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Merge pull request #1808 from dibdot/lxc_fix

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luci-app-lxc: fix "plain-vanilla" integration
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Dirk Brenken 2018-05-23 22:22:44 +02:00 committed by GitHub
commit 1b2cd8d1c4
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 105 additions and 51 deletions
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2
applications/luci-app-lxc/Makefile
View file

@ -7,7 +7,7 @@
include $(TOPDIR)/rules.mk
LUCI_TITLE:=LXC management Web UI
LUCI_DEPENDS:=+luci-mod-admin-full +lxc +lxc-attach +lxc-console +lxc-create +liblxc +rpcd-mod-lxc +getopt
LUCI_DEPENDS:=+luci-mod-admin-full +lxc +lxc-attach +lxc-console +lxc-create +liblxc +rpcd-mod-lxc +getopt +!LXC_BUSYBOX_OPTIONS:tar
LUCI_PKGARCH:=all
PKG_MAINTAINER:=Petar Koretic <petar.koretic@sartura.hr>

28
applications/luci-app-lxc/luasrc/controller/lxc.lua
View file

@ -14,33 +14,33 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
]]--
local uci = require "luci.model.uci"
local uci = require "luci.model.uci".cursor()
local util = require "luci.util"
local nixio = require "nixio"
local fs = require "nixio"
module("luci.controller.lxc", package.seeall)
function fork_exec(command)
local pid = nixio.fork()
local pid = fs.fork()
if pid > 0 then
return
elseif pid == 0 then
-- change to root dir
nixio.chdir("/")
fs.chdir("/")
-- patch stdin, out, err to /dev/null
local null = nixio.open("/dev/null", "w+")
local null = fs.open("/dev/null", "w+")
if null then
nixio.dup(null, nixio.stderr)
nixio.dup(null, nixio.stdout)
nixio.dup(null, nixio.stdin)
fs.dup(null, fs.stderr)
fs.dup(null, fs.stdout)
fs.dup(null, fs.stdin)
if null:fileno() > 2 then
null:close()
end
end
-- replace with target command
nixio.exec("/bin/sh", "-c", command)
fs.exec("/bin/sh", "-c", command)
end
end
@ -71,9 +71,8 @@ function lxc_get_downloadable()
local target = lxc_get_arch_target()
local templates = {}
local f = io.popen('sh /usr/share/lxc/templates/lxc-download --list --no-validate --server %s'
% util.shellquote(uci.cursor():get("lxc", "lxc", "url")), 'r')
local f = io.popen('sh /usr/share/lxc/templates/lxc-download --list --no-validate --server %s 2>/dev/null'
% util.shellquote(uci:get("lxc", "lxc", "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+$")
@ -101,7 +100,7 @@ function lxc_create(lxc_name, lxc_template)
name = lxc_name,
template = "download",
args = {
"--server", uci.cursor():get("lxc", "lxc", "url"),
"--server", uci:get("lxc", "lxc", "url"),
"--no-validate",
"--dist", lxc_dist,
"--release", lxc_release,
@ -121,6 +120,7 @@ function lxc_get_config_path()
local f = io.open("/etc/lxc/lxc.conf", "r")
local content = f:read("*all")
f:close()
local ret = content:match('^%s*lxc.lxcpath%s*=%s*([^%s]*)')
if ret then
return ret .. "/"
@ -160,7 +160,7 @@ function lxc_configuration_set(lxc_name)
end
function lxc_get_arch_target()
local target = nixio.uname().machine
local target = fs.uname().machine
local target_map = {
armv5 = "armel",
armv6 = "armel",

4
applications/luci-app-lxc/luasrc/model/cbi/lxc.lua
View file

@ -16,7 +16,9 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
local fs = require "nixio.fs"
m = Map("lxc", translate("LXC Containers"))
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'."))
if fs.access("/etc/config/lxc") then
m:section(SimpleSection).template = "lxc"

