hak5
/
openwrt-owl
mirror of https://github.com/hak5/openwrt-owl.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

uhttpd: switch to external git repo + cmake build system 

SVN-Revision: 33775
owl
Jo-Philipp Wich 2012-10-15 12:31:33 +00:00
parent 5b38fdd704
commit 14e14faa0b
17 changed files with 23 additions and 5848 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
package/network/services/uhttpd/Makefile
View File

@ -1,5 +1,5 @@
# #
# Copyright (C) 2010-2012 Jo-Philipp Wich <xm@subsignal.org> # Copyright (C) 2010-2012 Jo-Philipp Wich <jow@openwrt.org>
# #
# This is free software, licensed under the GNU General Public License v2. # This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information. # See /LICENSE for more information.
@ -8,9 +8,16 @@
include $(TOPDIR)/rules.mk include $(TOPDIR)/rules.mk
PKG_NAME:=uhttpd PKG_NAME:=uhttpd
PKG_RELEASE:=40 PKG_VERSION:=2012-10-15
PKG_RELEASE=$(PKG_SOURCE_VERSION)
PKG_SOURCE_PROTO:=git
PKG_SOURCE_URL:=git://nbd.name/uhttpd.git
PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
PKG_SOURCE_VERSION:=fa43d1a62864f912e4450affb9c86f3accbe026a
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
PKG_MAINTAINER:=Jo-Philipp Wich <jow@openwrt.org>
PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)
PKG_CONFIG_DEPENDS := \ PKG_CONFIG_DEPENDS := \
CONFIG_PACKAGE_uhttpd_debug \ CONFIG_PACKAGE_uhttpd_debug \
CONFIG_PACKAGE_uhttpd-mod-lua \ CONFIG_PACKAGE_uhttpd-mod-lua \
@ -20,13 +27,14 @@ PKG_CONFIG_DEPENDS := \
CONFIG_PACKAGE_uhttpd-mod-ubus CONFIG_PACKAGE_uhttpd-mod-ubus
include $(INCLUDE_DIR)/package.mk include $(INCLUDE_DIR)/package.mk
include $(INCLUDE_DIR)/cmake.mk
define Package/uhttpd/default define Package/uhttpd/default
SECTION:=net SECTION:=net
CATEGORY:=Network CATEGORY:=Network
SUBMENU:=Web Servers/Proxies SUBMENU:=Web Servers/Proxies
TITLE:=uHTTPd - tiny, single threaded HTTP server TITLE:=uHTTPd - tiny, single threaded HTTP server
MAINTAINER:=Jo-Philipp Wich <xm@subsignal.org>
endef endef
define Package/uhttpd define Package/uhttpd
@ -71,19 +79,18 @@ define Package/uhttpd-mod-tls/config
endchoice endchoice
endef endef
UHTTPD_TLS:= UHTTPD_TLS:=none
TLS_CFLAGS:= TLS_CFLAGS:=
TLS_LDFLAGS:= TLS_LDFLAGS:=
ifneq ($(CONFIG_PACKAGE_uhttpd-mod-tls_cyassl),) ifneq ($(CONFIG_PACKAGE_uhttpd-mod-tls_cyassl),)
UHTTPD_TLS:=cyassl UHTTPD_TLS:=cyassl
TLS_CFLAGS:=-I$(STAGING_DIR)/usr/include/cyassl -DTLS_IS_CYASSL TLS_CFLAGS:=-I$(STAGING_DIR)/usr/include/cyassl
TLS_LDFLAGS:=-lcyassl -lm TLS_LDFLAGS:=-lcyassl -lm
endif endif
ifneq ($(CONFIG_PACKAGE_uhttpd-mod-tls_openssl),) ifneq ($(CONFIG_PACKAGE_uhttpd-mod-tls_openssl),)
UHTTPD_TLS:=openssl UHTTPD_TLS:=openssl
TLS_CFLAGS:=-DTLS_IS_OPENSSL
TLS_LDFLAGS:=-lssl TLS_LDFLAGS:=-lssl
endif endif
@ -111,21 +118,16 @@ define Package/uhttpd-mod-ubus/description
endef endef
TARGET_CFLAGS += $(TLS_CFLAGS) $(if $(CONFIG_PACKAGE_uhttpd_debug),-DDEBUG) -ggdb3 TARGET_LDFLAGS += -lubox -lcrypt
TARGET_LDFLAGS += -lubox -Wl,-rpath-link=$(STAGING_DIR)/usr/lib
MAKE_VARS += \ CMAKE_OPTIONS += \
FPIC="$(FPIC)" \ -DDEBUG=$(if $(CONFIG_PACKAGE_uhttpd_debug),ON,OFF) \
LUA_SUPPORT="$(if $(CONFIG_PACKAGE_uhttpd-mod-lua),1)" \ -DLUA_SUPPORT=$(if $(CONFIG_PACKAGE_uhttpd-mod-lua),ON,OFF) \
TLS_SUPPORT="$(if $(CONFIG_PACKAGE_uhttpd-mod-tls),1)" \ -DUBUS_SUPPORT=$(if $(CONFIG_PACKAGE_uhttpd-mod-ubus),ON,OFF) \
UBUS_SUPPORT="$(if $(CONFIG_PACKAGE_uhttpd-mod-ubus),1)" \ -DTLS_SUPPORT=$(UHTTPD_TLS) \
UHTTPD_TLS="$(UHTTPD_TLS)" \ -DTLS_CFLAGS="$(TLS_CFLAGS)" \
TLS_CFLAGS="$(TLS_CFLAGS)" \ -DTLS_LDFLAGS="$(TLS_LDFLAGS)" \
TLS_LDFLAGS="$(TLS_LDFLAGS)"
define Build/Prepare
mkdir -p $(PKG_BUILD_DIR)
$(CP) ./src/* $(PKG_BUILD_DIR)/
endef
define Package/uhttpd/conffiles define Package/uhttpd/conffiles
/etc/config/uhttpd /etc/config/uhttpd

89
package/network/services/uhttpd/src/Makefile
View File

@ -1,89 +0,0 @@
CGI_SUPPORT ?= 1
LUA_SUPPORT ?= 1
TLS_SUPPORT ?= 1
UHTTPD_TLS ?= cyassl
CFLAGS ?= -I./lua-5.1.4/src $(TLS_CFLAGS) -O0 -ggdb3
LDFLAGS ?= -L./lua-5.1.4/src
CFLAGS += -Wall --std=gnu99
ifeq ($(UHTTPD_TLS),openssl)
TLS_LDFLAGS ?= -L./openssl-0.9.8m -lssl
TLS_CFLAGS ?= -I./openssl-0.9.8m/include -DTLS_IS_OPENSSL
else
TLS_LDFLAGS ?= -L./cyassl-1.4.0/src/.libs -lcyassl
TLS_CFLAGS ?= -I./cyassl-1.4.0/include -DTLS_IS_CYASSL
endif
OBJ := uhttpd.o uhttpd-file.o uhttpd-utils.o
LIB := -Wl,--export-dynamic -lcrypt -ldl
TLSLIB :=
LUALIB :=
HAVE_SHADOW=$(shell echo 'int main(void){ return !getspnam("root"); }' | \
$(CC) -include shadow.h -xc -o/dev/null - 2>/dev/null && echo yes)
ifeq ($(HAVE_SHADOW),yes)
CFLAGS += -DHAVE_SHADOW
endif
ifeq ($(TLS_SUPPORT),1)
CFLAGS += -DHAVE_TLS
endif
ifeq ($(CGI_SUPPORT),1)
CFLAGS += -DHAVE_CGI
endif
ifeq ($(LUA_SUPPORT),1)
CFLAGS += -DHAVE_LUA
endif
ifeq ($(UBUS_SUPPORT),1)
CFLAGS += -DHAVE_UBUS
endif
world: compile
ifeq ($(CGI_SUPPORT),1)
OBJ += uhttpd-cgi.o
endif
ifeq ($(LUA_SUPPORT),1)
LUALIB := uhttpd_lua.so
$(LUALIB): uhttpd-lua.c
$(CC) $(CFLAGS) $(LDFLAGS) $(FPIC) \
-shared -lm -llua -ldl \
-o $(LUALIB) uhttpd-lua.c
endif
ifeq ($(TLS_SUPPORT),1)
TLSLIB := uhttpd_tls.so
$(TLSLIB): uhttpd-tls.c
$(CC) $(CFLAGS) $(LDFLAGS) $(FPIC) \
-shared $(TLS_LDFLAGS) \
-o $(TLSLIB) uhttpd-tls.c
endif
ifeq ($(UBUS_SUPPORT),1)
UBUSLIB := uhttpd_ubus.so
$(UBUSLIB): uhttpd-ubus.c
$(CC) $(CFLAGS) $(LDFLAGS) $(FPIC) \
-shared -lubus -ljson -lblobmsg_json \
-o $(UBUSLIB) uhttpd-ubus.c
endif
%.o: %.c
$(CC) $(CFLAGS) -c -o $@ $<
compile: $(OBJ) $(TLSLIB) $(LUALIB) $(UBUSLIB)
$(CC) -o uhttpd $(LDFLAGS) $(OBJ) $(LIB)
clean:
rm -f *.o *.so uhttpd

