user47827: Is it possible to configure c-lightning cookie based authentication to bitcoind as opposed to rpcuser/rpcpassword?
Does lightning.conf read the rpcuser/rpcpassword from bitcoin.conf?
This question was asked by Kalle Rosenbaum on Twitter.

user47827: 
Is it possible to configure c-lightning cookie based authentication to bitcoind as opposed to rpcuser/rpcpassword?

Yes it works with .cookie now. It is automatic, it is the positive side effect of c-lightning invoking bitcoin-cli to communicate with bitcoind instead of handling RPC and authentication itself.

Does lightning.conf read the rpcuser/rpcpassword from bitcoin.conf?

No.
This was answered by various individuals on Twitter.

47827: <p>Is it possible to configure c-lightning cookie based authentication to bitcoind as opposed to rpcuser/rpcpassword?</p>
<p>Does <code>lightning.conf</code> read the rpcuser/rpcpassword from <code>bitcoin.conf</code>?</p>
<p>This question was asked by Kalle Rosenbaum on <a href="https://twitter.com/kallerosenbaum/status/1432051566387908612?s=20" rel="nofollow noreferrer">Twitter</a>.</p>
 47827: <blockquote>
<p>Is it possible to configure c-lightning cookie based authentication to bitcoind as opposed to rpcuser/rpcpassword?</p>
</blockquote>
<p>Yes it works with <code>.cookie</code> now. It is automatic, it is the positive side effect of c-lightning invoking bitcoin-cli to communicate with bitcoind instead of handling RPC and authentication itself.</p>
<blockquote>
<p>Does <code>lightning.conf</code> read the rpcuser/rpcpassword from <code>bitcoin.conf</code>?</p>
</blockquote>
<p>No.</p>
<p>This was answered by various individuals on Twitter.</p>
