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7611128e57
issue: #33285 - add adaptor to implement walimpls into wal interface. - implement timetick sorted and filtering scanner. - add test for wal. --------- Signed-off-by: chyezh <chyezh@outlook.com>
90 lines
3.1 KiB
Protocol Buffer
90 lines
3.1 KiB
Protocol Buffer
syntax = "proto3";
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package milvus.proto.log;
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option go_package = "github.com/milvus-io/milvus/internal/proto/streamingpb";
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import "milvus.proto";
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import "google/protobuf/empty.proto";
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//
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// Common
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//
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// MessageID is the unique identifier of a message.
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message MessageID {
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bytes id = 1;
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}
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// Message is the basic unit of communication between publisher and consumer.
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message Message {
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bytes payload = 1; // message body
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map<string, string> properties = 2; // message properties
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}
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// PChannelInfo is the information of a pchannel info.
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message PChannelInfo {
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string name = 1; // channel name
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int64 term = 2; // A monotonic increasing term, every time the channel is recovered or moved to another streamingnode, the term will increase by meta server.
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int64 server_id = 3; // The log node id address of the channel.
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}
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// VChannelInfo is the information of a vchannel info.
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message VChannelInfo {
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string name = 1;
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}
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// DeliverPolicy is the policy to deliver message.
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message DeliverPolicy {
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oneof policy {
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google.protobuf.Empty all = 1; // deliver all messages.
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google.protobuf.Empty latest = 2; // deliver the latest message.
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MessageID start_from = 3; // deliver message from this message id. [startFrom, ...]
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MessageID start_after = 4; // deliver message after this message id. (startAfter, ...]
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}
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}
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// DeliverFilter is the filter to deliver message.
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message DeliverFilter {
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oneof filter {
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DeliverFilterTimeTickGT time_tick_gt = 1;
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DeliverFilterTimeTickGTE time_tick_gte = 2;
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DeliverFilterVChannel vchannel = 3;
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}
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}
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// DeliverFilterTimeTickGT is the filter to deliver message with time tick greater than this value.
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message DeliverFilterTimeTickGT {
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uint64 time_tick = 1; // deliver message with time tick greater than this value.
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}
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// DeliverFilterTimeTickGTE is the filter to deliver message with time tick greater than or equal to this value.
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message DeliverFilterTimeTickGTE {
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uint64 time_tick = 1; // deliver message with time tick greater than or equal to this value.
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}
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// DeliverFilterVChannel is the filter to deliver message with vchannel name.
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message DeliverFilterVChannel {
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string vchannel = 1; // deliver message with vchannel name.
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}
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// StreamingCode is the error code for log internal component.
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enum StreamingCode {
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STREAMING_CODE_OK = 0;
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STREAMING_CODE_CHANNEL_EXIST = 1; // channel already exist
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STREAMING_CODE_CHANNEL_NOT_EXIST = 2; // channel not exist
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STREAMING_CODE_CHANNEL_FENCED = 3; // channel is fenced
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STREAMING_CODE_ON_SHUTDOWN = 4; // component is on shutdown
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STREAMING_CODE_INVALID_REQUEST_SEQ = 5; // invalid request sequence
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STREAMING_CODE_UNMATCHED_CHANNEL_TERM = 6; // unmatched channel term
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STREAMING_CODE_IGNORED_OPERATION = 7; // ignored operation
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STREAMING_CODE_INNER = 8; // underlying service failure.
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STREAMING_CODE_EOF = 9; // end of stream, generated by grpc status.
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STREAMING_CODE_UNKNOWN = 999; // unknown error
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}
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// StreamingError is the error type for log internal component.
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message StreamingError {
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StreamingCode code = 1;
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string cause = 2;
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} |