Merge pull request #10 from chrislusf/master

merge seaweed master
This commit is contained in:
joeslay 2019-10-14 16:03:40 +01:00 committed by GitHub
commit d53aee179b
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GPG key ID: 4AEE18F83AFDEB23
27 changed files with 1631 additions and 157 deletions

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@ -49,7 +49,7 @@ Your support will be really appreciated by me and other supporters!
- [Download Binaries for different platforms](https://github.com/chrislusf/seaweedfs/releases/latest)
- [SeaweedFS on Slack](https://join.slack.com/t/seaweedfs/shared_invite/enQtMzI4MTMwMjU2MzA3LTc4MmVlYmFlNjBmZTgzZmJlYmI1MDE1YzkyNWYyZjkwZDFiM2RlMDdjNjVlNjdjYzc4NGFhZGIyYzEyMzJkYTA)
- [SeaweedFS on Slack](https://join.slack.com/t/seaweedfs/shared_invite/enQtMzI4MTMwMjU2MzA3LTEyYzZmZWYzOGQ3MDJlZWMzYmI0OTE4OTJiZjJjODBmMzUxNmYwODg0YjY3MTNlMjBmZDQ1NzQ5NDJhZWI2ZmY)
- [SeaweedFS Mailing List](https://groups.google.com/d/forum/seaweedfs)
- [Wiki Documentation](https://github.com/chrislusf/seaweedfs/wiki)
- [SeaweedFS Introduction Slides](https://www.slideshare.net/chrislusf/seaweedfs-introduction)

5
go.sum
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@ -459,7 +459,12 @@ github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UV
github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
github.com/syndtr/goleveldb v1.0.0 h1:fBdIW9lB4Iz0n9khmH8w27SJ3QEJ7+IgjPEwGSZiFdE=
github.com/syndtr/goleveldb v1.0.0/go.mod h1:ZVVdQEZoIme9iO1Ch2Jdy24qqXrMMOU6lpPAyBWyWuQ=
github.com/tidwall/gjson v1.3.2 h1:+7p3qQFaH3fOMXAJSrdZwGKcOO/lYdGS0HqGhPqDdTI=
github.com/tidwall/gjson v1.3.2/go.mod h1:P256ACg0Mn+j1RXIDXoss50DeIABTYK1PULOJHhxOls=
github.com/tidwall/match v1.0.1 h1:PnKP62LPNxHKTwvHHZZzdOAOCtsJTjo6dZLCwpKm5xc=
github.com/tidwall/match v1.0.1/go.mod h1:LujAq0jyVjBy028G1WhWfIzbpQfMO8bBZ6Tyb0+pL9E=
github.com/tidwall/pretty v0.0.0-20190325153808-1166b9ac2b65/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
github.com/tidwall/pretty v1.0.0 h1:HsD+QiTn7sK6flMKIvNmpqz1qrpP3Ps6jOKIKMooyg4=
github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5 h1:LnC5Kc/wtumK+WB441p7ynQJzVuNRJiqddSIE3IlSEQ=
github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=

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@ -4,7 +4,7 @@
<groupId>com.github.chrislusf</groupId>
<artifactId>seaweedfs-client</artifactId>
<version>1.1.6</version>
<version>1.2.3</version>
<parent>
<groupId>org.sonatype.oss</groupId>

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@ -5,16 +5,13 @@ import org.apache.http.HttpHeaders;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.client.DefaultHttpClient;
import java.io.Closeable;
import java.io.IOException;
import java.io.OutputStream;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
import java.util.Map;
import java.util.*;
public class SeaweedRead {
@ -23,7 +20,7 @@ public class SeaweedRead {
// returns bytesRead
public static long read(FilerGrpcClient filerGrpcClient, List<VisibleInterval> visibleIntervals,
final long position, final byte[] buffer, final int bufferOffset,
final int bufferLength) {
final int bufferLength) throws IOException {
List<ChunkView> chunkViews = viewFromVisibles(visibleIntervals, position, bufferLength);
@ -58,8 +55,8 @@ public class SeaweedRead {
return readCount;
}
private static int readChunkView(long position, byte[] buffer, int startOffset, ChunkView chunkView, FilerProto.Locations locations) {
HttpClient client = HttpClientBuilder.create().build();
private static int readChunkView(long position, byte[] buffer, int startOffset, ChunkView chunkView, FilerProto.Locations locations) throws IOException {
HttpClient client = new DefaultHttpClient();
HttpGet request = new HttpGet(
String.format("http://%s/%s", locations.getLocations(0).getUrl(), chunkView.fileId));
@ -80,10 +77,12 @@ public class SeaweedRead {
return len;
} catch (IOException e) {
e.printStackTrace();
} finally {
if (client instanceof Closeable) {
Closeable t = (Closeable) client;
t.close();
}
}
return 0;
}
protected static List<ChunkView> viewFromVisibles(List<VisibleInterval> visibleIntervals, long offset, long size) {

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@ -1,13 +1,14 @@
package seaweedfs.client;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.mime.HttpMultipartMode;
import org.apache.http.entity.mime.MultipartEntityBuilder;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.client.DefaultHttpClient;
import java.io.ByteArrayInputStream;
import java.io.Closeable;
import java.io.IOException;
import java.io.InputStream;
@ -59,7 +60,7 @@ public class SeaweedWrite {
final byte[] bytes,
final long bytesOffset, final long bytesLength) throws IOException {
CloseableHttpClient client = HttpClientBuilder.create().setUserAgent("hdfs-client").build();
HttpClient client = new DefaultHttpClient();
InputStream inputStream = new ByteArrayInputStream(bytes, (int) bytesOffset, (int) bytesLength);
@ -84,7 +85,10 @@ public class SeaweedWrite {
return etag;
} finally {
client.close();
if (client instanceof Closeable) {
Closeable t = (Closeable) client;
t.close();
}
}
}

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@ -16,8 +16,8 @@ public class SeaweedFilerTest {
filerClient.mkdirs("/new_folder", 0755);
filerClient.touch("/new_folder/new_empty_file", 0755);
filerClient.touch("/new_folder/new_empty_file2", 0755);
filerClient.rm("/new_folder/new_empty_file", false);
filerClient.rm("/new_folder", true);
filerClient.rm("/new_folder/new_empty_file", false, true);
filerClient.rm("/new_folder", true, true);
}
}

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@ -61,6 +61,10 @@
<exclude>org.apache.log4j</exclude>
</excludes>
</relocation>
<relocation>
<pattern>org.apache.http</pattern>
<shadedPattern>shaded.org.apache.http</shadedPattern>
</relocation>
</relocations>
</configuration>
</execution>
@ -123,7 +127,7 @@
</snapshotRepository>
</distributionManagement>
<properties>
<seaweedfs.client.version>1.1.6</seaweedfs.client.version>
<seaweedfs.client.version>1.2.3</seaweedfs.client.version>
<hadoop.version>2.9.2</hadoop.version>
</properties>
</project>

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@ -5,7 +5,7 @@
<modelVersion>4.0.0</modelVersion>
<properties>
<seaweedfs.client.version>1.1.6</seaweedfs.client.version>
<seaweedfs.client.version>1.2.3</seaweedfs.client.version>
<hadoop.version>2.9.2</hadoop.version>
</properties>
@ -79,6 +79,10 @@
<exclude>org.apache.log4j</exclude>
</excludes>
</relocation>
<relocation>
<pattern>org.apache.http</pattern>
<shadedPattern>shaded.org.apache.http</shadedPattern>
</relocation>
</relocations>
</configuration>
</execution>

