fix: use different database file names for signet and testnet4 to avoid wrong height

zetaclient/config/types.go

@@ -6,6 +6,8 @@
 	"sync"
 
 	"github.com/showa-93/go-mask"
+
+	"github.com/zeta-chain/node/pkg/chains"
 )
 
 // KeyringBackend is the type of keyring backend to use for the hotkey
@@ -139,7 +141,13 @@
 	// this will allow new 'zetaclientd' binary to work with old config file
 	btcCfg, found := c.BTCChainConfigs[chainID]
 	if !found || btcCfg.Empty() {
-		btcCfg = c.BitcoinConfig
+		// fallback to old 'BitcoinConfig' ONLY for mainnet and testnet.
+		// we don't want observers who hasn't setup their Signet/Testnet4 endpoints to use old config
+		// because old config is either testnet3 or mainnet which is the incorrect endpoint to use.
+		if chainID == chains.BitcoinMainnet.ChainId ||
+			chainID == chains.BitcoinTestnet.ChainId {
+			btcCfg = c.BitcoinConfig
+		}
 	}
 
 	return btcCfg, !btcCfg.Empty()

zetaclient/config/types_test.go

@@ -86,6 +86,24 @@ func Test_GetBTCConfig(t *testing.T) {
 			},
 			want: false,
 		},
+		{
+			name:    "should not fallback to old config if Signet config is not set in the new config",
+			chainID: chains.BitcoinSignetTestnet.ChainId,
+			oldCfg: config.BTCConfig{
+				RPCHost: "localhost",
+			},
+			btcCfg: nil, // new config is not set
+			want:   false,
+		},
+		{
+			name:    "should not fallback to old config if Testnet4 config is not set in the new config",
+			chainID: chains.BitcoinTestnet4.ChainId,
+			oldCfg: config.BTCConfig{
+				RPCHost: "localhost",
+			},
+			btcCfg: nil, // new config is not set
+			want:   false,
+		},
 	}
 
 	for _, tt := range tests {

zetaclient/orchestrator/bootstrap.go

@@ -11,6 +11,7 @@
 	"github.com/pkg/errors"
 	"github.com/tonkeeper/tongo/ton"
 
+	"github.com/zeta-chain/node/pkg/chains"
 	toncontracts "github.com/zeta-chain/node/pkg/contracts/ton"
 	"github.com/zeta-chain/node/zetaclient/chains/base"
 	btcobserver "github.com/zeta-chain/node/zetaclient/chains/bitcoin/observer"
@@ -32,10 +33,6 @@
 	"github.com/zeta-chain/node/zetaclient/metrics"
 )
 
-// btcDatabaseFilename is the Bitcoin database file name now used in mainnet,
-// so we keep using it here for backward compatibility
-const btcDatabaseFilename = "btc_chain_client"
-
 // CreateSignerMap creates a map of interfaces.ChainSigner (by chainID) for all chains in the config.
 // Note that signer construction failure for a chain does not prevent the creation of signers for other chains.
 func CreateSignerMap(
@@ -363,7 +360,7 @@
 				continue
 			}
 
-			database, err := db.NewFromSqlite(dbpath, btcDatabaseFilename, true)
+			database, err := db.NewFromSqlite(dbpath, btcDatabaseFileName(*rawChain), true)
 			if err != nil {
 				logger.Std.Error().Err(err).Msgf("unable to open database for BTC chain %d", chainID)
 				continue
@@ -481,6 +478,20 @@
 	return added, removed, nil
 }
 
+func btcDatabaseFileName(chain chains.Chain) string {
+	// btcDatabaseFilename is the Bitcoin database file name now used in mainnet and testnet3
+	// so we keep using it here for backward compatibility
+	const btcDatabaseFilename = "btc_chain_client"
+
+	// For additional bitcoin networks, we can use the chain name as the database file name
+	switch chain.ChainId {
+	case chains.BitcoinMainnet.ChainId, chains.BitcoinTestnet.ChainId:
+		return btcDatabaseFilename
+	default:
+		return chain.Name
+	}
+}
+
 func makeTONClient(
 	ctx context.Context,
 	cfg config.TONConfig,