mirror of
https://github.com/genodelabs/genode.git
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93 lines
3.2 KiB
Plaintext
93 lines
3.2 KiB
Plaintext
assert_spec linux
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set tshark [installed_command tshark]
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set trafgen [installed_command trafgen]
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set lx_fs_root "internet_checksum_dir"
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set lx_fs_dir "bin/$lx_fs_root"
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set input_file_name "input.pcap"
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set input_file "bin/$input_file_name"
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rename exit run_tool_exit
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proc exit {{code 0}} {
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global lx_fs_dir
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global input_file
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if {[get_cmd_switch --autopilot]} { exec rm -rf $input_file $lx_fs_dir }
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run_tool_exit $code
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}
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build { core init lib/ld lib/vfs test/internet_checksum server/lx_fs }
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create_boot_directory
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set seed ""
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if {[info exists ::env(SEED)]} {
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set seed $::env(SEED)
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} else {
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set min_seed 0
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set max_seed [expr 2**32]
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set seed [expr int($min_seed + floor(rand() * $max_seed))]
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}
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puts "\nUse script with SEED=$seed in order to get reproducible results\n"
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install_config {
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<config verbose="yes">
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<parent-provides>
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<service name="ROM"/>
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<service name="LOG"/>
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<service name="CPU"/>
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<service name="PD"/>
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</parent-provides>
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<start name="lx_fs" ld="no" caps="100">
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<resource name="RAM" quantum="4M"/>
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<provides> <service name="File_system"/> </provides>
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<config> <policy label="test-internet_checksum -> " root="/} $lx_fs_root {" writeable="yes"/> </config>
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<route> <any-service> <parent/> </any-service> </route>
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</start>
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<start name="test-internet_checksum" caps="100">
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<resource name="RAM" quantum="1M"/>
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<config seed="} $seed {"> <vfs> <fs/> </vfs> </config>
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<route>
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<service name="File_system"> <child name="lx_fs"/> </service>
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<any-service> <parent/> </any-service>
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</route>
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</start>
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</config> }
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exec rm -rf $lx_fs_dir
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exec mkdir -p $lx_fs_dir
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exec $trafgen --rand --seed $seed --in [genode_dir]/repos/os/src/test/internet_checksum/trafgen.cfg --num 10000 --out $input_file
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proc assert_no_bad_checksums_in {pcap_file} {
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global tshark
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set view_filter "ip.checksum_bad.expert || tcp.checksum_bad.expert || udp.checksum.bad || icmp.checksum_bad"
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set out "<invalid>"
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set out [exec $tshark -o ip.check_checksum:TRUE -o tcp.check_checksum:TRUE -o udp.check_checksum:TRUE -Y "$view_filter" -r $pcap_file]
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if {$out != ""} {
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puts "\nError: bad checksums found in $pcap_file\n"
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exit -1
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}
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}
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assert_no_bad_checksums_in $input_file
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build_boot_image [list {*}[build_artifacts] $lx_fs_root $input_file_name]
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append qemu_args " -nographic "
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run_genode_until {\[init\] child "test-internet_checksum" exited.*?\n} 30
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set output_file "$lx_fs_dir/output.pcap"
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assert_no_bad_checksums_in $output_file
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set num_checked_checksums ""
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set string_buf ""
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regexp {checked [0-9]+ checksums} $output string_buf
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regexp {[0-9]+} $string_buf num_checked_checksums
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set tmp_file "$lx_fs_dir/tmp"
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exec $tshark -o ip.check_checksum:TRUE -o tcp.check_checksum:TRUE -o udp.check_checksum:TRUE -O ip,tcp,udp,icmp -r $output_file | grep -e "Checksum Status:" -e "Header checksum status:" > $tmp_file
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set num_output_checksums [exec wc -l < $tmp_file]
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if {$num_checked_checksums != $num_output_checksums} {
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puts "\nError: number of checksums in $output_file ($num_output_checksums) differs from number of checked checksums ($num_checked_checksums)\n"
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exit -1
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}
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grep_output {\[init\] child "test-internet_checksum" exited}
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compare_output_to {[init] child "test-internet_checksum" exited with exit value 0}
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