container-openvpn/Dockerfile

# Original credit: https://github.com/jpetazzo/dockvpn

# Smallest base image
FROM alpine:latest

LABEL maintainer="Kyle Manna <kyle@kylemanna.com>"

# Testing: pamtester
RUN echo "http://dl-cdn.alpinelinux.org/alpine/edge/testing/" >> /etc/apk/repositories && \
    apk add --update openvpn iptables bash easy-rsa openvpn-auth-pam google-authenticator pamtester && \
    ln -s /usr/share/easy-rsa/easyrsa /usr/local/bin && \
    rm -rf /tmp/* /var/tmp/* /var/cache/apk/* /var/cache/distfiles/*

# Needed by scripts
ENV OPENVPN /etc/openvpn
ENV EASYRSA /usr/share/easy-rsa
ENV EASYRSA_PKI $OPENVPN/pki
ENV EASYRSA_VARS_FILE $OPENVPN/vars

# Prevents refused client connection because of an expired CRL
ENV EASYRSA_CRL_DAYS 3650

VOLUME ["/etc/openvpn"]

# Internally uses port 1194/udp, remap using `docker run -p 443:1194/tcp`
EXPOSE 1194/udp

CMD ["ovpn_run"]

ADD ./bin /usr/local/bin
RUN chmod a+x /usr/local/bin/*

# Add support for OTP authentication using a PAM module
ADD ./otp/openvpn /etc/pam.d/
Dockerfile: Add MAINTAINER line * Add maintrainer line and credit jpetazzo 2014-06-04 03:35:44 +00:00			`# Original credit: https://github.com/jpetazzo/dockvpn`

Back to Alpine Linux using packaged version of google-authenticator 2016-02-11 17:10:51 +00:00			`# Smallest base image`
Dockerfile: master branch follows alpine:latest The master branch will follow alpine:latest. See `openvpn-2.x` branches for more stability. Related #267 2017-05-26 19:25:43 +00:00			`FROM alpine:latest`
Dockerfile: Add MAINTAINER line * Add maintrainer line and credit jpetazzo 2014-06-04 03:35:44 +00:00
MAINTAINER is deprecated, using LABEL now 2017-11-01 03:12:28 +00:00			`LABEL maintainer="Kyle Manna <kyle@kylemanna.com>"`
Dockerfile: Add MAINTAINER line * Add maintrainer line and credit jpetazzo 2014-06-04 03:35:44 +00:00
Dockerfile: Swtich from dl-4 to dl-cdn.alpinelinux.org * At the time of this commit dl-4.alpinelinux.org was unreachable. * Switch to the CDN instead of some hardcoded server. 2017-05-11 18:19:39 +00:00			`# Testing: pamtester`
Dockerfile: Drop edge/community for google-authenticator * Use the primary repository now that google-authenticator is available from alpine:v3.5. Related to #262 2017-05-17 16:27:30 +00:00			`RUN echo "http://dl-cdn.alpinelinux.org/alpine/edge/testing/" >> /etc/apk/repositories && \`
google-auth: Pull from community repository again * Pull from upstream community repository instead of building inline. 2016-09-03 04:57:23 +00:00			`apk add --update openvpn iptables bash easy-rsa openvpn-auth-pam google-authenticator pamtester && \`
Back to Alpine Linux using packaged version of google-authenticator 2016-02-11 17:10:51 +00:00			`ln -s /usr/share/easy-rsa/easyrsa /usr/local/bin && \`
google-authenticator: Manually build Alpine package * Build the Alpine package directly * Resolves #153 2016-08-31 16:57:42 +00:00			`rm -rf /tmp/* /var/tmp/* /var/cache/apk/* /var/cache/distfiles/*`

Dockerfile: Add ENV configuration * Add ENV configuration options to Dockerfile as opposed to keeping in the wrapper script. * First step to splitting up openvpn.sh in to smaller scripts. 2014-06-04 17:52:59 +00:00			`# Needed by scripts`
			`ENV OPENVPN /etc/openvpn`
Back to Alpine Linux using packaged version of google-authenticator 2016-02-11 17:10:51 +00:00			`ENV EASYRSA /usr/share/easy-rsa`
Dockerfile: Add ENV configuration * Add ENV configuration options to Dockerfile as opposed to keeping in the wrapper script. * First step to splitting up openvpn.sh in to smaller scripts. 2014-06-04 17:52:59 +00:00			`ENV EASYRSA_PKI $OPENVPN/pki`
			`ENV EASYRSA_VARS_FILE $OPENVPN/vars`

Set CRL next update to 3650 days 2017-06-17 11:01:24 +00:00			`# Prevents refused client connection because of an expired CRL`
			`ENV EASYRSA_CRL_DAYS 3650`

Dockerfile: Add EasyRSA-3 support * EasyRSA v3 is preferred over v2 because it includes support for elliptic curves. 2014-06-04 04:10:55 +00:00			`VOLUME ["/etc/openvpn"]`
openvpn.sh: Add wrapper script * Add the beginning of a wrapper script that will handle cert generation and OpenVPN invocation. 2014-06-04 03:54:47 +00:00
Dockerfile: Clarify port mapping * Extend comment about port mapping since everyone seems to want to run on port 443/tcp. * Accept that nobody (except the already competent) will read the comment and ask anyway. 2015-06-22 05:55:16 +00:00			# Internally uses port 1194/udp, remap using `docker run -p 443:1194/tcp`
Dockerfile: Remove unused ports * These ports are unused, remove them to reduce confusion. 2014-06-04 16:30:04 +00:00			`EXPOSE 1194/udp`
openvpn.sh: Add wrapper script * Add the beginning of a wrapper script that will handle cert generation and OpenVPN invocation. 2014-06-04 03:54:47 +00:00
openvpn.sh: Split in to smaller scripts * Split soon to be massive wrapper into smaller managable scripts. * Re-organized Dockerfile to exploit cache when rebuilding 2014-06-04 18:13:59 +00:00			`CMD ["ovpn_run"]`

			`ADD ./bin /usr/local/bin`
Dockerfile: Chmod everything in /usr/local/bin * Keep it simple. * Nothing should ever be put in bin that isn't excutable. 2015-09-08 02:21:55 +00:00			`RUN chmod a+x /usr/local/bin/*`
Server side configuration for OTP 2016-02-06 19:23:59 +00:00
			`# Add support for OTP authentication using a PAM module`
Fix for Dockerfile, trailing slash is needed. 2016-02-07 13:45:28 +00:00			`ADD ./otp/openvpn /etc/pam.d/`