mirror of
https://github.com/ZeroTier/ZeroTierOne
synced 2025-08-20 21:33:57 -07:00
Build libminiupnpc from source now, and update version.
This commit is contained in:
Adam Ierymenko
parent
a13a21377c
commit
cf6164e847
85 changed files with 11889 additions and 5 deletions
655
ext/miniupnpc/minihttptestserver.c
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655
ext/miniupnpc/minihttptestserver.c
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/* $Id: minihttptestserver.c,v 1.18 2015/07/15 12:41:15 nanard Exp $ */
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/* Project : miniUPnP
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* Author : Thomas Bernard
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* Copyright (c) 2011-2015 Thomas Bernard
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* This software is subject to the conditions detailed in the
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* LICENCE file provided in this distribution.
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* */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/wait.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <signal.h>
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#include <time.h>
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#include <errno.h>
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#define CRAP_LENGTH (2048)
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volatile sig_atomic_t quit = 0;
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volatile sig_atomic_t child_to_wait_for = 0;
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/**
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* signal handler for SIGCHLD (child status has changed)
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*/
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void handle_signal_chld(int sig)
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{
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(void)sig;
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/* printf("handle_signal_chld(%d)\n", sig); */
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++child_to_wait_for;
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}
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/**
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* signal handler for SIGINT (CRTL C)
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*/
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void handle_signal_int(int sig)
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{
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(void)sig;
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/* printf("handle_signal_int(%d)\n", sig); */
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quit = 1;
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}
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/**
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* build a text/plain content of the specified length
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*/
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void build_content(char * p, int n)
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{
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char line_buffer[80];
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int k;
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int i = 0;
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while(n > 0) {
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k = snprintf(line_buffer, sizeof(line_buffer),
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"%04d_ABCDEFGHIJKL_This_line_is_64_bytes_long_ABCDEFGHIJKL_%04d\r\n",
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i, i);
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if(k != 64) {
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fprintf(stderr, "snprintf() returned %d in build_content()\n", k);
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}
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++i;
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if(n >= 64) {
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memcpy(p, line_buffer, 64);
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p += 64;
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n -= 64;
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} else {
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memcpy(p, line_buffer, n);
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p += n;
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n = 0;
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}
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}
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}
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/**
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* build crappy content
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*/
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void build_crap(char * p, int n)
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{
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static const char crap[] = "_CRAP_\r\n";
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int i;
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while(n > 0) {
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i = sizeof(crap) - 1;
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if(i > n)
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i = n;
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memcpy(p, crap, i);
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p += i;
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n -= i;
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}
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}
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/**
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* build chunked response.
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* return a malloc'ed buffer
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*/
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char * build_chunked_response(int content_length, int * response_len)
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{
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char * response_buffer;
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char * content_buffer;
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int buffer_length;
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int i, n;
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/* allocate to have some margin */
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buffer_length = 256 + content_length + (content_length >> 4);
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response_buffer = malloc(buffer_length);
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if(response_buffer == NULL)
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return NULL;
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*response_len = snprintf(response_buffer, buffer_length,
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"HTTP/1.1 200 OK\r\n"
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"Content-Type: text/plain\r\n"
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"Transfer-Encoding: chunked\r\n"
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"\r\n");
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/* build the content */
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content_buffer = malloc(content_length);
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if(content_buffer == NULL) {
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free(response_buffer);
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return NULL;
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}
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build_content(content_buffer, content_length);
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/* chunk it */
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i = 0;
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while(i < content_length) {
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n = (rand() % 199) + 1;
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if(i + n > content_length) {
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n = content_length - i;
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}
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/* TODO : check buffer size ! */
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*response_len += snprintf(response_buffer + *response_len,
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buffer_length - *response_len,
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"%x\r\n", n);
