def onResponse(message):
ip_address = socket.gethostbyname(socket.gethostname())
for url in message:
if download(url):
node_url = 'http://%s:11009/%s' % (ip_address, sys.argv[1])
# 'set' the file in our location (node_url) -> we are now registered as a server for it
ipcSend('set %s %s' % (sys.argv[1], node_url))
return
print('File not downloaded.')
def onResponse(message):
# we get our ip_adress by accessing the socket
ip_address = socket.gethostbyname(socket.gethostname())
for url in message:
# as message is a list of potential places in which the file is located, we iterate over them
if download(url):
# we try to download the url and if we succeed, we register ourselves.
node_url = 'http://%s:11009/%s' % (ip_address, sys.argv[1])
# 'set' the file in our location (node_url) -> we are now registered as a server for it
ipcSend('set %s %s' % (sys.argv[1], node_url))
print(
'Downloaded %s succesfully and saved into %s/. Serving the file.'
% (sys.argv[1], FILES_FOLDER))
return
print('File not downloaded. The following errors ocurred:')
# only if the file wasn't downloaded we print the errors.
print(*('%d) %s' % (i + 1, ERRORS[i]) for i in range(len(ERRORS))),
sep='\n')
from kademlia_iic2523.ipc import ipcSend
from shutil import copyfile
import socket
import sys
import os
FILES_FOLDER = '/user/rjherrera/T2/files'
# setting variables (file_name to publish, ip of the host, (i.e. us) to get the url, url to publish)
file_name = os.path.basename(sys.argv[1])
ip_address = socket.gethostbyname(socket.gethostname())
url = 'http://%s:11009/%s' % (ip_address, file_name)
# 'copy' the file into the serving location -> we are now serving it as we have a running server on that location
copyfile(sys.argv[1], '%s/%s' % (FILES_FOLDER, file_name))
# 'set' the file in our location (url) -> we are now registered in the DHT as a server for it
ipcSend('set %s %s' % (file_name, url))
print('Uploaded %s succesfully.' % file_name)
# we throw an exception if the file wasn't located (if the status code isn't 200)
raise Exception(r.status_code)
except Exception as error:
# we append the errors to a list so that they can be printed only if needed
ERRORS.append(error)
return False
def onResponse(message):
# we get our ip_adress by accessing the socket
ip_address = socket.gethostbyname(socket.gethostname())
for url in message:
# as message is a list of potential places in which the file is located, we iterate over them
if download(url):
# we try to download the url and if we succeed, we register ourselves.
node_url = 'http://%s:11009/%s' % (ip_address, sys.argv[1])
# 'set' the file in our location (node_url) -> we are now registered as a server for it
ipcSend('set %s %s' % (sys.argv[1], node_url))
print(
'Downloaded %s succesfully and saved into %s/. Serving the file.'
% (sys.argv[1], FILES_FOLDER))
return
print('File not downloaded. The following errors ocurred:')
# only if the file wasn't downloaded we print the errors.
print(*('%d) %s' % (i + 1, ERRORS[i]) for i in range(len(ERRORS))),
sep='\n')
# we use the get command and register as a callback the above function
ipcSend('get %s' % sys.argv[1], onResponse)
from kademlia_iic2523.ipc import ipcSend
import sys
# Callback que se ejecutará con la respuesta del nodo
def onResponse(message):
print(message)
# Envía el comando "get key" al nodo
ipcSend("get " + sys.argv[1], onResponse)
from kademlia_iic2523.ipc import ipcSend
import sys
# Envía el string "set key value" al nodo
ipcSend("set " + sys.argv[1] + " " + sys.argv[2])
