示例#1
0
def sign_value(value, expiry_delay=SIGNATURE_EXPIRY_INTERVAL):
    expiry_time = int(time.time()) + expiry_delay

    plaintext = ':'.join([settings.SECRET_KEY,
                          str(expiry_time),
                          str(value)])
    return "%d,%s" % (expiry_time, hash_func(plaintext).hexdigest())
示例#2
0
 def fill_entropy_pool(self, reddit_limit: Optional[int] = 10) -> None:
     """
     Makes a call to Reddit to gather n number of posts, then hashes the subreddit names in chunks of five to generate
     entropy.
     :param reddit_limit: The number of posts to return from /r/all/new
     :return: Nothing.
     """
     if self.entropy_avail == self.pool_size:
         return
     url = '{}/r/all/new'.format(self.url)
     r = requests.get(url,
                      params={'limit': reddit_limit},
                      headers=self.headers)
     posts = r.json()['data']['children']
     offset = 0
     while offset < reddit_limit:
         end = offset + 5
         if end > reddit_limit:
             end -= reddit_limit
         b_str = ''.join([
             posts[i]['data']['subreddit'] for i in range(offset, end)
         ]).encode()
         for byte in hash_func(b_str).digest():
             if self.entropy_avail + 8 <= self.pool_size:
                 self.dev_random.append(byte)
                 self.entropy_avail += 8
         offset += 5
示例#3
0
def login(request):
    if request.method != "POST":
        return render_to_response('general/login.html',{'page':'login'},RequestContext(request))
    request.session.set_test_cookie()
    if request.session.test_cookie_worked():
        request.session.delete_test_cookie()
    else:
        return HttpResponse("Please enable cookies and try again")

    input_email = str(request.POST['email'])
    input_pwd = hash_func(str(request.POST['pwd'])).hexdigest()
    login_tuple = Login.objects.all().filter(email=input_email)    
    error_msg = ""
    if login_tuple:
        actual_pwd = str(login_tuple[0].password)
        if input_pwd == actual_pwd:
            request.session['loggedinside'] = True
            request.session['email'] = input_email
            request.session.set_expiry(0)
            #Redirect to home page, but Logged in
            return render_to_response("general/home.html",{},RequestContext(request))
        else:
            error_msg = 'Please enter the right email/password combination'
    else:
        error_msg = 'Please enter the right email/password combination' 
    return render_to_response('general/login.html',{'error_msg': error_msg},context_instance=RequestContext(request))
示例#4
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    def get_modification_signature(self, expiry_delay=STORY_MODIFICATION_SIGNATURE_EXPIRY_INTERVAL):
        expiry_time = int(time.time()) + expiry_delay

        assert self.id, "Cannot generate signature for an unsaved story."

        plaintext = ':'.join([settings.SECRET_KEY,
                              str(expiry_time),
                              str(self.id)])
        return "%d,%s" % (expiry_time, hash_func(plaintext).hexdigest())
示例#5
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def fetch_cached(url, params=None, **kwargs):
    cache_key = hash_func((url + repr(params)).encode('utf-8')).hexdigest()
    cache_file = path.join(CACHE_DIR, cache_key)

    if path.exists(cache_file):
        with open(cache_file, mode="rb") as fd:
            return fd.read()
    else:
        res = requests.get(url, params, **kwargs)
        with open(cache_file, mode="wb+") as fd:
            fd.write(res.content)

        return res.content
示例#6
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    def sign(self, ignore_head=True, ignore_files=True, ignore_tracks=True):
        """ calculate disc (rip) signature (as binary string)

            :param ignore_head:
            :param ignore_files:
            :param ignore_tracks:
            :return:
        """

        # from head
        if ignore_head:
            _1 = ''
        else:
            _head = ('%03d' % len(self.files), '%03d' % len(self.tracks),
                     self.performer, self.title)
            _1 = (''.join([_.lower().encode('utf-8')
                           for _ in _head])).replace(' ', '')
        #

        # from files
        if ignore_files:
            _2 = ''
        else:
            _2 = (''.join([_.name.lower().encode('utf-8')
                           for _ in self.files])).replace(' ', '')
        #

