luci-app-lxc: add package for luci lxc app

Signed-off-by: Petar Koretic <[email protected]>

utils/luci-app-lxc/Makefile

@@ -0,0 +1,66 @@
+#
+# Copyright (C) 2014 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=luci-app-lxc
+PKG_RELEASE:=20141012
+
+PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/luci-app-lxc
+  SECTION:=luci
+  CATEGORY:=LuCI
+  SUBMENU:=3. Applications
+  TITLE:=LXC management Web UI
+  DEPENDS:=+luci-mod-admin-full +lxc +liblxc +rpcd-mod-lxc
+  MAINTAINER:=Petar Koretic <[email protected]>
+endef
+
+define Package/luci-app-lxc/description
+ This package will install LXC management Web UI.
+endef
+
+define Build/Prepare
+endef
+
+define Build/Configure
+endef
+
+define Build/Compile
+endef
+
+define Package/luci-app-lxc/install
+	$(INSTALL_DIR) $(1)/usr/lib/lua/luci/controller/
+	$(INSTALL_BIN) \
+		./files/controller/lxc.lua \
+		$(1)/usr/lib/lua/luci/controller/
+
+	$(INSTALL_DIR) $(1)/usr/lib/lua/luci/view/
+	$(INSTALL_DATA) \
+		./files/view/lxc.htm \
+		$(1)/usr/lib/lua/luci/view/
+
+	$(INSTALL_DIR) $(1)/usr/lib/lua/luci/model/cbi/
+	$(INSTALL_BIN) \
+		./files/model/cbi/lxc.lua \
+		$(1)/usr/lib/lua/luci/model/cbi/
+
+	$(INSTALL_DIR) $(1)/etc/config/
+	$(INSTALL_DATA) \
+		./files/lxc.config \
+		$(1)/etc/config/lxc
+
+	$(INSTALL_DIR) $(1)/www
+	$(CP) -R \
+		./files/www/* \
+		$(1)/www
+endef
+
+$(eval $(call BuildPackage,luci-app-lxc))

