register/noop: add noop register
Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
This commit is contained in:
parent
2d5acaca2f
commit
f6f67af8d0
@ -6,6 +6,7 @@ import (
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"time"
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"go.unistack.org/micro/v3/logger"
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"go.unistack.org/micro/v3/register"
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"go.unistack.org/micro/v3/util/id"
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)
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@ -16,7 +17,7 @@ var (
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type node struct {
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LastSeen time.Time
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*Node
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*register.Node
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TTL time.Duration
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}
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@ -25,23 +26,23 @@ type record struct {
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Version string
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Metadata map[string]string
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Nodes map[string]*node
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Endpoints []*Endpoint
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Endpoints []*register.Endpoint
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}
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type memory struct {
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sync.RWMutex
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records map[string]services
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watchers map[string]*watcher
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opts Options
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opts register.Options
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}
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// services is a KV map with service name as the key and a map of records as the value
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type services map[string]map[string]*record
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// NewRegister returns an initialized in-memory register
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func NewRegister(opts ...Option) Register {
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func NewRegister(opts ...register.Option) register.Register {
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r := &memory{
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opts: NewOptions(opts...),
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opts: register.NewOptions(opts...),
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records: make(map[string]services),
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watchers: make(map[string]*watcher),
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}
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@ -75,7 +76,7 @@ func (m *memory) ttlPrune() {
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}
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}
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func (m *memory) sendEvent(r *Result) {
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func (m *memory) sendEvent(r *register.Result) {
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m.RLock()
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watchers := make([]*watcher, 0, len(m.watchers))
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for _, w := range m.watchers {
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@ -106,7 +107,7 @@ func (m *memory) Disconnect(ctx context.Context) error {
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return nil
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}
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func (m *memory) Init(opts ...Option) error {
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func (m *memory) Init(opts ...register.Option) error {
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for _, o := range opts {
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o(&m.opts)
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}
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@ -118,15 +119,15 @@ func (m *memory) Init(opts ...Option) error {
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return nil
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}
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func (m *memory) Options() Options {
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func (m *memory) Options() register.Options {
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return m.opts
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}
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func (m *memory) Register(ctx context.Context, s *Service, opts ...RegisterOption) error {
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func (m *memory) Register(ctx context.Context, s *register.Service, opts ...register.RegisterOption) error {
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m.Lock()
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defer m.Unlock()
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options := NewRegisterOptions(opts...)
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options := register.NewRegisterOptions(opts...)
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// get the services for this domain from the register
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srvs, ok := m.records[options.Domain]
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@ -153,7 +154,7 @@ func (m *memory) Register(ctx context.Context, s *Service, opts ...RegisterOptio
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m.opts.Logger.Debugf(m.opts.Context, "Register added new service: %s, version: %s", s.Name, s.Version)
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}
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m.records[options.Domain] = srvs
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go m.sendEvent(&Result{Action: "create", Service: s})
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go m.sendEvent(®ister.Result{Action: "create", Service: s})
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}
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var addedNodes bool
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@ -176,7 +177,7 @@ func (m *memory) Register(ctx context.Context, s *Service, opts ...RegisterOptio
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// add the node
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srvs[s.Name][s.Version].Nodes[n.ID] = &node{
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Node: &Node{
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Node: ®ister.Node{
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ID: n.ID,
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Address: n.Address,
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Metadata: metadata,
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@ -192,7 +193,7 @@ func (m *memory) Register(ctx context.Context, s *Service, opts ...RegisterOptio
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if m.opts.Logger.V(logger.DebugLevel) {
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m.opts.Logger.Debugf(m.opts.Context, "Register added new node to service: %s, version: %s", s.Name, s.Version)
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}
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go m.sendEvent(&Result{Action: "update", Service: s})
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go m.sendEvent(®ister.Result{Action: "update", Service: s})
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} else {
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// refresh TTL and timestamp
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for _, n := range s.Nodes {
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@ -208,11 +209,11 @@ func (m *memory) Register(ctx context.Context, s *Service, opts ...RegisterOptio
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return nil
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}
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func (m *memory) Deregister(ctx context.Context, s *Service, opts ...DeregisterOption) error {
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func (m *memory) Deregister(ctx context.Context, s *register.Service, opts ...register.DeregisterOption) error {
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m.Lock()
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defer m.Unlock()
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options := NewDeregisterOptions(opts...)
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options := register.NewDeregisterOptions(opts...)