556
package/network/services/uhttpd/src/uhttpd-cgi.c
View File

@ -1,556 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - CGI handler
*
* Copyright (C) 2010-2012 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "uhttpd.h"
#include "uhttpd-utils.h"
#include "uhttpd-cgi.h"
static bool
uh_cgi_header_parse(struct http_response *res, char *buf, int len, int *off)
{
char *bufptr = NULL;
char *hdrname = NULL;
int hdrcount = 0;
int pos = 0;
if (((bufptr = strfind(buf, len, "\r\n\r\n", 4)) != NULL) ||
((bufptr = strfind(buf, len, "\n\n", 2)) != NULL))
{
*off = (int)(bufptr - buf) + ((bufptr[0] == '\r') ? 4 : 2);
memset(res, 0, sizeof(*res));
res->statuscode = 200;
res->statusmsg = "OK";
bufptr = &buf[0];
for (pos = 0; pos < *off; pos++)
{
if (!hdrname && (buf[pos] == ':'))
{
buf[pos++] = 0;
if ((pos < len) && (buf[pos] == ' '))
pos++;
if (pos < len)
{
hdrname = bufptr;
bufptr = &buf[pos];
}
}
else if ((buf[pos] == '\r') || (buf[pos] == '\n'))
{
if (! hdrname)
break;
buf[pos++] = 0;
if ((pos < len) && (buf[pos] == '\n'))
pos++;
if (pos <= len)
{
if ((hdrcount+1) < array_size(res->headers))
{
if (!strcasecmp(hdrname, "Status"))
{
res->statuscode = atoi(bufptr);
if (res->statuscode < 100)
res->statuscode = 200;
if (((bufptr = strchr(bufptr, ' ')) != NULL) &&
(&bufptr[1] != 0))
{
res->statusmsg = &bufptr[1];
}
D("CGI: HTTP/1.x %03d %s\n",
res->statuscode, res->statusmsg);
}
else
{
D("CGI: HTTP: %s: %s\n", hdrname, bufptr);
res->headers[hdrcount++] = hdrname;
res->headers[hdrcount++] = bufptr;
}
bufptr = &buf[pos];
hdrname = NULL;
}
else
{
return false;
}
}
}
}
return true;
}
return false;
}
static char * uh_cgi_header_lookup(struct http_response *res,
const char *hdrname)
{
int i;
foreach_header(i, res->headers)
{
if (!strcasecmp(res->headers[i], hdrname))
return res->headers[i+1];
}
return NULL;
}
static void uh_cgi_shutdown(struct uh_cgi_state *state)
{
free(state);
}
static bool uh_cgi_socket_cb(struct client *cl)
{
int i, len, blen, hdroff;
char buf[UH_LIMIT_MSGHEAD];
struct uh_cgi_state *state = (struct uh_cgi_state *)cl->priv;
struct http_response *res = &cl->response;
struct http_request *req = &cl->request;
/* there is unread post data waiting */
while (state->content_length > 0)
{
/* remaining data in http head buffer ... */
if (cl->httpbuf.len > 0)
{
len = min(state->content_length, cl->httpbuf.len);
D("CGI: Child(%d) feed %d HTTP buffer bytes\n", cl->proc.pid, len);
memcpy(buf, cl->httpbuf.ptr, len);
cl->httpbuf.len -= len;
cl->httpbuf.ptr +=len;
}
/* read it from socket ... */
else
{
len = uh_tcp_recv(cl, buf,
min(state->content_length, sizeof(buf)));
if ((len < 0) && ((errno == EAGAIN) || (errno == EWOULDBLOCK)))
break;
D("CGI: Child(%d) feed %d/%d TCP socket bytes\n",
cl->proc.pid, len, min(state->content_length, sizeof(buf)));
}
if (len)
state->content_length -= len;
else
state->content_length = 0;
/* ... write to CGI process */
len = uh_raw_send(cl->wpipe.fd, buf, len,
cl->server->conf->script_timeout);
/* explicit EOF notification for the child */
if (state->content_length <= 0)
uh_ufd_remove(&cl->wpipe);
}
/* try to read data from child */
while ((len = uh_raw_recv(cl->rpipe.fd, buf, state->header_sent
? sizeof(buf) : state->httpbuf.len, -1)) > 0)
{
/* we have not pushed out headers yet, parse input */
if (!state->header_sent)
{
/* try to parse header ... */
memcpy(state->httpbuf.ptr, buf, len);
state->httpbuf.len -= len;
state->httpbuf.ptr += len;
blen = state->httpbuf.ptr - state->httpbuf.buf;
if (uh_cgi_header_parse(res, state->httpbuf.buf, blen, &hdroff))
{
/* write status */
ensure_out(uh_http_sendf(cl, NULL,
"%s %03d %s\r\n"
"Connection: close\r\n",
http_versions[req->version],
res->statuscode, res->statusmsg));
/* add Content-Type if no Location or Content-Type */
if (!uh_cgi_header_lookup(res, "Location") &&
!uh_cgi_header_lookup(res, "Content-Type"))
{
ensure_out(uh_http_send(cl, NULL,
"Content-Type: text/plain\r\n", -1));
}
/* if request was HTTP 1.1 we'll respond chunked */
if ((req->version > UH_HTTP_VER_1_0) &&
!uh_cgi_header_lookup(res, "Transfer-Encoding"))
{
ensure_out(uh_http_send(cl, NULL,
"Transfer-Encoding: chunked\r\n", -1));
}
/* write headers from CGI program */
foreach_header(i, res->headers)
{
ensure_out(uh_http_sendf(cl, NULL, "%s: %s\r\n",
res->headers[i], res->headers[i+1]));
}
/* terminate header */
ensure_out(uh_http_send(cl, NULL, "\r\n", -1));
state->header_sent = true;
/* push out remaining head buffer */
if (hdroff < blen)
{
D("CGI: Child(%d) relaying %d rest bytes\n",
cl->proc.pid, blen - hdroff);
ensure_out(uh_http_send(cl, req,
state->httpbuf.buf + hdroff,
blen - hdroff));
}
}
/* ... failed and head buffer exceeded */
else if (!state->httpbuf.len)
{
/* I would do this ...
*
* uh_cgi_error_500(cl, req,
* "The CGI program generated an "
* "invalid response:\n\n");
*
* ... but in order to stay as compatible as possible,
* treat whatever we got as text/plain response and
* build the required headers here.
*/
ensure_out(uh_http_sendf(cl, NULL,
"%s 200 OK\r\n"
"Content-Type: text/plain\r\n"
"%s\r\n",
http_versions[req->version],
(req->version > UH_HTTP_VER_1_0)
? "Transfer-Encoding: chunked\r\n" : ""
));
state->header_sent = true;
D("CGI: Child(%d) relaying %d invalid bytes\n",
cl->proc.pid, len);
ensure_out(uh_http_send(cl, req, buf, len));
}
}
else
{
/* headers complete, pass through buffer to socket */
D("CGI: Child(%d) relaying %d normal bytes\n", cl->proc.pid, len);
ensure_out(uh_http_send(cl, req, buf, len));
}
}
/* got EOF or read error from child */
if ((len == 0) ||
((errno != EAGAIN) && (errno != EWOULDBLOCK) && (len == -1)))
{
D("CGI: Child(%d) presumed dead [%s]\n", cl->proc.pid, strerror(errno));
goto out;
}
return true;
out:
if (!state->header_sent)
{
if (cl->timeout.pending)
uh_http_sendhf(cl, 502, "Bad Gateway",
"The CGI process did not produce any response\n");
else
uh_http_sendhf(cl, 504, "Gateway Timeout",
"The CGI process took too long to produce a "
"response\n");
}
else
{
uh_http_send(cl, req, "", 0);
}
uh_cgi_shutdown(state);
return false;
}
bool uh_cgi_request(struct client *cl, struct path_info *pi,
struct interpreter *ip)
{
int i;
int rfd[2] = { 0, 0 };
int wfd[2] = { 0, 0 };
pid_t child;
struct uh_cgi_state *state;
struct http_request *req = &cl->request;
/* allocate state */
if (!(state = malloc(sizeof(*state))))
{
uh_http_sendhf(cl, 500, "Internal Server Error", "Out of memory");
return false;
}
/* spawn pipes for me->child, child->me */
if ((pipe(rfd) < 0) || (pipe(wfd) < 0))
{
if (rfd[0] > 0) close(rfd[0]);
if (rfd[1] > 0) close(rfd[1]);
if (wfd[0] > 0) close(wfd[0]);
if (wfd[1] > 0) close(wfd[1]);
uh_http_sendhf(cl, 500, "Internal Server Error",
"Failed to create pipe: %s\n", strerror(errno));
return false;
}
/* fork off child process */
switch ((child = fork()))
{
/* oops */
case -1:
uh_http_sendhf(cl, 500, "Internal Server Error",
"Failed to fork child: %s\n", strerror(errno));
return false;
/* exec child */
case 0:
#ifdef DEBUG
sleep(atoi(getenv("UHTTPD_SLEEP_ON_FORK") ?: "0"));
#endif
/* do not leak parent epoll descriptor */
uloop_done();
/* close loose pipe ends */
close(rfd[0]);
close(wfd[1]);
/* patch stdout and stdin to pipes */
dup2(rfd[1], 1);
dup2(wfd[0], 0);
/* avoid leaking our pipe into child-child processes */
fd_cloexec(rfd[1]);
fd_cloexec(wfd[0]);
/* check for regular, world-executable file _or_ interpreter */
if (((pi->stat.st_mode & S_IFREG) &&
(pi->stat.st_mode & S_IXOTH)) || (ip != NULL))
{
/* build environment */
clearenv();
/* common information */
setenv("GATEWAY_INTERFACE", "CGI/1.1", 1);
setenv("SERVER_SOFTWARE", "uHTTPd", 1);
setenv("PATH", "/sbin:/usr/sbin:/bin:/usr/bin", 1);
#ifdef HAVE_TLS
/* https? */
if (cl->tls)
setenv("HTTPS", "on", 1);
#endif
/* addresses */
setenv("SERVER_NAME", sa_straddr(&cl->servaddr), 1);
setenv("SERVER_ADDR", sa_straddr(&cl->servaddr), 1);
setenv("SERVER_PORT", sa_strport(&cl->servaddr), 1);
setenv("REMOTE_HOST", sa_straddr(&cl->peeraddr), 1);
setenv("REMOTE_ADDR", sa_straddr(&cl->peeraddr), 1);
setenv("REMOTE_PORT", sa_strport(&cl->peeraddr), 1);
/* path information */
setenv("SCRIPT_NAME", pi->name, 1);
setenv("SCRIPT_FILENAME", pi->phys, 1);
setenv("DOCUMENT_ROOT", pi->root, 1);
setenv("QUERY_STRING", pi->query ? pi->query : "", 1);
if (pi->info)
setenv("PATH_INFO", pi->info, 1);
/* REDIRECT_STATUS, php-cgi wants it */
switch (req->redirect_status)
{
case 404:
setenv("REDIRECT_STATUS", "404", 1);
break;
default:
setenv("REDIRECT_STATUS", "200", 1);
break;
}
/* http version */
setenv("SERVER_PROTOCOL", http_versions[req->version], 1);
/* request method */
setenv("REQUEST_METHOD", http_methods[req->method], 1);
/* request url */
setenv("REQUEST_URI", req->url, 1);
/* remote user */
if (req->realm)
setenv("REMOTE_USER", req->realm->user, 1);
/* request message headers */
foreach_header(i, req->headers)
{
if (!strcasecmp(req->headers[i], "Accept"))
setenv("HTTP_ACCEPT", req->headers[i+1], 1);
else if (!strcasecmp(req->headers[i], "Accept-Charset"))
setenv("HTTP_ACCEPT_CHARSET", req->headers[i+1], 1);
else if (!strcasecmp(req->headers[i], "Accept-Encoding"))
setenv("HTTP_ACCEPT_ENCODING", req->headers[i+1], 1);
else if (!strcasecmp(req->headers[i], "Accept-Language"))
setenv("HTTP_ACCEPT_LANGUAGE", req->headers[i+1], 1);
else if (!strcasecmp(req->headers[i], "Authorization"))
setenv("HTTP_AUTHORIZATION", req->headers[i+1], 1);
else if (!strcasecmp(req->headers[i], "Connection"))
setenv("HTTP_CONNECTION", req->headers[i+1], 1);
else if (!strcasecmp(req->headers[i], "Cookie"))
setenv("HTTP_COOKIE", req->headers[i+1], 1);
else if (!strcasecmp(req->headers[i], "Host"))
setenv("HTTP_HOST", req->headers[i+1], 1);
else if (!strcasecmp(req->headers[i], "Referer"))
setenv("HTTP_REFERER", req->headers[i+1], 1);
else if (!strcasecmp(req->headers[i], "User-Agent"))
setenv("HTTP_USER_AGENT", req->headers[i+1], 1);
else if (!strcasecmp(req->headers[i], "Content-Type"))
setenv("CONTENT_TYPE", req->headers[i+1], 1);
else if (!strcasecmp(req->headers[i], "Content-Length"))
setenv("CONTENT_LENGTH", req->headers[i+1], 1);
}
/* execute child code ... */
if (chdir(pi->root))
perror("chdir()");
if (ip != NULL)
execl(ip->path, ip->path, pi->phys, NULL);
else
execl(pi->phys, pi->phys, NULL);
/* in case it fails ... */
printf("Status: 500 Internal Server Error\r\n\r\n"
"Unable to launch the requested CGI program:\n"
" %s: %s\n", ip ? ip->path : pi->phys, strerror(errno));
}
/* 403 */
else
{
printf("Status: 403 Forbidden\r\n\r\n"
"Access to this resource is forbidden\n");
}
close(wfd[0]);
close(rfd[1]);
exit(0);
break;
/* parent; handle I/O relaying */
default:
memset(state, 0, sizeof(*state));
cl->rpipe.fd = rfd[0];
cl->wpipe.fd = wfd[1];
cl->proc.pid = child;
/* make pipe non-blocking */
fd_nonblock(cl->rpipe.fd);
fd_nonblock(cl->wpipe.fd);
/* close unneeded pipe ends */
close(rfd[1]);
close(wfd[0]);
D("CGI: Child(%d) created: rfd(%d) wfd(%d)\n", child, rfd[0], wfd[1]);
state->httpbuf.ptr = state->httpbuf.buf;
state->httpbuf.len = sizeof(state->httpbuf.buf);
state->content_length = cl->httpbuf.len;
/* find content length */
if (req->method == UH_HTTP_MSG_POST)
{
foreach_header(i, req->headers)
{
if (!strcasecmp(req->headers[i], "Content-Length"))
{
state->content_length = atoi(req->headers[i+1]);
break;
}
}
}
cl->cb = uh_cgi_socket_cb;
cl->priv = state;
break;
}
return true;
}

