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Adding CORS support via environment variable #1822

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merged 2 commits into from
Jul 4, 2021
Merged

Adding CORS support via environment variable #1822

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Adding CORS support via environment variable
adyanth Jun 7, 2021
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adyanth Jun 16, 2021
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7 changes: 6 additions & 1 deletion scripts/pi-hole/php/auth.php
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Original file line number Diff line number Diff line change
Expand Up @@ -47,7 +47,12 @@ function check_cors() {
$virtual_host = getenv('VIRTUAL_HOST');
if (! empty($virtual_host))
array_push($AUTHORIZED_HOSTNAMES, $virtual_host);


# Allow user set CORS
$cors_hosts = getenv('CORS_HOSTS');
if (! empty($cors_hosts))
array_push($AUTHORIZED_HOSTNAMES, ...explode(",", $cors_hosts));

// Since the Host header is easily manipulated, we can only check if it's wrong and can't use it
// to validate that the client is authorized, only unauthorized.
$server_host = $_SERVER['HTTP_HOST'];
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