voltron/tests/gdb_cli_tests.py

156 lines
3.1 KiB
Python

"""
Tests that test voltron in the gdb cli driver
Tests:
Client -> Server -> GDBAdaptor
Inside a GDB instance
"""
from __future__ import print_function
import tempfile
import sys
import json
import time
import logging
import pexpect
import os
from mock import Mock
from nose.tools import *
import voltron
from voltron.core import *
from voltron.api import *
from voltron.plugin import PluginManager, DebuggerAdaptorPlugin
from .common import *
log = logging.getLogger('tests')
p = None
client = None
def setup():
global p, client, pm
log.info("setting up GDB CLI tests")
voltron.setup_env()
# compile test inferior
pexpect.run("cc -o tests/inferior tests/inferior.c")
# start debugger
start_debugger()
def teardown():
read_data()
p.terminate(True)
def start_debugger(do_break=True):
global p, client
p = pexpect.spawn('gdb')
p.sendline("source dbgentry.py")
p.sendline("file tests/inferior")
p.sendline("set disassembly-flavor intel")
p.sendline("voltron init")
if do_break:
p.sendline("b main")
p.sendline("run loop")
read_data()
time.sleep(2)
client = Client()
def stop_debugger():
# p.sendline("kill")
read_data()
p.terminate(True)
def read_data():
try:
while True:
data = p.read_nonblocking(size=64, timeout=1)
# print(data, end='')
except:
pass
def restart_debugger(do_break=True):
stop_debugger()
start_debugger(do_break)
def test_bad_request():
req = client.create_request('version')
req.request = 'xxx'
res = client.send_request(req)
assert res.is_error
assert res.code == 0x1002
def test_version():
req = client.create_request('version')
res = client.send_request(req)
assert res.api_version == 1.1
assert 'gdb' in res.host_version
def test_registers():
global registers
read_data()
res = client.perform_request('registers')
registers = res.registers
assert res.status == 'success'
assert len(registers) > 0
assert registers['rip'] != 0
def test_memory():
res = client.perform_request('memory', address=registers['rip'], length=0x40)
assert res.status == 'success'
assert len(res.memory) > 0
def test_state_stopped():
res = client.perform_request('state')
assert res.is_success
assert res.state == "stopped"
def test_targets():
res = client.perform_request('targets')
assert res.is_success
assert res.targets[0]['state'] == "stopped"
assert res.targets[0]['arch'] == "x86_64"
assert res.targets[0]['id'] == 0
assert res.targets[0]['file'].endswith('tests/inferior')
def test_stack():
res = client.perform_request('stack', length=0x40)
assert res.status == 'success'
assert len(res.memory) > 0
def test_command():
res = client.perform_request('command', command="info reg")
assert res.status == 'success'
assert len(res.output) > 0
assert 'rax' in res.output
def test_disassemble():
res = client.perform_request('disassemble', count=0x20)
assert res.status == 'success'
assert len(res.disassembly) > 0
assert 'DWORD' in res.disassembly