mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
513 lines
17 KiB
JavaScript
513 lines
17 KiB
JavaScript
/**
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* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var when = require('when');
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var exec = require('child_process').exec;
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var spawn = require('child_process').spawn;
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var authResponseServer = require('./authServer').ResponseServer;
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var clone = require('clone');
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var path = require("path");
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var gitCommand = "git";
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var log;
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// function execCommand(command,args,cwd) {
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// return when.promise(function(resolve,reject) {
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// var fullCommand = command+" "+args.join(" ");
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// child = exec(fullCommand, {cwd: cwd, timeout:3000, killSignal: 'SIGTERM'}, function (error, stdout, stderr) {
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// if (error) {
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// reject(error);
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// } else {
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// resolve(stdout);
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// }
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// });
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// });
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// }
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function runGitCommand(args,cwd,env) {
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log.trace(gitCommand + JSON.stringify(args));
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return when.promise(function(resolve,reject) {
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args.unshift("credential.helper=")
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args.unshift("-c");
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var child = spawn(gitCommand, args, {cwd:cwd, detached:true, env:env});
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var stdout = "";
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var stderr = "";
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child.stdout.on('data', function(data) {
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stdout += data;
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});
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child.stderr.on('data', function(data) {
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stderr += data;
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});
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child.on('close', function(code) {
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if (code !== 0) {
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var err = new Error(stderr);
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err.stdout = stdout;
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err.stderr = stderr;
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if (/fatal: could not read Username/.test(stderr)) {
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err.code = "git_auth_failed";
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} else if(/HTTP Basic: Access denied/.test(stderr)) {
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err.code = "git_auth_failed";
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} else if(/Connection refused/.test(stderr)) {
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err.code = "git_connection_failed";
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} else {
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err.code = "git_error";
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}
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return reject(err);
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}
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resolve(stdout);
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});
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});
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}
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function runGitCommandWithAuth(args,cwd,auth) {
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return authResponseServer(auth).then(function(rs) {
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var commandEnv = clone(process.env);
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commandEnv.GIT_ASKPASS = path.join(__dirname,"node-red-ask-pass.sh");
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commandEnv.NODE_RED_GIT_NODE_PATH = process.execPath;
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commandEnv.NODE_RED_GIT_SOCK_PATH = rs.path;
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commandEnv.NODE_RED_GIT_ASKPASS_PATH = path.join(__dirname,"authWriter.js");
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return runGitCommand(args,cwd,commandEnv).finally(function() {
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rs.close();
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});
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})
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}
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function cleanFilename(name) {
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if (name[0] !== '"') {
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return name;
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}
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return name.substring(1,name.length-1);
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}
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function parseFilenames(name) {
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var re = /([^ "]+|(".*?"))($| -> ([^ ]+|(".*"))$)/;
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var m = re.exec(name);
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var result = [];
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if (m) {
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result.push(cleanFilename(m[1]));
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if (m[4]) {
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result.push(cleanFilename(m[4]));
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}
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}
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return result;
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}
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function getBranchInfo(localRepo) {
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return runGitCommand(["status","--porcelain","-b"],localRepo).then(function(output) {
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var lines = output.split("\n");
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var unknownDirs = [];
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var branchLineRE = /^## (.+?)($|\.\.\.(.+?)($| \[(ahead (\d+))?.*?(behind (\d+))?\]))/m;
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var m = branchLineRE.exec(output);
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var result = {}; //commits:{}};
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if (m) {
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result.local = m[1];
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if (m[3]) {
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result.remote = m[3];
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}
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// if (m[6] !== undefined) {
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// result.commits.ahead = parseInt(m[6]);
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// }
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// if (m[8] !== undefined) {
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// result.commits.behind = parseInt(m[8]);
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// }
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}
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return result;
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});
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}
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function getStatus(localRepo) {
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// parseFilename('"test with space"');
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// parseFilename('"test with space" -> knownFile.txt');
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// parseFilename('"test with space" -> "un -> knownFile.txt"');
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var result = {
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files: {},
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commits: {},
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branches: {}
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}
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return runGitCommand(['rev-list', 'HEAD', '--count'],localRepo).then(function(count) {
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result.commits.total = parseInt(count);
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}).then(function() {
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return runGitCommand(["ls-files","--cached","--others","--exclude-standard"],localRepo).then(function(output) {
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var lines = output.split("\n");
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lines.forEach(function(l) {
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if (l==="") {
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return;
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}
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var fullName = cleanFilename(l);
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// parseFilename(l);
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var parts = fullName.split("/");
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var p = result.files;
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var name;
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for (var i = 0;i<parts.length-1;i++) {
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var name = parts.slice(0,i+1).join("/")+"/";
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if (!p.hasOwnProperty(name)) {
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p[name] = {
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type:"d"
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}
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}
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}
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result.files[fullName] = {
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type: /\/$/.test(fullName)?"d":"f"
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}
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})
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return runGitCommand(["status","--porcelain","-b"],localRepo).then(function(output) {
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var lines = output.split("\n");
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var unknownDirs = [];
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var branchLineRE = /^## (.+?)($|\.\.\.(.+?)($| \[(ahead (\d+))?.*?(behind (\d+))?\]))/;
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lines.forEach(function(line) {
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if (line==="") {
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return;
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}
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if (line[0] === "#") {
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var m = branchLineRE.exec(line);
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if (m) {
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result.branches.local = m[1];
