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| author | makefu <github@syntax-fehler.de> | 2019-01-16 11:43:10 +0100 |
|---|---|---|
| committer | makefu <github@syntax-fehler.de> | 2019-01-16 11:43:10 +0100 |
| commit | e3851e0c69490d19351e0bcef64c23c9070d1d19 (patch) | |
| tree | a3d1de2957f7c7c2502a399614264852c652cf49 /tv/5pkgs/simple | |
| parent | 33655bfd89f7ea6f8ab3e3139cd79f4c2d2a0ef6 (diff) | |
| parent | 6cef97deb3a96731a4737f05513e2e5855f60685 (diff) | |
Merge remote-tracking branch 'tv/master'
Diffstat (limited to 'tv/5pkgs/simple')
| -rw-r--r-- | tv/5pkgs/simple/xkiller.nix | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tv/5pkgs/simple/xkiller.nix b/tv/5pkgs/simple/xkiller.nix new file mode 100644 index 000000000..8d8f01690 --- /dev/null +++ b/tv/5pkgs/simple/xkiller.nix @@ -0,0 +1,25 @@ +{ pkgs }: +pkgs.writeDash "xkiller" '' + set -efu + exec >&2 + ${pkgs.iproute}/bin/ss -lp src unix:/tmp/.X11-unix/X* | + ${pkgs.gnused}/bin/sed -n ' + s|.*/tmp/.X11-unix/X\([0-9]\+\)\>.*("X[^"]*",pid=\([0-9]\+\)\>.*|\1 \2|p + ' | + while read -r display pid; do + { + exit_code=$( + DISPLAY=:$display ${pkgs.coreutils}/bin/timeout 1 \ + ${pkgs.xorg.xset}/bin/xset q >/dev/null 2>&1 && + echo 0 || echo $? + ) + if test $exit_code = 124; then + echo "X on display :$display is locked up; killing PID $pid..." + ${pkgs.coreutils}/bin/kill -SIGKILL "$pid" + else + echo "X on display :$display is healthy" + fi + } & + done + wait +'' |