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Following changes requires updated agent, which fixes interactive mode

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1. Removed 'Script' and 'Python' from terminal
2. Added 'requireLogin' option, to spawn login shell
This commit is contained in:
Bryan Roe 2020-02-05 10:20:23 -08:00
parent 359ae767b6
commit 4c70ee0d0b
1 changed files with 13 additions and 37 deletions
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50
agents/meshcore.js
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@ -1238,23 +1238,6 @@ function createMeshCore(agent) {
{ {
var bash = fs.existsSync('/bin/bash') ? '/bin/bash' : false; var bash = fs.existsSync('/bin/bash') ? '/bin/bash' : false;
var sh = fs.existsSync('/bin/sh') ? '/bin/sh' : false; var sh = fs.existsSync('/bin/sh') ? '/bin/sh' : false;
var script = false;
if (this.httprequest.xoptions && this.httprequest.xoptions.script)
{
try
{
if (require('linux-gnome-helpers').scriptVersion)
{
if (require('linux-gnome-helpers').scriptVersion.major > 2 ||
(require('linux-gnome-helpers').scriptVersion.major == 2 && require('linux-gnome-helpers').scriptVersion.minor >= 25))
{
script = '/usr/bin/script';
}
}
} catch (ex) { }
}
var python = (this.httprequest.xoptions && this.httprequest.xoptions.python && fs.existsSync('/usr/bin/python')) ? '/usr/bin/python' : false;
var shell = bash || sh;
var env = { HISTCONTROL: 'ignoreboth', TERM: 'xterm' }; var env = { HISTCONTROL: 'ignoreboth', TERM: 'xterm' };
if (this.httprequest.xoptions) if (this.httprequest.xoptions)
@ -1262,31 +1245,27 @@ function createMeshCore(agent) {
if (this.httprequest.xoptions.rows) { env.LINES = ('' + this.httprequest.xoptions.rows); } if (this.httprequest.xoptions.rows) { env.LINES = ('' + this.httprequest.xoptions.rows); }
if (this.httprequest.xoptions.cols) { env.COLUMNS = ('' + this.httprequest.xoptions.cols); } if (this.httprequest.xoptions.cols) { env.COLUMNS = ('' + this.httprequest.xoptions.cols); }
} }
var options = { uid: (this.httprequest.protocol == 8) ? require('user-sessions').consoleUid() : null, env: env }; var options = { type: childProcess.SpawnTypes.TERM, uid: (this.httprequest.protocol == 8) ? require('user-sessions').consoleUid() : null, env: env };
var setupcommands = ' alias ls=\'ls --color=auto\'\n'; if (this.httprequest.xoptions && this.httprequest.xoptions.requireLogin)
if (shell == sh) setupcommands += ' stty erase ^H\n';
if (script && shell && process.platform == 'linux')
{ {
this.httprequest.process = childProcess.execFile(script, ['script', '--return', '--quiet', '-c', '"' + shell + '"', '/dev/null'], options); // Start as active user if (!require('fs').existsSync('/bin/login')) { throw ('Unable to spawn login process'); }
this.httprequest.process.stdin.write(setupcommands); this.httprequest.process = childProcess.execFile('/bin/login', ['login'], options); // Start login shell
}
else if (python && shell)
{
this.httprequest.process = childProcess.execFile(python, ['python', '-c', 'import pty; pty.spawn(["' + shell + '"])'], options); // Start as active user
if (process.platform == 'linux') { this.httprequest.process.stdin.write(setupcommands); }
} }
else if (bash) else if (bash)
{ {
options.type = childProcess.SpawnTypes.TERM; this.httprequest.process = childProcess.execFile(bash, ['bash'], options); // Start as active user
this.httprequest.process = childProcess.execFile(bash, ['bash', '-i'], options); // Start as active user if (process.platform == 'linux') { this.httprequest.process.stdin.write(' alias ls=\'ls --color=auto\'\nclear\n'); }
if (process.platform == 'linux') { this.httprequest.process.stdin.write(setupcommands); }
} }
else if (sh) else if (sh)
{ {
options.type = childProcess.SpawnTypes.TERM;
this.httprequest.process = childProcess.execFile(sh, ['sh'], options); // Start as active user this.httprequest.process = childProcess.execFile(sh, ['sh'], options); // Start as active user
if (process.platform == 'linux') { this.httprequest.process.stdin.write(setupcommands + "PS1='$ '\n"); } if (process.platform == 'linux')
{
this.httprequest.process.stdin.write(' alias ls=\'ls --color=auto\'\n');
this.httprequest.process.stdin.write(' stty erase ^H\n');
this.httprequest.process.stdin.write("PS1='$ '\n");
this.httprequest.process.stdin.write(" clear\n");
}
} }
else else
{ {
@ -1301,11 +1280,8 @@ function createMeshCore(agent) {
return; return;
} }
if (this.httprequest.process.tcsetsize && this.httprequest.xoptions) { this.httprequest.process.tcsetsize(this.httprequest.xoptions.rows, this.httprequest.xoptions.cols); }
this.httprequest.process.tunnel = this; this.httprequest.process.tunnel = this;
this.httprequest.process.on('exit', function (ecode, sig) { this.tunnel.end(); }); this.httprequest.process.on('exit', function (ecode, sig) { this.tunnel.end(); });
this.httprequest.process.stdin.write(" clear\n");
this.httprequest.process.stderr.on('data', function (chunk) { this.parent.tunnel.write(chunk); }); this.httprequest.process.stderr.on('data', function (chunk) { this.parent.tunnel.write(chunk); });
this.httprequest.process.stdout.pipe(this, { dataTypeSkip: 1 }); // 0 = Binary, 1 = Text. this.httprequest.process.stdout.pipe(this, { dataTypeSkip: 1 }); // 0 = Binary, 1 = Text.
this.pipe(this.httprequest.process.stdin, { dataTypeSkip: 1, end: false }); // 0 = Binary, 1 = Text. this.pipe(this.httprequest.process.stdin, { dataTypeSkip: 1, end: false }); // 0 = Binary, 1 = Text.