43
package/network/services/uhttpd/src/uhttpd-cgi.h
View File

@ -1,43 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - CGI header
*
* Copyright (C) 2010-2012 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _UHTTPD_CGI_
#include <errno.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <linux/limits.h>
#include <time.h>
struct uh_cgi_state {
struct {
char buf[UH_LIMIT_MSGHEAD];
char *ptr;
int len;
} httpbuf;
int content_length;
bool header_sent;
};
bool uh_cgi_request(struct client *cl, struct path_info *pi,
struct interpreter *ip);
#endif

438
package/network/services/uhttpd/src/uhttpd-file.c
View File

@ -1,438 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - Static file handler
*
* Copyright (C) 2010-2012 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define _XOPEN_SOURCE 500 /* strptime() */
#define _BSD_SOURCE /* scandir(), timegm() */
#include "uhttpd.h"
#include "uhttpd-utils.h"
#include "uhttpd-file.h"
#include "uhttpd-mimetypes.h"
static const char * uh_file_mime_lookup(const char *path)
{
struct mimetype *m = &uh_mime_types[0];
const char *e;
while (m->extn)
{
e = &path[strlen(path)-1];
while (e >= path)
{
if ((*e == '.' || *e == '/') && !strcasecmp(&e[1], m->extn))
return m->mime;
e--;
}
m++;
}
return "application/octet-stream";
}
static const char * uh_file_mktag(struct stat *s)
{
static char tag[128];
snprintf(tag, sizeof(tag), "\"%x-%x-%x\"",
(unsigned int) s->st_ino,
(unsigned int) s->st_size,
(unsigned int) s->st_mtime);
return tag;
}
static time_t uh_file_date2unix(const char *date)
{
struct tm t;
memset(&t, 0, sizeof(t));
if (strptime(date, "%a, %d %b %Y %H:%M:%S %Z", &t) != NULL)
return timegm(&t);
return 0;
}
static char * uh_file_unix2date(time_t ts)
{
static char str[128];
struct tm *t = gmtime(&ts);
strftime(str, sizeof(str), "%a, %d %b %Y %H:%M:%S GMT", t);
return str;
}
static char * uh_file_header_lookup(struct client *cl, const char *name)
{
int i;
foreach_header(i, cl->request.headers)
{
if (!strcasecmp(cl->request.headers[i], name))
return cl->request.headers[i+1];
}
return NULL;
}
static int uh_file_response_ok_hdrs(struct client *cl, struct stat *s)
{
ensure_ret(uh_http_sendf(cl, NULL, "Connection: close\r\n"));
if (s)
{
ensure_ret(uh_http_sendf(cl, NULL, "ETag: %s\r\n", uh_file_mktag(s)));
ensure_ret(uh_http_sendf(cl, NULL, "Last-Modified: %s\r\n",
uh_file_unix2date(s->st_mtime)));
}
return uh_http_sendf(cl, NULL, "Date: %s\r\n", uh_file_unix2date(time(NULL)));
}
static int uh_file_response_200(struct client *cl, struct stat *s)
{
ensure_ret(uh_http_sendf(cl, NULL, "%s 200 OK\r\n",
http_versions[cl->request.version]));
return uh_file_response_ok_hdrs(cl, s);
}
static int uh_file_response_304(struct client *cl, struct stat *s)
{
ensure_ret(uh_http_sendf(cl, NULL, "%s 304 Not Modified\r\n",
http_versions[cl->request.version]));
return uh_file_response_ok_hdrs(cl, s);
}
static int uh_file_response_412(struct client *cl)
{
return uh_http_sendf(cl, NULL,
"%s 412 Precondition Failed\r\n"
"Connection: close\r\n",
http_versions[cl->request.version]);
}
static int uh_file_if_match(struct client *cl, struct stat *s, int *ok)
{
const char *tag = uh_file_mktag(s);
char *hdr = uh_file_header_lookup(cl, "If-Match");
char *p;
int i;
if (hdr)
{
p = &hdr[0];
for (i = 0; i < strlen(hdr); i++)
{
if ((hdr[i] == ' ') || (hdr[i] == ','))
{
hdr[i++] = 0;
p = &hdr[i];
}
else if (!strcmp(p, "*") || !strcmp(p, tag))
{
*ok = 1;
return *ok;
}
}
*ok = 0;
ensure_ret(uh_file_response_412(cl));
return *ok;
}
*ok = 1;
return *ok;
}
static int uh_file_if_modified_since(struct client *cl, struct stat *s, int *ok)
{
char *hdr = uh_file_header_lookup(cl, "If-Modified-Since");
*ok = 1;
if (hdr)
{
if (uh_file_date2unix(hdr) >= s->st_mtime)
{
*ok = 0;
ensure_ret(uh_file_response_304(cl, s));
}
}
return *ok;
}
static int uh_file_if_none_match(struct client *cl, struct stat *s, int *ok)
{
const char *tag = uh_file_mktag(s);
char *hdr = uh_file_header_lookup(cl, "If-None-Match");
char *p;
int i;
*ok = 1;
if (hdr)
{
p = &hdr[0];
for (i = 0; i < strlen(hdr); i++)
{
if ((hdr[i] == ' ') || (hdr[i] == ','))
{
hdr[i++] = 0;
p = &hdr[i];
}
else if (!strcmp(p, "*") || !strcmp(p, tag))
{
*ok = 0;
if ((cl->request.method == UH_HTTP_MSG_GET) ||
(cl->request.method == UH_HTTP_MSG_HEAD))
{
ensure_ret(uh_file_response_304(cl, s));
}
else
{
ensure_ret(uh_file_response_412(cl));
}
break;
}
}
}
return *ok;
}
static int uh_file_if_range(struct client *cl, struct stat *s, int *ok)
{
char *hdr = uh_file_header_lookup(cl, "If-Range");
*ok = 1;
if (hdr)
{
*ok = 0;
ensure_ret(uh_file_response_412(cl));
}
return *ok;
}
static int uh_file_if_unmodified_since(struct client *cl, struct stat *s,
int *ok)
{
char *hdr = uh_file_header_lookup(cl, "If-Unmodified-Since");
*ok = 1;
if (hdr)
{
if (uh_file_date2unix(hdr) <= s->st_mtime)
{
*ok = 0;
ensure_ret(uh_file_response_412(cl));
}
}
return *ok;
}
static int uh_file_scandir_filter_dir(const struct dirent *e)
{
return strcmp(e->d_name, ".") ? 1 : 0;
}
static void uh_file_dirlist(struct client *cl, struct path_info *pi)
{
int i;
int count = 0;
char filename[PATH_MAX];
char *pathptr;
struct dirent **files = NULL;
struct stat s;
ensure_out(uh_http_sendf(cl, &cl->request,
"<html><head><title>Index of %s</title></head>"
"<body><h1>Index of %s</h1><hr /><ol>",
pi->name, pi->name));
if ((count = scandir(pi->phys, &files, uh_file_scandir_filter_dir,
alphasort)) > 0)
{
memset(filename, 0, sizeof(filename));
memcpy(filename, pi->phys, sizeof(filename));
pathptr = &filename[strlen(filename)];
/* list subdirs */
for (i = 0; i < count; i++)
{
strncat(filename, files[i]->d_name,
sizeof(filename) - strlen(files[i]->d_name));
if (!stat(filename, &s) &&
(s.st_mode & S_IFDIR) && (s.st_mode & S_IXOTH))
{
ensure_out(uh_http_sendf(cl, &cl->request,
"<li><strong><a href='%s%s'>%s</a>/"
"</strong><br /><small>modified: %s"
"<br />directory - %.02f kbyte<br />"
"<br /></small></li>",
pi->name, files[i]->d_name,
files[i]->d_name,
uh_file_unix2date(s.st_mtime),
s.st_size / 1024.0));
}
*pathptr = 0;
}
/* list files */
for (i = 0; i < count; i++)
{
strncat(filename, files[i]->d_name,
sizeof(filename) - strlen(files[i]->d_name));
if (!stat(filename, &s) &&
!(s.st_mode & S_IFDIR) && (s.st_mode & S_IROTH))
{
ensure_out(uh_http_sendf(cl, &cl->request,
"<li><strong><a href='%s%s'>%s</a>"
"</strong><br /><small>modified: %s"
"<br />%s - %.02f kbyte<br />"
"<br /></small></li>",
pi->name, files[i]->d_name,
files[i]->d_name,
uh_file_unix2date(s.st_mtime),
uh_file_mime_lookup(filename),
s.st_size / 1024.0));
}
*pathptr = 0;
}
}
ensure_out(uh_http_sendf(cl, &cl->request, "</ol><hr /></body></html>"));
ensure_out(uh_http_sendf(cl, &cl->request, ""));
out:
if (files)
{
for (i = 0; i < count; i++)
free(files[i]);
free(files);
}
}
bool uh_file_request(struct client *cl, struct path_info *pi)
{
int rlen;
int ok = 1;
int fd = -1;
char buf[UH_LIMIT_MSGHEAD];
/* we have a file */
if ((pi->stat.st_mode & S_IFREG) && ((fd = open(pi->phys, O_RDONLY)) > 0))
{
/* test preconditions */
if (ok) ensure_out(uh_file_if_modified_since(cl, &pi->stat, &ok));
if (ok) ensure_out(uh_file_if_match(cl, &pi->stat, &ok));
if (ok) ensure_out(uh_file_if_range(cl, &pi->stat, &ok));
if (ok) ensure_out(uh_file_if_unmodified_since(cl, &pi->stat, &ok));
if (ok) ensure_out(uh_file_if_none_match(cl, &pi->stat, &ok));
if (ok > 0)
{
/* write status */
ensure_out(uh_file_response_200(cl, &pi->stat));
ensure_out(uh_http_sendf(cl, NULL, "Content-Type: %s\r\n",
uh_file_mime_lookup(pi->name)));
ensure_out(uh_http_sendf(cl, NULL, "Content-Length: %i\r\n",
pi->stat.st_size));
/* if request was HTTP 1.1 we'll respond chunked */
if ((cl->request.version > 1.0) &&
(cl->request.method != UH_HTTP_MSG_HEAD))
{
ensure_out(uh_http_send(cl, NULL,
"Transfer-Encoding: chunked\r\n", -1));
}
/* close header */
ensure_out(uh_http_send(cl, NULL, "\r\n", -1));
/* send body */
if (cl->request.method != UH_HTTP_MSG_HEAD)
{
/* pump file data */
while ((rlen = read(fd, buf, sizeof(buf))) > 0)
ensure_out(uh_http_send(cl, &cl->request, buf, rlen));
/* send trailer in chunked mode */
ensure_out(uh_http_send(cl, &cl->request, "", 0));
}
}
/* one of the preconditions failed, terminate opened header and exit */
else
{
ensure_out(uh_http_send(cl, NULL, "\r\n", -1));
}
}
/* directory */
else if ((pi->stat.st_mode & S_IFDIR) && !cl->server->conf->no_dirlists)
{
/* write status */
ensure_out(uh_file_response_200(cl, NULL));
if (cl->request.version > 1.0)
ensure_out(uh_http_send(cl, NULL,
"Transfer-Encoding: chunked\r\n", -1));
ensure_out(uh_http_send(cl, NULL,
"Content-Type: text/html\r\n\r\n", -1));
/* content */
uh_file_dirlist(cl, pi);
}
/* 403 */
else
{
ensure_out(uh_http_sendhf(cl, 403, "Forbidden",
"Access to this resource is forbidden"));
}
out:
if (fd > -1)
close(fd);
return false;
}

