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More IE6 tweaks. Allow root to listen on privileged ports.

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git-svn-id: https://shellinabox.googlecode.com/svn/trunk@80 0da03de8-d603-11dd-86c2-0f8696b7b6f9
This commit is contained in:
zodiac 2009-03-18 18:15:28 +00:00
parent dfa84116fa
commit e1863d0a47
6 changed files with 53 additions and 76 deletions
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4
ChangeLog
View file

@ -1,3 +1,7 @@
2009-03-17 Markus Gutschke <markus@shellinabox.com>
* Allow root to bind to privileged port.
2009-03-17 Markus Gutschke <markus@shellinabox.com> 2009-03-17 Markus Gutschke <markus@shellinabox.com>
* Fixed IE6 support. * Fixed IE6 support.

2
config.h
View file

@ -95,7 +95,7 @@
#define STDC_HEADERS 1 #define STDC_HEADERS 1
/* Most recent revision number in the version control system */ /* Most recent revision number in the version control system */
#define VCS_REVISION "78" #define VCS_REVISION "80"
/* Version number of package */ /* Version number of package */
#define VERSION "2.4" #define VERSION "2.4"

62
libhttp/server.c
View file

@ -171,8 +171,24 @@ static int serverQuitHandler(struct HttpConnection *http, void *arg) {
} }
struct Server *newCGIServer(int portMin, int portMax, int timeout) { struct Server *newCGIServer(int portMin, int portMax, int timeout) {
struct Server *server = newServer(0); struct Server *server;
check(server = malloc(sizeof(struct Server)));
initServer(server, portMin, portMax, timeout);
return server;
}
struct Server *newServer(int port) {
return newCGIServer(port, port, -1);
}
void initServer(struct Server *server, int portMin, int portMax, int timeout) {
server->looping = 0;
server->exitAll = 0;
server->serverTimeout = timeout; server->serverTimeout = timeout;
server->numericHosts = 0;
server->connections = NULL;
server->numConnections = 0;
int true = 1; int true = 1;
server->serverFd = socket(PF_INET, SOCK_STREAM, 0); server->serverFd = socket(PF_INET, SOCK_STREAM, 0);
check(server->serverFd >= 0); check(server->serverFd >= 0);
@ -219,26 +235,6 @@ struct Server *newCGIServer(int portMin, int portMax, int timeout) {
server->pollFds->fd = server->serverFd; server->pollFds->fd = server->serverFd;
server->pollFds->events = POLLIN; server->pollFds->events = POLLIN;
return server;
}
struct Server *newServer(int port) {
struct Server *server;
check(server = malloc(sizeof(struct Server)));
initServer(server, port);
return server;
}
void initServer(struct Server *server, int port) {
server->port = port;
server->looping = 0;
server->exitAll = 0;
server->serverTimeout = -1;
server->serverFd = -1;
server->numericHosts = 0;
server->pollFds = NULL;
server->connections = NULL;
server->numConnections = 0;
initTrie(&server->handlers, serverDestroyHandlers, NULL); initTrie(&server->handlers, serverDestroyHandlers, NULL);
serverRegisterStreamingHttpHandler(server, "/quit", serverQuitHandler, NULL); serverRegisterStreamingHttpHandler(server, "/quit", serverQuitHandler, NULL);
initSSL(&server->ssl); initSSL(&server->ssl);
@ -370,29 +366,7 @@ void serverExitLoop(struct Server *server, int exitAll) {
} }
void serverLoop(struct Server *server) { void serverLoop(struct Server *server) {
if (server->serverFd < 0) { check(server->serverFd >= 0);
int true = 1;
server->serverFd = socket(PF_INET, SOCK_STREAM, 0);
check(server->serverFd >= 0);
check(!setsockopt(server->serverFd, SOL_SOCKET, SO_REUSEADDR,
&true, sizeof(true)));
struct sockaddr_in serverAddr = { 0 };
serverAddr.sin_family = AF_INET;
serverAddr.sin_addr.s_addr = INADDR_ANY;
serverAddr.sin_port = htons(server->port);
if (bind(server->serverFd, (struct sockaddr *)&serverAddr,
sizeof(serverAddr))) {
fatal("Failed to bind to port %d. Maybe, another server is already "
"running?", server->port);
}
check(!listen(server->serverFd, SOMAXCONN));
info("Listening on port %d", server->port);
check(!server->pollFds);
check(!server->numConnections);
check(server->pollFds = malloc(sizeof(struct pollfd)));
server->pollFds->fd = server->serverFd;
server->pollFds->events = POLLIN;
}
time_t lastTime; time_t lastTime;
currentTime = time(&lastTime); currentTime = time(&lastTime);
int loopDepth = ++server->looping; int loopDepth = ++server->looping;

2
libhttp/server.h
View file

@ -80,7 +80,7 @@ struct Server {
struct Server *newCGIServer(int portMin, int portMax, int timeout); struct Server *newCGIServer(int portMin, int portMax, int timeout);
struct Server *newServer(int port); struct Server *newServer(int port);
void initServer(struct Server *server, int port); void initServer(struct Server *server, int portMin, int portMax, int timeout);
void destroyServer(struct Server *server); void destroyServer(struct Server *server);
void deleteServer(struct Server *server); void deleteServer(struct Server *server);
int serverGetListeningPort(struct Server *server); int serverGetListeningPort(struct Server *server);