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@ -137,7 +137,7 @@ public class SeaweedFileSystemStore {
if (source.isRoot()) {
return;
}
LOG.warn("rename source: {} destination:{}", source, destination);
LOG.info("rename source: {} destination:{}", source, destination);
FilerProto.Entry entry = lookupEntry(source);
if (entry == null) {
LOG.warn("rename non-existing source: {}", source);

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@ -61,6 +61,10 @@
<exclude>org.apache.log4j</exclude>
</excludes>
</relocation>
<relocation>
<pattern>org.apache.http</pattern>
<shadedPattern>shaded.org.apache.http</shadedPattern>
</relocation>
</relocations>
</configuration>
</execution>
@ -123,7 +127,7 @@
</snapshotRepository>
</distributionManagement>
<properties>
<seaweedfs.client.version>1.1.6</seaweedfs.client.version>
<seaweedfs.client.version>1.2.3</seaweedfs.client.version>
<hadoop.version>3.1.1</hadoop.version>
</properties>
</project>

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@ -5,7 +5,7 @@
<modelVersion>4.0.0</modelVersion>
<properties>
<seaweedfs.client.version>1.1.6</seaweedfs.client.version>
<seaweedfs.client.version>1.2.3</seaweedfs.client.version>
<hadoop.version>3.1.1</hadoop.version>
</properties>
@ -79,6 +79,10 @@
<exclude>org.apache.log4j</exclude>
</excludes>
</relocation>
<relocation>
<pattern>org.apache.http</pattern>
<shadedPattern>shaded.org.apache.http</shadedPattern>
</relocation>
</relocations>
</configuration>
</execution>

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@ -137,7 +137,7 @@ public class SeaweedFileSystemStore {
if (source.isRoot()) {
return;
}
LOG.warn("rename source: {} destination:{}", source, destination);
LOG.info("rename source: {} destination:{}", source, destination);
FilerProto.Entry entry = lookupEntry(source);
if (entry == null) {
LOG.warn("rename non-existing source: {}", source);

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@ -67,6 +67,10 @@ service VolumeServer {
rpc VolumeEcBlobDelete (VolumeEcBlobDeleteRequest) returns (VolumeEcBlobDeleteResponse) {
}
// query
rpc Query (QueryRequest) returns (stream QueriedStripe) {
}
}
//////////////////////////////////////////////////
@ -319,3 +323,60 @@ message MemStatus {
uint64 heap = 6;
uint64 stack = 7;
}
message QueryRequest {
repeated string selections = 1;
repeated string from_file_ids = 2;
message Filter {
string field = 1;
string operand = 2;
string value = 3;
}
Filter filter = 3;
message InputSerialization {
// NONE | GZIP | BZIP2
string compression_type = 1;
message CSVInput {
string file_header_info = 1; // Valid values: NONE | USE | IGNORE
string record_delimiter = 2; // Default: \n
string field_delimiter = 3; // Default: ,
string quote_charactoer = 4; // Default: "
string quote_escape_character = 5; // Default: "
string comments = 6; // Default: #
// If true, records might contain record delimiters within quote characters
bool allow_quoted_record_delimiter = 7; // default False.
}
message JSONInput {
string type = 1; // Valid values: DOCUMENT | LINES
}
message ParquetInput {
}
CSVInput csv_input = 2;
JSONInput json_input = 3;
ParquetInput parquet_input = 4;
}
InputSerialization input_serialization = 4;
message OutputSerialization {
message CSVOutput {
string quote_fields = 1; // Valid values: ALWAYS | ASNEEDED
string record_delimiter = 2; // Default: \n
string field_delimiter = 3; // Default: ,
string quote_charactoer = 4; // Default: "
string quote_escape_character = 5; // Default: "
}
message JSONOutput {
string record_delimiter = 1;
}
CSVOutput csv_output = 2;
JSONOutput json_output = 3;
}
OutputSerialization output_serialization = 5;
}
message QueriedStripe {
bytes records = 1;
}

