WIP: Add Rita extender definition

Author: jkilpatr

althea/rita-extender/Makefile

@@ -0,0 +1,58 @@
+#
+# Copyright (C) 2017-2018 Justin Kilpatrick, Openwrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+# you must set $RUST_TRIPLE in your env
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=rita-extender
+PKG_VERSION:=0.20.8
+PKG_RELEASE:=0
+
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_URL:=https://github.com/althea-net/althea_rs
+PKG_SOURCE_VERSION:=a5a715be81e0b4060a7fe6a87e462e1964020420
+PKG_LICENSE:=Apache-2.0
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/rita-extender
+  SECTION:=net
+  CATEGORY:=Utilities
+  SUBMENU:=Althea
+  TITLE:=Althea Rita Extender
+  URL:=https://github.com/althea-net/althea_rs
+  MAINTAINER:= Justin Kilpatrick <justin@althea.net>
+  DEPENDS:=@IPV6 +ca-bundle +ca-certificates +kmod-sched-cake +tc
+  PKG_BUILD_DEPENDS:=openssl
+endef
+
+define Package/rita-extender/description
+  Althea Rita Extender
+endef
+
+RITA_PATH:="$(PKG_BUILD_DIR)/target/$(RUST_TRIPLE)/release/rita_extender"
+
+define Build/Compile
+	(\
+		cd $(PKG_BUILD_DIR) && \
+		cargo install cross && \
+		cross build --release --target $(RUST_TRIPLE) -p rita_bin --bin rita_extender \
+	)
+	$(STRIP) $(RITA_PATH)
+endef
+
+define Package/rita-extender/install
+	$(INSTALL_DIR) $(1)/usr/sbin
+	$(INSTALL_BIN) $(RITA_PATH) $(1)/usr/sbin/rita_extender
+	$(INSTALL_DIR) $(1)/etc/init.d
+	$(INSTALL_BIN) ./files/rita_extender.init $(1)/etc/init.d/rita_extender
+	$(INSTALL_DIR) $(1)/etc/crontabs/
+	$(CP) ./files/checkup.ash $(1)/etc/
+	$(CP) ./files/root $(1)/etc/crontabs/
+endef
+
+$(eval $(call BuildPackage,rita-extender))

althea/rita-extender/files/checkup.ash

@@ -0,0 +1,11 @@
+#!/bin/ash
+set -eux
+
+set +e
+curl -f --max-time 300 127.0.0.1:4877/status
+# if the ping fails we should restart
+if [ 0 -ne $? ]; then
+/etc/init.d/rita_extender restart
+date > /etc/lastcrash
+fi
+set -e

althea/rita-extender/files/rita_extender.init

@@ -0,0 +1,20 @@
+#!/bin/sh /etc/rc.common
+# Copyright (C) 2006-2016 OpenWrt.org
+
+START=90
+PROG=/usr/sbin/rita_extender
+
+RUST_LOG=INFO
+
+start() {
+	[ -f $config_file ] || return 1
+	(service_start $PROG &> /dev/null )&
+}
+
+stop() {
+	service_stop $PROG
+}
+
+reload() {
+	$PROG2 reload
+}

althea/rita-extender/files/root

@@ -0,0 +1,2 @@
+# Every 10 minutes curl Rita and try and restart if there's no response
+*/10 * * * * ash /etc/checkup.ash