70 lines
1.8 KiB
PHP
70 lines
1.8 KiB
PHP
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<?php
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// Create an account and apply SSH key
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$config = json_decode(file_get_contents("/var/www/usergen/config.json", true));
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function checkParameters($parameterArray){
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$error = false;
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foreach($parameterArray as $parameter){
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if(!isset($_POST[$parameter])){
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$error = true;
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}
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}
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return $error;
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}
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function apiResult($result){
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header('Content-type: application/json');
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echo json_encode($result);
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exit();
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}
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function success(){
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apiResult(array("status" => true));
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}
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function error($error){
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apiResult(array("status" => false, "error" => $error));
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}
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function validateUsername($username){
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return (preg_match("/^([a-zA-Z0-9_.]+)$/", $username) == 1);
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}
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if (checkParameters(array("pubkey", "userId", "authToken"))){
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error("Missing parameters");
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}
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$userToken = $_POST["authToken"];
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$userId = $_POST["userId"];
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$pubkey = $_POST["pubkey"];
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$request = curl_init();
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curl_setopt($request, CURLOPT_URL, "https://hackers.town/api/v1/accounts/verify_credentials");
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curl_setopt($request, CURLOPT_RETURNTRANSFER, 1);
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curl_setopt($request, CURLOPT_HTTPHEADER, array(
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"Authorization: Bearer ".$userToken
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));
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$response = curl_exec($request);
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curl_close($request);
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$User = json_decode($response);
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// Check User
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if($User->id != $userId){
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error("User Mismatch");
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}
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if(!validateUsername($User->username)){
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error("Invalid Username");
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}
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// Create temporary pubkey holding file
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$TempFileName = "/tmp/mkuser/".uniqid("ssh-", true).".pub";
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if(!file_put_contents($TempFileName, $pubkey."\n")){
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error("Key Addition Failed: Temp");
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}
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// Run User Generation Tool
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// TODO: Replace with custom Rust PHP Extension
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$UserGenCode = shell_exec("/etc/ttyserver/bin/mkuser.tmp \"".$User->username."\" \"".$TempFileName."\" 2>&1; echo $?");
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if($UserGenCode != "0"){
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error("Key Addition Failed: MK-".$UserGenCode);
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}
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success();
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?>
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