View file

@ -65,6 +65,8 @@ It has these top-level messages:
ReadVolumeFileStatusResponse
DiskStatus
MemStatus
QueryRequest
QueriedStripe
*/
package volume_server_pb
@ -1395,6 +1397,350 @@ func (m *MemStatus) GetStack() uint64 {
return 0
}
type QueryRequest struct {
Selections []string `protobuf:"bytes,1,rep,name=selections" json:"selections,omitempty"`
FromFileIds []string `protobuf:"bytes,2,rep,name=from_file_ids,json=fromFileIds" json:"from_file_ids,omitempty"`
Filter *QueryRequest_Filter `protobuf:"bytes,3,opt,name=filter" json:"filter,omitempty"`
InputSerialization *QueryRequest_InputSerialization `protobuf:"bytes,4,opt,name=input_serialization,json=inputSerialization" json:"input_serialization,omitempty"`
OutputSerialization *QueryRequest_OutputSerialization `protobuf:"bytes,5,opt,name=output_serialization,json=outputSerialization" json:"output_serialization,omitempty"`
}
func (m *QueryRequest) Reset() { *m = QueryRequest{} }
func (m *QueryRequest) String() string { return proto.CompactTextString(m) }
func (*QueryRequest) ProtoMessage() {}
func (*QueryRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{56} }
func (m *QueryRequest) GetSelections() []string {
if m != nil {
return m.Selections
}
return nil
}
func (m *QueryRequest) GetFromFileIds() []string {
if m != nil {
return m.FromFileIds
}
return nil
}
func (m *QueryRequest) GetFilter() *QueryRequest_Filter {
if m != nil {
return m.Filter
}
return nil
}
func (m *QueryRequest) GetInputSerialization() *QueryRequest_InputSerialization {
if m != nil {
return m.InputSerialization
}
return nil
}
func (m *QueryRequest) GetOutputSerialization() *QueryRequest_OutputSerialization {
if m != nil {
return m.OutputSerialization
}
return nil
}
type QueryRequest_Filter struct {
Field string `protobuf:"bytes,1,opt,name=field" json:"field,omitempty"`
Operand string `protobuf:"bytes,2,opt,name=operand" json:"operand,omitempty"`
Value string `protobuf:"bytes,3,opt,name=value" json:"value,omitempty"`
}
func (m *QueryRequest_Filter) Reset() { *m = QueryRequest_Filter{} }
func (m *QueryRequest_Filter) String() string { return proto.CompactTextString(m) }
func (*QueryRequest_Filter) ProtoMessage() {}
func (*QueryRequest_Filter) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{56, 0} }
func (m *QueryRequest_Filter) GetField() string {
if m != nil {
return m.Field
}
return ""
}
func (m *QueryRequest_Filter) GetOperand() string {
if m != nil {
return m.Operand
}
return ""
}
func (m *QueryRequest_Filter) GetValue() string {
if m != nil {
return m.Value
}
return ""
}
type QueryRequest_InputSerialization struct {
// NONE | GZIP | BZIP2
CompressionType string `protobuf:"bytes,1,opt,name=compression_type,json=compressionType" json:"compression_type,omitempty"`
CsvInput *QueryRequest_InputSerialization_CSVInput `protobuf:"bytes,2,opt,name=csv_input,json=csvInput" json:"csv_input,omitempty"`
JsonInput *QueryRequest_InputSerialization_JSONInput `protobuf:"bytes,3,opt,name=json_input,json=jsonInput" json:"json_input,omitempty"`
ParquetInput *QueryRequest_InputSerialization_ParquetInput `protobuf:"bytes,4,opt,name=parquet_input,json=parquetInput" json:"parquet_input,omitempty"`
}
func (m *QueryRequest_InputSerialization) Reset() { *m = QueryRequest_InputSerialization{} }
func (m *QueryRequest_InputSerialization) String() string { return proto.CompactTextString(m) }
func (*QueryRequest_InputSerialization) ProtoMessage() {}
func (*QueryRequest_InputSerialization) Descriptor() ([]byte, []int) {
return fileDescriptor0, []int{56, 1}
}
func (m *QueryRequest_InputSerialization) GetCompressionType() string {
if m != nil {
return m.CompressionType
}
return ""
}
func (m *QueryRequest_InputSerialization) GetCsvInput() *QueryRequest_InputSerialization_CSVInput {
if m != nil {
return m.CsvInput
}
return nil
}
func (m *QueryRequest_InputSerialization) GetJsonInput() *QueryRequest_InputSerialization_JSONInput {
if m != nil {
return m.JsonInput
}
return nil
}
func (m *QueryRequest_InputSerialization) GetParquetInput() *QueryRequest_InputSerialization_ParquetInput {
if m != nil {
return m.ParquetInput
}
return nil
}
type QueryRequest_InputSerialization_CSVInput struct {
FileHeaderInfo string `protobuf:"bytes,1,opt,name=file_header_info,json=fileHeaderInfo" json:"file_header_info,omitempty"`
RecordDelimiter string `protobuf:"bytes,2,opt,name=record_delimiter,json=recordDelimiter" json:"record_delimiter,omitempty"`
FieldDelimiter string `protobuf:"bytes,3,opt,name=field_delimiter,json=fieldDelimiter" json:"field_delimiter,omitempty"`
QuoteCharactoer string `protobuf:"bytes,4,opt,name=quote_charactoer,json=quoteCharactoer" json:"quote_charactoer,omitempty"`
QuoteEscapeCharacter string `protobuf:"bytes,5,opt,name=quote_escape_character,json=quoteEscapeCharacter" json:"quote_escape_character,omitempty"`
Comments string `protobuf:"bytes,6,opt,name=comments" json:"comments,omitempty"`
// If true, records might contain record delimiters within quote characters
AllowQuotedRecordDelimiter bool `protobuf:"varint,7,opt,name=allow_quoted_record_delimiter,json=allowQuotedRecordDelimiter" json:"allow_quoted_record_delimiter,omitempty"`
}
func (m *QueryRequest_InputSerialization_CSVInput) Reset() {
*m = QueryRequest_InputSerialization_CSVInput{}
}
func (m *QueryRequest_InputSerialization_CSVInput) String() string { return proto.CompactTextString(m) }
func (*QueryRequest_InputSerialization_CSVInput) ProtoMessage() {}
func (*QueryRequest_InputSerialization_CSVInput) Descriptor() ([]byte, []int) {
return fileDescriptor0, []int{56, 1, 0}
}
func (m *QueryRequest_InputSerialization_CSVInput) GetFileHeaderInfo() string {
if m != nil {
return m.FileHeaderInfo
}
return ""
}
func (m *QueryRequest_InputSerialization_CSVInput) GetRecordDelimiter() string {
if m != nil {
return m.RecordDelimiter
}
return ""
}
func (m *QueryRequest_InputSerialization_CSVInput) GetFieldDelimiter() string {
if m != nil {
return m.FieldDelimiter
}
return ""
}
func (m *QueryRequest_InputSerialization_CSVInput) GetQuoteCharactoer() string {
if m != nil {
return m.QuoteCharactoer
}
return ""
}
func (m *QueryRequest_InputSerialization_CSVInput) GetQuoteEscapeCharacter() string {
if m != nil {
return m.QuoteEscapeCharacter
}
return ""
}
func (m *QueryRequest_InputSerialization_CSVInput) GetComments() string {
if m != nil {
return m.Comments
}
return ""
}
func (m *QueryRequest_InputSerialization_CSVInput) GetAllowQuotedRecordDelimiter() bool {
if m != nil {
return m.AllowQuotedRecordDelimiter
}
return false
}
type QueryRequest_InputSerialization_JSONInput struct {
Type string `protobuf:"bytes,1,opt,name=type" json:"type,omitempty"`
}
func (m *QueryRequest_InputSerialization_JSONInput) Reset() {
*m = QueryRequest_InputSerialization_JSONInput{}
}
func (m *QueryRequest_InputSerialization_JSONInput) String() string { return proto.CompactTextString(m) }
func (*QueryRequest_InputSerialization_JSONInput) ProtoMessage() {}
func (*QueryRequest_InputSerialization_JSONInput) Descriptor() ([]byte, []int) {
return fileDescriptor0, []int{56, 1, 1}
}
func (m *QueryRequest_InputSerialization_JSONInput) GetType() string {
if m != nil {
return m.Type
}
return ""
}
type QueryRequest_InputSerialization_ParquetInput struct {
}
func (m *QueryRequest_InputSerialization_ParquetInput) Reset() {
*m = QueryRequest_InputSerialization_ParquetInput{}
}
func (m *QueryRequest_InputSerialization_ParquetInput) String() string {
return proto.CompactTextString(m)
}
func (*QueryRequest_InputSerialization_ParquetInput) ProtoMessage() {}
func (*QueryRequest_InputSerialization_ParquetInput) Descriptor() ([]byte, []int) {
return fileDescriptor0, []int{56, 1, 2}
}
type QueryRequest_OutputSerialization struct {
CsvOutput *QueryRequest_OutputSerialization_CSVOutput `protobuf:"bytes,2,opt,name=csv_output,json=csvOutput" json:"csv_output,omitempty"`
JsonOutput *QueryRequest_OutputSerialization_JSONOutput `protobuf:"bytes,3,opt,name=json_output,json=jsonOutput" json:"json_output,omitempty"`
}
func (m *QueryRequest_OutputSerialization) Reset() { *m = QueryRequest_OutputSerialization{} }
func (m *QueryRequest_OutputSerialization) String() string { return proto.CompactTextString(m) }
func (*QueryRequest_OutputSerialization) ProtoMessage() {}
func (*QueryRequest_OutputSerialization) Descriptor() ([]byte, []int) {
return fileDescriptor0, []int{56, 2}
}
func (m *QueryRequest_OutputSerialization) GetCsvOutput() *QueryRequest_OutputSerialization_CSVOutput {
if m != nil {
return m.CsvOutput
}
return nil
}
func (m *QueryRequest_OutputSerialization) GetJsonOutput() *QueryRequest_OutputSerialization_JSONOutput {
if m != nil {
return m.JsonOutput
}
return nil
}
type QueryRequest_OutputSerialization_CSVOutput struct {
QuoteFields string `protobuf:"bytes,1,opt,name=quote_fields,json=quoteFields" json:"quote_fields,omitempty"`
RecordDelimiter string `protobuf:"bytes,2,opt,name=record_delimiter,json=recordDelimiter" json:"record_delimiter,omitempty"`
FieldDelimiter string `protobuf:"bytes,3,opt,name=field_delimiter,json=fieldDelimiter" json:"field_delimiter,omitempty"`
QuoteCharactoer string `protobuf:"bytes,4,opt,name=quote_charactoer,json=quoteCharactoer" json:"quote_charactoer,omitempty"`
QuoteEscapeCharacter string `protobuf:"bytes,5,opt,name=quote_escape_character,json=quoteEscapeCharacter" json:"quote_escape_character,omitempty"`
}
func (m *QueryRequest_OutputSerialization_CSVOutput) Reset() {
*m = QueryRequest_OutputSerialization_CSVOutput{}
}
func (m *QueryRequest_OutputSerialization_CSVOutput) String() string {
return proto.CompactTextString(m)
}
func (*QueryRequest_OutputSerialization_CSVOutput) ProtoMessage() {}
func (*QueryRequest_OutputSerialization_CSVOutput) Descriptor() ([]byte, []int) {
return fileDescriptor0, []int{56, 2, 0}
}
func (m *QueryRequest_OutputSerialization_CSVOutput) GetQuoteFields() string {
if m != nil {
return m.QuoteFields
}
return ""
}
func (m *QueryRequest_OutputSerialization_CSVOutput) GetRecordDelimiter() string {
if m != nil {
return m.RecordDelimiter
}
return ""
}
func (m *QueryRequest_OutputSerialization_CSVOutput) GetFieldDelimiter() string {
if m != nil {
return m.FieldDelimiter
}
return ""
}
func (m *QueryRequest_OutputSerialization_CSVOutput) GetQuoteCharactoer() string {
if m != nil {
return m.QuoteCharactoer
}
return ""
}
func (m *QueryRequest_OutputSerialization_CSVOutput) GetQuoteEscapeCharacter() string {
if m != nil {
return m.QuoteEscapeCharacter
}
return ""
}
type QueryRequest_OutputSerialization_JSONOutput struct {
RecordDelimiter string `protobuf:"bytes,1,opt,name=record_delimiter,json=recordDelimiter" json:"record_delimiter,omitempty"`
}
func (m *QueryRequest_OutputSerialization_JSONOutput) Reset() {
*m = QueryRequest_OutputSerialization_JSONOutput{}
}
func (m *QueryRequest_OutputSerialization_JSONOutput) String() string {
return proto.CompactTextString(m)
}
func (*QueryRequest_OutputSerialization_JSONOutput) ProtoMessage() {}
func (*QueryRequest_OutputSerialization_JSONOutput) Descriptor() ([]byte, []int) {
return fileDescriptor0, []int{56, 2, 1}
}
func (m *QueryRequest_OutputSerialization_JSONOutput) GetRecordDelimiter() string {
if m != nil {
return m.RecordDelimiter
}
return ""
}
type QueriedStripe struct {
Records []byte `protobuf:"bytes,1,opt,name=records,proto3" json:"records,omitempty"`
}
func (m *QueriedStripe) Reset() { *m = QueriedStripe{} }
func (m *QueriedStripe) String() string { return proto.CompactTextString(m) }
func (*QueriedStripe) ProtoMessage() {}
func (*QueriedStripe) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{57} }
func (m *QueriedStripe) GetRecords() []byte {
if m != nil {
return m.Records
}
return nil
}
func init() {
proto.RegisterType((*BatchDeleteRequest)(nil), "volume_server_pb.BatchDeleteRequest")
proto.RegisterType((*BatchDeleteResponse)(nil), "volume_server_pb.BatchDeleteResponse")
@ -1452,6 +1798,16 @@ func init() {
proto.RegisterType((*ReadVolumeFileStatusResponse)(nil), "volume_server_pb.ReadVolumeFileStatusResponse")
proto.RegisterType((*DiskStatus)(nil), "volume_server_pb.DiskStatus")
proto.RegisterType((*MemStatus)(nil), "volume_server_pb.MemStatus")
proto.RegisterType((*QueryRequest)(nil), "volume_server_pb.QueryRequest")
proto.RegisterType((*QueryRequest_Filter)(nil), "volume_server_pb.QueryRequest.Filter")
proto.RegisterType((*QueryRequest_InputSerialization)(nil), "volume_server_pb.QueryRequest.InputSerialization")
proto.RegisterType((*QueryRequest_InputSerialization_CSVInput)(nil), "volume_server_pb.QueryRequest.InputSerialization.CSVInput")
proto.RegisterType((*QueryRequest_InputSerialization_JSONInput)(nil), "volume_server_pb.QueryRequest.InputSerialization.JSONInput")
proto.RegisterType((*QueryRequest_InputSerialization_ParquetInput)(nil), "volume_server_pb.QueryRequest.InputSerialization.ParquetInput")
proto.RegisterType((*QueryRequest_OutputSerialization)(nil), "volume_server_pb.QueryRequest.OutputSerialization")
proto.RegisterType((*QueryRequest_OutputSerialization_CSVOutput)(nil), "volume_server_pb.QueryRequest.OutputSerialization.CSVOutput")
proto.RegisterType((*QueryRequest_OutputSerialization_JSONOutput)(nil), "volume_server_pb.QueryRequest.OutputSerialization.JSONOutput")
proto.RegisterType((*QueriedStripe)(nil), "volume_server_pb.QueriedStripe")
}
// Reference imports to suppress errors if they are not otherwise used.
@ -1494,6 +1850,8 @@ type VolumeServerClient interface {
VolumeEcShardsUnmount(ctx context.Context, in *VolumeEcShardsUnmountRequest, opts ...grpc.CallOption) (*VolumeEcShardsUnmountResponse, error)
VolumeEcShardRead(ctx context.Context, in *VolumeEcShardReadRequest, opts ...grpc.CallOption) (VolumeServer_VolumeEcShardReadClient, error)
VolumeEcBlobDelete(ctx context.Context, in *VolumeEcBlobDeleteRequest, opts ...grpc.CallOption) (*VolumeEcBlobDeleteResponse, error)
// query
Query(ctx context.Context, in *QueryRequest, opts ...grpc.CallOption) (VolumeServer_QueryClient, error)
}
type volumeServerClient struct {
@ -1830,6 +2188,38 @@ func (c *volumeServerClient) VolumeEcBlobDelete(ctx context.Context, in *VolumeE
return out, nil
}
func (c *volumeServerClient) Query(ctx context.Context, in *QueryRequest, opts ...grpc.CallOption) (VolumeServer_QueryClient, error) {
stream, err := grpc.NewClientStream(ctx, &_VolumeServer_serviceDesc.Streams[4], c.cc, "/volume_server_pb.VolumeServer/Query", opts...)
if err != nil {
return nil, err
}
x := &volumeServerQueryClient{stream}
if err := x.ClientStream.SendMsg(in); err != nil {
return nil, err
}
if err := x.ClientStream.CloseSend(); err != nil {
return nil, err
}
return x, nil
}
type VolumeServer_QueryClient interface {
Recv() (*QueriedStripe, error)
grpc.ClientStream
}
type volumeServerQueryClient struct {
grpc.ClientStream
}
func (x *volumeServerQueryClient) Recv() (*QueriedStripe, error) {
m := new(QueriedStripe)
if err := x.ClientStream.RecvMsg(m); err != nil {
return nil, err
}
return m, nil
}
// Server API for VolumeServer service
type VolumeServerServer interface {
@ -1862,6 +2252,8 @@ type VolumeServerServer interface {
VolumeEcShardsUnmount(context.Context, *VolumeEcShardsUnmountRequest) (*VolumeEcShardsUnmountResponse, error)
VolumeEcShardRead(*VolumeEcShardReadRequest, VolumeServer_VolumeEcShardReadServer) error
VolumeEcBlobDelete(context.Context, *VolumeEcBlobDeleteRequest) (*VolumeEcBlobDeleteResponse, error)
// query
Query(*QueryRequest, VolumeServer_QueryServer) error
}
func RegisterVolumeServerServer(s *grpc.Server, srv VolumeServerServer) {
@ -2349,6 +2741,27 @@ func _VolumeServer_VolumeEcBlobDelete_Handler(srv interface{}, ctx context.Conte
return interceptor(ctx, in, info, handler)
}
func _VolumeServer_Query_Handler(srv interface{}, stream grpc.ServerStream) error {
m := new(QueryRequest)
if err := stream.RecvMsg(m); err != nil {
return err
}
return srv.(VolumeServerServer).Query(m, &volumeServerQueryServer{stream})
}
type VolumeServer_QueryServer interface {
Send(*QueriedStripe) error
grpc.ServerStream
}
type volumeServerQueryServer struct {
grpc.ServerStream
}
func (x *volumeServerQueryServer) Send(m *QueriedStripe) error {
return x.ServerStream.SendMsg(m)
}
var _VolumeServer_serviceDesc = grpc.ServiceDesc{
ServiceName: "volume_server_pb.VolumeServer",
HandlerType: (*VolumeServerServer)(nil),
@ -2463,6 +2876,11 @@ var _VolumeServer_serviceDesc = grpc.ServiceDesc{
Handler: _VolumeServer_VolumeEcShardRead_Handler,
ServerStreams: true,
},
{
StreamName: "Query",
Handler: _VolumeServer_Query_Handler,
ServerStreams: true,
},
},
Metadata: "volume_server.proto",
}
@ -2470,126 +2888,160 @@ var _VolumeServer_serviceDesc = grpc.ServiceDesc{
func init() { proto.RegisterFile("volume_server.proto", fileDescriptor0) }
var fileDescriptor0 = []byte{
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}