36
package/network/services/uhttpd/src/uhttpd-file.h
View File

@ -1,36 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - Static file header
*
* Copyright (C) 2010 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _UHTTPD_FILE_
#include <fcntl.h>
#include <time.h>
#include <strings.h>
#include <dirent.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <linux/limits.h>
struct mimetype {
const char *extn;
const char *mime;
};
bool uh_file_request(struct client *cl, struct path_info *pi);
#endif

579
package/network/services/uhttpd/src/uhttpd-lua.c
View File

@ -1,579 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - Lua handler
*
* Copyright (C) 2010-2012 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "uhttpd.h"
#include "uhttpd-utils.h"
#include "uhttpd-lua.h"
static int uh_lua_recv(lua_State *L)
{
size_t length;
char buffer[UH_LIMIT_MSGHEAD];
int to = 1;
int fd = fileno(stdin);
int rlen = 0;
length = luaL_checknumber(L, 1);
if ((length > 0) && (length <= sizeof(buffer)))
{
/* receive data */
rlen = uh_raw_recv(fd, buffer, length, to);
/* data read */
if (rlen > 0)
{
lua_pushnumber(L, rlen);
lua_pushlstring(L, buffer, rlen);
return 2;
}
/* eof */
else if (rlen == 0)
{
lua_pushnumber(L, 0);
return 1;
}
/* no, timeout and actually no data */
else
{
lua_pushnumber(L, -1);
return 1;
}
}
/* parameter error */
lua_pushnumber(L, -2);
return 1;
}
static int uh_lua_send_common(lua_State *L, bool chunked)
{
size_t length;
char chunk[16];
const char *buffer;
int rv;
int to = 1;
int fd = fileno(stdout);
int slen = 0;
buffer = luaL_checklstring(L, 1, &length);
if (chunked)
{
if (length > 0)
{
snprintf(chunk, sizeof(chunk), "%X\r\n", length);
ensure_out(rv = uh_raw_send(fd, chunk, strlen(chunk), to));
slen += rv;
ensure_out(rv = uh_raw_send(fd, buffer, length, to));
slen += rv;
ensure_out(rv = uh_raw_send(fd, "\r\n", 2, to));
slen += rv;
}
else
{
slen = uh_raw_send(fd, "0\r\n\r\n", 5, to);
}
}
else
{
slen = uh_raw_send(fd, buffer, length, to);
}
out:
lua_pushnumber(L, slen);
return 1;
}
static int uh_lua_send(lua_State *L)
{
return uh_lua_send_common(L, false);
}
static int uh_lua_sendc(lua_State *L)
{
return uh_lua_send_common(L, true);
}
static int uh_lua_str2str(lua_State *L, int (*xlate_func) (char *, int, const char *, int))
{
size_t inlen;
int outlen;
const char *inbuf;
char outbuf[UH_LIMIT_MSGHEAD];
inbuf = luaL_checklstring(L, 1, &inlen);
outlen = (* xlate_func)(outbuf, sizeof(outbuf), inbuf, inlen);
if (outlen < 0)
luaL_error(L, "%s on URL-encode codec",
(outlen==-1) ? "buffer overflow" : "malformed string");
lua_pushlstring(L, outbuf, outlen);
return 1;
}
static int uh_lua_urldecode(lua_State *L)
{
return uh_lua_str2str( L, uh_urldecode );
}
static int uh_lua_urlencode(lua_State *L)
{
return uh_lua_str2str( L, uh_urlencode );
}
lua_State * uh_lua_init(const struct config *conf)
{
lua_State *L = lua_open();
const char *err_str = NULL;
/* Load standard libaries */
luaL_openlibs(L);
/* build uhttpd api table */
lua_newtable(L);
/* register global send and receive functions */
lua_pushcfunction(L, uh_lua_recv);
lua_setfield(L, -2, "recv");
lua_pushcfunction(L, uh_lua_send);
lua_setfield(L, -2, "send");
lua_pushcfunction(L, uh_lua_sendc);
lua_setfield(L, -2, "sendc");
lua_pushcfunction(L, uh_lua_urldecode);
lua_setfield(L, -2, "urldecode");
lua_pushcfunction(L, uh_lua_urlencode);
lua_setfield(L, -2, "urlencode");
/* Pass the document-root to the Lua handler by placing it in
** uhttpd.docroot. It could alternatively be placed in env.DOCUMENT_ROOT
** which would more closely resemble the CGI protocol; but would mean that
** it is not available at the time when the handler-chunk is loaded but
** rather not until the handler is called, without any code savings. */
lua_pushstring(L, conf->docroot);
lua_setfield(L, -2, "docroot");
/* _G.uhttpd = { ... } */
lua_setfield(L, LUA_GLOBALSINDEX, "uhttpd");
/* load Lua handler */
switch (luaL_loadfile(L, conf->lua_handler))
{
case LUA_ERRSYNTAX:
fprintf(stderr,
"Lua handler contains syntax errors, unable to continue\n");
exit(1);
case LUA_ERRMEM:
fprintf(stderr,
"Lua handler ran out of memory, unable to continue\n");
exit(1);
case LUA_ERRFILE:
fprintf(stderr,
"Lua cannot open the handler script, unable to continue\n");
exit(1);
default:
/* compile Lua handler */
switch (lua_pcall(L, 0, 0, 0))
{
case LUA_ERRRUN:
err_str = luaL_checkstring(L, -1);
fprintf(stderr,
"Lua handler had runtime error, "
"unable to continue\n"
"Error: %s\n", err_str);
exit(1);
case LUA_ERRMEM:
err_str = luaL_checkstring(L, -1);
fprintf(stderr,
"Lua handler ran out of memory, "
"unable to continue\n"
"Error: %s\n", err_str);
exit(1);
default:
/* test handler function */
lua_getglobal(L, UH_LUA_CALLBACK);
if (! lua_isfunction(L, -1))
{
fprintf(stderr,
"Lua handler provides no "UH_LUA_CALLBACK"(), "
"unable to continue\n");
exit(1);
}
lua_pop(L, 1);
break;
}
break;
}
return L;
}
static void uh_lua_shutdown(struct uh_lua_state *state)
{
free(state);
}
static bool uh_lua_socket_cb(struct client *cl)
{
int len;
char buf[UH_LIMIT_MSGHEAD];
struct uh_lua_state *state = (struct uh_lua_state *)cl->priv;
/* there is unread post data waiting */
while (state->content_length > 0)
{
/* remaining data in http head buffer ... */
if (cl->httpbuf.len > 0)
{
len = min(state->content_length, cl->httpbuf.len);
D("Lua: Child(%d) feed %d HTTP buffer bytes\n", cl->proc.pid, len);
memcpy(buf, cl->httpbuf.ptr, len);
cl->httpbuf.len -= len;
cl->httpbuf.ptr += len;
}
/* read it from socket ... */
else
{
len = uh_tcp_recv(cl, buf, min(state->content_length, sizeof(buf)));
if ((len < 0) && ((errno == EAGAIN) || (errno == EWOULDBLOCK)))
break;
D("Lua: Child(%d) feed %d/%d TCP socket bytes\n",
cl->proc.pid, len, min(state->content_length, sizeof(buf)));
}
if (len)
state->content_length -= len;
else
state->content_length = 0;
/* ... write to Lua process */
len = uh_raw_send(cl->wpipe.fd, buf, len,
cl->server->conf->script_timeout);
/* explicit EOF notification for the child */
if (state->content_length <= 0)
uh_ufd_remove(&cl->wpipe);
}
/* try to read data from child */
while ((len = uh_raw_recv(cl->rpipe.fd, buf, sizeof(buf), -1)) > 0)
{
/* pass through buffer to socket */
D("Lua: Child(%d) relaying %d normal bytes\n", cl->proc.pid, len);
ensure_out(uh_tcp_send(cl, buf, len));
state->data_sent = true;
}
/* got EOF or read error from child */
if ((len == 0) ||
((errno != EAGAIN) && (errno != EWOULDBLOCK) && (len == -1)))
{
D("Lua: Child(%d) presumed dead [%s]\n",
cl->proc.pid, strerror(errno));
goto out;
}
return true;
out:
if (!state->data_sent)
{
if (cl->timeout.pending)
uh_http_sendhf(cl, 502, "Bad Gateway",
"The Lua process did not produce any response\n");
else
uh_http_sendhf(cl, 504, "Gateway Timeout",
"The Lua process took too long to produce a "
"response\n");
}
uh_lua_shutdown(state);
return false;
}
bool uh_lua_request(struct client *cl, lua_State *L)
{
int i;
char *query_string;
const char *prefix = cl->server->conf->lua_prefix;
const char *err_str = NULL;
int rfd[2] = { 0, 0 };
int wfd[2] = { 0, 0 };
pid_t child;
struct uh_lua_state *state;
struct http_request *req = &cl->request;
int content_length = cl->httpbuf.len;
/* allocate state */
if (!(state = malloc(sizeof(*state))))
{
uh_client_error(cl, 500, "Internal Server Error", "Out of memory");
return false;
}
/* spawn pipes for me->child, child->me */
if ((pipe(rfd) < 0) || (pipe(wfd) < 0))
{
if (rfd[0] > 0) close(rfd[0]);
if (rfd[1] > 0) close(rfd[1]);
if (wfd[0] > 0) close(wfd[0]);
if (wfd[1] > 0) close(wfd[1]);
uh_client_error(cl, 500, "Internal Server Error",
"Failed to create pipe: %s", strerror(errno));
return false;
}
switch ((child = fork()))
{
case -1:
uh_client_error(cl, 500, "Internal Server Error",
"Failed to fork child: %s", strerror(errno));
return false;
case 0:
#ifdef DEBUG
sleep(atoi(getenv("UHTTPD_SLEEP_ON_FORK") ?: "0"));
#endif
/* do not leak parent epoll descriptor */
uloop_done();
/* close loose pipe ends */
close(rfd[0]);
close(wfd[1]);
/* patch stdout and stdin to pipes */
dup2(rfd[1], 1);
dup2(wfd[0], 0);
/* avoid leaking our pipe into child-child processes */
fd_cloexec(rfd[1]);
fd_cloexec(wfd[0]);
/* put handler callback on stack */
lua_getglobal(L, UH_LUA_CALLBACK);
/* build env table */
lua_newtable(L);
/* request method */
lua_pushstring(L, http_methods[req->method]);
lua_setfield(L, -2, "REQUEST_METHOD");
/* request url */
lua_pushstring(L, req->url);
lua_setfield(L, -2, "REQUEST_URI");
/* script name */
lua_pushstring(L, cl->server->conf->lua_prefix);
lua_setfield(L, -2, "SCRIPT_NAME");
/* query string, path info */
if ((query_string = strchr(req->url, '?')) != NULL)
{
lua_pushstring(L, query_string + 1);
lua_setfield(L, -2, "QUERY_STRING");
if ((int)(query_string - req->url) > strlen(prefix))
{
lua_pushlstring(L,
&req->url[strlen(prefix)],
(int)(query_string - req->url) - strlen(prefix)
);
lua_setfield(L, -2, "PATH_INFO");
}
}
else if (strlen(req->url) > strlen(prefix))
{
lua_pushstring(L, &req->url[strlen(prefix)]);
lua_setfield(L, -2, "PATH_INFO");
}
/* http protcol version */
lua_pushnumber(L, 0.9 + (req->version / 10.0));
lua_setfield(L, -2, "HTTP_VERSION");
lua_pushstring(L, http_versions[req->version]);
lua_setfield(L, -2, "SERVER_PROTOCOL");
/* address information */
lua_pushstring(L, sa_straddr(&cl->peeraddr));
lua_setfield(L, -2, "REMOTE_ADDR");
lua_pushinteger(L, sa_port(&cl->peeraddr));
lua_setfield(L, -2, "REMOTE_PORT");
lua_pushstring(L, sa_straddr(&cl->servaddr));
lua_setfield(L, -2, "SERVER_ADDR");
lua_pushinteger(L, sa_port(&cl->servaddr));
lua_setfield(L, -2, "SERVER_PORT");
/* essential env vars */
foreach_header(i, req->headers)
{
if (!strcasecmp(req->headers[i], "Content-Length"))
{
content_length = atoi(req->headers[i+1]);
}
else if (!strcasecmp(req->headers[i], "Content-Type"))
{
lua_pushstring(L, req->headers[i+1]);
lua_setfield(L, -2, "CONTENT_TYPE");
}
}
lua_pushnumber(L, content_length);
lua_setfield(L, -2, "CONTENT_LENGTH");
/* misc. headers */
lua_newtable(L);
foreach_header(i, req->headers)
{
if( strcasecmp(req->headers[i], "Content-Length") &&
strcasecmp(req->headers[i], "Content-Type"))
{
lua_pushstring(L, req->headers[i+1]);
lua_setfield(L, -2, req->headers[i]);
}
}
lua_setfield(L, -2, "headers");
/* call */
switch (lua_pcall(L, 1, 0, 0))
{
case LUA_ERRMEM:
case LUA_ERRRUN:
err_str = luaL_checkstring(L, -1);
if (! err_str)
err_str = "Unknown error";
printf("%s 500 Internal Server Error\r\n"
"Connection: close\r\n"
"Content-Type: text/plain\r\n"
"Content-Length: %i\r\n\r\n"
"Lua raised a runtime error:\n %s\n",
http_versions[req->version],
31 + strlen(err_str), err_str);
break;
default:
break;
}
close(wfd[0]);
close(rfd[1]);
exit(0);
break;
/* parent; handle I/O relaying */
default:
memset(state, 0, sizeof(*state));
cl->rpipe.fd = rfd[0];
cl->wpipe.fd = wfd[1];
cl->proc.pid = child;
/* make pipe non-blocking */
fd_nonblock(cl->rpipe.fd);
fd_nonblock(cl->wpipe.fd);
/* close unneeded pipe ends */
close(rfd[1]);
close(wfd[0]);
D("Lua: Child(%d) created: rfd(%d) wfd(%d)\n", child, rfd[0], wfd[1]);
state->content_length = cl->httpbuf.len;
/* find content length */
if (req->method == UH_HTTP_MSG_POST)
{
foreach_header(i, req->headers)
{
if (!strcasecmp(req->headers[i], "Content-Length"))
{
state->content_length = atoi(req->headers[i+1]);
break;
}
}
}
cl->cb = uh_lua_socket_cb;
cl->priv = state;
break;
}
return true;
}
void uh_lua_close(lua_State *L)
{
lua_close(L);
}

