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#1: Log unexpected errors from Mojang API

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This commit is contained in:
ErickSkrauch 2019-04-30 00:36:51 +03:00
parent 6daec4dc4b
commit f213ed45c7
2 changed files with 48 additions and 12 deletions
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17
api/mojang/queue/queue.go
View File

@ -123,12 +123,10 @@ func (ctx *JobsQueue) queueRound() {
profiles, err := usernamesToUuids(usernames) profiles, err := usernamesToUuids(usernames)
if err != nil { if err != nil {
defer func() { ctx.handleResponseError(err)
for _, job := range jobs { for _, job := range jobs {
job.RespondTo <- nil job.RespondTo <- nil
} }
}()
ctx.maybeShouldPanic(err)
return return
} }
@ -170,7 +168,7 @@ func (ctx *JobsQueue) getTextures(uuid string) *mojang.SignedTexturesResponse {
ctx.Logger.RecordTimer("mojang_textures.textures.request_time", time.Since(start)) ctx.Logger.RecordTimer("mojang_textures.textures.request_time", time.Since(start))
shouldCache := true shouldCache := true
if err != nil { if err != nil {
ctx.maybeShouldPanic(err) ctx.handleResponseError(err)
shouldCache = false shouldCache = false
} }
@ -181,8 +179,7 @@ func (ctx *JobsQueue) getTextures(uuid string) *mojang.SignedTexturesResponse {
return result return result
} }
// Starts to panic if there's an unexpected error func (ctx *JobsQueue) handleResponseError(err error) {
func (ctx *JobsQueue) maybeShouldPanic(err error) {
ctx.Logger.Debug("Got response error :err", wd.ErrParam(err)) ctx.Logger.Debug("Got response error :err", wd.ErrParam(err))
switch err.(type) { switch err.(type) {
@ -206,5 +203,5 @@ func (ctx *JobsQueue) maybeShouldPanic(err error) {
} }
} }
panic(err) ctx.Logger.Emergency("Unknown Mojang response error: :err", wd.ErrParam(err))
} }

43
api/mojang/queue/queue_test.go
View File

@ -3,6 +3,7 @@ package queue
import ( import (
"crypto/rand" "crypto/rand"
"encoding/base64" "encoding/base64"
"errors"
"net" "net"
"strings" "strings"
"syscall" "syscall"
@ -406,7 +407,7 @@ var expectedErrors = []error{
syscall.ECONNREFUSED, syscall.ECONNREFUSED,
} }
func (suite *queueTestSuite) TestShouldNotPanicWhenExpectedErrorReturnedFromUsernameToUuidRequest() { func (suite *queueTestSuite) TestShouldNotLogErrorWhenExpectedErrorReturnedFromUsernameToUuidRequest() {
suite.Logger.On("IncCounter", mock.Anything, mock.Anything) suite.Logger.On("IncCounter", mock.Anything, mock.Anything)
suite.Logger.On("UpdateGauge", mock.Anything, mock.Anything) suite.Logger.On("UpdateGauge", mock.Anything, mock.Anything)
suite.Logger.On("RecordTimer", mock.Anything, mock.Anything) suite.Logger.On("RecordTimer", mock.Anything, mock.Anything)
@ -426,7 +427,23 @@ func (suite *queueTestSuite) TestShouldNotPanicWhenExpectedErrorReturnedFromUser
} }
} }
func (suite *queueTestSuite) TestShouldNotPanicWhenExpectedErrorReturnedFromUuidToTexturesRequest() { func (suite *queueTestSuite) TestShouldLogEmergencyOnUnexpectedErrorReturnedFromUsernameToUuidRequest() {
suite.Logger.On("IncCounter", mock.Anything, mock.Anything)
suite.Logger.On("UpdateGauge", mock.Anything, mock.Anything)
suite.Logger.On("RecordTimer", mock.Anything, mock.Anything)
suite.Logger.On("Debug", "Got response error :err", mock.Anything).Once()
suite.Logger.On("Emergency", "Unknown Mojang response error: :err", mock.Anything).Once()
suite.Storage.On("GetUuid", "maksimkurb").Return("", &ValueNotFound{})
suite.MojangApi.On("UsernamesToUuids", []string{"maksimkurb"}).Once().Return(nil, errors.New("unexpected error"))
resultChan := suite.Queue.GetTexturesForUsername("maksimkurb")
suite.Iterate()
suite.Assert().Nil(<-resultChan)
}
func (suite *queueTestSuite) TestShouldNotLogErrorWhenExpectedErrorReturnedFromUuidToTexturesRequest() {
suite.Logger.On("IncCounter", mock.Anything, mock.Anything) suite.Logger.On("IncCounter", mock.Anything, mock.Anything)
suite.Logger.On("UpdateGauge", mock.Anything, mock.Anything) suite.Logger.On("UpdateGauge", mock.Anything, mock.Anything)
suite.Logger.On("RecordTimer", mock.Anything, mock.Anything) suite.Logger.On("RecordTimer", mock.Anything, mock.Anything)
@ -452,6 +469,28 @@ func (suite *queueTestSuite) TestShouldNotPanicWhenExpectedErrorReturnedFromUuid
} }
} }
func (suite *queueTestSuite) TestShouldLogEmergencyOnUnexpectedErrorReturnedFromUuidToTexturesRequest() {
suite.Logger.On("IncCounter", mock.Anything, mock.Anything)
suite.Logger.On("UpdateGauge", mock.Anything, mock.Anything)
suite.Logger.On("RecordTimer", mock.Anything, mock.Anything)
suite.Logger.On("Debug", "Got response error :err", mock.Anything).Once()
suite.Logger.On("Emergency", "Unknown Mojang response error: :err", mock.Anything).Once()
suite.Storage.On("GetUuid", "maksimkurb").Return("", &ValueNotFound{})
suite.Storage.On("StoreUuid", "maksimkurb", "0d252b7218b648bfb86c2ae476954d32")
suite.Storage.On("GetTextures", "0d252b7218b648bfb86c2ae476954d32").Return(nil, &ValueNotFound{})
// Storage.StoreTextures shouldn't be called
suite.MojangApi.On("UsernamesToUuids", []string{"maksimkurb"}).Once().Return([]*mojang.ProfileInfo{
{Id: "0d252b7218b648bfb86c2ae476954d32", Name: "maksimkurb"},
}, nil)
suite.MojangApi.On("UuidToTextures", "0d252b7218b648bfb86c2ae476954d32", true).Once().Return(nil, errors.New("unexpected error"))
resultChan := suite.Queue.GetTexturesForUsername("maksimkurb")
suite.Iterate()
suite.Assert().Nil(<-resultChan)
}
func (suite *queueTestSuite) TestReceiveTexturesForNotAllowedMojangUsername() { func (suite *queueTestSuite) TestReceiveTexturesForNotAllowedMojangUsername() {
suite.Logger.On("IncCounter", "mojang_textures.invalid_username", int64(1)).Once() suite.Logger.On("IncCounter", "mojang_textures.invalid_username", int64(1)).Once()