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@ -0,0 +1,107 @@
package json
import (
"strconv"
"github.com/chrislusf/seaweedfs/weed/query/sqltypes"
"github.com/tidwall/gjson"
"github.com/tidwall/match"
)
type Query struct {
Field string
Op string
Value string
}
func QueryJson(jsonLine string, projections []string, query Query) (passedFilter bool, values []sqltypes.Value) {
if filterJson(jsonLine, query) {
passedFilter = true
fields := gjson.GetMany(jsonLine, projections...)
for _, f := range fields {
values = append(values, sqltypes.MakeTrusted(sqltypes.Type(f.Type), sqltypes.StringToBytes(f.Raw)))
}
return
}
return false, nil
}
func filterJson(jsonLine string, query Query) bool {
value := gjson.Get(jsonLine, query.Field)
// copied from gjson.go queryMatches() function
rpv := query.Value
if !value.Exists() {
return false
}
if query.Op == "" {
// the query is only looking for existence, such as:
// friends.#(name)
// which makes sure that the array "friends" has an element of
// "name" that exists
return true
}
switch value.Type {
case gjson.String:
switch query.Op {
case "=":
return value.Str == rpv
case "!=":
return value.Str != rpv
case "<":
return value.Str < rpv
case "<=":
return value.Str <= rpv
case ">":
return value.Str > rpv
case ">=":
return value.Str >= rpv
case "%":
return match.Match(value.Str, rpv)
case "!%":
return !match.Match(value.Str, rpv)
}
case gjson.Number:
rpvn, _ := strconv.ParseFloat(rpv, 64)
switch query.Op {
case "=":
return value.Num == rpvn
case "!=":
return value.Num != rpvn
case "<":
return value.Num < rpvn
case "<=":
return value.Num <= rpvn
case ">":
return value.Num > rpvn
case ">=":
return value.Num >= rpvn
}
case gjson.True:
switch query.Op {
case "=":
return rpv == "true"
case "!=":
return rpv != "true"
case ">":
return rpv == "false"
case ">=":
return true
}
case gjson.False:
switch query.Op {
case "=":
return rpv == "false"
case "!=":
return rpv != "false"
case "<":
return rpv == "true"
case "<=":
return true
}
}
return false
}

