From 36c921c601d62cd9681dadbfc4ffa76cbaba76f9 Mon Sep 17 00:00:00 2001
From: terence tsao <terence@prysmaticlabs.com>
Date: Mon, 14 Sep 2020 21:21:46 -0700
Subject: [PATCH] Add spadina config (#7235)

---
 shared/featureconfig/config.go          | 18 +++++++++++++--
 shared/featureconfig/flags.go           |  6 +++++
 shared/params/BUILD.bazel               |  1 +
 shared/params/testnet_spadina_config.go | 30 +++++++++++++++++++++++++
 4 files changed, 53 insertions(+), 2 deletions(-)
 create mode 100644 shared/params/testnet_spadina_config.go

diff --git a/shared/featureconfig/config.go b/shared/featureconfig/config.go
index a93a629786..4cddc6d377 100644
--- a/shared/featureconfig/config.go
+++ b/shared/featureconfig/config.go
@@ -33,8 +33,10 @@ type Flags struct {
 	// State locks
 	NewBeaconStateLocks bool // NewStateLocks for updated beacon state locking.
 	// Testnet Flags.
-	AltonaTestnet bool // AltonaTestnet defines the flag through which we can enable the node to run on the altona testnet.
-	OnyxTestnet   bool // OnyxTestnet defines the flag through which we can enable the node to run on the onyx testnet.
+	AltonaTestnet  bool // AltonaTestnet defines the flag through which we can enable the node to run on the altona testnet.
+	OnyxTestnet    bool // OnyxTestnet defines the flag through which we can enable the node to run on the onyx testnet.
+	SpadinaTestnet bool // Spadina defines the flag through which we can enable the node to run on the spadina testnet.
+
 	// Feature related flags.
 	WriteSSZStateTransitions                   bool // WriteSSZStateTransitions to tmp directory.
 	InitSyncNoVerify                           bool // InitSyncNoVerify when initial syncing w/o verifying block's contents.
@@ -134,6 +136,12 @@ func ConfigureBeaconChain(ctx *cli.Context) {
 		params.UseOnyxNetworkConfig()
 		cfg.OnyxTestnet = true
 	}
+	if ctx.Bool(spadinaTestnet.Name) {
+		log.Warn("Running Node on Spadina Testnet")
+		params.UseSpadinaConfig()
+		params.UseSpadinaNetworkConfig()
+		cfg.SpadinaTestnet = true
+	}
 	if ctx.Bool(writeSSZStateTransitionsFlag.Name) {
 		log.Warn("Writing SSZ states and blocks after state transitions")
 		cfg.WriteSSZStateTransitions = true
@@ -299,6 +307,12 @@ func ConfigureValidator(ctx *cli.Context) {
 		params.UseOnyxNetworkConfig()
 		cfg.OnyxTestnet = true
 	}
+	if ctx.Bool(spadinaTestnet.Name) {
+		log.Warn("Running Node on Spadina Testnet")
+		params.UseSpadinaConfig()
+		params.UseSpadinaNetworkConfig()
+		cfg.SpadinaTestnet = true
+	}
 	if ctx.Bool(enableLocalProtectionFlag.Name) {
 		cfg.LocalProtection = true
 	} else {
diff --git a/shared/featureconfig/flags.go b/shared/featureconfig/flags.go
index 3bc0661194..36260206c6 100644
--- a/shared/featureconfig/flags.go
+++ b/shared/featureconfig/flags.go
@@ -15,6 +15,10 @@ var (
 		Name:  "onyx",
 		Usage: "This defines the flag through which we can run on the Onyx Prysm Testnet",
 	}
+	spadinaTestnet = &cli.BoolFlag{
+		Name:  "spadina",
+		Usage: "This defines the flag through which we can run on the Spadina Multiclient Testnet",
+	}
 	devModeFlag = &cli.BoolFlag{
 		Name:  "dev",
 		Usage: "Enable experimental features still in development. These features may not be stable.",
@@ -636,6 +640,7 @@ var ValidatorFlags = append(deprecatedFlags, []cli.Flag{
 	waitForSyncedFlag,
 	AltonaTestnet,
 	OnyxTestnet,
+	spadinaTestnet,
 	disableAccountsV2,
 }...)
 
@@ -675,6 +680,7 @@ var BeaconChainFlags = append(deprecatedFlags, []cli.Flag{
 	disableNewBeaconStateLocks,
 	AltonaTestnet,
 	OnyxTestnet,
+	spadinaTestnet,
 	batchBlockVerify,
 	initSyncVerbose,
 	disableFinalizedDepositsCache,
diff --git a/shared/params/BUILD.bazel b/shared/params/BUILD.bazel
index bf199f9a42..4e39589ce2 100644
--- a/shared/params/BUILD.bazel
+++ b/shared/params/BUILD.bazel
@@ -14,6 +14,7 @@ go_library(
         "testnet_e2e_config.go",
         "testnet_medalla_config.go",
         "testnet_onyx_config.go",
+        "testnet_spadina_config.go",
         "testutils.go",
     ],
     importpath = "github.com/prysmaticlabs/prysm/shared/params",
diff --git a/shared/params/testnet_spadina_config.go b/shared/params/testnet_spadina_config.go
new file mode 100644
index 0000000000..c6e7a45ef5
--- /dev/null
+++ b/shared/params/testnet_spadina_config.go
@@ -0,0 +1,30 @@
+package params
+
+// UseSpadinaNetworkConfig uses the Spadina specific
+// network config.
+func UseSpadinaNetworkConfig() {
+	cfg := BeaconNetworkConfig().Copy()
+	cfg.ContractDeploymentBlock = 3384340
+	cfg.ChainID = 5
+	cfg.NetworkID = 5
+	cfg.DepositContractAddress = "0x48B597F4b53C21B48AD95c7256B49D1779Bd5890"
+	cfg.BootstrapNodes = []string{}
+
+	OverrideBeaconNetworkConfig(cfg)
+}
+
+// UseSpadinaConfig sets the main beacon chain
+// config for Spadina.
+func UseSpadinaConfig() {
+	beaconConfig = SpadinaConfig()
+}
+
+// SpadinaConfig defines the config for the
+// Spadina testnet.
+func SpadinaConfig() *BeaconChainConfig {
+	cfg := MainnetConfig().Copy()
+	cfg.MinGenesisTime = 1601380800
+	cfg.GenesisForkVersion = []byte{0x00, 0x00, 0x00, 0x00}
+	cfg.MinGenesisActiveValidatorCount = 1024
+	return cfg
+}