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| $ echo -n -e "\x3c\x97\x0e\x1d\x3f\x07\xf8\x32\xe4\xc0\x48\xab\x00\x02\x61\x62" | sudo socat -t 1 -lu -x -d -d -d -d - SOCKET-SENDTO:17:3:0:x0003x02000000x0000x00x06x3c970e1d3f070000 | |
| 2020/06/22 04:34:56.306263 socat[762494] D getpid() | |
| 2020/06/22 04:34:56.306315 socat[762494] D getpid() -> 762494 | |
| 2020/06/22 04:34:56.306322 socat[762494] D setenv("SOCAT_PID", "762494", 1) | |
| 2020/06/22 04:34:56.306329 socat[762494] D setenv() -> 0 | |
| 2020/06/22 04:34:56.306332 socat[762494] D setenv("SOCAT_PPID", "762494", 1) | |
| 2020/06/22 04:34:56.306337 socat[762494] D setenv() -> 0 | |
| 2020/06/22 04:34:56.306341 socat[762494] I socat by Gerhard Rieger and contributors - see www.dest-unreach.org | |
| 2020/06/22 04:34:56.306345 socat[762494] I This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit. (http://www.openssl.org/) | |
| 2020/06/22 04:34:56.306349 socat[762494] I This product includes software written by Tim Hudson ([email protected]) | |
| 2020/06/22 04:34:56.306353 socat[762494] D socat version 1.7.3.3 on Oct 26 2019 17:42:04 | |
| 2020/06/22 04:34:56.306388 socat[762494] D setenv("SOCAT_VERSION", "1.7.3.3", 1) | |
| 2020/06/22 04:34:56.306393 socat[762494] D setenv() -> 0 | |
| 2020/06/22 04:34:56.306398 socat[762494] D running on Linux version #30-Ubuntu SMP Mon Apr 20 16:58:30 UTC 2020, release 5.4.0-26-generic, machine x86_64 | |
| 2020/06/22 04:34:56.306403 socat[762494] D argv[0]: "socat" | |
| 2020/06/22 04:34:56.306407 socat[762494] D argv[1]: "-t" | |
| 2020/06/22 04:34:56.306410 socat[762494] D argv[2]: "1" | |
| 2020/06/22 04:34:56.306414 socat[762494] D argv[3]: "-lu" | |
| 2020/06/22 04:34:56.306418 socat[762494] D argv[4]: "-x" | |
| 2020/06/22 04:34:56.306421 socat[762494] D argv[5]: "-d" | |
| 2020/06/22 04:34:56.306425 socat[762494] D argv[6]: "-d" | |
| 2020/06/22 04:34:56.306428 socat[762494] D argv[7]: "-d" | |
| 2020/06/22 04:34:56.306432 socat[762494] D argv[8]: "-d" | |
| 2020/06/22 04:34:56.306436 socat[762494] D argv[9]: "-" | |
| 2020/06/22 04:34:56.306439 socat[762494] D argv[10]: "SOCKET-SENDTO:17:3:0:x0003x02000000x0000x00x06x3c970e1d3f070000" | |
| 2020/06/22 04:34:56.306444 socat[762494] D sigaction(1, 0x7ffffe40c420, 0x0) | |
| 2020/06/22 04:34:56.306449 socat[762494] D sigaction() -> 0 | |
| 2020/06/22 04:34:56.306452 socat[762494] D sigaction(2, 0x7ffffe40c420, 0x0) | |
| 2020/06/22 04:34:56.306457 socat[762494] D sigaction() -> 0 | |
| 2020/06/22 04:34:56.306462 socat[762494] D sigaction(3, 0x7ffffe40c420, 0x0) | |
| 2020/06/22 04:34:56.306465 socat[762494] D sigaction() -> 0 | |
| 2020/06/22 04:34:56.306468 socat[762494] D sigaction(4, 0x7ffffe40c420, 0x0) | |
| 2020/06/22 04:34:56.306472 socat[762494] D sigaction() -> 0 | |
| 2020/06/22 04:34:56.306474 socat[762494] D sigaction(6, 0x7ffffe40c420, 0x0) | |
| 2020/06/22 04:34:56.306478 socat[762494] D sigaction() -> 0 | |
| 2020/06/22 04:34:56.306480 socat[762494] D sigaction(7, 0x7ffffe40c420, 0x0) | |
| 2020/06/22 04:34:56.306484 socat[762494] D sigaction() -> 0 | |
| 2020/06/22 04:34:56.306486 socat[762494] D sigaction(8, 0x7ffffe40c420, 0x0) | |
| 2020/06/22 04:34:56.306490 socat[762494] D sigaction() -> 0 | |
| 2020/06/22 04:34:56.306492 socat[762494] D sigaction(11, 0x7ffffe40c420, 0x0) | |
| 2020/06/22 04:34:56.306496 socat[762494] D sigaction() -> 0 | |
| 2020/06/22 04:34:56.306499 socat[762494] D sigaction(15, 0x7ffffe40c420, 0x0) | |
| 2020/06/22 04:34:56.306502 socat[762494] D sigaction() -> 0 | |
| 2020/06/22 04:34:56.306505 socat[762494] D signal(13, 0x1) | |
| 2020/06/22 04:34:56.306509 socat[762494] D signal() -> 0x0 | |
| 2020/06/22 04:34:56.306512 socat[762494] D atexit(0x5556ed2d1f90) | |
| 2020/06/22 04:34:56.306516 socat[762494] D atexit() -> 0 | |
| 2020/06/22 04:34:56.306520 socat[762494] D calloc(1, 848) | |
| 2020/06/22 04:34:56.306524 socat[762494] D calloc() -> 0x5556eecde460 | |
| 2020/06/22 04:34:56.306533 socat[762494] D malloc(1024) | |
| 2020/06/22 04:34:56.306539 socat[762494] D malloc() -> 0x5556eecdd4c0 | |
| 2020/06/22 04:34:56.306543 socat[762494] D calloc(1, 848) | |
| 2020/06/22 04:34:56.306547 socat[762494] D calloc() -> 0x5556eecde7e0 | |
| 2020/06/22 04:34:56.306551 socat[762494] D calloc(1, 848) | |
| 2020/06/22 04:34:56.306554 socat[762494] D calloc() -> 0x5556eecdeb40 | |
| 2020/06/22 04:34:56.306558 socat[762494] D isatty(0) | |
| 2020/06/22 04:34:56.306563 socat[762494] D isatty() -> 0 | |
| 2020/06/22 04:34:56.306568 socat[762494] D isatty(1) | |
| 2020/06/22 04:34:56.306574 socat[762494] D isatty() -> 1 | |
| 2020/06/22 04:34:56.306578 socat[762494] D tcgetattr(1, 0x5556eecdec9c) | |
| 2020/06/22 04:34:56.306587 socat[762494] D tcgetattr(, {00004500,00000005,000000bf,00008a3b, 15,15, 03,1c,7f,15,04,00,01,00,11,13,1a,00,12,0f,17,16,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00}) -> 0 | |
| 2020/06/22 04:34:56.306593 socat[762494] D malloc(128) | |
| 2020/06/22 04:34:56.306596 socat[762494] D malloc() -> 0x5556eecdeea0 | |
| 2020/06/22 04:34:56.306601 socat[762494] D malloc(128) | |
| 2020/06/22 04:34:56.306604 socat[762494] D malloc() -> 0x5556eecdef30 | |
| 2020/06/22 04:34:56.306608 socat[762494] N reading from and writing to stdio | |
| 2020/06/22 04:34:56.306611 socat[762494] D calloc(1, 848) | |
| 2020/06/22 04:34:56.306617 socat[762494] D calloc() -> 0x5556eecdefc0 | |
| 2020/06/22 04:34:56.306625 socat[762494] D malloc(1024) | |
| 2020/06/22 04:34:56.306629 socat[762494] D malloc() -> 0x5556eecdf3e0 | |
| 2020/06/22 04:34:56.306635 socat[762494] D socket(17, 3, 0) | |
| 2020/06/22 04:34:56.306647 socat[762494] I socket(17, 3, 0) -> 5 | |
| 2020/06/22 04:34:56.306652 socat[762494] D fcntl(5, 2, 1) | |
| 2020/06/22 04:34:56.306657 socat[762494] D fcntl() -> 0 | |