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package json
import (
"testing"
"github.com/tidwall/gjson"
)
func TestGjson(t *testing.T) {
data := `
{
"quiz": {
"sport": {
"q1": {
"question": "Which one is correct team name in NBA?",
"options": [
"New York Bulls",
"Los Angeles Kings",
"Golden State Warriros",
"Huston Rocket"
],
"answer": "Huston Rocket"
}
},
"maths": {
"q1": {
"question": "5 + 7 = ?",
"options": [
"10",
"11",
"12",
"13"
],
"answer": "12"
},
"q2": {
"question": "12 - 8 = ?",
"options": [
"1",
"2",
"3",
"4"
],
"answer": "4"
}
}
}
}
{
"fruit": "Apple",
"size": "Large",
"quiz": "Red"
}
`
projections := []string{"quiz", "fruit"}
gjson.ForEachLine(data, func(line gjson.Result) bool {
println(line.Raw)
println("+++++++++++")
results := gjson.GetMany(line.Raw, projections...)
for _, result := range results {
println(result.Index, result.Type, result.String())
}
println("-----------")
return true
})
}
func TestJsonQueryRow(t *testing.T) {
data := `
{
"fruit": "Bl\"ue",
"size": 6,
"quiz": "green"
}
`
selections := []string{"fruit", "size"}
isFiltered, values := QueryJson(data, selections, Query{
Field: "quiz",
Op: "=",
Value: "green",
})
if !isFiltered {
t.Errorf("should have been filtered")
}
if values == nil {
t.Errorf("values should have been returned")
}
buf := ToJson(nil, selections, values)
println(string(buf))
}
func TestJsonQueryNumber(t *testing.T) {
data := `
{
"fruit": "Bl\"ue",
"size": 6,
"quiz": "green"
}
`
selections := []string{"fruit", "quiz"}
isFiltered, values := QueryJson(data, selections, Query{
Field: "size",
Op: ">=",
Value: "6",
})
if !isFiltered {
t.Errorf("should have been filtered")
}
if values == nil {
t.Errorf("values should have been returned")
}
buf := ToJson(nil, selections, values)
println(string(buf))
}

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@ -0,0 +1,17 @@
package json
import "github.com/chrislusf/seaweedfs/weed/query/sqltypes"
func ToJson(buf []byte, selections []string, values []sqltypes.Value) []byte {
buf = append(buf, '{')
for i, value := range values {
if i > 0 {
buf = append(buf, ',')
}
buf = append(buf, selections[i]...)
buf = append(buf, ':')
buf = append(buf, value.Raw()...)
}
buf = append(buf, '}')
return buf
}

