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simplify

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This commit is contained in:
Evan Pratten 2023-03-27 14:51:05 -04:00
parent a4e1662553
commit c199167a8f
1 changed files with 36 additions and 25 deletions
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61
functions/v2/[[image]].js
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@ -15,34 +15,45 @@ export function onRequest(context) {
// Parse the path out of the url
const url = new URL(context.request.url);
// The first segment of the path is probably the user
var path_split = url.pathname.split("/");
// // The first segment of the path is probably the user
// var path_split = url.pathname.split("/");
// The image name is the part between `/vx/` and the first action token
var image_name = "";
for (var token of path_split) {
if (token == "v2" || token == "") {
continue;
}
if (POSSIBLE_ACTION_TOKENS.includes(token)) {
// // The image name is the part between `/vx/` and the first action token
// var image_name = "";
// for (var token of path_split) {
// if (token == "v2" || token == "") {
// continue;
// }
// if (POSSIBLE_ACTION_TOKENS.includes(token)) {
// break;
// }
// image_name += token + "/";
// }
// // The action_url is everything after the image name
// var action_url = url.pathname.replace(`/v2/${image_name}`, "");
// // If there is a slash and the first part is not an allowed user, fail
// var image_name_parts = image_name.split("/");
// if (image_name_parts.length > 1 && !ALLOWED_USERS.includes(image_name_parts[0])) {
// return new Response(`User does not exist ${image_name_parts[0]}`, { status: 404 });
// }
// // If there is no slash, add the default user to the image name
// if (image_name_parts.length == 1) {
// image_name = `${DEFAULT_USER}/${image_name}`;
// }
var has_allowed_user = false;
for (var user of ALLOWED_USERS) {
if (url.pathname.startsWith(`/v2/${user}/`)) {
has_allowed_user = true;
break;
}
image_name += token + "/";
}
if (!has_allowed_user) {
return new Response(`User does not exist`, { status: 404 });
}
// The action_url is everything after the image name
var action_url = url.pathname.replace(`/v2/${image_name}`, "");
// If there is a slash and the first part is not an allowed user, fail
var image_name_parts = image_name.split("/");
if (image_name_parts.length > 1 && !ALLOWED_USERS.includes(image_name_parts[0])) {
return new Response(`User does not exist ${image_name_parts[0]}`, { status: 404 });
}
// If there is no slash, add the default user to the image name
if (image_name_parts.length == 1) {
image_name = `${DEFAULT_USER}/${image_name}`;
}
return Response.redirect(`https://ghcr.io/v2/${image_name}/${action_url}`, 302);
return Response.redirect(`https://ghcr.io/${url.pathname}`, 302);
}