        # from tracks
        _3 = ''
        _4 = "%02X" % len(self.tracks)
        for trk in self.tracks:
            if not ignore_tracks:
                _3 += trk.title.lower().encode('utf-8')
            #
            _4 += ',' + '.'.join(["%06X" % _.time for _ in trk.indexes])
        #
        _3 = _3.replace(' ', '')

        h = hash_func()
        for _ in (_1, _2, _3, _4):
            h.update(_)
        #

        # print(_1)
        # print(_2)
        # print(_3)
        # print(_4)

        return h.digest()
示例#7
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def check_signed_value(value, sig):
    parts = str(sig).split(",", 1) # split only once

    if len(parts) != 2:
        return False

    expiry_time = parts[0]
    sigdigest = parts[1]

    if int(expiry_time) < time.time():
        return False
        
    plaintext = ':'.join([settings.SECRET_KEY,
                          str(expiry_time),
                          str(value)])
        
    return hash_func(plaintext).hexdigest() == sigdigest
示例#8
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    def sign(self, ignore_head=True, ignore_files=True, ignore_tracks=True):
        """ calculate disc (rip) signature (as binary string)

            :param ignore_head:
            :param ignore_files:
            :param ignore_tracks:
            :return:
        """

        # from head
        if ignore_head:
            _1 = ''
        else:
            _head = ('%03d' % len(self.files), '%03d' % len(self.tracks), self.performer, self.title)
            _1 = (''.join([_.lower().encode('utf-8') for _ in _head])).replace(' ', '')
        #

        # from files
        if ignore_files:
            _2 = ''
        else:
            _2 = (''.join([_.name.lower().encode('utf-8') for _ in self.files])).replace(' ', '')
        #

        # from tracks
        _3 = ''
        _4 = "%02X" % len(self.tracks)
        for trk in self.tracks:
            if not ignore_tracks:
                _3 += trk.title.lower().encode('utf-8')
            #
            _4 += ',' + '.'.join(["%06X" % _.time for _ in trk.indexes])
        #
        _3 = _3.replace(' ', '')

        h = hash_func()
        for _ in (_1, _2, _3, _4):
            h.update(_)
        #

        # print(_1)
        # print(_2)
        # print(_3)
        # print(_4)

        return h.digest()
示例#9
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def registeruser(request):
    try:
        if logged_in(request):
            raise Http404() 
        context_instance=RequestContext(request)
        if request.method == 'POST':
            login_form = LoginForm(request.POST)        
            recaptcha_challenge_field = request.POST['recaptcha_challenge_field']
            recaptcha_response_field = request.POST['recaptcha_response_field']
            recaptcha_remote_ip = ""
            captcha_is_correct = check_captcha(recaptcha_challenge_field, 
                                                recaptcha_response_field,
                                                recaptcha_remote_ip)
            login_is_valid = login_form.is_valid()
        
            if login_is_valid and captcha_is_correct:
                cleaned_login_data = login_form.cleaned_data
                cleaned_password = hash_func(cleaned_login_data['password']).hexdigest()
                cleaned_email = cleaned_login_data['email']

                login_instance = Login(cleaned_email, cleaned_password)
                login_instance.save()

                sendmail_after_userreg(cleaned_email, cleaned_login_data['password'])
                notify_new_user(cleaned_email)
                return HttpResponseRedirect('/register/user/success/')

            else:
                captcha = 'true'
                if not captcha_is_correct:
                    captcha = 'false'
                return render_to_response('register/registeruser.html',
                                            {'login_form':login_form,
                                            'page':'register',
                                            'captcha':captcha},
                                        RequestContext(request))
    
        return render_to_response('register/registeruser.html', 
                                                    {'login_form' : LoginForm(),
                                                    'page':'register'},
                                                    RequestContext(request))
    except KeyError:
        return error_key(request)
示例#10
0
    def test_modification_signature(self, sig):
        """Tests a putative mod-signature for this object, retuning True iff
        it is valid."""
        
