def login(request):
error = None
if request.method == 'POST':
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data['username']
password = form.cleaned_data['password']
try:
if (validators.user_exists(username)
and utils.password_matches(username, password)):
request.session['ocf_user'] = username
return redirect_back(request)
else:
error = (
'Authentication failed. Did you type the wrong username or password?'
)
except ValueError as ex:
error = 'Authentication failed: {error}'.format(
error=str(ex), )
else:
form = LoginForm()
return render(
request,
'login/ocf/login.html',
{
'title': 'OCF Login',
'form': form,
'error': error,
},
)
def login(request):
error = None
if request.method == 'POST':
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data['username']
password = form.cleaned_data['password']
try:
if (validators.user_exists(username) and
utils.password_matches(username, password)):
request.session['ocf_user'] = username
return redirect_back(request)
else:
error = 'Authentication failed. Did you type the wrong' + \
'username or password?'
except ValueError as ex:
error = 'Authentication failed: {error}'.format(
error=str(ex),
)
else:
form = LoginForm()
return render_to_response('login.html', {
'form': form,
'error': error
}, context_instance=RequestContext(request))
def password_matches(username, password):
"""Returns True if the password matches the user account given"""
validators.validate_username(username)
validators.validate_password(username, password, strength_check=False)
if not validators.user_exists(username):
raise ValueError("User doesn't exist")
cmd = 'kinit --no-forwardable -l0 {}@OCF.BERKELEY.EDU'.format(username)
child = pexpect.spawn(cmd, timeout=10)
child.expect("{}@OCF.BERKELEY.EDU's Password:".format(username))
child.sendline(password)
child.expect(pexpect.EOF)
child.close()
return child.exitstatus == 0
def login(request: HttpRequest) -> Union[HttpResponseRedirect, HttpResponse]:
error = None
return_to = request.GET.get('next')
if return_to and _valid_return_path(return_to):
request.session['login_return_path'] = return_to
if request.method == 'POST':
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data['username']
password = form.cleaned_data['password']
try:
if (
validators.user_exists(username) and not
user_is_sorried(username) and
utils.password_matches(username, password)
):
session_login(request, username)
return redirect_back(request)
else:
error = (
'Authentication failed. Your account may be disabled, '
'or you may have typed the wrong username or password.'
)
except ValueError as ex:
error = 'Authentication failed: {error}'.format(
error=str(ex),
)
else:
form = LoginForm()
return render(
request,
'login/ocf/login.html',
{
'title': 'OCF Login',
'form': form,
'error': error,
},
)
def password_matches(username, password):
"""Returns True if the password matches the user account given"""
validators.validate_username(username)
validators.validate_password(username, password, strength_check=False)
if not validators.user_exists(username):
raise ValueError("User doesn't exist")
cmd = 'kinit --no-forwardable -l0 {}@OCF.BERKELEY.EDU'.format(username)
child = pexpect.spawn(cmd, timeout=10)
child.expect("{}@OCF.BERKELEY.EDU's Password:".format(username))
child.sendline(password)
child.expect(pexpect.EOF)
child.close()
return child.exitstatus == 0
def login(request):
error = None
return_to = request.GET.get('next')
if return_to and _valid_return_path(return_to):
request.session['login_return_path'] = return_to
if request.method == 'POST':
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data['username']
password = form.cleaned_data['password']
try:
if (
validators.user_exists(username) and
utils.password_matches(username, password)
):
session_login(request, username)
return redirect_back(request)
else:
error = (
'Authentication failed. Did you type the wrong username or password?'
)
except ValueError as ex:
error = 'Authentication failed: {error}'.format(
error=str(ex),
)
else:
form = LoginForm()
return render(
request,
'login/ocf/login.html',
{
'title': 'OCF Login',
'form': form,
'error': error,
},
)
def login(request, user):
"""Log in a user. Doesn't do any kind of password validation (obviously)."""
assert user_exists(user)
request.session['ocf_user'] = user
def test_exists(self, username):
assert user_exists(username)
def test_exists(self, username):
assert user_exists(username)
