Created
November 21, 2016 07:57
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Forward-all proxy for CARTO's password/token-protected named maps
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<!doctype html> | |
<html lang="en"> | |
<head> | |
<meta charset="utf-8"> | |
<link rel="stylesheet" href="https://cartodb-libs.global.ssl.fastly.net/cartodb.js/v3/3.15/themes/css/cartodb.css" /> | |
<script src="https://cartodb-libs.global.ssl.fastly.net/cartodb.js/v3/3.15/cartodb.js"></script> | |
<title>Password-protected named map example</title> | |
</head> | |
<body> | |
<div id="map" style="height: 500px"></div> | |
<script> | |
cartodb.createVis( | |
"map", | |
"https://localhost:5000/user/demo-admin/api/v2/viz/8acb1fbe-aa25-11e6-870f-ea8015be2564/viz.json", | |
{ maps_api_template: "https://localhost:5000/user-demo-admin" } | |
).done(function (vis, layers) { | |
map = vis.getNativeMap(); | |
cartodb.createLayer( | |
map, | |
{ | |
user_name: "demo-admin", | |
type: 'namedmap', | |
options: { | |
named_map: { | |
name: "tpl_f7a74d56_a7f0_11e6_b9b8_ea8015be2564", | |
layers: [ | |
{ | |
"layer_name": "dot_rail_safety_data", | |
} | |
] | |
} | |
} | |
}, | |
{ | |
maps_api_template: "https://localhost:5000/user/demo-admin" | |
} | |
).addTo(map); | |
}); | |
</script> | |
</body> | |
</html> |
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import requests | |
from flask import Flask, request | |
BASE_URL = "https://test130.cartodb.solutions" | |
VERIFY_SSL_CERT = False # Set to True if you want the proxy to verify CARTO's cert (set to False because in this example we're hitting an onprem with self-signed certs). | |
app = Flask(__name__) | |
@app.route('/', defaults={'path': ''}) | |
@app.route('/<path:path>') | |
def viz_json(path): | |
# Add auth_token to every forwarded request. A bit overkill, but does the trick | |
args = dict(request.args) | |
args["auth_token"] = "28c191c187e06780f90d7bde5dc07a0ea267b922e9286b5dec4648eaf2ae1dca" | |
# Forward request to CARTO | |
response = requests.get(BASE_URL + request.path, params=args, verify=VERIFY_SSL_CERT, stream=True) | |
# Send CARTO's response back to the browser | |
return (response.raw.read(), response.status_code, response.headers.items()) | |
if __name__ == "__main__": | |
# SSL is required for password-protected named maps | |
# Using a self-signed cert here | |
# In order to use real certs, do app.run(ssl_context=('path.to/server.crt', 'path.to/server.key')) | |
app.run(ssl_context="adhoc") |
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Flask==0.11.1 | |
requests==2.11.1 | |
pyOpenSSL==16.2.0 |
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