久しぶりに Redmine で遊んでいたら、「RMagickが利用可能 (オプション)」が×になっていることに気が付きました。調べると RMagick が libMagickCore.so を見つけられなくなったようです。yum update したせいでしょうか。
bundle console を使って RMagick を呼び出してみます。
# cd /path/to/redmine/ # bundle console Unable to require rbpdf. NameError: uninitialized constant RBPDF::ActionView. irb(main):001:0> require 'RMagick' LoadError: libMagickCore.so.2: cannot open shared object file: No such file or directory - /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rmagick-2.13.4/lib/RMagick2.so from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rmagick-2.13.4/lib/rmagick_internal.rb:11:in `require' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rmagick-2.13.4/lib/rmagick_internal.rb:11:in `<top (required)>' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rmagick-2.13.4/lib/RMagick.rb:1:in `require' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/rmagick-2.13.4/lib/RMagick.rb:1:in `<top (required)>' from (irb):1:in `require' from (irb):1 from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.8.0.pre/lib/bundler/cli/console.rb:14:in `run' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.8.0.pre/lib/bundler/cli.rb:300:in `console' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.8.0.pre/lib/bundler/vendor/thor/command.rb:27:in `run' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.8.0.pre/lib/bundler/vendor/thor/invocation.rb:121:in `invoke_command' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.8.0.pre/lib/bundler/vendor/thor.rb:363:in `dispatch' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.8.0.pre/lib/bundler/vendor/thor/base.rb:440:in `start' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.8.0.pre/lib/bundler/cli.rb:10:in `start' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.8.0.pre/bin/bundle:20:in `block in <top (required)>' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.8.0.pre/lib/bundler/friendly_errors.rb:6:in `with_friendly_errors' from /opt/rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.8.0.pre/bin/bundle:18:in `<top (required)>' from /opt/rbenv/versions/2.1.5/bin/bundle:23:in `load' from /opt/rbenv/versions/2.1.5/bin/bundle:23:in `<main>'
どうやら libMagickCore.so.2 がないらしいです。ファイルの場所を調べるため、 ImageMagick がどこにインストールされているか見てみます。
rpm -ql ImageMagick
※一部抜粋 /usr/lib64/libMagickCore.so.5 /usr/lib64/libMagickCore.so.5.0.0 /usr/lib64/libMagickWand.so.5 /usr/lib64/libMagickWand.so.5.0.0
libMagickCore.so.2 なんてないじゃないですか。yum update で 5 になったのかもしれません。rmagick をリビルドしてみます。
# gem uninstall rmagick Select gem to uninstall: 1. rmagick-2.13.4 2. rmagick-2.15.4 3. All versions
3 の All で行きます。
Successfully uninstalled rmagick-2.13.4 Successfully uninstalled rmagick-2.15.4
消した rmagick を再インストールします。
gem install rmagick -v 2.13.4 gem install rmagick -v 2.15.4
Fetching: rmagick-2.13.4.gem (100%) Building native extensions. This could take a while... Please report any bugs. See https://github.com/gemhome/rmagick/compare/RMagick_2-13-2...master and https://github.com/rmagick/rmagick/issues/18 Successfully installed rmagick-2.13.4 Parsing documentation for rmagick-2.13.4 Installing ri documentation for rmagick-2.13.4 Done installing documentation for rmagick after 7 seconds 1 gem installed
Fetching: rmagick-2.15.4.gem (100%) Building native extensions. This could take a while... Successfully installed rmagick-2.15.4 Parsing documentation for rmagick-2.15.4 Installing ri documentation for rmagick-2.15.4 Done installing documentation for rmagick after 7 seconds 1 gem installed
無事インストールできたようです。
service httpd graceful
Apache 再起動して完了です。