MySQL2 gem不会安装

Question

我一直试图在我的Ubuntu 12.04服务器上安装Gitlab很长一段时间,一切顺利,直到我运行bundle install.

它说它无法安装MySQL2,但没有给出任何理由或纠正措施.

home/gitlab/gitlab$ sudo -u gitlab -H bundle install --deployment --without development test postgres
Fetching gem metadata from http://rubygems.org/.......
Fetching gem metadata from http://rubygems.org/..
Using rake (10.0.1) 
Using i18n (0.6.1) 
Using multi_json (1.3.7) 
Using activesupport (3.2.9) 
Using builder (3.0.4) 
Using activemodel (3.2.9) 
Using erubis (2.7.0) 
Using journey (1.0.4) 
Using rack (1.4.1) 
Using rack-cache (1.2) 
Using rack-test (0.6.2) 
Using hike (1.2.1) 
Using tilt (1.3.3) 
Using sprockets (2.2.1) 
Using actionpack (3.2.9) 
Using mime-types (1.19) 
Using polyglot (0.3.3) 
Using treetop (1.4.12) 
Using mail (2.4.4) 
Using actionmailer (3.2.9) 
Using arel (3.0.2) 
Using tzinfo (0.3.35) 
Using activerecord (3.2.9) 
Using activeresource (3.2.9) 
Using bundler (1.2.3) 
Using rack-ssl (1.3.2) 
Using json (1.7.5) 
Using rdoc (3.12) 
Using thor (0.16.0) 
Using railties (3.2.9) 
Using rails (3.2.9) 
Using acts-as-taggable-on (2.3.3) 
Using backports (2.6.5) 
Using bcrypt-ruby (3.0.1) 
Using blankslate (3.1.2) 
Using sass (3.2.3) 
Using bootstrap-sass (2.2.1.1) 
Using carrierwave (0.7.1) 
Using charlock_holmes (0.6.9) 
Using chosen-rails (0.9.8) 
Using coffee-script-source (1.4.0) 
Using execjs (1.4.0) 
Using coffee-script (2.2.0) 
Using coffee-rails (3.2.2) 
Using colored (1.2) 
Using daemons (1.1.9) 
Using orm_adapter (0.4.0) 
Using warden (1.2.1) 
Using devise (2.1.2) 
Using diff-lcs (1.1.3) 
Using draper (0.18.0) 
Using escape_utils (0.2.4) 
Using eventmachine (1.0.0) 
Using multipart-post (1.1.5) 
Using faraday (0.8.4) 
Using ffaker (1.15.0) 
Using sass-rails (3.2.5) 
Using font-awesome-sass-rails (2.0.0.0) 
Using foreman (0.60.2) 
Using gemoji (1.2.1) 
Using git (1.2.5) 
Using posix-spawn (0.3.6) 
Using yajl-ruby (1.1.0) 
Using pygments.rb (0.3.2) from https://github.com/gitlabhq/pygments.rb.git (at master) 
Using github-linguist (2.3.4) 
Using github-markup (0.7.4) 
Using gitlab_meta (4.0) 
Using gratr19 (0.4.4.1) 
Using grit (2.5.0) from https://github.com/gitlabhq/grit.git (at 7f35cb9) 
Using hashery (1.5.0) 
Using gitolite (1.1.0) 
Using grack (1.0.0) from https://github.com/gitlabhq/grack.git (at ba46f3b) 
Using hashie (1.2.0) 
Using multi_xml (0.5.1) 
Using rack-accept (0.4.5) 
Using rack-mount (0.8.3) 
Using virtus (0.5.2) 
Using grape (0.2.2) 
Using grit_ext (0.6.1) from https://github.com/gitlabhq/grit_ext.git (at 8e6afc2) 
Using haml (3.1.7) 
Using haml-rails (0.3.5) 
Using httparty (0.9.0) 
Using httpauth (0.2.0) 
Using jquery-atwho-rails (0.1.7) 
Using jquery-rails (2.1.3) 
Using jquery-ui-rails (2.0.2) 
Using jwt (0.1.5) 
Using kaminari (0.14.1) 
Using kgio (2.7.4) 
Using libv8 (3.3.10.4) 
Using modernizr (2.6.2) 
Installing mysql2 (0.3.11) with native extensions 
Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.

        /usr/local/bin/ruby extconf.rb 
checking for rb_thread_blocking_region()... yes
checking for rb_wait_for_single_fd()... yes
checking for mysql_query() in -lmysqlclient... no
checking for main() in -lm... yes
checking for mysql_query() in -lmysqlclient... no
checking for main() in -lz... yes
checking for mysql_query() in -lmysqlclient... no
checking for main() in -lsocket... no
checking for mysql_query() in -lmysqlclient... no
checking for main() in -lnsl... yes
checking for mysql_query() in -lmysqlclient... no
checking for main() in -lmygcc... no
checking for mysql_query() in -lmysqlclient... no
*** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of
necessary libraries and/or headers.  Check the mkmf.log file for more
details.  You may need configuration options.

Provided configuration options:
    --with-opt-dir
    --without-opt-dir
    --with-opt-include
    --without-opt-include=${opt-dir}/include
    --with-opt-lib
    --without-opt-lib=${opt-dir}/lib
    --with-make-prog
    --without-make-prog
    --srcdir=.
    --curdir
    --ruby=/usr/local/bin/ruby
    --with-mysql-config
    --without-mysql-config
    --with-mysql-dir
    --without-mysql-dir
    --with-mysql-include
    --without-mysql-include=${mysql-dir}/include
    --with-mysql-lib
    --without-mysql-lib=${mysql-dir}/lib
    --with-mysqlclientlib
    --without-mysqlclientlib
    --with-mlib
    --without-mlib
    --with-mysqlclientlib
    --without-mysqlclientlib
    --with-zlib
    --without-zlib
    --with-mysqlclientlib
    --without-mysqlclientlib
    --with-socketlib
    --without-socketlib
    --with-mysqlclientlib
    --without-mysqlclientlib
    --with-nsllib
    --without-nsllib
    --with-mysqlclientlib
    --without-mysqlclientlib
    --with-mygcclib
    --without-mygcclib
    --with-mysqlclientlib
    --without-mysqlclientlib


Gem files will remain installed in /home/gitlab/gitlab/vendor/bundle/ruby/1.9.1/gems/mysql2-0.3.11 for inspection.
Results logged to /home/gitlab/gitlab/vendor/bundle/ruby/1.9.1/gems/mysql2-0.3.11/ext/mysql2/gem_make.out
An error occurred while installing mysql2 (0.3.11), and Bundler cannot continue.
Make sure that `gem install mysql2 -v '0.3.11'` succeeds before bundling.
root@Server:/home/gitlab/gitlab$

Answer 1

它确实告诉你一个通用的可能问题:

由于某些原因无法创建Makefile,可能缺少必要的库和/或标头.检查mkmf.log文件以获取更多详细信息.您可能需要配置选项.

那是你的线索.

确保您已安装MySQL客户端仓库以及相关的"devel"包.Ruby,Python,Perl等语言需要安装库和头文件,以便编译提供从语言到驱动程序的接口的本机模块.

此外,您还需要mysql_config,它由以下人员安装:

sudo apt-get install libmysqlclient-dev

我能够用我的Ubuntu VM复制你的问题,并在安装libmysqlclient-dev后修复它.

它把mysql_config中/usr/bin/mysql_config,都gem install mysql和gem install mysql2能够成功安装.

Answer 2

谢谢,它工作,不得不添加一些额外的东西

sudo apt-get install libmysqld-dev libmysqlclient-dev mysql-client