If you only need to install psycopg2 for python 2.7 on Docker image based on python:2.7-alpine then following code for Dockerfile will be nice for you: FROM python:2.7-alpine RUN apk update && \ apk add –virtual build-deps gcc python-dev musl-dev && \ apk add postgresql-dev RUN pip install psycopg2
Yes, the Alpine images are known to be problematic in Kubernetes cluster concerning DNS queries. Even if it is not clear if the bug has been effectively fixed in any current version of Alpine, here are some related links: https://github.com/kubernetes-sigs/kind/issues/442 https://gitlab.alpinelinux.org/alpine/aports/-/issues/9017 https://github.com/gliderlabs/docker-alpine/issues/476 I encountered this problem on my side in my Kubernetes clusters as of … Read more
Add this in you docker file before npm install: RUN apk add –update python make g++\ && rm -rf /var/cache/apk/* If you’re working with Python 3, remember to use python3 instead of python.
It seems that /etc/profile is the best place I could find. At least, some environment variables are set there: export CHARSET=UTF-8 export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin export PAGER=less export PS1=’\h:\w\$ ‘ umask 022 for script in /etc/profile.d/*.sh ; do if [ -r $script ] ; then . $script fi done According to the contents of /etc/profile, you can … Read more
The rc-update tool is a part of the openrc package which is not included in the base image. apk add openrc
Append your self-signed cert to /etc/ssl/certs/ca-certificates.crt manually. Assuming you have the self-signed certificate in a file in your build directory called my-cert.pem: FROM alpine:latest COPY my-cert.pem /usr/local/share/ca-certificates/my-cert.crt RUN cat /usr/local/share/ca-certificates/my-cert.crt >> /etc/ssl/certs/ca-certificates.crt && \ apk –no-cache add \ curl Note: When you’re using update-ca-certificates, you need to place your cert file into /usr/local/share/ca-certificates/ first. Otherwise … Read more
I just copied it over using multi stage builds, seems to be ok so far FROM XXX COPY –from=golang:1.13-alpine /usr/local/go/ /usr/local/go/ ENV PATH=”/usr/local/go/bin:${PATH}”
You could specify the exact repo to apk, using the –repository parameter. In your case: apk add librdkafka –repository=https://dl-cdn.alpinelinux.org/alpine/edge/community