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node-red/red/runtime-api/settings.js

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/**
* Copyright JS Foundation and other contributors, http://js.foundation
*
* 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
/**
* @namespace RED.settings
*/
var util = require("util");
var runtime;
function extend(target, source) {
var keys = Object.keys(source);
var i = keys.length;
while(i--) {
var value = source[keys[i]]
var type = typeof value;
if (type === 'string' || type === 'number' || type === 'boolean' || Array.isArray(value)) {
target[keys[i]] = value;
} else if (value === null) {
if (target.hasOwnProperty(keys[i])) {
delete target[keys[i]];
}
} else {
// Object
if (target.hasOwnProperty(keys[i])) {
target[keys[i]] = extend(target[keys[i]],value);
} else {
target[keys[i]] = value;
}
}
}
return target;
}
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function getSSHKeyUsername(userObj) {
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var username = '__default';
if ( userObj && userObj.name ) {
username = userObj.name;
}
return username;
}
var api = module.exports = {
init: function(_runtime) {
runtime = _runtime;
},
/**
* Gets the runtime settings object
* @param {Object} opts
* @param {User} opts.user - the user calling the api
* @return {Promise<Object>} - the runtime settings
* @memberof RED.settings
*/
getRuntimeSettings: function(opts) {
return new Promise(function(resolve,reject) {
try {
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var safeSettings = {
httpNodeRoot: runtime.settings.httpNodeRoot||"/",
version: runtime.settings.version,
user: opts.user
}
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if (util.isArray(runtime.settings.paletteCategories)) {
safeSettings.paletteCategories = runtime.settings.paletteCategories;
}
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if (runtime.settings.flowFilePretty) {
safeSettings.flowFilePretty = runtime.settings.flowFilePretty;
}
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if (!runtime.nodes.paletteEditorEnabled()) {
safeSettings.editorTheme = safeSettings.editorTheme || {};
safeSettings.editorTheme.palette = safeSettings.editorTheme.palette || {};
safeSettings.editorTheme.palette.editable = false;
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}
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if (runtime.storage.projects) {
var activeProject = runtime.storage.projects.getActiveProject();
if (activeProject) {
safeSettings.project = activeProject;
} else if (runtime.storage.projects.flowFileExists()) {
safeSettings.files = {
flow: runtime.storage.projects.getFlowFilename(),
credentials: runtime.storage.projects.getCredentialsFilename()
}
}
safeSettings.git = {
globalUser: runtime.storage.projects.getGlobalGitUser()
}
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}
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safeSettings.flowEncryptionType = runtime.nodes.getCredentialKeyType();
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runtime.settings.exportNodeSettings(safeSettings);
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resolve(safeSettings);
}catch(err) {
console.log(err);
}
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});
},
/**
* Gets an individual user's settings object
* @param {Object} opts
* @param {User} opts.user - the user calling the api
* @return {Promise<Object>} - the user settings
* @memberof RED.settings
*/
getUserSettings: function(opts) {
var username;
if (!opts.user || opts.user.anonymous) {
username = '_';
} else {
username = opts.user.username;
}
return Promise.resolve(runtime.settings.getUserSettings(username)||{});
},
/**
* Updates an individual user's settings object.
* @param {Object} opts
* @param {User} opts.user - the user calling the api
* @param {Object} opts.settings - the updates to the user settings
* @return {Promise<Object>} - the user settings
* @memberof RED.settings
*/
updateUserSettings: function(opts) {
var username;
if (!opts.user || opts.user.anonymous) {
username = '_';
} else {
username = opts.user.username;
}
return new Promise(function(resolve,reject) {
var currentSettings = runtime.settings.getUserSettings(username)||{};
currentSettings = extend(currentSettings, opts.settings);
try {
runtime.settings.setUserSettings(username, currentSettings).then(function() {
runtime.log.audit({event: "settings.update",username:username});
return resolve();
}).catch(function(err) {
runtime.log.audit({event: "settings.update",username:username,error:err.code||"unexpected_error",message:err.toString()});
err.status = 400;
return reject(err);
});
} catch(err) {
log.warn(log._("settings.user-not-available",{message:log._("settings.not-available")}));
log.audit({event: "settings.update",username:username,error:err.code||"unexpected_error",message:err.toString()});
err.status = 400;
return reject(err);
}
});
},
/**
* Gets a list of a user's ssh keys
* @param {Object} opts
* @param {User} opts.user - the user calling the api
* @return {Promise<Object>} - the user's ssh keys
* @memberof RED.settings
*/
getUserKeys: function(opts) {
return new Promise(function(resolve,reject) {
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var username = getSSHKeyUsername(opts.user);
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runtime.storage.projects.ssh.listSSHKeys(username).then(function(list) {
return resolve(list);
}).catch(function(err) {
err.status = 400;
return reject(err);
});
});
},
/**
* Gets a user's ssh public key
* @param {Object} opts
* @param {User} opts.user - the user calling the api
* @param {User} opts.id - the id of the key to return
* @return {Promise<String>} - the user's ssh public key
* @memberof RED.settings
*/
getUserKey: function(opts) {
return new Promise(function(resolve,reject) {
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var username = getSSHKeyUsername(opts.user);
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// console.log('username:', username);
runtime.storage.projects.ssh.getSSHKey(username, opts.id).then(function(data) {
if (data) {
return resolve(data);
} else {
var err = new Error("Key not found");
err.code = "not_found";
err.status = 404;
return reject(err);
}
}).catch(function(err) {
err.status = 400;
return reject(err);
});
});
},
/**
* Generates a new ssh key pair
* @param {Object} opts
* @param {User} opts.user - the user calling the api
* @param {User} opts.name - the id of the key to return
* @param {User} opts.password - (optional) the password for the key pair
* @param {User} opts.comment - (option) a comment to associate with the key pair
* @param {User} opts.size - (optional) the size of the key. Default: 2048
* @return {Promise<String>} - the id of the generated key
* @memberof RED.settings
*/
generateUserKey: function(opts) {
return new Promise(function(resolve,reject) {
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var username = getSSHKeyUsername(opts.user);
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runtime.storage.projects.ssh.generateSSHKey(username, opts).then(function(name) {
return resolve(name);
}).catch(function(err) {
err.status = 400;
return reject(err);
});
});
},
/**
* Deletes a user's ssh key pair
* @param {Object} opts
* @param {User} opts.user - the user calling the api
* @param {User} opts.id - the id of the key to delete
* @return {Promise} - resolves when deleted
* @memberof RED.settings
*/
removeUserKey: function(opts) {
return new Promise(function(resolve,reject) {
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var username = getSSHKeyUsername(req.user);
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runtime.storage.projects.ssh.deleteSSHKey(username, opts.id).then(function() {
return resolve();
}).catch(function(err) {
err.status = 400;
return reject(err);
});
});
}
}