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- <%
- -- all lua code provided by https://github.com/jow-/
- -- thank you very much!
- function apply_acls(filename, session)
- local json = require "luci.jsonc"
- local util = require "luci.util"
- local fs = require "nixio.fs"
- local grants = { }
- local acl = json.parse(fs.readfile(filename))
- if type(acl) ~= "table" then
- return
- end
- local group, perms
- for group, perms in pairs(acl) do
- local perm, scopes
- for perm, scopes in pairs(perms) do
- if type(scopes) == "table" then
- local scope, objects
- for scope, objects in pairs(scopes) do
- if type(objects) == "table" then
- if not grants[scope] then
- grants[scope] = { }
- end
- if next(objects) == 1 then
- local _, object
- for _, object in ipairs(objects) do
- if not grants[scope][object] then
- grants[scope][object] = { }
- end
- table.insert(grants[scope][object], perm)
- end
- else
- local object, funcs
- for object, funcs in pairs(objects) do
- if type(funcs) == "table" then
- local _, func
- for _, func in ipairs(funcs) do
- if not grants[scope][object] then
- grants[scope][object] = { }
- end
- table.insert(grants[scope][object], func)
- end
- end
- end
- end
- end
- end
- end
- end
- end
- local _, scope, object, func
- for scope, _ in pairs(grants) do
- local objects = { }
- for object, _ in pairs(_) do
- for _, func in ipairs(_) do
- table.insert(objects, { object, func })
- end
- end
- util.ubus("session", "grant", {
- ubus_rpc_session = session,
- scope = scope, objects = objects
- })
- end
- end
- apply_acls("/usr/share/rpcd/acl.d/attendedsysupgrade.json", luci.dispatcher.context.authsession)
- apply_acls("/usr/share/rpcd/acl.d/packagelist.json", luci.dispatcher.context.authsession)
- %>
- <%+header%>
- <h2 name="content"><%:Attended Sysupgrade%></h2>
- <div class="container">
- <div style="display: none" id="update_info" class="alert-message info"></div>
- <div style="display: none" id="update_error" class="alert-message danger"></div>
- </div>
- <input class="cbi-button" value="search for updates" onclick="update_request()" type="button" id="update_button">
- <div style="display: none" id="packages" class="alert-message success"></div>
- <div class="cbi-value" id="update_packages_container" style="display: block">
- <label class="cbi-value-title" for="keep">search for package updates:</label>
- <div class="cbi-value-field">
- <input type="checkbox" name="update_packages" id="update_packages" />
- </div>
- </div>
- <div class="cbi-value" id="keep_container" style="display: none">
- <label class="cbi-value-title" for="keep">keep settings:</label>
- <div class="cbi-value-field">
- <input type="checkbox" name="keep" id="keep" checked="checked" />
- </div>
- </div>
- <script type="text/javascript">
- latest_version = "";
- data = {};
- ubus_counter = 1
- origin = document.location.href.replace(location.pathname, "")
- ubus_url = origin + "/ubus/"
- // requests to the update server
- function server_request(request_dict, path, callback) {
- url = data.update_server + "/" + path
- request_dict.distro = data.release.distribution;
- request_dict.target = data.release.target.split("\/")[0];
- request_dict.subtarget = data.release.target.split("\/")[1];
- var xmlhttp = new XMLHttpRequest();
- xmlhttp.open("POST", url, true);
- xmlhttp.setRequestHeader("Content-type", "application/json");
- xmlhttp.send(JSON.stringify(request_dict));
- xmlhttp.onerror = function(e) {
- update_error("update server down")
- }
- xmlhttp.addEventListener('load', function(event) {
- callback(xmlhttp)
- });
- }
- // requests ubus via rpcd
- function ubus_request(command, argument, params, callback) {
- request_data = {};
- request_data.jsonrpc = "2.0";
- request_data.id = ubus_counter;
- request_data.method = "call";
- request_data.params = [ data.ubus_rpc_session, command, argument, params ]
- ubus_counter++
- var xmlhttp = new XMLHttpRequest();
- xmlhttp.open("POST", ubus_url, true);
- xmlhttp.setRequestHeader("Content-type", "application/json");
- xmlhttp.onerror = function(e) {
- setTimeout(back_online, 5000)
- }
- xmlhttp.addEventListener('load', function(event) {