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// domain is set in metadata so it can be passed to watchers
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if s.Metadata == nil {
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@ -252,7 +253,7 @@ func (m *memory) Deregister(ctx context.Context, s *Service, opts ...DeregisterO
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// is cleanup
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if len(version.Nodes) > 0 {
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m.records[options.Domain][s.Name][s.Version] = version
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go m.sendEvent(&Result{Action: "update", Service: s})
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go m.sendEvent(®ister.Result{Action: "update", Service: s})
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return nil
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}
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@ -260,7 +261,7 @@ func (m *memory) Deregister(ctx context.Context, s *Service, opts ...DeregisterO
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// register and exit
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if len(versions) == 1 {
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delete(m.records[options.Domain], s.Name)
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go m.sendEvent(&Result{Action: "delete", Service: s})
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go m.sendEvent(®ister.Result{Action: "delete", Service: s})
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if m.opts.Logger.V(logger.DebugLevel) {
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m.opts.Logger.Debugf(m.opts.Context, "Register removed service: %s", s.Name)
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@ -270,7 +271,7 @@ func (m *memory) Deregister(ctx context.Context, s *Service, opts ...DeregisterO
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// there are other versions of the service running, so only remove this version of it
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delete(m.records[options.Domain][s.Name], s.Version)
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go m.sendEvent(&Result{Action: "delete", Service: s})
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go m.sendEvent(®ister.Result{Action: "delete", Service: s})
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if m.opts.Logger.V(logger.DebugLevel) {
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m.opts.Logger.Debugf(m.opts.Context, "Register removed service: %s, version: %s", s.Name, s.Version)
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}
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@ -278,20 +279,20 @@ func (m *memory) Deregister(ctx context.Context, s *Service, opts ...DeregisterO
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return nil
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}
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func (m *memory) LookupService(ctx context.Context, name string, opts ...LookupOption) ([]*Service, error) {
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options := NewLookupOptions(opts...)
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func (m *memory) LookupService(ctx context.Context, name string, opts ...register.LookupOption) ([]*register.Service, error) {
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options := register.NewLookupOptions(opts...)
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// if it's a wildcard domain, return from all domains
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if options.Domain == WildcardDomain {
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if options.Domain == register.WildcardDomain {
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m.RLock()
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recs := m.records
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m.RUnlock()
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var services []*Service
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var services []*register.Service
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for domain := range recs {
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srvs, err := m.LookupService(ctx, name, append(opts, LookupDomain(domain))...)
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if err == ErrNotFound {
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srvs, err := m.LookupService(ctx, name, append(opts, register.LookupDomain(domain))...)
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if err == register.ErrNotFound {
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continue
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} else if err != nil {
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return nil, err
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@ -300,7 +301,7 @@ func (m *memory) LookupService(ctx context.Context, name string, opts ...LookupO
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}
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if len(services) == 0 {
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return nil, ErrNotFound
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return nil, register.ErrNotFound
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}
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return services, nil
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}
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@ -311,17 +312,17 @@ func (m *memory) LookupService(ctx context.Context, name string, opts ...LookupO
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// check the domain exists
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services, ok := m.records[options.Domain]
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if !ok {
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return nil, ErrNotFound
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return nil, register.ErrNotFound
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}
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// check the service exists
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versions, ok := services[name]
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if !ok || len(versions) == 0 {
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return nil, ErrNotFound
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return nil, register.ErrNotFound
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}
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// serialize the response
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result := make([]*Service, len(versions))
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result := make([]*register.Service, len(versions))
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var i int
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@ -333,19 +334,19 @@ func (m *memory) LookupService(ctx context.Context, name string, opts ...LookupO
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return result, nil
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}
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func (m *memory) ListServices(ctx context.Context, opts ...ListOption) ([]*Service, error) {
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options := NewListOptions(opts...)
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func (m *memory) ListServices(ctx context.Context, opts ...register.ListOption) ([]*register.Service, error) {
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options := register.NewListOptions(opts...)
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// if it's a wildcard domain, list from all domains
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if options.Domain == WildcardDomain {
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if options.Domain == register.WildcardDomain {
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m.RLock()
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recs := m.records
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m.RUnlock()
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var services []*Service
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var services []*register.Service
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for domain := range recs {
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srvs, err := m.ListServices(ctx, append(opts, ListDomain(domain))...)
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srvs, err := m.ListServices(ctx, append(opts, register.ListDomain(domain))...)
