Allow config for skipping compaction

src/config.rs

@@ -55,6 +55,7 @@ pub struct Config {
     pub utxos_limit: usize,
     pub electrum_txs_limit: usize,
     pub electrum_banner: String,
+    pub skip_compaction: bool,
     pub mempool_backlog_stats_ttl: u64,
     pub mempool_recent_txs_size: usize,
     pub rest_default_block_limit: usize,
@@ -276,6 +277,10 @@ impl Config {
                     .long("electrum-banner")
                     .help("Welcome banner for the Electrum server, shown in the console to clients.")
                     .takes_value(true)
+            ).arg(
+                Arg::with_name("skip_compaction")
+                    .long("skip-compaction")
+                    .help("Skip compactions after initial sync")
             );
 
         #[cfg(unix)]
@@ -517,6 +522,7 @@ impl Config {
             electrum_rpc_addr,
             electrum_txs_limit: value_t_or_exit!(m, "electrum_txs_limit", usize),
             electrum_banner,
+            skip_compaction: m.is_present("skip_compaction"),
             http_addr,
             http_socket_file,
             rpc_socket_file,

src/new_index/schema.rs

@@ -183,6 +183,7 @@ struct IndexerConfig {
     light_mode: bool,
     address_search: bool,
     index_unspendables: bool,
+    skip_compaction: bool,
     network: Network,
     #[cfg(feature = "liquid")]
     parent_network: crate::chain::BNetwork,
@@ -195,6 +196,7 @@ impl From<&Config> for IndexerConfig {
             address_search: config.address_search,
             index_unspendables: config.index_unspendables,
             network: config.network_type,
+            skip_compaction: config.skip_compaction,
             #[cfg(feature = "liquid")]
             parent_network: config.parent_network,
         }
@@ -250,7 +252,9 @@ impl Indexer {
     fn start_auto_compactions(&self, db: &DB) {
         let key = b"F".to_vec();
         if db.get(&key).is_none() {
-            db.full_compaction();
+            if !self.iconfig.skip_compaction {
+                db.full_compaction();
+            }
             db.put_sync(&key, b"");
             assert!(db.get(&key).is_some());
         }