| 2020/06/22 04:34:56.306660 socat[762494] D getsockname(5, 0x7ffffe40c060, 0x7ffffe40c05c{112}) | |
| 2020/06/22 04:34:56.306666 socat[762494] D getsockname(, {AF=17 AF=17 0x00000000000000000000ff7f0000}, {12}) -> 0 | |
| 2020/06/22 04:34:56.306671 socat[762494] N successfully prepared local socket AF=17 AF=17 0x00000000000000000000ff7f0000 | |
| 2020/06/22 04:34:56.306675 socat[762494] I resolved and opened all sock addresses | |
| 2020/06/22 04:34:56.306678 socat[762494] D malloc(16385) | |
| 2020/06/22 04:34:56.306682 socat[762494] D malloc() -> 0x5556eecdf7f0 | |
| 2020/06/22 04:34:56.306685 socat[762494] N starting data transfer loop with FDs [0,1] and [5,5] | |
| 2020/06/22 04:34:56.306689 socat[762494] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:34:56.306693 socat[762494] D select(6, &0x21, &0x22, &0x0, NULL/0.000000) | |
| 2020/06/22 04:34:56.306701 socat[762494] D select -> (, 0x1, 0x22, 0x0, NULL/0.000000), 3 | |
| 2020/06/22 04:34:56.306705 socat[762494] D read(0, 0x5556eecdf7f0, 8192) | |
| 2020/06/22 04:34:56.306712 socat[762494] D read -> 16 | |
| > 2020/06/22 04:34:56.306715 length=16 from=0 to=15 | |
| 3c 97 0e 1d 3f 07 f8 32 e4 c0 48 ab 00 02 61 62 | |
| 2020/06/22 04:34:56.306750 socat[762494] D sendto(5, 0x5556eecdf7f0[3c970e1d...], 16, 0, {AF=17 AF=17 0x000302000000000000063c970e1d}, 20) | |
| 2020/06/22 04:34:56.306771 socat[762494] D sendto() -> 16 | |
| 2020/06/22 04:34:56.306774 socat[762494] D getsockname(5, 0x7ffffe40c110, 0x7ffffe40c10c{112}) | |
| 2020/06/22 04:34:56.306780 socat[762494] D getsockname(, {AF=17 AF=17 0x00000000000000000000343a3334}, {12}) -> 0 | |
| 2020/06/22 04:34:56.306784 socat[762494] N local address: AF=17 AF=17 0x00000000000000000000343a3334 | |
| 2020/06/22 04:34:56.306787 socat[762494] I transferred 16 bytes from 0 to 5 | |
| 2020/06/22 04:34:56.306790 socat[762494] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:34:56.306795 socat[762494] D select(6, &0x21, &0x20, &0x0, NULL/0.000000) | |
| 2020/06/22 04:34:56.306800 socat[762494] D select -> (, 0x1, 0x20, 0x0, NULL/0.000000), 2 | |
| 2020/06/22 04:34:56.306804 socat[762494] D read(0, 0x5556eecdf7f0, 8192) | |
| 2020/06/22 04:34:56.306808 socat[762494] D read -> 0 | |
| 2020/06/22 04:34:56.306811 socat[762494] N socket 1 (fd 0) is at EOF | |
| 2020/06/22 04:34:56.306814 socat[762494] I shutdown(5, 1) | |
| 2020/06/22 04:34:56.306818 socat[762494] D shutdown() -> -1 | |
| 2020/06/22 04:34:56.306822 socat[762494] I shutdown(5, 1): Operation not supported | |
| 2020/06/22 04:34:56.306825 socat[762494] D data loop: sock1->eof=2, sock2->eof=0, closing=1, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:34:56.306829 socat[762494] D select(6, &0x20, &0x0, &0x0, &1.000000) | |
| 2020/06/22 04:34:57.307922 socat[762494] D select -> (, 0x0, 0x0, 0x0, &0.000000), 0 | |
| 2020/06/22 04:34:57.307950 socat[762494] I poll timed out (no data within 1.000000 seconds) | |
| 2020/06/22 04:34:57.307964 socat[762494] D tcsetattr(1, 0, {00004500,00000005,000000bf,00008a3b, 15,15, 03,1c,7f,15,04,00,01,00,11,13,1a,00,12,0f,17,16,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00}) | |
| 2020/06/22 04:34:57.307979 socat[762494] D tcsetattr() -> 0 | |
| 2020/06/22 04:34:57.307988 socat[762494] I shutdown(5, 2) | |
| 2020/06/22 04:34:57.307995 socat[762494] D shutdown() -> -1 | |
| 2020/06/22 04:34:57.308004 socat[762494] I shutdown(5, 2): Operation not supported | |
| 2020/06/22 04:34:57.308012 socat[762494] N exiting with status 0 | |
| 2020/06/22 04:34:57.308020 socat[762494] D exit(0) | |
| 2020/06/22 04:34:57.308038 socat[762494] D starting xioexit() | |
| 2020/06/22 04:34:57.308044 socat[762494] D finished xioexit() | |
| $ echo -n -e "\x3c\x97\x0e\x1d\x3f\x07\xf8\x32\xe4\xc0\x48\xab\x00\x02\x61\x62" | sudo socat -t 1 -lu -x -d -d -d -d - SOCKET-SENDTO:17:3:0:x0003x02000000x0000x00x06x3c970e1d3f070000 | |
| 2020/06/22 04:35:07.649654 socat[762500] D getpid() | |
| 2020/06/22 04:35:07.649698 socat[762500] D getpid() -> 762500 | |
| 2020/06/22 04:35:07.649703 socat[762500] D setenv("SOCAT_PID", "762500", 1) | |
| 2020/06/22 04:35:07.649707 socat[762500] D setenv() -> 0 | |
| 2020/06/22 04:35:07.649710 socat[762500] D setenv("SOCAT_PPID", "762500", 1) | |
| 2020/06/22 04:35:07.649713 socat[762500] D setenv() -> 0 | |
| 2020/06/22 04:35:07.649716 socat[762500] I socat by Gerhard Rieger and contributors - see www.dest-unreach.org | |
| 2020/06/22 04:35:07.649719 socat[762500] I This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit. (http://www.openssl.org/) | |
| 2020/06/22 04:35:07.649722 socat[762500] I This product includes software written by Tim Hudson ([email protected]) | |
| 2020/06/22 04:35:07.649724 socat[762500] D socat version 1.7.3.3 on Oct 26 2019 17:42:04 | |
| 2020/06/22 04:35:07.649729 socat[762500] D setenv("SOCAT_VERSION", "1.7.3.3", 1) | |
| 2020/06/22 04:35:07.649732 socat[762500] D setenv() -> 0 | |
| 2020/06/22 04:35:07.649737 socat[762500] D running on Linux version #30-Ubuntu SMP Mon Apr 20 16:58:30 UTC 2020, release 5.4.0-26-generic, machine x86_64 | |
| 2020/06/22 04:35:07.649741 socat[762500] D argv[0]: "socat" | |
| 2020/06/22 04:35:07.649743 socat[762500] D argv[1]: "-t" | |
| 2020/06/22 04:35:07.649746 socat[762500] D argv[2]: "1" | |
| 2020/06/22 04:35:07.649749 socat[762500] D argv[3]: "-lu" | |
| 2020/06/22 04:35:07.649751 socat[762500] D argv[4]: "-x" | |
| 2020/06/22 04:35:07.649754 socat[762500] D argv[5]: "-d" | |
| 2020/06/22 04:35:07.649757 socat[762500] D argv[6]: "-d" | |
| 2020/06/22 04:35:07.649762 socat[762500] D argv[7]: "-d" | |
| 2020/06/22 04:35:07.649765 socat[762500] D argv[8]: "-d" | |
| 2020/06/22 04:35:07.649769 socat[762500] D argv[9]: "-" | |
| 2020/06/22 04:35:07.649772 socat[762500] D argv[10]: "SOCKET-SENDTO:17:3:0:x0003x02000000x0000x00x06x3c970e1d3f070000" | |
