mirror of
https://github.com/node-red/node-red.git
synced 2025-03-01 10:36:34 +00:00
WIP: separate runtime and api components
This commit is contained in:
Nick O'Leary
186
red/runtime/nodes/registry/installer.js
Normal file
186
red/runtime/nodes/registry/installer.js
Normal file
@@ -0,0 +1,186 @@
|
||||
/**
|
||||
* Copyright 2015 IBM Corp.
|
||||
*
|
||||
* 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.
|
||||
**/
|
||||
|
||||
|
||||
var when = require("when");
|
||||
var path = require("path");
|
||||
var fs = require("fs");
|
||||
|
||||
var registry = require("./registry");
|
||||
var log = require("../../log");
|
||||
|
||||
var events = require("../../events");
|
||||
|
||||
var child_process = require('child_process');
|
||||
|
||||
var settings;
|
||||
|
||||
var moduleRe = /^[^/]+$/;
|
||||
var slashRe = process.platform === "win32" ? /\\|[/]/ : /[/]/;
|
||||
|
||||
function init(_settings) {
|
||||
settings = _settings;
|
||||
}
|
||||
|
||||
function checkModulePath(folder) {
|
||||
var moduleName;
|
||||
var err;
|
||||
var fullPath = path.resolve(folder);
|
||||
var packageFile = path.join(fullPath,'package.json');
|
||||
if (fs.existsSync(packageFile)) {
|
||||
var pkg = require(packageFile);
|
||||
moduleName = pkg.name;
|
||||
if (!pkg['node-red']) {
|
||||
// TODO: nls
|
||||
err = new Error("Invalid Node-RED module");
|
||||
err.code = 'invalid_module';
|
||||
throw err;
|
||||
}
|
||||
} else {
|
||||
err = new Error("Module not found");
|
||||
err.code = 404;
|
||||
throw err;
|
||||
}
|
||||
return moduleName;
|
||||
}
|
||||
|
||||
function checkExistingModule(module) {
|
||||
if (registry.getModuleInfo(module)) {
|
||||
// TODO: nls
|
||||
var err = new Error("Module already loaded");
|
||||
err.code = "module_already_loaded";
|
||||
throw err;
|
||||
}
|
||||
}
|
||||
|
||||
function installModule(module) {
|
||||
//TODO: ensure module is 'safe'
|
||||
return when.promise(function(resolve,reject) {
|
||||
var installName = module;
|
||||
|
||||
try {
|
||||
if (moduleRe.test(module)) {
|
||||
// Simple module name - assume it can be npm installed
|
||||
} else if (slashRe.test(module)) {
|
||||
// A path - check if there's a valid package.json
|
||||
installName = module;
|
||||
module = checkModulePath(module);
|
||||
}
|
||||
checkExistingModule(module);
|
||||
} catch(err) {
|
||||
return reject(err);
|
||||
}
|
||||
log.info(log._("server.install.installing",{name: module}));
|
||||
|
||||
var installDir = settings.userDir || process.env.NODE_RED_HOME || ".";
|
||||
var child = child_process.execFile('npm',['install','--production',installName],
|
||||
{
|
||||
cwd: installDir
|
||||
},
|
||||
function(err, stdin, stdout) {
|
||||
if (err) {
|
||||
var lookFor404 = new RegExp(" 404 .*"+installName+"$","m");
|
||||
if (lookFor404.test(stdout)) {
|
||||
log.warn(log._("server.install.install-failed-not-found",{name:module}));
|
||||
var e = new Error("Module not found");
|
||||
e.code = 404;
|
||||
reject(e);
|
||||
} else {
|
||||
log.warn(log._("server.install.install-failed-long",{name:module}));
|
||||
log.warn("------------------------------------------");
|
||||
log.warn(err.toString());
|
||||
log.warn("------------------------------------------");
|
||||
reject(new Error(log._("server.install.install-failed")));
|
||||
}
|
||||
} else {
|
||||
log.info(log._("server.install.installed",{name:module}));
|
||||
resolve(require("./index").addModule(module).then(reportAddedModules));
|
||||
}
|
||||
}
|
||||
);
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
function reportAddedModules(info) {
|
||||
//comms.publish("node/added",info.nodes,false);
|
||||
if (info.nodes.length > 0) {
|
||||
log.info(log._("server.added-types"));
|
||||
for (var i=0;i<info.nodes.length;i++) {
|
||||
for (var j=0;j<info.nodes[i].types.length;j++) {
|
||||
log.info(" - "+
|
||||
(info.nodes[i].module?info.nodes[i].module+":":"")+
|
||||
info.nodes[i].types[j]+
|
||||
(info.nodes[i].err?" : "+info.nodes[i].err:"")
|
||||
);
|
||||
}
|
||||
}
|
||||
}
|
||||
return info;
|
||||
}
|
||||
|
||||
function reportRemovedModules(removedNodes) {
|
||||
//comms.publish("node/removed",removedNodes,false);
|
||||
log.info(log._("server.removed-types"));
|
||||
for (var j=0;j<removedNodes.length;j++) {
|
||||
for (var i=0;i<removedNodes[j].types.length;i++) {
|
||||
log.info(" - "+(removedNodes[j].module?removedNodes[j].module+":":"")+removedNodes[j].types[i]);
|
||||
}
|
||||
}
|
||||
return removedNodes;
|
||||
}
|
||||
|
||||
function uninstallModule(module) {
|
||||
return when.promise(function(resolve,reject) {
|
||||
if (/[\s;]/.test(module)) {
|
||||
reject(new Error(log._("server.install.invalid")));
|
||||
return;
|
||||
}
|
||||
var installDir = settings.userDir || process.env.NODE_RED_HOME || ".";
|
||||
var moduleDir = path.join(installDir,"node_modules",module);
|
||||
if (!fs.existsSync(moduleDir)) {
|
||||
return reject(new Error(log._("server.install.uninstall-failed",{name:module})));
|
||||
}
|
||||
|
||||
var list = registry.removeModule(module);
|
||||
log.info(log._("server.install.uninstalling",{name:module}));
|
||||
var child = child_process.execFile('npm',['remove',module],
|
||||
{
|
||||
cwd: installDir
|
||||
},
|
||||
function(err, stdin, stdout) {
|
||||
if (err) {
|
||||
log.warn(log._("server.install.uninstall-failed-long",{name:module}));
|
||||
log.warn("------------------------------------------");
|
||||
log.warn(err.toString());
|
||||
log.warn("------------------------------------------");
|
||||
reject(new Error(log._("server.install.uninstall-failed",{name:module})));
|
||||
} else {
|
||||
log.info(log._("server.install.uninstalled",{name:module}));
|
||||
reportRemovedModules(list);
|
||||
resolve(list);
|
||||
}
|
||||
}
|
||||
);
|
||||
});
|
||||
}
|
||||
|
||||
module.exports = {
|
||||
init: init,
|
||||
|
||||
installModule: installModule,
|
||||
uninstallModule: uninstallModule
|
||||
}
|
||||
Reference in New Issue
Block a user