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Flask WTF CSRF with CORS
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<!-- executing from http://localhost.localdomain:63342 --> | |
<script src="https://code.jquery.com/jquery-3.1.1.min.js"></script> | |
<script> | |
$.ajax({ | |
url: 'http://localhost.localdomain:5000/', | |
xhrFields: { | |
withCredentials: true | |
}, | |
success: function (data) { | |
$.post({ | |
url: 'http://localhost.localdomain:5000/', | |
headers: { | |
'X-CSRFToken': data.csrf_token | |
}, | |
xhrFields: { | |
withCredentials: true | |
} | |
}); | |
} | |
}); | |
</script> |
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from flask import Flask, jsonify | |
from flask import session | |
from flask_wtf.csrf import generate_csrf, CsrfProtect | |
app = Flask(__name__) | |
app.secret_key = 'dev' | |
csrf = CsrfProtect(app) | |
@app.after_request | |
def add_cors(rv): | |
rv.headers.add('Access-Control-Allow-Origin', 'http://localhost.localdomain:63342') | |
rv.headers.add('Access-Control-Allow-Headers', 'X-CSRFToken') | |
rv.headers.add('Access-Control-Allow-Credentials', 'true') | |
return rv | |
@app.route('/', methods=['GET', 'POST']) | |
def index(): | |
print(session) | |
csrf_token = generate_csrf() | |
return jsonify(csrf_token=csrf_token) | |
if __name__ == '__main__': | |
app.run('localhost.localdomain', use_reloader=True) |
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