Wrap faucet errors and add faucet logging

plugins/faucet/connector.go

@@ -1,6 +1,8 @@
 package faucet
 
 import (
+	"fmt"
+
 	"github.com/iotaledger/hive.go/core/types/confirmation"
 	"github.com/pkg/errors"
 
@@ -31,8 +33,10 @@ func (f *FaucetConnector) UnspentOutputs(addresses ...address.Address) (unspentO
 	unspentOutputs = make(map[address.Address]map[utxo.OutputID]*wallet.Output)
 
 	for _, addr := range addresses {
+		fmt.Println("> Getting unspent outputs for ", addr.Base58())
 		f.indexer.CachedAddressOutputMappings(addr.Address()).Consume(func(mapping *indexer.AddressOutputMapping) {
 			f.tangle.Ledger.Storage.CachedOutput(mapping.OutputID()).Consume(func(output utxo.Output) {
+				fmt.Println("> > Found output ", output.String())
 				if typedOutput, ok := output.(devnetvm.Output); ok {
 					f.tangle.Ledger.Storage.CachedOutputMetadata(typedOutput.ID()).Consume(func(outputMetadata *ledger.OutputMetadata) {
 						if !outputMetadata.IsSpent() {
@@ -57,7 +61,7 @@ func (f *FaucetConnector) UnspentOutputs(addresses ...address.Address) (unspentO
 			})
 		})
 	}
-
+	fmt.Printf("%+v\n", unspentOutputs)
 	return
 }
 

plugins/faucet/faucet.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"time"
 
+	"github.com/cockroachdb/errors"
 	"github.com/iotaledger/hive.go/core/bitmask"
 	"github.com/iotaledger/hive.go/core/identity"
 
@@ -66,7 +67,7 @@ func (f *Faucet) handleFaucetRequest(p *faucet.Payload, ctx context.Context) (*d
 		sendoptions.Context(ctx),
 	)
 	if err != nil {
-		return nil, err
+		return nil, errors.Wrapf(err, "failed to send first transaction from %s to %s", f.Seed().Address(0).Base58(), f.Seed().Address(1).Base58())
 	}
 
 	// send funds to requester
@@ -78,5 +79,5 @@ func (f *Faucet) handleFaucetRequest(p *faucet.Payload, ctx context.Context) (*d
 		sendoptions.WaitForConfirmation(true),
 		sendoptions.Context(ctx),
 	)
-	return tx, err
+	return tx, errors.Wrapf(err, "failed to send second transaction from %s to %s", f.Seed().Address(1).Base58(), p.Address().Base58())
 }