metrics.
    103 
    +    int32 value = 7;
    104 
    +  }
    105 
    +
    106 
    +  // An optional list of additional metadata.
    107 
    +  map<string, string> metadata = 8;
    108 
    +}

  • buildgrid/_protos/buildgrid/v2/monitoring_pb2.py
    1 
    +# Generated by the protocol buffer compiler.  DO NOT EDIT!
    2 
    +# source: buildgrid/v2/monitoring.proto
    3 
    +
    4 
    +import sys
    5 
    +_b=sys.version_info[0]<3 and (lambda x:x) or (lambda x:x.encode('latin1'))
    6 
    +from google.protobuf import descriptor as _descriptor
    7 
    +from google.protobuf import message as _message
    8 
    +from google.protobuf import reflection as _reflection
    9 
    +from google.protobuf import symbol_database as _symbol_database
    10 
    +# @@protoc_insertion_point(imports)
    11 
    +
    12 
    +_sym_db = _symbol_database.Default()
    13 
    +
    14 
    +
    15 
    +from buildgrid._protos.google.api import annotations_pb2 as google_dot_api_dot_annotations__pb2
    16 
    +from google.protobuf import duration_pb2 as google_dot_protobuf_dot_duration__pb2
    17 
    +from google.protobuf import timestamp_pb2 as google_dot_protobuf_dot_timestamp__pb2
    18 
    +
    19 
    +
    20 
    +DESCRIPTOR = _descriptor.FileDescriptor(
    21 
    +  name='buildgrid/v2/monitoring.proto',
    22 
    +  package='buildgrid.v2',
    23 
    +  syntax='proto3',
    24 
    +  serialized_options=None,
    25 
    +  serialized_pb=_b('\n\x1d\x62uildgrid/v2/monitoring.proto\x12\x0c\x62uildgrid.v2\x1a\x1cgoogle/api/annotations.proto\x1a\x1egoogle/protobuf/duration.proto\x1a\x1fgoogle/protobuf/timestamp.proto\"\x93\x01\n\nBusMessage\x12\x17\n\x0fsequence_number\x18\x01 \x01(\x03\x12-\n\nlog_record\x18\x02 \x01(\x0b\x32\x17.buildgrid.v2.LogRecordH\x00\x12\x33\n\rmetric_record\x18\x03 \x01(\x0b\x32\x1a.buildgrid.v2.MetricRecordH\x00\x42\x08\n\x06record\"\xcc\x02\n\tLogRecord\x12\x36\n\x12\x63reation_timestamp\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12\x0e\n\x06\x64omain\x18\x02 \x01(\t\x12,\n\x05level\x18\x03 \x01(\x0e\x32\x1d.buildgrid.v2.LogRecord.Level\x12\x0f\n\x07message\x18\x04 \x01(\t\x12\x37\n\x08metadata\x18\x05 \x03(\x0b\x32%.buildgrid.v2.LogRecord.MetadataEntry\x1a/\n\rMetadataEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12\r\n\x05value\x18\x02 \x01(\t:\x02\x38\x01\"N\n\x05Level\x12\n\n\x06NOTSET\x10\x00\x12\t\n\x05\x44\x45\x42UG\x10\x01\x12\x08\n\x04INFO\x10\x02\x12\x0b\n\x07WARNING\x10\x03\x12\t\n\x05\x45RROR\x10\x04\x12\x0c\n\x08\x43RITICAL\x10\x05\"\xde\x03\n\x0cMetricRecord\x12\x36\n\x12\x63reation_timestamp\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12\x31\n\x06\x64omain\x18\x02 \x01(\x0e\x32!.buildgrid.v2.MetricRecord.Domain\x12-\n\x04type\x18\x03 \x01(\x0e\x32\x1f.buildgrid.v2.MetricRecord.Type\x12\x0c\n\x04name\x18\x04 \x01(\t\x12\x0f\n\x05\x63ount\x18\x05 \x01(\x05H\x00\x12-\n\x08\x64uration\x18\x06 \x01(\x0b\x32\x19.google.protobuf.DurationH\x00\x12\x0f\n\x05value\x18\x07 \x01(\x05H\x00\x12:\n\x08metadata\x18\x08 \x03(\x0b\x32(.buildgrid.v2.MetricRecord.MetadataEntry\x1a/\n\rMetadataEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12\r\n\x05value\x18\x02 \x01(\t:\x02\x38\x01\"+\n\x06\x44omain\x12\x0b\n\x07UNKNOWN\x10\x00\x12\t\n\x05STATE\x10\x01\x12\t\n\x05\x42UILD\x10\x02\"3\n\x04Type\x12\x08\n\x04NONE\x10\x00\x12\x0b\n\x07\x43OUNTER\x10\x01\x12\t\n\x05TIMER\x10\x02\x12\t\n\x05GAUGE\x10\x03\x42\x06\n\x04\x64\x61tab\x06proto3')
    26 
    +  ,
    27 
    +  dependencies=[google_dot_api_dot_annotations__pb2.DESCRIPTOR,google_dot_protobuf_dot_duration__pb2.DESCRIPTOR,google_dot_protobuf_dot_timestamp__pb2.DESCRIPTOR,])
    28 
    +
    29 
    +
    30 
    +
    31 
    +_LOGRECORD_LEVEL = _descriptor.EnumDescriptor(
    32 
    +  name='Level',
    33 
    +  full_name='buildgrid.v2.LogRecord.Level',
    34 
    +  filename=None,
    35 
    +  file=DESCRIPTOR,
    36 
    +  values=[
    37 
    +    _descriptor.EnumValueDescriptor(
    38 
    +      name='NOTSET', index=0, number=0,
    39 
    +      serialized_options=None,
    40 
    +      type=None),
    41 
    +    _descriptor.EnumValueDescriptor(
    42 
    +      name='DEBUG', index=1, number=1,
    43 
    +      serialized_options=None,
    44 
    +      type=None),
    45 
    +    _descriptor.EnumValueDescriptor(
    46 
    +      name='INFO', index=2, number=2,
    47 
    +      serialized_options=None,
    48 
    +      type=None),
    49 
    +    _descriptor.EnumValueDescriptor(
    50 
    +      name='WARNING', index=3, number=3,
    51 
    +      serialized_options=None,
    52 
    +      type=None),
    53 
    +    _descriptor.EnumValueDescriptor(
    54 
    +      name='ERROR', index=4, number=4,
    55 
    +      serialized_options=None,
    56 
    +      type=None),
    57 
    +    _descriptor.EnumValueDescriptor(
    58 
    +      name='CRITICAL', index=5, number=5,
    59 
    +      serialized_options=None,
    60 
    +      type=None),
    61 
    +  ],
    62 
    +  containing_type=None,
    63 
    +  serialized_options=None,
    64 
    +  serialized_start=547,
    65 
    +  serialized_end=625,
    66 
    +)
    67 
    +_sym_db.RegisterEnumDescriptor(_LOGRECORD_LEVEL)
    68 
    +
    69 
    +_METRICRECORD_DOMAIN = _descriptor.EnumDescriptor(
    70 
    +  name='Domain',
    71 
    +  full_name='buildgrid.v2.MetricRecord.Domain',
    72 
    +  filename=None,
    73 
    +  file=DESCRIPTOR,
    74 
    +  values=[
    75 
    +    _descriptor.EnumValueDescriptor(
    76 
    +      name='UNKNOWN', index=0, number=0,
    77 
    +      serialized_options=None,
    78 
    +      type=None),
    79 
    +    _descriptor.EnumValueDescriptor(
    80 
    +      name='STATE', index=1, number=1,
    81 
    +      serialized_options=None,
    82 
    +      type=None),
    83 
    +    _descriptor.EnumValueDescriptor(
    84 
    +      name='BUILD', index=2, number=2,
    85 
    +      serialized_options=None,
    86 
    +      type=None),
    87 
    +  ],
    88 
    +  containing_type=None,
    89 
    +  serialized_options=None,
    90 
    +  serialized_start=1002,
    91 
    +  serialized_end=1045,
    92 
    +)
    93 
    +_sym_db.RegisterEnumDescriptor(_METRICRECORD_DOMAIN)
    94 
    +
    95 
    +_METRICRECORD_TYPE = _descriptor.EnumDescriptor(
    96 
    +  name='Type',
    97 
    +  full_name='buildgrid.v2.MetricRecord.Type',
    98 
    +  filename=None,
    99 
    +  file=DESCRIPTOR,
    100 
    +  values=[
    101 
    +    _descriptor.EnumValueDescriptor(
    102 
    +      name='NONE', index=0, number=0,
    103 
    +      serialized_options=None,
    104 
    +      type=None),
    105 
    +    _descriptor.EnumValueDescriptor(
    106 
    +      name='COUNTER', index=1, number=1,
    107 
    +      serialized_options=None,
    108 
    +      type=None),
    109 
    +    _descriptor.EnumValueDescriptor(
    110 
    +      name='TIMER', index=2, number=2,
    111 
    +      serialized_options=None,
    112 
    +      type=None),
    113 
    +    _descriptor.EnumValueDescriptor(
    114 
    +      name='GAUGE', index=3, number=3,
    115 
    +      serialized_options=None,
    116 
    +      type=None),
    117 
    +  ],
    118 
    +  containing_type=None,
    119 
    +  serialized_options=None,
    120 
    +  serialized_start=1047,
    121 
    +  serialized_end=1098,
    122 
    +)
    123 
    +_sym_db.RegisterEnumDescriptor(_METRICRECORD_TYPE)
    124 
    +
    125 
    +
    126 
