stuff

ansible/services/bitcoin-knots/bitcoin_knots_vars.yml

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+# Bitcoin Knots Configuration Variables
+
+# Version - REQUIRED: Specify exact version/tag to build
+bitcoin_knots_version: "v29.2.knots20251110"  # Must specify exact version/tag
+bitcoin_knots_version_short: "29.2.knots20251110"  # Version without 'v' prefix (for tarball URLs)
+
+# Directories
+bitcoin_knots_dir: /opt/bitcoin-knots
+bitcoin_knots_source_dir: "{{ bitcoin_knots_dir }}/source"
+bitcoin_data_dir: /var/lib/bitcoin  # Standard location for config, logs, wallets
+bitcoin_large_data_dir: /mnt/knots_data  # Custom location for blockchain data (blocks, chainstate)
+bitcoin_conf_dir: /etc/bitcoin
+
+# Network
+bitcoin_rpc_port: 8332
+bitcoin_p2p_port: 8333
+bitcoin_rpc_bind: "127.0.0.1"  # Security: localhost only
+bitcoin_tailscale_interface: tailscale0  # Tailscale interface for UFW rules
+
+# Build options
+bitcoin_build_jobs: 4  # Parallel build jobs (-j flag), adjust based on CPU cores
+bitcoin_build_prefix: /usr/local
+
+# Configuration options
+bitcoin_enable_txindex: true  # Set to true if transaction index needed (REQUIRED for Electrum servers like Electrs/ElectrumX)
+bitcoin_enable_prune: false  # Set to prune amount (e.g., 550) to enable pruning, false for full node (MUST be false for Electrum servers)
+bitcoin_max_connections: 125
+# dbcache will be calculated as 90% of host RAM automatically in playbook
+
+# Service user
+bitcoin_user: bitcoin
+bitcoin_group: bitcoin