Resolves #28. We didn't manage to catch this error during testing, so we're normalizing its handling and hope that this will not happen again

db/redis/redis.go

@@ -4,12 +4,12 @@ import (
 	"bytes"
 	"compress/zlib"
 	"encoding/json"
+	"fmt"
 	"io"
 	"strconv"
 	"strings"
 	"time"
 
-	"github.com/getsentry/raven-go"
 	"github.com/mediocregopher/radix.v2/pool"
 	"github.com/mediocregopher/radix.v2/redis"
 	"github.com/mediocregopher/radix.v2/util"
@@ -205,17 +205,10 @@ func findMojangUuidByUsername(username string, conn util.Cmder) (string, bool, e
 
 	data, _ := response.Str()
 	parts := strings.Split(data, ":")
-	// Temporary debug statement to investigate https://github.com/elyby/chrly/issues/28
+	// https://github.com/elyby/chrly/issues/28
 	if len(parts) < 2 {
-		raven.Capture(raven.NewPacketWithExtra(
-			"mojangUsernameToUuid hash contains corrupted data",
-			raven.Extra{
-				"rawValue": "hello world",
-				"username": "this is username",
-			},
-		), map[string]string{})
-
-		return "", false, nil
+		conn.Cmd("HDEL", mojangUsernameToUuidKey, key)
+		return "", false, fmt.Errorf("Got unexpected response from the mojangUsernameToUuid hash: \"%s\"", data)
 	}
 
 	timestamp, _ := strconv.ParseInt(parts[1], 10, 64)

db/redis/redis_integration_test.go

@@ -357,6 +357,22 @@ func (suite *redisTestSuite) TestGetUuid() {
 		resp := suite.cmd("HGET", "hash:mojang-username-to-uuid", "mock")
 		suite.Require().True(resp.IsType(redis.Nil), "should cleanup expired records")
 	})
+
+	suite.RunSubTest("exists, but corrupted record", func() {
+		suite.cmd("HSET",
+			"hash:mojang-username-to-uuid",
+			"mock",
+			"corrupted value",
+		)
+
+		uuid, found, err := suite.Redis.GetUuid("Mock")
+		suite.Require().Empty(uuid)
+		suite.Require().False(found)
+		suite.Require().Error(err, "Got unexpected response from the mojangUsernameToUuid hash: \"corrupted value\"")
+
+		resp := suite.cmd("HGET", "hash:mojang-username-to-uuid", "mock")
+		suite.Require().True(resp.IsType(redis.Nil), "should cleanup expired records")
+	})
 }
 
 func (suite *redisTestSuite) TestStoreUuid() {