Closed Bug 1433500 Opened 5 years ago Closed 1 year ago should return something informative for "real" user agents.


(Core :: Networking, enhancement, P3)




89 Branch
Tracking Status
firefox89 --- fixed


(Reporter: mhoye, Assigned: valentin)



(Whiteboard: [necko-triaged])


(1 file)

Right now, browsing to returns only "success". 

For some users - particularly non-english-native-speaking users - the purpose of may be unclear, and I've heard a report that people are concerned about the nature of that ping from a privacy and security perspective.

I propose that we append a (shortened?) link to an appropriate SUMO page about what is and does to success.txt.
Tentatively giving to Valentin as a maintainer of that code.
Assignee: nobody → valentin.gosu
Priority: -- → P3
Whiteboard: [necko-triaged]


  • Add a new file canonical.html to the storage bucket containing <meta http-equiv="refresh" content="0;url="/>
  • Change the captivedetect.canonicalContent to <meta http-equiv="refresh" content="0;url="/>
  • Change captivedetect.canonicalURL to
  • Make redirect to a Mozilla support page explaining captive portals.

Follow-up steps:

This change constitutes a way we can redirect users to an actual page that
explains what captive portals are and why we are making these requests.
Normally users should not see this page, as we only compare the contents
of a small html file. The meta redirect only happens when loaded in a

The redirect is controlled via the URL shortner.

Attachment #9193231 - Attachment description: Bug 1433500 - should return something informative for users r=nhnt11,Gijs → Bug 1433500 - should return something informative for users r=nhnt11
Pushed by should return something informative for users r=nhnt11
Flags: needinfo?(valentin.gosu)
Pushed by should return something informative for users r=nhnt11,extension-reviewers,zombie
Closed: 1 year ago
Resolution: --- → FIXED
Target Milestone: --- → 89 Branch
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