Related repo is here.

Install Node.js environment

Install nodejs and npm, then run these commands.

npm i @cloudflare/binary-install -g
npm i @cloudflare/wrangler -g
npm i @beetcb/ms-graph-cli -g

You may need to set proxy if Internet is limited.

npm config set proxy=http://$IP:$PORT
npm config set https-proxy=http://$IP:$PORT

Get OneDrive API tokens

Open Azure panel and create a new application. Redirect URL should be http://localhost.

Suppose your application ID is $ID.

Then create a client secret, and suppose its value is $VALUE.

Give Microsoft Graph the three permissions below.

offline_access
Files.Read
Files.Read.All

At last, run this command and follow its instruction.

npx @beetcb/ms-graph-cli

Suppose your refresh token is $TOKEN.

Remember to create a folder named Public in your OneDrive root directory, which is the folder you share with.

First, clone the repo.

git clone https://github.com/spencerwooo/onedrive-cf-index

Then login Cloudflare to give permissions.

wrangler login

You can use this command to make sure you have signed in.

wrangler whoami

Create a worker called $NAME in Cloudflare Workers, then edit wrangler.toml and change name to $NAME, account_id and zone_id properly.

Create a KV namespace.

wrangler kv:namespace create "BUCKET" --preview

Then change id and preview_id in wrangler.toml.

Edit src/config/default.js and change client_id to $ID. Also delete the line refresh_token: REFRESH_TOKEN,.

Open your KV namespace and add a new entry with key refresh_token and value $TOKEN.

Edit /src/auth/onedrive.js and add this line after getAccessToken function.

const refresh_token = await BUCKET.get("refresh_token");

Then change config.refresh_token to refresh_token in that file.

At last, set your password as AUTH_PASSWORD and $VALUE as CLIENT_SECRET.

wrangler secret put AUTH_PASSWORD
wrangler secret put CLIENT_SECRET

Edit src/folderView.js and src/render/htmlWrapper.js.

You can also add custom domains. Simply create a CNAME record, and add a Worker Route with route $DOMAIN/*.

You may want to preview it first.

wrangler preview

If everything is OK, publish it.

wrangler publish