addon-sdk/source/test/fixtures/child-process-scripts.js

Thu, 15 Jan 2015 15:59:08 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 15 Jan 2015 15:59:08 +0100
branch
TOR_BUG_9701
changeset 10
ac0c01689b40
permissions
-rw-r--r--

Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 /* This Source Code Form is subject to the terms of the Mozilla Public
     2  * License, v. 2.0. If a copy of the MPL was not distributed with this
     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     5 'use strict';
     7 const { platform, pathFor } = require('sdk/system');
     8 const { defer } = require('sdk/core/promise');
     9 const { emit } = require('sdk/event/core');
    10 const { join } = require('sdk/fs/path');
    11 const { writeFile, unlinkSync, existsSync } = require('sdk/io/fs');
    12 const PROFILE_DIR= pathFor('ProfD');
    13 const isWindows = platform.toLowerCase().indexOf('win') === 0;
    14 const isOSX = platform.toLowerCase().indexOf('darwin') === 0;
    16 let scripts = {
    17   'args.sh': 'echo $1 $2 $3 $4',
    18   'args.bat': 'echo %1 %2 %3 %4',
    19   'check-env.sh': 'echo $CHILD_PROCESS_ENV_TEST',
    20   'check-env.bat': 'echo %CHILD_PROCESS_ENV_TEST%',
    21   'check-pwd.sh': 'echo $PWD',
    22   'check-pwd.bat': 'cd',
    23   'large-err.sh': 'for n in `seq 0 $1` ; do echo "E" 1>&2; done',
    24   'large-err-mac.sh': 'for ((i=0; i<$1; i=i+1)); do echo "E" 1>&2; done',
    25   'large-err.bat': 'FOR /l %%i in (0,1,%1) DO echo "E" 1>&2',
    26   'large-out.sh': 'for n in `seq 0 $1` ; do echo "O"; done',
    27   'large-out-mac.sh': 'for ((i=0; i<$1; i=i+1)); do echo "O"; done',
    28   'large-out.bat': 'FOR /l %%i in (0,1,%1) DO echo "O"',
    29   'wait.sh': 'sleep 2',
    30   // Use `ping` to an invalid IP address because `timeout` isn't
    31   // on all environments? http://stackoverflow.com/a/1672349/1785755
    32   'wait.bat': 'ping 1.1.1.1 -n 1 -w 2000 > nul'
    33 };
    35 Object.keys(scripts).forEach(filename => {
    36   if (/\.sh$/.test(filename))
    37     scripts[filename] = '#!/bin/sh\n' + scripts[filename];
    38   else if (/\.bat$/.test(filename))
    39     scripts[filename] = '@echo off\n' + scripts[filename];
    40 });
    42 function getScript (name) {
    43   // Use specific OSX script if exists
    44   if (isOSX && scripts[name + '-mac.sh'])
    45     name = name + '-mac';
    46   let fileName = name + (isWindows ? '.bat' : '.sh');
    47   return createFile(fileName, scripts[fileName]);
    48 }
    49 exports.getScript = getScript;
    51 function createFile (name, data) {
    52   let { promise, resolve, reject } = defer();
    53   let fileName = join(PROFILE_DIR, name);
    54   writeFile(fileName, data, function (err) {
    55     if (err) reject();
    56     else {
    57       makeExecutable(fileName);
    58       resolve(fileName);
    59     }
    60   });
    61   return promise;
    62 }
    64 // TODO Use fs.chmod once implemented, bug 914606
    65 function makeExecutable (name) {
    66   let { CC } = require('chrome');
    67   let nsILocalFile = CC('@mozilla.org/file/local;1', 'nsILocalFile', 'initWithPath');
    68   let file = nsILocalFile(name);
    69   file.permissions = parseInt('0777', 8);
    70 }
    72 function deleteFile (name) {
    73   let file = join(PROFILE_DIR, name);
    74   if (existsSync(file))
    75     unlinkSync(file);
    76 }
    78 function cleanUp () {
    79   Object.keys(scripts).forEach(deleteFile);
    80 }
    81 exports.cleanUp = cleanUp;

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