Merge pull request #1183 from c0derMo/master
Adding option to monitor other docker containerspull/898/head
Louis Lam
2 years ago
committed by
GitHub
commit
70aa8fe453
@ -0,0 +1,18 @@
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-- You should not modify if this have pushed to Github, unless it does serious wrong with the db.
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BEGIN TRANSACTION;
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CREATE TABLE docker_host (
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id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
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user_id INT NOT NULL,
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docker_daemon VARCHAR(255),
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docker_type VARCHAR(255),
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name VARCHAR(255)
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);
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ALTER TABLE monitor
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ADD docker_host INTEGER REFERENCES docker_host(id);
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ALTER TABLE monitor
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ADD docker_container VARCHAR(255);
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COMMIT;
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@ -0,0 +1,106 @@
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const axios = require("axios");
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const { R } = require("redbean-node");
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const version = require("../package.json").version;
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const https = require("https");
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class DockerHost {
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/**
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* Save a docker host
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* @param {Object} dockerHost Docker host to save
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* @param {?number} dockerHostID ID of the docker host to update
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* @param {number} userID ID of the user who adds the docker host
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* @returns {Promise<Bean>}
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*/
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static async save(dockerHost, dockerHostID, userID) {
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let bean;
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if (dockerHostID) {
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bean = await R.findOne("docker_host", " id = ? AND user_id = ? ", [ dockerHostID, userID ]);
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if (!bean) {
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throw new Error("docker host not found");
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}
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} else {
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bean = R.dispense("docker_host");
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}
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bean.user_id = userID;
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bean.docker_daemon = dockerHost.dockerDaemon;
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bean.docker_type = dockerHost.dockerType;
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bean.name = dockerHost.name;
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await R.store(bean);
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return bean;
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}
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/**
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* Delete a Docker host
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* @param {number} dockerHostID ID of the Docker host to delete
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* @param {number} userID ID of the user who created the Docker host
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* @returns {Promise<void>}
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*/
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static async delete(dockerHostID, userID) {
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let bean = await R.findOne("docker_host", " id = ? AND user_id = ? ", [ dockerHostID, userID ]);
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if (!bean) {
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throw new Error("docker host not found");
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}
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// Delete removed proxy from monitors if exists
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await R.exec("UPDATE monitor SET docker_host = null WHERE docker_host = ?", [ dockerHostID ]);
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await R.trash(bean);
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}
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/**
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* Fetches the amount of containers on the Docker host
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* @param {Object} dockerHost Docker host to check for
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* @returns {number} Total amount of containers on the host
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*/
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static async testDockerHost(dockerHost) {
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const options = {
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url: "/containers/json?all=true",
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headers: {
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"Accept": "*/*",
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"User-Agent": "Uptime-Kuma/" + version
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},
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httpsAgent: new https.Agent({
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maxCachedSessions: 0, // Use Custom agent to disable session reuse (https://github.com/nodejs/node/issues/3940)
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rejectUnauthorized: false,
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}),
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};
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if (dockerHost.dockerType === "socket") {
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options.socketPath = dockerHost.dockerDaemon;
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} else if (dockerHost.dockerType === "tcp") {
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options.baseURL = dockerHost.dockerDaemon;
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}
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let res = await axios.request(options);
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if (Array.isArray(res.data)) {
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if (res.data.length > 1) {
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if ("ImageID" in res.data[0]) {
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return res.data.length;
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} else {
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throw new Error("Invalid Docker response, is it Docker really a daemon?");
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}
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} else {
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return res.data.length;
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}
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} else {
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throw new Error("Invalid Docker response, is it Docker really a daemon?");
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}
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}
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}
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module.exports = {
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DockerHost,
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};
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@ -0,0 +1,19 @@
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const { BeanModel } = require("redbean-node/dist/bean-model");
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class DockerHost extends BeanModel {
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/**
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* Returns an object that ready to parse to JSON
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* @returns {Object}
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*/
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toJSON() {
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return {
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id: this.id,
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userID: this.user_id,
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dockerDaemon: this.docker_daemon,
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dockerType: this.docker_type,
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name: this.name,
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};
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}
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}
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module.exports = DockerHost;
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@ -0,0 +1,79 @@
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const { sendDockerHostList } = require("../client");
