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fix: wallet balance metric occasionally reporting false 0 amounts #1433

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Mar 26, 2024
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26 changes: 12 additions & 14 deletions relayer/chains/cosmos/cosmos_chain_processor.go
Original file line number Diff line number Diff line change
Expand Up @@ -538,7 +538,12 @@ func (ccp *CosmosChainProcessor) CollectMetrics(ctx context.Context, persistence

// Wait a while before updating the balance
if time.Since(persistence.lastBalanceUpdate) > persistence.balanceUpdateWaitDuration {
ccp.CurrentRelayerBalance(ctx)
err := ccp.CurrentRelayerBalance(ctx)
if err != nil {
ccp.log.Error(fmt.Sprintf("Failed to update wallet balance metric. Will retry in %v.", persistence.balanceUpdateWaitDuration),
zap.Error(err))
return
}
persistence.lastBalanceUpdate = time.Now()
}
}
Expand All @@ -547,7 +552,7 @@ func (ccp *CosmosChainProcessor) CurrentBlockHeight(ctx context.Context, persist
ccp.metrics.SetLatestHeight(ccp.chainProvider.ChainId(), persistence.latestHeight)
}

func (ccp *CosmosChainProcessor) CurrentRelayerBalance(ctx context.Context) {
func (ccp *CosmosChainProcessor) CurrentRelayerBalance(ctx context.Context) error {
// memoize the current gas prices to only show metrics for "interesting" denoms
gasPrice := ccp.chainProvider.PCfg.GasPrices

Expand All @@ -559,28 +564,20 @@ func (ccp *CosmosChainProcessor) CurrentRelayerBalance(ctx context.Context) {

gp, err := sdk.ParseDecCoins(gasPrice)
if err != nil {
ccp.log.Error(
"Failed to parse gas prices",
zap.Error(err),
)
return fmt.Errorf("failed to parse gas prices: %w", err)
}
ccp.parsedGasPrices = &gp
}

// Get the balance for the chain provider's key
relayerWalletBalances, err := ccp.chainProvider.QueryBalance(ctx, ccp.chainProvider.Key())
if err != nil {
ccp.log.Error(
"Failed to query relayer balance",
zap.Error(err),
)
return fmt.Errorf("failed to query relayer balance: %w", err)
}
address, err := ccp.chainProvider.Address()
if err != nil {
ccp.log.Error(
"Failed to get relayer bech32 wallet addresss",
zap.Error(err),
)
return fmt.Errorf("failed to get relayer bech32 address: %w", err)

}

// Print the relevant gas prices
Expand All @@ -591,4 +588,5 @@ func (ccp *CosmosChainProcessor) CurrentRelayerBalance(ctx context.Context) {
f, _ := big.NewFloat(0.0).SetInt(bal.BigInt()).Float64()
ccp.metrics.SetWalletBalance(ccp.chainProvider.ChainId(), gasPrice, ccp.chainProvider.Key(), address, gasDenom.Denom, f)
}
return nil
}
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