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Commit c53fae30 authored by Antoine Catton's avatar Antoine Catton
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Patch shellinabox in order to support listening on IPv6

parent e788d280
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component/shellinabox/0001-Switch-to-IPv6.patch 0 → 100644
View file @ c53fae30
From 50ec7439e80bd6a77346dc6482895e481d8cd43a Mon Sep 17 00:00:00 2001
From: Antoine Catton <acatton@tiolive.com>
Date: Tue, 10 Jan 2012 18:30:20 +0100
Subject: [PATCH] Switch to IPv6
---
libhttp/http.h | 4 ++--
libhttp/httpconnection.c | 11 ++++++++++-
libhttp/server.c | 33 +++++++++++++++++++--------------
libhttp/server.h | 6 +++---
shellinabox/shellinaboxd.c | 14 +++++++-------
5 files changed, 41 insertions(+), 27 deletions(-)
diff --git a/libhttp/http.h b/libhttp/http.h
index e7840fa..5cd61e3 100644
--- a/libhttp/http.h
+++ b/libhttp/http.h
@@ -66,8 +66,8 @@ typedef struct ServerConnection ServerConnection;
typedef struct Server Server;
typedef struct URL URL;
-Server *newCGIServer(int localhostOnly, int portMin, int portMax, int timeout);
-Server *newServer(int localhostOnly, int port);
+Server *newCGIServer(char *ipv6, int portMin, int portMax, int timeout);
+Server *newServer(char *ipv6, int port);
void deleteServer(Server *server);
int serverGetListeningPort(Server *server);
int serverGetFd(Server *server);
diff --git a/libhttp/httpconnection.c b/libhttp/httpconnection.c
index c8e69f6..cae467f 100644
--- a/libhttp/httpconnection.c
+++ b/libhttp/httpconnection.c
@@ -823,8 +823,17 @@ static int httpHandleCommand(struct HttpConnection *http,
const char *host = getFromHashMap(&http->header,
"host");
if (host) {
+ int brackets = 0; // For IPv6 hosts
for (char ch; (ch = *host) != '\000'; host++) {
- if (ch == ':') {
+ if (ch == '[') {
+ brackets = 1;
+ break;
+ }
+ if (ch == ']') {
+ brackets = 0;
+ break;
+ }
+ if (!brackets && ch == ':') {
*(char *)host = '\000';
break;
}
diff --git a/libhttp/server.c b/libhttp/server.c
index f52a269..2c30bd8 100644
--- a/libhttp/server.c
+++ b/libhttp/server.c
@@ -170,19 +170,19 @@ static int serverQuitHandler(struct HttpConnection *http, void *arg) {
return HTTP_DONE;
}
-struct Server *newCGIServer(int localhostOnly, int portMin, int portMax,
+struct Server *newCGIServer(char *ipv6, int portMin, int portMax,
int timeout) {
struct Server *server;
check(server = malloc(sizeof(struct Server)));
- initServer(server, localhostOnly, portMin, portMax, timeout);
+ initServer(server, ipv6, portMin, portMax, timeout);
return server;
}
-struct Server *newServer(int localhostOnly, int port) {
- return newCGIServer(localhostOnly, port, port, -1);
+struct Server *newServer(char *ipv6, int port) {
+ return newCGIServer(ipv6, port, port, -1);
}
-void initServer(struct Server *server, int localhostOnly, int portMin,
+void initServer(struct Server *server, char *ipv6, int portMin,
int portMax, int timeout) {
server->looping = 0;
server->exitAll = 0;
@@ -192,14 +192,19 @@ void initServer(struct Server *server, int localhostOnly, int portMin,
server->numConnections = 0;
int true = 1;
- server->serverFd = socket(PF_INET, SOCK_STREAM, 0);
+ server->serverFd = socket(PF_INET6, 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 = htonl(localhostOnly
- ? INADDR_LOOPBACK : INADDR_ANY);
+ struct sockaddr_in6 serverAddr = { 0 };
+ serverAddr.sin6_family = AF_INET6;
+ if (ipv6 != NULL) {
+ if (!inet_pton(AF_INET6, ipv6, serverAddr.sin6_addr.s6_addr)) {
+ fatal("Bad ipv6 address");
+ }
+ } else {
+ serverAddr.sin6_addr = in6addr_any;
+ }
// Linux unlike BSD does not have support for picking a local port range.
