Clean up feature selection in JavaScript code, and add a new feature that

disables the "SSL" context menu option.
Tweaked initial handshake for SSL certificate negotiation when using --cert-fd
and --cgi.


git-svn-id: https://shellinabox.googlecode.com/svn/trunk@48 0da03de8-d603-11dd-86c2-0f8696b7b6f9
This commit is contained in:
zodiac 2009-01-21 23:38:25 +00:00
parent 949d763498
commit 646bd6a853
4 changed files with 73 additions and 47 deletions

View file

@ -319,7 +319,8 @@ ShellInABox.prototype.extendContextMenu = function(entries, actions) {
actions[i++] = oldActions[j++];
if (node.id == "endconfig") {
node.id = '';
if (typeof serverSupportsSSL != 'undefined' && serverSupportsSSL) {
if (typeof serverSupportsSSL != 'undefined' && serverSupportsSSL &&
!(typeof disableSSLMenu != 'undefined' && disableSSLMenu)) {
// If the server supports both SSL and plain text connections,
// provide a menu entry to switch between the two.
var newNode = document.createElement('li');

View file

@ -77,6 +77,7 @@ static int portMax;
static int noBeep = 0;
static int numericHosts = 0;
static int enableSSL = 1;
static int enableSSLMenu = 1;
static char *certificateDir;
static int certificateFd = -1;
static HashMap *externalFiles;
@ -489,9 +490,11 @@ static int shellInABoxHttpHandler(HttpConnection *http, void *arg,
extern char shellInABoxEnd[];
char *stateVars = stringPrintf(NULL,
"serverSupportsSSL = %s;\n"
"suppressAllAudio = %d;\n\n",
"disableSSLMenu = %s;\n"
"suppressAllAudio = %s;\n\n",
enableSSL ? "true" : "false",
noBeep);
!enableSSLMenu ? "true" : "false",
noBeep ? "true" : "false");
int stateVarsLength = strlen(stateVars);
int contentLength = stateVarsLength +
(vt100End - vt100Start) +
@ -597,7 +600,8 @@ static void usage(void) {
" --cert-fd=FD set certificate file from fd",
group, PORTNUM,
!serverSupportsSSL() ? "" :
" -t, --disable-ssl disable transparent SSL support\n",
" -t, --disable-ssl disable transparent SSL support\n"
" --disable-ssl-menu disallow changing transport mode\n",
user, supportsPAM() ? "'AUTH' | " : "");
free((char *)user);
free((char *)group);
@ -635,6 +639,7 @@ static void parseArgs(int argc, char * const argv[]) {
{ "port", 1, 0, 'p' },
{ "service", 1, 0, 's' },
{ "disable-ssl", 0, 0, 't' },
{ "disable-ssl-menu", 0, 0, 0 },
{ "quiet", 0, 0, 'q' },
{ "user", 1, 0, 'u' },
{ "verbose", 0, 0, 'v' },
@ -772,6 +777,13 @@ static void parseArgs(int argc, char * const argv[]) {
warn("Ignoring disable-ssl option, as SSL support is unavailable");
}
enableSSL = 0;
} else if (!idx--) {
// Disable SSL Menu
if (!hasSSL) {
warn("Ignoring disable-ssl-menu option, as SSL support is "
"unavailable");
}
enableSSLMenu = 0;
} else if (!idx--) {
// Quiet
if (!logIsDefault() && !logIsQuiet()) {
@ -870,6 +882,28 @@ static void removeLimits() {
}
}
static void setUpSSL(Server *server) {
serverEnableSSL(server, enableSSL);
// Enable SSL support (if available)
if (enableSSL) {
check(serverSupportsSSL());
if (certificateFd >= 0) {
serverSetCertificateFd(server, certificateFd);
} else if (certificateDir) {
char *tmp;
if (strchr(certificateDir, '%')) {
fatal("Invalid certificate directory name \"%s\".", certificateDir);
}
check(tmp = stringPrintf(NULL, "%s/certificate%%s.pem", certificateDir));
serverSetCertificate(server, tmp, 1);
free(tmp);
} else {
serverSetCertificate(server, "certificate%s.pem", 1);
}
}
}
int main(int argc, char * const argv[]) {
// Disable core files
prctl(PR_SET_DUMPABLE, 0, 0, 0, 0);
@ -890,6 +924,7 @@ int main(int argc, char * const argv[]) {
Server *server;
if (port) {
check(server = newServer(port));
setUpSSL(server);
} else {
// For CGI operation we fork the new server, so that it runs in the
// background.
@ -908,6 +943,7 @@ int main(int argc, char * const argv[]) {
check(!NOINTR(close(fds[0])));
check(server = newCGIServer(portMin, portMax, AJAX_TIMEOUT));
cgiServer = server;
setUpSSL(server);
// Output a <frameset> that includes our root page
check(port = serverGetListeningPort(server));
@ -925,29 +961,9 @@ int main(int argc, char * const argv[]) {
fflush(stdout);
free(cgiRoot);
check(!NOINTR(close(fds[1])));
closeAllFds((int []){ launcherFd, serverGetFd(server),
certificateFd }, certificateFd >= 0 ? 3 : 2);
closeAllFds((int []){ launcherFd, serverGetFd(server) }, 2);
logSetLogLevel(MSG_QUIET);
}
serverEnableSSL(server, enableSSL);
// Enable SSL support (if available)
if (enableSSL) {
check(serverSupportsSSL());
if (certificateFd >= 0) {
serverSetCertificateFd(server, certificateFd);
} else if (certificateDir) {
char *tmp;
if (strchr(certificateDir, '%')) {
fatal("Invalid certificate directory name \"%s\".", certificateDir);
}
check(tmp = stringPrintf(NULL, "%s/certificate%%s.pem", certificateDir));
serverSetCertificate(server, tmp, 1);
free(tmp);
} else {
serverSetCertificate(server, "certificate%s.pem", 1);
}
}
// Set log file format
serverSetNumericHosts(server, numericHosts);