    +_BUSMESSAGE = _descriptor.Descriptor(
    127 
    +  name='BusMessage',
    128 
    +  full_name='buildgrid.v2.BusMessage',
    129 
    +  filename=None,
    130 
    +  file=DESCRIPTOR,
    131 
    +  containing_type=None,
    132 
    +  fields=[
    133 
    +    _descriptor.FieldDescriptor(
    134 
    +      name='sequence_number', full_name='buildgrid.v2.BusMessage.sequence_number', index=0,
    135 
    +      number=1, type=3, cpp_type=2, label=1,
    136 
    +      has_default_value=False, default_value=0,
    137 
    +      message_type=None, enum_type=None, containing_type=None,
    138 
    +      is_extension=False, extension_scope=None,
    139 
    +      serialized_options=None, file=DESCRIPTOR),
    140 
    +    _descriptor.FieldDescriptor(
    141 
    +      name='log_record', full_name='buildgrid.v2.BusMessage.log_record', index=1,
    142 
    +      number=2, type=11, cpp_type=10, label=1,
    143 
    +      has_default_value=False, default_value=None,
    144 
    +      message_type=None, enum_type=None, containing_type=None,
    145 
    +      is_extension=False, extension_scope=None,
    146 
    +      serialized_options=None, file=DESCRIPTOR),
    147 
    +    _descriptor.FieldDescriptor(
    148 
    +      name='metric_record', full_name='buildgrid.v2.BusMessage.metric_record', index=2,
    149 
    +      number=3, type=11, cpp_type=10, label=1,
    150 
    +      has_default_value=False, default_value=None,
    151 
    +      message_type=None, enum_type=None, containing_type=None,
    152 
    +      is_extension=False, extension_scope=None,
    153 
    +      serialized_options=None, file=DESCRIPTOR),
    154 
    +  ],
    155 
    +  extensions=[
    156 
    +  ],
    157 
    +  nested_types=[],
    158 
    +  enum_types=[
    159 
    +  ],
    160 
    +  serialized_options=None,
    161 
    +  is_extendable=False,
    162 
    +  syntax='proto3',
    163 
    +  extension_ranges=[],
    164 
    +  oneofs=[
    165 
    +    _descriptor.OneofDescriptor(
    166 
    +      name='record', full_name='buildgrid.v2.BusMessage.record',
    167 
    +      index=0, containing_type=None, fields=[]),
    168 
    +  ],
    169 
    +  serialized_start=143,
    170 
    +  serialized_end=290,
    171 
    +)
    172 
    +
    173 
    +
    174 
    +_LOGRECORD_METADATAENTRY = _descriptor.Descriptor(
    175 
    +  name='MetadataEntry',
    176 
    +  full_name='buildgrid.v2.LogRecord.MetadataEntry',
    177 
    +  filename=None,
    178 
    +  file=DESCRIPTOR,
    179 
    +  containing_type=None,
    180 
    +  fields=[
    181 
    +    _descriptor.FieldDescriptor(
    182 
    +      name='key', full_name='buildgrid.v2.LogRecord.MetadataEntry.key', index=0,
    183 
    +      number=1, type=9, cpp_type=9, label=1,
    184 
    +      has_default_value=False, default_value=_b("").decode('utf-8'),
    185 
    +      message_type=None, enum_type=None, containing_type=None,
    186 
    +      is_extension=False, extension_scope=None,
    187 
    +      serialized_options=None, file=DESCRIPTOR),
    188 
    +    _descriptor.FieldDescriptor(
    189 
    +      name='value', full_name='buildgrid.v2.LogRecord.MetadataEntry.value', index=1,
    190 
    +      number=2, type=9, cpp_type=9, label=1,
    191 
    +      has_default_value=False, default_value=_b("").decode('utf-8'),
    192 
    +      message_type=None, enum_type=None, containing_type=None,
    193 
    +      is_extension=False, extension_scope=None,
    194 
    +      serialized_options=None, file=DESCRIPTOR),
    195 
    +  ],
    196 
    +  extensions=[
    197 
    +  ],
    198 
    +  nested_types=[],
    199 
    +  enum_types=[
    200 
    +  ],
    201 
    +  serialized_options=_b('8\001'),
    202 
    +  is_extendable=False,
    203 
    +  syntax='proto3',
    204 
    +  extension_ranges=[],
    205 
    +  oneofs=[
    206 
    +  ],
    207 
    +  serialized_start=498,
    208 
    +  serialized_end=545,
    209 
    +)
    210 
    +
    211 
    +_LOGRECORD = _descriptor.Descriptor(
    212 
    +  name='LogRecord',
    213 
    +  full_name='buildgrid.v2.LogRecord',
    214 
    +  filename=None,
    215 
    +  file=DESCRIPTOR,
    216 
    +  containing_type=None,
    217 
    +  fields=[
    218 
    +    _descriptor.FieldDescriptor(
    219 
    +      name='creation_timestamp', full_name='buildgrid.v2.LogRecord.creation_timestamp', index=0,
    220 
    +      number=1, type=11, cpp_type=10, label=1,
    221 
    +      has_default_value=False, default_value=None,
    222 
    +      message_type=None, enum_type=None, containing_type=None,
    223 
    +      is_extension=False, extension_scope=None,
    224 
    +      serialized_options=None, file=DESCRIPTOR),
    225 
    +    _descriptor.FieldDescriptor(
    226 
    +      name='domain', full_name='buildgrid.v2.LogRecord.domain', index=1,
    227 
    +      number=2, type=9, cpp_type=9, label=1,
    228 
    +      has_default_value=False, default_value=_b("").decode('utf-8'),
    229 
    +      message_type=None, enum_type=None, containing_type=None,
    230 
    +      is_extension=False, extension_scope=None,
    231 
    +      serialized_options=None, file=DESCRIPTOR),
    232 
    +    _descriptor.FieldDescriptor(
    233 
    +      name='level', full_name='buildgrid.v2.LogRecord.level', index=2,
    234 
    +      number=3, type=14, cpp_type=8, label=1,
    235 
    +      has_default_value=False, default_value=0,
    236 
    +      message_type=None, enum_type=None, containing_type=None,
    237 
    +      is_extension=False, extension_scope=None,
    238 
    +      serialized_options=None, file=DESCRIPTOR),
    239 
    +    _descriptor.FieldDescriptor(
    240 
    +      name='message', full_name='buildgrid.v2.LogRecord.message', index=3,
    241 
    +      number=4, type=9, cpp_type=9, label=1,
    242 
    +      has_default_value=False, default_value=_b("").decode('utf-8'),
    243 
    +      message_type=None, enum_type=None, containing_type=None,
    244 
    +      is_extension=False, extension_scope=None,
    245 
    +      serialized_options=None, file=DESCRIPTOR),
    246 
    +    _descriptor.FieldDescriptor(
    247 
    +      name='metadata', full_name='buildgrid.v2.LogRecord.metadata', index=4,
    248 
    +      number=5, type=11, cpp_type=10, label=3,
    249 
    +      has_default_value=False, default_value=[],
    250 
    +      message_type=None, enum_type=None, containing_type=None,
    251 
    +      is_extension=False, extension_scope=None,
    252 
    +      serialized_options=None, file=DESCRIPTOR),
    253 
    +  ],
    254 
    +  extensions=[
    255 
    +  ],
    256 
    +  nested_types=[_LOGRECORD_METADATAENTRY, ],
    257 
    +  enum_types=[
    258 
    +    _LOGRECORD_LEVEL,
    259 
    +  ],
    260 
    +  serialized_options=None,
    261 
    +  is_extendable=False,
    262 
    +  syntax='proto3',
    263 
    +  extension_ranges=[],
    264 
    +  oneofs=[
    265 
    +  ],
    266 
    +  serialized_start=293,
    267 
    +  serialized_end=625,
    268 
    +)
    269 
    +
    270 
    +
    271 
    +_METRICRECORD_METADATAENTRY = _descriptor.Descriptor(
    272 
    +  name='MetadataEntry',
    273 
    +  full_name='buildgrid.v2.MetricRecord.MetadataEntry',
    274 
    +  filename=None,
    275 
    +  file=DESCRIPTOR,
    276 
    +  containing_type=None,
    277 
    +  fields=[
    278 
    +    _descriptor.FieldDescriptor(
    279 