        parts = str(sig).split(",")

        if len(parts) != 2:
            return False

        expiry_time = parts[0]
        sigdigest = parts[1]

        if int(expiry_time) < time.time():
            return False
        
        plaintext = ':'.join([settings.SECRET_KEY,
                              str(expiry_time),
                              str(self.id)])
        
        return hash_func(plaintext).hexdigest() == sigdigest
示例#11
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 def add_response(self, cursor):
     getpassword = tornado.escape.xhtml_escape(self.get_argument("password"))
     getpassword = hash_func(getpassword).hexdigest();
     results = cursor.fetchall()
     passwordfromdb = ''
     if results:
         passwordfromdb = results[0]
     try:
         if str(passwordfromdb[0]) == str(getpassword):
             self.set_secure_cookie("user", self.get_argument("username"))
             self.set_secure_cookie("incorrect", "0")
             self.redirect("/")
         else:
             incorrect = self.get_secure_cookie("incorrect")
             if not incorrect:
                 incorrect = 0
             self.set_secure_cookie("incorrect", str(int(incorrect) + 1))
             # self.write('<center>Something Wrong With Your Data <a href="/">Go Home</a></center>')
             self.redirect("/login")
     except IndexError:
         incorrect = self.get_secure_cookie("incorrect")
示例#12
0
文件: views.py 项目: pooja33/website
def newregister(request):
    """
    Make a new registration, inserting into User_info and 
    ProfileImage models.
    """
    try:
        # If the user is already loggedin never show the login page
        if logged_in(request):
            return render_to_response('register/logged_in.html',
                                      RequestContext(request))

        # Upon Register button click
        if request.method == 'POST':
            form = NewRegisterForm(request.POST, request.FILES)

            # Form has all valid entries
            if form.is_valid():
                cleaned_reg_data = form.cleaned_data
                inp_username = cleaned_reg_data['username']
                inp_password = cleaned_reg_data['password']
                inp_email = cleaned_reg_data['email']

                # Saving the user inputs into table
                new_register = form.save(commit=False)
                new_register.password = hash_func(inp_password) \
                                            .hexdigest()
                new_register.save()

                user_object = get_object_or_404(User_info, \
                        username=inp_username)

                # Optional image upload processing and saving
                if 'image' in request.FILES:
                    profile_image = request.FILES['image']
                    profile_image_object = ProfileImage \
                            (image=profile_image, \
                            username=user_object)
                    profile_image_object.image.name = inp_username + \
                                                    ".jpg"
                    profile_image_object.save()

                # Setting the session variables
                request.session['username'] = cleaned_reg_data['username']
                request.session['is_loggedin'] = True
                request.session['email'] = cleaned_reg_data['email']
                sendmail_after_userreg(inp_username, inp_password, inp_email)
                notify_new_user(inp_username, inp_email)
                return render_to_response('register/register_success.html',
                            {'is_loggedin':logged_in(request), \
                             'username':request.session['username']}, \
                            RequestContext(request))

            # Invalid form inputs
            else:
                error = "Invalid inputs"
                return render_to_response('register/newregister.html', {
                    'form': form,
                    'error': error
                }, RequestContext(request))

        return render_to_response('register/newregister.html',
                                  {'form': NewRegisterForm},
                                  RequestContext(request))

    except KeyError:
        return error_key(request)
示例#13
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def dict_hash(p_dict):
    hashee = json.dumps(p_dict, sort_keys=True)
    return hash_func(hashee.encode('ascii')).hexdigest()
示例#14
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#!/usr/bin/python
from hashlib import sha512 as hash_func
import getpass

raw_pass1 = getpass.getpass( "Enter the new password: "******"Enter the same again: " );

if raw_pass1 == raw_pass2:
    hashed_password = hash_func(raw_pass1).hexdigest()
    print hashed_password
else:
    print "Please enter the same password twice"
示例#15
0
def newregister(request):
    """
    Make a new registration, inserting into User_info and 
    ProfileImage models.
    """ 
    try:
        # If the user is already loggedin never show the login page
        if logged_in(request):
            return render_to_response('register/logged_in.html', 
                    RequestContext(request))
        
