Run APIcast native on Centos 7

README.md

Build the image:

docker build . -t centos-apicast

Run the container:

docker run --rm centos-apicast

If WORKDIR ${USER_HOME}/apicast-3.2.0 is enabled it works OK, but if it is commented out – apicast -h fails because the libraries can't be resolved.

Dockerfile

FROM centos:7

# Install dependencies
RUN yum install -y yum-utils gcc git

# Enable OpenResty repo (see RHEL section at https://openresty.org/en/linux-packages.html)
RUN yum-config-manager --add-repo https://openresty.org/package/centos/openresty.repo

# Enable EPEL packages (needed for LuaRocks)
RUN yum install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm

# Upgrade yum
RUN yum upgrade -y

# Install OpenResty
RUN yum install -y openresty-openssl-1.0.2k \
  && export OPENRESTY_RPM_VERSION="1.13.6.1" \
  && yum install -y \
     openresty-${OPENRESTY_RPM_VERSION} \
     openresty-resty-${OPENRESTY_RPM_VERSION}

# Install LuaRocks
RUN yum install -y luarocks-2.3.0

# Configure Lua environment
RUN mkdir -p /usr/share/lua/5.1/luarocks/
COPY ./site_config.lua /usr/share/lua/5.1/luarocks/

# Configure user
ARG USER_NAME=user
ENV USER_HOME="/home/${USER_NAME}"
RUN adduser --home-dir ${USER_HOME} --shell /bin/bash ${USER_NAME}
RUN passwd -d ${USER_NAME} \
 && chown -R ${USER_NAME}: ${USER_HOME}

RUN yum install -y make

WORKDIR ${USER_HOME}

# Download the v3.2.0 release (Red Hat 3scale API Management v2.2) and extract it
RUN curl -L -o apicast-3.2.0.tar.gz https://github.com/3scale/apicast/archive/v3.2.0.tar.gz \
  && tar xzvf apicast-3.2.0.tar.gz \
  && cd apicast-3.2.0 \
  && make dependencies

ENV PATH="${USER_HOME}/apicast-3.2.0/bin:${PATH}"

# Enable this line to run apicast from APIcast root directory - it works
# WORKDIR ${USER_HOME}/apicast-3.2.0

CMD apicast -h

site_config.lua

local site_config = { }

local openresty = [[/usr/local/openresty]]
local luajit = openresty .. [[/luajit]]

site_config.LUAROCKS_SYSCONFIG=openresty .. [[/config-5.1.lua]]
site_config.LUA_INTERPRETER=[[resty]]
site_config.LUA_DIR_SET=false
site_config.LUAROCKS_PREFIX= [[/usr]]
site_config.LUA_INCDIR= luajit .. [[/include/luajit-2.1]]
site_config.LUA_LIBDIR= luajit .. [[/lib/5.1]]
site_config.LUA_BINDIR= openresty .. [[/bin]]
site_config.LUAROCKS_SYSCONFDIR=[[/etc/luarocks]]
site_config.LUAROCKS_ROCKS_TREE=[[/usr/local/openresty/luajit]]
site_config.LUAROCKS_ROCKS_SUBDIR=[[/luarocks/rocks]]
site_config.LUAROCKS_UNAME_S=[[Linux]]
site_config.LUAROCKS_UNAME_M=[[x86_64]]
site_config.LUAROCKS_DOWNLOADER=[[curl]]
site_config.LUAROCKS_MD5CHECKER=[[md5sum]]

site_config.LUAROCKS_EXTERNAL_DEPS_SUBDIRS={ bin="bin", lib={ "lib", [[lib64]] }, include="include" }
site_config.LUAROCKS_RUNTIME_EXTERNAL_DEPS_SUBDIRS={ bin="bin", lib={ "lib", [[lib64]] }, include="include" }

return site_config