satellite/console: make Etherscan URL more configurable

make the block explorer URL (e.g. https://etherscan.io) configurable (default to using https://etherscan.io/)

Issue:
https://github.com/storj/storj/issues/6357

Change-Id: I1c9f14eb4653763318fd96c242130a9c0a7d24c5

satellite/console/config.go

@@ -23,6 +23,7 @@ type Config struct {
 	ProjectInvitationExpiration time.Duration             `help:"duration that project member invitations are valid for" default:"168h"`
 	UserBalanceForUpgrade       int64                     `help:"amount of base units of US micro dollars needed to upgrade user's tier status" default:"10000000"`
 	PlacementEdgeURLOverrides   PlacementEdgeURLOverrides `help:"placement-specific edge service URL overrides in the format {\"placementID\": {\"authService\": \"...\", \"publicLinksharing\": \"...\", \"internalLinksharing\": \"...\"}, \"placementID2\": ...}"`
+	BlockExplorerURL            string                    `help:"url of the transaction block explorer" default:"https://etherscan.io/"`
 	UsageLimits                 UsageLimitsConfig
 	Captcha                     CaptchaConfig
 	Session                     SessionConfig

satellite/console/service.go

@@ -3156,8 +3156,13 @@ type WalletPayments struct {
 }
 
 // EtherscanURL creates etherscan transaction URI.
-func EtherscanURL(tx string) string {
-	return "https://etherscan.io/tx/" + tx
+func (payment Payments) EtherscanURL(tx string) string {
+	url := payment.service.config.BlockExplorerURL
+	if !strings.HasSuffix(url, "/") {
+		url += "/"
+	}
+
+	return url + "tx/" + tx
 }
 
 // ErrWalletNotClaimed shows that no address is claimed by the user.
@@ -3248,7 +3253,7 @@ func (payment Payments) WalletPayments(ctx context.Context) (_ WalletPayments, e
 			Wallet:    walletPayment.To.Hex(),
 			Amount:    walletPayment.USDValue,
 			Status:    string(walletPayment.Status),
-			Link:      EtherscanURL(walletPayment.Transaction.Hex()),
+			Link:      payment.EtherscanURL(walletPayment.Transaction.Hex()),
 			Timestamp: walletPayment.Timestamp,
 		})
 	}
@@ -3279,7 +3284,7 @@ func (payment Payments) WalletPayments(ctx context.Context) (_ WalletPayments, e
 			Wallet:    address.Hex(),
 			Amount:    txn.Amount,
 			Status:    string(txn.Status),
-			Link:      EtherscanURL(meta.ReferenceID),
+			Link:      payment.EtherscanURL(meta.ReferenceID),
 			Timestamp: txn.Timestamp,
 		})
 	}

satellite/console/service_test.go

@@ -1703,7 +1703,7 @@ func TestPaymentsWalletPayments(t *testing.T) {
 				Wallet:    pmnt.To.Hex(),
 				Amount:    pmnt.USDValue,
 				Status:    string(pmnt.Status),
-				Link:      console.EtherscanURL(pmnt.Transaction.Hex()),
+				Link:      sat.API.Console.Service.Payments().EtherscanURL(pmnt.Transaction.Hex()),
 				Timestamp: pmnt.Timestamp,
 			})
 		}
@@ -1745,7 +1745,7 @@ func TestPaymentsWalletPayments(t *testing.T) {
 				Wallet:    meta.Wallet,
 				Amount:    txn.Amount,
 				Status:    string(txn.Status),
-				Link:      console.EtherscanURL(meta.ReferenceID),
+				Link:      sat.API.Console.Service.Payments().EtherscanURL(meta.ReferenceID),
 				Timestamp: txn.Timestamp,
 			})
 		}

scripts/testdata/satellite-config.yaml.lock

@@ -205,6 +205,9 @@ compensation.withheld-percents: 75,75,75,50,50,50,25,25,25,0,0,0,0,0,0
 # url link for for beta satellite support
 # console.beta-satellite-support-url: ""
 
+# url of the transaction block explorer
+# console.block-explorer-url: https://etherscan.io/
+
 # The maximum body size allowed to be received by the API
 # console.body-size-limit: 100.00 KB