From b198de11bc1501f1a75dff9f5fb01f927f902186 Mon Sep 17 00:00:00 2001
From: Dirk Brenken <dev@brenken.org>
Date: Sat, 30 Jun 2018 12:55:39 +0200
Subject: [PATCH] luci-app-lxc: small fixes & cosmetics

* backingstore support via ubus does not work, remove it for now
* fix target mapping for linuximages.org
* cosmetics

Signed-off-by: Dirk Brenken <dev@brenken.org>
---
 .../luci-app-lxc/luasrc/controller/lxc.lua    | 40 ++++++++++---------
 .../luci-app-lxc/luasrc/model/cbi/lxc.lua     |  2 +-
 applications/luci-app-lxc/luasrc/view/lxc.htm | 20 +++++-----
 3 files changed, 32 insertions(+), 30 deletions(-)

diff --git a/applications/luci-app-lxc/luasrc/controller/lxc.lua b/applications/luci-app-lxc/luasrc/controller/lxc.lua
index 8557f2b82..dcba51bf7 100644
--- a/applications/luci-app-lxc/luasrc/controller/lxc.lua
+++ b/applications/luci-app-lxc/luasrc/controller/lxc.lua
@@ -19,6 +19,7 @@ module("luci.controller.lxc", package.seeall)
 local uci  = require "luci.model.uci".cursor()
 local util = require "luci.util"
 local nx   = require "nixio"
+local url  = uci:get("lxc", "lxc", "url")
 
 function index()
 	if not nixio.fs.access("/etc/config/lxc") then
@@ -38,12 +39,12 @@ function index()
 end
 
 function lxc_get_downloadable()
-	local target = lxc_get_arch_target()
-	local templates = {}
+	local target = lxc_get_arch_target(url)
 	local ssl_status = lxc_get_ssl_status()
+	local templates = {}
 
 	local f = io.popen('sh /usr/share/lxc/templates/lxc-download --list %s --server %s 2>/dev/null'
-		%{ ssl_status, util.shellquote(uci:get("lxc", "lxc", "url")) }, 'r')
+		%{ ssl_status, util.shellquote(url) }, 'r')
 	local line
 	for line in f:lines() do
 		local dist, version, dist_target = line:match("^(%S+)%s+(%S+)%s+(%S+)%s+default%s+%S+$")
@@ -65,18 +66,17 @@ function lxc_create(lxc_name, lxc_template)
 		return
 	end
 
-	local ssl_status = lxc_get_ssl_status()
-
 	local src_err
+	local ssl_status = lxc_get_ssl_status()
 	local lxc_dist, lxc_release = lxc_template:match("^(.+):(.+)$")
 	luci.http.write(util.ubus("lxc", "create", {
 		name = lxc_name,
 		template = "download",
 		args = {
-			"--server", uci:get("lxc", "lxc", "url"),
+			"--server", url,
 			"--dist", lxc_dist,
 			"--release", lxc_release,
-			"--arch", lxc_get_arch_target(),
+			"--arch", lxc_get_arch_target(url),
 			ssl_status
 		}
 	}), src_err)
@@ -153,19 +153,21 @@ function lxc_configuration_set(lxc_name)
 	luci.http.write("0")
 end
 
-function lxc_get_arch_target()
+function lxc_get_arch_target(url)
 	local target = nx.uname().machine
-	local target_map = {
-		armv5  = "armel",
-		armv6  = "armel",
-		armv7  = "armhf",
-		armv8  = "arm64",
-		x86_64 = "amd64"
-	}
-	local k, v
-	for k, v in pairs(target_map) do
-		if target:find("^" ..k.. "$") then
-			return v
+	if url and url:match("images.linuxcontainers.org") then
+		local target_map = {
+			armv5  = "armel",
+			armv6  = "armel",
+			armv7  = "armhf",
+			armv8  = "arm64",
+			x86_64 = "amd64"
+		}
+		local k, v
+		for k, v in pairs(target_map) do
+			if target:find(k) then
+				return v
+			end
 		end
 	end
 	return target
diff --git a/applications/luci-app-lxc/luasrc/model/cbi/lxc.lua b/applications/luci-app-lxc/luasrc/model/cbi/lxc.lua
index 8a8fc2be0..db7d19eb2 100644
--- a/applications/luci-app-lxc/luasrc/model/cbi/lxc.lua
+++ b/applications/luci-app-lxc/luasrc/model/cbi/lxc.lua
@@ -16,7 +16,7 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
 
 m = Map("lxc", translate("LXC Containers"),
 	translate("<b>Please note:</b> For LXC Containers you need a custom OpenWrt image.<br />")
-	.. translate("The image should include at least support for 'kernel cgroups', 'kernel namespaces' and 'miscellaneous LXC related options'."))
+	.. translate("The image should include at least support for 'kernel cgroups', 'kernel namespaces' and 'miscellaneous LXC related options' plus 'kmod-veth' for optional network support."))
 m:section(SimpleSection).template = "lxc"
 
 s = m:section(TypedSection, "lxc", translate("Options"))
diff --git a/applications/luci-app-lxc/luasrc/view/lxc.htm b/applications/luci-app-lxc/luasrc/view/lxc.htm
index b45e27f51..47cc1a5f3 100644
--- a/applications/luci-app-lxc/luasrc/view/lxc.htm
+++ b/applications/luci-app-lxc/luasrc/view/lxc.htm
@@ -19,8 +19,8 @@ local nx     = require "nixio"
 local target = nx.uname().machine
 -%>
 
-<fieldset class="cbi-section">
-	<legend><%:Available Containers%></legend>
+<div class="cbi-section">
+	<h3><%:Available Containers%></h3>
 	<div class="cbi-section-node">
 		<div class="table cbi-section-table" id="t_lxc_list">
 			<div class="tr cbi-section-table-titles">
@@ -30,15 +30,15 @@ local target = nx.uname().machine
 			</div>
 		</div>
 	</div>
-</fieldset>
+</div>
 
-<fieldset class="cbi-section">
+<div class="cbi-section">
 	<span id="lxc-list-output"></span>
-</fieldset>
+</div>
 
 <hr />
-<fieldset class="cbi-section">
-	<legend><%:Create New Container%></legend>
+<div class="cbi-section">
+	<h3><%:Create New Container%></h3>
 	<div class="cbi-section-node">
 		<div class="table cbi-section-table" id="t_lxc_create">
 			<div class="tr cbi-section-table-titles">
@@ -56,11 +56,11 @@ local target = nx.uname().machine
 			</div>
 		</div>
 	</div>
-</fieldset>
+</div>
 
-<fieldset class="cbi-section">
+<div class="cbi-section">
 	<span id="lxc-add-output"></span>
-</fieldset>
+</div>
 
 <hr />
 
-- 
2.25.1