    +      name='key', full_name='buildgrid.v2.MetricRecord.MetadataEntry.key', index=0,
    280 
    +      number=1, type=9, cpp_type=9, label=1,
    281 
    +      has_default_value=False, default_value=_b("").decode('utf-8'),
    282 
    +      message_type=None, enum_type=None, containing_type=None,
    283 
    +      is_extension=False, extension_scope=None,
    284 
    +      serialized_options=None, file=DESCRIPTOR),
    285 
    +    _descriptor.FieldDescriptor(
    286 
    +      name='value', full_name='buildgrid.v2.MetricRecord.MetadataEntry.value', index=1,
    287 
    +      number=2, type=9, cpp_type=9, label=1,
    288 
    +      has_default_value=False, default_value=_b("").decode('utf-8'),
    289 
    +      message_type=None, enum_type=None, containing_type=None,
    290 
    +      is_extension=False, extension_scope=None,
    291 
    +      serialized_options=None, file=DESCRIPTOR),
    292 
    +  ],
    293 
    +  extensions=[
    294 
    +  ],
    295 
    +  nested_types=[],
    296 
    +  enum_types=[
    297 
    +  ],
    298 
    +  serialized_options=_b('8\001'),
    299 
    +  is_extendable=False,
    300 
    +  syntax='proto3',
    301 
    +  extension_ranges=[],
    302 
    +  oneofs=[
    303 
    +  ],
    304 
    +  serialized_start=498,
    305 
    +  serialized_end=545,
    306 
    +)
    307 
    +
    308 
    +_METRICRECORD = _descriptor.Descriptor(
    309 
    +  name='MetricRecord',
    310 
    +  full_name='buildgrid.v2.MetricRecord',
    311 
    +  filename=None,
    312 
    +  file=DESCRIPTOR,
    313 
    +  containing_type=None,
    314 
    +  fields=[
    315 
    +    _descriptor.FieldDescriptor(
    316 
    +      name='creation_timestamp', full_name='buildgrid.v2.MetricRecord.creation_timestamp', index=0,
    317 
    +      number=1, type=11, cpp_type=10, label=1,
    318 
    +      has_default_value=False, default_value=None,
    319 
    +      message_type=None, enum_type=None, containing_type=None,
    320 
    +      is_extension=False, extension_scope=None,
    321 
    +      serialized_options=None, file=DESCRIPTOR),
    322 
    +    _descriptor.FieldDescriptor(
    323 
    +      name='domain', full_name='buildgrid.v2.MetricRecord.domain', index=1,
    324 
    +      number=2, type=14, cpp_type=8, label=1,
    325 
    +      has_default_value=False, default_value=0,
    326 
    +      message_type=None, enum_type=None, containing_type=None,
    327 
    +      is_extension=False, extension_scope=None,
    328 
    +      serialized_options=None, file=DESCRIPTOR),
    329 
    +    _descriptor.FieldDescriptor(
    330 
    +      name='type', full_name='buildgrid.v2.MetricRecord.type', index=2,
    331 
    +      number=3, type=14, cpp_type=8, label=1,
    332 
    +      has_default_value=False, default_value=0,
    333 
    +      message_type=None, enum_type=None, containing_type=None,
    334 
    +      is_extension=False, extension_scope=None,
    335 
    +      serialized_options=None, file=DESCRIPTOR),
    336 
    +    _descriptor.FieldDescriptor(
    337 
    +      name='name', full_name='buildgrid.v2.MetricRecord.name', index=3,
    338 
    +      number=4, type=9, cpp_type=9, label=1,
    339 
    +      has_default_value=False, default_value=_b("").decode('utf-8'),
    340 
    +      message_type=None, enum_type=None, containing_type=None,
    341 
    +      is_extension=False, extension_scope=None,
    342 
    +      serialized_options=None, file=DESCRIPTOR),
    343 
    +    _descriptor.FieldDescriptor(
    344 
    +      name='count', full_name='buildgrid.v2.MetricRecord.count', index=4,
    345 
    +      number=5, type=5, cpp_type=1, label=1,
    346 
    +      has_default_value=False, default_value=0,
    347 
    +      message_type=None, enum_type=None, containing_type=None,
    348 
    +      is_extension=False, extension_scope=None,
    349 
    +      serialized_options=None, file=DESCRIPTOR),
    350 
    +    _descriptor.FieldDescriptor(
    351 
    +      name='duration', full_name='buildgrid.v2.MetricRecord.duration', index=5,
    352 
    +      number=6, type=11, cpp_type=10, label=1,
    353 
    +      has_default_value=False, default_value=None,
    354 
    +      message_type=None, enum_type=None, containing_type=None,
    355 
    +      is_extension=False, extension_scope=None,
    356 
    +      serialized_options=None, file=DESCRIPTOR),
    357 
    +    _descriptor.FieldDescriptor(
    358 
    +      name='value', full_name='buildgrid.v2.MetricRecord.value', index=6,
    359 
    +      number=7, type=5, cpp_type=1, label=1,
    360 
    +      has_default_value=False, default_value=0,
    361 
    +      message_type=None, enum_type=None, containing_type=None,
    362 
    +      is_extension=False, extension_scope=None,
    363 
    +      serialized_options=None, file=DESCRIPTOR),
    364 
    +    _descriptor.FieldDescriptor(
    365 
    +      name='metadata', full_name='buildgrid.v2.MetricRecord.metadata', index=7,
    366 
    +      number=8, type=11, cpp_type=10, label=3,
    367 
    +      has_default_value=False, default_value=[],
    368 
    +      message_type=None, enum_type=None, containing_type=None,
    369 
    +      is_extension=False, extension_scope=None,
    370 
    +      serialized_options=None, file=DESCRIPTOR),
    371 
    +  ],
    372 
    +  extensions=[
    373 
    +  ],
    374 
    +  nested_types=[_METRICRECORD_METADATAENTRY, ],
    375 
    +  enum_types=[
    376 
    +    _METRICRECORD_DOMAIN,
    377 
    +    _METRICRECORD_TYPE,
    378 
    +  ],
    379 
    +  serialized_options=None,
    380 
    +  is_extendable=False,
    381 
    +  syntax='proto3',
    382 
    +  extension_ranges=[],
    383 
    +  oneofs=[
    384 
    +    _descriptor.OneofDescriptor(
    385 
    +      name='data', full_name='buildgrid.v2.MetricRecord.data',
    386 
    +      index=0, containing_type=None, fields=[]),
    387 
    +  ],
    388 
    +  serialized_start=628,
    389 
    +  serialized_end=1106,
    390 
    +)
    391 
    +
    392 
    +_BUSMESSAGE.fields_by_name['log_record'].message_type = _LOGRECORD
    393 
    +_BUSMESSAGE.fields_by_name['metric_record'].message_type = _METRICRECORD
    394 
    +_BUSMESSAGE.oneofs_by_name['record'].fields.append(
    395 
    +  _BUSMESSAGE.fields_by_name['log_record'])
    396 
    +_BUSMESSAGE.fields_by_name['log_record'].containing_oneof = _BUSMESSAGE.oneofs_by_name['record']
    397 
    +_BUSMESSAGE.oneofs_by_name['record'].fields.append(
    398 
    +  _BUSMESSAGE.fields_by_name['metric_record'])
    399 
    +_BUSMESSAGE.fields_by_name['metric_record'].containing_oneof = _BUSMESSAGE.oneofs_by_name['record']
    400 
    +_LOGRECORD_METADATAENTRY.containing_type = _LOGRECORD
    401 
    +_LOGRECORD.fields_by_name['creation_timestamp'].message_type = google_dot_protobuf_dot_timestamp__pb2._TIMESTAMP
    402 
    +_LOGRECORD.fields_by_name['level'].enum_type = _LOGRECORD_LEVEL
    403 
    +_LOGRECORD.fields_by_name['metadata'].message_type = _LOGRECORD_METADATAENTRY
    404 
    +_LOGRECORD_LEVEL.containing_type = _LOGRECORD
    405 
    +_METRICRECORD_METADATAENTRY.containing_type = _METRICRECORD
    406 
    +_METRICRECORD.fields_by_name['creation_timestamp'].message_type = google_dot_protobuf_dot_timestamp__pb2._TIMESTAMP
    407 
    +_METRICRECORD.fields_by_name['domain'].enum_type = _METRICRECORD_DOMAIN
    408 
    +_METRICRECORD.fields_by_name['type'].enum_type = _METRICRECORD_TYPE
    409 
