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{ config, pkgs, ... }: with config.krebs.lib;
pkgs.writeScriptBin "get-ssh-port" ''
#! ${pkgs.dash}/bin/dash
set -efu
if test $# != 1 || test $1 = -h || test $1 = --help; then
echo "usage: get-ssh-port HOSTNAME" >&2
exit 23
fi
case $1 in
${concatMapStringsSep ";;\n"
(host: toString [
"(${shell.escape host.name})"
"echo ${toString host.nets.${config.krebs.search-domain}.ssh.port}"
])
(filter (host: hasAttr config.krebs.search-domain host.nets)
(attrValues config.krebs.hosts))
};;
${concatMapStringsSep ";;\n"
(net: toString [
"(${concatMapStringsSep "|" shell.escape net.aliases})"
"echo ${toString net.ssh.port}"
])
(concatMap (host: attrValues host.nets) (attrValues config.krebs.hosts))
};;
(*) echo "get-ssh-port: don't know ssh port of $1" >&2
exit 1
esac
''
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