IfState: Difference between revisions

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=== Examples ===

You can find several examples on the [https://ifstate.net/2.0/examples/ IfState website]. Some include NixOS configuration instructions, while the more complex examples are covered in detail here.

You can find several examples on the [https://ifstate.net/2.2/examples/ IfState website]. Some include NixOS configuration instructions, while the more complex examples are covered in detail here.

==== Network Namespaces (netns) ====

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systemd.services."<name>".serviceConfig.NetworkNamespacePath = "/var/run/netns/<netnsName>";

}

</syntaxhighlight>When using [~~https://nixos.wiki/wiki/NixOS_Containers~~ nixos-containers], network namespaces allow you to configure the network outside the container. This separation simplifies management and ensures the container’s network setup is independent of its internal configuration.<syntaxhighlight lang="nixos">

</syntaxhighlight>When using [[NixOS Containers|nixos-containers]], network namespaces allow you to configure the network outside the container. This separation simplifies management and ensures the container’s network setup is independent of its internal configuration.<syntaxhighlight lang="nixos">

{

containers."<name>".networkNamespace = "/var/run/netns/<netnsName>";

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</syntaxhighlight>

==== DHCPv4 ====

{ lib, pkgs, ... }:

{

networking.ifstate = {

enable = true;

settings = {

parameters.hooks.dhcp.script = pkgs.writeScript "ifstate-udhcp-wrapper-script.sh" ''

${lib.getExe' pkgs.busybox "udhcpc"} --quit --now -i $IFS_IFNAME -b --script ${pkgs.busybox}/default.script

'';

interfaces.eth1 = {

addresses = [ ];

hooks = [

{ name = "dhcp"; }

];

link = {

state = "up";

kind = "physical";

};

}

</syntaxhighlight>

=== Known Issues ===

@@ Line 4: / Line 4: @@
 === Examples ===
-You can find several examples on the [https://ifstate.net/2.0/examples/ IfState website]. Some include NixOS configuration instructions, while the more complex examples are covered in detail here.
+You can find several examples on the [https://ifstate.net/2.2/examples/ IfState website]. Some include NixOS configuration instructions, while the more complex examples are covered in detail here.
 ==== Network Namespaces (netns) ====
@@ Line 15: / Line 15: @@
    systemd.services."<name>".serviceConfig.NetworkNamespacePath = "/var/run/netns/<netnsName>";
 }
-</syntaxhighlight>When using [https://nixos.wiki/wiki/NixOS_Containers nixos-containers], network namespaces allow you to configure the network outside the container. This separation simplifies management and ensures the container’s network setup is independent of its internal configuration.<syntaxhighlight lang="nixos">
+</syntaxhighlight>When using [[NixOS Containers|nixos-containers]], network namespaces allow you to configure the network outside the container. This separation simplifies management and ensures the container’s network setup is independent of its internal configuration.<syntaxhighlight lang="nixos">
 {
    containers."<name>".networkNamespace = "/var/run/netns/<netnsName>";
@@ Line 164: / Line 164: @@
 </syntaxhighlight>
+==== DHCPv4 ====
+<syntaxhighlight lang="nixos">
+{ lib, pkgs, ... }:
+{
+  networking.ifstate = {
+    enable = true;
+    settings = {
+      parameters.hooks.dhcp.script = pkgs.writeScript "ifstate-udhcp-wrapper-script.sh" ''
+        ${lib.getExe' pkgs.busybox "udhcpc"} --quit --now -i $IFS_IFNAME -b --script ${pkgs.busybox}/default.script
+      '';
+      interfaces.eth1 = {
+        addresses = [ ];
+        hooks = [
+          { name = "dhcp"; }
+        ];
+        link = {
+          state = "up";
+          kind = "physical";
+        };
+      };
+    };
+  };
+}
+</syntaxhighlight>
 === Known Issues ===