func (s *Account) UpdatePassword(ctx context.Context, req *account.UpdatePasswordRequest, rsp *account.UpdatePasswordResponse) error {
usr, err := db.Read(req.UserId)
if err != nil {
return errors.InternalServerError("go.micro.srv.user.updatepassword", err.Error())
}
salt, hashed, err := db.SaltAndPassword(usr.Username, usr.Email)
if err != nil {
return errors.InternalServerError("go.micro.srv.user.updatepassword", err.Error())
}
hh, err := base64.StdEncoding.DecodeString(hashed)
if err != nil {
return errors.InternalServerError("go.micro.srv.user.updatepassword", err.Error())
}
if err := bcrypt.CompareHashAndPassword(hh, []byte(x+salt+req.OldPassword)); err != nil {
return errors.Unauthorized("go.micro.srv.user.updatepassword", err.Error())
}
salt = random(16)
h, err := bcrypt.GenerateFromPassword([]byte(x+salt+req.NewPassword), 10)
if err != nil {
return errors.InternalServerError("go.micro.srv.user.updatepassword", err.Error())
}
pp := base64.StdEncoding.EncodeToString(h)
if err := db.UpdatePassword(req.UserId, salt, pp); err != nil {
return errors.InternalServerError("go.micro.srv.user.updatepassword", err.Error())
}
return nil
}
func (s *Account) Create(ctx context.Context, req *account.CreateRequest, rsp *account.CreateResponse) error {
// validate incoming
if err := validateAccount(req.Account, "Create"); err != nil {
return err
}
// set a uuid if we dont have one
if len(req.Account.Id) == 0 {
req.Account.Id = uuid.NewUUID().String()
}
// hash the pass
salt := db.Salt()
h, err := bcrypt.GenerateFromPassword([]byte(x+salt+req.Account.ClientSecret), 10)
if err != nil {
return errors.InternalServerError("go.micro.srv.auth.Create", err.Error())
}
pp := base64.StdEncoding.EncodeToString(h)
// to lower
req.Account.ClientId = strings.ToLower(req.Account.ClientId)
req.Account.Type = strings.ToLower(req.Account.Type)
if err := db.Create(req.Account, salt, pp); err != nil {
return errors.InternalServerError("go.micro.srv.auth.Create", err.Error())
}
return nil
}
func (g *grpcClient) Publish(ctx context.Context, p client.Publication, opts ...client.PublishOption) error {
md, ok := metadata.FromContext(ctx)
if !ok {
md = make(map[string]string)
}
md["Content-Type"] = p.ContentType()
cf, err := g.newCodec(p.ContentType())
if err != nil {
return errors.InternalServerError("go.micro.client", err.Error())
}
b := &buffer{bytes.NewBuffer(nil)}
if err := cf(b).Write(&codec.Message{Type: codec.Publication}, p.Message()); err != nil {
return errors.InternalServerError("go.micro.client", err.Error())
}
g.once.Do(func() {
g.opts.Broker.Connect()
})
return g.opts.Broker.Publish(p.Topic(), &broker.Message{
Header: md,
Body: b.Bytes(),
})
}
func (s *Account) Login(ctx context.Context, req *account.LoginRequest, rsp *account.LoginResponse) error {
username := strings.ToLower(req.Username)
email := strings.ToLower(req.Email)
salt, hashed, err := db.SaltAndPassword(username, email)
if err != nil {
return err
}
hh, err := base64.StdEncoding.DecodeString(hashed)
if err != nil {
return errors.InternalServerError("go.micro.srv.user.Login", err.Error())
}
if err := bcrypt.CompareHashAndPassword(hh, []byte(x+salt+req.Password)); err != nil {
return errors.Unauthorized("go.micro.srv.user.login", err.Error())
}
// save session
sess := &account.Session{
Id: random(128),
Username: username,
Created: time.Now().Unix(),
Expires: time.Now().Add(time.Hour * 24 * 7).Unix(),
}
if err := db.CreateSession(sess); err != nil {
return errors.InternalServerError("go.micro.srv.user.Login", err.Error())
}
rsp.Session = sess
return nil
}
func authClient(clientId, clientSecret string) error {
acc, err := db.Search(clientId, "", 1, 0)
if err != nil {
return errors.InternalServerError("go.micro.srv.auth", "server_error")
}
if len(acc) == 0 {
return errors.BadRequest("go.micro.srv.auth", "invalid_request")
}
// check the secret
salt, secret, err := db.SaltAndSecret(acc[0].Id)
if err != nil {
return errors.InternalServerError("go.micro.srv.auth", "server_error")
}
s, err := base64.StdEncoding.DecodeString(secret)
if err != nil {
return errors.InternalServerError("go.micro.srv.auth", "server_error")
}
// does it match?