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@ -0,0 +1,124 @@
package sqltypes
// copied from vitness
// Flag allows us to qualify types by their common properties.
type Flag int32
const (
Flag_NONE Flag = 0
Flag_ISINTEGRAL Flag = 256
Flag_ISUNSIGNED Flag = 512
Flag_ISFLOAT Flag = 1024
Flag_ISQUOTED Flag = 2048
Flag_ISTEXT Flag = 4096
Flag_ISBINARY Flag = 8192
)
var Flag_name = map[int32]string{
0: "NONE",
256: "ISINTEGRAL",
512: "ISUNSIGNED",
1024: "ISFLOAT",
2048: "ISQUOTED",
4096: "ISTEXT",
8192: "ISBINARY",
}
var Flag_value = map[string]int32{
"NONE": 0,
"ISINTEGRAL": 256,
"ISUNSIGNED": 512,
"ISFLOAT": 1024,
"ISQUOTED": 2048,
"ISTEXT": 4096,
"ISBINARY": 8192,
}
// Type defines the various supported data types in bind vars
// and query results.
type Type int32
const (
// NULL_TYPE specifies a NULL type.
Type_NULL_TYPE Type = 0
// INT8 specifies a TINYINT type.
// Properties: 1, IsNumber.
Type_INT8 Type = 257
// UINT8 specifies a TINYINT UNSIGNED type.
// Properties: 2, IsNumber, IsUnsigned.
Type_UINT8 Type = 770
// INT16 specifies a SMALLINT type.
// Properties: 3, IsNumber.
Type_INT16 Type = 259
// UINT16 specifies a SMALLINT UNSIGNED type.
// Properties: 4, IsNumber, IsUnsigned.
Type_UINT16 Type = 772
// INT24 specifies a MEDIUMINT type.
// Properties: 5, IsNumber.
Type_INT32 Type = 263
// UINT32 specifies a INTEGER UNSIGNED type.
// Properties: 8, IsNumber, IsUnsigned.
Type_UINT32 Type = 776
// INT64 specifies a BIGINT type.
// Properties: 9, IsNumber.
Type_INT64 Type = 265
// UINT64 specifies a BIGINT UNSIGNED type.
// Properties: 10, IsNumber, IsUnsigned.
Type_UINT64 Type = 778
// FLOAT32 specifies a FLOAT type.
// Properties: 11, IsFloat.
Type_FLOAT32 Type = 1035
// FLOAT64 specifies a DOUBLE or REAL type.
// Properties: 12, IsFloat.
Type_FLOAT64 Type = 1036
// TIMESTAMP specifies a TIMESTAMP type.
// Properties: 13, IsQuoted.
Type_TIMESTAMP Type = 2061
// DATE specifies a DATE type.
// Properties: 14, IsQuoted.
Type_DATE Type = 2062
// TIME specifies a TIME type.
// Properties: 15, IsQuoted.
Type_TIME Type = 2063
// DATETIME specifies a DATETIME type.
// Properties: 16, IsQuoted.
Type_DATETIME Type = 2064
// YEAR specifies a YEAR type.
// Properties: 17, IsNumber, IsUnsigned.
Type_YEAR Type = 785
// DECIMAL specifies a DECIMAL or NUMERIC type.
// Properties: 18, None.
Type_DECIMAL Type = 18
// TEXT specifies a TEXT type.
// Properties: 19, IsQuoted, IsText.
Type_TEXT Type = 6163
// BLOB specifies a BLOB type.
// Properties: 20, IsQuoted, IsBinary.
Type_BLOB Type = 10260
// VARCHAR specifies a VARCHAR type.
// Properties: 21, IsQuoted, IsText.
Type_VARCHAR Type = 6165
// VARBINARY specifies a VARBINARY type.
// Properties: 22, IsQuoted, IsBinary.
Type_VARBINARY Type = 10262
// CHAR specifies a CHAR type.
// Properties: 23, IsQuoted, IsText.
Type_CHAR Type = 6167
// BINARY specifies a BINARY type.
// Properties: 24, IsQuoted, IsBinary.
Type_BINARY Type = 10264
// BIT specifies a BIT type.
// Properties: 25, IsQuoted.
Type_BIT Type = 2073
// JSON specifies a JSON type.
// Properties: 30, IsQuoted.
Type_JSON Type = 2078
)
// BindVariable represents a single bind variable in a Query.
type BindVariable struct {
Type Type `protobuf:"varint,1,opt,name=type,enum=query.Type" json:"type,omitempty"`
Value []byte `protobuf:"bytes,2,opt,name=value,proto3" json:"value,omitempty"`
// values are set if type is TUPLE.
Values []*Value `protobuf:"bytes,3,rep,name=values" json:"values,omitempty"`
}

101
weed/query/sqltypes/type.go Normal file
View file

@ -0,0 +1,101 @@
package sqltypes
// These bit flags can be used to query on the
// common properties of types.
const (
flagIsIntegral = int(Flag_ISINTEGRAL)
flagIsUnsigned = int(Flag_ISUNSIGNED)
flagIsFloat = int(Flag_ISFLOAT)
flagIsQuoted = int(Flag_ISQUOTED)
flagIsText = int(Flag_ISTEXT)
flagIsBinary = int(Flag_ISBINARY)
)
// IsIntegral returns true if Type is an integral
// (signed/unsigned) that can be represented using
// up to 64 binary bits.
// If you have a Value object, use its member function.
func IsIntegral(t Type) bool {
return int(t)&flagIsIntegral == flagIsIntegral
}
// IsSigned returns true if Type is a signed integral.
// If you have a Value object, use its member function.
func IsSigned(t Type) bool {
return int(t)&(flagIsIntegral|flagIsUnsigned) == flagIsIntegral
}
// IsUnsigned returns true if Type is an unsigned integral.
// Caution: this is not the same as !IsSigned.
// If you have a Value object, use its member function.
func IsUnsigned(t Type) bool {
return int(t)&(flagIsIntegral|flagIsUnsigned) == flagIsIntegral|flagIsUnsigned
}
// IsFloat returns true is Type is a floating point.
// If you have a Value object, use its member function.
func IsFloat(t Type) bool {
return int(t)&flagIsFloat == flagIsFloat
}
// IsQuoted returns true if Type is a quoted text or binary.
// If you have a Value object, use its member function.
func IsQuoted(t Type) bool {
return (int(t)&flagIsQuoted == flagIsQuoted) && t != Bit
}
// IsText returns true if Type is a text.
// If you have a Value object, use its member function.
func IsText(t Type) bool {
return int(t)&flagIsText == flagIsText
}
// IsBinary returns true if Type is a binary.
// If you have a Value object, use its member function.
func IsBinary(t Type) bool {
return int(t)&flagIsBinary == flagIsBinary
}
// isNumber returns true if the type is any type of number.
func isNumber(t Type) bool {
return IsIntegral(t) || IsFloat(t) || t == Decimal
}
// IsTemporal returns true if Value is time type.
func IsTemporal(t Type) bool {
switch t {
case Timestamp, Date, Time, Datetime:
return true
}
return false
}
// Vitess data types. These are idiomatically
// named synonyms for the Type values.
const (
Null = Type_NULL_TYPE
Int8 = Type_INT8
Uint8 = Type_UINT8
Int16 = Type_INT16
Uint16 = Type_UINT16
Int32 = Type_INT32
Uint32 = Type_UINT32
Int64 = Type_INT64
Uint64 = Type_UINT64
Float32 = Type_FLOAT32
Float64 = Type_FLOAT64
Timestamp = Type_TIMESTAMP
Date = Type_DATE
Time = Type_TIME
Datetime = Type_DATETIME
Year = Type_YEAR
Decimal = Type_DECIMAL
Text = Type_TEXT
Blob = Type_BLOB
VarChar = Type_VARCHAR
VarBinary = Type_VARBINARY
Char = Type_CHAR
Binary = Type_BINARY
Bit = Type_BIT
TypeJSON = Type_JSON
)

