FAB-3264: Config Utility for Behave Func Tests

This config utility contains methods that generates
configuration artifacts and used in the setup of the
fabric network when executing behave functional tests.

Change-Id: I372c1bec28a3f7cc5e836fcf928b6bfbe80d9ef5
Signed-off-by: Latitia M Haskins <latitia.haskins@gmail.com>

test/feature/configs/configtx.yaml

@@ -0,0 +1,150 @@
+---
+################################################################################
+#
+#   Profile
+#
+#   - Different configuration profiles may be encoded here to be specified
+#   as parameters to the configtxgen tool.
+#
+################################################################################
+Profiles:
+
+    # SampleInsecureSolo defines a configuration which uses the Solo orderer,
+    # contains no MSP definitions, and allows all transactions and channel
+    # creation requests.
+    SampleInsecureSolo:
+        Orderer:
+            <<: *OrdererDefaults
+        Application:
+            <<: *ApplicationDefaults
+
+    # SampleInsecureKafka defines a configuration that differs from the
+    # SampleInsecureSolo one only in that is uses the Kafka-based orderer.
+    SampleInsecureKafka:
+        Orderer:
+            <<: *OrdererDefaults
+            OrdererType: kafka
+        Application:
+            <<: *ApplicationDefaults
+
+    # SampleSingleMSPSolo defines a configuration which uses the Solo orderer,
+    # and contains a single MSP definition (the MSP sampleconfig).
+    SampleSingleMSPSolo:
+        Orderer:
+            <<: *OrdererDefaults
+            Organizations:
+                - *SampleOrg
+        Application:
+            <<: *ApplicationDefaults
+            Organizations:
+                - *SampleOrg
+
+################################################################################
+#
+#   Section: Organizations
+#
+#   - This section defines the different organizational identities which will
+#   be referenced later in the configuration.
+#
+################################################################################
+Organizations:
+
+    # SampleOrg defines an MSP using the sampleconfig. It should never be used
+    # in production but may be used as a template for other definitions.
+    - &SampleOrg
+        # DefaultOrg defines the organization which is used in the sampleconfig
+        # of the fabric.git development environment.
+        Name: SampleOrg
+
+        # ID to load the MSP definition as.
+        ID: DEFAULT
+
+        # MSPDir is the filesystem path which contains the MSP configuration.
+        MSPDir: msp/sampleconfig
+
+        # BCCSP: Select which crypto implementation or library to use for the
+        # blockchain crypto service provider.
+        BCCSP:
+            Default: SW
+            SW:
+                # TODO: The default Hash and Security level needs refactoring to be
+                # fully configurable. Changing these defaults requires coordination
+                # SHA2 is hardcoded in several places, not only BCCSP
+                Hash: SHA2
+                Security: 256
+                # Location of key store. If this is unset, a location will
+                # be chosen using: 'MSPDir'/keystore
+                FileKeyStore:
+                    KeyStore:
+
+        AnchorPeers:
+            # AnchorPeers defines the location of peers which can be used
+            # for cross org gossip communication. Note, this value is only
+            # encoded in the genesis block in the Application section context.
+            - Host: 127.0.0.1
+              Port: 7051
+
+################################################################################
+#
+#   SECTION: Orderer
+#
+#   - This section defines the values to encode into a config transaction or
+#   genesis block for orderer related parameters.
+#
+################################################################################
+Orderer: &OrdererDefaults
+
+    # Orderer Type: The orderer implementation to start.
+    # Available types are "solo" and "kafka".
+    OrdererType: solo
+
+    Addresses:
+        - 127.0.0.1:7050
+
+    # Batch Timeout: The amount of time to wait before creating a batch.
+    BatchTimeout: 2s
+
+    # Batch Size: Controls the number of messages batched into a block.
+    BatchSize:
+
+        # Max Message Count: The maximum number of messages to permit in a
+        # batch.
+        MaxMessageCount: 10
+
+        # Absolute Max Bytes: The absolute maximum number of bytes allowed for
+        # the serialized messages in a batch.
+        AbsoluteMaxBytes: 99 MB
+
+        # Preferred Max Bytes: The preferred maximum number of bytes allowed for
+        # the serialized messages in a batch. A message larger than the
+        # preferred max bytes will result in a batch larger than preferred max
+        # bytes.
+        PreferredMaxBytes: 512 KB
+
+    # Max Channels is the maximum number of channels to allow on the ordering network
+    # When set to 0, this implies no maximum number of channels
+    MaxChannels: 0
+
+    Kafka:
+        # Brokers: A list of Kafka brokers to which the orderer connects.
+        # NOTE: Use IP:port notation
+        Brokers:
+            - 127.0.0.1:9092
+
+    # Organizations is the list of orgs which are defined as participants on
+    # the orderer side of the network.
+    Organizations:
+
+################################################################################
+#
+#   SECTION: Application
+#
+#   - This section defines the values to encode into a config transaction or
+#   genesis block for application related parameters.
+#
+################################################################################
+Application: &ApplicationDefaults
+
+    # Organizations is the list of orgs which are defined as participants on
+    # the application side of the network.
+    Organizations:

test/feature/steps/config_util.py

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+# Copyright IBM Corp. 2016 All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+
+import subprocess
+import os
+import sys
+from shutil import copyfile
+
+def generateConfig(context, channelID, profile, ordererBlock="orderer.block"):
+    # Save all the files to a specific directory for the test
+    testConfigs = "configs/%s" % context.composition.projectName
+    if not os.path.isdir(testConfigs):
+        os.mkdir(testConfigs)
+
+    configFile = "configtx.yaml"
+    if os.path.isfile("configs/%s.yaml" % channelID):
+        configFile = "%s.yaml" % channelID
+    copyfile("configs/%s" % configFile, "%s/%s" %(testConfigs, configFile))
+
+    # Default location: /opt/gopath/src/github.com/hyperledger/fabric/common/configtx/tool/configtx.yaml
+    # Workaround until the -path option is added to configtxgen
+    os.environ['ORDERER_CFG_PATH'] = testConfigs
+
+    try:
+        subprocess.check_call(["configtxgen", "-profile", profile,
+                               #"-path", configFile,
+                               "-outputCreateChannelTx", "%s/%s.tx" % (testConfigs, channelID),
+                               "-outputBlock", "%s/%s" % (testConfigs, ordererBlock),
+                               "-channelID", channelID])
+    except:
+        print("Unable to generate channel config data: {0}".format(sys.exc_info()[0]))
+
+
+def generateCrypto(context, numOrgs=2, numPeersPerOrg=2, numOrderers=1):
+    # Save all the files to a specific directory for the test
+    testConfigs = "configs/%s" % context.composition.projectName
+    if not os.path.isdir(testConfigs):
+        os.mkdir(testConfigs)
+
+    try:
+        subprocess.check_call(["cryptogen",
+                               "-peerOrgs", numOrgs,
+                               "-ordererNodes", numOrderers,
+                               "-peersPerOrg", numPeersPerOrg,
+                               "-baseDir", testConfigs])
+    except:
+        print("Unable to generate crypto material: {0}".format(sys.exc_info()[0]))