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if err != nil {
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return nil, err
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}
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@ -361,11 +362,11 @@ func (m *memory) ListServices(ctx context.Context, opts ...ListOption) ([]*Servi
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// ensure the domain exists
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services, ok := m.records[options.Domain]
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if !ok {
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return make([]*Service, 0), nil
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return make([]*register.Service, 0), nil
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}
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// serialize the result, each version counts as an individual service
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var result []*Service
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var result []*register.Service
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for _, service := range services {
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for _, version := range service {
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@ -376,16 +377,16 @@ func (m *memory) ListServices(ctx context.Context, opts ...ListOption) ([]*Servi
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return result, nil
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}
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func (m *memory) Watch(ctx context.Context, opts ...WatchOption) (Watcher, error) {
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func (m *memory) Watch(ctx context.Context, opts ...register.WatchOption) (register.Watcher, error) {
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id, err := id.New()
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if err != nil {
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return nil, err
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}
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wo := NewWatchOptions(opts...)
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wo := register.NewWatchOptions(opts...)
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// construct the watcher
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w := &watcher{
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exit: make(chan bool),
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res: make(chan *Result),
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res: make(chan *register.Result),
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id: id,
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wo: wo,
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}
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@ -406,13 +407,13 @@ func (m *memory) String() string {
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}
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type watcher struct {
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res chan *Result
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res chan *register.Result
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exit chan bool
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wo WatchOptions
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wo register.WatchOptions
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id string
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}
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func (m *watcher) Next() (*Result, error) {
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func (m *watcher) Next() (*register.Result, error) {
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for {
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select {
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case r := <-m.res:
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@ -429,15 +430,15 @@ func (m *watcher) Next() (*Result, error) {
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if r.Service.Metadata != nil && len(r.Service.Metadata["domain"]) > 0 {
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domain = r.Service.Metadata["domain"]
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} else {
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domain = DefaultDomain
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domain = register.DefaultDomain
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}
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// only send the event if watching the wildcard or this specific domain
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if m.wo.Domain == WildcardDomain || m.wo.Domain == domain {
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if m.wo.Domain == register.WildcardDomain || m.wo.Domain == domain {
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return r, nil
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}
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case <-m.exit:
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return nil, ErrWatcherStopped
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return nil, register.ErrWatcherStopped
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}
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}
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}
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@ -451,7 +452,7 @@ func (m *watcher) Stop() {
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}
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}
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func serviceToRecord(s *Service, ttl time.Duration) *record {
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func serviceToRecord(s *register.Service, ttl time.Duration) *record {
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metadata := make(map[string]string, len(s.Metadata))
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for k, v := range s.Metadata {
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metadata[k] = v
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@ -466,7 +467,7 @@ func serviceToRecord(s *Service, ttl time.Duration) *record {
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}
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}
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endpoints := make([]*Endpoint, len(s.Endpoints))
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endpoints := make([]*register.Endpoint, len(s.Endpoints))
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for i, e := range s.Endpoints {
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endpoints[i] = e
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}
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@ -480,7 +481,7 @@ func serviceToRecord(s *Service, ttl time.Duration) *record {
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}
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}
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func recordToService(r *record, domain string) *Service {
