update mempool.space URL.

cmd/trustedcoin/getblock.go

@@ -3,9 +3,11 @@ package main
 import (
 	"encoding/hex"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io/ioutil"
 	"net/http"
+	"strings"
 
 	"github.com/btcsuite/btcd/chaincfg/chainhash"
 	"github.com/btcsuite/btcutil"
@@ -88,7 +90,13 @@ func getHash(height int64) (hash string, err error) {
 			continue
 		}
 
-		hash = string(data)
+		hash = strings.TrimSpace(string(data))
+
+		if len(hash) > 64 {
+			err = errors.New("got something that isn't a block hash: " + hash[:64])
+			continue
+		}
+
 		heightCache[height] = hash
 
 		return hash, nil

cmd/trustedcoin/main.go

@@ -10,7 +10,7 @@ import (
 
 var (
 	esplora = []string{
-		"https://mempool.space/electrs",
+		"https://mempool.space/api",
 		"https://blockstream.info/api",
 	}
 )
@@ -28,7 +28,7 @@ func esploras() (ss []string) {
 func main() {
 	p := plugin.Plugin{
 		Name:    "trustedcoin",
-		Version: "v0.2.1",
+		Version: "v0.2.2",
 		RPCMethods: []plugin.RPCMethod{
 			{
 				"getrawblockbyheight",