// So, we have to randomly pick a port from our allowed port range, and then
@@ -214,14 +219,14 @@ void initServer(struct Server *server, int localhostOnly, int portMin,
int portStart = rand() % (portMax - portMin + 1) + portMin;
for (int p = 0; p <= portMax-portMin; p++) {
int port = (p+portStart)%(portMax-portMin+1)+ portMin;
- serverAddr.sin_port = htons(port);
+ serverAddr.sin6_port = htons(port);
if (!bind(server->serverFd, (struct sockaddr *)&serverAddr,
sizeof(serverAddr))) {
break;
}
- serverAddr.sin_port = 0;
+ serverAddr.sin6_port = 0;
}
- if (!serverAddr.sin_port) {
+ if (!serverAddr.sin6_port) {
fatal("Failed to find any available port");
}
}
@@ -231,7 +236,7 @@ void initServer(struct Server *server, int localhostOnly, int portMin,
check(!getsockname(server->serverFd, (struct sockaddr *)&serverAddr,
&socklen));
check(socklen == sizeof(serverAddr));
- server->port = ntohs(serverAddr.sin_port);
+ server->port = ntohs(serverAddr.sin6_port);
info("Listening on port %d", server->port);
check(server->pollFds = malloc(sizeof(struct pollfd)));
diff --git a/libhttp/server.h b/libhttp/server.h
index bb879fb..5ffb698 100644
--- a/libhttp/server.h
+++ b/libhttp/server.h
@@ -78,10 +78,10 @@ struct Server {
struct SSLSupport ssl;
};
-struct Server *newCGIServer(int localhostOnly, int portMin, int portMax,
+struct Server *newCGIServer(char *ipv6, int portMin, int portMax,
int timeout);
-struct Server *newServer(int localhostOnly, int port);
-void initServer(struct Server *server, int localhostOnly, int portMin,
+struct Server *newServer(char *ipv6, int port);
+void initServer(struct Server *server, char *ipv6, int portMin,
int portMax, int timeout);
void destroyServer(struct Server *server);
void deleteServer(struct Server *server);
diff --git a/shellinabox/shellinaboxd.c b/shellinabox/shellinaboxd.c
index dcf05ff..2d1d758 100644
--- a/shellinabox/shellinaboxd.c
+++ b/shellinabox/shellinaboxd.c
@@ -80,7 +80,7 @@
static int port;
static int portMin;
static int portMax;
-static int localhostOnly = 0;
+static char *ipv6 = NULL;
static int noBeep = 0;
static int numericHosts = 0;
static int enableSSL = 1;
@@ -747,7 +747,7 @@ static void usage(void) {
" -g, --group=GID switch to this group (default: %s)\n"
" -h, --help print this message\n"
" --linkify=[none|normal|agressive] default is \"normal\"\n"
- " --localhost-only only listen on 127.0.0.1\n"
+ " --ipv6 listen on a specific ipv6\n"
" --no-beep suppress all audio output\n"
" -n, --numeric do not resolve hostnames\n"
" -p, --port=PORT select a port (default: %d)\n"
@@ -839,7 +839,7 @@ static void parseArgs(int argc, char * const argv[]) {
{ "static-file", 1, 0, 'f' },
{ "group", 1, 0, 'g' },
{ "linkify", 1, 0, 0 },
- { "localhost-only", 0, 0, 0 },
+ { "ipv6", 1, 0, 0 },
{ "no-beep", 0, 0, 0 },
{ "numeric", 0, 0, 'n' },
{ "port", 1, 0, 'p' },
@@ -1001,8 +1001,8 @@ static void parseArgs(int argc, char * const argv[]) {
"\"none\", \"normal\", or \"aggressive\".");
}
} else if (!idx--) {
- // Localhost Only
- localhostOnly = 1;
+ // IPv6
+ ipv6 = optarg;
} else if (!idx--) {
// No Beep
noBeep = 1;
@@ -1197,7 +1197,7 @@ int main(int argc, char * const argv[]) {
// Create a new web server
Server *server;
if (port) {
- check(server = newServer(localhostOnly, port));
+ check(server = newServer(ipv6, port));
dropPrivileges();
setUpSSL(server);
} else {
@@ -1217,7 +1217,7 @@ int main(int argc, char * const argv[]) {
_exit(0);
}
check(!NOINTR(close(fds[0])));
- check(server = newCGIServer(localhostOnly, portMin, portMax,
+ check(server = newCGIServer(ipv6, portMin, portMax,
AJAX_TIMEOUT));
cgiServer = server;
setUpSSL(server);
--
1.7.6.5
component/shellinabox/buildout.cfg
View file @ c53fae30
......@@ -2,9 +2,16 @@
extends =
../zlib/buildout.cfg
../openssl/buildout.cfg
../patch/buildout.cfg
parts = shellinabox
[shellinabox-ipv6-patch]
recipe = hexagonit.recipe.download
filename = 0001-Switch-to-IPv6.patch
url = ${:_profile_base_location_}/${:filename}
download-only = true
[shellinabox]
recipe = hexagonit.recipe.cmmi
url = http://shellinabox.googlecode.com/files/shellinabox-2.10.tar.gz
......@@ -13,3 +20,7 @@ environment =
CFLAGS = -I${zlib:location}/include -I${openssl:location}/include
LDFLAGS = -L${zlib:location}/lib -Wl,-rpath=${zlib:location}/lib -L${openssl:location}/lib -Wl,-rpath=${openssl:location}/lib
PKG_CONFIG_PATH = ${openssl:location}/lib/pkgconfig/
patch-binary = ${patch:location}/bin/patch
patch-options = -p1
patches =
${shellinabox-ipv6-patch:location}/${shellinabox-ipv6-patch:filename}
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