54
shellinabox/shell_in_a_box.js
View file

@ -120,15 +120,18 @@ function ShellInABox(url, container) {
extend(ShellInABox, VT100); extend(ShellInABox, VT100);
ShellInABox.prototype.sessionClosed = function() { ShellInABox.prototype.sessionClosed = function() {
this.connected = false; try {
if (this.session) { this.connected = false;
this.session = undefined; if (this.session) {
if (this.cursorX > 0) { this.session = undefined;
this.vt100('\r\n'); if (this.cursorX > 0) {
this.vt100('\r\n');
}
this.vt100('Session closed.');
} }
this.vt100('Session closed.'); this.showReconnect(true);
} catch (e) {
} }
this.showReconnect(true);
}; };
ShellInABox.prototype.reconnect = function() { ShellInABox.prototype.reconnect = function() {
@ -158,17 +161,15 @@ ShellInABox.prototype.sendRequest = function(request) {
if (request == undefined) { if (request == undefined) {
request = new XMLHttpRequest(); request = new XMLHttpRequest();
} }
request.open(this.session ? 'POST' : 'GET', this.url, true); request.open('POST', this.url + '?', true);
request.setRequestHeader('Cache-Control', 'no-cache');
request.setRequestHeader('Content-Type', request.setRequestHeader('Content-Type',
'application/x-www-form-urlencoded; charset=utf-8'); 'application/x-www-form-urlencoded; charset=utf-8');
var content = this.session ? var content = 'width=' + this.terminalWidth +
('width=' + this.terminalWidth + '&height=' + this.terminalHeight +
'&height=' + this.terminalHeight + (this.session ? '&session=' +
'&session=' + encodeURIComponent(this.session) : '');
encodeURIComponent(this.session)) : ''; request.setRequestHeader('Content-Length', content.length);
if (this.session) {
request.setRequestHeader('Content-Length', content.length);
}
request.onreadystatechange = function(shellInABox) { request.onreadystatechange = function(shellInABox) {
return function() { return function() {
@ -179,11 +180,7 @@ ShellInABox.prototype.sendRequest = function(request) {
} }
} }
}(this); }(this);
if (this.session) { request.send(content);
request.send(content);
} else {
request.send('');
}
}; };
ShellInABox.prototype.onReadyStateChange = function(request) { ShellInABox.prototype.onReadyStateChange = function(request) {
@ -191,7 +188,6 @@ ShellInABox.prototype.onReadyStateChange = function(request) {
if (request.status == 200) { if (request.status == 200) {
this.connected = true; this.connected = true;
var response = eval('(' + request.responseText + ')'); var response = eval('(' + request.responseText + ')');
if (response.data) { if (response.data) {
this.vt100(response.data); this.vt100(response.data);
} }
@ -223,9 +219,15 @@ ShellInABox.prototype.sendKeys = function(keys) {
keys = this.pendingKeys + keys; keys = this.pendingKeys + keys;
this.pendingKeys = ''; this.pendingKeys = '';
var request = new XMLHttpRequest(); var request = new XMLHttpRequest();
request.open('POST', this.url, true); request.open('POST', this.url + '?', true);
request.setRequestHeader('Cache-Control', 'no-cache');
request.setRequestHeader('Content-Type', request.setRequestHeader('Content-Type',
'application/x-www-form-urlencoded; charset=utf-8'); 'application/x-www-form-urlencoded; charset=utf-8');
var content = 'width=' + this.terminalWidth +
'&height=' + this.terminalHeight +
'&session=' +encodeURIComponent(this.session)+
'&keys=' + encodeURIComponent(keys);
request.setRequestHeader('Content-Length', content.length);
request.onreadystatechange = function(shellInABox) { request.onreadystatechange = function(shellInABox) {
return function() { return function() {
try { try {
@ -234,11 +236,7 @@ ShellInABox.prototype.sendKeys = function(keys) {
} }
} }
}(this); }(this);
request.send( request.send(content);
'width=' + this.terminalWidth +
'&height=' + this.terminalHeight +
"&session=" + encodeURIComponent(this.session) +
"&keys=" + encodeURIComponent(keys));
} }
}; };

3
shellinabox/shellinaboxd.c
View file

@ -943,7 +943,6 @@ int main(int argc, char * const argv[]) {
// Fork the launcher process, allowing us to drop privileges in the main // Fork the launcher process, allowing us to drop privileges in the main
// process. // process.
int launcherFd = forkLauncher(); int launcherFd = forkLauncher();
dropPrivileges();
// Make sure that our timestamps will print in the standard format // Make sure that our timestamps will print in the standard format
setlocale(LC_TIME, "POSIX"); setlocale(LC_TIME, "POSIX");
@ -952,12 +951,14 @@ int main(int argc, char * const argv[]) {
Server *server; Server *server;
if (port) { if (port) {
check(server = newServer(port)); check(server = newServer(port));
dropPrivileges();
setUpSSL(server); setUpSSL(server);
} else { } else {
// For CGI operation we fork the new server, so that it runs in the // For CGI operation we fork the new server, so that it runs in the
// background. // background.
pid_t pid; pid_t pid;
int fds[2]; int fds[2];
dropPrivileges();
check(!pipe(fds)); check(!pipe(fds));
check((pid = fork()) >= 0); check((pid = fork()) >= 0);
if (pid) { if (pid) {