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authorStephenButtolph <[email protected]>2020-08-20 11:56:38 -0400
committerStephenButtolph <[email protected]>2020-08-20 11:56:38 -0400
commitcb5e141d930e0c245804fe87a2caf4962b8f3c5f (patch)
tree34662f4c4659a55acf33b554f8720c0b4391b305 /plugin
parent6aa9e31ed3082df34373679f98ad2b004bef2ffa (diff)
parent14fe03cbfecf508848bcd1172ea8d2ee3e41fda4 (diff)
added fees
Diffstat (limited to 'plugin')
-rw-r--r--plugin/evm/block.go7
-rw-r--r--plugin/evm/vm.go14
2 files changed, 21 insertions, 0 deletions
diff --git a/plugin/evm/block.go b/plugin/evm/block.go
index 8e13c67..0779e17 100644
--- a/plugin/evm/block.go
+++ b/plugin/evm/block.go
@@ -74,6 +74,13 @@ func (b *Block) Parent() snowman.Block {
// Verify implements the snowman.Block interface
func (b *Block) Verify() error {
+ // Ensure the minimum gas price is paid for every transaction
+ for _, tx := range b.ethBlock.Transactions() {
+ if tx.GasPrice().Cmp(minGasPrice) < 0 {
+ return errInvalidBlock
+ }
+ }
+
vm := b.vm
tx := vm.getAtomicTx(b.ethBlock)
if tx != nil {
diff --git a/plugin/evm/vm.go b/plugin/evm/vm.go
index cc58e8b..f97de09 100644
--- a/plugin/evm/vm.go
+++ b/plugin/evm/vm.go
@@ -41,6 +41,7 @@ import (
geckojson "github.com/ava-labs/gecko/utils/json"
"github.com/ava-labs/gecko/utils/logging"
"github.com/ava-labs/gecko/utils/timer"
+ "github.com/ava-labs/gecko/utils/units"
"github.com/ava-labs/gecko/utils/wrappers"
"github.com/ava-labs/gecko/vms/components/avax"
"github.com/ava-labs/gecko/vms/secp256k1fx"
@@ -79,6 +80,12 @@ const (
)
var (
+ // minGasPrice is the number of nAVAX required per gas unit for a transaction
+ // to be valid
+ minGasPrice = big.NewInt(47)
+
+ txFee = units.MilliAvax
+
errEmptyBlock = errors.New("empty block")
errCreateBlock = errors.New("couldn't create block")
errUnknownBlock = errors.New("unknown block")
@@ -222,12 +229,19 @@ func (vm *VM) Initialize(
}
vm.chainID = g.Config.ChainID
+ vm.txFee = txFee
config := eth.DefaultConfig
config.ManualCanonical = true
config.Genesis = g
config.Miner.ManualMining = true
config.Miner.DisableUncle = true
+
+ // Set minimum price for mining and default gas price oracle value to the min
+ // gas price to prevent so transactions and blocks all use the correct fees
+ config.Miner.GasPrice = minGasPrice
+ config.GPO.Default = minGasPrice
+
if err := config.SetGCMode("archive"); err != nil {
panic(err)
}