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memcpy(response_buffer + *response_len, content_buffer + i, n);
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*response_len += n;
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i += n;
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response_buffer[(*response_len)++] = '\r';
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response_buffer[(*response_len)++] = '\n';
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}
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/* the last chunk : "0\r\n" a empty body and then
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* the final "\r\n" */
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memcpy(response_buffer + *response_len, "0\r\n\r\n", 5);
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*response_len += 5;
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free(content_buffer);
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printf("resp_length=%d buffer_length=%d content_length=%d\n",
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*response_len, buffer_length, content_length);
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return response_buffer;
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}
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/* favicon.ico generator */
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#ifdef OLD_HEADER
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#define FAVICON_LENGTH (6 + 16 + 12 + 8 + 32 * 4)
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#else
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#define FAVICON_LENGTH (6 + 16 + 40 + 8 + 32 * 4)
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#endif
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void build_favicon_content(char * p, int n)
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{
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int i;
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if(n < FAVICON_LENGTH)
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return;
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/* header : 6 bytes */
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*p++ = 0;
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*p++ = 0;
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*p++ = 1; /* type : ICO */
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*p++ = 0;
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*p++ = 1; /* number of images in file */
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*p++ = 0;
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/* image directory (1 entry) : 16 bytes */
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*p++ = 16; /* width */
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*p++ = 16; /* height */
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*p++ = 2; /* number of colors in the palette. 0 = no palette */
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*p++ = 0; /* reserved */
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*p++ = 1; /* color planes */
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*p++ = 0; /* " */
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*p++ = 1; /* bpp */
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*p++ = 0; /* " */
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#ifdef OLD_HEADER
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*p++ = 12 + 8 + 32 * 4; /* bmp size */
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#else
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*p++ = 40 + 8 + 32 * 4; /* bmp size */
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#endif
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 6 + 16; /* bmp offset */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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/* BMP */
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#ifdef OLD_HEADER
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/* BITMAPCOREHEADER */
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*p++ = 12; /* size of this header */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 16; /* width */
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*p++ = 0; /* " */
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*p++ = 16 * 2; /* height x 2 ! */
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*p++ = 0; /* " */
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*p++ = 1; /* color planes */
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*p++ = 0; /* " */
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*p++ = 1; /* bpp */
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*p++ = 0; /* " */
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#else
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/* BITMAPINFOHEADER */
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*p++ = 40; /* size of this header */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 16; /* width */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 16 * 2; /* height x 2 ! */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 1; /* color planes */
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*p++ = 0; /* " */
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*p++ = 1; /* bpp */
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*p++ = 0; /* " */
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/* compression method, image size, ppm x, ppm y */
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/* colors in the palette ? */
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/* important colors */
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for(i = 4 * 6; i > 0; --i)
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*p++ = 0;
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#endif
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/* palette */
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*p++ = 0; /* b */
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*p++ = 0; /* g */
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*p++ = 0; /* r */
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*p++ = 0; /* reserved */
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*p++ = 255; /* b */
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*p++ = 255; /* g */
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*p++ = 255; /* r */
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*p++ = 0; /* reserved */
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/* pixel data */
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for(i = 16; i > 0; --i) {
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if(i & 1) {
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*p++ = 0125;
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*p++ = 0125;
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} else {
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*p++ = 0252;
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*p++ = 0252;
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}
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*p++ = 0;
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*p++ = 0;
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}
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/* Opacity MASK */
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for(i = 16 * 4; i > 0; --i) {
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*p++ = 0;
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}
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}
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enum modes {
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MODE_INVALID, MODE_CHUNKED, MODE_ADDCRAP, MODE_NORMAL, MODE_FAVICON
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};
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const struct {
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const enum modes mode;
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const char * text;
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} modes_array[] = {
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{MODE_CHUNKED, "chunked"},
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{MODE_ADDCRAP, "addcrap"},
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{MODE_NORMAL, "normal"},
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{MODE_FAVICON, "favicon.ico"},
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{MODE_INVALID, NULL}
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};
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/**
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* write the response with random behaviour !