    +_METRICRECORD.fields_by_name['duration'].message_type = google_dot_protobuf_dot_duration__pb2._DURATION
    410 
    +_METRICRECORD.fields_by_name['metadata'].message_type = _METRICRECORD_METADATAENTRY
    411 
    +_METRICRECORD_DOMAIN.containing_type = _METRICRECORD
    412 
    +_METRICRECORD_TYPE.containing_type = _METRICRECORD
    413 
    +_METRICRECORD.oneofs_by_name['data'].fields.append(
    414 
    +  _METRICRECORD.fields_by_name['count'])
    415 
    +_METRICRECORD.fields_by_name['count'].containing_oneof = _METRICRECORD.oneofs_by_name['data']
    416 
    +_METRICRECORD.oneofs_by_name['data'].fields.append(
    417 
    +  _METRICRECORD.fields_by_name['duration'])
    418 
    +_METRICRECORD.fields_by_name['duration'].containing_oneof = _METRICRECORD.oneofs_by_name['data']
    419 
    +_METRICRECORD.oneofs_by_name['data'].fields.append(
    420 
    +  _METRICRECORD.fields_by_name['value'])
    421 
    +_METRICRECORD.fields_by_name['value'].containing_oneof = _METRICRECORD.oneofs_by_name['data']
    422 
    +DESCRIPTOR.message_types_by_name['BusMessage'] = _BUSMESSAGE
    423 
    +DESCRIPTOR.message_types_by_name['LogRecord'] = _LOGRECORD
    424 
    +DESCRIPTOR.message_types_by_name['MetricRecord'] = _METRICRECORD
    425 
    +_sym_db.RegisterFileDescriptor(DESCRIPTOR)
    426 
    +
    427 
    +BusMessage = _reflection.GeneratedProtocolMessageType('BusMessage', (_message.Message,), dict(
    428 
    +  DESCRIPTOR = _BUSMESSAGE,
    429 
    +  __module__ = 'buildgrid.v2.monitoring_pb2'
    430 
    +  # @@protoc_insertion_point(class_scope:buildgrid.v2.BusMessage)
    431 
    +  ))
    432 
    +_sym_db.RegisterMessage(BusMessage)
    433 
    +
    434 
    +LogRecord = _reflection.GeneratedProtocolMessageType('LogRecord', (_message.Message,), dict(
    435 
    +
    436 
    +  MetadataEntry = _reflection.GeneratedProtocolMessageType('MetadataEntry', (_message.Message,), dict(
    437 
    +    DESCRIPTOR = _LOGRECORD_METADATAENTRY,
    438 
    +    __module__ = 'buildgrid.v2.monitoring_pb2'
    439 
    +    # @@protoc_insertion_point(class_scope:buildgrid.v2.LogRecord.MetadataEntry)
    440 
    +    ))
    441 
    +  ,
    442 
    +  DESCRIPTOR = _LOGRECORD,
    443 
    +  __module__ = 'buildgrid.v2.monitoring_pb2'
    444 
    +  # @@protoc_insertion_point(class_scope:buildgrid.v2.LogRecord)
    445 
    +  ))
    446 
    +_sym_db.RegisterMessage(LogRecord)
    447 
    +_sym_db.RegisterMessage(LogRecord.MetadataEntry)
    448 
    +
    449 
    +MetricRecord = _reflection.GeneratedProtocolMessageType('MetricRecord', (_message.Message,), dict(
    450 
    +
    451 
    +  MetadataEntry = _reflection.GeneratedProtocolMessageType('MetadataEntry', (_message.Message,), dict(
    452 
    +    DESCRIPTOR = _METRICRECORD_METADATAENTRY,
    453 
    +    __module__ = 'buildgrid.v2.monitoring_pb2'
    454 
    +    # @@protoc_insertion_point(class_scope:buildgrid.v2.MetricRecord.MetadataEntry)
    455 
    +    ))
    456 
    +  ,
    457 
    +  DESCRIPTOR = _METRICRECORD,
    458 
    +  __module__ = 'buildgrid.v2.monitoring_pb2'
    459 
    +  # @@protoc_insertion_point(class_scope:buildgrid.v2.MetricRecord)
    460 
    +  ))
    461 
    +_sym_db.RegisterMessage(MetricRecord)
    462 
    +_sym_db.RegisterMessage(MetricRecord.MetadataEntry)
    463 
    +
    464 
    +
    465 
    +_LOGRECORD_METADATAENTRY._options = None
    466 
    +_METRICRECORD_METADATAENTRY._options = None
    467 
    +# @@protoc_insertion_point(module_scope)

  • buildgrid/_protos/buildgrid/v2/monitoring_pb2_grpc.py
    1 
    +# Generated by the gRPC Python protocol compiler plugin. DO NOT EDIT!
    2 
    +import grpc
    3 
    +

  • buildgrid/server/_monitoring.py
    1 
    +# Copyright (C) 2018 Bloomberg LP
    2 
    +#
    3 
    +# Licensed under the Apache License, Version 2.0 (the "License");
    4 
    +# you may not use this file except in compliance with the License.
    5 
    +# You may obtain a copy of the License at
    6 
    +#
    7 
    +#  <http://www.apache.org/licenses/LICENSE-2.0>
    8 
    +#
    9 
    +# Unless required by applicable law or agreed to in writing, software
    10 
    +# distributed under the License is distributed on an "AS IS" BASIS,
    11 
    +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12 
    +# See the License for the specific language governing permissions and
    13 
    +# limitations under the License.
    14 
    +
    15 
    +
    16 
    +import asyncio
    17 
    +from enum import Enum
    18 
    +import sys
    19 
    +
    20 
    +from google.protobuf import json_format
    21 
    +
    22 
    +from buildgrid._protos.buildgrid.v2 import monitoring_pb2
    23 
    +
    24 
    +
    25 
    +class MonitoringOutputType(Enum):
    26 
    +    # Standard output stream.
    27 
    +    STDOUT = 'stdout'
    28 
    +    # On-disk file.
    29 
    +    FILE = 'file'
    30 
    +    # UNIX domain socket.
    31 
    +    SOCKET = 'socket'
    32 
    +
    33 
    +
    34 
    +class MonitoringOutputFormat(Enum):
    35 
    +    # Protobuf binary format.
    36 
    +    BINARY = 'binary'
    37 
    +    # JSON format.
    38 
    +    JSON = 'json'
    39 
    +
    40 
    +
    41 
    +class MonitoringBus:
    42 
    +
    43 
    +    def __init__(self, event_loop,
    44 
    +                 endpoint_type=MonitoringOutputType.SOCKET, endpoint_location=None,
    45 
    +                 serialisation_format=MonitoringOutputFormat.BINARY):
    46 
    +        self.__event_loop = event_loop
    47 
    +        self.__streaming_task = None
    48 
    +
    49 
    +        self.__message_queue = asyncio.Queue(loop=self.__event_loop)
    50 
    +        self.__sequence_number = 1
    51 
    +
    52 
    +        self.__output_location = None
    53 
    +        self.__async_output = False
    54 
    +        self.__json_output = False
    55 
    +
    56 
    +        if endpoint_type == MonitoringOutputType.FILE:
    57 
    +            self.__output_location = endpoint_location
    58 
    +
    59 
    +        elif endpoint_type == MonitoringOutputType.SOCKET:
    60 
    +            self.__output_location = endpoint_location
    61 
    +            self.__async_output = True
    62 
    +
    63 
    +        if serialisation_format == MonitoringOutputFormat.JSON:
    64 
    +            self.__json_output = True
    65 
    +
    66 
    +    # --- Public API ---
    67 
    +
    68 
    +    def start(self):
    69 
    +        """Starts the monitoring bus worker task."""
    70 
    +        if self.__streaming_task is not None:
    71 
    +            return
    72 
    +
    73 
    +        self.__streaming_task = asyncio.ensure_future(
    74 
    +            self._streaming_worker(), loop=self.__event_loop)
    75 
    +
    76 
    +    def stop(self):
    77 
    +        """Cancels the monitoring bus worker task."""
    78 
    +        if self.__streaming_task is None:
    79 
    +            return
    80 
    +
    81 
    +        self.__streaming_task.cancel()
    82 
    +
    83 
    +    async def send_record(self, record):
    84 
    +        """Publishes a record onto the bus asynchronously.
    85 
    +
    86 
    +        Args:
    87 
    +            record (Message): The
    88 
    +        """
    89 
    +        await self.__message_queue.put(record)
    90 
    +
    91 
    +    def send_record_nowait(self, record):
    92 
    +        """Publishes a record onto the bus.
