Can't run Rails 2.0 app due to exception
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Key: JRUBY-1685
URL: http://jira.codehaus.org/browse/JRUBY-1685
Project: JRuby
Issue Type: Bug
Components: Core Classes/Modules
Environment: Latest JRuby from trunk, 1.1b1, Rails v2.0.1
Reporter: Vladimir Sizikov
Priority: Critical
Attachments: rails2_exception.diff
Basically, any time I access the standard
http://fedora:3000/rails/info/properties, I get the exception with the
following stacktrace:
/opt/work/jruby/lib/ruby/gems/1.8/gems/activerecord-2.0.1/lib/active_record/vendor/mysql.rb:111:in
`real_connect'
/opt/work/jruby/lib/ruby/gems/1.8/gems/activerecord-2.0.1/lib/active_record/connection_adapters/mysql_adapter.rb:471:in
`connect'
/opt/work/jruby/lib/ruby/gems/1.8/gems/activerecord-2.0.1/lib/active_record/connection_adapters/mysql_adapter.rb:165:in
`initialize'
/opt/work/jruby/lib/ruby/gems/1.8/gems/activerecord-2.0.1/lib/active_record/connection_adapters/mysql_adapter.rb:88:in
`new'
/opt/work/jruby/lib/ruby/gems/1.8/gems/activerecord-2.0.1/lib/active_record/connection_adapters/mysql_adapter.rb:88:in
`mysql_connection'
/opt/work/jruby/lib/ruby/gems/1.8/gems/activerecord-2.0.1/lib/active_record/connection_adapters/abstract/connection_specification.rb:291:in
`connection='
/opt/work/jruby/lib/ruby/gems/1.8/gems/activerecord-2.0.1/lib/active_record/connection_adapters/abstract/connection_specification.rb:259:in
`retrieve_connection'
/opt/work/jruby/lib/ruby/gems/1.8/gems/activerecord-2.0.1/lib/active_record/connection_adapters/abstract/connection_specification.rb:78:in
`connection'
/opt/work/jruby/lib/ruby/gems/1.8/gems/activerecord-2.0.1/lib/active_record/query_cache.rb:8:in
`cache'
/opt/work/jruby/lib/ruby/gems/1.8/gems/actionpack-2.0.1/lib/action_controller/caching.rb:677:in
`perform_action_with_caching'
/opt/work/jruby/lib/ruby/gems/1.8/gems/actionpack-2.0.1/lib/action_controller/caching.rb:677:in
`process'
/opt/work/jruby/lib/ruby/gems/1.8/gems/actionpack-2.0.1/lib/action_controller/filters.rb:685:in
`process_with_filters'
/opt/work/jruby/lib/ruby/gems/1.8/gems/actionpack-2.0.1/lib/action_controller/session_management.rb:123:in
`process_with_session_management_support'
/opt/work/jruby/lib/ruby/gems/1.8/gems/actionpack-2.0.1/lib/action_controller/base.rb:388:in
`process'
/opt/work/jruby/lib/ruby/gems/1.8/gems/actionpack-2.0.1/lib/action_controller/dispatcher.rb:171:in
`handle_request'
/opt/work/jruby/lib/ruby/gems/1.8/gems/actionpack-2.0.1/lib/action_controller/dispatcher.rb:115:in
`dispatch'
/opt/work/jruby/lib/ruby/gems/1.8/gems/actionpack-2.0.1/lib/action_controller/dispatcher.rb:126:in
`dispatch_cgi'
/opt/work/jruby/lib/ruby/gems/1.8/gems/actionpack-2.0.1/lib/action_controller/dispatcher.rb:9:in
`dispatch'
/opt/work/jruby/lib/ruby/gems/1.8/gems/mongrel-1.1.1-jruby/lib/mongrel/rails.rb:76:in
`process'
/opt/work/jruby/lib/ruby/gems/1.8/gems/mongrel-1.1.1-jruby/lib/mongrel/rails.rb:74:in
`synchronize'
/opt/work/jruby/lib/ruby/gems/1.8/gems/mongrel-1.1.1-jruby/lib/mongrel/rails.rb:74:in
`process'
/opt/work/jruby/lib/ruby/gems/1.8/gems/mongrel-1.1.1-jruby/lib/mongrel/rails.rb:74:in
`process_client'
/opt/work/jruby/lib/ruby/gems/1.8/gems/mongrel-1.1.1-jruby/lib/mongrel.rb:154:in
`each'
/opt/work/jruby/lib/ruby/gems/1.8/gems/mongrel-1.1.1-jruby/lib/mongrel.rb:154:in
`process_client'
/opt/work/jruby/lib/ruby/gems/1.8/gems/mongrel-1.1.1-jruby/lib/mongrel.rb:154:in
`run'
/opt/work/jruby/lib/ruby/gems/1.8/gems/mongrel-1.1.1-jruby/lib/mongrel.rb:281:in
`initialize'
This is due to fact that JRuby's TCPSocket can't handle nil as a host
parameter, while MRI can.
The proposed patch fixes the porblem
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