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https://github.com/netblue30/firejail.git
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92f7be5192
if strace runs in a terminal, it probes the background color to select its color palette. this probing expects a reply, but due to expect intercepting the io, the answer isn't sent back to strace, so it never starts printing the expected output.
38 lines
728 B
Text
Executable file
38 lines
728 B
Text
Executable file
#!/usr/bin/expect -f
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# This file is part of Firejail project
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# Copyright (C) 2014-2026 Firejail Authors
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# License GPL v2
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set timeout 10
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cd /home
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# disable strace's terminal background color probing
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set env(NO_COLOR) 1
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spawn $env(SHELL)
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match_max 100000
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send -- "firejail --allow-debuggers\r"
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expect {
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timeout {puts "TESTING ERROR 0\n";exit}
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-re "Child process initialized in \[0-9\]+.\[0-9\]+ ms" { puts "\n"}
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"is disabled on Linux kernels prior to 4.8" { puts "TESTING SKIP: kernel too old\n"; exit }
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}
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after 100
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send -- "strace ls\r"
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expect {
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timeout {puts "TESTING ERROR 1\n";exit}
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"open"
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}
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expect {
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timeout {puts "TESTING ERROR 2\n";exit}
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"exit_group"
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}
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after 100
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send -- "exit\r"
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sleep 1
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puts "\nall done\n"
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