122
applications/luci-app-lxc/luasrc/view/lxc.htm
View file

@ -14,6 +14,32 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
-%>
<%
local fs = require "nixio"
local target = fs.uname().machine
%>
<style type="text/css">
table.cbi-section-table th,
table.cbi-section-table td,
.cbi-section-table-cell,
.cbi-input-select,
.cbi-input-text
{
text-align:left;
vertical-align:top;
padding-left:2px;
margin-right:auto;
margin-left:0px;
}
.cbi-input-select,
.cbi-input-text
{
width:15em;
}
</style>
<fieldset class="cbi-section">
<legend><%:Available Containers%></legend>
<div class="cbi-section-node">
@ -43,7 +69,7 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
</tr>
<tr id="tr_holder">
<td>
<input type="text" id="tx_name" placeholder="<%:Enter new name%>" value='' />
<input class="cbi-input-text" type="text" id="tx_name" placeholder="<%:Enter new name%>" value='' />
</td>
<td>
<select id="s_template" class="cbi-input-select cbi-button">
@ -65,21 +91,23 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
<hr/>
<script type="text/javascript" src="<%=resource%>/cbi.js"></script>
<script type="text/javascript">//<![CDATA[
<script type="text/javascript">
//<![CDATA[
window.img = { "red" : "<%=resource%>/cbi/red.gif", "green" : "<%=resource%>/cbi/green.gif", "purple" : "<%=resource%>/cbi/purple.gif" }
window.states = { "STOPPED" : "red", "RUNNING" : "green", "FROZEN" : "purple" }
window.img = { "red" : "<%=resource%>/cbi/red.gif", "green" : "<%=resource%>/cbi/green.gif", "purple" : "<%=resource%>/cbi/purple.gif" }
window.states = { "STOPPED" : "red", "RUNNING" : "green", "FROZEN" : "purple"}
var t_lxc_list = document.getElementById('t_lxc_list');
var loader_html = '<img src="<%=resource%>/icons/loading.gif" alt="<%:Loading%>" width="16" height="16" style="vertical-align:middle" /> ';
var t_lxc_list = document.getElementById('t_lxc_list');
var loader_html = '<img src="<%=resource%>/icons/loading.gif" alt="<%:Loading%>" width="16" height="16" style="vertical-align:middle" />';
var timeout_msg = 0
var output_list = document.getElementById("lxc-list-output")
var output_add = document.getElementById("lxc-add-output")
var loader_add = document.getElementById("lxc-add-loader")
var output_add = document.getElementById("lxc-add-output")
var loader_add = document.getElementById("lxc-add-loader")
info_message(output_add, "Template download in progress, please be patient!", 10000)
function lxc_create(tr)
{
var lxc_name = tr.querySelector("#tx_name").value.trim()
var lxc_name = tr.querySelector("#tx_name").value.replace(/\s/g,'')
var lxc_template = tr.querySelector("#s_template").value
var bt_create = tr.querySelector("#bt_create")
@ -92,7 +120,13 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
if (!lxc_name || !lxc_name.length)
{
bt_create.disabled = false
return info_message(output_add, "Name cannot be empty!", 4000)
return info_message(output_add, "The 'Name' field must not be empty!", 4000)
}
if (!lxc_template)
{
bt_create.disabled = false
return info_message(output_add, "The 'Template' field must not be empty!", 4000)
}
loading(loader_add)
@ -101,6 +135,7 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
function(x)
{
bt_create.disabled = false
loading(loader_add, 0)
if (!x)
@ -116,16 +151,16 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
var actions = ''
actions += '<input type="button" onclick="action_handler(this)" data-action="start" value="<%:Start%>" class="cbi-button cbi-button-apply" />'
actions+= '<input type="button" onclick="action_handler(this)" data-action="stop" value="<%:Stop%>" class="cbi-button cbi-button-reset" />'
actions+= '<input type="button" onclick="action_handler(this)" data-action="destroy" value="<%:Delete%>" class="cbi-button cbi-button-remove" />'
actions+= ' <select class="cbi-input-select cbi-button" onchange="action_more_handler(this)">\
<option selected disabled>more</option>\
actions += '&#160;<input type="button" onclick="action_handler(this)" data-action="stop" value="<%:Stop%>" class="cbi-button cbi-button-reset" />'
