On 2022-04-29 19:41, Alexei Starovoitov wrote:
On Fri, Apr 29, 2022 at 4:16 AM Maxim Mikityanskiy <maximmi@xxxxxxxxxx> wrote:+ SYS("iptables -t raw -I PREROUTING \ + -i tmp1 -p tcp -m tcp --syn --dport 8080 -j CT --notrack"); + SYS("iptables -t filter -A INPUT \ + -i tmp1 -p tcp -m tcp --dport 8080 -m state --state INVALID,UNTRACKED \ + -j SYNPROXY --sack-perm --timestamp --wscale 7 --mss 1460"); + SYS("iptables -t filter -A INPUT \ + -i tmp1 -m state --state INVALID -j DROP"); + + ctrl_file = SYS_OUT("./xdp_synproxy --iface tmp1 --ports 8080 --single \ + --mss4 1460 --mss6 1440 --wscale 7 --ttl 64");That doesn't work for test_progs-no_alu32. sh: line 1: ./xdp_synproxy: No such file or directory https://github.com/kernel-patches/bpf/runs/6227226675?check_suite_focus=true#step:6:7380 and going to be fragile in general. Could you launch it as a kthread or fork it like other tests are doing ?
A similar thing is done for the urandom_read binary used in another test. What I missed is adding my binary to the Makefile the same way. After adding it, both test_progs and test_progs-no_alu32 pass. Respinning with the fix.
