diff options
Diffstat (limited to 'applications/luci-app-lxc')
| -rw-r--r-- | applications/luci-app-lxc/Makefile | 17 | ||||
| -rw-r--r-- | applications/luci-app-lxc/htdocs/luci-static/resources/cbi/green.gif | bin | 0 -> 310 bytes | |||
| -rw-r--r-- | applications/luci-app-lxc/htdocs/luci-static/resources/cbi/purple.gif | bin | 0 -> 317 bytes | |||
| -rw-r--r-- | applications/luci-app-lxc/htdocs/luci-static/resources/cbi/red.gif | bin | 0 -> 320 bytes | |||
| -rw-r--r-- | applications/luci-app-lxc/luasrc/controller/lxc.lua | 167 | ||||
| -rw-r--r-- | applications/luci-app-lxc/luasrc/model/cbi/lxc.lua | 31 | ||||
| -rw-r--r-- | applications/luci-app-lxc/luasrc/view/lxc.htm | 458 | ||||
| -rw-r--r-- | applications/luci-app-lxc/root/etc/config/lxc | 6 |
8 files changed, 679 insertions, 0 deletions
diff --git a/applications/luci-app-lxc/Makefile b/applications/luci-app-lxc/Makefile new file mode 100644 index 0000000000..9f313dfb11 --- /dev/null +++ b/applications/luci-app-lxc/Makefile @@ -0,0 +1,17 @@ +# +# Copyright (C) 2017 Dan Luedtke <mail@danrl.com> +# +# This is free software, licensed under the Apache License, Version 2.0 . +# + +include $(TOPDIR)/rules.mk + +LUCI_TITLE:=LXC management Web UI +LUCI_DEPENDS:=+luci-mod-admin-full +lxc +lxc-create +liblxc +rpcd-mod-lxc +getopt +xz +LUCI_PKGARCH:=all + +PKG_MAINTAINER:=Petar Koretic <petar.koretic@sartura.hr> + +include ../../luci.mk + +# call BuildPackage - OpenWrt buildroot signature diff --git a/applications/luci-app-lxc/htdocs/luci-static/resources/cbi/green.gif b/applications/luci-app-lxc/htdocs/luci-static/resources/cbi/green.gif Binary files differnew file mode 100644 index 0000000000..d09febf127 --- /dev/null +++ b/applications/luci-app-lxc/htdocs/luci-static/resources/cbi/green.gif diff --git a/applications/luci-app-lxc/htdocs/luci-static/resources/cbi/purple.gif b/applications/luci-app-lxc/htdocs/luci-static/resources/cbi/purple.gif Binary files differnew file mode 100644 index 0000000000..f0d68cc8b2 --- /dev/null +++ b/applications/luci-app-lxc/htdocs/luci-static/resources/cbi/purple.gif diff --git a/applications/luci-app-lxc/htdocs/luci-static/resources/cbi/red.gif b/applications/luci-app-lxc/htdocs/luci-static/resources/cbi/red.gif Binary files differnew file mode 100644 index 0000000000..c1b39bbedb --- /dev/null +++ b/applications/luci-app-lxc/htdocs/luci-static/resources/cbi/red.gif diff --git a/applications/luci-app-lxc/luasrc/controller/lxc.lua b/applications/luci-app-lxc/luasrc/controller/lxc.lua new file mode 100644 index 0000000000..ea7adbafbb --- /dev/null +++ b/applications/luci-app-lxc/luasrc/controller/lxc.lua @@ -0,0 +1,167 @@ +--[[ + +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 <petar.koretic@sartura.hr> + +]]-- + +module("luci.controller.lxc", package.seeall) + +require "ubus" +local conn = ubus.connect() +if not conn then + error("Failed to connect to ubus") +end + + +function fork_exec(command) + local pid = nixio.fork() + if pid > 0 then + return + elseif pid == 0 then + -- change to root dir + nixio.chdir("/") + + -- patch stdin, out, err to /dev/null + local null = nixio.open("/dev/null", "w+") + if null then + nixio.dup(null, nixio.stderr) + nixio.dup(null, nixio.stdout) + nixio.dup(null, nixio.stdin) + if null:fileno() > 2 then + null:close() + end + end + + -- replace with target command + nixio.exec("/bin/sh", "-c", command) + end +end + +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_action"}, call("lxc_action"), nil) + page.leaf = true + + page = entry({"admin", "services", "lxc_get_downloadable"}, call("lxc_get_downloadable"), 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_get_downloadable() + luci.http.prepare_content("application/json") + + local f = io.popen('uname -m', 'r') + local target = f:read('*a') + f:close() + target = target:gsub("^%s*(.-)%s*$", "%1") + + local templates = {} + + local f = io.popen('lxc-create -n just_want_to_list_available_lxc_templates -t download -- --list', 'r') + + for line in f:lines() do + local dist,version = line:match("^(%S+)%s+(%S+)%s+" .. target .. "%s+default%s+%S+$") + if dist~=nil and version~=nil then templates[#templates + 1] = dist .. ":" .. version end + end + + f:close() + luci.http.write_json(templates) +end + +function lxc_create(lxc_name, lxc_template) + luci.http.prepare_content("text/plain") + + local uci = require("uci").cursor() + + local url = uci:get("lxc", "lxc", "url") + + if not pcall(dofile, "/etc/openwrt_release") then + return luci.http.write("1") + end + + local f = io.popen('uname -m', 'r') + local target = f:read('*a') + f:close() + target = target:gsub("^%s*(.