if err := bcrypt.CompareHashAndPassword(s, []byte(x+salt+clientSecret)); err != nil {
return errors.BadRequest("go.micro.srv.auth", "access_denied")
}
return nil
}
func (o *Oauth2) Revoke(ctx context.Context, req *oauth2.RevokeRequest, rsp *oauth2.RevokeResponse) error {
// Who should be allowed to do this?
if len(req.RefreshToken) > 0 {
token, _, err := db.ReadRefresh(req.RefreshToken)
if err != nil {
if err == db.ErrNotFound {
return errors.BadRequest("go.micro.srv.auth", "invalid_request")
}
return errors.InternalServerError("go.micro.srv.auth", "server_error")
}
if err := db.DeleteToken(req.AccessToken); err != nil {
return errors.InternalServerError("go.micro.srv.auth", "server_error")
}
req.AccessToken = token.AccessToken
}
if len(req.AccessToken) == 0 {
return errors.BadRequest("go.micro.srv.auth", "invalid_request")
}
if err := db.DeleteToken(req.AccessToken); err != nil {
return errors.InternalServerError("go.micro.srv.auth", "server_error")
}
return nil
}
func (r *rpcClient) stream(ctx context.Context, address string, req Request, opts CallOptions) (Streamer, error) {
msg := &transport.Message{
Header: make(map[string]string),
}
md, ok := metadata.FromContext(ctx)
if ok {
for k, v := range md {
msg.Header[k] = v
}
}
// set timeout in nanoseconds
msg.Header["Timeout"] = fmt.Sprintf("%d", opts.RequestTimeout)
// set the content type for the request
msg.Header["Content-Type"] = req.ContentType()
cf, err := r.newCodec(req.ContentType())
if err != nil {
return nil, errors.InternalServerError("go.micro.client", err.Error())
}
c, err := r.opts.Transport.Dial(address, transport.WithStream(), transport.WithTimeout(opts.DialTimeout))
if err != nil {
return nil, errors.InternalServerError("go.micro.client", fmt.Sprintf("Error sending request: %v", err))
}
stream := &rpcStream{
context: ctx,
request: req,
closed: make(chan bool),
codec: newRpcPlusCodec(msg, c, cf),
}
ch := make(chan error, 1)
go func() {
ch <- stream.Send(req.Request())
}()
var grr error
select {
case err := <-ch:
grr = err
case <-ctx.Done():
grr = errors.New("go.micro.client", fmt.Sprintf("%v", ctx.Err()), 408)
}
if grr != nil {
stream.Close()
return nil, grr
}
return stream, nil
}
func (h *httpBroker) ServeHTTP(w http.ResponseWriter, req *http.Request) {
if req.Method != "POST" {
err := errors.BadRequest("go.micro.broker", "Method not allowed")
http.Error(w, err.Error(), http.StatusMethodNotAllowed)
return
}
defer req.Body.Close()
req.ParseForm()
b, err := ioutil.ReadAll(req.Body)
if err != nil {
errr := errors.InternalServerError("go.micro.broker", fmt.Sprintf("Error reading request body: %v", err))
w.WriteHeader(500)
w.Write([]byte(errr.Error()))
return
}
var m *Message
if err = json.Unmarshal(b, &m); err != nil {
errr := errors.InternalServerError("go.micro.broker", fmt.Sprintf("Error parsing request body: %v", err))
w.WriteHeader(500)
w.Write([]byte(errr.Error()))
return
}
topic := m.Header[":topic"]
delete(m.Header, ":topic")
if len(topic) == 0 {
errr := errors.InternalServerError("go.micro.broker", "Topic not found")
w.WriteHeader(500)
w.Write([]byte(errr.Error()))
return
}
