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queue_service.go
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/
queue_service.go
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package queue
import (
"context"
"math"
"github.com/gogo/protobuf/types"
"github.com/pkg/errors"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"github.com/armadaproject/armada/internal/armada/permissions"
"github.com/armadaproject/armada/internal/common/armadacontext"
"github.com/armadaproject/armada/internal/common/armadaerrors"
"github.com/armadaproject/armada/internal/common/auth"
"github.com/armadaproject/armada/pkg/api"
"github.com/armadaproject/armada/pkg/client/queue"
)
type Server struct {
queueRepository QueueRepository
authorizer auth.ActionAuthorizer
}
func NewServer(
queueRepository QueueRepository,
authorizer auth.ActionAuthorizer,
) *Server {
return &Server{
queueRepository: queueRepository,
authorizer: authorizer,
}
}
func (s *Server) CreateQueue(grpcCtx context.Context, req *api.Queue) (*types.Empty, error) {
ctx := armadacontext.FromGrpcCtx(grpcCtx)
err := s.authorizer.AuthorizeAction(ctx, permissions.CreateQueue)
var ep *armadaerrors.ErrUnauthorized
if errors.As(err, &ep) {
return nil, status.Errorf(codes.PermissionDenied, "[CreateQueue] error creating queue %s: %s", req.Name, ep)
} else if err != nil {
return nil, status.Errorf(codes.Unavailable, "[CreateQueue] error checking permissions: %s", err)
}
if len(req.UserOwners) == 0 {
principal := auth.GetPrincipal(ctx)
req.UserOwners = []string{principal.GetName()}
}
queue, err := queue.NewQueue(req)
if err != nil {
return nil, status.Errorf(codes.InvalidArgument, "[CreateQueue] error validating queue: %s", err)
}
err = s.queueRepository.CreateQueue(ctx, queue)
var eq *ErrQueueAlreadyExists
if errors.As(err, &eq) {
return nil, status.Errorf(codes.AlreadyExists, "[CreateQueue] error creating queue: %s", err)
} else if err != nil {
return nil, status.Errorf(codes.Unavailable, "[CreateQueue] error creating queue: %s", err)
}
return &types.Empty{}, nil
}
func (s *Server) CreateQueues(grpcCtx context.Context, req *api.QueueList) (*api.BatchQueueCreateResponse, error) {
ctx := armadacontext.FromGrpcCtx(grpcCtx)
var failedQueues []*api.QueueCreateResponse
// Create a queue for each element of the request body and return the failures.
for _, queue := range req.Queues {
_, err := s.CreateQueue(ctx, queue)
if err != nil {
failedQueues = append(failedQueues, &api.QueueCreateResponse{
Queue: queue,
Error: err.Error(),
})
}
}
return &api.BatchQueueCreateResponse{
FailedQueues: failedQueues,
}, nil
}
func (s *Server) UpdateQueue(grpcCtx context.Context, req *api.Queue) (*types.Empty, error) {
ctx := armadacontext.FromGrpcCtx(grpcCtx)
err := s.authorizer.AuthorizeAction(ctx, permissions.CreateQueue)
var ep *armadaerrors.ErrUnauthorized
if errors.As(err, &ep) {
return nil, status.Errorf(codes.PermissionDenied, "[UpdateQueue] error updating queue %s: %s", req.Name, ep)
} else if err != nil {
return nil, status.Errorf(codes.Unavailable, "[UpdateQueue] error checking permissions: %s", err)
}
queue, err := queue.NewQueue(req)
if err != nil {
return nil, status.Errorf(codes.InvalidArgument, "[UpdateQueue] error: %s", err)
}
err = s.queueRepository.UpdateQueue(ctx, queue)
var e *ErrQueueNotFound
if errors.As(err, &e) {
return nil, status.Errorf(codes.NotFound, "[UpdateQueue] error: %s", err)
} else if err != nil {
return nil, status.Errorf(codes.Unavailable, "[UpdateQueue] error getting queue %q: %s", queue.Name, err)
}
return &types.Empty{}, nil
}
func (s *Server) UpdateQueues(grpcCtx context.Context, req *api.QueueList) (*api.BatchQueueUpdateResponse, error) {
ctx := armadacontext.FromGrpcCtx(grpcCtx)
var failedQueues []*api.QueueUpdateResponse
// Create a queue for each element of the request body and return the failures.
for _, queue := range req.Queues {
_, err := s.UpdateQueue(ctx, queue)
if err != nil {
failedQueues = append(failedQueues, &api.QueueUpdateResponse{
Queue: queue,
Error: err.Error(),
})
}
}
return &api.BatchQueueUpdateResponse{
FailedQueues: failedQueues,
}, nil
}
func (s *Server) DeleteQueue(grpcCtx context.Context, req *api.QueueDeleteRequest) (*types.Empty, error) {
ctx := armadacontext.FromGrpcCtx(grpcCtx)
err := s.authorizer.AuthorizeAction(ctx, permissions.DeleteQueue)
var ep *armadaerrors.ErrUnauthorized
if errors.As(err, &ep) {
return nil, status.Errorf(codes.PermissionDenied, "[DeleteQueue] error deleting queue %s: %s", req.Name, ep)
} else if err != nil {
return nil, status.Errorf(codes.Unavailable, "[DeleteQueue] error checking permissions: %s", err)
}
err = s.queueRepository.DeleteQueue(ctx, req.Name)
if err != nil {
return nil, status.Errorf(codes.InvalidArgument, "[DeleteQueue] error deleting queue %s: %s", req.Name, err)
}
return &types.Empty{}, nil
}
func (s *Server) GetQueue(grpcCtx context.Context, req *api.QueueGetRequest) (*api.Queue, error) {
ctx := armadacontext.FromGrpcCtx(grpcCtx)
queue, err := s.queueRepository.GetQueue(ctx, req.Name)
var e *ErrQueueNotFound
if errors.As(err, &e) {
return nil, status.Errorf(codes.NotFound, "[GetQueue] error: %s", err)
} else if err != nil {
return nil, status.Errorf(codes.Unavailable, "[GetQueue] error getting queue %q: %s", req.Name, err)
}
return queue.ToAPI(), nil
}
func (s *Server) GetQueues(req *api.StreamingQueueGetRequest, stream api.QueueService_GetQueuesServer) error {
ctx := armadacontext.FromGrpcCtx(stream.Context())
// Receive once to get information about the number of queues to return
numToReturn := req.GetNum()
if numToReturn < 1 {
numToReturn = math.MaxUint32
}
queues, err := s.queueRepository.GetAllQueues(ctx)
if err != nil {
return err
}
for i, queue := range queues {
if uint32(i) < numToReturn {
err := stream.Send(&api.StreamingQueueMessage{
Event: &api.StreamingQueueMessage_Queue{Queue: queue.ToAPI()},
})
if err != nil {
return err
}
}
}
err = stream.Send(&api.StreamingQueueMessage{
Event: &api.StreamingQueueMessage_End{
End: &api.EndMarker{},
},
})
if err != nil {
return err
}
return nil
}