const axios = require("axios"); const { R } = require("redbean-node"); const version = require("../package.json").version; const https = require("https"); class DockerHost { /** * Save a docker host * @param {Object} dockerHost Docker host to save * @param {?number} dockerHostID ID of the docker host to update * @param {number} userID ID of the user who adds the docker host * @returns {Promise} */ static async save(dockerHost, dockerHostID, userID) { let bean; if (dockerHostID) { bean = await R.findOne("docker_host", " id = ? AND user_id = ? ", [ dockerHostID, userID ]); if (!bean) { throw new Error("docker host not found"); } } else { bean = R.dispense("docker_host"); } bean.user_id = userID; bean.docker_daemon = dockerHost.dockerDaemon; bean.docker_type = dockerHost.dockerType; bean.name = dockerHost.name; await R.store(bean); return bean; } /** * Delete a Docker host * @param {number} dockerHostID ID of the Docker host to delete * @param {number} userID ID of the user who created the Docker host * @returns {Promise} */ static async delete(dockerHostID, userID) { let bean = await R.findOne("docker_host", " id = ? AND user_id = ? ", [ dockerHostID, userID ]); if (!bean) { throw new Error("docker host not found"); } // Delete removed proxy from monitors if exists await R.exec("UPDATE monitor SET docker_host = null WHERE docker_host = ?", [ dockerHostID ]); await R.trash(bean); } /** * Fetches the amount of containers on the Docker host * @param {Object} dockerHost Docker host to check for * @returns {number} Total amount of containers on the host */ static async testDockerHost(dockerHost) { const options = { url: "/containers/json?all=true", headers: { "Accept": "*/*", "User-Agent": "Uptime-Kuma/" + version }, httpsAgent: new https.Agent({ maxCachedSessions: 0, // Use Custom agent to disable session reuse (https://github.com/nodejs/node/issues/3940) rejectUnauthorized: false, }), }; if (dockerHost.dockerType === "socket") { options.socketPath = dockerHost.dockerDaemon; } else if (dockerHost.dockerType === "tcp") { options.baseURL = dockerHost.dockerDaemon; } let res = await axios.request(options); if (Array.isArray(res.data)) { if (res.data.length > 1) { if ("ImageID" in res.data[0]) { return res.data.length; } else { throw new Error("Invalid Docker response, is it Docker really a daemon?"); } } else { return res.data.length; } } else { throw new Error("Invalid Docker response, is it Docker really a daemon?"); } } } module.exports = { DockerHost, };