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Code Issues Releases Wiki Activity

Ensure add/remove modules are handled sequentially

This commit is contained in:
Nick O'Leary 2018-07-30 10:08:39 +01:00
parent f1d5bbb036
commit 5155770213
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GPG Key ID: 4F2157149161A6C9
2 changed files with 133 additions and 118 deletions
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233
red/runtime/nodes/registry/installer.js
View File

@ -15,7 +15,6 @@
**/
var when = require("when");
var path = require("path");
var fs = require("fs");
@ -36,6 +35,8 @@ function init(_settings) {
settings = _settings;
}
var activePromise = Promise.resolve();
function checkModulePath(folder) {
var moduleName;
var err;
@ -71,79 +72,86 @@ function checkExistingModule(module,version) {
return false;
}
function installModule(module,version) {
//TODO: ensure module is 'safe'
return when.promise(function(resolve,reject) {
var installName = module;
var isUpgrade = false;
try {
if (moduleRe.test(module)) {
// Simple module name - assume it can be npm installed
if (version) {
installName += "@"+version;
activePromise = activePromise.then(() => {
//TODO: ensure module is 'safe'
return new Promise((resolve,reject) => {
var installName = module;
var isUpgrade = false;
try {
if (moduleRe.test(module)) {
// Simple module name - assume it can be npm installed
if (version) {
installName += "@"+version;
}
} else if (slashRe.test(module)) {
// A path - check if there's a valid package.json
installName = module;
module = checkModulePath(module);
}
} else if (slashRe.test(module)) {
// A path - check if there's a valid package.json
installName = module;
module = checkModulePath(module);
isUpgrade = checkExistingModule(module,version);
} catch(err) {
return reject(err);
}
isUpgrade = checkExistingModule(module,version);
} catch(err) {
return reject(err);
}
if (!isUpgrade) {
log.info(log._("server.install.installing",{name: module,version: version||"latest"}));
} else {
log.info(log._("server.install.upgrading",{name: module,version: version||"latest"}));
}
var installDir = settings.userDir || process.env.NODE_RED_HOME || ".";
var args = ['install','--save','--save-prefix="~"','--production',installName];
log.trace(npmCommand + JSON.stringify(args));
var child = child_process.spawn(npmCommand,args,{
cwd: installDir,
shell: true
});
var output = "";
child.stdout.on('data', (data) => {
output += data;
});
child.stderr.on('data', (data) => {
output += data;
});
child.on('close', (code) => {
if (code !== 0) {
var e;
var lookFor404 = new RegExp(" 404 .*"+module,"m");
var lookForVersionNotFound = new RegExp("version not found: "+module+"@"+version,"m");
if (lookFor404.test(output)) {
log.warn(log._("server.install.install-failed-not-found",{name:module}));
e = new Error("Module not found");
e.code = 404;
reject(e);
} else if (isUpgrade && lookForVersionNotFound.test(output)) {
log.warn(log._("server.install.upgrade-failed-not-found",{name:module}));
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(output);
log.warn("------------------------------------------");
reject(new Error(log._("server.install.install-failed")));
}
if (!isUpgrade) {
log.info(log._("server.install.installing",{name: module,version: version||"latest"}));
} else {
if (!isUpgrade) {
log.info(log._("server.install.installed",{name:module}));
resolve(require("./index").addModule(module).then(reportAddedModules));
} else {
log.info(log._("server.install.upgraded",{name:module, version:version}));
events.emit("runtime-event",{id:"restart-required",payload:{type:"warning",text:"notification.warnings.restartRequired"},retain:true});
resolve(require("./registry").setModulePendingUpdated(module,version));
}
log.info(log._("server.install.upgrading",{name: module,version: version||"latest"}));
}
var installDir = settings.userDir || process.env.NODE_RED_HOME || ".";
var args = ['install','--save','--save-prefix="~"','--production',installName];
log.trace(npmCommand + JSON.stringify(args));
var child = child_process.spawn(npmCommand,args,{
cwd: installDir,
shell: true
});
var output = "";
child.stdout.on('data', (data) => {
output += data;
});
child.stderr.on('data', (data) => {
output += data;
});
child.on('close', (code) => {
if (code !== 0) {
var e;
var lookFor404 = new RegExp(" 404 .*"+module,"m");
var lookForVersionNotFound = new RegExp("version not found: "+module+"@"+version,"m");
if (lookFor404.test(output)) {
log.warn(log._("server.install.install-failed-not-found",{name:module}));
e = new Error("Module not found");
e.code = 404;
reject(e);
} else if (isUpgrade && lookForVersionNotFound.test(output)) {
log.warn(log._("server.install.upgrade-failed-not-found",{name:module}));
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(output);
log.warn("------------------------------------------");
reject(new Error(log._("server.install.install-failed")));
}
} else {
if (!isUpgrade) {
log.info(log._("server.install.installed",{name:module}));
resolve(require("./index").addModule(module).then(reportAddedModules));
} else {
log.info(log._("server.install.upgraded",{name:module, version:version}));
events.emit("runtime-event",{id:"restart-required",payload:{type:"warning",text:"notification.warnings.restartRequired"},retain:true});
resolve(require("./registry").setModulePendingUpdated(module,version));
}
}
});
});
}).catch(err => {
// In case of error, reset activePromise to be resolvable
activePromise = Promise.resolve();
throw err;
});
return activePromise;
}
@ -176,47 +184,54 @@ function reportRemovedModules(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);
try {
fs.statSync(moduleDir);
} catch(err) {
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 args = ['remove','--save',module];
log.trace(npmCommand + JSON.stringify(args));
var child = child_process.execFile(npmCommand,args,
{
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);
// TODO: tidy up internal event names
events.emit("node-module-uninstalled",module)
resolve(list);
}
activePromise = activePromise.then(() => {
return new Promise((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);
try {
fs.statSync(moduleDir);
} catch(err) {
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 args = ['remove','--save',module];
log.trace(npmCommand + JSON.stringify(args));
var child = child_process.execFile(npmCommand,args,
{
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);
// TODO: tidy up internal event names
events.emit("node-module-uninstalled",module)
resolve(list);
}
}
);
});
}).catch(err => {
// In case of error, reset activePromise to be resolvable
activePromise = Promise.resolve();
throw err;
});
return activePromise;
}
function checkPrereq() {
@ -227,9 +242,9 @@ function checkPrereq() {
) {
log.info(log._("server.palette-editor.disabled"));
paletteEditorEnabled = false;
return when.resolve();
return Promise.resolve();
} else {
return when.promise(function(resolve) {
return new Promise(resolve => {
child_process.execFile(npmCommand,['-v'],function(err) {
if (err) {
log.info(log._("server.palette-editor.npm-not-found"));