-)%s*$", "%1") + + local lxc_dist = lxc_template:gsub("(.*):(.*)", '%1') + local lxc_release = lxc_template:gsub("(.*):(.*)", '%2') + + local data = conn:call("lxc", "create", { name = lxc_name, template = "download", args = { "--server", url, "--no-validate", "--dist", lxc_dist, "--release", lxc_release, "--arch", target } } ) + + luci.http.write(data) +end + +function lxc_action(lxc_action, lxc_name) + luci.http.prepare_content("application/json") + + local data, ec = conn:call("lxc", lxc_action, lxc_name and { name = lxc_name} or {} ) + + luci.http.write_json(ec and {} or data) +end + +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 .. "/" + else + return "/srv/lxc/" + end +end + +function lxc_configuration_get(lxc_name) + luci.http.prepare_content("text/plain") + + local f = io.open(lxc_get_config_path() .. 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_get_config_path() .. 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 + diff --git a/applications/luci-app-lxc/luasrc/model/cbi/lxc.lua b/applications/luci-app-lxc/luasrc/model/cbi/lxc.lua new file mode 100644 index 0000000000..ac0fdff332 --- /dev/null +++ b/applications/luci-app-lxc/luasrc/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 <petar.koretic@sartura.hr> + +]]-- + +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 diff --git a/applications/luci-app-lxc/luasrc/view/lxc.htm b/applications/luci-app-lxc/luasrc/view/lxc.htm new file mode 100644 index 0000000000..edfff8e063 --- /dev/null +++ b/applications/luci-app-lxc/luasrc/view/lxc.htm @@ -0,0 +1,458 @@ +<%# + +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 <petar.koretic@sartura.hr> + +-%> + +<fieldset class="cbi-section"> + <legend><%:Available Containers%></legend> + <div class="cbi-section-node"> + <table id="t_lxc_list" class="cbi-section-table"> + <tr class="cbi-section-table-titles"> + <th class="cbi-section-table-cell"><%:Name%></th> + <th class="cbi-section-table-cell"><%:Status%></th> + <th class="cbi-section-table-cell"><%:Actions%></th> + </tr> + </table> + </div> +</fieldset> + +<fieldset class="cbi-section"> + <span id="lxc-list-output"></span> +</fieldset> + +<hr/> +<fieldset class="cbi-section"> + <legend><%:Create New Container%></legend> + <div class="cbi-section-node"> + <table id="t_lxc_create" class="cbi-section-table"> + <tr class="cbi-section-table-titles"> + <th class="cbi-section-table-cell"><%:Name%></th> + <th class="cbi-section-table-cell"><%:Template%></th> + <th class="cbi-section-table-cell"><%:Actions%></th> + </tr> + <tr id="tr_holder"> + <td> + <input type="text" id="tx_name" placeholder="<%:Enter new name%>" value='' /> + </td> + <td> + <select id="s_template" class="cbi-input-select cbi-button"> + </select> + </td> + <td> + <input type="button" id="bt_create" value="<%:Create%>" onclick="lxc_create(tr_holder)" class="cbi-button cbi-button-add" /> + <span id="lxc-add-loader" style="display:inline-block; width:16px; height:16px; margin:0 5px"></span> + </td> + </tr> + </table> + </div> +</fieldset> + +<fieldset class="cbi-section"> + <span id="lxc-add-output"></span> +</fieldset> + +<hr/> + +<script type="text/javascript" src="<%=resource%>/cbi.js"></script> +<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"} + + 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") + + function lxc_create(tr) + { + var lxc_name = tr.querySelector("#tx_name").value.trim() + var lxc_template = tr.querySelector("#s_template").value + var bt_create = tr.querySelector("#bt_create") + + if (t_lxc_list.querySelector("[data-id='" + lxc_name + "']") != null) + return info_message(output_add, "Container with that name already exists!", 4000) + + bt_create.disabled = true + output_add.innerHTML = '' + + if (!lxc_name || !lxc_name.length) + { + bt_create.disabled = false + return info_message(output_add, "Name cannot be empty!", 4000) + } + + loading(loader_add) + + new XHR().get('<%=luci.dispatcher.build_url("admin", "services")%>/lxc_create/' + '%h/%h'.format(lxc_name, lxc_template) , null, + function(x) + { + bt_create.disabled = false + loading(loader_add, 0) + + if (!x) + info_message(output_add, "Container creation failed!") + }) + } + + function lxc_create_template(lxc_name, lxc_state) + { + var info_row = t_lxc_list.querySelector("#empty") + if (info_row) + t_lxc_list.deleteRow(1) + + 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>\ + <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>' + + var row = t_lxc_list.insertRow(-1) + var cell = row.insertCell(-1) + cell.innerHTML = '%q%h%q'.format("<strong>", lxc_name, "</strong>") + cell.width = "30%" + cell.setAttribute("data-id", lxc_name) + + cell = row.insertCell(-1) + cell.width = "20%" + cell.innerHTML = "<img src='"+window.img[lxc_state]+"'/>" + + cell = row.insertCell(-1) + cell.width = "50%" + cell.innerHTML = actions + } + + 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 status_img = self.parentNode.parentNode.querySelector('img') + var loader = self.parentNode.querySelector('[data-loader]') + + bt_action.disabled = true + + if (action == "stop") + { + loading(loader) + + new XHR().get('<%=luci.dispatcher.build_url("admin", "services")%>/lxc_action/' + '%h/%h'.format(action, lxc_name), null, + function(x, ec) + { + loading(loader, 0) + bt_action.disabled = false + + if (!x || ec) + return info_message(output_list,"Action failed!") + + set_status(status_img, "red") + + }); + } + + else if (action == "start") + { + loading(loader) + + new XHR().get('<%=luci.dispatcher.build_url("admin", "services")%>/lxc_action/' + '%h/%h'.format(action, lxc_name), null, + function(x, data) + { + 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") + }); + } + + else if (action == "destroy") + { + if (!confirm("This will completely remove LXC container from the disk. Are you sure? (container will be stopped if running)")) + return + + loading(loader) + + new XHR().get('<%=luci.dispatcher.build_url("admin", "services")%>/lxc_action/' + '%h/%h'.format(action, lxc_name), null, + function(x, ec) + { + loading(loader, 0) + bt_action.disabled = false + + if (!x || ec) + return info_message(output_list,"Action failed!") + + var row = self.parentNode.parentNode + row.parentNode.removeChild(row) + + }); + } + } + + function lxc_configure_handler(self) + { + var td = self.parentNode + var textarea = td.querySelector('[data-id]') + var lxc_name = textarea.getAttribute('data-id') + var lxc_configuration = textarea.value + + new XHR().post('<%=luci.dispatcher.build_url("admin", "services")%>/lxc_configuration_set/' + lxc_name, "lxc_configuration=" + encodeURIComponent(lxc_configuration) , + function(x) + { + if (!x || x.responseText != "0") + return info_message(output_list,"Action failed!") + + info_message(output_list,"LXC configuration updated") + var row = td.parentNode + row.parentNode.removeChild(row) + }) + } + + function lxc_rename_template(lxc_name) + { + var h = '\ + <input data-id="'+ lxc_name + '" type="text" placeholder="Enter new name" /> \ + <input data-id="bt_confirm" onclick="lxc_rename_handler(this)" type="button" class="cbi-button" value="Confirm" />' + + return h + } + + function lxc_configure_template(lxc_name, lxc_configuration) + { + var h = '\ + <textarea data-id="'+ lxc_name + '" rows="20" style="width:100%">'+ lxc_configuration +'</textarea> \ + <input data-id="bt_confirm" onclick="lxc_configure_handler(this)" type="button" class="cbi-button" value="Confirm" />' + + return h + } + + 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 + + self.value = "more" + + switch (option) + { + case "configure": + var tr = document.createElement('tr') + var row = self.parentNode.parentNode + var next_row = row.nextSibling + if (next_row && next_row.getAttribute('data-action') !== null) + row.parentNode.removeChild(next_row) + + new XHR().get('<%=luci.dispatcher.build_url("admin", "services")%>/lxc_configuration_get/' + lxc_name, null, + function(x) + { + tr.innerHTML="<td colspan='" + row.cells.length + "'>" + lxc_configure_template(lxc_name, x.responseText) + "</td>" + tr.setAttribute('data-action','') + row.parentNode.insertBefore(tr, row.nextSibling) + }) + + break + + case "freeze": + var tr = self.parentNode.parentNode + var img = tr.querySelector('img') + if(img.getAttribute('src') != window.img["green"]) + return info_message(output_list,"Container is not running!") + + loading(loader) + new