p := &httpPublication{m: m, t: topic}
id := req.Form.Get("id")
h.RLock()
for _, subscriber := range h.subscribers[topic] {
if id == subscriber.id {
// sub is sync; crufty rate limiting
// so we don't hose the cpu
subscriber.fn(p)
}
}
h.RUnlock()
}
func (c *Config) AuditLog(ctx context.Context, req *proto.AuditLogRequest, rsp *proto.AuditLogResponse) error {
if req.Limit <= 0 {
req.Limit = 10
}
if req.Offset < 0 {
req.Offset = 0
}
if req.From < 0 {
req.From = 0
}
if req.To < 0 {
req.To = 0
}
logs, err := db.AuditLog(req.From, req.To, req.Limit, req.Offset, req.Reverse)
if err != nil {
return errors.InternalServerError("go.micro.srv.config.AuditLog", err.Error())
}
rsp.Changes = logs
return nil
}
func (r *Rule) Update(ctx context.Context, req *proto.UpdateRequest, rsp *proto.UpdateResponse) error {
if req.Rule == nil {
return errors.BadRequest("go.micro.srv.router.Rule.Update", "invalid rule")
}
if len(req.Rule.Id) == 0 {
return errors.BadRequest("go.micro.srv.router.Rule.Update", "invalid id")
}
if len(req.Rule.Service) == 0 {
return errors.BadRequest("go.micro.srv.router.Rule.Update", "invalid service")
}
if len(req.Rule.Version) == 0 {
return errors.BadRequest("go.micro.srv.router.Rule.Update", "invalid version")
}
if req.Rule.Weight < 0 || req.Rule.Weight > 100 {
return errors.BadRequest("go.micro.srv.router.Rule.Update", "invalid weight, must be 0 to 100")
}
if err := rule.Update(req.Rule); err != nil {
return errors.InternalServerError("go.micro.srv.router.Rule.Update", err.Error())
}
return nil
}
func TestClient(t *testing.T) {
type TestResponse struct {
Param string
}
response := []MockResponse{
{Method: "Foo.Bar", Response: map[string]interface{}{"foo": "bar"}},
{Method: "Foo.Struct", Response: &TestResponse{Param: "aparam"}},
{Method: "Foo.Fail", Error: errors.InternalServerError("go.mock", "failed")},
}
c := NewClient(Response("go.mock", response))
for _, r := range response {
req := c.NewJsonRequest("go.mock", r.Method, map[string]interface{}{"foo": "bar"})
var rsp interface{}
err := c.Call(context.TODO(), req, &rsp)
if err != r.Error {
t.Fatalf("Expecter error %v got %v", r.Error, err)
}
t.Log(rsp)
}
}
func (r *Router) SelectStream(ctx context.Context, req *proto.SelectRequest, stream proto.Router_SelectStreamStream) error {
// TODO: process filters
if len(req.Service) == 0 {
return errors.BadRequest("go.micro.srv.router.Router.Select", "invalid service name")
}
t := time.NewTicker(time.Duration(router.DefaultExpiry) * time.Second)
defer t.Stop()
for {
services, err := router.Select(req.Service)
if err != nil && err == selector.ErrNotFound {
return errors.NotFound("go.micro.srv.router.Router.SelectStream", err.Error())
} else if err != nil {
return errors.InternalServerError("go.micro.srv.router.Router.SelectStream", err.Error())
}
if err := stream.Send(&proto.SelectResponse{
Services: services,
Expires: time.Now().Unix() + int64(router.DefaultExpiry),
}); err != nil {
return err
}
<-t.C
}
return nil
}
func (o *Oauth2) Introspect(ctx context.Context, req *oauth2.IntrospectRequest, rsp *oauth2.IntrospectResponse) error {
// Who should be allowed to do this?