| 2020/06/22 04:35:07.649776 socat[762500] D sigaction(1, 0x7ffee38bb860, 0x0) | |
| 2020/06/22 04:35:07.649780 socat[762500] D sigaction() -> 0 | |
| 2020/06/22 04:35:07.649784 socat[762500] D sigaction(2, 0x7ffee38bb860, 0x0) | |
| 2020/06/22 04:35:07.649788 socat[762500] D sigaction() -> 0 | |
| 2020/06/22 04:35:07.649791 socat[762500] D sigaction(3, 0x7ffee38bb860, 0x0) | |
| 2020/06/22 04:35:07.649795 socat[762500] D sigaction() -> 0 | |
| 2020/06/22 04:35:07.649798 socat[762500] D sigaction(4, 0x7ffee38bb860, 0x0) | |
| 2020/06/22 04:35:07.649802 socat[762500] D sigaction() -> 0 | |
| 2020/06/22 04:35:07.649805 socat[762500] D sigaction(6, 0x7ffee38bb860, 0x0) | |
| 2020/06/22 04:35:07.649809 socat[762500] D sigaction() -> 0 | |
| 2020/06/22 04:35:07.649812 socat[762500] D sigaction(7, 0x7ffee38bb860, 0x0) | |
| 2020/06/22 04:35:07.649815 socat[762500] D sigaction() -> 0 | |
| 2020/06/22 04:35:07.649818 socat[762500] D sigaction(8, 0x7ffee38bb860, 0x0) | |
| 2020/06/22 04:35:07.649822 socat[762500] D sigaction() -> 0 | |
| 2020/06/22 04:35:07.649825 socat[762500] D sigaction(11, 0x7ffee38bb860, 0x0) | |
| 2020/06/22 04:35:07.649829 socat[762500] D sigaction() -> 0 | |
| 2020/06/22 04:35:07.649833 socat[762500] D sigaction(15, 0x7ffee38bb860, 0x0) | |
| 2020/06/22 04:35:07.649837 socat[762500] D sigaction() -> 0 | |
| 2020/06/22 04:35:07.649840 socat[762500] D signal(13, 0x1) | |
| 2020/06/22 04:35:07.649844 socat[762500] D signal() -> 0x0 | |
| 2020/06/22 04:35:07.649848 socat[762500] D atexit(0x55b6b0540f90) | |
| 2020/06/22 04:35:07.649850 socat[762500] D atexit() -> 0 | |
| 2020/06/22 04:35:07.649853 socat[762500] D calloc(1, 848) | |
| 2020/06/22 04:35:07.649857 socat[762500] D calloc() -> 0x55b6b09d6460 | |
| 2020/06/22 04:35:07.649862 socat[762500] D malloc(1024) | |
| 2020/06/22 04:35:07.649865 socat[762500] D malloc() -> 0x55b6b09d54c0 | |
| 2020/06/22 04:35:07.649869 socat[762500] D calloc(1, 848) | |
| 2020/06/22 04:35:07.649872 socat[762500] D calloc() -> 0x55b6b09d67e0 | |
| 2020/06/22 04:35:07.649875 socat[762500] D calloc(1, 848) | |
| 2020/06/22 04:35:07.649878 socat[762500] D calloc() -> 0x55b6b09d6b40 | |
| 2020/06/22 04:35:07.649882 socat[762500] D isatty(0) | |
| 2020/06/22 04:35:07.649886 socat[762500] D isatty() -> 0 | |
| 2020/06/22 04:35:07.649889 socat[762500] D isatty(1) | |
| 2020/06/22 04:35:07.649894 socat[762500] D isatty() -> 1 | |
| 2020/06/22 04:35:07.649897 socat[762500] D tcgetattr(1, 0x55b6b09d6c9c) | |
| 2020/06/22 04:35:07.649905 socat[762500] D tcgetattr(, {00004500,00000005,000000bf,00008a3b, 15,15, 03,1c,7f,15,04,00,01,00,11,13,1a,00,12,0f,17,16,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00}) -> 0 | |
| 2020/06/22 04:35:07.649910 socat[762500] D malloc(128) | |
| 2020/06/22 04:35:07.649913 socat[762500] D malloc() -> 0x55b6b09d6ea0 | |
| 2020/06/22 04:35:07.649917 socat[762500] D malloc(128) | |
| 2020/06/22 04:35:07.649920 socat[762500] D malloc() -> 0x55b6b09d6f30 | |
| 2020/06/22 04:35:07.649924 socat[762500] N reading from and writing to stdio | |
| 2020/06/22 04:35:07.649928 socat[762500] D calloc(1, 848) | |
| 2020/06/22 04:35:07.649933 socat[762500] D calloc() -> 0x55b6b09d6fc0 | |
| 2020/06/22 04:35:07.649941 socat[762500] D malloc(1024) | |
| 2020/06/22 04:35:07.649944 socat[762500] D malloc() -> 0x55b6b09d73e0 | |
| 2020/06/22 04:35:07.649949 socat[762500] D socket(17, 3, 0) | |
| 2020/06/22 04:35:07.649958 socat[762500] I socket(17, 3, 0) -> 5 | |
| 2020/06/22 04:35:07.649963 socat[762500] D fcntl(5, 2, 1) | |
| 2020/06/22 04:35:07.649968 socat[762500] D fcntl() -> 0 | |
| 2020/06/22 04:35:07.649972 socat[762500] D getsockname(5, 0x7ffee38bb4a0, 0x7ffee38bb49c{112}) | |
| 2020/06/22 04:35:07.649978 socat[762500] D getsockname(, {AF=17 AF=17 0x00000000000000000000fe7f0000}, {12}) -> 0 | |
| 2020/06/22 04:35:07.649983 socat[762500] N successfully prepared local socket AF=17 AF=17 0x00000000000000000000fe7f0000 | |
| 2020/06/22 04:35:07.649987 socat[762500] I resolved and opened all sock addresses | |
| 2020/06/22 04:35:07.649990 socat[762500] D malloc(16385) | |
| 2020/06/22 04:35:07.649995 socat[762500] D malloc() -> 0x55b6b09d77f0 | |
| 2020/06/22 04:35:07.649999 socat[762500] N starting data transfer loop with FDs [0,1] and [5,5] | |
| 2020/06/22 04:35:07.650003 socat[762500] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:35:07.650008 socat[762500] D select(6, &0x21, &0x22, &0x0, NULL/0.000000) | |
| 2020/06/22 04:35:07.650016 socat[762500] D select -> (, 0x1, 0x22, 0x0, NULL/0.000000), 3 | |
| 2020/06/22 04:35:07.650021 socat[762500] D read(0, 0x55b6b09d77f0, 8192) | |
| 2020/06/22 04:35:07.650027 socat[762500] D read -> 16 | |
| > 2020/06/22 04:35:07.650032 length=16 from=0 to=15 | |
| 3c 97 0e 1d 3f 07 f8 32 e4 c0 48 ab 00 02 61 62 | |
| 2020/06/22 04:35:07.650075 socat[762500] D sendto(5, 0x55b6b09d77f0[3c970e1d...], 16, 0, {AF=17 AF=17 0x000302000000000000063c970e1d}, 20) | |
| 2020/06/22 04:35:07.650093 socat[762500] D sendto() -> 16 | |
| 2020/06/22 04:35:07.650098 socat[762500] D getsockname(5, 0x7ffee38bb550, 0x7ffee38bb54c{112}) | |
| 2020/06/22 04:35:07.650102 socat[762500] D getsockname(, {AF=17 AF=17 0x00000000000000000000343a3335}, {12}) -> 0 | |
| 2020/06/22 04:35:07.650107 socat[762500] N local address: AF=17 AF=17 0x00000000000000000000343a3335 | |
| 2020/06/22 04:35:07.650110 socat[762500] I transferred 16 bytes from 0 to 5 | |
| 2020/06/22 04:35:07.650113 socat[762500] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:35:07.650118 socat[762500] D select(6, &0x21, &0x20, &0x0, NULL/0.000000) | |
| 2020/06/22 04:35:07.650124 socat[762500] D select -> (, 0x1, 0x20, 0x0, NULL/0.000000), 2 | |
| 2020/06/22 04:35:07.650128 socat[762500] D read(0, 0x55b6b09d77f0, 8192) | |
| 2020/06/22 04:35:07.650133 socat[762500] D read -> 0 | |
| 2020/06/22 04:35:07.650136 socat[762500] N socket 1 (fd 0) is at EOF | |
