centos7编译安装python3

目录

install-python3.sh

#!/usr/bin/env python
function compileOpenssl() {
#安装zip,zlib
yum install -y zlib-devel zip zip-devel libffi libffi-devel gcc wget
#编译安装openssl库
rm -rf /usr/local/openssl
mkdir -p /usr/local/openssl
cd /usr/local/openssl
wget https://www.openssl.org/source/openssl-1.1.1a.tar.gz

tar -zxvf openssl-1.1.1a.tar.gz

cd openssl-1.1.1a
./config --prefix=/usr/local/openssl no-zlib #不需要zlib
make
make install

mv /usr/bin/openssl /usr/bin/openssl.bak
mv /usr/include/openssl/ /usr/include/openssl.bak

ln -s /usr/local/openssl/include/openssl /usr/include/openssl
ln -s /usr/local/openssl/lib/libssl.so.1.1 /usr/local/lib64/libssl.so
ln -s /usr/local/openssl/lib/libssl.so.1.1 /usr/lib64/libssl.so.1.1
ln -s /usr/local/openssl/lib/libcrypto.so.1.1 /usr/lib64/libcrypto.so.1.1
ln -s /usr/local/openssl/bin/openssl /usr/bin/openssl

echo "/usr/local/openssl/lib" >> /etc/ld.so.conf
ldconfig -v
}



function compilePython() {
version=$1
#编译安装python
rm -rf /tmp/Python*.tar.xz
cd /tmp
wget https://registry.npmmirror.com/-/binary/python/${version}/Python-${version}.tar.xz
tar xvf   Python-${version}.tar.xz
cd Python-${version};
./configure --prefix=/usr/local/python3 --with-openssl=/usr/local/openssl --with-system-ffi
make
make install
echo export PATH=/usr/local/python3/bin:\$PATH >> /etc/profile

}

function main() {
    compileOpenssl
    compilePython $1
}

main $1

运行方式 ,参数为版本号
bash install-python3.sh 3.10.18

经过较长时间的编译和安装后,重新登录主机,执行python3 --version可以检查对应版本的信息