小编Ben*_*eod的帖子

带有Resque的Heroku上的Postgres错误

我不知道Postgres能够理解这个消息.

PG::Error: SSL error: decryption failed or bad record mac : SELECT a.attname, format_type(a.atttypid, a.atttypmod), d.adsrc, a.attnotnull FROM pg_attribute a LEFT JOIN pg_attrdef d ON a.attrelid = d.adrelid AND a.attnum = d.adnum WHERE a.attrelid = '"users"'::regclass AND a.attnum > 0 AND NOT a.attisdropped ORDER BY a.attnum
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这是来自resque后端的callstack

/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/connection_adapters/postgresql_adapter.rb:1139:in `async_exec'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/connection_adapters/postgresql_adapter.rb:1139:in `exec_no_cache'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/connection_adapters/postgresql_adapter.rb:663:in `block in exec_query'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/connection_adapters/abstract_adapter.rb:280:in `block in log'
/app/vendor/bundle/ruby/1.9.1/gems/activesupport-3.2.2/lib/active_support/notifications/instrumenter.rb:20:in `instrument'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/connection_adapters/abstract_adapter.rb:275:in `log'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/connection_adapters/postgresql_adapter.rb:662:in `exec_query'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/connection_adapters/postgresql_adapter.rb:1264:in `column_definitions'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/connection_adapters/postgresql_adapter.rb:858:in `columns'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/connection_adapters/schema_cache.rb:12:in `block in initialize'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/model_schema.rb:228:in `yield'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/model_schema.rb:228:in `default'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/model_schema.rb:228:in `columns'
/app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.2/lib/active_record/model_schema.rb:237:in …
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postgresql ruby-on-rails resque

14
推荐指数
2
解决办法
6488
查看次数

我可以将系统库(例如libxml2)编译成一个我可以部署到Heroku的gem(例如nokogiri)吗?

Nokogiri在转换为UTF-8字符时出现问题,后者最终来自libxml2,特别是版本2.7.6,这是Ubuntu 10.04 LTS上支持的最高版本.该错误已在2.7.7及更高版本中修复,但由于我们的应用程序托管在Heroku(bamboo-ree-1.8.7堆栈,基于Ubuntu 10.04)上,我们必须使用2.7.6版本,并继续体验bug,除非:

  1. 有人可以/已经攻击了nokogiri以解决问题
  2. Canonical颠覆了Ubuntu 10.04支持的libxml2版本(和/或Heroku更新了堆栈中的libxml2)
  3. 我可以想出一种方法让nokogiri使用libxml2版本,我可以将其与应用程序捆绑在一起,以便可以部署到Heroku.

很高兴听到有关1或2的任何反馈,但很好奇3是否可行.以下是我所知道的可能性:

我的问题是,我可以在应用程序中包含更高版本的libxml2,以便在我提交它并将其推送到Heroku时,已编译的供应商宝石使用它吗?

ruby-on-rails heroku libxml2 nokogiri ubuntu-10.04

7
推荐指数
1
解决办法
973
查看次数