Merge pull request #28562 from oxij/nixos/i2pd

nixos: i2pd: bits and pieces

nixos/modules/rename.nix

@@ -17,8 +17,9 @@ with lib;
     (mkRenamedOptionModule [ "services" "elasticsearch" "host" ] [ "services" "elasticsearch" "listenAddress" ])
     (mkRenamedOptionModule [ "services" "graphite" "api" "host" ] [ "services" "graphite" "api" "listenAddress" ])
     (mkRenamedOptionModule [ "services" "graphite" "web" "host" ] [ "services" "graphite" "web" "listenAddress" ])
-    (mkRenamedOptionModule [ "services" "logstash" "address" ] [ "services" "logstash" "listenAddress" ])
+    (mkRenamedOptionModule [ "services" "i2pd" "extIp" ] [ "services" "i2pd" "address" ])
     (mkRenamedOptionModule [ "services" "kibana" "host" ] [ "services" "kibana" "listenAddress" ])
+    (mkRenamedOptionModule [ "services" "logstash" "address" ] [ "services" "logstash" "listenAddress" ])
     (mkRenamedOptionModule [ "services" "mpd" "network" "host" ] [ "services" "mpd" "network" "listenAddress" ])
     (mkRenamedOptionModule [ "services" "neo4j" "host" ] [ "services" "neo4j" "listenAddress" ])
     (mkRenamedOptionModule [ "services" "shout" "host" ] [ "services" "shout" "listenAddress" ])

nixos/modules/services/networking/i2pd.nix

@@ -70,8 +70,10 @@ let
     };
   } // mkEndpointOpt name "127.0.0.1" 0;
 
-  i2pdConf = pkgs.writeText "i2pd.conf"
-  ''
+  i2pdConf = pkgs.writeText "i2pd.conf" ''
+    # DO NOT EDIT -- this file has been generated automatically.
+    loglevel = ${cfg.logLevel}
+
     ipv4 = ${boolToString cfg.enableIPv4}
     ipv6 = ${boolToString cfg.enableIPv6}
     notransit = ${boolToString cfg.notransit}
@@ -98,10 +100,10 @@ let
     [addressbook]
     defaulturl = ${cfg.addressbook.defaulturl}
     subscriptions = ${builtins.concatStringsSep "," cfg.addressbook.subscriptions}
+
     ${flip concatMapStrings
       (collect (proto: proto ? port && proto ? address && proto ? name) cfg.proto)
-      (proto: let portStr = toString proto.port; in
-        ''
+      (proto: let portStr = toString proto.port; in ''
         [${proto.name}]
         enabled = ${boolToString proto.enable}
         address = ${proto.address}
@@ -117,6 +119,7 @@ let
   '';
 
   i2pdTunnelConf = pkgs.writeText "i2pd-tunnels.conf" ''
+    # DO NOT EDIT -- this file has been generated automatically.
     ${flip concatMapStrings
       (collect (tun: tun ? port && tun ? destination) cfg.outTunnels)
       (tun: let portStr = toString tun.port; in ''
@@ -150,8 +153,8 @@ let
 
   i2pdSh = pkgs.writeScriptBin "i2pd" ''
     #!/bin/sh
-    ${pkgs.i2pd}/bin/i2pd \
-      ${if isNull cfg.extIp then "" else "--host="+cfg.extIp} \
+    exec ${pkgs.i2pd}/bin/i2pd \
+      ${if isNull cfg.address then "" else "--host="+cfg.address} \
       --conf=${i2pdConf} \
       --tunconf=${i2pdTunnelConf}
   '';
@@ -176,11 +179,23 @@ in
         '';
       };
 
-      extIp = mkOption {
+      logLevel = mkOption {
+        type = types.enum ["debug" "info" "warn" "error"];
+        default = "error";
+        description = ''
+          The log level. <command>i2pd</command> defaults to "info"
+          but that generates copious amounts of log messages.
+
+          We default to "error" which is similar to the default log
+          level of <command>tor</command>.
+        '';
+      };
+
+      address = mkOption {
         type = with types; nullOr str;
         default = null;
         description = ''
-          Your external IP.
+          Your external IP or hostname.
         '';
       };
 
@@ -213,7 +228,7 @@ in
         default = null;
         description = ''
            Set a router bandwidth limit integer in KBps.
-           If not set, i2pd defaults to 32KBps.
+           If not set, <command>i2pd</command> defaults to 32KBps.
         '';
       };
 
@@ -261,9 +276,14 @@ in
 
       precomputation.elgamal = mkOption {
         type = types.bool;
-        default = false;
+        default = true;
         description = ''
-          Use ElGamal precomputated tables.
+          Whenever to use precomputated tables for ElGamal.
+          <command>i2pd</command> defaults to <literal>false</literal>
+          to save 64M of memory (and looses some performance).
+
+          We default to <literal>true</literal> as that is what most
+          users want anyway.
         '';
       };
 
@@ -353,7 +373,7 @@ in
         };
       };
 
-      proto.httpProxy = mkKeyedEndpointOpt "httpproxy" "127.0.0.1" 4446 "";
+      proto.httpProxy = mkKeyedEndpointOpt "httpproxy" "127.0.0.1" 4444 "";
       proto.socksProxy = (mkKeyedEndpointOpt "socksproxy" "127.0.0.1" 4447 "")
       // {
         outproxy = mkOption {

pkgs/tools/networking/i2pd/default.nix

@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     homepage = https://i2pd.website;
     description = "Minimal I2P router written in C++";
-    license = licenses.gpl2;
+    license = licenses.bsd3;
     maintainers = with maintainers; [ edwtjo ];
     platforms = platforms.linux;
   };