| 2020/06/22 04:35:07.650139 socat[762500] I shutdown(5, 1) | |
| 2020/06/22 04:35:07.650143 socat[762500] D shutdown() -> -1 | |
| 2020/06/22 04:35:07.650150 socat[762500] I shutdown(5, 1): Operation not supported | |
| 2020/06/22 04:35:07.650153 socat[762500] D data loop: sock1->eof=2, sock2->eof=0, closing=1, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:35:07.650158 socat[762500] D select(6, &0x20, &0x0, &0x0, &1.000000) | |
| 2020/06/22 04:35:08.651251 socat[762500] D select -> (, 0x0, 0x0, 0x0, &0.000000), 0 | |
| 2020/06/22 04:35:08.651301 socat[762500] I poll timed out (no data within 1.000000 seconds) | |
| 2020/06/22 04:35:08.651328 socat[762500] D tcsetattr(1, 0, {00004500,00000005,000000bf,00008a3b, 15,15, 03,1c,7f,15,04,00,01,00,11,13,1a,00,12,0f,17,16,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00}) | |
| 2020/06/22 04:35:08.651360 socat[762500] D tcsetattr() -> 0 | |
| 2020/06/22 04:35:08.651374 socat[762500] I shutdown(5, 2) | |
| 2020/06/22 04:35:08.651396 socat[762500] D shutdown() -> -1 | |
| 2020/06/22 04:35:08.651412 socat[762500] I shutdown(5, 2): Operation not supported | |
| 2020/06/22 04:35:08.651427 socat[762500] N exiting with status 0 | |
| 2020/06/22 04:35:08.651439 socat[762500] D exit(0) | |
| 2020/06/22 04:35:08.651477 socat[762500] D starting xioexit() | |
| 2020/06/22 04:35:08.651489 socat[762500] D finished xioexit() |
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| $ sudo tcpdump -i enp0s31f6 -XX -n -e -# '(ether src 3c:97:0e:1d:3f:07 and ether dst f8:32:e4:c0:48:ab) or (ether src f8:32:e4:c0:48:ab and ether dst 3c:97:0e:1d:3f:07)' | |
| tcpdump: verbose output suppressed, use -v or -vv for full protocol decode | |
| listening on enp0s31f6, link-type EN10MB (Ethernet), capture size 262144 bytes | |
| 1 04:34:56.306762 f8:32:e4:c0:48:ab > 3c:97:0e:1d:3f:07, 802.3, length 2: [|llc] | |
| 0x0000: 6162 ab | |
| 0x0000: 3c97 0e1d 3f07 f832 e4c0 48ab 0002 6162 <...?..2..H...ab | |
| 2 04:34:56.323224 3c:97:0e:1d:3f:07 > f8:32:e4:c0:48:ab, 802.3, length 4: LLC, dsap Unknown (0x60) Group, ssap Unknown (0x62) Command, ctrl 0x6261: Supervisory, Receiver Ready, rcv seq 49, Flags [Command], length 46 | |
| 0x0000: f832 e4c0 48ab 3c97 0e1d 3f07 0004 6162 .2..H.<...?...ab | |
| 0x0010: 6162 0000 0000 0000 0000 0000 0000 0000 ab.............. | |
| 0x0020: 0000 0000 0000 0000 0000 0000 0000 0000 ................ | |
| 0x0030: 0000 0000 0000 0000 0000 0000 ............ | |
| 3 04:35:07.650086 f8:32:e4:c0:48:ab > 3c:97:0e:1d:3f:07, 802.3, length 2: [|llc] | |
| 0x0000: 6162 ab | |
| 0x0000: 3c97 0e1d 3f07 f832 e4c0 48ab 0002 6162 <...?..2..H...ab | |
| 4 04:35:07.651746 3c:97:0e:1d:3f:07 > f8:32:e4:c0:48:ab, 802.3, length 4: LLC, dsap Unknown (0x40) Group, ssap STP (0x42) Command, ctrl 0x4241: Supervisory, Receiver Ready, rcv seq 33, Flags [Command], length 46 | |
| 0x0000: f832 e4c0 48ab 3c97 0e1d 3f07 0004 4142 .2..H.<...?...AB | |
| 0x0010: 4142 0000 0000 0000 0000 0000 0000 0000 AB.............. | |
| 0x0020: 0000 0000 0000 0000 0000 0000 0000 0000 ................ | |
| 0x0030: 0000 0000 0000 0000 0000 0000 ............ |
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| The server loop works great and the tcpdump shows in and out (2 packets, every time). | |
| The only missing is a response that gets shown on the client. Honestly, doesn't matter, we just want to see the bytes, and tcpdump is fine for that. | |
| $ socat -V | |
| socat by Gerhard Rieger and contributors - see www.dest-unreach.org | |
| socat version 1.7.3.3 on Oct 26 2019 17:42:04 | |
| running on Linux version #33-Ubuntu SMP Wed Apr 29 14:32:27 UTC 2020, release 5.4.0-29-generic, machine x86_64 | |
| features: | |
| #define WITH_STDIO 1 | |
| #define WITH_FDNUM 1 | |
| #define WITH_FILE 1 | |
| #define WITH_CREAT 1 | |
| #define WITH_GOPEN 1 | |
| #define WITH_TERMIOS 1 | |
| #define WITH_PIPE 1 | |
| #define WITH_UNIX 1 | |
| #define WITH_ABSTRACT_UNIXSOCKET 1 | |
| #define WITH_IP4 1 | |
| #define WITH_IP6 1 | |
| #define WITH_RAWIP 1 | |
| #define WITH_GENERICSOCKET 1 | |
| #define WITH_INTERFACE 1 | |
| #define WITH_TCP 1 | |
| #define WITH_UDP 1 | |
| #define WITH_SCTP 1 | |
| #define WITH_LISTEN 1 | |
| #define WITH_SOCKS4 1 | |
| #define WITH_SOCKS4A 1 | |
| #define WITH_PROXY 1 | |
| #define WITH_SYSTEM 1 | |
| #define WITH_EXEC 1 | |
| #undef WITH_READLINE | |
| #define WITH_TUN 1 | |
| #define WITH_PTY 1 | |
| #define WITH_OPENSSL 1 | |
| #undef WITH_FIPS | |
| #define WITH_LIBWRAP 1 | |
| #define WITH_SYCLS 1 | |
| #define WITH_FILAN 1 | |
| #define WITH_RETRY 1 | |
| #define WITH_MSGLEVEL 0 /*debug*/ | |
| $ sudo socat -b 2048 -lu -x -D -d -d -d -d SOCKET-RECVFROM:17:3:0:x0004x02000000x0000x00x00x0000000000000000 EXEC:/home/perly | |
| $ cat perly | |
| #!/usr/bin/perl | |
| use IO::Select; | |
| my $s = IO::Select->new; | |
| $s->add(\*STDIN); | |
| while ($s->can_read) { | |
| my $buf; | |
| sysread(STDIN, $buf, 1024) or next; | |
| my $echo = substr($buf, 6, 6).substr($buf, 0, 6).substr($buf, 12, 2).uc(substr($buf, 14)); | |
| syswrite(STDOUT, $echo, length($echo)); | |
| } | |
| $ sudo tcpdump -i enp0s25 -XX -# -n -e '(ether src f8:32:e4:c0:48:ab and ether dst 3c:97:0e:1d:3f:07) or (ether dst f8:32:e4:c0:48:ab and ether src 3c:97:0e:1d:3f:07)' | |
| $ echo -n -e "\x3c\x97\x0e\x1d\x3f\x07\xf8\x32\xe4\xc0\x48\xab\x00\x02\x61\x62" | sudo socat -lu -x -d -d -d -d - SOCKET-SENDTO:17:3:0:x0003x02000000x0000x00x06xc970e1d3f070000 | |
| $ sudo tcpdump -i enp0s25 -XX -# -n -e '(ether src f8:32:e4:c0:48:ab and ether dst 3c:97:0e:1d:3f:07) or (ether dst f8:32:e4:c0:48:ab and ether src 3c:97:0e:1d:3f:07)' | |
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| ubuntu@ubuntu:~/Downloads$ libreoffice --headless --convert-to csv:"Text - txt - csv (StarCalc)":"9,,,," ~/Downloads/file_example_ODS_10.ods --outdir /tmp | |
