使用Rails / Paperclip将视频上传到Heroku / S3

Question

我一直未能在Heroku上以生产模式上传视频太长时间，无法通过调整大小和创建缩略图来测试本地作品。 图像也可以很好地进入我的S3存储桶，因此凭据也可以。

这是我通常从下面使用的代码获得的日志。 顺便说一句，在我获得这些日志之前的尝试（无需更改任何代码，也没有使用相同的测试视频），该视频将其发送到AWS，而无需调整大小或创建缩略图。 但这是我什至没有做到的唯一一次，上传失败，此后立即发生500错误。

$ heroku日志

2015-08-06T15:38:39.732913+00:00 app[web.1]: Started POST "/work/create" for 104.162.101.0 at 2015-08-06 15:38:39 +0000
2015-08-06T15:38:39.696998+00:00 app[web.1]: source=rack-timeout id=dd06eb06-cad5-4236-8788-e5f59f7fe631 wait=7850ms timeout=15000ms service=0ms state=active
2015-08-06T15:38:39.734677+00:00 app[web.1]: Processing by WorksController#create as HTML
2015-08-06T15:38:39.734744+00:00 app[web.1]:   Parameters: {"utf8"=>"✓", "authenticity_token"=>"9edyQVZm68aW+majARmNcDR1dwpE59ZrWEZ4/G07ADYhlZyYiJ+RwYK4GBguQZbrlS6J4yDbMsMIxcvWLD3aUA==", "work"=>{"position"=>"", "media_type"=>"video", "video"=>#<ActionDispatch::Http::UploadedFile:0x007efee96e14e8 @tempfile=#<Tempfile:/tmp/RackMultipart20150806-3-1mu6ibh.mp4>, @original_filename="FA14 final_compilation_mg4d_H.264.mp4", @content_type="video/mp4", @headers="Content-Disposition: form-data; name=\"work[video]\"; filename=\"FA14 final_compilation_mg4d_H.264.mp4\"\r\nContent-Type: video/mp4\r\n">, "designer"=>""}}
2015-08-06T15:38:40.030596+00:00 heroku[router]: at=info method=POST path="/work/create" host=purchasedesign.herokuapp.com request_id=dd06eb06-cad5-4236-8788-e5f59f7fe631 fwd="104.162.101.0" dyno=web.1 connect=1ms service=8181ms status=500 bytes=192
2015-08-06T15:38:40.017315+00:00 app[web.1]: Command :: file -b --mime '/tmp/9b4d56c6bf75dc6718768cda6940025a20150806-3-14gq1uq.mp4'
2015-08-06T15:38:40.025037+00:00 app[web.1]: [AV] Running command: if command -v ffmpeg 2>/dev/null; then echo "true"; else echo "false"; fi
2015-08-06T15:38:40.028329+00:00 app[web.1]: 
2015-08-06T15:38:40.028332+00:00 app[web.1]: Av::UnableToDetect (Unable to detect any supported library):
2015-08-06T15:38:40.028333+00:00 app[web.1]:   app/controllers/works_controller.rb:18:in `create'
2015-08-06T15:38:40.028335+00:00 app[web.1]: 
2015-08-06T15:38:40.028336+00:00 app[web.1]: 
2015-08-06T15:38:40.028629+00:00 app[web.1]: source=rack-timeout id=dd06eb06-cad5-4236-8788-e5f59f7fe631 wait=7850ms timeout=15000ms service=332ms state=completed
2015-08-06T15:38:40.023226+00:00 app[web.1]: [AV] Running command: if command -v avprobe 2>/dev/null; then echo "true"; else echo "false"; fi
2015-08-06T15:38:40.027118+00:00 app[web.1]: Completed 500 Internal Server Error in 292ms

车型/ work.rb

has_attached_file :video,
    :styles => {
        :mp4 => {
            :geometry => "640x480",
            :format => 'mp4',
        },
        :thumb => {
            :geometry => '300x300',
            :format => 'jpg',
            :time => 10
        }
    },
    :processors => [:transcoder]

的Gemfile

gem 'aws-sdk', '< 2.0'
gem 'paperclip', '~> 4.2'
gem 'paperclip-ffmpeg', '~> 1.0.0'
gem 'paperclip-av-transcoder'
gem 'delayed_paperclip'
gem 'rmagick', '~> 2.13.4'

配置/环境/ production.rb

config.paperclip_defaults = {
   :storage => :s3,
   :s3_credentials => {
     :bucket => ENV['S3_BUCKET_NAME'],
     :access_key_id => ENV['AWS_ACCESS_KEY_ID'],
     :secret_access_key => ENV['AWS_SECRET_ACCESS_KEY']
   }
}

任何帮助都将是不可思议的

Answer 1

查看此用于视频上传的Heroku ffmpeg buildpacks

您需要在heroku中进行设置

touch .buildpacks
touch Procfile