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*/
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void send_response(int c, const char * buffer, int len)
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{
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int n;
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while(len > 0) {
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n = (rand() % 99) + 1;
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if(n > len)
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n = len;
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n = write(c, buffer, n);
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if(n < 0) {
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if(errno != EINTR) {
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perror("write");
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return;
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}
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/* if errno == EINTR, try again */
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} else {
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len -= n;
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buffer += n;
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}
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usleep(10000); /* 10ms */
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}
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}
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/**
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* handle the HTTP connection
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*/
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void handle_http_connection(int c)
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{
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char request_buffer[2048];
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int request_len = 0;
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int headers_found = 0;
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int n, i;
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char request_method[16];
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char request_uri[256];
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char http_version[16];
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char * p;
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char * response_buffer;
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int response_len;
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enum modes mode;
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int content_length = 16*1024;
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/* read the request */
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while(request_len < (int)sizeof(request_buffer) && !headers_found) {
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n = read(c,
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request_buffer + request_len,
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sizeof(request_buffer) - request_len);
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if(n < 0) {
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if(errno == EINTR)
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continue;
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perror("read");
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return;
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} else if(n==0) {
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/* remote host closed the connection */
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break;
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} else {
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request_len += n;
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for(i = 0; i < request_len - 3; i++) {
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if(0 == memcmp(request_buffer + i, "\r\n\r\n", 4)) {
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/* found the end of headers */
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headers_found = 1;
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break;
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}
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}
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}
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}
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if(!headers_found) {
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/* error */
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printf("no HTTP header found in the request\n");
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return;
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}
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printf("headers :\n%.*s", request_len, request_buffer);
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/* the request have been received, now parse the request line */
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p = request_buffer;
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for(i = 0; i < (int)sizeof(request_method) - 1; i++) {
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if(*p == ' ' || *p == '\r')
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break;
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request_method[i] = *p;
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++p;
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}
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request_method[i] = '\0';
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while(*p == ' ')
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p++;
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for(i = 0; i < (int)sizeof(request_uri) - 1; i++) {
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if(*p == ' ' || *p == '\r')
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break;
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request_uri[i] = *p;
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++p;
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}
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request_uri[i] = '\0';
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while(*p == ' ')
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p++;
