mirror of
https://github.com/mofeng-git/One-KVM.git
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347 lines
13 KiB
JavaScript
347 lines
13 KiB
JavaScript
/*****************************************************************************
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# #
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# KVMD - The main Pi-KVM daemon. #
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# #
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# Copyright (C) 2018 Maxim Devaev <mdevaev@gmail.com> #
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# #
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# This program is free software: you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation, either version 3 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program. If not, see <https://www.gnu.org/licenses/>. #
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# #
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*****************************************************************************/
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"use strict";
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import {tools, $, $$$} from "../tools.js";
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import {wm} from "../wm.js";
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export function Msd() {
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var self = this;
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/************************************************************************/
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var __state = null;
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var __upload_http = null;
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var __image_file = null;
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var __init__ = function() {
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$("msd-led").title = "Unknown state";
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$("msd-image-selector").onchange = __selectImage;
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tools.setOnClick($("msd-remove-image"), __clickRemoveImageButton);
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tools.setOnClick($("msd-emulate-cdrom-checkbox"), __clickCdromSwitch);
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$("msd-select-new-image-file").onchange = __selectNewImageFile;
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tools.setOnClick($("msd-select-new-image-button"), () => $("msd-select-new-image-file").click());
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tools.setOnClick($("msd-upload-new-image-button"), __clickUploadNewImageButton);
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tools.setOnClick($("msd-abort-uploading-button"), __clickAbortUploadingButton);
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tools.setOnClick($("msd-connect-button"), () => __clickConnectButton(true));
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tools.setOnClick($("msd-disconnect-button"), () => __clickConnectButton(false));
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tools.setOnClick($("msd-reset-button"), __clickResetButton);
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};
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/************************************************************************/
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self.setState = function(state) {
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__state = state;
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__applyState();
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};
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var __selectImage = function() {
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wm.switchEnabled($("msd-remove-image"), false);
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__sendParam("image", $("msd-image-selector").value);
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};
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var __clickRemoveImageButton = function() {
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let name = $("msd-image-selector").value;
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wm.confirm(`Are you sure you want to remove<br>the image <b>${name}</b>?`).then(function(ok) {
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if (ok) {
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let http = tools.makeRequest("POST", `/api/msd/remove?image=${name}`, function() {
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if (http.readyState === 4) {
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if (http.status !== 200) {
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wm.error("Can't remove image:<br>", http.responseText);
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}
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}
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});
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}
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});
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};
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var __clickCdromSwitch = function() {
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__sendParam("cdrom", ($("msd-emulate-cdrom-checkbox").checked ? "1" : "0"));
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};
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var __sendParam = function(name, value) {
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let http = tools.makeRequest("POST", `/api/msd/set_params?${name}=${value}`, function() {
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if (http.readyState === 4) {
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if (http.status !== 200) {
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wm.error("Can't configure MSD:<br>", http.responseText);
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}
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}
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});
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};
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var __clickUploadNewImageButton = function() {
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let form_data = new FormData();
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form_data.append("image", __image_file.name);
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form_data.append("data", __image_file);
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__upload_http = new XMLHttpRequest();
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__upload_http.open("POST", "/api/msd/write", true);
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__upload_http.upload.timeout = 15000;
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__upload_http.onreadystatechange = __uploadStateChange;
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__upload_http.upload.onprogress = __uploadProgress;
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__upload_http.send(form_data);
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};
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var __uploadStateChange = function() {
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if (__upload_http.readyState === 4) {
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if (__upload_http.status !== 200) {
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wm.error("Can't upload image to the Mass Storage Device:<br>", __upload_http.responseText);
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}
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$("msd-select-new-image-file").value = "";
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__image_file = null;
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__upload_http = null;
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__applyState();
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}
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};
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var __uploadProgress = function(event) {
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if(event.lengthComputable) {
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let percent = Math.round((event.loaded * 100) / event.total);
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tools.setProgressPercent($("msd-uploading-progress"), `${percent}%`, percent);
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}
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};
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var __clickAbortUploadingButton = function() {
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__upload_http.onreadystatechange = null;
