mirror of
https://github.com/DragonOS-Community/DragonOS.git
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增加 ListenTable 来检测端口占用 (#291)
* 增加 ListenTable 来检测端口占用 * 使用Arc封装GlobalSocketHandle * 删除 listen 处的端口检测逻辑，延至实现端口复用时完成 * 设立两张表，分别记录TCP和UDP的端口占用 * 实现 meatadata 相关逻辑 * 实现socket关闭时，端口在表中移除 * 使用端口管理器重构端口记录表 * 修正与RawSocket相关的端口管理逻辑 * 补充测试文件 * 修正 unbind_port 在逻辑错误 * 修正格式问题 --------- Co-authored-by: longjin <longjin@RinGoTek.cn>
This commit is contained in:
Xshine
GitHub
27
user/apps/test_bind/Makefile
Normal file
27
user/apps/test_bind/Makefile
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@ -0,0 +1,27 @@
|
||||
CC=$(DragonOS_GCC)/x86_64-elf-gcc
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||||
LD=ld
|
||||
OBJCOPY=objcopy
|
||||
# 修改这里，把它改为你的relibc的sysroot路径
|
||||
RELIBC_OPT=$(DADK_BUILD_CACHE_DIR_RELIBC_0_1_0)
|
||||
CFLAGS=-I $(RELIBC_OPT)/include
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||||
|
||||
tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
|
||||
output_dir=$(DADK_BUILD_CACHE_DIR_HTTP_SERVER_0_1_0)
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||||
|
||||
LIBC_OBJS:=$(shell find $(RELIBC_OPT)/lib -name "*.o" | sort )
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||||
LIBC_OBJS+=$(RELIBC_OPT)/lib/libc.a
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||||
|
||||
all: main.o
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mkdir -p $(tmp_output_dir)
|
||||
|
||||
$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/test_bind $(shell find . -name "*.o") $(LIBC_OBJS) -T link.lds
|
||||
|
||||
$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/test_bind $(output_dir)/test_bind.elf
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||||
|
||||
mv $(output_dir)/test_bind.elf $(output_dir)/test_bind
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||||
|
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main.o: main.c
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||||
$(CC) $(CFLAGS) -c main.c -o main.o
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|
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clean:
|
||||
rm -f *.o
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||||
239
user/apps/test_bind/link.lds
Normal file
239
user/apps/test_bind/link.lds
Normal file
@ -0,0 +1,239 @@
|
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/* Script for -z combreloc */
|
||||
/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
|
||||
Copying and distribution of this script, with or without modification,
|
||||
are permitted in any medium without royalty provided the copyright
|
||||
notice and this notice are preserved. */
|
||||
OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64",
|
||||
"elf64-x86-64")
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||||
OUTPUT_ARCH(i386:x86-64)
|
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ENTRY(_start)
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|
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SECTIONS
|
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{
|
||||
/* Read-only sections, merged into text segment: */
|
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PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x400000)); . = SEGMENT_START("text-segment", 0x20000000) + SIZEOF_HEADERS;
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.interp : { *(.interp) }
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.dynstr : { *(.dynstr) }
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.gnu.version : { *(.gnu.version) }
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*(.rela.init)
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|
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|
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*(.rela.ldata .rela.ldata.* .rela.gnu.linkonce.l.*)
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*(.rela.lbss .rela.lbss.* .rela.gnu.linkonce.lb.*)
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*(.rela.lrodata .rela.lrodata.* .rela.gnu.linkonce.lr.*)
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.rela.plt :
|
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*(.rela.plt)
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PROVIDE_HIDDEN (__rela_iplt_start = .);
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*(.rela.iplt)
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PROVIDE_HIDDEN (__rela_iplt_end = .);
|
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}
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. = ALIGN(CONSTANT (MAXPAGESIZE));
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.init :
|
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{
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KEEP (*(SORT_NONE(.init)))
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}
|
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.plt : { *(.plt) *(.iplt) }
|
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.plt.got : { *(.plt.got) }
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.plt.sec : { *(.plt.sec) }
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.text :
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{
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*(.text.unlikely .text.*_unlikely .text.unlikely.*)
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*(.text.exit .text.exit.*)
|
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*(.text.startup .text.startup.*)
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*(.text.hot .text.hot.*)
|
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*(.text .stub .text.* .gnu.linkonce.t.*)
