postgresql plv8 安装
网上可以看到pg 9.6 版本的plv8容器镜像,没有pg 高版本的支持镜像,但是在基于原有dockerfile 进行构建的时候,居然失败了,有墙的问题,有版本的问题
所以通过虚拟机尝试下构建方式安装以及对于碰到问题的解决
说明centos 系统不太好使,安装起来有点费事,使用的Debian
安装pg
pg11
- pg repo
touch /etc/apt/sources.list.d/pgdg.list
deb http://apt.postgresql.org/pub/repos/apt/ stretch-pgdg main
wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
sudo apt-get update
- 安装
apt-get install postgresql-11 postgresql-server-dev-11
- 配置pg_Config
可选,默认会自动配置,对于多环境的可能需要,可以结合find locate 工具查找
构建
- 预备
apt install git pkg-config libc++-dev libc++abi-dev
- clone 代码
wget https://github.com/plv8/plv8/archive/v2.3.9.tar.gz
- 构建
tar -xvzf v2.3.9.tar.gz
cd plv8-2.3.9
make
make install
使用
- 启动扩展
CREATE EXTENSION plv8;
- 简单函数
CREATE OR REPLACE FUNCTION plv8_eval_test()
RETURNS text AS $$
var result = eval("1+2")
return JSON.stringify(result);
$$ LANGUAGE plv8 IMMUTABLE STRICT;
- 调用
select * from plv8_eval_test();
- 效果
docker 镜像
- Dockerfile
文件内容来自 https://raw.githubusercontent.com/clkao/docker-postgres-plv8/master/10-2/Dockerfile
v2.1.0
FROM postgres:10
MAINTAINER Chia-liang Kao <clkao@clkao.org>
ENV PLV8_VERSION=v2.1.0 \
PLV8_SHASUM="207d712e919ab666936f42b29ff3eae413736b70745f5bfeb2d0910f0c017a5c v2.1.0.tar.gz"
RUN buildDependencies="build-essential \
ca-certificates \
curl \
git-core \
python \
postgresql-server-dev-$PG_MAJOR" \
&& apt-get update \
&& apt-get install -y --no-install-recommends ${buildDependencies} \
&& mkdir -p /tmp/build \
&& curl -o /tmp/build/${PLV8_VERSION}.tar.gz -SL "https://github.com/plv8/plv8/archive/$PLV8_VERSION.tar.gz" \
&& cd /tmp/build \
&& echo ${PLV8_SHASUM} | sha256sum -c \
&& tar -xzf /tmp/build/${PLV8_VERSION}.tar.gz -C /tmp/build/ \
&& cd /tmp/build/plv8-${PLV8_VERSION#?} \
&& sed -i 's/\(depot_tools.git\)/\1; cd depot_tools; git checkout 46541b4996f25b706146148331b9613c8a787e7e; rm -rf .git;/' Makefile.v8 \
&& make static \
&& make install \
&& strip /usr/lib/postgresql/${PG_MAJOR}/lib/plv8.so \
&& cd / \
&& apt-get clean \
&& apt-get remove -y ${buildDependencies} \
&& apt-get autoremove -y \
&& rm -rf /tmp/build /var/lib/apt/lists/*
v2.3.8
# Docker image for PostgreSQL with the plv8 extensions installed
# Note: building plv8 from source takes a long time, and will timeout with Docker Hub's
# automated builds. See the main Dockerfile for an image that uses pre-built binaries
# (built using this Dockerfile.build)
# Provided by Ionx Solutions: https://www.ionxsolutions.com
# Begin by building plv8
FROM postgres:11.2 AS build
ENV PLV8_VERSION 2.3.8
ENV PLV8_SHASUM="b3ffb95daeb21b17bc5670f372403879dfad7eee86e0152e4da763ffd16fbf07 ${PLV8_VERSION}.tar.gz"
RUN buildDeps="curl build-essential ca-certificates git python gnupg libc++-dev libc++abi-dev pkg-config glib2.0 postgresql-server-dev-$PG_MAJOR" \
&& apt-get update \
&& apt-get install -y --no-install-recommends libc++1 ${buildDeps} \
&& echo "deb http://apt.postgresql.org/pub/repos/apt/ stretch-pgdg main" > /etc/apt/sources.list.d/pgdg.list \
&& curl https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add - \
&& apt-get update \
&& apt-get install -y --no-install-recommends libc++1 postgresql-server-dev-$PG_MAJOR \
&& git config --global user.email "nobody@example.com" \
&& git config --global user.name "nobody" \
&& mkdir -p /tmp/build \
&& curl -o /tmp/build/${PLV8_VERSION}.tar.gz -SL "https://github.com/plv8/plv8/archive/v${PLV8_VERSION}.tar.gz" \
&& cd /tmp/build \
&& echo ${PLV8_SHASUM} | sha256sum -c \
&& tar -xzf /tmp/build/${PLV8_VERSION}.tar.gz -C /tmp/build/ \
&& cd /tmp/build/plv8-${PLV8_VERSION} \
&& sed -i '104i%.bc : %.cc\n\t$(COMPILE.cxx.bc) $(CCFLAGS) $(CPPFLAGS) -fPIC -c -o $@ $<\n' Makefile.shared \
&& make static \
&& make install \
&& cd / \
&& rm -rf /tmp/build \
&& apt-get remove -y --purge ${buildDeps} \
&& apt-get autoremove -y --purge \
&& rm -rf /var/lib/apt/lists/
v2.3.9
FROM postgres:11.2
ENV PLV8_VERSION=v2.3.9
RUN buildDependencies="curl build-essential ca-certificates git python gnupg libc++-dev libc++abi-dev pkg-config glib2.0 postgresql-server-dev-$PG_MAJOR" \
&& apt-get update \
&& apt-get install -y --no-install-recommends libc++1 ${buildDependencies} \
&& mkdir -p /tmp/build \
&& curl -o /tmp/build/${PLV8_VERSION}.tar.gz -SL "https://github.com/plv8/plv8/archive/$PLV8_VERSION.tar.gz" \
&& cd /tmp/build \
&& tar -xzf /tmp/build/${PLV8_VERSION}.tar.gz -C /tmp/build/ \
&& cd /tmp/build/plv8-${PLV8_VERSION#?} \
&& make static \
&& make install \
&& cd / \
&& apt-get clean \
&& apt-get remove -y ${buildDependencies} \
&& apt-get autoremove -y \
&& rm -rf /tmp/build /var/lib/apt/lists/*
几个问题
- v8 代码包的问题
主要是墙的问题,合理上网解决 - make: * No rule to make target 'plv8.bc', needed by 'all
参考 https://github.com/plv8/plv8/issues/304 使用高版本,比如我使用2.3.9 ,在测试2.3.8 版本的时候碰到的此问题 - undefined symbol: getmissingattr
这个是因为pg版本的问题,主要是在2.3.8 集成pg 11 的时候,当时使用的11.1 后边发现是11.2 才支持的
参考资料
https://github.com/plv8/plv8
https://github.com/clkao/plv8x
https://github.com/plv8/plv8/issues/304
https://github.com/clkao/docker-postgres-plv8