🔗 How to cache Media Streams
Warning: Any example presented here is provided “as-is” with no support or guarantee of suitability. If you have any further questions about these examples please email the squid-users mailing list.
Media Streams come in many types. Most commonly used are Audio, Video, or Audio-Visual Streaming.
It’s hard to separate the stream types by application so the config below includes all the known streams and simply comments the commonly known ones where possible.
🔗 Squid Configuration File
Configuration file to Include:
# Media Streams
## MediaPlayer MMS Protocol
acl media rep_mime_type mms
acl mediapr url_regex dvrplayer mediastream ^mms://
## (Squid does not yet handle the URI as a known proto type.)
## Active Stream Format (Windows Media Player)
acl media rep_mime_type x-ms-asf
acl mediapr urlpath_regex \.(afx|asf)(\?.*)?$
## Flash Video Format
acl media rep_mime_type video/flv video/x-flv
acl mediapr urlpath_regex \.flv(\?.*)?$
## Flash General Media Scripts (Animation)
acl media rep_mime_type application/x-shockwave-flash
acl mediapr urlpath_regex \.swf(\?.*)?$
## Others currently unknown
acl media rep_mime_type ms-hdr
acl media rep_mime_type x-fcs
http_access deny mediapr
http_reply_access deny media
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For you, should not come as a surprise that many popular video
services using incorrect mime-types to counteract blocking by proxy
operators. For example, porn sites that utilize text mime-types for
video. Accordingly, not only can you use the above method to block
videos from such sites. Besides, is not uncommon incorrect
mime-encoding due to incorrect configuration of a number of sites.