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for(i = 0; i < (int)sizeof(http_version) - 1; i++) {
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if(*p == ' ' || *p == '\r')
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break;
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http_version[i] = *p;
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++p;
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}
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http_version[i] = '\0';
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printf("Method = %s, URI = %s, %s\n",
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request_method, request_uri, http_version);
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/* check if the request method is allowed */
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if(0 != strcmp(request_method, "GET")) {
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const char response405[] = "HTTP/1.1 405 Method Not Allowed\r\n"
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"Allow: GET\r\n\r\n";
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const char * pc;
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/* 405 Method Not Allowed */
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/* The response MUST include an Allow header containing a list
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* of valid methods for the requested resource. */
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n = sizeof(response405) - 1;
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pc = response405;
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while(n > 0) {
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i = write(c, pc, n);
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if(i<0) {
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if(errno != EINTR) {
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perror("write");
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return;
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}
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} else {
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n -= i;
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pc += i;
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}
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}
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return;
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}
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mode = MODE_INVALID;
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/* use the request URI to know what to do */
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for(i = 0; modes_array[i].mode != MODE_INVALID; i++) {
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if(strstr(request_uri, modes_array[i].text)) {
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mode = modes_array[i].mode; /* found */
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break;
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}
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}
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switch(mode) {
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case MODE_CHUNKED:
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response_buffer = build_chunked_response(content_length, &response_len);
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break;
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case MODE_ADDCRAP:
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response_len = content_length+256;
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response_buffer = malloc(response_len);
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if(!response_buffer)
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break;
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n = snprintf(response_buffer, response_len,
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"HTTP/1.1 200 OK\r\n"
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"Server: minihttptestserver\r\n"
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"Content-Type: text/plain\r\n"
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"Content-Length: %d\r\n"
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"\r\n", content_length);
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response_len = content_length+n+CRAP_LENGTH;
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p = realloc(response_buffer, response_len);
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if(p == NULL) {
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/* error 500 */
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free(response_buffer);
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response_buffer = NULL;
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break;
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}
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response_buffer = p;
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build_content(response_buffer + n, content_length);
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build_crap(response_buffer + n + content_length, CRAP_LENGTH);
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break;
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case MODE_FAVICON:
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content_length = FAVICON_LENGTH;
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response_len = content_length + 256;
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response_buffer = malloc(response_len);
|
||||
if(!response_buffer)
|
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break;
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n = snprintf(response_buffer, response_len,
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"HTTP/1.1 200 OK\r\n"
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"Server: minihttptestserver\r\n"
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"Content-Type: image/vnd.microsoft.icon\r\n"
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"Content-Length: %d\r\n"
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"\r\n", content_length);
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/* image/x-icon */
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build_favicon_content(response_buffer + n, content_length);