actions += '&#160;<input type="button" onclick="action_handler(this)" data-action="destroy" value="<%:Delete%>" class="cbi-button cbi-button-remove" />'
actions += '&#160;<select class="cbi-input-select cbi-button" onchange="action_more_handler(this)">\
<option selected="selected" disabled="disabled">more</option>\
<option>configure</option>\
<option>freeze</option>\
<option>unfreeze</option>\
<option>reboot</option>\
</select>'
actions+= '<span data-loader style="display:inline-block; width:16px; height:16px; margin:0 5px"></span>'
actions += '<span data-loader="" style="display:inline-block; width:16px; height:16px; margin:0 5px"></span>'
var row = t_lxc_list.insertRow(-1)
var cell = row.insertCell(-1)
@ -144,12 +179,11 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
function action_handler(self)
{
var action = self.getAttribute("data-action");
var bt_action = self
var lxc_name = self.parentNode.parentNode.children[0].getAttribute('data-id')
var action = self.getAttribute("data-action");
var bt_action = self
var lxc_name = self.parentNode.parentNode.children[0].getAttribute('data-id')
var status_img = self.parentNode.parentNode.querySelector('img')
var loader = self.parentNode.querySelector('[data-loader]')
var loader = self.parentNode.querySelector('[data-loader]')
bt_action.disabled = true
@ -181,18 +215,16 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
loading(loader, 0)
bt_action.disabled = false
//FIXME: uncomment after fixing 'lxc-start'
if (!x /*|| ec */)
return info_message(output_list,"Action failed!")
//FIXME: uncomment after fixing 'lxc-start'
//set_status(status_img, "green")
set_status(status_img, "green")
});
}
else if (action == "destroy")
{
if (!confirm("This will completely remove LXC container from the disk. Are you sure? (container will be stopped if running)"))
if (!confirm("This will completely remove a stopped LXC container from disk. Are you sure?"))
return
loading(loader)
@ -253,13 +285,12 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
function action_more_handler(self)
{
var lxc_name = self.parentNode.parentNode.querySelector('[data-id]').getAttribute('data-id')
var loader = self.parentNode.parentNode.querySelector('[data-loader]')
var option = self.options[self.selectedIndex].text
var loader = self.parentNode.parentNode.querySelector('[data-loader]')
var option = self.options[self.selectedIndex].text
self.value = "more"
switch (option)
switch(option)
{
case "configure":
var tr = document.createElement('tr')
@ -352,10 +383,25 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
var row = t_lxc_list.insertRow(-1);
row.id = 'empty'
var cell = row.insertCell(0);
cell.colSpan = 4;
cell.colSpan = 3;
cell.innerHTML = '<em><br />There are no containers available yet.</em>';
}
function set_empty_template()
{
if (document.getElementById('tr_holder') !== null)
return
var row_count = t_lxc_create.rows.length;
while(--row_count) t_lxc_create.deleteRow(row_count);
var row = t_lxc_create.insertRow(-1);
row.id = 'tr_holder'
var cell = row.insertCell(0);
cell.colSpan = 3;
cell.innerHTML = '<em><br />There are no templates for your architecture (<%=target%>) available, please select another Containers URL.</em>';
}
function lxc_list_update()
{
XHR.poll(4, '<%=luci.dispatcher.build_url("admin", "services")%>/lxc_action/list', null,
@ -363,8 +409,11 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
{
if (!x) return;
if (!data)
return set_empty(t_lxc_list)
var lxc_count = Object.keys(data).length
if (!data || !lxc_count)
if (!lxc_count)
return set_empty(t_lxc_list)
if (document.getElementById('empty') !== null)
@ -443,8 +492,11 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
{
if (!x) return;
var lxc_count = Object.keys(data).length
if (!data || !lxc_count) return;
if (!data) return set_empty_template();
var lxc_count = Object.keys(data).length;
if (!lxc_count) return set_empty_template();
var select = document.getElementById("s_template");
for(var key in data)
{
@ -454,5 +506,5 @@ Author: Petar Koretic <petar.koretic@sartura.hr>
select.add(option, -1);
}
})
//]]></script>
//]]>
</script>