View file

@ -0,0 +1,30 @@
package sqltypes
import (
"reflect"
"unsafe"
)
// BytesToString casts slice to string without copy
func BytesToString(b []byte) (s string) {
if len(b) == 0 {
return ""
}
bh := (*reflect.SliceHeader)(unsafe.Pointer(&b))
sh := reflect.StringHeader{Data: bh.Data, Len: bh.Len}
return *(*string)(unsafe.Pointer(&sh))
}
// StringToBytes casts string to slice without copy
func StringToBytes(s string) []byte {
if len(s) == 0 {
return []byte{}
}
sh := (*reflect.StringHeader)(unsafe.Pointer(&s))
bh := reflect.SliceHeader{Data: sh.Data, Len: sh.Len, Cap: sh.Len}
return *(*[]byte)(unsafe.Pointer(&bh))
}

View file

@ -0,0 +1,355 @@
package sqltypes
import (
"fmt"
"strconv"
"time"
)
var (
// NULL represents the NULL value.
NULL = Value{}
// DontEscape tells you if a character should not be escaped.
DontEscape = byte(255)
nullstr = []byte("null")
)
type Value struct {
typ Type
val []byte
}
// NewValue builds a Value using typ and val. If the value and typ
// don't match, it returns an error.
func NewValue(typ Type, val []byte) (v Value, err error) {
switch {
case IsSigned(typ):
if _, err := strconv.ParseInt(string(val), 0, 64); err != nil {
return NULL, err
}
return MakeTrusted(typ, val), nil
case IsUnsigned(typ):
if _, err := strconv.ParseUint(string(val), 0, 64); err != nil {
return NULL, err
}
return MakeTrusted(typ, val), nil
case IsFloat(typ) || typ == Decimal:
if _, err := strconv.ParseFloat(string(val), 64); err != nil {
return NULL, err
}
return MakeTrusted(typ, val), nil
case IsQuoted(typ) || typ == Bit || typ == Null:
return MakeTrusted(typ, val), nil
}
// All other types are unsafe or invalid.
return NULL, fmt.Errorf("invalid type specified for MakeValue: %v", typ)
}
// MakeTrusted makes a new Value based on the type.
// This function should only be used if you know the value
// and type conform to the rules. Every place this function is
// called, a comment is needed that explains why it's justified.
// Exceptions: The current package and mysql package do not need
// comments. Other packages can also use the function to create
// VarBinary or VarChar values.
func MakeTrusted(typ Type, val []byte) Value {
if typ == Null {
return NULL
}
return Value{typ: typ, val: val}
}
// NewInt64 builds an Int64 Value.
func NewInt64(v int64) Value {
return MakeTrusted(Int64, strconv.AppendInt(nil, v, 10))
}
// NewInt32 builds an Int64 Value.
func NewInt32(v int32) Value {
return MakeTrusted(Int32, strconv.AppendInt(nil, int64(v), 10))
}
// NewUint64 builds an Uint64 Value.
func NewUint64(v uint64) Value {
return MakeTrusted(Uint64, strconv.AppendUint(nil, v, 10))
}
// NewFloat32 builds an Float64 Value.
func NewFloat32(v float32) Value {
return MakeTrusted(Float32, strconv.AppendFloat(nil, float64(v), 'f', -1, 64))
}
// NewFloat64 builds an Float64 Value.
func NewFloat64(v float64) Value {
return MakeTrusted(Float64, strconv.AppendFloat(nil, v, 'g', -1, 64))
}
// NewVarChar builds a VarChar Value.
func NewVarChar(v string) Value {
return MakeTrusted(VarChar, []byte(v))
}
// NewVarBinary builds a VarBinary Value.
// The input is a string because it's the most common use case.
func NewVarBinary(v string) Value {
return MakeTrusted(VarBinary, []byte(v))
}
// NewIntegral builds an integral type from a string representation.
// The type will be Int64 or Uint64. Int64 will be preferred where possible.
func NewIntegral(val string) (n Value, err error) {
signed, err := strconv.ParseInt(val, 0, 64)
if err == nil {
return MakeTrusted(Int64, strconv.AppendInt(nil, signed, 10)), nil
}
unsigned, err := strconv.ParseUint(val, 0, 64)
if err != nil {
return Value{}, err
}
return MakeTrusted(Uint64, strconv.AppendUint(nil, unsigned, 10)), nil
}
// MakeString makes a VarBinary Value.
func MakeString(val []byte) Value {
return MakeTrusted(VarBinary, val)
}
// BuildValue builds a value from any go type. sqltype.Value is
// also allowed.
func BuildValue(goval interface{}) (v Value, err error) {
// Look for the most common types first.
switch goval := goval.(type) {
case nil:
// no op
case []byte:
v = MakeTrusted(VarBinary, goval)
case int64:
v = MakeTrusted(Int64, strconv.AppendInt(nil, int64(goval), 10))
case uint64:
v = MakeTrusted(Uint64, strconv.AppendUint(nil, uint64(goval), 10))
case float64:
v = MakeTrusted(Float64, strconv.AppendFloat(nil, goval, 'f', -1, 64))
case int:
v = MakeTrusted(Int64, strconv.AppendInt(nil, int64(goval), 10))
case int8:
v = MakeTrusted(Int8, strconv.AppendInt(nil, int64(goval), 10))
case int16:
v = MakeTrusted(Int16, strconv.AppendInt(nil, int64(goval), 10))
case int32:
v = MakeTrusted(Int32, strconv.AppendInt(nil, int64(goval), 10))
case uint:
v = MakeTrusted(Uint64, strconv.AppendUint(nil, uint64(goval), 10))
case uint8:
v = MakeTrusted(Uint8, strconv.AppendUint(nil, uint64(goval), 10))
case uint16:
v = MakeTrusted(Uint16, strconv.AppendUint(nil, uint64(goval), 10))
case uint32:
v = MakeTrusted(Uint32, strconv.AppendUint(nil, uint64(goval), 10))
case float32:
v = MakeTrusted(Float32, strconv.AppendFloat(nil, float64(goval), 'f', -1, 64))
case string:
v = MakeTrusted(VarBinary, []byte(goval))
case time.Time:
v = MakeTrusted(Datetime, []byte(goval.Format("2006-01-02 15:04:05")))
case Value:
v = goval
case *BindVariable:
return ValueFromBytes(goval.Type, goval.Value)
default:
return v, fmt.Errorf("unexpected type %T: %v", goval, goval)
}
return v, nil
}
// BuildConverted is like BuildValue except that it tries to
// convert a string or []byte to an integral if the target type
// is an integral. We don't perform other implicit conversions
// because they're unsafe.
func BuildConverted(typ Type, goval interface{}) (v Value, err error) {
if IsIntegral(typ) {
switch goval := goval.(type) {
case []byte:
return ValueFromBytes(typ, goval)
case string:
return ValueFromBytes(typ, []byte(goval))
case Value:
if goval.IsQuoted() {
return ValueFromBytes(typ, goval.Raw())
}
}
}
return BuildValue(goval)
}
// ValueFromBytes builds a Value using typ and val. It ensures that val
// matches the requested type. If type is an integral it's converted to
// a canonical form. Otherwise, the original representation is preserved.
func ValueFromBytes(typ Type, val []byte) (v Value, err error) {
switch {
case IsSigned(typ):
signed, err := strconv.ParseInt(string(val), 0, 64)
if err != nil {
return NULL, err
}
v = MakeTrusted(typ, strconv.AppendInt(nil, signed, 10))
case IsUnsigned(typ):
unsigned, err := strconv.ParseUint(string(val), 0, 64)
if err != nil {
return NULL, err
}
v = MakeTrusted(typ, strconv.AppendUint(nil, unsigned, 10))
case IsFloat(typ) || typ == Decimal:
_, err := strconv.ParseFloat(string(val), 64)
if err != nil {
return NULL, err
}
// After verification, we preserve the original representation.
fallthrough
default:
v = MakeTrusted(typ, val)
}
return v, nil
}
// BuildIntegral builds an integral type from a string representation.
// The type will be Int64 or Uint64. Int64 will be preferred where possible.
func BuildIntegral(val string) (n Value, err error) {
signed, err := strconv.ParseInt(val, 0, 64)
if err == nil {
return MakeTrusted(Int64, strconv.AppendInt(nil, signed, 10)), nil
}
unsigned, err := strconv.ParseUint(val, 0, 64)
if err != nil {
return Value{}, err
}
return MakeTrusted(Uint64, strconv.AppendUint(nil, unsigned, 10)), nil
}
// Type returns the type of Value.
func (v Value) Type() Type {
return v.typ
}
// Raw returns the raw bytes. All types are currently implemented as []byte.
// You should avoid using this function. If you do, you should treat the
// bytes as read-only.
func (v Value) Raw() []byte {
return v.val
}
// Len returns the length.
func (v Value) Len() int {
return len(v.val)
}
// Values represents the array of Value.
type Values []Value
// Len implements the interface.
func (vs Values) Len() int {
len := 0
for _, v := range vs {
len += v.Len()
}
return len
}
// String returns the raw value as a string.
func (v Value) String() string {
return BytesToString(v.val)
}
// ToNative converts Value to a native go type.
// This does not work for sqltypes.Tuple. The function
// panics if there are inconsistencies.
func (v Value) ToNative() interface{} {
var out interface{}
var err error
switch {
case v.typ == Null:
// no-op
case IsSigned(v.typ):
out, err = v.ParseInt64()
case IsUnsigned(v.typ):
out, err = v.ParseUint64()
case IsFloat(v.typ):
out, err = v.ParseFloat64()
default:
out = v.val
}
if err != nil {
panic(err)
}
return out
}
// ParseInt64 will parse a Value into an int64. It does
// not check the type.
func (v Value) ParseInt64() (val int64, err error) {
return strconv.ParseInt(v.String(), 10, 64)
}
// ParseUint64 will parse a Value into a uint64. It does
// not check the type.
func (v Value) ParseUint64() (val uint64, err error) {
return strconv.ParseUint(v.String(), 10, 64)
}
// ParseFloat64 will parse a Value into an float64. It does
// not check the type.
func (v Value) ParseFloat64() (val float64, err error) {
return strconv.ParseFloat(v.String(), 64)
}
// IsNull returns true if Value is null.
func (v Value) IsNull() bool {
return v.typ == Null
}
// IsIntegral returns true if Value is an integral.
func (v Value) IsIntegral() bool {
return IsIntegral(v.typ)
}
// IsSigned returns true if Value is a signed integral.
func (v Value) IsSigned() bool {
return IsSigned(v.typ)
}
// IsUnsigned returns true if Value is an unsigned integral.
func (v Value) IsUnsigned() bool {
return IsUnsigned(v.typ)
}
// IsFloat returns true if Value is a float.
func (v Value) IsFloat() bool {
return IsFloat(v.typ)
}
// IsQuoted returns true if Value must be SQL-quoted.
func (v Value) IsQuoted() bool {
return IsQuoted(v.typ)
}
// IsText returns true if Value is a collatable text.
func (v Value) IsText() bool {
return IsText(v.typ)
}
// IsBinary returns true if Value is binary.
func (v Value) IsBinary() bool {
return IsBinary(v.typ)
}
// IsTemporal returns true if Value is time type.
func (v Value) IsTemporal() bool {
return IsTemporal(v.typ)
}
// ToString returns the value as MySQL would return it as string.
// If the value is not convertible like in the case of Expression, it returns nil.
func (v Value) ToString() string {
return BytesToString(v.val)
}