|
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/* .gnu.warning sections are handled specially by elf.em. */
|
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*(.gnu.warning)
|
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}
|
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.fini :
|
||||
{
|
||||
KEEP (*(SORT_NONE(.fini)))
|
||||
}
|
||||
PROVIDE (__etext = .);
|
||||
PROVIDE (_etext = .);
|
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PROVIDE (etext = .);
|
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. = ALIGN(CONSTANT (MAXPAGESIZE));
|
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/* Adjust the address for the rodata segment. We want to adjust up to
|
||||
the same address within the page on the next page up. */
|
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. = SEGMENT_START("rodata-segment", ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)));
|
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.rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
|
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.rodata1 : { *(.rodata1) }
|
||||
.eh_frame_hdr : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
|
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.eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
|
||||
.gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
|
||||
.gnu_extab : ONLY_IF_RO { *(.gnu_extab*) }
|
||||
/* These sections are generated by the Sun/Oracle C++ compiler. */
|
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.exception_ranges : ONLY_IF_RO { *(.exception_ranges*) }
|
||||
/* Adjust the address for the data segment. We want to adjust up to
|
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the same address within the page on the next page up. */
|
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. = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
|
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/* Exception handling */
|
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.eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
|
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.gnu_extab : ONLY_IF_RW { *(.gnu_extab) }
|
||||
.gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
|
||||
.exception_ranges : ONLY_IF_RW { *(.exception_ranges*) }
|
||||
/* Thread Local Storage sections */
|
||||
.tdata :
|
||||
{
|
||||
PROVIDE_HIDDEN (__tdata_start = .);
|
||||
*(.tdata .tdata.* .gnu.linkonce.td.*)
|
||||
}
|
||||
.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
|
||||
.preinit_array :
|
||||
{
|
||||
PROVIDE_HIDDEN (__preinit_array_start = .);
|
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KEEP (*(.preinit_array))
|
||||
PROVIDE_HIDDEN (__preinit_array_end = .);
|
||||
}
|
||||
.init_array :
|
||||
{
|
||||
PROVIDE_HIDDEN (__init_array_start = .);
|
||||
KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
|
||||
KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
|
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PROVIDE_HIDDEN (__init_array_end = .);
|
||||
}
|
||||
.fini_array :
|
||||
{
|
||||
PROVIDE_HIDDEN (__fini_array_start = .);
|
||||
KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
|
||||
KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
|
||||
PROVIDE_HIDDEN (__fini_array_end = .);
|
||||
}
|
||||
.ctors :
|
||||
{
|
||||
/* gcc uses crtbegin.o to find the start of
|
||||
the constructors, so we make sure it is
|
||||
first. Because this is a wildcard, it
|
||||
doesn't matter if the user does not
|
||||
actually link against crtbegin.o; the
|
||||
linker won't look for a file to match a
|
||||
wildcard. The wildcard also means that it
|
||||
doesn't matter which directory crtbegin.o
|
||||
is in. */
|
||||
KEEP (*crtbegin.o(.ctors))
|
||||
KEEP (*crtbegin?.o(.ctors))
|
||||
/* We don't want to include the .ctor section from
|
||||
the crtend.o file until after the sorted ctors.
|
||||
The .ctor section from the crtend file contains the
|
||||
end of ctors marker and it must be last */
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
|
||||
KEEP (*(SORT(.ctors.*)))
|
||||
KEEP (*(.ctors))
|
||||
}
|
||||
.dtors :
|
||||
{
|
||||
KEEP (*crtbegin.o(.dtors))
|
||||
KEEP (*crtbegin?.o(.dtors))
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
|
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KEEP (*(SORT(.dtors.*)))
|
||||
KEEP (*(.dtors))
|
||||
}
|
||||
.jcr : { KEEP (*(.jcr)) }
|
||||
.data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
|
||||
.dynamic : { *(.dynamic) }
|
||||
.got : { *(.got) *(.igot) }
|
||||
. = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 24 ? 24 : 0, .);
|
||||
.got.plt : { *(.got.plt) *(.igot.plt) }
|
||||
.data :
|
||||
{
|
||||
*(.data .data.* .gnu.linkonce.d.*)
|
||||
SORT(CONSTRUCTORS)
|
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}
|
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.data1 : { *(.data1) }
|
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_edata = .; PROVIDE (edata = .);
|
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. = .;
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__bss_start = .;
|
||||
.bss :
|
||||
{
|
||||
*(.dynbss)
|
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*(.bss .bss.* .gnu.linkonce.b.*)
|
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*(COMMON)
|
||||
/* Align here to ensure that the .bss section occupies space up to
|
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_end. Align after .bss to ensure correct alignment even if the
|
||||
.bss section disappears because there are no input sections.