44
package/network/services/uhttpd/src/uhttpd-lua.h
View File

@ -1,44 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - Lua header
*
* Copyright (C) 2010-2012 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _UHTTPD_LUA_
#include <math.h> /* floor() */
#include <errno.h>
#include <lua.h>
#include <lauxlib.h>
#include <lualib.h>
#define UH_LUA_CALLBACK "handle_request"
#define UH_LUA_ERR_TIMEOUT -1
#define UH_LUA_ERR_TOOBIG -2
#define UH_LUA_ERR_PARAM -3
struct uh_lua_state {
int content_length;
bool data_sent;
};
lua_State * uh_lua_init(const struct config *conf);
bool uh_lua_request(struct client *cl, lua_State *L);
void uh_lua_close(lua_State *L);
#endif

86
package/network/services/uhttpd/src/uhttpd-mimetypes.h
View File

@ -1,86 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - MIME type definitions
*
* Copyright (C) 2010 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _UHTTPD_MIMETYPES_
static struct mimetype uh_mime_types[] = {
{ "txt", "text/plain" },
{ "log", "text/plain" },
{ "js", "text/javascript" },
{ "css", "text/css" },
{ "htm", "text/html" },
{ "html", "text/html" },
{ "diff", "text/x-patch" },
{ "patch", "text/x-patch" },
{ "c", "text/x-csrc" },
{ "h", "text/x-chdr" },
{ "o", "text/x-object" },
{ "ko", "text/x-object" },
{ "bmp", "image/bmp" },
{ "gif", "image/gif" },
{ "png", "image/png" },
{ "jpg", "image/jpeg" },
{ "jpeg", "image/jpeg" },
{ "svg", "image/svg+xml" },
{ "zip", "application/zip" },
{ "pdf", "application/pdf" },
{ "xml", "application/xml" },
{ "xsl", "application/xml" },
{ "doc", "application/msword" },
{ "ppt", "application/vnd.ms-powerpoint" },
{ "xls", "application/vnd.ms-excel" },
{ "odt", "application/vnd.oasis.opendocument.text" },
{ "odp", "application/vnd.oasis.opendocument.presentation" },
{ "pl", "application/x-perl" },
{ "sh", "application/x-shellscript" },
{ "php", "application/x-php" },
{ "deb", "application/x-deb" },
{ "iso", "application/x-cd-image" },
{ "tar.gz", "application/x-compressed-tar" },
{ "tgz", "application/x-compressed-tar" },
{ "gz", "application/x-gzip" },
{ "tar.bz2", "application/x-bzip-compressed-tar" },
{ "tbz", "application/x-bzip-compressed-tar" },
{ "bz2", "application/x-bzip" },
{ "tar", "application/x-tar" },
{ "rar", "application/x-rar-compressed" },
{ "mp3", "audio/mpeg" },
{ "ogg", "audio/x-vorbis+ogg" },
{ "wav", "audio/x-wav" },
{ "mpg", "video/mpeg" },
{ "mpeg", "video/mpeg" },
{ "avi", "video/x-msvideo" },
{ "README", "text/plain" },
{ "log", "text/plain" },
{ "cfg", "text/plain" },
{ "conf", "text/plain" },
{ "pac", "application/x-ns-proxy-autoconfig" },
{ "wpad.dat", "application/x-ns-proxy-autoconfig" },
{ NULL, NULL }
};
#endif

170
package/network/services/uhttpd/src/uhttpd-tls.c
View File

@ -1,170 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - TLS helper
*
* Copyright (C) 2010 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "uhttpd.h"
#include "uhttpd-tls.h"
#include "uhttpd-utils.h"
#include <syslog.h>
#define dbg(...) syslog(LOG_INFO, __VA_ARGS__)
SSL_CTX * uh_tls_ctx_init(void)
{
SSL_CTX *c;
SSL_load_error_strings();
SSL_library_init();
#if TLS_IS_OPENSSL
if ((c = SSL_CTX_new(SSLv23_server_method())) != NULL)
#else
if ((c = SSL_CTX_new(TLSv1_server_method())) != NULL)
#endif
SSL_CTX_set_verify(c, SSL_VERIFY_NONE, NULL);
return c;
}
int uh_tls_ctx_cert(SSL_CTX *c, const char *file)
{
int rv;
if( (rv = SSL_CTX_use_certificate_file(c, file, SSL_FILETYPE_PEM)) < 1 )
rv = SSL_CTX_use_certificate_file(c, file, SSL_FILETYPE_ASN1);
return rv;
}
int uh_tls_ctx_key(SSL_CTX *c, const char *file)
{
int rv;
if( (rv = SSL_CTX_use_PrivateKey_file(c, file, SSL_FILETYPE_PEM)) < 1 )
rv = SSL_CTX_use_PrivateKey_file(c, file, SSL_FILETYPE_ASN1);
return rv;
}
void uh_tls_ctx_free(struct listener *l)
{
SSL_CTX_free(l->tls);
}
int uh_tls_client_accept(struct client *c)
{
int rv, err;
int fd = c->fd.fd;
if (!c->server || !c->server->tls)
{
c->tls = NULL;
return 1;
}
if ((c->tls = SSL_new(c->server->tls)))
{
if ((rv = SSL_set_fd(c->tls, fd)) < 1)
{
SSL_free(c->tls);
c->tls = NULL;
}
else
{
while (true)
{
rv = SSL_accept(c->tls);
err = SSL_get_error(c->tls, rv);
if ((rv != 1) &&
(err == SSL_ERROR_WANT_READ || err == SSL_ERROR_WANT_WRITE))
{
if (uh_socket_wait(fd, c->server->conf->network_timeout,
(err == SSL_ERROR_WANT_WRITE)))
{
D("TLS: accept(%d) = retry\n", fd);
continue;
}
D("TLS: accept(%d) = timeout\n", fd);
}
else if (rv == 1)
{
D("TLS: accept(%d) = %p\n", fd, c->tls);
return 1;
}
#ifdef TLS_IS_OPENSSL
D("TLS: accept(%d) = failed: %s\n",
fd, ERR_error_string(ERR_get_error(), NULL));
#endif
SSL_free(c->tls);
c->tls = NULL;
break;
}
}
}
return 0;
}
int uh_tls_client_recv(struct client *c, char *buf, int len)
{
int rv = SSL_read(c->tls, buf, len);
int err = SSL_get_error(c->tls, 0);
if ((rv == -1) && (err == SSL_ERROR_WANT_READ))
{
D("TLS: recv(%d, %d) = retry\n", c->fd.fd, len);
errno = EAGAIN;
return -1;
}
D("TLS: recv(%d, %d) = %d\n", c->fd.fd, len, rv);
return rv;
}
int uh_tls_client_send(struct client *c, const char *buf, int len)
{
int rv = SSL_write(c->tls, buf, len);
int err = SSL_get_error(c->tls, 0);
if ((rv == -1) && (err == SSL_ERROR_WANT_WRITE))
{
D("TLS: send(%d, %d) = retry\n", c->fd.fd, len);
errno = EAGAIN;
return -1;
}
D("TLS: send(%d, %d) = %d\n", c->fd.fd, len, rv);
return rv;
}
void uh_tls_client_close(struct client *c)
{
if (c->tls)
{
D("TLS: close(%d)\n", c->fd.fd);
SSL_shutdown(c->tls);
SSL_free(c->tls);
c->tls = NULL;
}
}

36
package/network/services/uhttpd/src/uhttpd-tls.h
View File

@ -1,36 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - TLS header
*
* Copyright (C) 2010 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _UHTTPD_TLS_
#include <openssl/ssl.h>
#ifdef TLS_IS_OPENSSL
#include <openssl/err.h>
#endif
SSL_CTX * uh_tls_ctx_init();
int uh_tls_ctx_cert(SSL_CTX *c, const char *file);
int uh_tls_ctx_key(SSL_CTX *c, const char *file);
void uh_tls_ctx_free(struct listener *l);
int uh_tls_client_accept(struct client *c);
int uh_tls_client_recv(struct client *c, char *buf, int len);
int uh_tls_client_send(struct client *c, const char *buf, int len);
void uh_tls_client_close(struct client *c);
#endif