- if(command === "uci") {
- ubus_request_callback_uci(xmlhttp, callback)
- } else {
- ubus_request_callback(xmlhttp, callback)
- }
- });
- xmlhttp.send(JSON.stringify(request_data));
- }
- // handle ubus_requests, set variables or perform functions
- function ubus_request_callback(response_object, callback) {
- if(response_object.status === 200) {
- console.log(callback)
- if(typeof callback === "string") {
- response_json = JSON.parse(response_object.responseText).result[1]
- if (callback == "release") {
- latest_version = response_json.release.version
- }
- data[callback] = response_json[callback]
- } else {
- callback(response_object)
- }
- } else {
- console.log(respons_object.responseText)
- }
- }
- function ubus_request_callback_uci(response_object, callback) {
- if(response_object.status === 200) {
- console.log(callback)
- response_json = JSON.parse(response_object.responseText).result[1].value
- data[callback] = response_json
- document.getElementById("update_packages").checked = data.update_packages;
- } else {
- console.log(respons_object.responseText)
- }
- }
- // initial setup, get system information
- function setup() {
- data["ubus_rpc_session"] = "<%=luci.dispatcher.context.authsession%>"
- ubus_request("packagelist", "list", {}, "packagelist");
- ubus_request("system", "board", {}, "release");
- ubus_request("system", "board", {}, "board_name");
- ubus_request("system", "board", {}, "model");
- ubus_request("uci", "get", { "config": "attendedsysupgrade", "section": "updateserver", "option": "url" }, "update_server")
- ubus_request("uci", "get", { "config": "attendedsysupgrade", "section": "updateclient", "option": "update_packages" }, "update_packages")
- }
- // shows notification if update is available
- function update_info(info_output) {
- document.getElementById("update_info").style.display = "block";
- document.getElementById("update_info").innerHTML = info_output;
- }
- function update_error(error_output) {
- document.getElementById("update_error").style.display = "block";
- document.getElementById("update_error").innerHTML = error_output;
- document.getElementById("update_info").style.display = "none";
- }
- // asks server for news updates, actually only based on relesae not packages
- function update_request() {
- console.log("update_request")
- request_dict = {}
- request_dict.version = data.release.version;
- request_dict.packages = data.packagelist;
- if (document.getElementById("update_packages").checked == 1) {
- request_dict.update_packages = 1
- }
- server_request(request_dict, "update-request", update_request_callback)
- }
- function update_request_callback(response_object) {
- if (response_object.status === 500) {
- // python crashed
- update_error("internal server error, please try again later")
- console.log("update server issue")
- } else if (response_object.status === 502) {
- // python part offline
- update_error("internal server error, please try again later")
- console.log("update server issue")
- } else if (response_object.status === 503) {
- // handle overload
- update_error("server overloaded, retry in 5 minutes")
- console.log("server overloaded")
- setTimeout(update_request, 300000)
- } else if (response_object.status === 201) {
- update_info("imagebuilder not ready, please wait")
- console.log("setting up imagebuilder")
- setTimeout(update_request, 5000)
- } else if (response_object.status === 204) {
- // no updates
- update_info("no updates available")
- } else if (response_object.status === 400) {
- // bad request
- console.log(response_object.responseText)
- response_object_content = JSON.parse(response_object.responseText)
- update_error(response_object_content.error)
- } else if (response_object.status === 200) {
- // new release/updates
- response_object_content = JSON.parse(response_object.responseText)
- update_request_200(response_object_content)
- }
- }
- function back_online() {
- ubus_request("session", "login", {}, back_online_callback)
- }
- function back_online_callback(response_object) {
- if (response_object.status != 200) {
- setTimeout(back_online, 5000)
- } else {
- update_info("upgrade successfull!")