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__upload_http.upload.onprogress = null;
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__upload_http.abort();
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__upload_http = null;
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tools.setProgressPercent($("msd-uploading-progress"), "Aborted", 0);
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};
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var __clickConnectButton = function(connect) {
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let action = (connect ? "connect" : "disconnect");
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let http = tools.makeRequest("POST", `/api/msd/${action}`, function() {
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if (http.readyState === 4) {
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if (http.status !== 200) {
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wm.error("Switch error:<br>", http.responseText);
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}
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}
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__applyState();
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});
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__applyState();
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wm.switchEnabled($(`msd-${action}-button`), false);
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};
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var __selectNewImageFile = function() {
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let el_input = $("msd-select-new-image-file");
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let image_file = (el_input.files.length ? el_input.files[0] : null);
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if (image_file && image_file.size > __state.storage.size) {
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wm.error("New image is too big for your Mass Storage Device.<br>Maximum:", tools.formatSize(__state.storage.size));
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el_input.value = "";
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image_file = null;
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}
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__image_file = image_file;
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__applyState();
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};
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var __clickResetButton = function() {
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wm.confirm("Are you sure you want to reset Mass Storage Device?").then(function(ok) {
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if (ok) {
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let http = tools.makeRequest("POST", "/api/msd/reset", function() {
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if (http.readyState === 4) {
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if (http.status !== 200) {
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wm.error("MSD reset error:<br>", http.responseText);
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}
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}
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__applyState();
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});
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__applyState();
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}
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});
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};
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var __applyState = function() {
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if (__state) {
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__toggleMsdFeatures();
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$("msd-dropdown").classList.toggle("feature-disabled", !__state.enabled);
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$("msd-reset-button").classList.toggle("feature-disabled", !__state.enabled);
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__showMessageOffline(!__state.online);
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__showMessageImageBroken(__state.online && __state.drive.image && !__state.drive.image.complete && !__state.drive.uploading);
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if (__state.features.cdrom) {
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__showMessageTooBigForCdrom(__state.online && __state.drive.image && __state.drive.cdrom && __state.drive.image.size >= 2359296000);
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}
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__showMessageOutOfStorage(__state.online && __state.features.multi && __state.drive.image && !__state.drive.image.in_storage);
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if (__state.online && __state.drive.connected) {
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__showMessageAnotherUserUploads(false);
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__setStatus("led-green", "Connected to Server");
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} else if (__state.online && __state.storage.uploading) {
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if (!__upload_http) {
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__showMessageAnotherUserUploads(true);
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}
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__setStatus("led-yellow-rotating-fast", "Uploading new image");
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} else {
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__showMessageAnotherUserUploads(false);
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__setStatus("led-gray", (__state.online ? "Disconnected" : "Unavailable"));
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}
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$("msd-image-name").innerHTML = (__state.online && __state.drive.image ? __state.drive.image.name : "None");
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$("msd-image-size").innerHTML = (__state.online && __state.drive.image ? tools.formatSize(__state.drive.image.size) : "None");
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if (__state.online) {
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let size = __state.storage.size;
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let used = __state.storage.size - __state.storage.free;
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$("msd-storage-size").innerHTML = tools.formatSize(size);
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tools.setProgressPercent($("msd-storage-progress"), `Storage: ${tools.formatSize(used)} of ${tools.formatSize(size)} used`, used / size * 100);
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} else {
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$("msd-storage-size").innerHTML = "Unavailable";
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tools.setProgressPercent($("msd-storage-progress"), "Storage: unavailable", 0);
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}
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wm.switchEnabled($("msd-image-selector"), (__state.online && __state.features.multi && !__state.drive.connected && !__state.busy));
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if (__state.features.multi) {
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__refreshImageSelector();
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}
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wm.switchEnabled($("msd-remove-image"), (__state.online && __state.features.multi && __state.drive.image && !__state.drive.connected && !__state.busy));
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wm.switchEnabled($("msd-emulate-cdrom-checkbox"), (__state.online && __state.features.cdrom && !__state.drive.connected && !__state.busy));
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$("msd-emulate-cdrom-checkbox").checked = (__state.online && __state.features.cdrom && __state.drive.cdrom);
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wm.switchEnabled($("msd-connect-button"), (__state.online && (!__state.features.multi || __state.drive.image) && !__state.drive.connected && !__state.busy));
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wm.switchEnabled($("msd-disconnect-button"), (__state.online && __state.drive.connected && !__state.busy));
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wm.switchEnabled($("msd-select-new-image-button"), (__state.online && !__state.drive.connected && !__upload_http && !__state.busy));