957
package/network/services/uhttpd/src/uhttpd-ubus.c
View File

@ -1,957 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - ubus handler
*
* Copyright (C) 2012 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "uhttpd.h"
#include "uhttpd-utils.h"
#include "uhttpd-ubus.h"
enum {
UH_UBUS_SN_TIMEOUT,
__UH_UBUS_SN_MAX,
};
static const struct blobmsg_policy new_policy[__UH_UBUS_SN_MAX] = {
[UH_UBUS_SN_TIMEOUT] = { .name = "timeout", .type = BLOBMSG_TYPE_INT32 },
};
enum {
UH_UBUS_SI_SID,
__UH_UBUS_SI_MAX,
};
static const struct blobmsg_policy sid_policy[__UH_UBUS_SI_MAX] = {
[UH_UBUS_SI_SID] = { .name = "sid", .type = BLOBMSG_TYPE_STRING },
};
enum {
UH_UBUS_SS_SID,
UH_UBUS_SS_VALUES,
__UH_UBUS_SS_MAX,
};
static const struct blobmsg_policy set_policy[__UH_UBUS_SS_MAX] = {
[UH_UBUS_SS_SID] = { .name = "sid", .type = BLOBMSG_TYPE_STRING },
[UH_UBUS_SS_VALUES] = { .name = "values", .type = BLOBMSG_TYPE_TABLE },
};
enum {
UH_UBUS_SG_SID,
UH_UBUS_SG_KEYS,
__UH_UBUS_SG_MAX,
};
static const struct blobmsg_policy get_policy[__UH_UBUS_SG_MAX] = {
[UH_UBUS_SG_SID] = { .name = "sid", .type = BLOBMSG_TYPE_STRING },
[UH_UBUS_SG_KEYS] = { .name = "keys", .type = BLOBMSG_TYPE_ARRAY },
};
enum {
UH_UBUS_SA_SID,
UH_UBUS_SA_OBJECTS,
__UH_UBUS_SA_MAX,
};
static const struct blobmsg_policy acl_policy[__UH_UBUS_SA_MAX] = {
[UH_UBUS_SA_SID] = { .name = "sid", .type = BLOBMSG_TYPE_STRING },
[UH_UBUS_SA_OBJECTS] = { .name = "objects", .type = BLOBMSG_TYPE_ARRAY },
};
static bool
uh_ubus_strmatch(const char *str, const char *pat)
{
while (*pat)
{
if (*pat == '?')
{
if (!*str)
return false;
str++;
pat++;
}
else if (*pat == '*')
{
if (uh_ubus_strmatch(str, pat+1))
return true;
if (*str && uh_ubus_strmatch(str+1, pat))
return true;
return false;
}
else if (*str++ != *pat++)
{
return false;
}
}
return (!*str && !*pat);
}
static int
uh_ubus_avlcmp(const void *k1, const void *k2, void *ptr)
{
return strcmp((char *)k1, (char *)k2);
}
static void
uh_ubus_random(char *dest)
{
int i;
unsigned char buf[16] = { 0 };
FILE *f;
if ((f = fopen("/dev/urandom", "r")) != NULL)
{
fread(buf, 1, sizeof(buf), f);
fclose(f);
}
for (i = 0; i < sizeof(buf); i++)
sprintf(dest + (i<<1), "%02x", buf[i]);
}
static void
uh_ubus_session_dump_data(struct uh_ubus_session *ses, struct blob_buf *b)
{
struct uh_ubus_session_data *d;
avl_for_each_element(&ses->data, d, avl)
{
blobmsg_add_field(b, blobmsg_type(d->attr), blobmsg_name(d->attr),
blobmsg_data(d->attr), blobmsg_data_len(d->attr));
}
}
static void
uh_ubus_session_dump_acls(struct uh_ubus_session *ses, struct blob_buf *b)
{
struct uh_ubus_session_acl *acl;
const char *lastobj = NULL;
void *c = NULL;
avl_for_each_element(&ses->acls, acl, avl)
{
if (!lastobj || strcmp(acl->object, lastobj))
{
if (c) blobmsg_close_array(b, c);
c = blobmsg_open_array(b, acl->object);
}
blobmsg_add_string(b, NULL, acl->function);
lastobj = acl->object;
}
if (c) blobmsg_close_array(b, c);
}
static void
uh_ubus_session_dump(struct uh_ubus_session *ses,
struct ubus_context *ctx,
struct ubus_request_data *req)
{
void *c;
struct blob_buf b;
memset(&b, 0, sizeof(b));
blob_buf_init(&b, 0);
blobmsg_add_string(&b, "sid", ses->id);
blobmsg_add_u32(&b, "timeout", ses->timeout);
blobmsg_add_u32(&b, "touched", ses->touched.tv_sec);
c = blobmsg_open_table(&b, "acls");
uh_ubus_session_dump_acls(ses, &b);
blobmsg_close_table(&b, c);
c = blobmsg_open_table(&b, "data");
uh_ubus_session_dump_data(ses, &b);
blobmsg_close_table(&b, c);
ubus_send_reply(ctx, req, b.head);
blob_buf_free(&b);
}
static struct uh_ubus_session *
uh_ubus_session_create(struct uh_ubus_state *state, int timeout)
{
struct uh_ubus_session *ses;
ses = malloc(sizeof(*ses));
/* failed to allocate memory... */
if (!ses)
return NULL;
memset(ses, 0, sizeof(*ses));
uh_ubus_random(ses->id);
ses->timeout = timeout;
ses->avl.key = ses->id;
avl_insert(&state->sessions, &ses->avl);
avl_init(&ses->acls, uh_ubus_avlcmp, true, NULL);
avl_init(&ses->data, uh_ubus_avlcmp, false, NULL);
clock_gettime(CLOCK_MONOTONIC, &ses->touched);
return ses;
}
static struct uh_ubus_session *
uh_ubus_session_get(struct uh_ubus_state *state, const char *id)
{
struct uh_ubus_session *ses;
ses = avl_find_element(&state->sessions, id, ses, avl);
if (ses)
clock_gettime(CLOCK_MONOTONIC, &ses->touched);
return ses;
}
static void
uh_ubus_session_destroy(struct uh_ubus_state *state,
struct uh_ubus_session *ses)
{
struct uh_ubus_session_acl *acl, *nacl;
struct uh_ubus_session_data *data, *ndata;
avl_remove_all_elements(&ses->acls, acl, avl, nacl)
free(acl);
avl_remove_all_elements(&ses->data, data, avl, ndata)
free(data);
avl_delete(&state->sessions, &ses->avl);
free(ses);
}
static void
uh_ubus_session_cleanup(struct uh_ubus_state *state)
{
struct timespec now;
struct uh_ubus_session *ses, *nses;
clock_gettime(CLOCK_MONOTONIC, &now);
avl_for_each_element_safe(&state->sessions, ses, avl, nses)
{
if ((now.tv_sec - ses->touched.tv_sec) >= ses->timeout)
uh_ubus_session_destroy(state, ses);
}
}
static int
uh_ubus_handle_create(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
struct uh_ubus_state *state = container_of(obj, struct uh_ubus_state, ubus);
struct uh_ubus_session *ses;
struct blob_attr *tb[__UH_UBUS_SN_MAX];
int timeout = state->timeout;
blobmsg_parse(new_policy, __UH_UBUS_SN_MAX, tb, blob_data(msg), blob_len(msg));
/* TODO: make this a uloop timeout */
uh_ubus_session_cleanup(state);
if (tb[UH_UBUS_SN_TIMEOUT])
timeout = *(uint32_t *)blobmsg_data(tb[UH_UBUS_SN_TIMEOUT]);
ses = uh_ubus_session_create(state, timeout);
if (ses)
uh_ubus_session_dump(ses, ctx, req);
return 0;
}
static int
uh_ubus_handle_list(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
struct uh_ubus_state *state = container_of(obj, struct uh_ubus_state, ubus);
struct uh_ubus_session *ses;
struct blob_attr *tb[__UH_UBUS_SI_MAX];
blobmsg_parse(sid_policy, __UH_UBUS_SI_MAX, tb, blob_data(msg), blob_len(msg));
/* TODO: make this a uloop timeout */
uh_ubus_session_cleanup(state);
if (!tb[UH_UBUS_SI_SID])
{
avl_for_each_element(&state->sessions, ses, avl)
uh_ubus_session_dump(ses, ctx, req);
}
else
{
ses = uh_ubus_session_get(state, blobmsg_data(tb[UH_UBUS_SI_SID]));
if (!ses)
return UBUS_STATUS_NOT_FOUND;
uh_ubus_session_dump(ses, ctx, req);
}
return 0;
}
static int
uh_ubus_session_grant(struct uh_ubus_session *ses, struct ubus_context *ctx,
const char *object, const char *function)
{
struct uh_ubus_session_acl *acl, *nacl;
acl = avl_find_element(&ses->acls, object, acl, avl);
if (acl)
{
avl_for_element_to_last(&ses->acls, acl, acl, avl)
{
if (!strcmp(acl->function, function))
return 1;
}
}
nacl = malloc(sizeof(*nacl) + strlen(object) + strlen(function) + 2);
if (nacl)
{
memset(nacl, 0, sizeof(*nacl));
nacl->function = nacl->object + 1;
nacl->function += sprintf(nacl->object, "%s", object);
sprintf(nacl->function, "%s", function);
nacl->avl.key = nacl->object;
avl_insert(&ses->acls, &nacl->avl);
}
return 0;
}
static int
uh_ubus_session_revoke(struct uh_ubus_session *ses, struct ubus_context *ctx,
const char *object, const char *function)
{
struct uh_ubus_session_acl *acl, *nacl;
if (!object && !function)
{
avl_remove_all_elements(&ses->acls, acl, avl, nacl)
free(acl);
}
else
{
avl_for_each_element_safe(&ses->acls, acl, avl, nacl)
{
if (uh_ubus_strmatch(acl->object, object) &&
uh_ubus_strmatch(acl->function, function))
{
avl_delete(&ses->acls, &acl->avl);
free(acl);
}
}
}
return 0;
}
static int
uh_ubus_handle_grant(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
struct uh_ubus_state *state = container_of(obj, struct uh_ubus_state, ubus);
struct uh_ubus_session *ses;
struct blob_attr *tb[__UH_UBUS_SA_MAX];
struct blob_attr *attr, *sattr;
const char *object, *function;
int rem1, rem2;
blobmsg_parse(acl_policy, __UH_UBUS_SA_MAX, tb, blob_data(msg), blob_len(msg));
if (!tb[UH_UBUS_SA_SID] || !tb[UH_UBUS_SA_OBJECTS])
return UBUS_STATUS_INVALID_ARGUMENT;
ses = uh_ubus_session_get(state, blobmsg_data(tb[UH_UBUS_SA_SID]));
if (!ses)
return UBUS_STATUS_NOT_FOUND;
blobmsg_for_each_attr(attr, tb[UH_UBUS_SA_OBJECTS], rem1)
{
if (blob_id(attr) != BLOBMSG_TYPE_ARRAY)
continue;
object = NULL;
function = NULL;
blobmsg_for_each_attr(sattr, attr, rem2)
{
if (blob_id(sattr) != BLOBMSG_TYPE_STRING)
continue;
if (!object)
object = blobmsg_data(sattr);
else if (!function)
function = blobmsg_data(sattr);
else
break;
}
if (object && function)
uh_ubus_session_grant(ses, ctx, object, function);
}
return 0;
}
static int
uh_ubus_handle_revoke(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
struct uh_ubus_state *state = container_of(obj, struct uh_ubus_state, ubus);
struct uh_ubus_session *ses;
struct blob_attr *tb[__UH_UBUS_SA_MAX];
struct blob_attr *attr, *sattr;
const char *object, *function;
int rem1, rem2;
blobmsg_parse(acl_policy, __UH_UBUS_SA_MAX, tb, blob_data(msg), blob_len(msg));
if (!tb[UH_UBUS_SA_SID])
return UBUS_STATUS_INVALID_ARGUMENT;
ses = uh_ubus_session_get(state, blobmsg_data(tb[UH_UBUS_SA_SID]));
if (!ses)
return UBUS_STATUS_NOT_FOUND;
if (!tb[UH_UBUS_SA_OBJECTS])
{
uh_ubus_session_revoke(ses, ctx, NULL, NULL);
}
else
{
blobmsg_for_each_attr(attr, tb[UH_UBUS_SA_OBJECTS], rem1)
{
if (blob_id(attr) != BLOBMSG_TYPE_ARRAY)
continue;
object = NULL;
function = NULL;
blobmsg_for_each_attr(sattr, attr, rem2)
{
if (blob_id(sattr) != BLOBMSG_TYPE_STRING)
continue;
if (!object)
object = blobmsg_data(sattr);
else if (!function)