| javaldx: Could not find a Java Runtime Environment! | |
| Please ensure that a JVM and the package libreoffice-java-common | |
| is installed. | |
| If it is already installed then try removing ~/.config/libreoffice/4/user/config/javasettings_Linux_*.xml | |
| Warning: failed to read path from javaldx | |
| convert /home/ubuntu/Downloads/file_example_ODS_10.ods -> /tmp/file_example_ODS_10.csv using filter : Text - txt - csv (StarCalc):9,,,, | |
| Overwriting: /tmp/file_example_ODS_10.csv | |
| ubuntu@ubuntu:~/Downloads$ cat /tmp/file_example_ODS_10.csv | |
| 0 First Name Last Name Gender Country Age Date Id | |
| 1 Dulce Abril Female United States 32 15/10/2017 1562 | |
| 2 Mara Hashimoto Female Great Britain 25 16/08/2016 1582 | |
| 3 Philip Gent Male France 36 21/05/2015 2587 | |
| 4 Kathleen Hanner Female United States 25 15/10/2017 3549 | |
| 5 Nereida Magwood Female United States 58 16/08/2016 2468 | |
| 6 Gaston Brumm Male United States 24 21/05/2015 2554 | |
| 7 Etta Hurn Female Great Britain 56 15/10/2017 3598 | |
| 8 Earlean Melgar Female United States 27 16/08/2016 2456 | |
| 9 Vincenza Weiland Female United States 40 21/05/2015 6548 |
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| $ cat perly | |
| #!/usr/bin/perl | |
| use strict; | |
| use warnings; | |
| use IO::Select; | |
| my $s = IO::Select->new; | |
| $s->add(\*STDIN); | |
| my $loop = 0; | |
| while ($s->can_read) { | |
| my $frame; | |
| sysread(STDIN, $frame, 1514) or next; | |
| my %frame = detherize($frame); | |
| my $echo = etherize( | |
| dst => $frame{src}, | |
| src => $frame{dst}, | |
| len => "\x00\x04", | |
| pay => toggle_case(++$loop => ($frame{pay} x 2)), | |
| ); | |
| warn unpack('H*', $echo); | |
| syswrite(STDOUT, $echo, length($echo)); | |
| } | |
| sub toggle_case { shift() % 2 == 0 ? uc(shift) : lc(shift) } | |
| sub etherize { | |
| my %frame = @_; | |
| my $frame = join '', map { $frame{$_} } qw(dst src len pay); | |
| return $frame; | |
| } | |
| sub detherize { | |
| my $frame = shift; | |
| my $len = substr($frame, 12, 2); | |
| my %frame = ( | |
| dst => substr($frame, 0, 6), | |
| src => substr($frame, 6, 6), | |
| len => $len, | |
| pay => substr($frame, 14, 2), | |
| ); | |
| return %frame; | |
| } |
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| $ sudo socat -b 2048 -x -D -d -d -d -d SOCKET-RECVFROM:17:3:0:x0004x02000000x0000x00x00x0000000000000000 EXEC:/home/stefan/perly | |
| 2020/06/22 04:34:44 socat[4087427] D getpid() | |
| 2020/06/22 04:34:44 socat[4087427] D getpid() -> 4087427 | |
| 2020/06/22 04:34:44 socat[4087427] D setenv("SOCAT_PID", "4087427", 1) | |
| 2020/06/22 04:34:44 socat[4087427] D setenv() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D setenv("SOCAT_PPID", "4087427", 1) | |
| 2020/06/22 04:34:44 socat[4087427] D setenv() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] I socat by Gerhard Rieger and contributors - see www.dest-unreach.org | |
| 2020/06/22 04:34:44 socat[4087427] I This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit. (http://www.openssl.org/) | |
| 2020/06/22 04:34:44 socat[4087427] I This product includes software written by Tim Hudson ([email protected]) | |
| 2020/06/22 04:34:44 socat[4087427] D socat version 1.7.3.3 on Oct 26 2019 17:42:04 | |
| 2020/06/22 04:34:44 socat[4087427] D setenv("SOCAT_VERSION", "1.7.3.3", 1) | |
| 2020/06/22 04:34:44 socat[4087427] D setenv() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D running on Linux version #33-Ubuntu SMP Wed Apr 29 14:32:27 UTC 2020, release 5.4.0-29-generic, machine x86_64 | |
| 2020/06/22 04:34:44 socat[4087427] D argv[0]: "socat" | |
| 2020/06/22 04:34:44 socat[4087427] D argv[1]: "-b" | |
| 2020/06/22 04:34:44 socat[4087427] D argv[2]: "2048" | |
| 2020/06/22 04:34:44 socat[4087427] D argv[3]: "-x" | |
| 2020/06/22 04:34:44 socat[4087427] D argv[4]: "-D" | |
| 2020/06/22 04:34:44 socat[4087427] D argv[5]: "-d" | |
| 2020/06/22 04:34:44 socat[4087427] D argv[6]: "-d" | |
| 2020/06/22 04:34:44 socat[4087427] D argv[7]: "-d" | |
| 2020/06/22 04:34:44 socat[4087427] D argv[8]: "-d" | |
| 2020/06/22 04:34:44 socat[4087427] D argv[9]: "SOCKET-RECVFROM:17:3:0:x0004x02000000x0000x00x00x0000000000000000" | |
| 2020/06/22 04:34:44 socat[4087427] D argv[10]: "EXEC:/home/stefan/perly" | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction(1, 0x7ffc1b806740, 0x0) | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction(2, 0x7ffc1b806740, 0x0) | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction(3, 0x7ffc1b806740, 0x0) | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction(4, 0x7ffc1b806740, 0x0) | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction(6, 0x7ffc1b806740, 0x0) | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction(7, 0x7ffc1b806740, 0x0) | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction(8, 0x7ffc1b806740, 0x0) | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction(11, 0x7ffc1b806740, 0x0) | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction(15, 0x7ffc1b806740, 0x0) | |
| 2020/06/22 04:34:44 socat[4087427] D sigaction() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D signal(13, 0x1) | |
| 2020/06/22 04:34:44 socat[4087427] D signal() -> 0x0 | |
| 2020/06/22 04:34:44 socat[4087427] D atexit(0x5649e4841f90) | |
| 2020/06/22 04:34:44 socat[4087427] D atexit() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D calloc(1, 848) | |
| 2020/06/22 04:34:44 socat[4087427] D calloc() -> 0x5649e4b10790 | |
| 2020/06/22 04:34:44 socat[4087427] D malloc(1024) | |
| 2020/06/22 04:34:44 socat[4087427] D malloc() -> 0x5649e4b10bb0 | |
| 2020/06/22 04:34:44 socat[4087427] D socket(17, 3, 0) | |
| 2020/06/22 04:34:44 socat[4087427] I socket(17, 3, 0) -> 5 | |
| 2020/06/22 04:34:44 socat[4087427] D fcntl(5, 2, 1) | |