if len(req.AccessToken) == 0 {
return errors.BadRequest("go.micro.srv.auth", "invalid_request")
}
token, _, err := db.ReadToken(req.AccessToken)
if err != nil {
if err == db.ErrNotFound {
rsp.Active = false
return nil
}
return errors.InternalServerError("go.micro.srv.auth", "server_error")
}
if d := time.Now().Unix() - token.ExpiresAt; d > 0 {
rsp.Active = false
return nil
}
rsp.Token = token
rsp.Active = true
// should we really hand this over?
rsp.Token.RefreshToken = ""
return nil
}
func (r *Label) Update(ctx context.Context, req *proto.UpdateRequest, rsp *proto.UpdateResponse) error {
if req.Label == nil {
return errors.BadRequest("go.micro.srv.router.Label.Update", "invalid label")
}
if len(req.Label.Id) == 0 {
return errors.BadRequest("go.micro.srv.router.Label.Update", "invalid id")
}
if len(req.Label.Service) == 0 {
return errors.BadRequest("go.micro.srv.router.Label.Update", "invalid service")
}
if len(req.Label.Key) == 0 {
return errors.BadRequest("go.micro.srv.router.Label.Update", "invalid key")
}
if req.Label.Weight < 0 || req.Label.Weight > 100 {
return errors.BadRequest("go.micro.srv.router.Label.Update", "invalid weight, must be 0 to 100")
}
if err := label.Update(req.Label); err != nil {
return errors.InternalServerError("go.micro.srv.router.Label.Update", err.Error())
}
return nil
}
func (r *rpcClient) stream(ctx context.Context, address string, req Request) (Streamer, error) {
msg := &transport.Message{
Header: make(map[string]string),
}
md, ok := c.GetMetadata(ctx)
if ok {
for k, v := range md {
msg.Header[k] = v
}
}
msg.Header["Content-Type"] = req.ContentType()
cf, err := r.newCodec(req.ContentType())
if err != nil {
return nil, errors.InternalServerError("go.micro.client", err.Error())
}
c, err := r.opts.Transport.Dial(address, transport.WithStream(), transport.WithTimeout(r.opts.DialTimeout))
if err != nil {
return nil, errors.InternalServerError("go.micro.client", fmt.Sprintf("Error sending request: %v", err))
}
var once sync.Once
stream := &rpcStream{
context: ctx,
request: req,
once: once,
closed: make(chan bool),
codec: newRpcPlusCodec(msg, c, cf),
}
ch := make(chan error, 1)
go func() {
ch <- stream.Send(req.Request())
}()
select {
case err = <-ch:
case <-time.After(r.opts.RequestTimeout):
err = errors.New("go.micro.client", "request timeout", 408)
}
return stream, err
}
func (g *grpcClient) stream(ctx context.Context, address string, req client.Request, opts client.CallOptions) (client.Streamer, error) {
header := make(map[string]string)
if md, ok := metadata.FromContext(ctx); ok {
for k, v := range md {
header[k] = v
}
}
// set timeout in nanoseconds
header["timeout"] = fmt.Sprintf("%d", opts.RequestTimeout)
// set the content type for the request
header["x-content-type"] = req.ContentType()
md := gmetadata.New(header)
ctx = gmetadata.NewContext(ctx, md)
cf, err := g.newGRPCCodec(req.ContentType())
if err != nil {
return nil, errors.InternalServerError("go.micro.client", err.Error())
}
// TODO: do not use insecure