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const { checkLogin } = require("../util-server");
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const { DockerHost } = require("../docker");
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const { log } = require("../../src/util");
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/**
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* Handlers for docker hosts
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* @param {Socket} socket Socket.io instance
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*/
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module.exports.dockerSocketHandler = (socket) => {
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socket.on("addDockerHost", async (dockerHost, dockerHostID, callback) => {
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try {
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checkLogin(socket);
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let dockerHostBean = await DockerHost.save(dockerHost, dockerHostID, socket.userID);
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await sendDockerHostList(socket);
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callback({
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ok: true,
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msg: "Saved",
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id: dockerHostBean.id,
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});
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} catch (e) {
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callback({
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ok: false,
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msg: e.message,
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});
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}
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});
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socket.on("deleteDockerHost", async (dockerHostID, callback) => {
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try {
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checkLogin(socket);
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await DockerHost.delete(dockerHostID, socket.userID);
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await sendDockerHostList(socket);
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callback({
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ok: true,
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msg: "Deleted",
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});
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} catch (e) {
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callback({
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ok: false,
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msg: e.message,
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});
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}
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});
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socket.on("testDockerHost", async (dockerHost, callback) => {
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try {
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checkLogin(socket);
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let amount = await DockerHost.testDockerHost(dockerHost);
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let msg;
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if (amount > 1) {
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msg = "Connected Successfully. Amount of containers: " + amount;
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} else {
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msg = "Connected Successfully, but there are no containers?";
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}
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callback({
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ok: true,
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msg,
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});
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} catch (e) {
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log.error("docker", e);
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callback({
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ok: false,
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msg: e.message,
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});
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}
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});
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};
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@ -0,0 +1,177 @@
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<template>
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<form @submit.prevent="submit">
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<div ref="modal" class="modal fade" tabindex="-1" data-bs-backdrop="static">
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<div class="modal-dialog">
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<div class="modal-content">
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<div class="modal-header">
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<h5 id="exampleModalLabel" class="modal-title">
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{{ $t("Setup Docker Host") }}
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</h5>
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<button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close" />
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</div>
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<div class="modal-body">
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<div class="mb-3">
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<label for="docker-name" class="form-label">{{ $t("Friendly Name") }}</label>
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<input id="docker-name" v-model="dockerHost.name" type="text" class="form-control" required>
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</div>
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<div class="mb-3">
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<label for="docker-type" class="form-label">{{ $t("Connection Type") }}</label>
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<select id="docker-type" v-model="dockerHost.dockerType" class="form-select">
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<option v-for="type in connectionTypes" :key="type" :value="type">{{ $t(type) }}</option>
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</select>
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</div>
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<div class="mb-3">
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<label for="docker-daemon" class="form-label">{{ $t("Docker Daemon") }}</label>
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<input id="docker-daemon" v-model="dockerHost.dockerDaemon" type="text" class="form-control" required>
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<div class="form-text">
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{{ $t("Examples") }}:
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<ul>
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<li>/var/run/docker.sock</li>
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<li>tcp://localhost:2375</li>
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</ul>
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</div>
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</div>
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</div>
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<div class="modal-footer">
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<button v-if="id" type="button" class="btn btn-danger" :disabled="processing" @click="deleteConfirm">
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{{ $t("Delete") }}
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</button>
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<button type="button" class="btn btn-warning" :disabled="processing" @click="test">
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{{ $t("Test") }}
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</button>
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<button type="submit" class="btn btn-primary" :disabled="processing">
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<div v-if="processing" class="spinner-border spinner-border-sm me-1"></div>
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{{ $t("Save") }}
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</button>
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</div>
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</div>
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</div>
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</div>
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</form>
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<Confirm ref="confirmDelete" btn-style="btn-danger" :yes-text="$t('Yes')" :no-text="$t('No')" @yes="deleteDockerHost">
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{{ $t("deleteDockerHostMsg") }}
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</Confirm>
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</template>
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<script lang="ts">
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import { Modal } from "bootstrap";
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import Confirm from "./Confirm.vue";
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import { useToast } from "vue-toastification";
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const toast = useToast();