function = blobmsg_data(sattr);
else
break;
}
if (object && function)
uh_ubus_session_revoke(ses, ctx, object, function);
}
}
return 0;
}
static int
uh_ubus_handle_set(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
struct uh_ubus_state *state = container_of(obj, struct uh_ubus_state, ubus);
struct uh_ubus_session *ses;
struct uh_ubus_session_data *data;
struct blob_attr *tb[__UH_UBUS_SA_MAX];
struct blob_attr *attr;
int rem;
blobmsg_parse(set_policy, __UH_UBUS_SS_MAX, tb, blob_data(msg), blob_len(msg));
if (!tb[UH_UBUS_SS_SID] || !tb[UH_UBUS_SS_VALUES])
return UBUS_STATUS_INVALID_ARGUMENT;
ses = uh_ubus_session_get(state, blobmsg_data(tb[UH_UBUS_SS_SID]));
if (!ses)
return UBUS_STATUS_NOT_FOUND;
blobmsg_for_each_attr(attr, tb[UH_UBUS_SS_VALUES], rem)
{
if (!blobmsg_name(attr)[0])
continue;
data = avl_find_element(&ses->data, blobmsg_name(attr), data, avl);
if (data)
{
avl_delete(&ses->data, &data->avl);
free(data);
}
data = malloc(sizeof(*data) + blob_pad_len(attr));
if (!data)
break;
memset(data, 0, sizeof(*data) + blob_pad_len(attr));
memcpy(data->attr, attr, blob_pad_len(attr));
data->avl.key = blobmsg_name(data->attr);
avl_insert(&ses->data, &data->avl);
}
return 0;
}
static int
uh_ubus_handle_get(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
struct uh_ubus_state *state = container_of(obj, struct uh_ubus_state, ubus);
struct uh_ubus_session *ses;
struct uh_ubus_session_data *data;
struct blob_attr *tb[__UH_UBUS_SA_MAX];
struct blob_attr *attr;
struct blob_buf b;
void *c;
int rem;
blobmsg_parse(get_policy, __UH_UBUS_SG_MAX, tb, blob_data(msg), blob_len(msg));
if (!tb[UH_UBUS_SG_SID])
return UBUS_STATUS_INVALID_ARGUMENT;
ses = uh_ubus_session_get(state, blobmsg_data(tb[UH_UBUS_SG_SID]));
if (!ses)
return UBUS_STATUS_NOT_FOUND;
memset(&b, 0, sizeof(b));
blob_buf_init(&b, 0);
c = blobmsg_open_table(&b, "values");
if (!tb[UH_UBUS_SG_KEYS])
{
uh_ubus_session_dump_data(ses, &b);
}
else
{
blobmsg_for_each_attr(attr, tb[UH_UBUS_SG_KEYS], rem)
{
if (blob_id(attr) != BLOBMSG_TYPE_STRING)
continue;
data = avl_find_element(&ses->data, blobmsg_data(attr), data, avl);
if (!data)
continue;
blobmsg_add_field(&b, blobmsg_type(data->attr),
blobmsg_name(data->attr),
blobmsg_data(data->attr),
blobmsg_data_len(data->attr));
}
}
blobmsg_close_table(&b, c);
ubus_send_reply(ctx, req, b.head);
blob_buf_free(&b);
return 0;
}
static int
uh_ubus_handle_unset(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
struct uh_ubus_state *state = container_of(obj, struct uh_ubus_state, ubus);
struct uh_ubus_session *ses;
struct uh_ubus_session_data *data, *ndata;
struct blob_attr *tb[__UH_UBUS_SA_MAX];
struct blob_attr *attr;
int rem;
blobmsg_parse(get_policy, __UH_UBUS_SG_MAX, tb, blob_data(msg), blob_len(msg));
if (!tb[UH_UBUS_SG_SID])
return UBUS_STATUS_INVALID_ARGUMENT;
ses = uh_ubus_session_get(state, blobmsg_data(tb[UH_UBUS_SG_SID]));
if (!ses)
return UBUS_STATUS_NOT_FOUND;
if (!tb[UH_UBUS_SG_KEYS])
{
avl_remove_all_elements(&ses->data, data, avl, ndata)
free(data);
}
else
{
blobmsg_for_each_attr(attr, tb[UH_UBUS_SG_KEYS], rem)
{
if (blob_id(attr) != BLOBMSG_TYPE_STRING)
continue;
data = avl_find_element(&ses->data, blobmsg_data(attr), data, avl);
if (!data)
continue;
avl_delete(&ses->data, &data->avl);
free(data);
}
}
return 0;
}
static int
uh_ubus_handle_destroy(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
struct uh_ubus_state *state = container_of(obj, struct uh_ubus_state, ubus);
struct uh_ubus_session *ses;
struct blob_attr *tb[__UH_UBUS_SA_MAX];
blobmsg_parse(sid_policy, __UH_UBUS_SI_MAX, tb, blob_data(msg), blob_len(msg));
if (!tb[UH_UBUS_SI_SID])
return UBUS_STATUS_INVALID_ARGUMENT;
ses = uh_ubus_session_get(state, blobmsg_data(tb[UH_UBUS_SI_SID]));
if (!ses)
return UBUS_STATUS_NOT_FOUND;
uh_ubus_session_destroy(state, ses);
return 0;
}
struct uh_ubus_state *
uh_ubus_init(const struct config *conf)
{
int rv;
struct uh_ubus_state *state;
struct ubus_object *session_object;
static struct ubus_method session_methods[] = {
UBUS_METHOD("create", uh_ubus_handle_create, new_policy),
UBUS_METHOD("list", uh_ubus_handle_list, sid_policy),
UBUS_METHOD("grant", uh_ubus_handle_grant, acl_policy),
UBUS_METHOD("revoke", uh_ubus_handle_revoke, acl_policy),
UBUS_METHOD("set", uh_ubus_handle_set, set_policy),
UBUS_METHOD("get", uh_ubus_handle_get, get_policy),
UBUS_METHOD("unset", uh_ubus_handle_unset, get_policy),
UBUS_METHOD("destroy", uh_ubus_handle_destroy, sid_policy),
};
static struct ubus_object_type session_type =
UBUS_OBJECT_TYPE("uhttpd", session_methods);
state = malloc(sizeof(*state));
if (!state)
{
fprintf(stderr, "Unable to allocate memory for ubus state\n");
exit(1);
}
memset(state, 0, sizeof(*state));
state->ctx = ubus_connect(conf->ubus_socket);
state->timeout = conf->script_timeout;
if (!state->ctx)
{
fprintf(stderr, "Unable to connect to ubus socket\n");
exit(1);
}
ubus_add_uloop(state->ctx);
session_object = &state->ubus;
session_object->name = "session";
session_object->type = &session_type;
session_object->methods = session_methods;
session_object->n_methods = ARRAY_SIZE(session_methods);
rv = ubus_add_object(state->ctx, &state->ubus);
if (rv)
{
fprintf(stderr, "Unable to publish ubus object: %s\n",
ubus_strerror(rv));
exit(1);
}
blob_buf_init(&state->buf, 0);
avl_init(&state->sessions, uh_ubus_avlcmp, false, NULL);
return state;
}
static bool
uh_ubus_request_parse_url(struct client *cl, char **sid, char **obj, char **fun)
{
char *url = cl->request.url + strlen(cl->server->conf->ubus_prefix);
for (; url && *url == '/'; *url++ = 0);
*sid = url;
for (url = url ? strchr(url, '/') : NULL; url && *url == '/'; *url++ = 0);
*obj = url;
for (url = url ? strchr(url, '/') : NULL; url && *url == '/'; *url++ = 0);
*fun = url;
for (url = url ? strchr(url, '/') : NULL; url && *url == '/'; *url++ = 0);
return (*sid && *obj && *fun);
}
static bool
uh_ubus_request_parse_post(struct client *cl, int len, struct blob_buf *b)
{
int rlen;
bool rv = false;
char buf[UH_LIMIT_MSGHEAD];
struct json_object *obj = NULL;
struct json_tokener *tok = NULL;
if (!len)
return NULL;
memset(b, 0, sizeof(*b));
blob_buf_init(b, 0);
tok = json_tokener_new();
while (len > 0)
{
/* remaining data in http head buffer ... */
if (cl->httpbuf.len > 0)
{
rlen = min(len, cl->httpbuf.len);
D("ubus: feed %d HTTP buffer bytes\n", rlen);
memcpy(buf, cl->httpbuf.ptr, rlen);
cl->httpbuf.len -= rlen;
cl->httpbuf.ptr += rlen;
}
/* read it from socket ... */
else
{
ensure_out(rlen = uh_tcp_recv(cl, buf, min(len, sizeof(buf))));
if ((rlen < 0) && ((errno == EAGAIN) || (errno == EWOULDBLOCK)))
break;
D("ubus: feed %d/%d TCP socket bytes\n",
rlen, min(len, sizeof(buf)));
}
obj = json_tokener_parse_ex(tok, buf, rlen);
len -= rlen;
if (tok->err != json_tokener_continue && !is_error(obj))
break;
}
out:
if (!is_error(obj))
{
if (json_object_get_type(obj) == json_type_object)
{
rv = true;
json_object_object_foreach(obj, key, val)
{
if (!blobmsg_add_json_element(b, key, val))
{
rv = false;
break;
}
}
}
json_object_put(obj);
}
json_tokener_free(tok);
if (!rv)
blob_buf_free(b);
return rv;
}
static void
uh_ubus_request_cb(struct ubus_request *req, int type, struct blob_attr *msg)
{
int len;
char *str;
struct client *cl = (struct client *)req->priv;
if (!msg)
{
uh_http_sendhf(cl, 204, "No content", "Function did not return data\n");
return;
}
str = blobmsg_format_json_indent(msg, true, 0);
len = strlen(str);
ensure_out(uh_http_sendf(cl, NULL, "HTTP/1.0 200 OK\r\n"));
ensure_out(uh_http_sendf(cl, NULL, "Content-Type: application/json\r\n"));
ensure_out(uh_http_sendf(cl, NULL, "Content-Length: %i\r\n\r\n", len));
ensure_out(uh_http_send(cl, NULL, str, len));
out:
free(str);
}
bool
uh_ubus_request(struct client *cl, struct uh_ubus_state *state)
{
int i, len = 0;
bool access = false;
char *sid, *obj, *fun;
struct blob_buf buf;
struct uh_ubus_session *ses;
struct uh_ubus_session_acl *acl;
uint32_t obj_id;
memset(&buf, 0, sizeof(buf));
blob_buf_init(&buf, 0);
if (!uh_ubus_request_parse_url(cl, &sid, &obj, &fun))
{
uh_http_sendhf(cl, 400, "Bad Request", "Invalid Request\n");
goto out;
}
if (!(ses = uh_ubus_session_get(state, sid)))
{
uh_http_sendhf(cl, 404, "Not Found", "No such session\n");
goto out;
}
avl_for_each_element(&ses->acls, acl, avl)
{
if (uh_ubus_strmatch(obj, acl->object) &&
uh_ubus_strmatch(fun, acl->function))
{
access = true;
break;
}
}
if (!access)
{
uh_http_sendhf(cl, 403, "Denied", "Access to object denied\n");
goto out;
}
/* find content length */
if (cl->request.method == UH_HTTP_MSG_POST)
{
foreach_header(i, cl->request.headers)
{
if (!strcasecmp(cl->request.headers[i], "Content-Length"))
{
len = atoi(cl->request.headers[i+1]);
break;
}
}
}
if (len > UH_UBUS_MAX_POST_SIZE)
{
uh_http_sendhf(cl, 413, "Too Large", "Message too big\n");
goto out;
}
if (len && !uh_ubus_request_parse_post(cl, len, &buf))
{
uh_http_sendhf(cl, 400, "Bad Request", "Invalid JSON data\n");
goto out;
}
if (ubus_lookup_id(state->ctx, obj, &obj_id))
{
uh_http_sendhf(cl, 500, "Internal Error", "Unable to lookup object\n");
goto out;
}
if (ubus_invoke(state->ctx, obj_id, fun, buf.head,
uh_ubus_request_cb, cl, state->timeout * 1000))
{
uh_http_sendhf(cl, 500, "Internal Error", "Unable to invoke function\n");
goto out;
}
out:
blob_buf_free(&buf);
return false;
}
void
uh_ubus_close(struct uh_ubus_state *state)
{
if (state->ctx)
ubus_free(state->ctx);
free(state);
}