XHR().get('<%=luci.dispatcher.build_url("admin", "services")%>/lxc_action/' + '%h/%h'.format(option, lxc_name), null, + function(x, ec) + { + loading(loader, 0) + if (!x || ec) + return info_message(output_list,"Action failed!") + + set_status(img, "purple") + }) + + break + + case "unfreeze": + var tr = self.parentNode.parentNode + var img = tr.querySelector('img') + + if(img.getAttribute('src') != window.img["purple"]) + return info_message(output_list,"Container is not frozen!") + + loading(loader) + new XHR().get('<%=luci.dispatcher.build_url("admin", "services")%>/lxc_action/' + '%h/%h'.format(option, lxc_name), null, + function(x, ec) + { + loading(loader, 0) + if (!x || ec) + return info_message(output_list,"Action failed!") + + set_status(img, "green") + }) + + break + + case "reboot": + var tr = self.parentNode.parentNode + var img = tr.querySelector('img') + if(img.getAttribute('src') != window.img["green"]) + return info_message(output_list,"Container is not running!") + + if (!confirm("Are you sure?")) + return + + loading(loader) + new XHR().get('<%=luci.dispatcher.build_url("admin", "services")%>/lxc_action/' + '%h/%h'.format(option, lxc_name), null, + function(x, ec) + { + loading(loader, 0) + if (!x || ec) + return info_message(output_list,"Action failed!") + + info_message(output_list,"LXC rebooted") + }) + break + } + + } + + function set_empty(t_lxc_list) + { + if (document.getElementById('empty') !== null) + return + + var row_count = t_lxc_list.rows.length; + while(--row_count) t_lxc_list.deleteRow(row_count); + + var row = t_lxc_list.insertRow(-1); + row.id = 'empty' + var cell = row.insertCell(0); + cell.colSpan = 4; + cell.innerHTML = '<em><br />There are no containers available yet.</em>'; + } + + function lxc_list_update() + { + XHR.poll(4, '<%=luci.dispatcher.build_url("admin", "services")%>/lxc_action/list', null, + function(x, data) + { + if (!x) return; + + var lxc_count = Object.keys(data).length + if (!data || !lxc_count) + return set_empty(t_lxc_list) + + if (document.getElementById('empty') !== null) + t_lxc_list.deleteRow(1); + + var lxcs = t_lxc_list.querySelectorAll('td[data-id]') + var lxc_name_table = {} + for (var i = 0, len = lxcs.length; i < len; i++) + { + var lxc_name = lxcs[i].getAttribute('data-id') + if (!(lxc_name in data)) + { + var row = t_lxc_list.querySelector("[data-id='" + lxc_name + "']").parentNode + row.parentNode.removeChild(row) + continue + } + + lxc_name_table[lxc_name] = lxcs[i].parentNode.querySelector('img') + } + + for(var key in data) + { + var lxc_name = key + var state = window.states[data[key]] + + if (!(lxc_name in lxc_name_table)) + lxc_create_template(lxc_name, state) + + else if (state != get_status(lxc_name_table[lxc_name])) + set_status(lxc_name_table[lxc_name], state) + } + + }) + } + + function loading(elem, state) + { + state = (typeof state === 'undefined') ? 1 : state + + if (state === 1) + elem.innerHTML = loader_html + else + setTimeout(function() { elem.innerHTML = ''}, 1000) + } + + function set_status(elem, state) + { + state = (typeof state === 'undefined') ? 1 : state + + setTimeout(function() { elem.setAttribute('src', window.img[state])}, 300) + } + + function get_status(elem) + { + var src = elem.getAttribute('src') + + for (var i in img) + { + if (img[i] == src) + return i + } + } + + function info_message(output, msg, timeout) + { + timeout = timeout || 3000 + output.innerHTML = msg + clearTimeout(timeout_msg) + timeout_msg = setTimeout(function(){ output.innerHTML=""}, timeout); + } + + lxc_list_update() + + new XHR().get('<%=luci.dispatcher.build_url("admin", "services")%>/lxc_get_downloadable', null, + function(x, data) + { + if (!x) return; + + var lxc_count = Object.keys(data).length + if (!data || !lxc_count) return; + var select = document.getElementById("s_template"); + for(var key in data) + { + var option = document.createElement('option'); + option.value = data[key]; + option.text = data[key].replace(/[_:]/g, ' '); + select.add(option, -1); + } + }) + +//]]></script> diff --git a/applications/luci-app-lxc/root/etc/config/lxc b/applications/luci-app-lxc/root/etc/config/lxc new file mode 100644 index 0000000000..5572c735fa --- /dev/null +++ b/applications/luci-app-lxc/root/etc/config/lxc @@ -0,0 +1,6 @@ +# +# lxc uci configuration +# + +config lxc 'lxc' + option url 'virtualwrt.org/containers/' |