| 2020/06/22 04:34:44 socat[4087427] D fcntl() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] D bind(5, AF=17 AF=17 0x0004020000000000000000000000, 20) | |
| 2020/06/22 04:34:44 socat[4087427] D bind() -> 0 | |
| 2020/06/22 04:34:44 socat[4087427] I starting recvfrom loop | |
| 2020/06/22 04:34:44 socat[4087427] I socket_init(): unknown address family 17 | |
| 2020/06/22 04:34:44 socat[4087427] N receiving on AF=17 AF=17 0x0004020000000000000000000000 | |
| 2020/06/22 04:34:44 socat[4087427] D select(6, &0x20, &0x0, &0x0, NULL/0.000000) | |
| 2020/06/22 04:34:56 socat[4087427] D select -> (, 0x20, 0x0, 0x0, NULL/0.000000), 1 | |
| 2020/06/22 04:34:56 socat[4087427] D recvmsg(5, 0x7ffc1b805ad0{0x7ffc1b805b10,112,0x7ffc1b805a60,1,0x7ffc1b806190,1024,0}, 34) | |
| 2020/06/22 04:34:56 socat[4087427] D recvmsg(, {AF=17 AF=17 0x00040200000001000006f832e4c0,20,,1,,0,}, ) -> 60 | |
| 2020/06/22 04:34:56 socat[4087427] N receiving packet from AF=17 AF=17 0x00040200000001000006f832e4c0 | |
| 2020/06/22 04:34:56 socat[4087427] I permitting packet from AF=17 AF=17 0x00040200000001000006f832e4c0 | |
| 2020/06/22 04:34:56 socat[4087427] D calloc(1, 848) | |
| 2020/06/22 04:34:56 socat[4087427] D calloc() -> 0x5649e4b10fc0 | |
| 2020/06/22 04:34:56 socat[4087427] D malloc(1024) | |
| 2020/06/22 04:34:56 socat[4087427] D malloc() -> 0x5649e4b11d90 | |
| 2020/06/22 04:34:56 socat[4087427] D malloc(128) | |
| 2020/06/22 04:34:56 socat[4087427] D malloc() -> 0x5649e4b11360 | |
| 2020/06/22 04:34:56 socat[4087427] N forking off child, using socket for reading and writing | |
| 2020/06/22 04:34:56 socat[4087427] D socketpair(1, 1, 0, 0x7ffc1b8064a8) | |
| 2020/06/22 04:34:56 socat[4087427] I socketpair(1, 1, 0, {6,7}) -> 0 | |
| 2020/06/22 04:34:56 socat[4087427] D malloc(128) | |
| 2020/06/22 04:34:56 socat[4087427] D malloc() -> 0x5649e4b113f0 | |
| 2020/06/22 04:34:56 socat[4087427] D fcntl(6, 2, 1) | |
| 2020/06/22 04:34:56 socat[4087427] D fcntl() -> 0 | |
| 2020/06/22 04:34:56 socat[4087427] D sigaction(17, 0x7ffc1b8063a0, 0x0) | |
| 2020/06/22 04:34:56 socat[4087427] D sigaction() -> 0 | |
| 2020/06/22 04:34:56 socat[4087427] D fork() | |
| 2020/06/22 04:34:56 socat[4087427] D fork() -> 4087792 | |
| 2020/06/22 04:34:56 socat[4087427] N forked off child process 4087792 | |
| 2020/06/22 04:34:56 socat[4087427] N forked off child process 4087792 | |
| 2020/06/22 04:34:56 socat[4087427] I close(7) | |
| 2020/06/22 04:34:56 socat[4087427] D close() -> 0 | |
| 2020/06/22 04:34:56 socat[4087427] I resolved and opened all sock addresses | |
| FD type device inode mode links uid gid rdev size blksize blocks atime mtime ctime cloexec flags sigown sigio | |
| 5: socket 0,9 23952365 0140777 1 0 0 0,0 0 4096 02020/06/22 04:34:56 socat[4087792] D fork() -> 0 | |
| 2020/06/22 04:34:56 socat[4087792] D getpid() | |
| 2020/06/22 04:34:56 socat[4087792] D getpid() -> 4087792 | |
| Wed Dec 31 18:00:00 19692020/06/22 04:34:56 socat[4087792] I just born: child process 4087792 | |
| Wed Dec 31 18:00:00 1969 Wed Dec 31 18:00:00 19692020/06/22 04:34:56 socat[4087792] I close(4) | |
| 2020/06/22 04:34:56 socat[4087792] D close() -> 0 | |
| 1 x0000022020/06/22 04:34:56 socat[4087792] I close(3) | |
| 0 02020/06/22 04:34:56 socat[4087792] D close() -> 0 | |
| DEBUG=0 REUSEADDR=0 TYPE=3 ERROR=0 DONTROUTE=0 BROADCAST=0 SNDBUF=212992 2020/06/22 04:34:56 socat[4087792] D signal(17, 0x0) | |
| RCVBUF=212992 KEEPALIVE=0 OOBINLINE=0 2020/06/22 04:34:56 socat[4087792] D signal() -> 0x5649e484a4a0 | |
| NO_CHECK=0 PRIORITY=0 2020/06/22 04:34:56 socat[4087792] I close(6) | |
| LINGER={0,0} BSDCOMPAT=0 2020/06/22 04:34:56 socat[4087792] D close() -> 0 | |
| REUSEPORT=0 2020/06/22 04:34:56 socat[4087792] D dup2(7, 0) | |
| PASSCRED=0 PEERCRED={0,-1} 2020/06/22 04:34:56 socat[4087792] I dup2(7, 0) -> 0 | |
| RCVLOWAT=1 SNDLOWAT=1 2020/06/22 04:34:56 socat[4087792] D dup2(7, 1) | |
| RCVTIMEO={0,0} SNDTIMEO={0,0} 2020/06/22 04:34:56 socat[4087792] I dup2(7, 1) -> 1 | |
| 2020/06/22 04:34:56 socat[4087792] D fcntl(7, 2, 1) | |
| BINDTODEVICE={0,0} 2020/06/22 04:34:56 socat[4087792] D fcntl() -> 0 | |
| ATTACH_FILTER={0,0} 2020/06/22 04:34:56 socat[4087792] I close(7) | |
| AF=17 AF=17 0x000402000000010000063c970e1d2020/06/22 04:34:56 socat[4087792] D close() -> 0 | |
| **** NO FURTHER ANALYSIS FOR THIS SOCKET TYPE IMPLEMENTED2020/06/22 04:34:56 socat[4087792] D child: args = "/home/stefan/perly" | |
| poll: IN,2020/06/22 04:34:56 socat[4087792] D malloc(64) | |
| OUT,; FIONREAD=140720308486204; 2020/06/22 04:34:56 socat[4087792] D malloc() -> 0x5649e4b11480 | |
| recvmsg=1, | |
| 2020/06/22 04:34:56 socat[4087792] D malloc(19) | |
| 6: socket 0,9 23952382 0140777 1 0 0 0,0 0 4096 0 2020/06/22 04:34:56 socat[4087792] D malloc() -> 0x5649e4b121a0 | |
| Wed Dec 31 18:00:00 1969 2020/06/22 04:34:56 socat[4087792] D malloc(20) | |
| 2020/06/22 04:34:56 socat[4087792] D malloc() -> 0x5649e4b121c0 | |
| Wed Dec 31 18:00:00 1969 2020/06/22 04:34:56 socat[4087792] N execvp'ing "/home/stefan/perly" | |
| Wed Dec 31 18:00:00 19692020/06/22 04:34:56 socat[4087792] D execvp("/home/stefan/perly", "/home/stefan/perly") | |
| 1 x000002 0 0DEBUG=0 REUSEADDR=0 TYPE=1 ERROR=0 DONTROUTE=0 BROADCAST=0 SNDBUF=212992 RCVBUF=212992 KEEPALIVE=0 OOBINLINE=0 NO_CHECK=0 PRIORITY=0 LINGER={0,0} BSDCOMPAT=0 REUSEPORT=0 PASSCRED=0 PEERCRED={4087427,0} RCVLOWAT=1 SNDLOWAT=1 RCVTIMEO={0,0} SNDTIMEO={0,0}BINDTODEVICE={0,0} ATTACH_FILTER={0,0} AF=1 "<anon>" <-> AF=1 "<anon>" poll: OUT, | |
| 2020/06/22 04:34:56 socat[4087427] D malloc(4097) | |
| 2020/06/22 04:34:56 socat[4087427] D malloc() -> 0x5649e4b121a0 | |
| 2020/06/22 04:34:56 socat[4087427] N starting data transfer loop with FDs [5,5] and [6,6] | |
