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* instances/volumes * .
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,213 @@ | ||
| package daemon | ||
|
|
||
| import ( | ||
| "fmt" | ||
|
|
||
| "context" | ||
| "log" | ||
| "net" | ||
| "net/http" | ||
| "os" | ||
|
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||
| api "github.com/nanovms/ops/lepton" | ||
| "github.com/nanovms/ops/provider" | ||
| "github.com/nanovms/ops/types" | ||
|
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| "github.com/nanovms/ops/protos/imageservice" | ||
| "github.com/nanovms/ops/protos/instanceservice" | ||
| "github.com/nanovms/ops/protos/volumeservice" | ||
|
|
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| "github.com/grpc-ecosystem/grpc-gateway/v2/runtime" | ||
| "google.golang.org/grpc" | ||
| "google.golang.org/grpc/credentials/insecure" | ||
| ) | ||
|
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| type server struct{} | ||
|
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| func (*server) GetInstances(_ context.Context, in *instanceservice.InstanceListRequest) (*instanceservice.InstancesResponse, error) { | ||
| // stubbed for now - could conceivablly store creds in server and | ||
| // target any provider which would be nice | ||
| c := &types.Config{} | ||
| pc := &types.ProviderConfig{} | ||
|
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| p, err := provider.CloudProvider("onprem", pc) | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| } | ||
|
|
||
| // for now we read from old 'ops run' output stored in | ||
| // ~/.ops/instances/{pid} but can def. re-factor to be in-mem for | ||
| // future since this is coming from daemon | ||
| ctx := api.NewContext(c) | ||
| instances, err := p.GetInstances(ctx) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
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| pb := &instanceservice.InstancesResponse{ | ||
| Count: int32(len(instances)), | ||
| } | ||
|
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| for i := 0; i < len(instances); i++ { | ||
| instance := &instanceservice.Instance{ | ||
| Name: instances[i].Name, | ||
| Image: instances[i].Image, | ||
| Pid: instances[i].ID, | ||
| Status: instances[i].Status, | ||
| PrivateIp: instances[i].PrivateIps[0], | ||
| Created: instances[i].Created, | ||
| } | ||
|
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| pb.Instances = append(pb.Instances, instance) | ||
| } | ||
|
|
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| return pb, nil | ||
| } | ||
|
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| func (*server) GetImages(_ context.Context, in *imageservice.ImageListRequest) (*imageservice.ImagesResponse, error) { | ||
|
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| // stubbed for now - could conceivablly store creds in server and | ||
| // target any provider which would be nice | ||
| c := &types.Config{} | ||
| pc := &types.ProviderConfig{} | ||
|
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| p, err := provider.CloudProvider("onprem", pc) | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| } | ||
|
|
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| ctx := api.NewContext(c) | ||
| images, err := p.GetImages(ctx) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| pb := &imageservice.ImagesResponse{ | ||
| Count: int32(len(images)), | ||
| } | ||
|
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| for i := 0; i < len(images); i++ { | ||
| img := &imageservice.Image{ | ||
| Name: images[i].Name, | ||
| Path: images[i].Path, | ||
| Size: images[i].Size, | ||
| Created: images[i].Created.String(), | ||
| } | ||
|
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| pb.Images = append(pb.Images, img) | ||
| } | ||
|
|
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| return pb, nil | ||
| } | ||
|
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| func (*server) GetVolumes(_ context.Context, in *volumeservice.VolumeListRequest) (*volumeservice.VolumesResponse, error) { | ||
|
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| // stubbed for now - could conceivablly store creds in server and | ||
| // target any provider which would be nice | ||
| c := &types.Config{} | ||
| pc := &types.ProviderConfig{} | ||
|
|
||
| p, err := provider.CloudProvider("onprem", pc) | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| } | ||
|
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| ctx := api.NewContext(c) | ||
| // no clue why this is passed around like this | ||
| ctx.Config().VolumesDir = api.LocalVolumeDir | ||
|
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| volumes, err := p.GetAllVolumes(ctx) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| rvols := *volumes | ||
|
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| pb := &volumeservice.VolumesResponse{ | ||
| Count: int32(len(rvols)), | ||
| } | ||
|
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| for i := 0; i < len(rvols); i++ { | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| vol := &volumeservice.Volume{ | ||
| Name: rvols[i].Name, | ||
| Path: rvols[i].Path, | ||
| Size: rvols[i].Size, // unfort this has extra meta such as 'mb' | ||
| Created: rvols[i].CreatedAt, | ||
| } | ||
|
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| pb.Volumes = append(pb.Volumes, vol) | ||
| } | ||
|
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| return pb, nil | ||
| } | ||
|
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| // Daemonize starts a grpc server along with a json frontend to interact | ||
| // with local/'onprem' installations. | ||
| func Daemonize() { | ||
| lis, err := net.Listen("tcp", ":8080") | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| os.Exit(1) | ||
| } | ||
|
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| s := grpc.NewServer() | ||
| imageservice.RegisterImagesServer(s, &server{}) | ||
| instanceservice.RegisterInstancesServer(s, &server{}) | ||
| volumeservice.RegisterVolumesServer(s, &server{}) | ||
|
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| log.Println("Serving gRPC on 0.0.0.0:8080") | ||
| go func() { | ||
| err := s.Serve(lis) | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| os.Exit(1) | ||
| } | ||
| }() | ||
|
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| conn, err := grpc.DialContext( | ||
| context.Background(), | ||
| "0.0.0.0:8080", | ||
| grpc.WithBlock(), | ||
| grpc.WithTransportCredentials(insecure.NewCredentials()), | ||
| ) | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| os.Exit(1) | ||
| } | ||
|
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| gwmux := runtime.NewServeMux() | ||
| err = imageservice.RegisterImagesHandler(context.Background(), gwmux, conn) | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| os.Exit(1) | ||
| } | ||
|
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| err = instanceservice.RegisterInstancesHandler(context.Background(), gwmux, conn) | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| os.Exit(1) | ||
| } | ||
|
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| err = volumeservice.RegisterVolumesHandler(context.Background(), gwmux, conn) | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| os.Exit(1) | ||
| } | ||
|
|
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| gwServer := &http.Server{ | ||
| Addr: ":8090", | ||
| Handler: gwmux, | ||
| } | ||
|
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| log.Println("Serving json on http://0.0.0.0:8090") | ||
| fmt.Println("try issuing a request:\tcurl -XGET -k http://localhost:8090/v1/images | jq") | ||
| err = gwServer.ListenAndServe() | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| os.Exit(1) | ||
| } | ||
| } |
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