Some Signal domains not proxied when censorship circumvention is on

[UjuiUjuMandan]

• I have searched open and closed issues for duplicates
• I am submitting a bug report for existing functionality that does not work as intended
• I have read https://github.com/signalapp/Signal-Android/wiki/Submitting-useful-bug-reports
• This isn't a feature request or a discussion topic

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Bug description

signal.org should not be dialed at all in censored countries.

Steps to reproduce

• Enable censorship circumvention
• Use tcpdump or PCAPDroid or any capture software to log Signal
• Search or grep signal

Actual result: These signal domain appeared:

• updates2.signal.org
• cdsi.signal.org
• svr2.signal.org

Expected result: Nothing shoud appear.

svr2 appears when verifying PIN.

Note that cdsi and svr2 should be proxied as it appears in domain fronting configurations.

Signal-Android/app/src/main/java/org/thoughtcrime/securesms/push/SignalServiceNetworkAccess.kt

Line 81 in 5579df6

private const val F_CDSI_HOST = "cdsi-signal.global.ssl.fastly.net"

Signal-Android/app/src/main/java/org/thoughtcrime/securesms/push/SignalServiceNetworkAccess.kt

Line 82 in 5579df6

private const val F_SVR2_HOST = "svr2-signal.global.ssl.fastly.net"

Screenshots

Device info

Device: Google Pixel 7
Android version: 14
Signal version: 7.16.3

Link to debug log

N/A