diff --git a/api/client/grpc.go b/api/client/grpc.go index 649faacec..f36f764e4 100644 --- a/api/client/grpc.go +++ b/api/client/grpc.go @@ -174,7 +174,7 @@ func (c *GRPCClient) QueryUnary(ctx context.Context, index string, pql string) ( // Inspect returns a stream of RowResponse for the given index, columns, and filters. // It is intended to mimic something like "select [fields] from table where recordID IN (...)". -func (c *GRPCClient) Inspect(ctx context.Context, index string, columnIDs []uint64, columnKeys []string, fieldFilters []string, limit, offset uint64) (pb.StreamClient, error) { +func (c *GRPCClient) Inspect(ctx context.Context, index string, columnIDs []uint64, columnKeys []string, query string, fieldFilters []string, limit, offset uint64) (pb.StreamClient, error) { conn := c.Conn() if conn == nil { @@ -201,6 +201,7 @@ func (c *GRPCClient) Inspect(ctx context.Context, index string, columnIDs []uint FilterFields: fieldFilters, Limit: limit, Offset: offset, + Query: query, }) if err != nil { diff --git a/proto/pilosa.pb.go b/proto/pilosa.pb.go index c04b9805e..ee0b349e9 100644 --- a/proto/pilosa.pb.go +++ b/proto/pilosa.pb.go @@ -8,8 +8,6 @@ import ( fmt "fmt" proto "github.com/golang/protobuf/proto" grpc "google.golang.org/grpc" - codes "google.golang.org/grpc/codes" - status "google.golang.org/grpc/status" math "math" ) @@ -552,6 +550,7 @@ type InspectRequest struct { FilterFields []string `protobuf:"bytes,3,rep,name=filterFields,proto3" json:"filterFields,omitempty"` Limit uint64 `protobuf:"varint,4,opt,name=limit,proto3" json:"limit,omitempty"` Offset uint64 `protobuf:"varint,5,opt,name=offset,proto3" json:"offset,omitempty"` + Query string `protobuf:"bytes,6,opt,name=query,proto3" json:"query,omitempty"` XXX_NoUnkeyedLiteral struct{} `json:"-"` XXX_unrecognized []byte `json:"-"` XXX_sizecache int32 `json:"-"` @@ -617,6 +616,13 @@ func (m *InspectRequest) GetOffset() uint64 { return 0 } +func (m *InspectRequest) GetQuery() string { + if m != nil { + return m.Query + } + return "" +} + type Uint64Array struct { Vals []uint64 `protobuf:"varint,1,rep,packed,name=vals,proto3" json:"vals,omitempty"` XXX_NoUnkeyedLiteral struct{} `json:"-"` @@ -793,59 +799,60 @@ func init() { func init() { proto.RegisterFile("pilosa.proto", fileDescriptor_ef0691a44d1e275c) } var fileDescriptor_ef0691a44d1e275c = []byte{ - // 677 bytes of a gzipped FileDescriptorProto - 0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x55, 0xed, 0x6e, 0xd3, 0x3c, - 0x14, 0xae, 0x97, 0xac, 0x6d, 0x4e, 0xf6, 0xf1, 0xbe, 0xde, 0xfb, 0x8e, 0x68, 0x42, 0x10, 0xf2, - 0x87, 0x20, 0xd0, 0x34, 0x06, 0x03, 0x01, 0xe3, 0xc7, 0x36, 0x40, 0x9d, 0x00, 0xb1, 0x19, 0xb6, - 0xff, 0x6e, 0xe3, 0x8e, 0x08, 0x37, 0xee, 0xe2, 0x74, 0xa3, 0x37, 0xc0, 0x1d, 0x70, 0x07, 0x70, - 0x29, 0xdc, 0x17, 0xb2, 0x1d, 0xa7, 0xc9, 0xa4, 0x22, 0xb4, 0x7f, 0x3e, 0xe7, 0x79, 0xce, 0x57, - 0x1e, 0x1f, 0x07, 0x96, 0xc6, 0x29, 0x17, 0x92, 0x6e, 0x8e, 0x73, 0x51, 0x08, 0xdc, 0x36, 0x56, - 0xf4, 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is a