cc, err := grpc.Dial(address, grpc.WithCodec(cf), grpc.WithTimeout(opts.DialTimeout), grpc.WithInsecure())
if err != nil {
return nil, errors.InternalServerError("go.micro.client", fmt.Sprintf("Error sending request: %v", err))
}
desc := &grpc.StreamDesc{
StreamName: req.Service() + req.Method(),
ClientStreams: true,
ServerStreams: true,
}
st, err := grpc.NewClientStream(ctx, desc, cc, req.Method())
if err != nil {
return nil, errors.InternalServerError("go.micro.client", fmt.Sprintf("Error creating stream: %v", err))
}
return &grpcStream{
context: ctx,
request: req,
closed: make(chan bool),
stream: st,
conn: cc,
}, nil
}
func (g *grpcClient) call(ctx context.Context, address string, req client.Request, rsp interface{}, opts client.CallOptions) error {
header := make(map[string]string)
if md, ok := metadata.FromContext(ctx); ok {
for k, v := range md {
header[k] = v
}
}
// set timeout in nanoseconds
header["timeout"] = fmt.Sprintf("%d", opts.RequestTimeout)
// set the content type for the request
header["x-content-type"] = req.ContentType()
md := gmetadata.New(header)
ctx = gmetadata.NewContext(ctx, md)
cf, err := g.newGRPCCodec(req.ContentType())
if err != nil {
return errors.InternalServerError("go.micro.client", err.Error())
}
var grr error
// TODO: do not use insecure
cc, err := grpc.Dial(address, grpc.WithCodec(cf), grpc.WithTimeout(opts.DialTimeout), grpc.WithInsecure())
if err != nil {
return errors.InternalServerError("go.micro.client", fmt.Sprintf("Error sending request: %v", err))
}
defer cc.Close()
ch := make(chan error, 1)
go func() {
ch <- grpc.Invoke(ctx, req.Method(), req.Request(), rsp, cc)
}()
select {
case err := <-ch:
grr = err
case <-ctx.Done():
grr = ctx.Err()
}
return grr
}
func (s *Account) Delete(ctx context.Context, req *account.DeleteRequest, rsp *account.DeleteResponse) error {
if len(req.Id) == 0 {
return errors.BadRequest("go.micro.srv.auth.Delete", "invalid id")
}
if err := db.Delete(req.Id); err != nil {
return errors.InternalServerError("go.micro.srv.auth.Delete", err.Error())
}
return nil
}
// Search srv handler
func (es *Elastic) Search(ctx context.Context, req *proto.SearchRequest, rsp *proto.SearchResponse) error {
result, err := elastic.Search(req)
if err != nil {
return errors.InternalServerError("go.micro.srv.elastic.Elastic.Search", err.Error())
}
rsp.Result = result
return nil
}
func (e *Event) Search(ctx context.Context, req *event.SearchRequest, rsp *event.SearchResponse) error {
recs, err := db.Search(req.Id, req.Type, req.From, req.To, req.Limit, req.Offset, req.Reverse)
if err != nil {
return errors.InternalServerError("go.micro.srv.event.Update", err.Error())
}
rsp.Records = recs
return nil
}
func (s *Account) Update(ctx context.Context, req *account.UpdateRequest, rsp *account.UpdateResponse) error {
// validate incoming
if err := validateAccount(req.Account, "Update"); err != nil {
return err
}
// need an account id for update
if len(req.Account.Id) == 0 {
return errors.BadRequest("go.micro.srv.auth.Update", "invalid id")
