micro/runtime/service/handler/handler.go
2019-11-29 11:55:25 +00:00

143 lines
3.3 KiB
Go

package handler
import (
"context"
"github.com/micro/go-micro/errors"
"github.com/micro/go-micro/runtime"
pb "github.com/micro/go-micro/runtime/service/proto"
)
type Runtime struct {
Runtime runtime.Runtime
}
func toProto(s *runtime.Service) *pb.Service {
return &pb.Service{
Name: s.Name,
Version: s.Version,
Source: s.Source,
Metadata: s.Metadata,
}
}
func toService(s *pb.Service) *runtime.Service {
return &runtime.Service{
Name: s.Name,
Version: s.Version,
Source: s.Source,
Metadata: s.Metadata,
}
}
func toCreateOptions(opts *pb.CreateOptions) []runtime.CreateOption {
options := []runtime.CreateOption{}
// command options
if len(opts.Command) > 0 {
options = append(options, runtime.WithCommand(opts.Command...))
}
// env options
if len(opts.Env) > 0 {
options = append(options, runtime.WithEnv(opts.Env))
}
// TODO: output options
return options
}
func toReadOptions(opts *pb.ReadOptions) []runtime.ReadOption {
options := []runtime.ReadOption{}
if len(opts.Service) > 0 {
options = append(options, runtime.ReadService(opts.Service))
}
if len(opts.Version) > 0 {
options = append(options, runtime.ReadVersion(opts.Version))
}
if len(opts.Type) > 0 {
options = append(options, runtime.ReadType(opts.Type))
}
return options
}
func (r *Runtime) Create(ctx context.Context, req *pb.CreateRequest, rsp *pb.CreateResponse) error {
if req.Service == nil {
return errors.BadRequest("go.micro.runtime", "blank service")
}
var options []runtime.CreateOption
if req.Options != nil {
options = toCreateOptions(req.Options)
}
service := toService(req.Service)
err := r.Runtime.Create(service, options...)
if err != nil {
return errors.InternalServerError("go.micro.runtime", err.Error())
}
return nil
}
func (r *Runtime) Read(ctx context.Context, req *pb.ReadRequest, rsp *pb.ReadResponse) error {
var options []runtime.ReadOption
if req.Options != nil {
options = toReadOptions(req.Options)
}
services, err := r.Runtime.Read(options...)
if err != nil {
return errors.InternalServerError("go.micro.runtime", err.Error())
}
for _, service := range services {
rsp.Services = append(rsp.Services, toProto(service))
}
return nil
}
func (r *Runtime) Update(ctx context.Context, req *pb.UpdateRequest, rsp *pb.UpdateResponse) error {
if req.Service == nil {
return errors.BadRequest("go.micro.runtime", "blank service")
}
// TODO: add opts
service := toService(req.Service)
err := r.Runtime.Update(service)
if err != nil {
return errors.InternalServerError("go.micro.runtime", err.Error())
}
return nil
}
func (r *Runtime) Delete(ctx context.Context, req *pb.DeleteRequest, rsp *pb.DeleteResponse) error {
if req.Service == nil {
return errors.BadRequest("go.micro.runtime", "blank service")
}
// TODO: add opts
service := toService(req.Service)
err := r.Runtime.Delete(service)
if err != nil {
return errors.InternalServerError("go.micro.runtime", err.Error())
}
return nil
}
func (r *Runtime) List(ctx context.Context, req *pb.ListRequest, rsp *pb.ListResponse) error {
services, err := r.Runtime.List()
if err != nil {
return errors.InternalServerError("go.micro.runtime", err.Error())
}
for _, service := range services {
rsp.Services = append(rsp.Services, toProto(service))
}
return nil
}