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author | Ryan Trinkle <ryan.trinkle@gmail.com> | 2017-12-06 11:17:38 -0500 |
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committer | Ryan Trinkle <ryan.trinkle@gmail.com> | 2017-12-06 11:17:38 -0500 |
commit | ab2b3a5d0ab682388a39e267705e2f838199b179 (patch) | |
tree | 0673d6d83bbb9922ad741a379451e773b4a52d59 /nixos/modules | |
parent | 7fcdd34d1732cd7582529b336e7009982644059e (diff) | |
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nat: add extraCommands and extraStopCommands options
Diffstat (limited to 'nixos/modules')
-rw-r--r-- | nixos/modules/services/networking/nat.nix | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/nixos/modules/services/networking/nat.nix b/nixos/modules/services/networking/nat.nix index bfaf30c11783..df4246d216d8 100644 --- a/nixos/modules/services/networking/nat.nix +++ b/nixos/modules/services/networking/nat.nix @@ -19,6 +19,8 @@ let iptables -w -t nat -D POSTROUTING -j nixos-nat-post 2>/dev/null || true iptables -w -t nat -F nixos-nat-post 2>/dev/null || true iptables -w -t nat -X nixos-nat-post 2>/dev/null || true + + ${cfg.extraStopCommands} ''; setupNat = '' @@ -59,6 +61,8 @@ let --to-destination ${cfg.dmzHost} ''} + ${cfg.extraCommands} + # Append our chains to the nat tables iptables -w -t nat -A PREROUTING -j nixos-nat-pre iptables -w -t nat -A POSTROUTING -j nixos-nat-post @@ -170,6 +174,28 @@ in ''; }; + networking.nat.extraCommands = mkOption { + type = types.lines; + default = ""; + example = "iptables -A INPUT -p icmp -j ACCEPT"; + description = + '' + Additional shell commands executed as part of the nat + initialisation script. + ''; + }; + + networking.nat.extraStopCommands = mkOption { + type = types.lines; + default = ""; + example = "iptables -D INPUT -p icmp -j ACCEPT || true"; + description = + '' + Additional shell commands executed as part of the nat + teardown script. + ''; + }; + }; |