[英]Dockerfile to install python3
根据要求,我必须在 amazoncorreto 映像之上安装 python3,以便 python 代码可以在容器上运行。
为此,我在下面写了 dockerfile
FROM amazoncorretto
ARG PYTHON_VERSION=3.6.4
ARG APPUSER=app
RUN yum -y update &&\
yum install -y shadow-utils findutils gcc sqlite-devel zlib-devel \
bzip2-devel openssl-devel readline-devel libffi-devel && \
groupadd ${APPUSER} && useradd ${APPUSER} -g ${APPUSER} && \
cd /usr/local/src && \
curl -O https://www.python.org/ftp/python/${PYTHON_VERSION}/Python-${PYTHON_VERSION}.tgz && \
tar -xzf Python-${PYTHON_VERSION}.tgz && \
cd Python-${PYTHON_VERSION} && \
./configure --enable-optimizations && make && make altinstall && \
rm -rf /usr/local/src/Python-${PYTHON_VERSION}* && \
yum remove -y shadow-utils audit-libs libcap-ng && yum -y autoremove && \
yum clean all
创建图像后,我尝试从该图像运行容器
docker run -it image-name /bin/bash
python3.6.4 -V
command not found
python --version
2.7
我无法弄清楚为什么 python 没有在这里安装。
构建图像也需要很长时间。以下是消息
make[1]: Entering directory `/usr/local/src/Python-3.6.4'
: # FIXME: can't run for a cross build
./python -m test.regrtest --pgo || true
Run tests sequentially
0:00:00 load avg: 0.97 [ 1/406] test_grammar
0:00:00 load avg: 0.97 [ 2/406] test_opcodes
0:00:00 load avg: 0.97 [ 3/406] test_dict
0:00:01 load avg: 0.97 [ 4/40
您还必须使用yum
安装tar gzip gcc make
,因为amazoncorretto
不附带这些软件包。 他们需要编译 python。
FROM amazoncorretto
ARG PYTHON_VERSION=3.6.4
ARG APPUSER=app
RUN yum -y update &&\
yum install -y shadow-utils findutils gcc sqlite-devel zlib-devel \
bzip2-devel openssl-devel readline-devel libffi-devel tar gzip gcc make && \
groupadd ${APPUSER} && useradd ${APPUSER} -g ${APPUSER} && \
cd /usr/local/src && \
curl -O https://www.python.org/ftp/python/${PYTHON_VERSION}/Python-${PYTHON_VERSION}.tgz && \
tar -xzf Python-${PYTHON_VERSION}.tgz && \
cd Python-${PYTHON_VERSION} && \
./configure --enable-optimizations && make && make altinstall && \
rm -rf /usr/local/src/Python-${PYTHON_VERSION}* && \
yum remove -y shadow-utils audit-libs libcap-ng && yum -y autoremove && \
yum clean all
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