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Merge "[FAB-666] orderer bootstrap from file"
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| /* | ||
| Copyright IBM Corp. 2016 All Rights Reserved. | ||
| Licensed 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. | ||
| */ | ||
|
|
||
| package file | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "io/ioutil" | ||
|
|
||
| "github.com/hyperledger/fabric/orderer/common/bootstrap" | ||
| cb "github.com/hyperledger/fabric/protos/common" | ||
|
|
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| "github.com/golang/protobuf/proto" | ||
| ) | ||
|
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| type fileBootstrapper struct { | ||
| GenesisBlockFile string | ||
| } | ||
|
|
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| // New returns a new static bootstrap helper | ||
| func New(fileName string) bootstrap.Helper { | ||
| return &fileBootstrapper{ | ||
| GenesisBlockFile: fileName, | ||
| } | ||
| } | ||
|
|
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| // GenesisBlock returns the genesis block to be used for bootstrapping | ||
| func (b *fileBootstrapper) GenesisBlock() *cb.Block { | ||
| bootstrapFile, fileErr := ioutil.ReadFile(b.GenesisBlockFile) | ||
| if fileErr != nil { | ||
| panic(fmt.Errorf("Unable to bootstrap orderer. Error reading genesis block file: %v", fileErr)) | ||
| } | ||
| genesisBlock := &cb.Block{} | ||
| unmarshallErr := proto.Unmarshal(bootstrapFile, genesisBlock) | ||
| if unmarshallErr != nil { | ||
| panic(fmt.Errorf("Unable to bootstrap orderer. Error unmarshalling genesis block: %v", unmarshallErr)) | ||
|
|
||
| } | ||
| return genesisBlock | ||
| } // GenesisBlock |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| /* | ||
| Copyright IBM Corp. 2016 All Rights Reserved. | ||
| Licensed 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. | ||
| */ | ||
|
|
||
| package file | ||
|
|
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| import ( | ||
| "bytes" | ||
| "os" | ||
| "testing" | ||
|
|
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| "github.com/golang/protobuf/proto" | ||
| cb "github.com/hyperledger/fabric/protos/common" | ||
| ) | ||
|
|
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| const file = "./abc" | ||
|
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| func TestNoFile(t *testing.T) { | ||
| defer func() { | ||
| if r := recover(); r == nil { | ||
| t.Errorf("TestNoFile should have panicked") | ||
| } | ||
| }() | ||
|
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| helper := New(file) | ||
| _ = helper.GenesisBlock() | ||
|
|
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| } // TestNoFile | ||
|
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| func TestBadBlock(t *testing.T) { | ||
| defer func() { | ||
| if r := recover(); r == nil { | ||
| t.Errorf("TestBadBlock should have panicked") | ||
| } | ||
| }() | ||
|
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| testFile, _ := os.Create(file) | ||
| defer os.Remove(file) | ||
| testFile.Write([]byte("abc")) | ||
| testFile.Close() | ||
| helper := New(file) | ||
| _ = helper.GenesisBlock() | ||
| } // TestBadBlock | ||
|
|
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| func TestGenesisBlock(t *testing.T) { | ||
| defer func() { | ||
| if r := recover(); r != nil { | ||
| t.Errorf("TestGenesisBlock: unexpected panic") | ||
| } | ||
| }() | ||
|
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| header := &cb.BlockHeader{ | ||
| Number: 0, | ||
| PreviousHash: nil, | ||
| DataHash: []byte("abc"), | ||
| } | ||
| data := &cb.BlockData{ | ||
| Data: [][]byte{[]byte("abc")}, | ||
| } | ||
| metadata := &cb.BlockMetadata{ | ||
| Metadata: [][]byte{[]byte("abc")}, | ||
| } | ||
| block := &cb.Block{ | ||
| Header: header, | ||
| Data: data, | ||
| Metadata: metadata, | ||
| } | ||
| marshalledBlock, _ := proto.Marshal(block) | ||
|
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| testFile, _ := os.Create(file) | ||
| defer os.Remove(file) | ||
| testFile.Write(marshalledBlock) | ||
| testFile.Close() | ||
|
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| helper := New(file) | ||
| outBlock := helper.GenesisBlock() | ||
|
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| outHeader := outBlock.Header | ||
| if outHeader.Number != 0 || outHeader.PreviousHash != nil || !bytes.Equal(outHeader.DataHash, []byte("abc")) { | ||
| t.Errorf("block header not read correctly. Got %+v\n . Should have been %+v\n", outHeader, header) | ||
| } | ||
| outData := outBlock.Data | ||
| if len(outData.Data) != 1 && !bytes.Equal(outData.Data[0], []byte("abc")) { | ||
| t.Errorf("block data not read correctly. Got %+v\n . Should have been %+v\n", outData, data) | ||
| } | ||
| outMeta := outBlock.Metadata | ||
| if len(outMeta.Metadata) != 1 && !bytes.Equal(outMeta.Metadata[0], []byte("abc")) { | ||
| t.Errorf("Metadata data not read correctly. Got %+v\n . Should have been %+v\n", outMeta, metadata) | ||
| } | ||
| } // TestGenesisBlock |
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