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Installing Protobuf

CentOS

  1. Query the Protobuf version. If the Protobuf version is not 2.5.0, delete Protobuf and reinstall it. If the Protobuf version is 2.5.0, skip this section.
    protoc --version
  2. Delete Protobuf as follows:
    yum remove -y protobuf protobuf-devel
  3. Install Protobuf 2.5.0.
    1
    yum install -y protobuf protobuf-devel
  4. Check whether Protobuf is installed successfully.
    1
    protoc --version

    The installation is successful if information similar to the following is displayed:

  5. Install Maven.
    1
    mvn install:install-file -DgroupId=com.google.protobuf -DartifactId=protoc -Dversion=2.5.0 -Dclassifier=linux-aarch_64 -Dpackaging=exe -Dfile=/usr/bin/protoc

openEuler

  1. Query the Protobuf version. If the Protobuf version is not 2.5.0, delete Protobuf and reinstall it. If the Protobuf version is 2.5.0, skip this section.
    protoc --version
  2. Delete Protobuf as follows:
    yum remove -y protobuf protobuf-devel
  3. Query the Protobuf path and delete the Protobuf soft link.
    1. Query the Protobuf path.
      which protoc

    2. Go to the /usr/local/bin directory and delete the /protoc directory. See the preceding figure.
      cd /usr/local/bin
rm -rf /protoc
  4. Go to the /opt/tools/installed/ directory.
    1
    cd /opt/tools/installed
  5. Download and decompress the source code.
    1
2
    wget https://github.com/protocolbuffers/protobuf/releases/download/v2.5.0/protobuf-2.5.0.tar.gz --no-check-certificate
tar -zxf protobuf-2.5.0.tar.gz
  6. Download the protoc.zip package and decompress it to obtain the protoc.patch file whose storage path can be customized, for example, to /opt/tools/installed/protobuf-2.5.0/src/google/protobuf/stubs/.
    1
2
3
    wget https://mirrors.huaweicloud.com/kunpeng/archive/kunpeng_solution/bigdata/Patch/protoc.zip --no-check-certificate
unzip protoc.zip
cp ./protoc/protoc.patch ./protobuf-2.5.0/src/google/protobuf/stubs/
  7. Go to the /opt/tools/installed/protobuf-2.5.0/src/google/protobuf/stubs/ directory and install the patch.
    1
2
    cd protobuf-2.5.0/src/google/protobuf/stubs/
patch -p1 < protoc.patch
  8. Go back to the root directory of protobuf-2.5.0, compile the file, and install it in the default directory.
    1
2
    cd /opt/tools/installed/protobuf-2.5.0
./autogen.sh && ./configure CFLAGS='-fsigned-char' && make -j8 && make install
  9. Deploy Protoc in the local Maven repository.
    mvn install:install-file -DgroupId=com.google.protobuf -DartifactId=protoc -Dversion=2.5.0 -Dclassifier=linux-aarch_64 -Dpackaging=exe -Dfile=/usr/local/bin/protoc
  10. Reload environment variables.
    source /etc/profile
  11. Check the Protobuf version.

    If the version is not 2.5.0, perform Installing Protobuf again.

    protoc --version