    93 
    +
    94 
    +        Args:
    95 
    +            record (Message): The
    96 
    +        """
    97 
    +        self.__message_queue.put_nowait(record)
    98 
    +
    99 
    +    # --- Private API ---
    100 
    +
    101 
    +    async def _streaming_worker(self):
    102 
    +        """Handles bus messages streaming work."""
    103 
    +        async def __streaming_worker(end_points):
    104 
    +            record = await self.__message_queue.get()
    105 
    +
    106 
    +            message = monitoring_pb2.BusMessage()
    107 
    +            message.sequence_number = self.__sequence_number
    108 
    +
    109 
    +            if record.DESCRIPTOR is monitoring_pb2.LogRecord.DESCRIPTOR:
    110 
    +                message.log_record.CopyFrom(record)
    111 
    +
    112 
    +            elif record.DESCRIPTOR is monitoring_pb2.MetricRecord.DESCRIPTOR:
    113 
    +                message.metric_record.CopyFrom(record)
    114 
    +
    115 
    +            else:
    116 
    +                return False
    117 
    +
    118 
    +            if self.__json_output:
    119 
    +                binary_message = json_format.MessageToJson(message).encode()
    120 
    +            else:
    121 
    +                binary_message = message.SerializeToString()
    122 
    +
    123 
    +            for end_point in end_points:
    124 
    +                end_point.write(binary_message)
    125 
    +
    126 
    +            return True
    127 
    +
    128 
    +        output_writers, output_file = [], None
    129 
    +
    130 
    +        async def __client_connected_callback(reader, writer):
    131 
    +            output_writers.append(writer)
    132 
    +
    133 
    +        try:
    134 
    +            if self.__async_output and self.__output_location:
    135 
    +                await asyncio.start_unix_server(
    136 
    +                    __client_connected_callback, path=self.__output_location,
    137 
    +                    loop=self.__event_loop)
    138 
    +
    139 
    +                while True:
    140 
    +                    if await __streaming_worker(output_writers):
    141 
    +                        self.__sequence_number += 1
    142 
    +
    143 
    +                        for writer in output_writers:
    144 
    +                            await writer.drain()
    145 
    +
    146 
    +            elif self.__output_location:
    147 
    +                output_file = open(self.__output_location, mode='wb')
    148 
    +
    149 
    +                output_writers.append(output_file)
    150 
    +
    151 
    +                while True:
    152 
    +                    if await __streaming_worker(iter(output_file)):
    153 
    +                        self.__sequence_number += 1
    154 
    +
    155 
    +            else:
    156 
    +                output_writers.append(sys.stdout.buffer)
    157 
    +
    158 
    +                while True:
    159 
    +                    if await __streaming_worker(output_writers):
    160 
    +                        self.__sequence_number += 1
    161 
    +
    162 
    +        except asyncio.CancelledError:
    163 
    +            if output_file is not None:
    164 
    +                output_file.close()
    165 
    +
    166 
    +            elif output_writers:
    167 
    +                for writer in output_writers:
    168 
    +                    writer.close()
    169 
    +                    await writer.wait_closed()

  • buildgrid/server/cas/instance.py
    ... ... @@ -24,7 +24,7 @@ import logging
    24 24 
     from buildgrid._exceptions import InvalidArgumentError, NotFoundError, OutOfRangeError
    25 25 
     from buildgrid._protos.google.bytestream import bytestream_pb2
    26 26 
     from buildgrid._protos.build.bazel.remote.execution.v2 import remote_execution_pb2 as re_pb2
    27 
    -from buildgrid.settings import HASH
    27 
    +from buildgrid.settings import HASH, HASH_LENGTH
    28 28
    29 29
    30 30 
     class ContentAddressableStorageInstance:
    ... ... @@ -71,15 +71,12 @@ class ByteStreamInstance:
    71 71 
         def register_instance_with_server(self, instance_name, server):
    72 72 
             server.add_bytestream_instance(self, instance_name)
    73 73
    74 
    -    def read(self, path, read_offset, read_limit):
    75 
    -        storage = self._storage
    76 
    -
    77 
    -        if path[0] == "blobs":
    78 
    -            path = [""] + path
    74 
    +    def read(self, digest_hash, digest_size, read_offset, read_limit):
    75 
    +        if len(digest_hash) != HASH_LENGTH or not digest_size.isdigit():
    76 
    +            raise InvalidArgumentError("Invalid digest [{}/{}]"
    77 
    +                                       .format(digest_hash, digest_size))
    79 78
    80 
    -        # Parse/verify resource name.
    81 
    -        # Read resource names look like "[instance/]blobs/abc123hash/99".
    82 
    -        digest = re_pb2.Digest(hash=path[2], size_bytes=int(path[3]))
    79 
    +        digest = re_pb2.Digest(hash=digest_hash, size_bytes=int(digest_size))
    83 80
    84 81 
             # Check the given read offset and limit.
    85 82 
             if read_offset < 0 or read_offset > digest.size_bytes:
    ... ... @@ -95,7 +92,7 @@ class ByteStreamInstance:
    95 92 
                 raise InvalidArgumentError("Negative read_limit is invalid")
    96 93
    97 94 
             # Read the blob from storage and send its contents to the client.
    98 
    -        result = storage.get_blob(digest)
    95 
    +        result = self._storage.get_blob(digest)
    99 96 
             if result is None:
    100 97 
                 raise NotFoundError("Blob not found")
    101 98
    ... ... @@ -110,51 +107,35 @@ class ByteStreamInstance:
    110 107 
                     data=result.read(min(self.BLOCK_SIZE, bytes_remaining)))
    111 108 
                 bytes_remaining -= self.BLOCK_SIZE
    112 109
    113 
    -    def write(self, requests):
    114 
    -        storage = self._storage
    110 
    +    def write(self, digest_hash, digest_size, first_block, other_blocks):
    111 
    +        if len(digest_hash) != HASH_LENGTH or not digest_size.isdigit():
    112 
    +            raise InvalidArgumentError("Invalid digest [{}/{}]"
    113 
    +                                       .format(digest_hash, digest_size))
    115 114
    116 
    -        first_request = next(requests)
    117 
    -        path = first_request.resource_name.split("/")
    115 
    +        digest = re_pb2.Digest(hash=digest_hash, size_bytes=int(digest_size))
    118 116
    119 
    -        if path[0] == "uploads":
    120 
    -            path = [""] + path
    121 
    -
    122 
    -        digest = re_pb2.Digest(hash=path[4], size_bytes=int(path[5]))
    123 
    -        write_session = storage.begin_write(digest)
    117 
    +        write_session = self._storage.begin_write(digest)
    124 118
    125 119 
             # Start the write session and write the first request's data.
    126 
    -        write_session.write(first_request.data)
    127 
    -        hash_ = HASH(first_request.data)
    128 
    -        bytes_written = len(first_request.data)
    129 
    -        finished = first_request.finish_write
    130 
    -
    131 
    -        # Handle subsequent write requests.
    132 
    -        while not finished:
    133 
    -
    134 
    -            for request in requests:
    135 
    -                if finished:
    136 
    -                    raise InvalidArgumentError("Write request sent after write finished")
    137 
    -
    138 
    -                elif request.write_offset != bytes_written:
    139 
    -                    raise InvalidArgumentError("Invalid write offset")
    120 
    +        write_session.write(first_block)
    140 121
    141 
    -                elif request.resource_name and request.resource_name != first_request.resource_name:
    142 
    -                    raise InvalidArgumentError("Resource name changed mid-write")
    122 
    +        computed_hash = HASH(first_block)
    123 
    +        bytes_written = len(first_block)
    143 124
    144 
    -                finished = request.finish_write
    145 
    -                bytes_written += len(request.data)
    146 
    -                if bytes_written > digest.size_bytes:
    147 
    -                    raise InvalidArgumentError("Wrote too much data to blob")
    125 
    +        # Handle subsequent write requests.
    126 
    +        for next_block in other_blocks:
    127 
    +            write_session.write(next_block)
    148 128
    149 
    -                write_session.write(request.data)
    150 
    -                hash_.update(request.data)
    129 
    +            computed_hash.update(next_block)
    130 
    +            bytes_written += len(next_block)
    151 131
    152 132 
             # Check that the data matches the provided digest.
    153 
    -        if bytes_written != digest.size_bytes or not finished:
    133 
    +        if bytes_written != digest.size_bytes:
    154 134 
                 raise NotImplementedError("Cannot close stream before finishing write")
    155 135
    156 
    -        elif hash_.hexdigest() != digest.hash:
    136 
    +        elif computed_hash.hexdigest() != digest.hash:
    157 137 
                 raise InvalidArgumentError("Data does not match hash")
    158 138
    159 
    -        storage.commit_write(digest, write_session)
    139 
    +        self._storage.commit_write(digest, write_session)
    140 
    +
    160 141 
             return bytestream_pb2.WriteResponse(committed_size=bytes_written)

  • buildgrid/server/cas/service.py
    ... ... @@ -21,7 +21,6 @@ Implements the Content Addressable Storage API and ByteStream API.