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export default {
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components: {
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Confirm,
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},
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props: {},
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emits: [ "added" ],
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data() {
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return {
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model: null,
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processing: false,
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id: null,
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connectionTypes: [ "socket", "tcp" ],
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dockerHost: {
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name: "",
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dockerDaemon: "",
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dockerType: "",
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// Do not set default value here, please scroll to show()
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}
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};
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},
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mounted() {
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this.modal = new Modal(this.$refs.modal);
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},
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methods: {
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deleteConfirm() {
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this.modal.hide();
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this.$refs.confirmDelete.show();
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},
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show(dockerHostID) {
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if (dockerHostID) {
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let found = false;
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this.id = dockerHostID;
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for (let n of this.$root.dockerHostList) {
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if (n.id === dockerHostID) {
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this.dockerHost = n;
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found = true;
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break;
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}
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}
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if (!found) {
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toast.error("Docker Host not found!");
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}
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} else {
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this.id = null;
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this.dockerHost = {
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name: "",
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dockerType: "socket",
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dockerDaemon: "/var/run/docker.sock",
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};
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}
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this.modal.show();
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},
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submit() {
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this.processing = true;
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this.$root.getSocket().emit("addDockerHost", this.dockerHost, this.id, (res) => {
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this.$root.toastRes(res);
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this.processing = false;
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if (res.ok) {
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this.modal.hide();
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// Emit added event, doesn't emit edit.
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if (! this.id) {
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this.$emit("added", res.id);
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}
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}
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});
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},
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test() {
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this.processing = true;
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this.$root.getSocket().emit("testDockerHost", this.dockerHost, (res) => {
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this.$root.toastRes(res);
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this.processing = false;
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});
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},
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deleteDockerHost() {
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this.processing = true;
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this.$root.getSocket().emit("deleteDockerHost", this.id, (res) => {
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this.$root.toastRes(res);
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this.processing = false;
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if (res.ok) {
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this.modal.hide();
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}
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});
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},
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},
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};
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</script>
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<style lang="scss" scoped>
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@import "../assets/vars.scss";
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.dark {
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.modal-dialog .form-text, .modal-dialog p {
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color: $dark-font-color;
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}
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}
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</style>
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@ -0,0 +1,48 @@
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<template>
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<div>
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<div class="dockerHost-list my-4">
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<p v-if="$root.dockerHostList.length === 0">
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{{ $t("Not available, please setup.") }}
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</p>
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<ul class="list-group mb-3" style="border-radius: 1rem;">
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<li v-for="(dockerHost, index) in $root.dockerHostList" :key="index" class="list-group-item">
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{{ dockerHost.name }}<br>
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<a href="#" @click="$refs.dockerHostDialog.show(dockerHost.id)">{{ $t("Edit") }}</a>
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</li>
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</ul>
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<button class="btn btn-primary me-2" type="button" @click="$refs.dockerHostDialog.show()">
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{{ $t("Setup Docker Host") }}
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</button>
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</div>
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<DockerHostDialog ref="dockerHostDialog" />
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</div>
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</template>
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<script>
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import DockerHostDialog from "../../components/DockerHostDialog.vue";
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export default {
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components: {
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DockerHostDialog,
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},
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data() {
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return {};
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},
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computed: {
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settings() {
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return this.$parent.$parent.$parent.settings;
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},
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saveSettings() {
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return this.$parent.$parent.$parent.saveSettings;
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},
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settingsLoaded() {
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return this.$parent.$parent.$parent.settingsLoaded;
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},
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}
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};
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</script>
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