View file

@ -257,7 +257,3 @@ func (vs *VolumeServer) CopyFile(req *volume_server_pb.CopyFileRequest, stream v
return nil
}
func (vs *VolumeServer) findVolumeOrEcVolumeLocation(volumeId needle.VolumeId) {
}

View file

@ -0,0 +1,69 @@
package weed_server
import (
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/operation"
"github.com/chrislusf/seaweedfs/weed/pb/volume_server_pb"
"github.com/chrislusf/seaweedfs/weed/query/json"
"github.com/chrislusf/seaweedfs/weed/storage/needle"
"github.com/tidwall/gjson"
)
func (vs *VolumeServer) Query(req *volume_server_pb.QueryRequest, stream volume_server_pb.VolumeServer_QueryServer) error {
for _, fid := range req.FromFileIds {
vid, id_cookie, err := operation.ParseFileId(fid)
if err != nil {
glog.V(0).Infof("volume query failed to parse fid %s: %v", fid, err)
return err
}
n := new(needle.Needle)
volumeId, _ := needle.NewVolumeId(vid)
n.ParsePath(id_cookie)
cookie := n.Cookie
if _, err := vs.store.ReadVolumeNeedle(volumeId, n); err != nil {
glog.V(0).Infof("volume query failed to read fid %s: %v", fid, err)
return err
}
if n.Cookie != cookie {
glog.V(0).Infof("volume query failed to read fid cookie %s: %v", fid, err)
return err
}
if req.InputSerialization.CsvInput != nil {
}
if req.InputSerialization.JsonInput != nil {
stripe := &volume_server_pb.QueriedStripe{
Records: nil,
}
filter := json.Query{
Field: req.Filter.Field,
Op: req.Filter.Operand,
Value: req.Filter.Value,
}
gjson.ForEachLine(string(n.Data), func(line gjson.Result) bool {
passedFilter, values := json.QueryJson(line.Raw, req.Selections, filter)
if !passedFilter {
return true
}
stripe.Records = json.ToJson(stripe.Records, req.Selections, values)
return true
})
err = stream.Send(stripe)
if err != nil {
return err
}
}
}
return nil
}

View file

@ -59,6 +59,9 @@ func (v *Volume) load(alsoLoadIndex bool, createDatIfMissing bool, needleMapKind
if alreadyHasSuperBlock {
e = v.readSuperBlock()
} else {
if !v.SuperBlock.Initialized() {
return fmt.Errorf("volume %s.dat not initialized", fileName)
}
e = v.maybeWriteSuperBlock()
}
if e == nil && alsoLoadIndex {

View file

@ -71,6 +71,10 @@ func (s *SuperBlock) Bytes() []byte {
return header
}
func (s *SuperBlock) Initialized() bool {
return s.ReplicaPlacement != nil && s.Ttl != nil
}
func (v *Volume) maybeWriteSuperBlock() error {
mMap, exists := memory_map.FileMemoryMap[v.dataFile.Name()]

View file

@ -5,5 +5,5 @@ import (
)
var (
VERSION = fmt.Sprintf("%s %d.%d", sizeLimit, 1, 43)
VERSION = fmt.Sprintf("%s %d.%d", sizeLimit, 1, 44)
)

View file

@ -79,10 +79,8 @@ func (mc *MasterClient) tryConnectToMaster(master string) (nextHintedLeader stri
return err
}
if mc.currentMaster == "" {
glog.V(1).Infof("%s Connected to %v", mc.name, master)
mc.currentMaster = master
}
glog.V(1).Infof("%s Connected to %v", mc.name, master)
mc.currentMaster = master
for {
volumeLocation, err := stream.Recv()