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* add two phase * support seata dubbo
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/* | ||
* Licensed to the Apache Software Foundation (ASF) under one or more | ||
* contributor license agreements. See the NOTICE file distributed with | ||
* this work for additional information regarding copyright ownership. | ||
* The ASF licenses this file to You under the Apache License, Version 2.0 | ||
* (the "License"); you may not use this file except in compliance with | ||
* the License. You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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package types | ||
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import "reflect" | ||
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type ReferencedService interface { | ||
Reference() string | ||
} | ||
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// GetReference return the reference id of the service. | ||
// If the service implemented the ReferencedService interface, | ||
// it will call the Reference method. If not, it will | ||
// return the struct name as the reference id. | ||
func GetReference(service interface{}) string { | ||
if s, ok := service.(ReferencedService); ok { | ||
return s.Reference() | ||
} | ||
ref := "" | ||
sType := reflect.TypeOf(service) | ||
kind := sType.Kind() | ||
switch kind { | ||
case reflect.Struct: | ||
ref = sType.Name() | ||
case reflect.Ptr: | ||
sName := sType.Elem().Name() | ||
if sName != "" { | ||
ref = sName | ||
} else { | ||
ref = sType.Elem().Field(0).Name | ||
} | ||
} | ||
return ref | ||
} |
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/* | ||
* Licensed to the Apache Software Foundation (ASF) under one or more | ||
* contributor license agreements. See the NOTICE file distributed with | ||
* this work for additional information regarding copyright ownership. | ||
* The ASF licenses this file to You under the Apache License, Version 2.0 | ||
* (the "License"); you may not use this file except in compliance with | ||
* the License. You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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package dubbo | ||
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import ( | ||
"context" | ||
"strings" | ||
"sync" | ||
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"dubbo.apache.org/dubbo-go/v3/filter" | ||
"dubbo.apache.org/dubbo-go/v3/protocol" | ||
"github.com/seata/seata-go/pkg/common" | ||
"github.com/seata/seata-go/pkg/common/log" | ||
"github.com/seata/seata-go/pkg/tm" | ||
) | ||
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var ( | ||
seataFilter *dubboTransactionFilter | ||
once sync.Once | ||
) | ||
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type Filter interface { | ||
} | ||
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type dubboTransactionFilter struct { | ||
} | ||
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func GetDubboTransactionFilter() filter.Filter { | ||
if seataFilter == nil { | ||
once.Do(func() { | ||
seataFilter = &dubboTransactionFilter{} | ||
}) | ||
} | ||
return seataFilter | ||
} | ||
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func (d *dubboTransactionFilter) Invoke(ctx context.Context, invoker protocol.Invoker, invocation protocol.Invocation) protocol.Result { | ||
xid := tm.GetXID(ctx) | ||
rpcXid := d.getRpcXid(invocation) | ||
log.Infof("xid in context is %s, xid in RpcContextis %s", xid, rpcXid) | ||
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if xid != "" { | ||
// dubbo go | ||
invocation.SetAttachment(common.SeataXidKey, xid) | ||
// dubbo java | ||
invocation.SetAttachment(common.XidKey, xid) | ||
} else if rpcXid != xid { | ||
ctx = tm.InitSeataContext(ctx) | ||
tm.SetXIDCopy(ctx, rpcXid) | ||
} | ||
return invoker.Invoke(ctx, invocation) | ||
// todo why should unbind xid??? | ||
} | ||
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func (*dubboTransactionFilter) OnResponse(ctx context.Context, result protocol.Result, invoker protocol.Invoker, invocation protocol.Invocation) protocol.Result { | ||
return result | ||
} | ||
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func (d *dubboTransactionFilter) getRpcXid(invocation protocol.Invocation) string { | ||
rpcXid := d.getDubboGoRpcXid(invocation) | ||
if rpcXid == "" { | ||
rpcXid = d.getDubboJavaRpcXid(invocation) | ||
} | ||
return rpcXid | ||
} | ||
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func (*dubboTransactionFilter) getDubboGoRpcXid(invocation protocol.Invocation) string { | ||
rpcXid := invocation.GetAttachmentWithDefaultValue(common.SeataXidKey, "") | ||
if rpcXid == "" { | ||
rpcXid = invocation.GetAttachmentWithDefaultValue(strings.ToLower(common.SeataXidKey), "") | ||
} | ||
return rpcXid | ||
} | ||
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func (*dubboTransactionFilter) getDubboJavaRpcXid(invocation protocol.Invocation) string { | ||
rpcXid := invocation.GetAttachmentWithDefaultValue(common.XidKey, "") | ||
if rpcXid == "" { | ||
rpcXid = invocation.GetAttachmentWithDefaultValue(strings.ToLower(common.XidKey), "") | ||
} | ||
return rpcXid | ||
} |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,29 @@ | ||
/* | ||
* Licensed to the Apache Software Foundation (ASF) under one or more | ||
* contributor license agreements. See the NOTICE file distributed with | ||
* this work for additional information regarding copyright ownership. | ||
* The ASF licenses this file to You under the Apache License, Version 2.0 | ||
* (the "License"); you may not use this file except in compliance with | ||
* the License. You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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package integration | ||
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import ( | ||
"dubbo.apache.org/dubbo-go/v3/common/extension" | ||
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"github.com/seata/seata-go/pkg/common" | ||
"github.com/seata/seata-go/pkg/integration/dubbo" | ||
) | ||
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func UseDubbo() { | ||
extension.SetFilter(common.SeataFilterKey, dubbo.GetDubboTransactionFilter) | ||
} |
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