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wm.switchEnabled($("msd-upload-new-image-button"), (__state.online && !__state.drive.connected && __image_file && !__state.busy));
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wm.switchEnabled($("msd-abort-uploading-button"), (__state.online && __upload_http));
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wm.switchEnabled($("msd-reset-button"), (__state.enabled && !__state.busy));
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$("msd-submenu-new-image").style.display = (__image_file ? "block" : "none");
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$("msd-new-image-name").innerHTML = (__image_file ? __image_file.name : "");
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$("msd-new-image-size").innerHTML = (__image_file ? tools.formatSize(__image_file.size) : "");
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if (!__upload_http) {
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tools.setProgressPercent($("msd-uploading-progress"), "Waiting for upload ...", 0);
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}
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} else {
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__showMessageOffline(false);
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__showMessageImageBroken(false);
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__showMessageTooBigForCdrom(false);
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__showMessageAnotherUserUploads(false);
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__showMessageOutOfStorage(false);
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__setStatus("led-gray", "");
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$("msd-image-name").innerHTML = "";
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$("msd-image-size").innerHTML = "";
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$("msd-storage-size").innerHTML = "";
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tools.setProgressPercent($("msd-storage-progress"), "", 0);
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wm.switchEnabled($("msd-image-selector"), false);
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$("msd-image-selector").options.length = 1;
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wm.switchEnabled($("msd-remove-image"), false);
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wm.switchEnabled($("msd-emulate-cdrom-checkbox"), false);
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$("msd-emulate-cdrom-checkbox").checked = false;
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wm.switchEnabled($("msd-connect-button"), false);
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wm.switchEnabled($("msd-disconnect-button"), false);
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wm.switchEnabled($("msd-select-new-image-button"), false);
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wm.switchEnabled($("msd-upload-new-image-button"), false);
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wm.switchEnabled($("msd-abort-uploading-button"), false);
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wm.switchEnabled($("msd-reset-button"), false);
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$("msd-select-new-image-file").value = "";
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$("msd-submenu-new-image").style.display = "none";
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$("msd-new-image-name").innerHTML = "";
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$("msd-new-image-size").innerHTML = "";
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tools.setProgressPercent($("msd-uploading-progress"), "", 0);
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}
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};
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var __toggleMsdFeatures = function() {
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for (let el of $$$(".msd-single-storage")) {
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el.classList.toggle("msd-feature-disabled", __state.features.multi);
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}
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for (let el of $$$(".msd-multi-storage")) {
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el.classList.toggle("msd-feature-disabled", !__state.features.multi);
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}
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for (let el of $$$(".msd-cdrom-emulation")) {
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el.classList.toggle("msd-feature-disabled", !__state.features.cdrom);
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}
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};
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var __showMessageOffline = function(visible) {
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$("msd-message-offline").style.display = (visible ? "block" : "none");
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};
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var __showMessageImageBroken = function(visible) {
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$("msd-message-image-broken").style.display = (visible ? "block" : "none");
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};
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var __showMessageTooBigForCdrom = function(visible) {
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$("msd-message-too-big-for-cdrom").style.display = (visible ? "block" : "none");
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};
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var __showMessageOutOfStorage = function(visible) {
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$("msd-message-out-of-storage").style.display = (visible ? "block" : "none");
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};
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var __showMessageAnotherUserUploads = function(visible) {
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$("msd-message-another-user-uploads").style.display = (visible ? "block" : "none");
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};
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var __setStatus = function(led_cls, msg) {
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$("msd-led").className = led_cls;
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$("msd-status").innerHTML = $("msd-led").title = msg;
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};
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var __refreshImageSelector = function() {
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let el = $("msd-image-selector");
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let select_index = 0;
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let index = 1;
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el.options.length = 1;
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if (__state.online) {
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for (let image of Object.values(__state.storage.images)) {
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let title = `${image.name} (${tools.formatSize(image.size)}${image.complete ? "" : ", broken"})`;
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let option = new Option(title, image.name, false, false);
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el.options[index] = option;
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if (__state.drive.image && __state.drive.image.name == image.name && __state.drive.image.in_storage) {
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select_index = index;
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}
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++index;
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}
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if (__state.drive.image && !__state.drive.image.in_storage) {
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let title = `${__state.drive.image.name} (${tools.formatSize(__state.drive.image.size)}, out of storage)`;
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el.options[index] = new Option(title, "", false, false);
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select_index = el.options.length - 1;
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}
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el.selectedIndex = select_index;
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}
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};
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__init__();
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}
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