        # Upon Register button click
        if request.method == 'POST':
            form = NewRegisterForm(request.POST, request.FILES)

            # Form has all valid entries
            if form.is_valid():
                cleaned_reg_data = form.cleaned_data
                inp_username = cleaned_reg_data['username']
                inp_password = cleaned_reg_data['password']
                inp_email = cleaned_reg_data['email']

                # Saving the user inputs into table 
                new_register = form.save(commit=False)
                new_register.password = hash_func(inp_password) \
                                            .hexdigest()
                new_register.save()
                
                user_object = get_object_or_404(User_info, \
                        username=inp_username)
                
                # Optional image upload processing and saving
                if 'image' in request.FILES:
                    profile_image = request.FILES['image']
                    profile_image_object = ProfileImage \
                            (image=profile_image, \
                            username=user_object)
                    profile_image_object.image.name = inp_username + \
                                                    ".jpg"
                    profile_image_object.save()
                
                # Setting the session variables
                request.session['username'] = cleaned_reg_data['username']
                request.session['is_loggedin'] = True
		request.session['email'] = cleaned_reg_data['email']
                sendmail_after_userreg(inp_username, inp_password, inp_email)
                notify_new_user(inp_username, inp_email)
                return render_to_response('register/register_success.html',
                            {'is_loggedin':logged_in(request), \
                             'username':request.session['username']}, \
                            RequestContext(request))

            # Invalid form inputs
            else:
                error = "Invalid inputs"
                return render_to_response('register/newregister.html', 
                        {'form': form, 'error':error}, 
                        RequestContext(request))

        return render_to_response('register/newregister.html', 
                {'form': NewRegisterForm}, 
                RequestContext(request))

    except KeyError:
        return error_key(request)
示例#16
0
文件: html.py 项目: vinodyk/feedjack
def hash(value, chars=None):
    'Get N chars (default: all) of secure hash hexdigest of value.'
    value = hash_func(value).hexdigest()
    if chars: value = value[:chars]
    return mark_safe(value)
示例#17
0
文件: html.py 项目: allo-/feedjack
def hash(value, chars=None):
	'Get N chars (default: all) of secure hash hexdigest of value.'
	value = hash_func(value).hexdigest()
	if chars: value = value[:chars]
	return mark_safe(value)
示例#18
0
def change_password(request):
    """
    A view to change the password of a logged in user
    """
    try:
        is_loggedin, username = get_session_variables(request)
        if not is_loggedin:
            return HttpResponseRedirect("/register/login")
        # POST request 
        if request.method == 'POST':
            form = ChangePasswordForm(request.POST)

            # Form inputs are valid
            if form.is_valid():
                new_pass = request.POST['new_password']
               	old_password = hash_func(request.POST['old_password']) \
                                .hexdigest()
                new_password = hash_func(request.POST['new_password']) \
                                .hexdigest()
                confirm_new_password = hash_func(
                                request.POST['confirm_new_password']) \
                                .hexdigest()

                user_data = User_info.objects.get(username = username)
                actual_pwd = user_data.password
                
                # Given current and stored passwords same
                if old_password == actual_pwd:
                    # New and current passwords user provided are not same 
                    if new_password != actual_pwd:
                        # Repass and new pass are same
                        if new_password == confirm_new_password:
                            user_data.password = new_password
                            sendmail_after_pass_change( \
                                    username, \
                                    new_pass, \
                                    user_data.email)
                            user_data.save()
                            return render_to_response( \
                                    'register/pass_success.html',
                                    {'username': username, \
                                    'is_loggedin': is_loggedin}, \
                                    RequestContext(request))
                        # Repass and new pass are not same
                        else:
                            error = "New passwords doesn't match"
                            return render_to_response( \
                                    'register/change_password.html', 
                                    {'form':form, \
                                    'username' :username, \
                                    'is_loggedin':is_loggedin, \
                                    'error':error}, \
                                    RequestContext(request))
                    # New and current password user provided are same
                    else:
                        error = "Your old and new password are same. Please \
                                choose a different password"
                        return render_to_response( \
                                'register/change_password.html', 
                                {'form':form, \
                                'username':username, \
                                'is_loggedin':is_loggedin, \
                                'error':error}, \
                                RequestContext(request))
                # Given current and stored passwords are not same
                else:
                    error = "Current password and given password doesn't match"
                    return render_to_response( \
                            'register/change_password.html', 
                            {'form':form, \
                            'username':username, \
                            'is_loggedin':is_loggedin, \
                            'error':error}, \
                            RequestContext(request))
            # Form inputs is/are invalid
            else:
                form = ChangePasswordForm()