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response_len = content_length + n;
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break;
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default:
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response_len = content_length+256;
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response_buffer = malloc(response_len);
|
||||
if(!response_buffer)
|
||||
break;
|
||||
n = snprintf(response_buffer, response_len,
|
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"HTTP/1.1 200 OK\r\n"
|
||||
"Server: minihttptestserver\r\n"
|
||||
"Content-Type: text/plain\r\n"
|
||||
"\r\n");
|
||||
response_len = content_length+n;
|
||||
p = realloc(response_buffer, response_len);
|
||||
if(p == NULL) {
|
||||
/* Error 500 */
|
||||
free(response_buffer);
|
||||
response_buffer = NULL;
|
||||
break;
|
||||
}
|
||||
response_buffer = p;
|
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build_content(response_buffer + n, response_len - n);
|
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}
|
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|
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if(response_buffer) {
|
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send_response(c, response_buffer, response_len);
|
||||
free(response_buffer);
|
||||
} else {
|
||||
/* Error 500 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
*/
|
||||
int main(int argc, char * * argv) {
|
||||
int ipv6 = 0;
|
||||
int s, c, i;
|
||||
unsigned short port = 0;
|
||||
struct sockaddr_storage server_addr;
|
||||
socklen_t server_addrlen;
|
||||
struct sockaddr_storage client_addr;
|
||||
socklen_t client_addrlen;
|
||||
pid_t pid;
|
||||
int child = 0;
|
||||
int status;
|
||||
const char * expected_file_name = NULL;
|
||||
struct sigaction sa;
|
||||
|
||||
for(i = 1; i < argc; i++) {
|
||||
if(argv[i][0] == '-') {
|
||||
switch(argv[i][1]) {
|
||||
case '6':
|
||||
ipv6 = 1;
|
||||
break;
|
||||
case 'e':
|
||||
/* write expected file ! */
|
||||
expected_file_name = argv[++i];
|
||||
break;
|
||||
case 'p':
|
||||
/* port */
|
||||
if(++i < argc) {
|
||||
port = (unsigned short)atoi(argv[i]);
|
||||
}
|
||||
break;
|
||||
default:
|
||||
fprintf(stderr, "unknown command line switch '%s'\n", argv[i]);
|
||||
}
|
||||
} else {
|
||||
fprintf(stderr, "unkown command line argument '%s'\n", argv[i]);
|
||||
}
|
||||
}
|
||||
|
||||
srand(time(NULL));
|
||||
|
||||
memset(&sa, 0, sizeof(struct sigaction));
|
||||
|
||||
/*signal(SIGCHLD, handle_signal_chld);*/
|
||||
sa.sa_handler = handle_signal_chld;
|
||||
if(sigaction(SIGCHLD, &sa, NULL) < 0) {
|
||||
perror("sigaction");
|
||||
return 1;
|
||||
}
|
||||
/*signal(SIGINT, handle_signal_int);*/
|
||||
sa.sa_handler = handle_signal_int;
|
||||
if(sigaction(SIGINT, &sa, NULL) < 0) {
|
||||
perror("sigaction");
|
||||
return 1;
|
||||
}
|
||||
|
||||
s = socket(ipv6 ? AF_INET6 : AF_INET, SOCK_STREAM, 0);
|
||||
if(s < 0) {
|
||||
perror("socket");
|
||||
return 1;
|
||||
}
|
||||
memset(&server_addr, 0, sizeof(struct sockaddr_storage));
|
||||
memset(&client_addr, 0, sizeof(struct sockaddr_storage));
|
||||
if(ipv6) {
|
||||
struct sockaddr_in6 * addr = (struct sockaddr_in6 *)&server_addr;
|
||||
addr->sin6_family = AF_INET6;
|
||||
addr->sin6_port = htons(port);
|
||||
addr->sin6_addr = in6addr_loopback;
|
||||
} else {
|
||||
struct sockaddr_in * addr = (struct sockaddr_in *)&server_addr;
|
||||
addr->sin_family = AF_INET;
|
||||
addr->sin_port = htons(port);
|
||||
addr->sin_addr.s_addr = htonl(INADDR_LOOPBACK);
|
||||
}
|
||||
if(bind(s, (struct sockaddr *)&server_addr,
|
||||
ipv6 ? sizeof(struct sockaddr_in6) : sizeof(struct sockaddr_in)) < 0) {
|
||||
perror("bind");
|
||||
return 1;
|
||||
}
|
||||
if(listen(s, 5) < 0) {
|
||||
perror("listen");
|
||||
}
|
||||
if(port == 0) {
|
||||
server_addrlen = sizeof(struct sockaddr_storage);
|
||||
if(getsockname(s, (struct sockaddr *)&server_addr, &server_addrlen) < 0) {
|
||||
perror("getsockname");
|
||||
return 1;
|
||||
}
|
||||
if(ipv6) {
|
||||
struct sockaddr_in6 * addr = (struct sockaddr_in6 *)&server_addr;
|
||||
port = ntohs(addr->sin6_port);
|
||||
} else {
|
||||
struct sockaddr_in * addr = (struct sockaddr_in *)&server_addr;
|
||||
port = ntohs(addr->sin_port);
|
||||
}
|
||||
printf("Listening on port %hu\n", port);
|
||||
fflush(stdout);
|
||||
}
|
||||
|
||||
/* write expected file */
|
||||
if(expected_file_name) {
|
||||
FILE * f;
|
||||
f = fopen(expected_file_name, "wb");
|
||||
if(f) {
|
||||
char * buffer;
|
||||
buffer = malloc(16*1024);
|
||||
if(buffer == NULL) {
|
||||
fprintf(stderr, "memory allocation error\n");
|
||||
} else {
|
||||
build_content(buffer, 16*1024);
|
||||
i = fwrite(buffer, 1, 16*1024, f);
|
||||
if(i != 16*1024) {
|
||||
fprintf(stderr, "error writing to file %s : %dbytes written (out of %d)\n", expected_file_name, i, 16*1024);
|
||||
}
|
||||
free(buffer);
|
||||
}
|
||||
fclose(f);
|
||||
} else {
|
||||
fprintf(stderr, "error opening file %s for writing\n", expected_file_name);
|
||||
}
|
||||
}
|
||||
|
||||
/* fork() loop */
|
||||
while(!child && !quit) {
|
||||
while(child_to_wait_for > 0) {
|
||||
pid = wait(&status);
|
||||
if(pid < 0) {
|
||||
perror("wait");
|
||||
} else {
|
||||
printf("child(%d) terminated with status %d\n", pid, status);
|
||||
}
|
||||
--child_to_wait_for;
|
||||
}
|
||||
client_addrlen = sizeof(struct sockaddr_storage);
|
||||
c = accept(s, (struct sockaddr *)&client_addr,
|
||||
&client_addrlen);
|
||||
if(c < 0) {
|
||||
if(errno == EAGAIN || errno == EWOULDBLOCK || errno == EINTR)
|
||||
continue;
|
||||
perror("accept");
|
||||
return 1;
|
||||
}
|
||||
printf("accept...\n");
|
||||
pid = fork();
|
||||
if(pid < 0) {
|
||||
perror("fork");
|
||||
return 1;
|
||||
} else if(pid == 0) {
|
||||
/* child */
|
||||
child = 1;
|
||||
close(s);
|
||||
s = -1;
|
||||
handle_http_connection(c);
|
||||
}
|
||||
close(c);
|
||||
}
|
||||
if(s >= 0) {
|
||||
close(s);
|
||||
s = -1;
|
||||
}
|
||||
if(!child) {
|
||||
while(child_to_wait_for > 0) {
|
||||
pid = wait(&status);
|
||||
if(pid < 0) {
|
||||
perror("wait");
|
||||
} else {
|
||||
printf("child(%d) terminated with status %d\n", pid, status);
|
||||
}
|
||||
--child_to_wait_for;
|
||||
}
|
||||
printf("Bye...\n");
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
Loading…
Add table
Add a link
Reference in a new issue