View file

@ -63,6 +63,7 @@ shellinaboxd \- publish command line shell through AJAX interface
[\ \fB-p\fP\ | \fB--port=\fP\fIport\fP\ ]
[\ \fB-s\fP\ | \fB--service=\fP\fIservice\fP\ ]
[\ \fB-t\fP\ | \fB--disable-ssl\fP\ ]
[\ \fB--disable-ssl-menu\fP\ ]
[\ \fB-q\fP\ | \fB--quiet\fP\ ]
[\ \fB-u\fP\ | \fB--user=\fP\fIuid\fP\ ]
[\ \fB-v\fP\ | \fB--verbose\fP\ ]
@ -380,6 +381,11 @@ undesired, this behavior can be disabled.
This option is also useful during testing or for deployment in trusted
intranets, if SSL certificates are unavailable.
.TP
\fB--disable-ssl-menu\fP
If the user should not be able to switch between HTTP and HTTPS modes, this
choice can be removed from the context menu. The user can still make this
choice by directly going to the appropriate URL.
.TP
\fB-q\fP\ |\ \fB--quiet\fP
Surpresses all messages to
.IR stderr .

View file

@ -128,7 +128,8 @@ VT100.prototype.reset = function(clearHistory) {
this.offsetMode = false;
this.mouseReporting = false;
this.utfEnabled = true;
this.visualBell = suppressAllAudio != 'undefined' &&
this.visualBell = typeof suppressAllAudio !=
'undefined' &&
suppressAllAudio;
this.utfCount = 0;
this.utfChar = 0;
@ -210,7 +211,8 @@ VT100.prototype.initializeElements = function(container) {
try {
if (typeof navigator.mimeTypes["audio/x-wav"].enabledPlugin.name !=
'undefined') {
embed = suppressAllAudio ? "" :
embed = typeof suppressAllAudio != 'undefined' &&
suppressAllAudio ? "" :
'<embed classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" ' +
'id="beep_embed" ' +
'src="beep.wav" ' +
@ -241,7 +243,8 @@ VT100.prototype.initializeElements = function(container) {
'<input type="textfield" id="input" />' +
'<input type="textfield" id="cliphelper" />' +
'<span id="attrib">&nbsp;</span>' +
(suppressAllAudio ? "" :
(typeof suppressAllAudio != 'undefined' &&
suppressAllAudio ? "" :
embed + '<bgsound id="beep_bgsound" loop=1 />') +
'</div>';
}