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author | makefu <github@syntax-fehler.de> | 2016-05-24 22:27:21 +0200 |
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committer | makefu <github@syntax-fehler.de> | 2016-05-24 22:27:21 +0200 |
commit | c1971f5aa04553c022fac4d7df7221aef66826a2 (patch) | |
tree | b13db787aea2c4380b1308112d542eb1b7a4bc9d /lass/5pkgs/untilport | |
parent | 9cba0ffefa95079168f3419cf11eb98400a468db (diff) | |
parent | facb65bd22226742b1805138b2841b29c4c26012 (diff) |
Merge remote-tracking branch 'cloudkrebs/master'
Diffstat (limited to 'lass/5pkgs/untilport')
-rw-r--r-- | lass/5pkgs/untilport/default.nix | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/lass/5pkgs/untilport/default.nix b/lass/5pkgs/untilport/default.nix new file mode 100644 index 00000000..61bcc2b8 --- /dev/null +++ b/lass/5pkgs/untilport/default.nix @@ -0,0 +1,18 @@ +{ pkgs, ... }: + +pkgs.writeDashBin "untilport" '' + set -euf + + usage() { + echo 'untiport $target $port' + echo 'Sleeps until the destinated port is reachable.' + echo 'ex: untilport google.de 80 && echo "google is now reachable"' + } + + + if [ $# -ne 2 ]; then + usage + else + until ${pkgs.netcat-openbsd}/bin/nc -z "$@"; do sleep 1; done + fi +'' |