utils/luci-app-lxc/files/controller/lxc.lua

@@ -0,0 +1,182 @@
+--[[
+
+LuCI LXC module
+
+Copyright (C) 2014, Cisco Systems, Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+	http://www.apache.org/licenses/LICENSE-2.0
+
+Author: Petar Koretic <[email protected]>
+
+]]--
+
+module("luci.controller.lxc", package.seeall)
+
+function index()
+	page = node("admin", "services", "lxc")
+	page.target = cbi("lxc")
+	page.title = _("LXC Containers")
+	page.order = 70
+
+	page = entry({"admin", "services", "lxc_create"}, call("lxc_create"), nil)
+	page.leaf = true
+
+	page = entry({"admin", "services", "lxc_stop"}, call("lxc_stop"), nil)
+	page.leaf = true
+
+	page = entry({"admin", "services", "lxc_start"}, call("lxc_start"), nil)
+	page.leaf = true
+
+	page = entry({"admin", "services", "lxc_reboot"}, call("lxc_reboot"), nil)
+	page.leaf = true
+
+	page = entry({"admin", "services", "lxc_delete"}, call("lxc_delete"), nil)
+	page.leaf = true
+
+	page = entry({"admin", "services", "lxc_list"}, call("lxc_list"), nil)
+	page.leaf = true
+
+	page = entry({"admin", "services", "lxc_rename"}, call("lxc_rename"), nil)
+	page.leaf = true
+
+	page = entry({"admin", "services", "lxc_clone"}, call("lxc_clone"), nil)
+	page.leaf = true
+
+	page = entry({"admin", "services", "lxc_freeze"}, call("lxc_freeze"), nil)
+	page.leaf = true
+
+	page = entry({"admin", "services", "lxc_unfreeze"}, call("lxc_unfreeze"), nil)
+	page.leaf = true
+
+	page = entry({"admin", "services", "lxc_configuration_get"}, call("lxc_configuration_get"), nil)
+	page.leaf = true
+
+	page = entry({"admin", "services", "lxc_configuration_set"}, call("lxc_configuration_set"), nil)
+	page.leaf = true
+
+end
+
+function lxc_create(lxc_name, lxc_template)
+	luci.http.prepare_content("text/plain")
+
+	local uci = require("uci").cursor()
+
+	local url = uci:get("lxc", "lxc", "url")
+
+	local f = io.popen([[grep DISTRIB_TARGET /etc/openwrt_release | awk -F"[/'']" '{ print $2 }']])
+	if not f then
+		return luci.http.write("1")
+	end
+
+	local target = f:read("*all")
+
+	local res = os.execute("lxc-create -t download -n " .. lxc_name .. " -- --server=" .. url .. " --no-validate --dist openwrt --release bb --arch " .. target)
+
+	luci.http.write(tostring(res))
+end
+
+function lxc_start(lxc_name)
+	luci.http.prepare_content("text/plain")
+
+	local res = os.execute("ubus call lxc start '{\"name\" : \"" .. lxc_name .. "\"}' ")
+
+	luci.http.write(tostring(res))
+end
+
+function lxc_stop(lxc_name)
+	luci.http.prepare_content("text/plain")
+
+	local res = os.execute("ubus call lxc stop '{\"name\" : \"" .. lxc_name .. "\"}' ")
+
+	luci.http.write(tostring(res))
+end
+
+function lxc_delete(lxc_name)
+	luci.http.prepare_content("text/plain")
+
+	os.execute("ubus call lxc stop '{\"name\" : \"" .. lxc_name .. "\"}' ")
+	local res = os.execute("ubus call lxc destroy '{\"name\" : \"" .. lxc_name .. "\"}' ")
+
+	luci.http.write(tostring(res))
+end
+
+function lxc_reboot(lxc_name)
+	luci.http.prepare_content("text/plain")
+
+	local res = os.execute("ubus call lxc reboot '{\"name\" : \"" .. lxc_name .. "\"}' ")
+
+	luci.http.write(tostring(res))
+end
+
+function lxc_rename(lxc_name_cur, lxc_name_new)
+	luci.http.prepare_content("text/plain")
+
+	local res = os.execute("ubus call lxc rename '{\"name\" : \"" .. lxc_name_cur .. "\", \"newname\" : \"" .. lxc_name_new .. "\"}' ")
+
+	luci.http.write(tostring(res))
+end
+
+function lxc_freeze(lxc_name)
+	luci.http.prepare_content("text/plain")
+
+	local res = os.execute("ubus call lxc freeze '{\"name\" : \"" .. lxc_name .. "\"}' ")
+
+	luci.http.write(tostring(res))
+end
+
+function lxc_unfreeze(lxc_name)
+	luci.http.prepare_content("text/plain")
+
+	local res = os.execute("ubus call lxc unfreeze '{\"name\" : \"" .. lxc_name .. "\"}' ")
+
+	luci.http.write(tostring(res))
+end
+
+function lxc_list()
+	luci.http.prepare_content("application/json")
+
+	local cmd = io.popen("ubus call lxc list")
+	if not cmd then
+		return luci.http.write("{}")
+	end
+
+	local res = cmd:read("*all")
+	cmd:close()
+
+	luci.http.write(res)
+end
+
+function lxc_configuration_get(lxc_name)
+	luci.http.prepare_content("text/plain")
+
+	local f = io.open("/lxc/" .. lxc_name .. "/config", "r")
+	local content = f:read("*all")
+	f:close()
+
+	luci.http.write(content)
+end
+
+function lxc_configuration_set(lxc_name)
+	luci.http.prepare_content("text/plain")
+
+	local lxc_configuration = luci.http.formvalue("lxc_configuration")
+
+	if lxc_configuration == nil then
+		return luci.http.write("1")
+	end
+
+	local f, err = io.open("/lxc/" .. lxc_name .. "/config","w+")
+	if not f then
+		return luci.http.write("2")
+	end
+
+	f:write(lxc_configuration)
+	f:close()
+
+	luci.http.write("0")
+end
+

utils/luci-app-lxc/files/lxc.config

@@ -0,0 +1,6 @@
+#
+# lxc uci configuration
+#
+
+config lxc 'lxc'
+	option url 'virtualwrt.org/containers/'

utils/luci-app-lxc/files/model/cbi/lxc.lua

@@ -0,0 +1,31 @@
+--[[
+
+LuCI LXC module
+
+Copyright (C) 2014, Cisco Systems, Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+	http://www.apache.org/licenses/LICENSE-2.0
+
+Author: Petar Koretic <[email protected]>
+
+]]--
+
+local fs = require "nixio.fs"
+
+m = Map("lxc", translate("LXC Containers"))
+
+if fs.access("/etc/config/lxc") then
+	m:section(SimpleSection).template = "lxc"
+
+	s = m:section(TypedSection, "lxc", translate("Options"))
+	s.anonymous = true
+	s.addremove = false
+
+	s:option(Value, "url", translate("Containers URL"))
+end
+
+return m