compile-time assertion to ensure that this generated file // is compatible with the grpc package it is being compiled against. -const _ = grpc.SupportPackageIsVersion6 +const _ = grpc.SupportPackageIsVersion4 // PilosaClient is the client API for Pilosa service. // @@ -857,10 +864,10 @@ type PilosaClient interface { } type pilosaClient struct { - cc grpc.ClientConnInterface + cc *grpc.ClientConn } -func NewPilosaClient(cc grpc.ClientConnInterface) PilosaClient { +func NewPilosaClient(cc *grpc.ClientConn) PilosaClient { return &pilosaClient{cc} } @@ -944,20 +951,6 @@ type PilosaServer interface { Inspect(*InspectRequest, Pilosa_InspectServer) error } -// UnimplementedPilosaServer can be embedded to have forward compatible implementations. -type UnimplementedPilosaServer struct { -} - -func (*UnimplementedPilosaServer) QueryPQL(req *QueryPQLRequest, srv Pilosa_QueryPQLServer) error { - return status.Errorf(codes.Unimplemented, "method QueryPQL not implemented") -} -func (*UnimplementedPilosaServer) QueryPQLUnary(ctx context.Context, req *QueryPQLRequest) (*TableResponse, error) { - return nil, status.Errorf(codes.Unimplemented, "method QueryPQLUnary not implemented") -} -func (*UnimplementedPilosaServer) Inspect(req *InspectRequest, srv Pilosa_InspectServer) error { - return status.Errorf(codes.Unimplemented, "method Inspect not implemented") -} - func RegisterPilosaServer(s *grpc.Server, srv PilosaServer) { s.RegisterService(&_Pilosa_serviceDesc, srv) } diff --git a/proto/pilosa.proto b/proto/pilosa.proto index ff25a5fb9..524c247be 100644 --- a/proto/pilosa.proto +++ b/proto/pilosa.proto @@ -57,6 +57,7 @@ message InspectRequest { repeated string filterFields = 3; uint64 limit = 4; uint64 offset = 5; + string query = 6; } message Uint64Array { diff --git a/server/grpc.go b/server/grpc.go index 8d7638da5..ed9c1b914 100644 --- a/server/grpc.go +++ b/server/grpc.go @@ -294,6 +294,41 @@ func (h *GRPCHandler) Inspect(req *pb.InspectRequest, stream pb.Pilosa_InspectSe } } + if req.Query != "" { + // Execute the query and use it to select columns. + if req.Columns.Type != nil { + return errors.New("found a list of columns in a query-based inspect call") + } + query := pilosa.QueryRequest{ + Index: req.Index, + Query: req.Query, + } + resp, err := h.api.Query(stream.Context(), &query) + if err != nil { + return errors.Wrapf(err, "querying for columns with %q", req.Query) + } + if len(resp.Results) != 1 { + return errors.Errorf("expected 1 result for inspect query; got %d from %q", len(resp.Results), req.Query) + } + row, ok := resp.Results[0].(*pilosa.Row) + if !ok { + return errors.Errorf("incorrect query result type %T for query %q", resp.Results[0], req.Query) + } + if len(row.Keys) > 0 { + req.Columns.Type = &pb.IdsOrKeys_Keys{ + Keys: &pb.StringArray{Vals: row.Keys}, + } + } else { + req.Columns.Type = &pb.IdsOrKeys_Ids{ + Ids: &pb.Uint64Array{Vals: row.Columns()}, + } + } + if !row.Any() { + // No columns were matched. + return nil + } + } + limit := req.Limit if limit == 0 { limit = defaultLimit