Move all of NixOS to nixos/ in preparation of the repository merge

nixos/modules/services/networking/ircd-hybrid/builder.sh

@@ -0,0 +1,31 @@
+source $stdenv/setup
+
+doSub() {
+    local src=$1
+    local dst=$2
+    ensureDir $(dirname $dst)
+    substituteAll $src $dst
+}
+
+subDir=/
+for i in $scripts; do
+    if test "$(echo $i | cut -c1-2)" = "=>"; then
+        subDir=$(echo $i | cut -c3-)
+    else
+        dst=$out/$subDir/$((stripHash $i; echo $strippedName) | sed 's/\.in//')
+        doSub $i $dst
+        chmod +x $dst # !!!
+    fi
+done
+
+subDir=/
+for i in $substFiles; do
+    if test "$(echo $i | cut -c1-2)" = "=>"; then
+        subDir=$(echo $i | cut -c3-)
+    else
+        dst=$out/$subDir/$((stripHash $i; echo $strippedName) | sed 's/\.in//')
+        doSub $i $dst
+    fi
+done
+
+ensureDir $out/bin

nixos/modules/services/networking/ircd-hybrid/control.in

@@ -0,0 +1,26 @@
+#! @shell@ -e
+
+# Make sure that the environment is deterministic.
+export PATH=@coreutils@/bin
+
+if test "$1" = "start"; then
+	if ! @procps@/bin/pgrep ircd; then
+	if @ipv6Enabled@; then 
+		while ! @iproute@/sbin/ip addr | 
+			@gnugrep@/bin/grep inet6 | 
+			@gnugrep@/bin/grep global; do
+			sleep 1;
+		done;
+	fi;
+	rm -rf /home/ircd
+	mkdir -p /home/ircd
+	chown ircd: /home/ircd
+	cd /home/ircd
+    env - HOME=/homeless-shelter $extraEnv \
+        @su@/bin/su ircd --shell=/bin/sh -c ' @ircdHybrid@/bin/ircd -configfile @out@/conf/ircd.conf </dev/null -logfile /home/ircd/ircd.log' 2>&1 >/var/log/ircd-hybrid.out
+	fi;
+fi
+
+if test "$1" = "stop" ; then 
+	@procps@/bin/pkill ircd;
+fi;

nixos/modules/services/networking/ircd-hybrid/default.nix

@@ -0,0 +1,137 @@
+{ config, pkgs, ... }:
+
+with pkgs.lib;
+
+let
+
+  cfg = config.services.ircdHybrid;
+
+  ircdService = pkgs.stdenv.mkDerivation rec {
+    name = "ircd-hybrid-service";
+    scripts = [ "=>/bin" ./control.in ];
+    substFiles = [ "=>/conf" ./ircd.conf ];
+    inherit (pkgs) ircdHybrid coreutils su iproute gnugrep procps;
+
+    ipv6Enabled = if config.networking.enableIPv6 then "true" else "false";
+
+    inherit (cfg) serverName sid description adminEmail
+            extraPort;
+
+    cryptoSettings =
+      (optionalString (cfg.rsaKey != null) "rsa_private_key_file = \"${cfg.rsaKey}\";\n") +
+      (optionalString (cfg.certificate != null) "ssl_certificate_file = \"${cfg.certificate}\";\n");
+
+    extraListen = map (ip: "host = \""+ip+"\";\nport = 6665 .. 6669, "+extraPort+"; ") cfg.extraIPs;
+
+    builder = ./builder.sh;
+  };
+
+in
+
+{
+
+  ###### interface
+
+  options = {
+
+    services.ircdHybrid = {
+
+      enable = mkOption {
+        default = false;
+        description = "
+          Enable IRCD.
+        ";
+      };
+
+      serverName = mkOption {
+        default = "hades.arpa";
+        description = "
+          IRCD server name.
+        ";
+      };
+
+      sid = mkOption {
+        default = "0NL";
+        description = "
+          IRCD server unique ID in a net of servers.
+        ";
+      };
+
+      description = mkOption {
+        default = "Hybrid-7 IRC server.";
+        description = "
+          IRCD server description.
+        ";
+      };
+
+      rsaKey = mkOption {
+        default = null;
+        example = /root/certificates/irc.key;
+        description = "
+          IRCD server RSA key.
+        ";
+      };
+
+      certificate = mkOption {
+        default = null;
+        example = /root/certificates/irc.pem;
+        description = "
+          IRCD server SSL certificate. There are some limitations - read manual.
+        ";
+      };
+
+      adminEmail = mkOption {
+        default = "<bit-bucket@example.com>";
+        example = "<name@domain.tld>";
+        description = "
+          IRCD server administrator e-mail.
+        ";
+      };
+
+      extraIPs = mkOption {
+        default = [];
+        example = ["127.0.0.1"];
+        description = "
+          Extra IP's to bind.
+        ";
+      };
+
+      extraPort = mkOption {
+        default = "7117";
+        description = "
+          Extra port to avoid filtering.
+        ";
+      };
+
+    };
+
+  };
+
+
+  ###### implementation
+
+  config = mkIf config.services.ircdHybrid.enable {
+
+    users.extraUsers = singleton
+      { name = "ircd";
+        description = "IRCD owner";
+        group = "ircd";
+        uid = config.ids.uids.ircd;
+      };
+
+    users.extraGroups.ircd.gid = config.ids.gids.ircd;
+
+    jobs.ircd_hybrid =
+      { name = "ircd-hybrid";
+
+        description = "IRCD Hybrid server";
+
+        startOn = "started networking";
+        stopOn = "stopping networking";
+
+        exec = "${ircdService}/bin/control start";
+      };
+
+  };
+
+}