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if (m[3]) {
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result.branches.remote = m[3];
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result.commits.ahead = 0;
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result.commits.behind = 0;
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}
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if (m[6] !== undefined) {
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result.commits.ahead = parseInt(m[6]);
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}
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if (m[8] !== undefined) {
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result.commits.behind = parseInt(m[8]);
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}
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}
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return;
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}
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var status = line.substring(0,2);
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var fileName;
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var names;
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if (status !== '??') {
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names = parseFilenames(line.substring(3));
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} else {
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names = [cleanFilename(line.substring(3))];
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}
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fileName = names[0];
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if (names.length > 1) {
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fileName = names[1];
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}
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// parseFilename(fileName);
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if (fileName.charCodeAt(0) === 34) {
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fileName = fileName.substring(1,fileName.length-1);
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}
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if (result.files.hasOwnProperty(fileName)) {
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result.files[fileName].status = status;
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} else {
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result.files[fileName] = {
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type: "f",
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status: status
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};
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}
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if (names.length > 1) {
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result.files[fileName].oldName = names[0];
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}
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if (status === "??" && fileName[fileName.length-1] === '/') {
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unknownDirs.push(fileName);
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}
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})
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var allFilenames = Object.keys(result.files);
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allFilenames.forEach(function(f) {
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var entry = result.files[f];
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if (!entry.hasOwnProperty('status')) {
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unknownDirs.forEach(function(uf) {
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if (f.startsWith(uf)) {
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entry.status = "??"
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}
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});
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}
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})
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// console.log(files);
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return result;
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})
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})
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})
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}
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function parseLog(log) {
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var lines = log.split("\n");
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var currentCommit = {};
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var commits = [];
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lines.forEach(function(l) {
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if (l === "-----") {
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commits.push(currentCommit);
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currentCommit = {}
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return;
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}
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var m = /^(.*): (.*)$/.exec(l);
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if (m) {
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if (m[1] === 'refs' && m[2]) {
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currentCommit[m[1]] = m[2].split(",").map(function(v) { return v.trim() });
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} else {
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if (m[1] === 'parents') {
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currentCommit[m[1]] = m[2].split(" ");
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} else {
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currentCommit[m[1]] = m[2];
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}
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}
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}
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});
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return commits;
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}
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function getRemotes(cwd) {
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return runGitCommand(['remote','-v'],cwd).then(function(output) {
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var result;
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if (output.length > 0) {
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result = {};
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var remoteRE = /^(.+)\t(.+) \((.+)\)$/gm;
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var m;
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while ((m = remoteRE.exec(output)) !== null) {
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result[m[1]] = result[m[1]]||{};
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result[m[1]][m[3]] = m[2];
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}
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}
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return result;
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})
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}
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function getBranches(cwd, remote) {
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var args = ['branch','--no-color'];
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if (remote) {
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args.push('-r');
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}
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return runGitCommand(args,cwd).then(function(output) {
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var branches = [];
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var lines = output.split("\n");
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branches = lines.map(function(l) { return l.substring(2)})
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.filter(function(l) {
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return !/HEAD ->/.test(l) && (l.length > 0)
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});
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return {branches:branches};
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})
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}
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function getBranchStatus(cwd,remoteBranch) {
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var commands = [
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// #commits master ahead
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runGitCommand(['rev-list', 'HEAD','^'+remoteBranch, '--count'],cwd),
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// #commits master behind
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runGitCommand(['rev-list', '^HEAD',remoteBranch, '--count'],cwd)
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];
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return when.all(commands).then(function(results) {
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return {
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commits: {
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ahead: parseInt(results[0]),
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behind: parseInt(results[1])
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}
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}
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})
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}
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function addRemote(cwd,name,options) {
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var args = ["remote","add",name,options.url]
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return runGitCommand(args,cwd);
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}
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function removeRemote(cwd,name) {
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var args = ["remote","remove",name];
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return runGitCommand(args,cwd);
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}
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module.exports = {
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init: function(_settings,_runtime) {
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log = _runtime.log
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},
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initRepo: function(cwd) {
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return runGitCommand(["init"],cwd);
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},
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setUpstream: function(cwd,remoteBranch) {
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var args = ["branch","--set-upstream-to",remoteBranch];
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return runGitCommand(args,cwd);
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},
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pull: function(cwd,remote,branch,auth) {
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var args = ["pull"];
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if (remote && branch) {
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args.push(remote);
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args.push(branch);
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}
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var promise;
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if (auth) {
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promise = runGitCommandWithAuth(args,cwd,auth);
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} else {
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promise = runGitCommand(args,cwd)
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}
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return promise.catch(function(err) {
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if (/CONFLICT/.test(err.stdout)) {
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var e = new Error("NLS: pull failed - merge conflict");