| 2020/06/22 04:34:56 socat[4087427] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:34:56 socat[4087427] D select(7, &0x60, &0x60, &0x0, NULL/0.000000) | |
| 2020/06/22 04:34:56 socat[4087427] D select -> (, 0x20, 0x60, 0x0, NULL/0.000000), 3 | |
| 2020/06/22 04:34:56 socat[4087427] I socket_init(): unknown address family 17 | |
| 2020/06/22 04:34:56 socat[4087427] D recvmsg(5, 0x7ffc1b805ef0{0x7ffc1b805f30,112,0x7ffc1b805ea0,1,0x7ffc1b8061a0,1024,0}, 34) | |
| 2020/06/22 04:34:56 socat[4087427] D recvmsg(, {AF=17 AF=17 0x00040200000001000006f832e4c0,20,,1,,0,}, ) -> 60 | |
| 2020/06/22 04:34:56 socat[4087427] I permitting packet from AF=17 AF=17 0x00040200000001000006f832e4c0 | |
| 2020/06/22 04:34:56 socat[4087427] D recvfrom(5, 0x5649e4b121a0, 2048, 0, 0x7ffc1b805f30, 112) | |
| 2020/06/22 04:34:56 socat[4087427] D recvfrom(,,,, {17,AF=17 AF=17 0x00040200000001000006f832e4c0}, 20) -> 60 | |
| 2020/06/22 04:34:56 socat[4087427] N received packet with 60 bytes from AF=17 AF=17 0x00040200000001000006f832e4c0 | |
| > 2020/06/22 04:34:56.302108 length=60 from=0 to=59 | |
| 3c 97 0e 1d 3f 07 f8 32 e4 c0 48 ab 00 02 61 62 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 | |
| 2020/06/22 04:34:56 socat[4087427] D write(6, 0x5649e4b121a0, 60) | |
| 2020/06/22 04:34:56 socat[4087427] D write -> 60 | |
| 2020/06/22 04:34:56 socat[4087427] I transferred 60 bytes from 5 to 6 | |
| 2020/06/22 04:34:56 socat[4087427] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:34:56 socat[4087427] D select(7, &0x60, &0x40, &0x0, NULL/0.000000) | |
| 2020/06/22 04:34:56 socat[4087427] D select -> (, 0x0, 0x40, 0x0, NULL/0.000000), 1 | |
| 2020/06/22 04:34:56 socat[4087427] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:34:56 socat[4087427] D select(7, &0x60, &0x0, &0x0, NULL/0.000000) | |
| f832e4c048ab3c970e1d3f07000461626162 at /home/stefan/perly line 21. | |
| 2020/06/22 04:34:56 socat[4087427] D select -> (, 0x40, 0x0, 0x0, NULL/0.000000), 1 | |
| 2020/06/22 04:34:56 socat[4087427] D read(6, 0x5649e4b121a0, 2048) | |
| 2020/06/22 04:34:56 socat[4087427] D read -> 18 | |
| < 2020/06/22 04:34:56.315801 length=18 from=0 to=17 | |
| f8 32 e4 c0 48 ab 3c 97 0e 1d 3f 07 00 04 61 62 61 62 | |
| 2020/06/22 04:34:56 socat[4087427] D sendto(5, 0x5649e4b121a0[f832e4c0...], 18, 0, {AF=17 AF=17 0x00040200000001000006f832e4c0}, 20) | |
| 2020/06/22 04:34:56 socat[4087427] D sendto() -> 18 | |
| 2020/06/22 04:34:56 socat[4087427] D getsockname(5, 0x7ffc1b806430, 0x7ffc1b80642c{112}) | |
| 2020/06/22 04:34:56 socat[4087427] D getsockname(, {AF=17 AF=17 0x000402000000010000063c970e1d}, {18}) -> 0 | |
| 2020/06/22 04:34:56 socat[4087427] N local address: AF=17 AF=17 0x000402000000010000063c970e1d | |
| 2020/06/22 04:34:56 socat[4087427] I transferred 18 bytes from 6 to 5 | |
| 2020/06/22 04:34:56 socat[4087427] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:34:56 socat[4087427] D select(7, &0x60, &0x20, &0x0, NULL/0.000000) | |
| 2020/06/22 04:34:56 socat[4087427] D select -> (, 0x0, 0x20, 0x0, NULL/0.000000), 1 | |
| 2020/06/22 04:34:56 socat[4087427] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:34:56 socat[4087427] D select(7, &0x60, &0x0, &0x0, NULL/0.000000) | |
| 2020/06/22 04:35:07 socat[4087427] D select -> (, 0x20, 0x0, 0x0, NULL/0.000000), 1 | |
| 2020/06/22 04:35:07 socat[4087427] I socket_init(): unknown address family 17 | |
| 2020/06/22 04:35:07 socat[4087427] D recvmsg(5, 0x7ffc1b805ef0{0x7ffc1b805f30,112,0x7ffc1b805ea0,1,0x7ffc1b8061a0,1024,0}, 34) | |
| 2020/06/22 04:35:07 socat[4087427] D recvmsg(, {AF=17 AF=17 0x00040200000001000006f832e4c0,20,,1,,0,}, ) -> 60 | |
| 2020/06/22 04:35:07 socat[4087427] I permitting packet from AF=17 AF=17 0x00040200000001000006f832e4c0 | |
| 2020/06/22 04:35:07 socat[4087427] D recvfrom(5, 0x5649e4b121a0, 2048, 0, 0x7ffc1b805f30, 112) | |
| 2020/06/22 04:35:07 socat[4087427] D recvfrom(,,,, {17,AF=17 AF=17 0x00040200000001000006f832e4c0}, 20) -> 60 | |
| 2020/06/22 04:35:07 socat[4087427] N received packet with 60 bytes from AF=17 AF=17 0x00040200000001000006f832e4c0 | |
| > 2020/06/22 04:35:07.643502 length=60 from=60 to=119 | |
| 3c 97 0e 1d 3f 07 f8 32 e4 c0 48 ab 00 02 61 62 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 | |
| 2020/06/22 04:35:07 socat[4087427] D write(6, 0x5649e4b121a0, 60) | |
| 2020/06/22 04:35:07 socat[4087427] D write -> 60 | |
| 2020/06/22 04:35:07 socat[4087427] I transferred 60 bytes from 5 to 6 | |
| 2020/06/22 04:35:07 socat[4087427] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:35:07 socat[4087427] D select(7, &0x60, &0x40, &0x0, NULL/0.000000) | |
| 2020/06/22 04:35:07 socat[4087427] D select -> (, 0x0, 0x40, 0x0, NULL/0.000000), 1 | |
| 2020/06/22 04:35:07 socat[4087427] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:35:07 socat[4087427] D select(7, &0x60, &0x0, &0x0, NULL/0.000000) | |
| f832e4c048ab3c970e1d3f07000441424142 at /home/stefan/perly line 21. | |
| 2020/06/22 04:35:07 socat[4087427] D select -> (, 0x40, 0x0, 0x0, NULL/0.000000), 1 | |
| 2020/06/22 04:35:07 socat[4087427] D read(6, 0x5649e4b121a0, 2048) | |
| 2020/06/22 04:35:07 socat[4087427] D read -> 18 | |
| < 2020/06/22 04:35:07.644273 length=18 from=18 to=35 | |
| f8 32 e4 c0 48 ab 3c 97 0e 1d 3f 07 00 04 41 42 41 42 | |
| 2020/06/22 04:35:07 socat[4087427] D sendto(5, 0x5649e4b121a0[f832e4c0...], 18, 0, {AF=17 AF=17 0x00040200000001000006f832e4c0}, 20) | |
| 2020/06/22 04:35:07 socat[4087427] D sendto() -> 18 | |
| 2020/06/22 04:35:07 socat[4087427] D getsockname(5, 0x7ffc1b806430, 0x7ffc1b80642c{112}) | |
| 2020/06/22 04:35:07 socat[4087427] D getsockname(, {AF=17 AF=17 0x000402000000010000063c970e1d}, {18}) -> 0 | |
| 2020/06/22 04:35:07 socat[4087427] N local address: AF=17 AF=17 0x000402000000010000063c970e1d | |
| 2020/06/22 04:35:07 socat[4087427] I transferred 18 bytes from 6 to 5 | |