    21 21 
     """
    22 22
    23 23
    24 
    -from itertools import tee
    25 24 
     import logging
    26 25
    27 26 
     import grpc
    ... ... @@ -115,27 +114,30 @@ class ByteStreamService(bytestream_pb2_grpc.ByteStreamServicer):
    115 114 
         def Read(self, request, context):
    116 115 
             self.__logger.debug("Read request from [%s]", context.peer())
    117 116
    117 
    +        names = request.resource_name.split('/')
    118 
    +
    118 119 
             try:
    119 
    -            path = request.resource_name.split("/")
    120 
    -            instance_name = path[0]
    120 
    +            instance_name = ''
    121 
    +            # Format: "{instance_name}/blobs/{hash}/{size}":
    122 
    +            if len(names) < 3 or names[-3] != 'blobs':
    123 
    +                raise InvalidArgumentError("Invalid resource name: [{}]"
    124 
    +                                           .format(request.resource_name))
    121 125
    122 
    -            # TODO: Decide on default instance name
    123 
    -            if path[0] == "blobs":
    124 
    -                if len(path) < 3 or not path[2].isdigit():
    125 
    -                    raise InvalidArgumentError("Invalid resource name: [{}]".format(request.resource_name))
    126 
    -                instance_name = ""
    126 
    +            elif names[0] != 'blobs':
    127 
    +                index = names.index('blobs')
    128 
    +                instance_name = '/'.join(names[:index])
    129 
    +                names = names[index:]
    127 130
    128 
    -            elif path[1] == "blobs":
    129 
    -                if len(path) < 4 or not path[3].isdigit():
    130 
    -                    raise InvalidArgumentError("Invalid resource name: [{}]".format(request.resource_name))
    131 
    +            if len(names) < 3:
    132 
    +                raise InvalidArgumentError("Invalid resource name: [{}]"
    133 
    +                                           .format(request.resource_name))
    131 134
    132 
    -            else:
    133 
    -                raise InvalidArgumentError("Invalid resource name: [{}]".format(request.resource_name))
    135 
    +            hash_, size_bytes = names[1], names[2]
    134 136
    135 137 
                 instance = self._get_instance(instance_name)
    136 
    -            yield from instance.read(path,
    137 
    -                                     request.read_offset,
    138 
    -                                     request.read_limit)
    138 
    +
    139 
    +            yield from instance.read(hash_, size_bytes,
    140 
    +                                     request.read_offset, request.read_limit)
    139 141
    140 142 
             except InvalidArgumentError as e:
    141 143 
                 self.__logger.error(e)
    ... ... @@ -158,31 +160,31 @@ class ByteStreamService(bytestream_pb2_grpc.ByteStreamServicer):
    158 160 
         def Write(self, requests, context):
    159 161 
             self.__logger.debug("Write request from [%s]", context.peer())
    160 162
    161 
    -        try:
    162 
    -            requests, request_probe = tee(requests, 2)
    163 
    -            first_request = next(request_probe)
    164 
    -
    165 
    -            path = first_request.resource_name.split("/")
    163 
    +        request = next(requests)
    164 
    +        names = request.resource_name.split('/')
    166 165
    167 
    -            instance_name = path[0]
    166 
    +        try:
    167 
    +            instance_name = ''
    168 
    +            # Format: "{instance_name}/uploads/{uuid}/blobs/{hash}/{size}/{anything}":
    169 
    +            if len(names) < 5 or 'uploads' not in names or 'blobs' not in names:
    170 
    +                raise InvalidArgumentError("Invalid resource name: [{}]"
    171 
    +                                           .format(request.resource_name))
    168 172
    169 
    -            # TODO: Sort out no instance name
    170 
    -            if path[0] == "uploads":
    171 
    -                if len(path) < 5 or path[2] != "blobs" or not path[4].isdigit():
    172 
    -                    raise InvalidArgumentError("Invalid resource name: [{}]".format(first_request.resource_name))
    173 
    -                instance_name = ""
    173 
    +            elif names[0] != 'uploads':
    174 
    +                index = names.index('uploads')
    175 
    +                instance_name = '/'.join(names[:index])
    176 
    +                names = names[index:]
    174 177
    175 
    -            elif path[1] == "uploads":
    176 
    -                if len(path) < 6 or path[3] != "blobs" or not path[5].isdigit():
    177 
    -                    raise InvalidArgumentError("Invalid resource name: [{}]".format(first_request.resource_name))
    178 
    +            if len(names) < 5:
    179 
    +                raise InvalidArgumentError("Invalid resource name: [{}]"
    180 
    +                                           .format(request.resource_name))
    178 181
    179 
    -            else:
    180 
    -                raise InvalidArgumentError("Invalid resource name: [{}]".format(first_request.resource_name))
    182 
    +            _, hash_, size_bytes = names[1], names[3], names[4]
    181 183
    182 184 
                 instance = self._get_instance(instance_name)
    183 
    -            response = instance.write(requests)
    184 185
    185 
    -            return response
    186 
    +            return instance.write(hash_, size_bytes, request.data,
    187 
    +                                  [request.data for request in requests])
    186 188
    187 189 
             except NotImplementedError as e:
    188 190 
                 self.__logger.error(e)

  • buildgrid/server/instance.py
    ... ... @@ -13,18 +13,21 @@
    13 13 
     # limitations under the License.
    14 14
    15 15
    16 
    +import asyncio
    16 17 
     from concurrent import futures
    17 18 
     import logging
    18 19 
     import os
    20 
    +import signal
    19 21
    20 22 
     import grpc
    21 23
    22 
    -from .cas.service import ByteStreamService, ContentAddressableStorageService
    23 
    -from .actioncache.service import ActionCacheService
    24 
    -from .execution.service import ExecutionService
    25 
    -from .operations.service import OperationsService
    26 
    -from .bots.service import BotsService
    27 
    -from .referencestorage.service import ReferenceStorageService
    24 
    +from buildgrid.server.actioncache.service import ActionCacheService
    25 
    +from buildgrid.server.bots.service import BotsService
    26 
    +from buildgrid.server.cas.service import ByteStreamService, ContentAddressableStorageService
    27 
    +from buildgrid.server.execution.service import ExecutionService
    28 
    +from buildgrid.server._monitoring import MonitoringBus, MonitoringOutputType, MonitoringOutputFormat
    29 
    +from buildgrid.server.operations.service import OperationsService
    30 
    +from buildgrid.server.referencestorage.service import ReferenceStorageService
    28 31
    29 32
    30 33 
     class BuildGridServer:
    ... ... @@ -34,7 +37,7 @@ class BuildGridServer:
    34 37 
         requisite services.
    35 38 
         """
    36 39
    37 
    -    def __init__(self, max_workers=None):
    40 
    +    def __init__(self, max_workers=None, monitor=False):
    38 41 
             """Initializes a new :class:`BuildGridServer` instance.
    39 42
    40 43 
             Args:
    ... ... @@ -46,9 +49,11 @@ class BuildGridServer:
    46 49 
                 # Use max_workers default from Python 3.5+
    47 50 
                 max_workers = (os.cpu_count() or 1) * 5
    48 51
    49 
    -        server = grpc.server(futures.ThreadPoolExecutor(max_workers))
    52 
    +        self.__grpc_executor = futures.ThreadPoolExecutor(max_workers)
    53 
    +        self.__grpc_server = grpc.server(self.__grpc_executor)
    50 54
    51 
    -        self._server = server
    55 
    +        self.__main_loop = asyncio.get_event_loop()
    56 
    +        self.__monitoring_bus = None
    52 57
    53 58 
             self._execution_service = None
    54 59 
             self._bots_service = None
    ... ... @@ -58,15 +63,34 @@ class BuildGridServer:
    58 63 
             self._cas_service = None
    59 64 
             self._bytestream_service = None
    60 65
    66 
    +        self._is_instrumented = monitor
    67 
    +
    68 
    +        if self._is_instrumented:
    69 
    +            self.__monitoring_bus = MonitoringBus(
    70 
    +                self.__main_loop, endpoint_type=MonitoringOutputType.STDOUT,
    71 
    +                serialisation_format=MonitoringOutputFormat.JSON)
    72 
    +
    73 
    +    # --- Public API ---
    74 
    +
    61 75 
         def start(self):
    62 
    -        """Starts the server.
    63 
    -        """
    64 
    -        self._server.start()
    76 
    +        """Starts the BuildGrid server."""
    77 
    +        self.__grpc_server.start()
    65 78
    66 
    -    def stop(self, grace=0):
    67 
    -        """Stops the server.