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e.code = "git_pull_merge_conflict";
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throw e;
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} else if (/Please commit your changes or stash/.test(err.message)) {
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var e = new Error("NLS: Pull failed - local changes would be overwritten");
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e.code = "git_pull_overwrite";
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throw e;
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}
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throw err;
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});
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},
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push: function(cwd,remote,branch,setUpstream, auth) {
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var args = ["push"];
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if (branch) {
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if (setUpstream) {
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args.push("-u");
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}
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args.push(remote);
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args.push("HEAD:"+branch);
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} else {
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args.push(remote);
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}
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args.push("--porcelain");
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var promise;
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if (auth) {
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promise = runGitCommandWithAuth(args,cwd,auth);
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} else {
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promise = runGitCommand(args,cwd)
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}
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return promise.catch(function(err) {
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if (err.code === 'git_error') {
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if (/^!.*non-fast-forward/m.test(err.stdout)) {
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err.code = 'git_push_failed';
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}
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throw err;
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}
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});
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},
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clone: function(remote, auth, cwd) {
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var args = ["clone",remote.url];
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if (remote.name) {
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args.push("-o");
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args.push(remote.name);
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}
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if (remote.branch) {
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args.push("-b");
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args.push(remote.branch);
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}
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args.push(".");
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if (auth) {
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return runGitCommandWithAuth(args,cwd,auth);
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} else {
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return runGitCommand(args,cwd);
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}
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},
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getStatus: getStatus,
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getFile: function(cwd, filePath, treeish) {
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var args = ["show",treeish+":"+filePath];
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return runGitCommand(args,cwd);
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},
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getFiles: function(cwd) {
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return getStatus(cwd).then(function(status) {
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return status.files;
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})
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},
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stageFile: function(cwd,file) {
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var args = ["add"];
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if (Array.isArray(file)) {
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args = args.concat(file);
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} else {
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args.push(file);
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}
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return runGitCommand(args,cwd);
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},
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unstageFile: function(cwd, file) {
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var args = ["reset","--"];
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if (file) {
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args.push(file);
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}
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return runGitCommand(args,cwd);
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},
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commit: function(cwd, message, gitUser) {
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var args = ["commit","-m",message];
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var env;
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if (gitUser && gitUser['name'] && gitUser['email']) {
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args.unshift('user.name="'+gitUser['name']+'"');
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args.unshift('-c');
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args.unshift('user.email="'+gitUser['email']+'"');
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args.unshift('-c');
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}
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return runGitCommand(args,cwd,env);
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},
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getFileDiff(cwd,file,type) {
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var args = ["diff"];
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if (type === "tree") {
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// nothing else to do
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} else if (type === "index") {
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args.push("--cached");
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}
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args.push(file);
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return runGitCommand(args,cwd);
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},
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fetch: function(cwd,remote,auth) {
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var args = ["fetch",remote];
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if (auth) {
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return runGitCommandWithAuth(args,cwd,auth);
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} else {
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return runGitCommand(args,cwd);
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}
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},
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getCommits: function(cwd,options) {
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var args = ["log", "--format=sha: %H%nparents: %p%nrefs: %D%nauthor: %an%ndate: %ct%nsubject: %s%n-----"];
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var limit = parseInt(options.limit) || 20;
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args.push("-n "+limit);
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var before = options.before;
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if (before) {
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args.push(before);
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}
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var commands = [
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runGitCommand(['rev-list', 'HEAD', '--count'],cwd),
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runGitCommand(args,cwd).then(parseLog)
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];
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return when.all(commands).then(function(results) {
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var result = results[0];
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result.count = results[1].length;
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result.before = before;
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result.commits = results[1];
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return {
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count: results[1].length,
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commits: results[1],
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before: before,
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total: parseInt(results[0])
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};
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})
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},
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getCommit: function(cwd,sha) {
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var args = ["show",sha];
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return runGitCommand(args,cwd);
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},
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abortMerge: function(cwd) {
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return runGitCommand(['merge','--abort'],cwd);
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},
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getRemotes: getRemotes,
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getRemoteBranch: function(cwd) {
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return runGitCommand(['rev-parse','--abbrev-ref','--symbolic-full-name','@{u}'],cwd).catch(function(err) {
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if (/no upstream configured for branch/.test(err.message)) {
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return null;
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}
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throw err;
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})
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},
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getBranches: getBranches,
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getBranchInfo: getBranchInfo,
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checkoutBranch: function(cwd, branchName, isCreate) {
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var args = ['checkout'];
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if (isCreate) {
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args.push('-b');
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}
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args.push(branchName);
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return runGitCommand(args,cwd);
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},
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getBranchStatus: getBranchStatus,
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addRemote: addRemote,
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removeRemote: removeRemote
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}
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