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func recordToService(r *record, domain string) *register.Service {
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metadata := make(map[string]string, len(r.Metadata))
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for k, v := range r.Metadata {
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metadata[k] = v
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@ -489,14 +490,14 @@ func recordToService(r *record, domain string) *Service {
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// set the domain in metadata so it can be determined when a wildcard query is performed
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metadata["domain"] = domain
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endpoints := make([]*Endpoint, len(r.Endpoints))
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endpoints := make([]*register.Endpoint, len(r.Endpoints))
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for i, e := range r.Endpoints {
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md := make(map[string]string, len(e.Metadata))
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for k, v := range e.Metadata {
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md[k] = v
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}
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endpoints[i] = &Endpoint{
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endpoints[i] = ®ister.Endpoint{
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Name: e.Name,
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Request: e.Request,
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Response: e.Response,
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@ -504,7 +505,7 @@ func recordToService(r *record, domain string) *Service {
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}
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}
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nodes := make([]*Node, len(r.Nodes))
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nodes := make([]*register.Node, len(r.Nodes))
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i := 0
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for _, n := range r.Nodes {
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md := make(map[string]string, len(n.Metadata))
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@ -512,7 +513,7 @@ func recordToService(r *record, domain string) *Service {
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md[k] = v
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}
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nodes[i] = &Node{
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nodes[i] = ®ister.Node{
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ID: n.ID,
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Address: n.Address,
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Metadata: md,
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@ -520,7 +521,7 @@ func recordToService(r *record, domain string) *Service {
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i++
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}
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return &Service{
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return ®ister.Service{
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Name: r.Name,
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Version: r.Version,
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Metadata: metadata,
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@ -6,14 +6,16 @@ import (
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"sync"
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"testing"
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"time"
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"go.unistack.org/micro/v3/register"
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)
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var testData = map[string][]*Service{
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var testData = map[string][]*register.Service{
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"foo": {
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{
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Name: "foo",
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Version: "1.0.0",
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Nodes: []*Node{
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Nodes: []*register.Node{
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{
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ID: "foo-1.0.0-123",
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Address: "localhost:9999",
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@ -27,7 +29,7 @@ var testData = map[string][]*Service{
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{
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Name: "foo",
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Version: "1.0.1",
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Nodes: []*Node{
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Nodes: []*register.Node{
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{
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ID: "foo-1.0.1-321",
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Address: "localhost:6666",
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@ -37,7 +39,7 @@ var testData = map[string][]*Service{
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{
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Name: "foo",
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Version: "1.0.3",
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Nodes: []*Node{
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Nodes: []*register.Node{
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{
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ID: "foo-1.0.3-345",
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Address: "localhost:8888",
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@ -49,7 +51,7 @@ var testData = map[string][]*Service{
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{
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Name: "bar",
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Version: "default",
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Nodes: []*Node{
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Nodes: []*register.Node{
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{
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ID: "bar-1.0.0-123",
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Address: "localhost:9999",
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@ -63,7 +65,7 @@ var testData = map[string][]*Service{
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{
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Name: "bar",
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Version: "latest",
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Nodes: []*Node{
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Nodes: []*register.Node{
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{
