Merge Hackfest material into Develop

Lluis Gifre Renomrequested to merge
feat/hackfest into develop

Merge Hackfest material into Develop

Edited by Lluis Gifre Renom

Merge request reports

hackfest/gnmi/commands.txt

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== GNMI

$ cd /usr/share/gocode/src/ 

$ export GOPATH=/usr/share/gocode/

$ go run github.com/openconfig/ygot/generator/generator.go -generate_fakeroot -output_file github.com/google/gnxi/gnmi/modeldata/gostruct/generated.go -package_name gostruct github.com/rvilalta/OFC_SC472/yang/topology.yang 

$ cd /usr/share/gocode/src/github.com/google/gnxi/gnmi_target

$ go run gnmi_target.go -bind_address :10161 -config ~/tfs-ctrl/hackfest/gnmi/topology.json --notls -alsologtostderr



RUN CLIENT (in another window)

$ export GOPATH=/usr/share/gocode/

$ cd /usr/share/gocode/src/github.com/google/gnxi/gnmi_get

$ go run gnmi_get.go -notls -xpath "/topology/" -target_addr localhost:10161 -alsologtostderr 

$ go run gnmi_get.go -notls -xpath "/topology/node[node-id=A]" -target_addr localhost:10161 -alsologtostderr



USE PYTHON CLIENT

$ cd /usr/share/gocode/src/github.com/google/gnxi/gnmi_cli_py

$ python py_gnmicli.py -n -m get -t localhost -p 10161 -x /topology -u foo -pass bar

hackfest/gnmi/topology.json

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{

  "topology" : {

     "node" : [

       { "node-id" : "A" , "port" : [ { "port-id" : "portA1" } ] },

       { "node-id" : "B" , "port" : [ { "port-id" : "portB1" } ] }

     ]

  }

}

hackfest/grpc/connection/connection_pb2.py

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File added.

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hackfest/grpc/connection/create.py

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#! /usr/bin/env python3

import connection_pb2

import sys



try:

  raw_input          # Python 2

except NameError:

  raw_input = input  # Python 3





# This function fills in a Connection message based on user input.

def PromptForConnection(connection):

  connection.connectionId = raw_input("Enter connectionID: ")

  connection.sourceNode = raw_input("Enter sourceNode: ")  

  connection.targetNode = raw_input("Enter targetNode: ")

  connection.sourcePort = raw_input("Enter sourcePort: ")  

  connection.targetPort = raw_input("Enter targetPort: ") 

  connection.bandwidth = int( raw_input("Enter bandwidth: ") )

  

  type = raw_input("Is this a eth or optical connection? ")

  if type == "eth":

    connection.layerProtocolName = connection_pb2.Connection.ETH

  elif type == "optical":

    connection.layerProtocolName = connection_pb2.Connection.OPTICAL

  else:

    print("Unknown layerProtocolName type; leaving as default value.")





if __name__ == '__main__':

  if len(sys.argv) != 2:

    print("Usage:", sys.argv[0], "CONNECTION_FILE")

    sys.exit(-1)

  

  connectionList = connection_pb2.ConnectionList()

  

  # Read the existing address book.

  try:

    with open(sys.argv[1], "rb") as f:

      connectionList.ParseFromString(f.read())

  except IOError:

    print(sys.argv[1] + ": File not found.  Creating a new file.")

  

  # Add an address.

  PromptForConnection(connectionList.connection.add())

  

  # Write the new address book back to disk.

  with open(sys.argv[1], "wb") as f:

    f.write(connectionList.SerializeToString())

hackfest/grpc/connection/list.py

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#! /usr/bin/env python3

from __future__ import print_function

import connection_pb2

import sys





# Iterates though all connections in the ConnectionList and prints info about them.

def ListConnections(connectionList):

  for connection in connectionList.connection:

    print("connectionID:", connection.connectionId)

    print("  sourceNode:", connection.sourceNode)

    print("  targetNode:", connection.targetNode)

    print("  sourcePort:", connection.sourcePort)  

    print("  targetPort:", connection.targetPort)

    print("  bandwidth:", connection.bandwidth)       

    if connection.layerProtocolName == connection_pb2.Connection.ETH:

      print("  layerProtocolName:ETH")

    elif connection.layerProtocolName == connection_pb2.Connection.OPTICAL:

      print("  layerProtocolName:OPTICAL")





if __name__ == '__main__':

  if len(sys.argv) != 2:

    print("Usage:", sys.argv[0], "CONNECTION_FILE")

    sys.exit(-1)

  

  connectionList = connection_pb2.ConnectionList()

  

  # Read the existing address book.

  with open(sys.argv[1], "rb") as f:

    connectionList.ParseFromString(f.read())

  

  ListConnections(connectionList)