18
test/red/runtime/nodes/registry/installer_spec.js
View File

@ -73,7 +73,7 @@ describe('nodes/registry/installer', function() {
return ee;
});
installer.installModule("this_wont_exist").otherwise(function(err) {
installer.installModule("this_wont_exist").catch(function(err) {
err.code.should.be.eql(404);
done();
});
@ -95,7 +95,7 @@ describe('nodes/registry/installer', function() {
}
});
installer.installModule("this_wont_exist","0.1.2").otherwise(function(err) {
installer.installModule("this_wont_exist","0.1.2").catch(function(err) {
err.code.should.be.eql(404);
done();
});
@ -106,7 +106,7 @@ describe('nodes/registry/installer', function() {
version: "0.1.1"
}
});
installer.installModule("this_wont_exist","0.1.1").otherwise(function(err) {
installer.installModule("this_wont_exist","0.1.1").catch(function(err) {
err.code.should.be.eql('module_already_loaded');
done();
});
@ -125,7 +125,7 @@ describe('nodes/registry/installer', function() {
installer.installModule("this_wont_exist").then(function() {
done(new Error("Unexpected success"));
}).otherwise(function(err) {
}).catch(function(err) {
done();
});
});
@ -150,7 +150,7 @@ describe('nodes/registry/installer', function() {
// commsMessages[0].topic.should.equal("node/added");
// commsMessages[0].msg.should.eql(nodeInfo.nodes);
done();
}).otherwise(function(err) {
}).catch(function(err) {
done(err);
});
});
@ -159,7 +159,7 @@ describe('nodes/registry/installer', function() {
var resourcesDir = path.resolve(path.join(__dirname,"..","resources","local","TestNodeModule","node_modules","NonExistant"));
installer.installModule(resourcesDir).then(function() {
done(new Error("Unexpected success"));
}).otherwise(function(err) {
}).catch(function(err) {
if (err.hasOwnProperty("code")) {
err.code.should.eql(404);
done();
@ -189,7 +189,7 @@ describe('nodes/registry/installer', function() {
installer.installModule(resourcesDir).then(function(info) {
info.should.eql(nodeInfo);
done();
}).otherwise(function(err) {
}).catch(function(err) {
done(err);
});
});
@ -218,7 +218,7 @@ describe('nodes/registry/installer', function() {
installer.uninstallModule("this_wont_exist").then(function() {
done(new Error("Unexpected success"));
}).otherwise(function(err) {
}).catch(function(err) {
done();
});
});
@ -242,7 +242,7 @@ describe('nodes/registry/installer', function() {
// commsMessages[0].topic.should.equal("node/removed");
// commsMessages[0].msg.should.eql(nodeInfo);
done();
}).otherwise(function(err) {
}).catch(function(err) {
done(err);
});
});