Netty-all-4.0.52.Final

Installing APR

Download the apr-1.5.2 source package.

        
             wget https://archive.apache.org/dist/apr/apr-1.5.2.tar.gz

Decompress apr-1.5.2.tar.gz.
1

tar -xvzf apr-1.5.2.tar.gz
Go to the apr-1.5.2 directory.
1

cd apr-1.5.2

Install APR to the /usr/local/apr directory.

        
             ./configure --prefix=/usr/local/apr
make && make install

Compiling and Installing netty-tcnative-parent-2.0.6.Final

Download the netty-tcnative-parent-2.0.6.Final source package.

        
             wget https://codeload.github.com/netty/netty-tcnative/tar.gz/netty-tcnative-parent-2.0.6.Final
mv netty-tcnative-parent-2.0.6.Final netty-tcnative-parent-2.0.6.Final.tar.gz

Decompress the source package.

        
             tar -zxvf netty-tcnative-parent-2.0.6.Final.tar.gz

Go to the directory where the Netty source package is decompressed.

        
             cd netty-tcnative-netty-tcnative-parent-2.0.6.Final

Modify the pom.xml file to mask the compilation of BoringSSL.
1. Open the file.
```
vi pom.xml
```
2. Press i to enter the insert mode and comment out <module>boringssl-static</module>.
3. Press Esc, type :wq!, and press Enter to save the file and exit.
Change the APR reference directory to the installation directory.
1. Open the pom.xml file.
```
vi /opt/tools/netty-tcnative-netty-tcnative-parent-2.0.6.Final/openssl-dynamic/pom.xml
```
2. Press i to enter the insert mode and change the content in the <configureArg> tag to <configureArg>--with-apr=/usr/local/apr</configureArg>.
3. Press Esc, type :wq!, and press Enter to save the file and exit.
Compile and package the file to the local Maven repository.
1

mvn install
Modify the pom.xml file.
1. Open the file.
```
vi pom.xml
```
2. Press i to enter the insert mode and comment out the two locations for downloading apr-1.6.2 in the file.
  Location 1:
  
  Location 2:
3. Press Esc, type :wq!, and press Enter to save the file and exit.

Download the apr-1.6.2.tar.gz package to the following directory:

        
             wget https://archive.apache.org/dist/apr/apr-1.6.2.tar.gz
mv apr-1.6.2.tar.gz netty-tcnative-netty-tcnative-parent-2.0.6.Final/openssl-static/target

Compile and package the file to the local Maven repository.
1

mvn install
Modify the openssl-static/pom.xml file.
1. Open the file.
```
vi openssl-static/pom.xml
```
2. Press i to enter the insert mode and comment out the three locations for downloading openssl-1.0.2l in the file.
  Location 1:
  
  Location 2:
  
  Location 3:
3. Press Esc, type :wq!, and press Enter to save the file and exit.

Download the openssl-1.0.2l.tar.gz package to the following directory:

        
             wget https://ftp.openssl.org/source/old/1.0.2/openssl-1.0.2l.tar.gz
mv openssl-1.0.2l.tar.gz netty-tcnative-netty-tcnative-parent-2.0.6.Final/openssl-static/target

Compile and package the file to the local Maven repository.
1

mvn install

Copy the apr-1.6.2 package downloaded in 8 to the netty-tcnative-netty-tcnative-parent-2.0.6.Final/libressl-static/target directory.

        
             cp apr-1.6.2.tar.gz netty-tcnative-netty-tcnative-parent-2.0.6.Final/libressl-static/target

Compile and package the file to the local Maven repository.
1

mvn install
Modify the libressl-static/pom.xml file.
1. Open the file.
```
vi libressl-static/pom.xml
```
2. Press i to enter the insert mode and comment out the content of downloading libressl-2.5.5 in the file.
  Location 1:
  
  Location 2:
3. Press Esc, type :wq!, and press Enter to save the file and exit.

Download the libressl-2.5.5.tar.gz package to the following directory:

        
             wget http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.5.5.tar.gz
mv libressl-2.5.5.tar.gz netty-tcnative-netty-tcnative-parent-2.0.6.Final/libressl-static/target

Compile and package the file to the local Maven repository.
1

mvn install

Compiling and Installing netty-4.0.52

Download the netty-4.0.52 source code.

        
             wget https://github.com/netty/netty/archive/netty-4.0.52.Final.tar.gz

Decompress the source package.
1

tar -zxvf netty-4.0.52.Final.tar.gz
Go to the directory where the Netty source package is decompressed.
1

cd netty-netty-4.0.52.Final
Modify the netty-netty-4.0.52.Final/pom.xml file.
1. Open the file.
```
vi netty-netty-4.0.52.Final/pom.xml
```
2. Press i to enter the insert mode and comment out the following code:
3. Press Esc, type :wq!, and press Enter to save the file and exit.
Compile and generate netty-all-4.0.52.Final.jar in the all/target directory, and netty-transport-native-epoll-4.0.52.Final.jar and netty-transport-native-epoll-4.0.52.Final-linux-aarch64_64.jar in the transport-native-epoll/target directory.
1

mvn package -DskipTests

Parent topic: Compilation