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#!/usr/bin/env python
import urllib2
import urllib
import json
import base64
import sys
import struct
import hashlib
import itertools
from certtools import *
baseurl = "https://127.0.0.1:8080/"
certfiles = ["testcerts/cert1.txt", "testcerts/cert2.txt",
"testcerts/cert3.txt", "testcerts/cert4.txt",
"testcerts/cert5.txt"]
cc1 = get_certs_from_file(certfiles[0])
cc2 = get_certs_from_file(certfiles[1])
cc3 = get_certs_from_file(certfiles[2])
cc4 = get_certs_from_file(certfiles[3])
cc5 = get_certs_from_file(certfiles[4])
failures = 0
def assert_equal(actual, expected, name):
global failures
if actual != expected:
print "ERROR:", name, "expected", expected, "got", actual
failures += 1
else:
print name, "was correct"
def print_and_check_tree_size(expected):
global failures
sth = get_sth(baseurl)
try:
check_sth_signature(baseurl, sth)
except AssertionError, e:
print "ERROR:", e
failures += 1
except ecdsa.keys.BadSignatureError, e:
print "ERROR: bad STH signature"
failures += 1
tree_size = sth["tree_size"]
if tree_size == expected:
print "tree size", tree_size
else:
print "ERROR: tree size", tree_size, "expected", expected
failures += 1
def do_add_chain(chain):
global failures
try:
result = add_chain(baseurl, {"chain":map(base64.b64encode, chain)})
except ValueError, e:
print "ERROR:", e
failures += 1
try:
check_sct_signature(baseurl, chain[0], result)
except AssertionError, e:
print "ERROR:", e
failures += 1
except ecdsa.keys.BadSignatureError, e:
print "ERROR: bad SCT signature"
failures += 1
print "signature check succeeded"
return result
def get_and_validate_proof(timestamp, cert, leaf_index, nentries):
merkle_tree_leaf = pack_mtl(timestamp, cert)
leaf_hash = get_leaf_hash(merkle_tree_leaf)
sth = get_sth(baseurl)
proof = get_proof_by_hash(baseurl, leaf_hash, sth["tree_size"])
assert_equal(proof["leaf_index"], leaf_index, "leaf_index")
assert_equal(len(proof["audit_path"]), nentries, "audit_path length")
print_and_check_tree_size(0)
result1 = do_add_chain(cc1)
print_and_check_tree_size(1)
result2 = do_add_chain(cc1)
assert_equal(result2["timestamp"], result1["timestamp"], "timestamp")
print_and_check_tree_size(1)
# TODO: add invalid cert and check that it generates an error
# and that treesize still is 1
get_and_validate_proof(result1["timestamp"], cc1[0], 0, 0)
result3 = do_add_chain(cc2)
print_and_check_tree_size(2)
get_and_validate_proof(result1["timestamp"], cc1[0], 0, 1)
get_and_validate_proof(result3["timestamp"], cc2[0], 1, 1)
result4 = do_add_chain(cc3)
print_and_check_tree_size(3)
get_and_validate_proof(result1["timestamp"], cc1[0], 0, 2)
get_and_validate_proof(result3["timestamp"], cc2[0], 1, 2)
get_and_validate_proof(result4["timestamp"], cc3[0], 2, 1)
result5 = do_add_chain(cc4)
print_and_check_tree_size(4)
get_and_validate_proof(result1["timestamp"], cc1[0], 0, 2)
get_and_validate_proof(result3["timestamp"], cc2[0], 1, 2)
get_and_validate_proof(result4["timestamp"], cc3[0], 2, 2)
get_and_validate_proof(result5["timestamp"], cc4[0], 3, 2)
result6 = do_add_chain(cc5)
print_and_check_tree_size(5)
get_and_validate_proof(result1["timestamp"], cc1[0], 0, 3)
get_and_validate_proof(result3["timestamp"], cc2[0], 1, 3)
get_and_validate_proof(result4["timestamp"], cc3[0], 2, 3)
get_and_validate_proof(result5["timestamp"], cc4[0], 3, 3)
get_and_validate_proof(result6["timestamp"], cc5[0], 4, 1)
print "-------"
if failures:
print failures, "failed tests" if failures != 1 else "failed test"
sys.exit(1)
else:
print "all tests succeeded"
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