Added rpcauth.py to bitcoin

hosts

@@ -33,7 +33,9 @@ bitcoin_version=26.0
 clightning_version=23.11.2
 clightning_platform=Fedora-28-amd64
 bitcoin_rpcuser=n0xb0x
-bitcoin_rpcpassword=rVhfmriXjB8uFekmn7sLvnUiY610JaOx
+bitcoin_rpcpassword=VTyzGzBQZn2PdAHgl_mSQPDNJnhNGqQE13N7acOnLIE
+#bitcoin_rpcpassword=rVhfmriXjB8uFekmn7sLvnUiY610JaOx
+bitcoin_rpcauth=rpcauth=n0xb0x:abc92d2e5020c3071600c7db53075dfc$1a0aff9b8ebcf3889edfa003c64ef81b9b117987da0d97aa967c08ac0c5ad7d2
 electrs_version=0.10.2
 zerotier_network=
 #Update wariness - 1 = very reluctant to update, 0 = eager to update

roles/apps/files/bitcoin/rpcauth.py

@@ -0,0 +1,54 @@
+#! /usr/bin/env python3
+# vim:fenc=utf-8
+#
+# Copyright © 2024 barry <barry@e14>
+#
+# Distributed under terms of the MIT license.
+
+"""
+bitcoin tool to generate rpcauth
+"""
+
+#!/usr/bin/env python3
+# Copyright (c) 2015-2021 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+from argparse import ArgumentParser
+from getpass import getpass
+from secrets import token_hex, token_urlsafe
+import hmac
+
+def generate_salt(size):
+    """Create size byte hex salt"""
+    return token_hex(size)
+
+def generate_password():
+    """Create 32 byte b64 password"""
+    return token_urlsafe(32)
+
+def password_to_hmac(salt, password):
+    m = hmac.new(salt.encode('utf-8'), password.encode('utf-8'), 'SHA256')
+    return m.hexdigest()
+
+def main():
+    parser = ArgumentParser(description='Create login credentials for a JSON-RPC user')
+    parser.add_argument('username', help='the username for authentication')
+    parser.add_argument('password', help='leave empty to generate a random password or specify "-" to prompt for password', nargs='?')
+    args = parser.parse_args()
+
+    if not args.password:
+        args.password = generate_password()
+    elif args.password == '-':
+        args.password = getpass()
+
+    # Create 16 byte hex salt
+    salt = generate_salt(16)
+    password_hmac = password_to_hmac(salt, args.password)
+
+    print('String to be appended to bitcoin.conf:')
+    print(f'rpcauth={args.username}:{salt}${password_hmac}')
+    print(f'Your password:\n{args.password}')
+
+if __name__ == '__main__':
+    main()

roles/apps/tasks/bitcoin.yml

@@ -69,4 +69,8 @@
     mode: '0700'
   notify: rebuild_bitcoin
 
-
+- name: bitcoin - copy rpcauth.py utility
+  ansible.builtin.copy:
+    src: bitcoin/rpcauth.py
+    dest: ~/Container/bitcoin/rpcauth.py
+    mode: '0700'

roles/apps/templates/bitcoin/bin/btc_oneshot.j2

@@ -10,7 +10,7 @@ btc_init
 if [ $# -eq 0 ]; then
     # If IPv6 is in the container do both:
     #set -- '-rpcbind=[::]:8332' '-rpcallowip=::/0' '-rpcallowip=0.0.0.0/0'
-    set -- '-rpcbind=:8332' '-rpcallowip=0.0.0.0/0' '-rpcuser={{bitcoin_rpcuser}}' '-rpcpassword={{bitcoin_rpcpassword}}'
+    set -- '-rpcbind=:8332' '-rpcallowip=0.0.0.0/0' '-rpcauth={{bitcoin_rpcauth}}'
 fi
 
 exec bitcoind "$@"