            return render_to_response( \
                    'register/change_password.html', 
                    {'form':form, \
                    'username':username, \
                    'is_loggedin':is_loggedin}, \
                    RequestContext(request))

        return render_to_response( \
                'register/change_password.html',
                {'username': username, \
                'is_loggedin': is_loggedin}, \
                RequestContext(request))

    except KeyError:
        return error_key(request)
示例#19
0
def login(request):
    """
    A view to evaluate login form
    """
    try:
        # If the user is already loggedin never show the login page
        if logged_in(request):
            return render_to_response('register/logged_in.html', \
                    RequestContext(request))

        # Upon signin button click 
        if request.method=='POST':
            form = LoginForm(request.POST)

            # Form has all valid entries
            if form.is_valid():
                cleaned_login_data = form.cleaned_data
                inp_username = cleaned_login_data['username']
                inp_password = cleaned_login_data['password']
                hashed_password = hash_func(inp_password).hexdigest()
                user_tuple = User_info.objects.all().filter \
                        (username = inp_username)
                
                # There exist an entry in table with the given username
                if user_tuple:
                    actual_pwd = user_tuple[0].password
                    
                    # Password matches: session validation
                    if actual_pwd == hashed_password:
                        request.session['is_loggedin'] = True
                        request.session['username'] = inp_username
			request.session['email'] = user_tuple[0].email
                        return HttpResponseRedirect('/')
                    
                    # Invalid password
                    else:
                        error = "Invalid password. Is it really you, " + \
                                str(inp_username) + "?"
                        return render_to_response('register/login.html', \
                                {'form':form, 'error':error},
                                RequestContext(request))

                # There's no entry in the table with the given username
                else:
                    error = "User doesn't exist!"
                    return render_to_response('register/login.html', \
                            {'form':form, 'error':error},
                            RequestContext(request))

            # Invalid form inputs
            else:
                error = "Invalid username and password"
                return render_to_response('register/login.html',
                        {'form':form, 'error':error},
                        RequestContext(request))

        # 'GET' request i.e refresh
        else:
            # User is logged in and hence redirect to home page
    	    if 'is_loggedin' in request.session and \
                request.session['is_loggedin']:
	        return HttpResponseRedirect('/')
            # User is not logged in and refresh the page
            else:
                form=LoginForm()

        return render_to_response('register/login.html',
                {'form':form},
                RequestContext(request))

    except KeyError:
        return error_key(request)
示例#20
0
 def hash_it (self, s):
     return hash_func(s).hexdigest()
示例#21
0
文件: views.py 项目: pooja33/website
def login(request):
    """
    A view to evaluate login form
    """
    try:
        # If the user is already loggedin never show the login page
        if logged_in(request):
            return render_to_response('register/logged_in.html', \
                    RequestContext(request))

        # Upon signin button click
        if request.method == 'POST':
            form = LoginForm(request.POST)

            # Form has all valid entries
            if form.is_valid():
                cleaned_login_data = form.cleaned_data
                inp_username = cleaned_login_data['username']
                inp_password = cleaned_login_data['password']
                hashed_password = hash_func(inp_password).hexdigest()
                user_tuple = User_info.objects.all().filter \
                        (username = inp_username)

                # There exist an entry in table with the given username
                if user_tuple:
                    actual_pwd = user_tuple[0].password

                    # Password matches: session validation
                    if actual_pwd == hashed_password:
                        request.session['is_loggedin'] = True
                        request.session['username'] = inp_username
                        request.session['email'] = user_tuple[0].email
                        return HttpResponseRedirect('/')