    68 
    -        """
    69 
    -        self._server.stop(grace)
    79 
    +        if self._is_instrumented:
    80 
    +            self.__monitoring_bus.start()
    81 
    +
    82 
    +        self.__main_loop.add_signal_handler(signal.SIGTERM, self.stop)
    83 
    +
    84 
    +        self.__main_loop.run_forever()
    85 
    +
    86 
    +    def stop(self):
    87 
    +        """Stops the BuildGrid server."""
    88 
    +        if self._is_instrumented:
    89 
    +            self.__monitoring_bus.stop()
    90 
    +
    91 
    +        self.__main_loop.stop()
    92 
    +
    93 
    +        self.__grpc_server.stop(None)
    70 94
    71 95 
         def add_port(self, address, credentials):
    72 96 
             """Adds a port to the server.
    ... ... @@ -77,14 +101,19 @@ class BuildGridServer:
    77 101 
             Args:
    78 102 
                 address (str): The address with port number.
    79 103 
                 credentials (:obj:`grpc.ChannelCredentials`): Credentials object.
    104 
    +
    105 
    +        Returns:
    106 
    +            int: Number of the bound port.
    80 107 
             """
    81 108 
             if credentials is not None:
    82 109 
                 self.__logger.info("Adding secure connection on: [%s]", address)
    83 
    -            self._server.add_secure_port(address, credentials)
    110 
    +            port_number = self.__grpc_server.add_secure_port(address, credentials)
    84 111
    85 112 
             else:
    86 113 
                 self.__logger.info("Adding insecure connection on [%s]", address)
    87 
    -            self._server.add_insecure_port(address)
    114 
    +            port_number = self.__grpc_server.add_insecure_port(address)
    115 
    +
    116 
    +        return port_number
    88 117
    89 118 
         def add_execution_instance(self, instance, instance_name):
    90 119 
             """Adds an :obj:`ExecutionInstance` to the service.
    ... ... @@ -96,7 +125,7 @@ class BuildGridServer:
    96 125 
                 instance_name (str): Instance name.
    97 126 
             """
    98 127 
             if self._execution_service is None:
    99 
    -            self._execution_service = ExecutionService(self._server)
    128 
    +            self._execution_service = ExecutionService(self.__grpc_server)
    100 129
    101 130 
             self._execution_service.add_instance(instance_name, instance)
    102 131
    ... ... @@ -110,7 +139,7 @@ class BuildGridServer:
    110 139 
                 instance_name (str): Instance name.
    111 140 
             """
    112 141 
             if self._bots_service is None:
    113 
    -            self._bots_service = BotsService(self._server)
    142 
    +            self._bots_service = BotsService(self.__grpc_server)
    114 143
    115 144 
             self._bots_service.add_instance(instance_name, instance)
    116 145
    ... ... @@ -124,7 +153,7 @@ class BuildGridServer:
    124 153 
                 instance_name (str): Instance name.
    125 154 
             """
    126 155 
             if self._operations_service is None:
    127 
    -            self._operations_service = OperationsService(self._server)
    156 
    +            self._operations_service = OperationsService(self.__grpc_server)
    128 157
    129 158 
             self._operations_service.add_instance(instance_name, instance)
    130 159
    ... ... @@ -138,7 +167,7 @@ class BuildGridServer:
    138 167 
                 instance_name (str): Instance name.
    139 168 
             """
    140 169 
             if self._reference_storage_service is None:
    141 
    -            self._reference_storage_service = ReferenceStorageService(self._server)
    170 
    +            self._reference_storage_service = ReferenceStorageService(self.__grpc_server)
    142 171
    143 172 
             self._reference_storage_service.add_instance(instance_name, instance)
    144 173
    ... ... @@ -152,7 +181,7 @@ class BuildGridServer:
    152 181 
                 instance_name (str): Instance name.
    153 182 
             """
    154 183 
             if self._action_cache_service is None:
    155 
    -            self._action_cache_service = ActionCacheService(self._server)
    184 
    +            self._action_cache_service = ActionCacheService(self.__grpc_server)
    156 185
    157 186 
             self._action_cache_service.add_instance(instance_name, instance)
    158 187
    ... ... @@ -166,7 +195,7 @@ class BuildGridServer:
    166 195 
                 instance_name (str): Instance name.
    167 196 
             """
    168 197 
             if self._cas_service is None:
    169 
    -            self._cas_service = ContentAddressableStorageService(self._server)
    198 
    +            self._cas_service = ContentAddressableStorageService(self.__grpc_server)
    170 199
    171 200 
             self._cas_service.add_instance(instance_name, instance)
    172 201
    ... ... @@ -180,6 +209,12 @@ class BuildGridServer:
    180 209 
                 instance_name (str): Instance name.
    181 210 
             """
    182 211 
             if self._bytestream_service is None:
    183 
    -            self._bytestream_service = ByteStreamService(self._server)
    212 
    +            self._bytestream_service = ByteStreamService(self.__grpc_server)
    184 213
    185 214 
             self._bytestream_service.add_instance(instance_name, instance)
    215 
    +
    216 
    +    # --- Public API: Monitoring ---
    217 
    +
    218 
    +    @property
    219 
    +    def is_instrumented(self):
    220 
    +        return self._is_instrumented

  • tests/cas/test_services.py
    ... ... @@ -137,7 +137,7 @@ def test_bytestream_write(mocked, instance, extra_data):
    137 137 
             bytestream_pb2.WriteRequest(data=b'def', write_offset=3, finish_write=True)
    138 138 
         ]
    139 139
    140 
    -    response = servicer.Write(requests, context)
    140 
    +    response = servicer.Write(iter(requests), context)
    141 141 
         assert response.committed_size == 6
    142 142 
         assert len(storage.data) == 1
    143 143 
         assert (hash_, 6) in storage.data
    ... ... @@ -159,7 +159,7 @@ def test_bytestream_write_rejects_wrong_hash(mocked):
    159 159 
             bytestream_pb2.WriteRequest(resource_name=resource_name, data=data, finish_write=True)
    160 160 
         ]
    161 161
    162 
    -    servicer.Write(requests, context)
    162 
    +    servicer.Write(iter(requests), context)
    163 163 
         context.set_code.assert_called_once_with(grpc.StatusCode.INVALID_ARGUMENT)
    164 164
    165 165 
         assert len(storage.data) is 0

