Bind to localhost instead of *

nonce.py

@@ -1,109 +1,109 @@
-from flask import *
-import secrets, hashlib
-from model.models import *
-import json
-
-app = Blueprint('nounce', __name__)
-
-SID = 'SID'
-nonces = {}
-authSessions = {}
-users = {}
-
-def loadUsers(path):
-    global users
-    with open(path) as json_file:
-        users = json.load(json_file)
-
-@app.route('/nonce', methods=['GET'])
-def nounce():
-    n = tryGetSessionNonce()
-    if n == None or n.expired():
-        n = generateSessionNonce()
-    n.bump()
-    return jsonify(n.__dict__),201
-
-@app.route('/login', methods=['POST'])
-def login():    
-    if isLoggedIn():
-        return 'already logged in', 400
-
-    n = tryGetSessionNonce()
-    if n == None:
-        return 'no nonce was generated', 400
-    if n.expired():
-        clearSessionNonce()
-        return 'nonce expired', 408
-    
-    user = request.form['user']
-    cnonce = request.form['cnonce']
-    pwdhash = request.form['pwdhash']
-
-    pwdHashed_sha256 = ''
-    if user in users:
-        pwdHashed_sha256 = users[user]
-    else:
-        abort(403)
-
-    hash = generateHash(pwdHashed_sha256, cnonce, n.token)
-    if hash == pwdhash:
-        s = generateAuthSession(user)
-        return jsonify(s.__dict__),201
-    else:
-        abort(403)
-
-@app.route('/check-login', methods=['GET'])
-def checkLogin():
-    if isLoggedIn():
-        asession = authSessions[session[SID]]
-        asession.bumpExpiration()
-        return jsonify(asession.__dict__)
-    else:
-        return abort(403)
-
-@app.route('/login-page', methods=['GET'])
-def loginPage():
-    return render_template('login-page.html')
-
-def isLoggedIn():
-    if SID in session and session[SID] in authSessions:
-        return not(authSessions[session[SID]].expired())
-    return False
-    
-def generateAuthSession(username):
-    asession = AuthSession(username)
-    authSessions[session[SID]] = asession
-    return asession
-
-def getAuthSession():
-    if not SID in session:
-        return None
-    if not session[SID]:
-        return None
-    return authSessions[session[SID]]
-
-def clearSessionNonce():
-    if not SID in session:
-        return
-    if not session[SID] in nonces:
-        return
-    del nonces[session[SID]]
-
-def tryGetSessionNonce():
-    if not SID in session:
-        return None
-    if not session[SID] in nonces:
-        return None
-    return nonces[session[SID]]
-
-def generateSessionNonce():
-    n = Nounce()
-    session[SID] = secrets.token_urlsafe()
-    nonces[session[SID]] = n
-    return n
-
-def generateHash(pwdsha256,cnonce,nonce):
-    all = pwdsha256+cnonce+nonce
-    sha256 = hashlib.sha256( )
-    sha256.update( all.encode('utf8') )
-    return sha256.hexdigest()
+from flask import *
+import secrets, hashlib
+from model.models import *
+import json
+
+app = Blueprint('nounce', __name__)
+
+SID = 'SID'
+nonces = {}
+authSessions = {}
+users = {}
+
+def loadUsers(path):
+    global users
+    with open(path) as json_file:
+        users = json.load(json_file)
+
+@app.route('/nonce', methods=['GET'])
+def nounce():
+    n = tryGetSessionNonce()
+    if n == None or n.expired():
+        n = generateSessionNonce()
+    n.bump()
+    return jsonify(n.__dict__),201
+
+@app.route('/login', methods=['POST'])
+def login():    
+    if isLoggedIn():
+        return 'already logged in', 400
+
+    n = tryGetSessionNonce()
+    if n == None:
+        return 'no nonce was generated', 400
+    if n.expired():
+        clearSessionNonce()
+        return 'nonce expired', 408
+    
+    user = request.form['user']
+    cnonce = request.form['cnonce']
+    pwdhash = request.form['pwdhash']
+
+    pwdHashed_sha256 = ''
+    if user in users:
+        pwdHashed_sha256 = users[user]
+    else:
+        abort(403)
+
+    hash = generateHash(pwdHashed_sha256, cnonce, n.token)
+    if hash == pwdhash:
+        s = generateAuthSession(user)
+        return jsonify(s.__dict__),201
+    else:
+        abort(403)
+
+@app.route('/check-login', methods=['GET'])
+def checkLogin():
+    if isLoggedIn():
+        asession = authSessions[session[SID]]
+        asession.bumpExpiration()
+        return jsonify(asession.__dict__)
+    else:
+        return abort(403)
+
+@app.route('/login-page', methods=['GET'])
+def loginPage():
+    return render_template('login-page.html')
+
+def isLoggedIn():
+    if SID in session and session[SID] in authSessions:
+        return not(authSessions[session[SID]].expired())
+    return False
+    
+def generateAuthSession(username):
+    asession = AuthSession(username)
+    authSessions[session[SID]] = asession
+    return asession
+
+def getAuthSession():
+    if not SID in session:
+        return None
+    if not session[SID]:
+        return None
+    return authSessions[session[SID]]
+
+def clearSessionNonce():
+    if not SID in session:
+        return
+    if not session[SID] in nonces:
+        return
+    del nonces[session[SID]]
+
+def tryGetSessionNonce():
+    if not SID in session:
+        return None
+    if not session[SID] in nonces:
+        return None
+    return nonces[session[SID]]
+
+def generateSessionNonce():
+    n = Nounce()
+    session[SID] = secrets.token_urlsafe()
+    nonces[session[SID]] = n
+    return n
+
+def generateHash(pwdsha256,cnonce,nonce):
+    all = pwdsha256+cnonce+nonce
+    sha256 = hashlib.sha256( )
+    sha256.update( all.encode('utf8') )
+    return sha256.hexdigest()

simple_auth_service.py

@@ -15,5 +15,5 @@ def home():
 
 nonce.loadUsers( os.path.join('data','userlist.json') )
 if __name__ == '__main__':
-    app.run( host='0.0.0.0', port=7070)
+    app.run( port=7070)