WIP: fixed gas price report; withdraw tx still fails

e2e/e2etests/test_solana_deposit.go

@@ -250,16 +250,17 @@ func TestSolanaWithdraw(r *runner.E2ERunner, args []string) {
 	r.Logger.Print("TestSolanaWithdraw...sol zrc20 %s", r.SOLZRC20Addr.String())
 
 	solZRC20 := r.SOLZRC20
-	supply, err := solZRC20.BalanceOf(&bind.CallOpts{}, r.EVMAddress())
+	supply, err := solZRC20.BalanceOf(&bind.CallOpts{}, r.ZEVMAuth.From)
 	if err != nil {
 		r.Logger.Error("Error getting total supply of sol zrc20: %v", err)
 		panic(err)
 	}
 	r.Logger.Print(" supply of %s sol zrc20: %d", r.EVMAddress(), supply)
 
 	amount := big.NewInt(1337)
-
-	tx, err := r.SOLZRC20.Approve(r.ZEVMAuth, r.SOLZRC20Addr, amount)
+	approveAmount := big.NewInt(1e18)
+	//r.Logger.Print("Approving %s sol zrc20 to spend %d", r.ZEVMAuth.From.Hex(), approveAmount)
+	tx, err := r.SOLZRC20.Approve(r.ZEVMAuth, r.SOLZRC20Addr, approveAmount)
 	require.NoError(r, err)
 	receipt := utils.MustWaitForTxReceipt(r.Ctx, r.ZEVMClient, tx, r.Logger, r.ReceiptTimeout)
 	utils.RequireTxSuccessful(r, receipt)

zetaclient/chains/solana/observer/observer.go

@@ -6,6 +6,7 @@ import (
 	"encoding/hex"
 	"fmt"
 	"sync"
+	"time"
 
 	sdkmath "cosmossdk.io/math"
 	"github.com/davecgh/go-spew/spew"
@@ -64,6 +65,8 @@ func NewObserver(
 
 	//ob.coreContext = appContext.ZetacoreContext()
 	ob.chainParams = chainParams
+	// FIXME: config this
+	ob.chain = chains.SolanaLocalnet
 	ob.stop = make(chan struct{})
 	ob.Mu = &sync.Mutex{}
 	ob.zetacoreClient = zetacoreClient
@@ -135,6 +138,8 @@ func (o *Observer) WatchInboundTracker() {
 func (o *Observer) Start() {
 	o.logger.Info().Msgf("observer starting...")
 	go o.WatchInbound()
+	go o.WatchGasPrice()
+
 }
 
 func (o *Observer) Stop() {
@@ -262,3 +267,27 @@ func (o *Observer) ObserveInbound() error {
 	}
 	return nil
 }
+
+func (o *Observer) WatchGasPrice() {
+	ticker := time.NewTicker(10 * time.Second)
+	defer ticker.Stop()
+	for {
+		select {
+		case <-ticker.C:
+			slot, err := o.solanaClient.GetSlot(context.Background(), rpc.CommitmentConfirmed)
+			if err != nil {
+				o.logger.Err(err).Msg("GetSlot error")
+				continue
+			}
+			txhash, err := o.zetacoreClient.PostGasPrice(o.chain, 1, "", slot)
+			if err != nil {
+				o.logger.Err(err).Msg("PostGasPrice error")
+				continue
+			}
+			o.logger.Info().Msgf("gas price posted: %s", txhash)
+		case <-o.stop:
+			o.logger.Info().Msgf("WatchGasPrice stopped for chain %d", o.chain.ChainId)
+			return
+		}
+	}
+}

zetaclient/zetacore/tx.go

@@ -66,8 +66,9 @@ func GasPriceMultiplier(chain chains.Chain) (float64, error) {
 		return clientcommon.EVMOutboundGasPriceMultiplier, nil
 	} else if chain.IsBitcoinChain() {
 		return clientcommon.BTCOutboundGasPriceMultiplier, nil
+	} else {
+		return 1.0, nil // default to 1x multiplier, why not?
 	}
-	return 0, fmt.Errorf("cannot get gas price multiplier for unknown chain %d", chain.ChainId)
 }
 
 // WrapMessageWithAuthz wraps a message with an authz message