- document.getElementById("update_button").value = "reload page";
- document.getElementById("update_button").onclick = function() { location.reload(); }
- }
- }
- function update_request_200(response_content) {
- info_output = ""
- if(response_content.version != undefined) {
- info_output += "<h3>new update available</h3>"
- info_output += data.release.version + " to " + response_content.version
- latest_version = response_content.version;
- }
- if(response_content.updates != undefined) {
- info_output += "<h3>package updates available</h3>"
- for (update in response_content.updates) {
- info_output += "<b>" + update + "</b>: " + response_content.updates[update][1] + " to " + response_content.updates[update][0] + "</br>"
- }
- }
- data.packages = response_content.packages
- update_info(info_output)
- document.getElementById("update_button").value = "request image";
- document.getElementById("update_packages_container").style.display = "none";
- document.getElementById("update_button").onclick = image_request;
- }
- // request the image, need merge with update_request
- function image_request() {
- console.log("image_request")
- document.getElementById("update_packages_container").style.display = "none";
- request_dict = {}
- request_dict.version = latest_version;
- request_dict.board = data.board_name
- request_dict.packages = data.packages;
- request_dict.model = data.model
- server_request(request_dict, "image-request", image_request_handler)
- }
- function image_request_handler(response) {
- if (response.status === 400) {
- response_content = JSON.parse(response.responseText)
- update_error(response_content.error)
- } else if (response.status === 500) {
- image_request_500()
- } else if (response.status === 503) {
- update_error("please wait. server overloaded")
- // handle overload
- setTimeout(image_request, 30000)
- } else if (response.status === 201) {
- response_content = JSON.parse(response.responseText)
- if(response_content.queue != undefined) {
- // in queue
- update_info("please wait. you are in queue position " + response_content.queue)
- console.log("queued")
- } else {
- update_info("imagebuilder not ready, please wait")
- console.log("setting up imagebuilder")
- }
- setTimeout(image_request, 5000)
- } else if (response.status === 206) {
- // building
- console.log("building")
- update_info("building image")
- setTimeout(image_request, 5000)
- } else if (response.status === 200) {
- // ready to download
- response_content = JSON.parse(response.responseText)
- update_info("image created")
- document.getElementById("update_button").value = "sysupgrade"
- document.getElementById("update_button").onclick = function() {download_image(response_content.url); }
- document.getElementById("keep_container").style.display = "block";
- }
- }
- // uploads received blob data to the server using cgi-io
- function upload_image(blob) {
- var upload_request = new XMLHttpRequest();
- var form_data = new FormData();
- form_data.append("sessionid", data.ubus_rpc_session)
- form_data.append("filename", "/tmp/sysupgrade.bin")
- form_data.append("filemode", 755) // insecure?
- form_data.append("filedata", blob)
- upload_request.addEventListener('load', function(event) {
- // this checksum should be parsed
- document.getElementById("update_info").innerHTML = "flashing... please wait" // show fancy indicator http://www.ajaxload.info/
- ubus_request("attendedsysupgrade", "sysupgrade", { "keep_settings": document.getElementById("keep").checked }, 'done');
- });
- upload_request.addEventListener('error', function(event) {
- document.getElementById("update_info").innerHTML = "uploading failed, please retry"
- });
- upload_request.open('POST', origin + '/cgi-bin/cgi-upload');
- upload_request.send(form_data);
- }
- // download image from server once the url was received by image_request
- function download_image(url) {
- console.log("download_image")
- document.getElementById("update_button").value = "flashing..."
- document.getElementById("update_button").disabled = true;
- var download_request = new XMLHttpRequest();
- download_request.open("GET", url);
- download_request.responseType = "arraybuffer";
- download_request.onload = function () {
- if (this.status === 200) {
- var blob = new Blob([download_request.response], {type: "application/octet-stream"});
- upload_image(blob)
- }
- };
- document.getElementById("update_info").innerHTML = "downloading image"
- download_request.send();
- }
- document.onload = setup()
- </script>
- <%+footer%>
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