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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/jaegertracing/thrift/lib/go/thrift/client.go | |
parent | Initial commit. (diff) | |
download | ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.tar.xz ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/jaegertracing/thrift/lib/go/thrift/client.go | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/jaegertracing/thrift/lib/go/thrift/client.go b/src/jaegertracing/thrift/lib/go/thrift/client.go new file mode 100644 index 000000000..b073a952d --- /dev/null +++ b/src/jaegertracing/thrift/lib/go/thrift/client.go @@ -0,0 +1,95 @@ +package thrift + +import ( + "context" + "fmt" +) + +type TClient interface { + Call(ctx context.Context, method string, args, result TStruct) error +} + +type TStandardClient struct { + seqId int32 + iprot, oprot TProtocol +} + +// TStandardClient implements TClient, and uses the standard message format for Thrift. +// It is not safe for concurrent use. +func NewTStandardClient(inputProtocol, outputProtocol TProtocol) *TStandardClient { + return &TStandardClient{ + iprot: inputProtocol, + oprot: outputProtocol, + } +} + +func (p *TStandardClient) Send(ctx context.Context, oprot TProtocol, seqId int32, method string, args TStruct) error { + // Set headers from context object on THeaderProtocol + if headerProt, ok := oprot.(*THeaderProtocol); ok { + headerProt.ClearWriteHeaders() + for _, key := range GetWriteHeaderList(ctx) { + if value, ok := GetHeader(ctx, key); ok { + headerProt.SetWriteHeader(key, value) + } + } + } + + if err := oprot.WriteMessageBegin(method, CALL, seqId); err != nil { + return err + } + if err := args.Write(oprot); err != nil { + return err + } + if err := oprot.WriteMessageEnd(); err != nil { + return err + } + return oprot.Flush(ctx) +} + +func (p *TStandardClient) Recv(iprot TProtocol, seqId int32, method string, result TStruct) error { + rMethod, rTypeId, rSeqId, err := iprot.ReadMessageBegin() + if err != nil { + return err + } + + if method != rMethod { + return NewTApplicationException(WRONG_METHOD_NAME, fmt.Sprintf("%s: wrong method name", method)) + } else if seqId != rSeqId { + return NewTApplicationException(BAD_SEQUENCE_ID, fmt.Sprintf("%s: out of order sequence response", method)) + } else if rTypeId == EXCEPTION { + var exception tApplicationException + if err := exception.Read(iprot); err != nil { + return err + } + + if err := iprot.ReadMessageEnd(); err != nil { + return err + } + + return &exception + } else if rTypeId != REPLY { + return NewTApplicationException(INVALID_MESSAGE_TYPE_EXCEPTION, fmt.Sprintf("%s: invalid message type", method)) + } + + if err := result.Read(iprot); err != nil { + return err + } + + return iprot.ReadMessageEnd() +} + +func (p *TStandardClient) Call(ctx context.Context, method string, args, result TStruct) error { + p.seqId++ + seqId := p.seqId + + if err := p.Send(ctx, p.oprot, seqId, method, args); err != nil { + return err + } + + // method is oneway + if result == nil { + return nil + } + + return p.Recv(p.iprot, seqId, method, result) +} |