70
package/network/services/uhttpd/src/uhttpd-ubus.h
View File

@ -1,70 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - ubus header
*
* Copyright (C) 2012 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _UHTTPD_UBUS_
#include <time.h>
#include <libubus.h>
#include <libubox/avl.h>
#include <libubox/blobmsg_json.h>
#include <json/json.h>
#define UH_UBUS_MAX_POST_SIZE 4096
struct uh_ubus_state {
struct ubus_context *ctx;
struct ubus_object ubus;
struct blob_buf buf;
struct avl_tree sessions;
int timeout;
};
struct uh_ubus_request_data {
const char *sid;
const char *object;
const char *function;
};
struct uh_ubus_session {
char id[33];
int timeout;
struct avl_node avl;
struct avl_tree data;
struct avl_tree acls;
struct timespec touched;
};
struct uh_ubus_session_data {
struct avl_node avl;
struct blob_attr attr[];
};
struct uh_ubus_session_acl {
struct avl_node avl;
char *function;
char object[];
};
struct uh_ubus_state * uh_ubus_init(const struct config *conf);
bool uh_ubus_request(struct client *cl, struct uh_ubus_state *state);
void uh_ubus_close(struct uh_ubus_state *state);
#endif

1081
package/network/services/uhttpd/src/uhttpd-utils.c
View File

File diff suppressed because it is too large Load Diff

140
package/network/services/uhttpd/src/uhttpd-utils.h
View File

@ -1,140 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - Utility header
*
* Copyright (C) 2010-2012 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _UHTTPD_UTILS_
#include <stdarg.h>
#include <fcntl.h>
#include <pwd.h>
#include <sys/stat.h>
#include <libubox/uloop.h>
#ifdef HAVE_SHADOW
#include <shadow.h>
#endif
#define min(x, y) (((x) < (y)) ? (x) : (y))
#define max(x, y) (((x) > (y)) ? (x) : (y))
#define array_size(x) \
(sizeof(x) / sizeof(x[0]))
#define foreach_header(i, h) \
for( i = 0; (i + 1) < (sizeof(h) / sizeof(h[0])) && h[i]; i += 2 )
#define fd_cloexec(fd) \
fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC)
#define fd_nonblock(fd) \
fcntl(fd, F_SETFL, fcntl(fd, F_GETFL) | O_NONBLOCK)
#define ensure_out(x) \
do { if((x) < 0) goto out; } while(0)
#define ensure_ret(x) \
do { if((x) < 0) return -1; } while(0)
struct path_info {
char *root;
char *phys;
char *name;
char *info;
char *query;
int redirected;
struct stat stat;
};
const char * sa_straddr(void *sa);
const char * sa_strport(void *sa);
int sa_port(void *sa);
int sa_rfc1918(void *sa);
char *strfind(char *haystack, int hslen, const char *needle, int ndlen);
bool uh_socket_wait(int fd, int sec, bool write);
int uh_raw_send(int fd, const char *buf, int len, int seconds);
int uh_raw_recv(int fd, char *buf, int len, int seconds);
int uh_tcp_send(struct client *cl, const char *buf, int len);
int uh_tcp_send_lowlevel(struct client *cl, const char *buf, int len);
int uh_tcp_recv(struct client *cl, char *buf, int len);
int uh_tcp_recv_lowlevel(struct client *cl, char *buf, int len);
int uh_http_sendhf(struct client *cl, int code, const char *summary,
const char *fmt, ...);
#define uh_http_response(cl, code, message) \
uh_http_sendhf(cl, code, message, message)
int uh_http_sendc(struct client *cl, const char *data, int len);
int uh_http_sendf(
struct client *cl, struct http_request *req,
const char *fmt, ...
);
int uh_http_send(
struct client *cl, struct http_request *req,
const char *buf, int len
);
int uh_urldecode(char *buf, int blen, const char *src, int slen);
int uh_urlencode(char *buf, int blen, const char *src, int slen);
int uh_b64decode(char *buf, int blen, const unsigned char *src, int slen);
struct auth_realm * uh_auth_add(char *path, char *user, char *pass);
int uh_auth_check(
struct client *cl, struct http_request *req, struct path_info *pi
);
struct path_info * uh_path_lookup(struct client *cl, const char *url);
struct listener * uh_listener_add(int sock, struct config *conf);
struct listener * uh_listener_lookup(int sock);
struct client * uh_client_add(int sock, struct listener *serv,
struct sockaddr_in6 *peer);
struct client * uh_client_lookup(int sock);
#define uh_client_error(cl, code, status, ...) do { \
uh_http_sendhf(cl, code, status, __VA_ARGS__); \
uh_client_shutdown(cl); \
} while(0)
void uh_client_shutdown(struct client *cl);
void uh_client_remove(struct client *cl);
void uh_ufd_add(struct uloop_fd *u, uloop_fd_handler h, unsigned int ev);
void uh_ufd_remove(struct uloop_fd *u);
#ifdef HAVE_CGI
struct interpreter * uh_interpreter_add(const char *extn, const char *path);
struct interpreter * uh_interpreter_lookup(const char *path);
#endif
#endif

1288
package/network/services/uhttpd/src/uhttpd.c
View File

File diff suppressed because it is too large Load Diff

214
package/network/services/uhttpd/src/uhttpd.h
View File

@ -1,214 +0,0 @@
/*
* uhttpd - Tiny single-threaded httpd - Main header
*
* Copyright (C) 2010 Jo-Philipp Wich <xm@subsignal.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _UHTTPD_
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <unistd.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/select.h>
#include <sys/wait.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <arpa/inet.h>
#include <linux/limits.h>
#include <netdb.h>
#include <ctype.h>
#include <errno.h>
#include <dlfcn.h>
#include <libubox/list.h>
#include <libubox/uloop.h>
#ifdef HAVE_LUA
#include <lua.h>
#endif
#ifdef HAVE_TLS
#include <openssl/ssl.h>
#endif
/* uClibc... */
#ifndef SOL_TCP
#define SOL_TCP 6
#endif
#ifdef DEBUG
#define D(...) fprintf(stderr, __VA_ARGS__)
#else
#define D(...)
#endif
#define UH_LIMIT_MSGHEAD 4096
#define UH_LIMIT_HEADERS 64
#define UH_LIMIT_CLIENTS 64
struct listener;
struct client;
struct interpreter;
struct http_request;
struct uh_ubus_state;
struct config {
char docroot[PATH_MAX];
char *realm;
char *file;
char *index_file;
char *error_handler;
int no_symlinks;
int no_dirlists;
int network_timeout;
int rfc1918_filter;
int tcp_keepalive;
int max_requests;
#ifdef HAVE_CGI
char *cgi_prefix;
#endif
#ifdef HAVE_LUA
char *lua_prefix;
char *lua_handler;
lua_State *lua_state;
lua_State * (*lua_init) (const struct config *conf);
void (*lua_close) (lua_State *L);
bool (*lua_request) (struct client *cl, lua_State *L);
#endif
#ifdef HAVE_UBUS
char *ubus_prefix;
char *ubus_socket;
void *ubus_state;
struct uh_ubus_state * (*ubus_init) (const struct config *conf);
void (*ubus_close) (struct uh_ubus_state *state);
bool (*ubus_request) (struct client *cl, struct uh_ubus_state *state);
#endif
#if defined(HAVE_CGI) || defined(HAVE_LUA) || defined(HAVE_UBUS)
int script_timeout;
#endif
#ifdef HAVE_TLS
char *cert;
char *key;
SSL_CTX *tls;
SSL_CTX * (*tls_init) (void);
int (*tls_cert) (SSL_CTX *c, const char *file);
int (*tls_key) (SSL_CTX *c, const char *file);
void (*tls_free) (struct listener *l);
int (*tls_accept) (struct client *c);
void (*tls_close) (struct client *c);
int (*tls_recv) (struct client *c, char *buf, int len);
int (*tls_send) (struct client *c, const char *buf, int len);
#endif
};
enum http_method {
UH_HTTP_MSG_GET,
UH_HTTP_MSG_POST,
UH_HTTP_MSG_HEAD,
};
extern const char *http_methods[];
enum http_version {
UH_HTTP_VER_0_9,
UH_HTTP_VER_1_0,
UH_HTTP_VER_1_1,
};
extern const char *http_versions[];
struct http_request {
enum http_method method;
enum http_version version;
int redirect_status;
char *url;
char *headers[UH_LIMIT_HEADERS];
struct auth_realm *realm;
};
struct http_response {
int statuscode;
char *statusmsg;
char *headers[UH_LIMIT_HEADERS];
};
struct listener {
struct uloop_fd fd;
int socket;
int n_clients;
struct sockaddr_in6 addr;
struct config *conf;
#ifdef HAVE_TLS
SSL_CTX *tls;
#endif
struct listener *next;
};
struct client {
#ifdef HAVE_TLS
SSL *tls;
#endif
struct uloop_fd fd;
struct uloop_fd rpipe;
struct uloop_fd wpipe;
struct uloop_process proc;
struct uloop_timeout timeout;
bool (*cb)(struct client *);
void *priv;
bool dispatched;
struct {
char buf[UH_LIMIT_MSGHEAD];
char *ptr;
int len;
} httpbuf;
struct listener *server;
struct http_request request;
struct http_response response;
struct sockaddr_in6 servaddr;
struct sockaddr_in6 peeraddr;
struct client *next;
};
struct client_light {
#ifdef HAVE_TLS
SSL *tls;
#endif
struct uloop_fd fd;
};
struct auth_realm {
char path[PATH_MAX];
char user[32];
char pass[128];
struct auth_realm *next;
};
#ifdef HAVE_CGI
struct interpreter {
char path[PATH_MAX];
char extn[32];
struct interpreter *next;
};
#endif
#endif