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ID: "bar-1.0.1-321",
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Address: "localhost:6666",
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@ -78,7 +80,7 @@ func TestMemoryRegistry(t *testing.T) {
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ctx := context.TODO()
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m := NewRegister()
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fn := func(k string, v []*Service) {
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fn := func(k string, v []*register.Service) {
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services, err := m.LookupService(ctx, k)
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if err != nil {
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t.Errorf("Unexpected error getting service %s: %v", k, err)
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@ -155,8 +157,8 @@ func TestMemoryRegistry(t *testing.T) {
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for _, v := range testData {
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for _, service := range v {
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services, err := m.LookupService(ctx, service.Name)
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if err != ErrNotFound {
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t.Errorf("Expected error: %v, got: %v", ErrNotFound, err)
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if err != register.ErrNotFound {
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t.Errorf("Expected error: %v, got: %v", register.ErrNotFound, err)
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}
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if len(services) != 0 {
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t.Errorf("Expected %d services for %s, got %d", 0, service.Name, len(services))
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@ -171,7 +173,7 @@ func TestMemoryRegistryTTL(t *testing.T) {
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for _, v := range testData {
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for _, service := range v {
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if err := m.Register(ctx, service, RegisterTTL(time.Millisecond)); err != nil {
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if err := m.Register(ctx, service, register.RegisterTTL(time.Millisecond)); err != nil {
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t.Fatal(err)
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}
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}
|
||||
@ -200,7 +202,7 @@ func TestMemoryRegistryTTLConcurrent(t *testing.T) {
|
||||
ctx := context.TODO()
|
||||
for _, v := range testData {
|
||||
for _, service := range v {
|
||||
if err := m.Register(ctx, service, RegisterTTL(waitTime/2)); err != nil {
|
||||
if err := m.Register(ctx, service, register.RegisterTTL(waitTime/2)); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
}
|
||||
@ -249,34 +251,34 @@ func TestMemoryWildcard(t *testing.T) {
|
||||
m := NewRegister()
|
||||
ctx := context.TODO()
|
||||
|
||||
testSrv := &Service{Name: "foo", Version: "1.0.0"}
|
||||
testSrv := ®ister.Service{Name: "foo", Version: "1.0.0"}
|
||||
|
||||
if err := m.Register(ctx, testSrv, RegisterDomain("one")); err != nil {
|
||||
if err := m.Register(ctx, testSrv, register.RegisterDomain("one")); err != nil {
|
||||
t.Fatalf("Register err: %v", err)
|
||||
}
|
||||
if err := m.Register(ctx, testSrv, RegisterDomain("two")); err != nil {
|
||||
if err := m.Register(ctx, testSrv, register.RegisterDomain("two")); err != nil {
|
||||
t.Fatalf("Register err: %v", err)
|
||||
}
|
||||
|
||||
if recs, err := m.ListServices(ctx, ListDomain("one")); err != nil {
|
||||
if recs, err := m.ListServices(ctx, register.ListDomain("one")); err != nil {
|
||||
t.Errorf("List err: %v", err)
|
||||
} else if len(recs) != 1 {
|
||||
t.Errorf("Expected 1 record, got %v", len(recs))
|
||||
}
|
||||
|
||||
if recs, err := m.ListServices(ctx, ListDomain("*")); err != nil {
|
||||
if recs, err := m.ListServices(ctx, register.ListDomain("*")); err != nil {
|
||||
t.Errorf("List err: %v", err)
|
||||
} else if len(recs) != 2 {
|
||||
t.Errorf("Expected 2 records, got %v", len(recs))
|
||||
}
|
||||
|
||||
if recs, err := m.LookupService(ctx, testSrv.Name, LookupDomain("one")); err != nil {
|
||||
if recs, err := m.LookupService(ctx, testSrv.Name, register.LookupDomain("one")); err != nil {
|
||||
t.Errorf("Lookup err: %v", err)
|
||||
} else if len(recs) != 1 {
|
||||
t.Errorf("Expected 1 record, got %v", len(recs))
|
||||
}
|
||||
|
||||
if recs, err := m.LookupService(ctx, testSrv.Name, LookupDomain("*")); err != nil {
|
||||
if recs, err := m.LookupService(ctx, testSrv.Name, register.LookupDomain("*")); err != nil {
|
||||
t.Errorf("Lookup err: %v", err)
|
||||
} else if len(recs) != 2 {
|
||||
t.Errorf("Expected 2 records, got %v", len(recs))
|
||||
@ -284,7 +286,7 @@ func TestMemoryWildcard(t *testing.T) {
|
||||
}
|
||||
|
||||
func TestWatcher(t *testing.T) {
|
||||
testSrv := &Service{Name: "foo", Version: "1.0.0"}
|
||||
testSrv := ®ister.Service{Name: "foo", Version: "1.0.0"}
|
||||
|
||||
ctx := context.TODO()
|
||||
m := NewRegister()
|
||||
72
register/noop.go
Normal file
72
register/noop.go
Normal file
@ -0,0 +1,72 @@
|
||||
package register
|
||||
|
||||
import "context"
|
||||
|
||||
type noop struct {
|
||||
opts Options
|
||||
}
|
||||
|
||||
func NewRegister(opts ...Option) Register {
|
||||
return &noop{
|
||||
opts: NewOptions(opts...),
|
||||
}
|
||||
}
|
||||
|
||||
func (n *noop) Name() string {
|
||||
return n.opts.Name
|
||||
}
|
||||
|
||||
func (n *noop) Init(opts ...Option) error {
|
||||
for _, o := range opts {
|
||||
o(&n.opts)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (n *noop) Options() Options {
|
||||
return n.opts
|
||||
}
|
||||
|
||||
func (n *noop) Connect(ctx context.Context) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (n *noop) Disconnect(ctx context.Context) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (n *noop) Register(ctx context.Context, service *Service, option ...RegisterOption) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (n *noop) Deregister(ctx context.Context, service *Service, option ...DeregisterOption) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (n *noop) LookupService(ctx context.Context, s string, option ...LookupOption) ([]*Service, error) {
|
||||
return nil, nil
|
||||
}
|
||||
|
||||
func (n *noop) ListServices(ctx context.Context, option ...ListOption) ([]*Service, error) {
|
||||
return nil, nil
|
||||
}
|
||||
|
||||
func (n *noop) Watch(ctx context.Context, opts ...WatchOption) (Watcher, error) {
|
||||
wOpts := NewWatchOptions(opts...)
|
||||
|
||||
return &watcher{wo: wOpts}, nil
|
||||
}
|
||||
|
||||
func (n *noop) String() string {
|
||||
return "noop"
|
||||
}
|
||||
|
||||
type watcher struct {
|
||||
wo WatchOptions
|
||||
}
|
||||
|
||||
func (m *watcher) Next() (*Result, error) {
|
||||
return nil, nil
|
||||
}
|
||||
|
||||
func (m *watcher) Stop() {}
|
||||
Loading…
Reference in New Issue
Block a user