|
||||
FIXME: Why do we need it? When there is no .bss section, we do not
|
||||
pad the .data section. */
|
||||
. = ALIGN(. != 0 ? 64 / 8 : 1);
|
||||
}
|
||||
.lbss :
|
||||
{
|
||||
*(.dynlbss)
|
||||
*(.lbss .lbss.* .gnu.linkonce.lb.*)
|
||||
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|
||||
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|
||||
. = ALIGN(64 / 8);
|
||||
. = SEGMENT_START("ldata-segment", .);
|
||||
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|
||||
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|
||||
*(.lrodata .lrodata.* .gnu.linkonce.lr.*)
|
||||
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|
||||
.ldata ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
|
||||
{
|
||||
*(.ldata .ldata.* .gnu.linkonce.l.*)
|
||||
. = ALIGN(. != 0 ? 64 / 8 : 1);
|
||||
}
|
||||
. = ALIGN(64 / 8);
|
||||
_end = .; PROVIDE (end = .);
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||||
. = DATA_SEGMENT_END (.);
|
||||
/* Stabs debugging sections. */
|
||||
.stab 0 : { *(.stab) }
|
||||
.stabstr 0 : { *(.stabstr) }
|
||||
.stab.excl 0 : { *(.stab.excl) }
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||||
.stab.exclstr 0 : { *(.stab.exclstr) }
|
||||
.stab.index 0 : { *(.stab.index) }
|
||||
.stab.indexstr 0 : { *(.stab.indexstr) }
|
||||
.comment 0 : { *(.comment) }
|
||||
.gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
|
||||
/* DWARF debug sections.
|
||||
Symbols in the DWARF debugging sections are relative to the beginning
|
||||
of the section so we begin them at 0. */
|
||||
/* DWARF 1 */
|
||||
.debug 0 : { *(.debug) }
|
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.line 0 : { *(.line) }
|
||||
/* GNU DWARF 1 extensions */
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||||
.debug_srcinfo 0 : { *(.debug_srcinfo) }
|
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|
||||
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|
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|
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|
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}
|
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234
user/apps/test_bind/main.c
Normal file
234
user/apps/test_bind/main.c
Normal file
@ -0,0 +1,234 @@
|
||||
#include <arpa/inet.h>
|
||||
#include <fcntl.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <sys/socket.h>
|
||||
#include <sys/stat.h>
|
||||
#include <unistd.h>
|
||||
|
||||
#define PORT 12580
|
||||
#define MAX_REQUEST_SIZE 1500
|
||||
#define MAX_RESPONSE_SIZE 1500
|
||||
#define EXIT_CODE 1
|
||||
#define min(a, b) ((a) < (b) ? (a) : (b))
|
||||
|
||||
struct sockaddr_in address;
|
||||
int addrlen = sizeof(address);
|
||||
char buffer[MAX_REQUEST_SIZE] = {0};
|
||||
int opt = 1;
|
||||
|
||||
void test_tcp_bind()
|
||||
{
|
||||
int tcp_sk_fd1, tcp_sk_fd2, tcp_sk_fd3;
|
||||
|
||||
// create tcp sockets
|
||||
if ((tcp_sk_fd1 = socket(AF_INET, SOCK_STREAM, 0)) == 0)
|
||||
{
|
||||
perror("tcp socket (1) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
if ((tcp_sk_fd2 = socket(AF_INET, SOCK_STREAM, 0)) == 0)
|
||||
{
|
||||
perror("tcp socket (2) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
if ((tcp_sk_fd3 = socket(AF_INET, SOCK_STREAM, 0)) == 0)
|
||||
{
|
||||
perror("tcp socket (3) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
|
||||
// TEST tcp bind diff ports
|
||||
if (bind(tcp_sk_fd1, (struct sockaddr *)&address, sizeof(address)) < 0)
|
||||
{
|
||||
perror("tcp bind (1) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
address.sin_port = htons(PORT+1);
|
||||
if (bind(tcp_sk_fd2, (struct sockaddr *)&address, sizeof(address)) < 0)
|
||||
{
|
||||
perror("tcp bind (2) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
printf("===TEST 4 PASSED===\n");
|
||||
|
||||
// TEST tcp bind same ports
|
||||
address.sin_port = htons(PORT);
|
||||
if (bind(tcp_sk_fd3, (struct sockaddr *)&address, sizeof(address)) < 0)
|
||||
{
|
||||
perror("tcp bind (3) failed");
|
||||
// exit(EXIT_CODE);
|
||||
}
|
||||
printf("===TEST 5 PASSED===\n");
|
||||
|
||||
if (close(tcp_sk_fd1) < 0)
|
||||
{
|
||||
perror("tcp close (1) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
if (close(tcp_sk_fd2) < 0)