}
// lookup the record and verify it's the same
acc, err := db.Read(req.Account.Id)
if err != nil {
return errors.InternalServerError("go.micro.srv.auth.Update", err.Error())
}
// not the same client id
if req.Account.ClientId != acc.ClientId {
return errors.BadRequest("go.micro.srv.auth.Update", "invalid client id")
}
// hash the pass
salt := db.Salt()
h, err := bcrypt.GenerateFromPassword([]byte(x+salt+req.Account.ClientSecret), 10)
if err != nil {
return errors.InternalServerError("go.micro.srv.auth.Update", err.Error())
}
pp := base64.StdEncoding.EncodeToString(h)
// to lower
req.Account.ClientId = strings.ToLower(req.Account.ClientId)
req.Account.Type = strings.ToLower(req.Account.Type)
// update
if err := db.Update(req.Account, salt, pp); err != nil {
return errors.InternalServerError("go.micro.srv.auth.Update", err.Error())
}
return nil
}
func (s *Account) Create(ctx context.Context, req *account.CreateRequest, rsp *account.CreateResponse) error {
salt := random(16)
h, err := bcrypt.GenerateFromPassword([]byte(x+salt+req.Password), 10)
if err != nil {
return errors.InternalServerError("go.micro.srv.user.Create", err.Error())
}
pp := base64.StdEncoding.EncodeToString(h)
req.User.Username = strings.ToLower(req.User.Username)
req.User.Email = strings.ToLower(req.User.Email)
return db.Create(req.User, salt, pp)
}
func (r *rpcClient) Stream(ctx context.Context, request Request, opts ...CallOption) (Streamer, error) {
var copts CallOptions
for _, opt := range opts {
opt(&copts)
}
next, err := r.opts.Selector.Select(request.Service(), copts.SelectOptions...)
if err != nil && err == selector.ErrNotFound {
return nil, errors.NotFound("go.micro.client", err.Error())
} else if err != nil {
return nil, errors.InternalServerError("go.micro.client", err.Error())
}
var stream Streamer
var grr error
for i := 0; i < r.opts.Retries; i++ {
node, err := next()
if err != nil && err == selector.ErrNotFound {
return nil, errors.NotFound("go.micro.client", err.Error())
} else if err != nil {
return nil, errors.InternalServerError("go.micro.client", err.Error())
}
address := node.Address
if node.Port > 0 {
address = fmt.Sprintf("%s:%d", address, node.Port)
}
stream, grr = r.stream(ctx, address, request)
r.opts.Selector.Mark(request.Service(), node, grr)
// bail early if succeeds
if grr == nil {
return stream, nil
}
}
return stream, grr
}
func (s *Account) Read(ctx context.Context, req *account.ReadRequest, rsp *account.ReadResponse) error {
if len(req.Id) == 0 {
return errors.BadRequest("go.micro.srv.auth.Read", "id cannot be blank")
}
acc, err := db.Read(req.Id)
if err != nil {
return errors.InternalServerError("go.micro.srv.auth.Read", err.Error())
}
rsp.Account = acc
return nil
}
func (r *rpcClient) Call(ctx context.Context, request Request, response interface{}, opts ...CallOption) error {
var copts CallOptions
for _, opt := range opts {
opt(&copts)
}
next, err := r.opts.Selector.Select(request.Service(), copts.SelectOptions...)
