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70 lines
1.3 KiB
Nix
70 lines
1.3 KiB
Nix
{ writeText, openssh, glibc, xauth
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, nssModulesPath
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, forwardX11, allowSFTP, permitRootLogin
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}:
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assert permitRootLogin == "yes" ||
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permitRootLogin == "without-password" ||
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permitRootLogin == "forced-commands-only" ||
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permitRootLogin == "no";
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let
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sshdConfig = writeText "sshd_config" ''
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Protocol 2
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UsePAM yes
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${if forwardX11 then "
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X11Forwarding yes
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XAuthLocation ${xauth}/bin/xauth
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" else "
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X11Forwarding no
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"}
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${if allowSFTP then "
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Subsystem sftp ${openssh}/libexec/sftp-server
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" else "
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"}
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PermitRootLogin ${permitRootLogin}
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'';
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sshdUid = (import ../system/ids.nix).uids.sshd;
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in
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{
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name = "sshd";
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users = [
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{ name = "sshd";
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uid = (import ../system/ids.nix).uids.sshd;
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description = "SSH privilege separation user";
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home = "/var/empty";
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}
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];
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job = ''
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description "SSH server"
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start on network-interfaces/started
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stop on network-interfaces/stop
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env LD_LIBRARY_PATH=${nssModulesPath}
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start script
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mkdir -m 0755 -p /etc/ssh
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if ! test -f /etc/ssh/ssh_host_dsa_key; then
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${openssh}/bin/ssh-keygen -t dsa -b 1024 -f /etc/ssh/ssh_host_dsa_key -N ""
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fi
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end script
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respawn ${openssh}/sbin/sshd -D -h /etc/ssh/ssh_host_dsa_key -f ${sshdConfig}
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'';
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}
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