                    # Invalid password
                    else:
                        error = "Invalid password. Is it really you, " + \
                                str(inp_username) + "?"
                        return render_to_response('register/login.html', \
                                {'form':form, 'error':error},
                                RequestContext(request))

                # There's no entry in the table with the given username
                else:
                    error = "User doesn't exist!"
                    return render_to_response('register/login.html', \
                            {'form':form, 'error':error},
                            RequestContext(request))

            # Invalid form inputs
            else:
                error = "Invalid username and password"
                return render_to_response('register/login.html', {
                    'form': form,
                    'error': error
                }, RequestContext(request))

        # 'GET' request i.e refresh
        else:
            # User is logged in and hence redirect to home page
            if 'is_loggedin' in request.session and \
                   request.session['is_loggedin']:
                return HttpResponseRedirect('/')
        # User is not logged in and refresh the page
            else:
                form = LoginForm()

        return render_to_response('register/login.html', {'form': form},
                                  RequestContext(request))

    except KeyError:
        return error_key(request)
示例#22
0
文件: views.py 项目: pooja33/website
def change_password(request):
    """
    A view to change the password of a logged in user
    """
    try:
        is_loggedin, username = get_session_variables(request)
        if not is_loggedin:
            return HttpResponseRedirect("/register/login")
        # POST request
        if request.method == 'POST':
            form = ChangePasswordForm(request.POST)

            # Form inputs are valid
            if form.is_valid():
                new_pass = request.POST['new_password']
                old_password = hash_func(request.POST['old_password']) \
                                .hexdigest()
                new_password = hash_func(request.POST['new_password']) \
                                .hexdigest()
                confirm_new_password = hash_func(
                                request.POST['confirm_new_password']) \
                                .hexdigest()

                user_data = User_info.objects.get(username=username)
                actual_pwd = user_data.password

                # Given current and stored passwords same
                if old_password == actual_pwd:
                    # New and current passwords user provided are not same
                    if new_password != actual_pwd:
                        # Repass and new pass are same
                        if new_password == confirm_new_password:
                            user_data.password = new_password
                            sendmail_after_pass_change( \
                                    username, \
                                    new_pass, \
                                    user_data.email)
                            user_data.save()
                            return render_to_response( \
                                    'register/pass_success.html',
                                    {'username': username, \
                                    'is_loggedin': is_loggedin}, \
                                    RequestContext(request))
                        # Repass and new pass are not same
                        else:
                            error = "New passwords doesn't match"
                            return render_to_response( \
                                    'register/change_password.html',
                                    {'form':form, \
                                    'username' :username, \
                                    'is_loggedin':is_loggedin, \
                                    'error':error}, \
                                    RequestContext(request))
                    # New and current password user provided are same
                    else:
                        error = "Your old and new password are same. Please \
                                choose a different password"
                        return render_to_response( \
                                'register/change_password.html',
                                {'form':form, \
                                'username':username, \
                                'is_loggedin':is_loggedin, \
                                'error':error}, \
                                RequestContext(request))
                # Given current and stored passwords are not same
                else:
                    error = "Current password and given password doesn't match"
                    return render_to_response( \
                            'register/change_password.html',
                            {'form':form, \
                            'username':username, \
                            'is_loggedin':is_loggedin, \
                            'error':error}, \
                            RequestContext(request))
            # Form inputs is/are invalid
            else:
                form = ChangePasswordForm()

            return render_to_response( \
                    'register/change_password.html',
                    {'form':form, \
                    'username':username, \
                    'is_loggedin':is_loggedin}, \
                    RequestContext(request))

        return render_to_response( \
                'register/change_password.html',
                {'username': username, \
                'is_loggedin': is_loggedin}, \
                RequestContext(request))

    except KeyError:
        return error_key(request)
示例#23
0
 def hash_it(self, s):
     return hash_func(s).hexdigest()
示例#24
0
 def __init__(self, password, length=40):
     self.fireword = self._get_mingleword(str(hash_func(password.encode("utf-8")).hexdigest()))[:length]