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authorlassulus <lassulus@lassul.us>2017-07-17 15:11:54 +0200
committerlassulus <lassulus@lassul.us>2017-07-17 15:11:54 +0200
commit5f743cbd32572a25e0df73b823cd866f1d80f01a (patch)
tree965ff88cdfbe0962ffeae0c687255b9dc43d86e5 /lass/2configs/otp-ssh.nix
parent53f8fa81e58c426d2a88b1bba4bfc0524dcb9387 (diff)
lass: init otp-ssh
Diffstat (limited to 'lass/2configs/otp-ssh.nix')
-rw-r--r--lass/2configs/otp-ssh.nix18
1 files changed, 18 insertions, 0 deletions
diff --git a/lass/2configs/otp-ssh.nix b/lass/2configs/otp-ssh.nix
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+++ b/lass/2configs/otp-ssh.nix
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+{ pkgs, ... }:
+# Enables second factor for ssh password login
+
+## Usage:
+# gen-oath-safe <username> totp
+## scan the qrcode with google authenticator (or FreeOTP)
+## copy last line into secrets/<host>/users.oath (chmod 700)
+{
+ security.pam.oath = {
+ # enabling it will make it a requisite of `all` services
+ # enable = true;
+ digits = 6;
+ # TODO assert existing
+ usersFile = (toString <secrets>) + "/users.oath";
+ };
+ # I want TFA only active for sshd with password-auth
+ security.pam.services.sshd.oathAuth = true;
+}