add base network

docs/04-upstream-config.adoc

@@ -147,6 +147,8 @@ Currently, dshackle supports next chains (should be used as chain names in confi
 - rinkeby (rinkeby-testnet)
 - ropsten (ropsten-testnet)
 - bitcoin (bitcoin-testnet)
+- base
+- base-goerli
 
 === Roles and Fallback upstream
 

src/main/kotlin/io/emeraldpay/dshackle/BlockchainType.kt

@@ -21,7 +21,9 @@ enum class BlockchainType {
                 chain == Chain.POLYGON_ZKEVM__TESTNET ||
                 chain == Chain.ZKSYNC__MAINNET ||
                 chain == Chain.ZKSYNC__TESTNET ||
-                chain == Chain.POLYGON_POS__MUMBAI
+                chain == Chain.POLYGON_POS__MUMBAI ||
+                chain == Chain.BASE__MAINNET ||
+                chain == Chain.BASE__GOERLI
             ) {
                 return EVM_POS
             }

src/main/kotlin/io/emeraldpay/dshackle/Chain.kt

@@ -47,6 +47,7 @@ enum class Chain(val id: Int, val chainCode: String, val chainName: String) {
         "Arbitrum Nova"
     ),
     ZKSYNC__MAINNET(1009, "ZKSYNC", "ZkSync Era"),
+    BASE__MAINNET(1010, "BASE", "Base"),
 
     // Testnets
     ETHEREUM__MORDEN(10001, "MORDEN", "Morden Testnet"),
@@ -84,7 +85,8 @@ enum class Chain(val id: Int, val chainCode: String, val chainName: String) {
         10013,
         "POLYGON_POS_MUMBAI",
         "Polygon POS Mumbai Testnet"
-    );
+    ),
+    BASE__GOERLI(10014, "BASE_GOERLI", "Base Goerli Testnet");
 
     companion object {
         fun byId(id: Int): Chain {

src/main/kotlin/io/emeraldpay/dshackle/Global.kt

@@ -77,6 +77,8 @@ class Global {
             "zksync" to Chain.ZKSYNC__MAINNET,
             "zksync-testnet" to Chain.ZKSYNC__TESTNET,
             "polygon-mumbai" to Chain.POLYGON_POS__MUMBAI,
+            "base" to Chain.BASE__MAINNET,
+            "base-goerli" to Chain.BASE__GOERLI,
         )
 
         fun chainById(id: String?): Chain {

src/main/kotlin/io/emeraldpay/dshackle/upstream/calls/DefaultEthereumMethods.kt

@@ -271,6 +271,9 @@ class DefaultEthereumMethods(
         Chain.ZKSYNC__TESTNET to HardcodedData("\"280\"", "\"0x118\""),
 
         Chain.BSC__MAINNET to HardcodedData("\"56\"", "\"0x38\""),
+
+        Chain.BASE__MAINNET to HardcodedData("\"8453\"", "\"0x2105\""),
+        Chain.BASE__GOERLI to HardcodedData("\"84531\"", "\"0x14a33\""),
     )
 
     override fun executeHardcoded(method: String): ByteArray {

src/main/resources/chains.yaml

@@ -78,3 +78,15 @@ chain-settings:
       lags:
         syncing: 40
         lagging: 20
+    - id: base
+      options:
+        validate-peers: false
+      lags:
+        syncing: 40
+        lagging: 20
+    - id: base-goerli
+      options:
+        validate-peers: false
+      lags:
+        syncing: 40
+        lagging: 20