if err != nil && err == selector.ErrNotFound {
return errors.NotFound("go.micro.client", err.Error())
} else if err != nil {
return errors.InternalServerError("go.micro.client", err.Error())
}
var grr error
for i := 0; i < r.opts.Retries; i++ {
node, err := next()
if err != nil && err == selector.ErrNotFound {
return errors.NotFound("go.micro.client", err.Error())
} else if err != nil {
return errors.InternalServerError("go.micro.client", err.Error())
}
address := node.Address
if node.Port > 0 {
address = fmt.Sprintf("%s:%d", address, node.Port)
}
grr = r.call(ctx, address, request, response)
r.opts.Selector.Mark(request.Service(), node, grr)
// if the call succeeded lets bail early
if grr == nil {
return nil
}
}
return grr
}
func (c *Config) Read(ctx context.Context, req *proto.ReadRequest, rsp *proto.ReadResponse) error {
if len(req.Id) == 0 {
return errors.BadRequest("go.micro.srv.config.Read", "invalid id")
}
ch, err := db.Read(req.Id)
if err != nil {
return errors.InternalServerError("go.micro.srv.config.Read", err.Error())
}
// Set response
rsp.Change = ch
if len(req.Path) == 0 {
rsp.Change.Path = ""
rsp.Change.Timestamp = 0
return nil
}
rsp.Change.Path = req.Path
values, err := config.Values(&conf.ChangeSet{
Timestamp: time.Unix(ch.ChangeSet.Timestamp, 0),
Data: []byte(ch.ChangeSet.Data),
Checksum: ch.ChangeSet.Checksum,
Source: ch.ChangeSet.Source,
})
if err != nil {
return errors.InternalServerError("go.micro.srv.config.Read", err.Error())
}
parts := strings.Split(req.Path, config.PathSplitter)
// we just want to pass back bytes
rsp.Change.ChangeSet.Data = string(values.Get(parts...).Bytes())
return nil
}
func (e *Event) Read(ctx context.Context, req *event.ReadRequest, rsp *event.ReadResponse) error {
if len(req.Id) == 0 {
return errors.BadRequest("go.micro.srv.event.Read", "invalid id")
}
rec, err := db.Read(req.Id)
if err != nil {
return errors.InternalServerError("go.micro.srv.event.Update", err.Error())
}
rsp.Record = rec
return nil
}
func (r *Label) Delete(ctx context.Context, req *proto.DeleteRequest, rsp *proto.DeleteResponse) error {
if len(req.Id) == 0 {
return errors.BadRequest("go.micro.srv.router.Label.Delete", "invalid id")
}
if err := label.Delete(req.Id); err != nil {
if err == db.ErrNotFound {
return nil
}
return errors.InternalServerError("go.micro.srv.router.Label.Delete", err.Error())
}
return nil
}
func selector(id int, r router.Router) map[string]int {
stats := make(map[string]int)
// select the service
next, err := r.Select(service)
if err != nil {
fmt.Println(id, "error selecting", err)
return stats
}
for i := 1; i <= requests; i++ {
// get a node
node, err := next()
if err != nil {
fmt.Println(id, "error getting next", err)
return stats
}
stats[node.Id]++
// make some request
// client.Call(foo, request)
req := client.NewRequest(service, "Router.Stats", &proto.StatsRequest{})
var dur time.Duration
// lets set an error
if d := (rand.Int() % i); d == 0 {
dur = time.Millisecond * time.Duration(rand.Int()%20)
err = errors.InternalServerError(service, "err")
} else if d == 1 {
dur = time.Second * 5
err = errors.New(service, "timed out", 408)
} else {
dur = time.Millisecond * time.Duration(rand.Int()%10)
err = nil
}
// mark the result
r.Mark(service, node, err)
// record timing
r.Record(req, node, dur, err)
//fmt.Println(id, "selected", node.Id)
time.Sleep(time.Millisecond*10 + time.Duration(rand.Int()%10))
}
return stats
}
func (m *Monitor) HealthChecks(ctx context.Context, req *proto.HealthChecksRequest, rsp *proto.HealthChecksResponse) error {
if req.Limit == 0 {
req.Limit = 10
}
hcs, err := monitor.DefaultMonitor.HealthChecks(req.Id, req.Status, int(req.Limit), int(req.Offset))
if err != nil && err == monitor.ErrNotFound {
return errors.NotFound("go.micro.srv.monitoring.Monitor.HealthCheck", err.Error())
} else if err != nil {
return errors.InternalServerError("go.micro.srv.monitoring.Monitor.HealthCheck", err.Error())
}
rsp.Healthchecks = hcs
return nil
}