|
||||
{
|
||||
perror("tcp close (2) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
if (close(tcp_sk_fd3) < 0)
|
||||
{
|
||||
perror("tcp close (3) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
printf("===TEST 6 PASSED===\n");
|
||||
}
|
||||
|
||||
void test_udp_bind()
|
||||
{
|
||||
int udp_sk_fd1, udp_sk_fd2, udp_sk_fd3;
|
||||
|
||||
// create tcp sockets
|
||||
if ((udp_sk_fd1 = socket(AF_INET, SOCK_DGRAM, 0)) == 0)
|
||||
{
|
||||
perror("udp socket (1) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
if ((udp_sk_fd2 = socket(AF_INET, SOCK_DGRAM, 0)) == 0)
|
||||
{
|
||||
perror("udp socket (2) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
if ((udp_sk_fd3 = socket(AF_INET, SOCK_DGRAM, 0)) == 0)
|
||||
{
|
||||
perror("udp socket (3) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
|
||||
// TEST udp bind diff ports
|
||||
if (bind(udp_sk_fd1, (struct sockaddr *)&address, sizeof(address)) < 0)
|
||||
{
|
||||
perror("udp bind (1) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
address.sin_port = htons(PORT+1);
|
||||
if (bind(udp_sk_fd2, (struct sockaddr *)&address, sizeof(address)) < 0)
|
||||
{
|
||||
perror("udp bind (2) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
printf("===TEST 7 PASSED===\n");
|
||||
|
||||
// TEST udp bind same ports
|
||||
address.sin_port = htons(PORT);
|
||||
if (bind(udp_sk_fd3, (struct sockaddr *)&address, sizeof(address)) < 0)
|
||||
{
|
||||
perror("udp bind (3) failed");
|
||||
// exit(EXIT_CODE);
|
||||
}
|
||||
printf("===TEST 8 PASSED===\n");
|
||||
|
||||
if (close(udp_sk_fd1) < 0)
|
||||
{
|
||||
perror("udp close (1) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
if (close(udp_sk_fd2) < 0)
|
||||
{
|
||||
perror("udp close (2) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
if (close(udp_sk_fd3) < 0)
|
||||
{
|
||||
perror("udp close (3) failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
printf("===TEST 9 PASSED===\n");
|
||||
}
|
||||
|
||||
void test_all_ports() {
|
||||
int count = 0;
|
||||
|
||||
while (1) {
|
||||
int tcp_fd;
|
||||
if ((tcp_fd = socket(AF_INET, SOCK_STREAM, 0)) == 0)
|
||||
{
|
||||
perror("socket failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
|
||||
address.sin_port = htons(0);
|
||||
if (bind(tcp_fd, (struct sockaddr *)&address, sizeof(address)) < 0)
|
||||
{
|
||||
perror("bind failed");
|
||||
// exit(EXIT_CODE);
|
||||
break;
|
||||
}
|
||||
|
||||
count++;
|
||||
}
|
||||
printf("===TEST 10===\n");
|
||||
printf("count: %d\n", count);
|
||||
}
|
||||
|
||||
int main(int argc, char const *argv[])
|
||||
{
|
||||
int server_fd;
|
||||
int udp_sk_fd;
|
||||
|
||||
// 创建socket
|
||||
if ((server_fd = socket(AF_INET, SOCK_STREAM, 0)) == 0)
|
||||
{
|
||||
perror("tcp socket failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
|
||||
if ((udp_sk_fd = socket(AF_INET, SOCK_DGRAM, 0)) == 0)
|
||||
{
|
||||
perror("udp socket failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
|
||||
// 设置地址和端口
|
||||
address.sin_family = AF_INET;
|
||||
address.sin_addr.s_addr = INADDR_ANY;
|
||||
address.sin_port = htons(PORT);
|
||||
|
||||
// TEST socket's bind
|
||||
if (bind(server_fd, (struct sockaddr *)&address, sizeof(address)) < 0)
|
||||
{
|
||||
perror("tcp bind failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
address.sin_port = htons(PORT);
|
||||
if (bind(udp_sk_fd, (struct sockaddr *)&address, sizeof(address)) < 0)
|
||||
{
|
||||
perror("udp bind failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
printf("===TEST 1 PASSED===\n");
|
||||
|
||||
// TEST socket's listen
|
||||
if (listen(server_fd, 3) < 0)
|
||||
{
|
||||
perror("listen failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
printf("===TEST 2 PASSED===\n");
|
||||
|
||||
// TEST socket's close
|
||||
if (close(server_fd) < 0)
|
||||
{
|
||||
perror("tcp close failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
if (close(udp_sk_fd) < 0)
|
||||
{
|
||||
perror("udp close failed");
|
||||
exit(EXIT_CODE);
|
||||
}
|
||||
printf("===TEST 3 PASSED===\n");
|
||||
|
||||
|
||||
test_tcp_bind();
|
||||
test_udp_bind();
|
||||
test_all_ports();
|
||||
|
||||
return 0;
|
||||
}
|
||||
Reference in New Issue
Block a user