  • tests/server_instance.py
    ... ... @@ -13,19 +13,24 @@
    13 13 
     # limitations under the License.
    14 14
    15 15
    16 
    -from buildgrid._app.settings import parser
    17 
    -from buildgrid._app.commands.cmd_server import _create_server_from_config
    18 
    -from buildgrid.server.cas.service import ByteStreamService, ContentAddressableStorageService
    19 
    -from buildgrid.server.actioncache.service import ActionCacheService
    20 
    -from buildgrid.server.execution.service import ExecutionService
    21 
    -from buildgrid.server.operations.service import OperationsService
    22 
    -from buildgrid.server.bots.service import BotsService
    23 
    -from buildgrid.server.referencestorage.service import ReferenceStorageService
    16 
    +import grpc
    17 
    +
    18 
    +from buildgrid._protos.build.bazel.remote.execution.v2 import remote_execution_pb2
    19 
    +from buildgrid._protos.build.bazel.remote.execution.v2 import remote_execution_pb2_grpc
    20 
    +from buildgrid._protos.buildstream.v2 import buildstream_pb2
    21 
    +from buildgrid._protos.buildstream.v2 import buildstream_pb2_grpc
    22 
    +from buildgrid._protos.google.bytestream import bytestream_pb2
    23 
    +from buildgrid._protos.google.bytestream import bytestream_pb2_grpc
    24 
    +from buildgrid._protos.google.devtools.remoteworkers.v1test2 import bots_pb2
    25 
    +from buildgrid._protos.google.devtools.remoteworkers.v1test2 import bots_pb2_grpc
    26 
    +from buildgrid._protos.google.longrunning import operations_pb2
    27 
    +from buildgrid._protos.google.longrunning import operations_pb2_grpc
    24 28
    25 29 
     from .utils.cas import run_in_subprocess
    30 
    +from .utils.server import serve
    26 31
    27 32
    28 
    -config = """
    33 
    +CONFIGURATION = """
    29 34 
     server:
    30 35 
       - !channel
    31 36 
         port: 50051
    ... ... @@ -72,24 +77,102 @@ instances:
    72 77
    73 78 
     def test_create_server():
    74 79 
         # Actual test function, to be run in a subprocess:
    75 
    -    def __test_create_server(queue, config_data):
    76 
    -        settings = parser.get_parser().safe_load(config)
    77 
    -        server = _create_server_from_config(settings)
    80 
    +    def __test_create_server(queue, remote):
    81 
    +        # Open a channel to the remote server:
    82 
    +        channel = grpc.insecure_channel(remote)
    78 83
    79 
    -        server.start()
    80 
    -        server.stop()
    84 
    +        try:
    85 
    +            stub = remote_execution_pb2_grpc.ExecutionStub(channel)
    86 
    +            request = remote_execution_pb2.ExecuteRequest(instance_name='main')
    87 
    +            response = next(stub.Execute(request))
    88 
    +
    89 
    +            assert response.DESCRIPTOR is operations_pb2.Operation.DESCRIPTOR
    90 
    +
    91 
    +        except grpc.RpcError as e:
    92 
    +            if e.code() == grpc.StatusCode.UNIMPLEMENTED:
    93 
    +                queue.put(False)
    94 
    +        except AssertionError:
    95 
    +            queue.put(False)
    96 
    +
    97 
    +        try:
    98 
    +            stub = remote_execution_pb2_grpc.ActionCacheStub(channel)
    99 
    +            request = remote_execution_pb2.GetActionResultRequest(instance_name='main')
    100 
    +            response = stub.GetActionResult(request)
    101 
    +
    102 
    +            assert response.DESCRIPTOR is remote_execution_pb2.ActionResult.DESCRIPTOR
    103 
    +
    104 
    +        except grpc.RpcError as e:
    105 
    +            if e.code() == grpc.StatusCode.UNIMPLEMENTED:
    106 
    +                queue.put(False)
    107 
    +        except AssertionError:
    108 
    +            queue.put(False)
    109 
    +
    110 
    +        try:
    111 
    +            stub = remote_execution_pb2_grpc.ContentAddressableStorageStub(channel)
    112 
    +            request = remote_execution_pb2.BatchUpdateBlobsRequest(instance_name='main')
    113 
    +            response = stub.BatchUpdateBlobs(request)
    114 
    +
    115 
    +            assert response.DESCRIPTOR is remote_execution_pb2.BatchUpdateBlobsResponse.DESCRIPTOR
    116 
    +
    117 
    +        except grpc.RpcError as e:
    118 
    +            if e.code() == grpc.StatusCode.UNIMPLEMENTED:
    119 
    +                queue.put(False)
    120 
    +        except AssertionError:
    121 
    +            queue.put(False)
    122 
    +
    123 
    +        try:
    124 
    +            stub = buildstream_pb2_grpc.ReferenceStorageStub(channel)
    125 
    +            request = buildstream_pb2.GetReferenceRequest(instance_name='main')
    126 
    +            response = stub.GetReference(request)
    127 
    +
    128 
    +            assert response.DESCRIPTOR is buildstream_pb2.GetReferenceResponse.DESCRIPTOR
    129 
    +
    130 
    +        except grpc.RpcError as e:
    131 
    +            if e.code() == grpc.StatusCode.UNIMPLEMENTED:
    132 
    +                queue.put(False)
    133 
    +        except AssertionError:
    134 
    +            queue.put(False)
    81 135
    82 136 
             try:
    83 
    -            assert isinstance(server._execution_service, ExecutionService)
    84 
    -            assert isinstance(server._operations_service, OperationsService)
    85 
    -            assert isinstance(server._bots_service, BotsService)
    86 
    -            assert isinstance(server._reference_storage_service, ReferenceStorageService)
    87 
    -            assert isinstance(server._action_cache_service, ActionCacheService)
    88 
    -            assert isinstance(server._cas_service, ContentAddressableStorageService)
    89 
    -            assert isinstance(server._bytestream_service, ByteStreamService)
    137 
    +            stub = bytestream_pb2_grpc.ByteStreamStub(channel)
    138 
    +            request = bytestream_pb2.ReadRequest()
    139 
    +            response = stub.Read(request)
    140 
    +
    141 
    +            assert next(response).DESCRIPTOR is bytestream_pb2.ReadResponse.DESCRIPTOR
    142 
    +
    143 
    +        except grpc.RpcError as e:
    144 
    +            if e.code() == grpc.StatusCode.UNIMPLEMENTED:
    145 
    +                queue.put(False)
    90 146 
             except AssertionError:
    91 147 
                 queue.put(False)
    92 
    -        else:
    93 
    -            queue.put(True)
    94 148
    95 
    -    assert run_in_subprocess(__test_create_server, config)
    149 
    +        try:
    150 
    +            stub = operations_pb2_grpc.OperationsStub(channel)
    151 
    +            request = operations_pb2.ListOperationsRequest(name='main')
    152 
    +            response = stub.ListOperations(request)
    153 
    +
    154 
    +            assert response.DESCRIPTOR is operations_pb2.ListOperationsResponse.DESCRIPTOR
    155 
    +
    156 
    +        except grpc.RpcError as e:
    157 
    +            if e.code() == grpc.StatusCode.UNIMPLEMENTED:
    158 
    +                queue.put(False)
    159 
    +        except AssertionError:
    160 
    +            queue.put(False)
    161 
    +
    162 
    +        try:
    163 
    +            stub = bots_pb2_grpc.BotsStub(channel)
    164 
    +            request = bots_pb2.CreateBotSessionRequest()
    165 
    +            response = stub.CreateBotSession(request)
    166 
    +
    167 
    +            assert response.DESCRIPTOR is bots_pb2.BotSession.DESCRIPTOR
    168 
    +
    169 
    +        except grpc.RpcError as e:
    170 
    +            if e.code() == grpc.StatusCode.UNIMPLEMENTED:
    171 
    +                queue.put(False)
    172 
    +        except AssertionError:
    173 
    +            queue.put(False)
    174 
    +
    175 
    +        queue.put(True)
    176 
    +
    177 
    +    with serve(CONFIGURATION) as server:
    178 
    +        assert run_in_subprocess(__test_create_server, server.remote)

  • tests/utils/server.py
    1 
    +# Copyright (C) 2018 Bloomberg LP
    2 
    +#
    3 
    +# Licensed under the Apache License, Version 2.0 (the "License");
    4 
    +# you may not use this file except in compliance with the License.
    5 
    +# You may obtain a copy of the License at
    6 
    +#
    7 
    +#  <http://www.apache.org/licenses/LICENSE-2.0>
    8 
    +#
    9 
    +# Unless required by applicable law or agreed to in writing, software
    10 
    +# distributed under the License is distributed on an "AS IS" BASIS,
    11 
    +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12 
    +# See the License for the specific language governing permissions and
    13 
    +# limitations under the License.
    14 
    +
    15 
    +
    16 
    +from contextlib import contextmanager
    17 
    +import multiprocessing
    18 
    +import signal
    19 
    +
    20 
    +import pytest_cov
    21 
    +
    22 
    +from buildgrid._app.settings import parser
    23 
    +from buildgrid.server.instance import BuildGridServer
    24 
    +
    25 
    +
    26 
    +@contextmanager
    27 
    +def serve(configuration):
    28 
    +    server = Server(configuration)
    29 
    +    try:
    30 
    +        yield server
    31 
    +    finally:
    32 
    +        server.quit()
    33 
    +
    34 
    +
    35 
    +class Server:
    36 
    +
    37 
    +    def __init__(self, configuration):
    38 
    +
    39 
    +        self.configuration = configuration
    40 
    +
    41 
    +        self.__queue = multiprocessing.Queue()
    42 
    +        self.__process = multiprocessing.Process(
    43 
    +            target=Server.serve,
    44 
    +            args=(self.__queue, self.configuration))
    45 
    +        self.__process.start()
    46 
    +
    47 
    +        self.port = self.__queue.get()
    48 
    +        self.remote = 'localhost:{}'.format(self.port)
    49 
    +
    50 
    +    @classmethod
    51 
    +    def serve(cls, queue, configuration):
    52 
    +        pytest_cov.embed.cleanup_on_sigterm()
    53 
    +
    54 
    +        server = BuildGridServer()
    55 
    +
    56 
    +        def __signal_handler(signum, frame):
    57 
    +            server.stop()
    58 
    +
    59 
    +        signal.signal(signal.SIGINT, signal.SIG_IGN)
    60 
    +        signal.signal(signal.SIGTERM, __signal_handler)
    61 
    +
    62 
    +        instances = parser.get_parser().safe_load(configuration)['instances']
    63 
    +        for instance in instances:
    64 
    +            instance_name = instance['name']
    65 
    +            services = instance['services']
    66 
    +            for service in services:
    67 
    +                service.register_instance_with_server(instance_name, server)
    68 
    +
    69 
    +        port = server.add_port('localhost:0', None)
    70 
    +
    71 
    +        queue.put(port)
    72 
    +
    73 
    +        server.start()
    74 
    +
    75 
    +    def quit(self):
    76 
    +        if self.__process:
    77 
    +            self.__process.terminate()
    78 
    +            self.__process.join()

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