| 2020/06/22 04:35:07 socat[4087427] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:35:07 socat[4087427] D select(7, &0x60, &0x20, &0x0, NULL/0.000000) | |
| 2020/06/22 04:35:07 socat[4087427] D select -> (, 0x0, 0x20, 0x0, NULL/0.000000), 1 | |
| 2020/06/22 04:35:07 socat[4087427] D data loop: sock1->eof=0, sock2->eof=0, closing=0, wasaction=1, total_to={0.000000} | |
| 2020/06/22 04:35:07 socat[4087427] D select(7, &0x60, &0x0, &0x0, NULL/0.000000) | |
| ^C2020/06/22 04:35:13 socat[4087427] N socat_signal(): handling signal 2 | |
| 2020/06/22 04:35:13 socat[4087427] N exiting on signal 2 | |
| 2020/06/22 04:35:13 socat[4087427] N socat_signal(): finishing signal 2 | |
| 2020/06/22 04:35:13 socat[4087427] N exit(130) | |
| 2020/06/22 04:35:13 socat[4087427] D starting xioexit() | |
| 2020/06/22 04:35:13 socat[4087427] D kill(4087792, 15) | |
| 2020/06/22 04:35:13 socat[4087427] D kill() -> 0 | |
| 2020/06/22 04:35:13 socat[4087427] I shutdown(6, 2) | |
| 2020/06/22 04:35:13 socat[4087427] D shutdown() -> 0 | |
| 2020/06/22 04:35:13 socat[4087427] D finished xioexit() |
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| $ sudo tcpdump -i enp0s25 -XX -# -n -e '(ether src f8:32:e4:c0:48:ab and ether dst 3c:97:0e:1d:3f:07) or (ether dst f8:32:e4:c0:48:ab and ether src 3c:97:0e:1d:3f:07)' | |
| tcpdump: verbose output suppressed, use -v or -vv for full protocol decode | |
| listening on enp0s25, link-type EN10MB (Ethernet), capture size 262144 bytes | |
| 1 04:34:56.299863 f8:32:e4:c0:48:ab > 3c:97:0e:1d:3f:07, 802.3, length 2: LLC, dsap Unknown (0x60) Group, ssap Unknown (0x62) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 46 | |
| 0x0000: 3c97 0e1d 3f07 f832 e4c0 48ab 0002 6162 <...?..2..H...ab | |
| 0x0010: 0000 0000 0000 0000 0000 0000 0000 0000 ................ | |
| 0x0020: 0000 0000 0000 0000 0000 0000 0000 0000 ................ | |
| 0x0030: 0000 0000 0000 0000 0000 0000 ............ | |
| 2 04:34:56.315971 3c:97:0e:1d:3f:07 > f8:32:e4:c0:48:ab, 802.3, length 4: LLC, dsap Unknown (0x60) Group, ssap Unknown (0x62) Command, ctrl 0x6261: Supervisory, Receiver Ready, rcv seq 49, Flags [Command], length 4 | |
| 0x0000: f832 e4c0 48ab 3c97 0e1d 3f07 0004 6162 .2..H.<...?...ab | |
| 0x0010: 6162 ab | |
| 3 04:35:07.643182 f8:32:e4:c0:48:ab > 3c:97:0e:1d:3f:07, 802.3, length 2: LLC, dsap Unknown (0x60) Group, ssap Unknown (0x62) Command, ctrl 0x0000: Information, send seq 0, rcv seq 0, Flags [Command], length 46 | |
| 0x0000: 3c97 0e1d 3f07 f832 e4c0 48ab 0002 6162 <...?..2..H...ab | |
| 0x0010: 0000 0000 0000 0000 0000 0000 0000 0000 ................ | |
| 0x0020: 0000 0000 0000 0000 0000 0000 0000 0000 ................ | |
| 0x0030: 0000 0000 0000 0000 0000 0000 ............ | |
| 4 04:35:07.644448 3c:97:0e:1d:3f:07 > f8:32:e4:c0:48:ab, 802.3, length 4: LLC, dsap Unknown (0x40) Group, ssap STP (0x42) Command, ctrl 0x4241: Supervisory, Receiver Ready, rcv seq 33, Flags [Command], length 4 | |
| 0x0000: f832 e4c0 48ab 3c97 0e1d 3f07 0004 4142 .2..H.<...?...AB | |
| 0x0010: 4142 AB |
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| #!/bin/bash | |
| # $ sudo tcpdump -i enp0s25 -XX -n -e -# ether dst 00:11:22:33:44:55 or ether src 55:44:33:22:11:00 | |
| # $ sudo socat -b 2048 -x -d -d -d SOCKET-RECVFROM:17:3:0:x0004x02000000x0000x00x00x0000000000000000 SYSTEM:/usr/bin/cat | |
| # $ sudo tcpdump -i enp0s31f6 -XX -n -e -# ether dst 00:11:22:33:44:55 or ether src 55:44:33:22:11:00 | |
| # $ echo -n -e "\x00\x11\x22\x33\x44\x55\x55\x44\x33\x22\x11\x00\x00\x02\x68\x69" | sudo socat -v -d -d -d -d - SOCKET-SENDTO:17:3:0:x0004x02000000x0000x00x06x0011223344550000 | |
| # Usage: $ ./socat.sh -n enp0s31f6 -s 001122334455 -e aabb -m ccdd -b 0400 -c 0100 | |
| # \x00\x11\x22\x33\x44\x55\x00\x11\x22\x33\x44\x55\xaa\xbb\x00\x00\xcc\xdd\x04\x00\x01\x00\x62\x93\x7d\x64 | |
| # echo -n "\x00\x11\x22\x33\x44\x55\x00\x11\x22\x33\x44\x55\xaa\xbb\x00\x00\xcc\xdd\x04\x00\x01\x00\x62\x93\x7d\x64" | sudo socat - SOCKET-SENDTO:17:3:3:x0300x02000000x0000x00x06x0011223344550000 | |
| function tickify { printf '%b\n' $([ $# -ge 1 ] && echo "$@" || cat) | fold -w1 | sed "s/^/'/"; } | |
| # $ tickify abcd | |
| # 'a | |
| # 'b | |
| # 'c | |
| # 'd | |
| # $ echo abcd | tickify | |
| # 'a | |
| # 'b | |
| # 'c | |
| # 'd | |
| function asciify { printf '%x\n' $([ $# -ge 1 ] && echo "$@" || cat); } | |
| # $ asciify \'a \'b \'c | |
| # 61 | |
| # 62 | |
| # 63 | |
| # $ echo \'a \'b \'c | asciify | |
| # 61 | |
| # 62 | |
| # 63 | |
| function unfold { ([ -z "$1" ] && tr -d '\n' || tr '\n' "$1"); echo; } | |
| # $ echo -e "a\nb\n" | unfold | |
| # ab | |
| # $ echo -e "a\nb\n" | unfold ' ' | |
| # a b | |
| function rev-width { env W=$1 perl -p -E 'my $w = $ENV{W} || 1; $_=join("", reverse unpack("A$w" x (length($_) / $w), $_))."\n"'; } | |
| # $ echo -e "abcd\nefgh" | rev-width | |
| # dcba | |
| # hgfe | |
| # $ echo -e "abcd1234\nefgh5678" | rev-width 4 | |
| # 1234abcd | |
| # 5678efgh | |
| function printfp { printf ${1:-%s\\n} $(cat); } | |
| function hexify { sed 's/^/0x/g'; } | |
| function binify { sed 's/^/\\x/g'; } | |
| # $ echo 061122334400 | fold -w2 | binify | unfold | fold -w4 | printfp '%b' | od -t x2 -N 6 -A n | |
| # 1106 3322 0044 | |
| # $ echo 6162636465666768 | fold -w2 | binify | unfold | fold -w16 | rev-width 4 | unfold | |
| # \x64\x63\x62\x61\x68\x67\x66\x65 | |
| # $ echo abcdefgh | tickify | asciify | binify | unfold | fold -w16 | rev-width 4 | unfold | |
| # \x64\x63\x62\x61\x68\x67\x66\x65 | |
| function ascii2hexbytes { printf '%x\n' $(echo "$@" | fold -w1 | sed "s/^/'/") | fold -w2 | tr -d '\n'; echo; } | |
| function hexbytes2binary { echo "$@" | sed 's/ //g' | fold -w2 | while read a; do echo -n "\x$a"; done; } | |
| # $ hexbytes2binary $(printf '%x' $(printf '%b' $(hexbytes2binary 6162636465666768 | fold -w16) | fold -w4 | rev | fold -w1 | sed "s/^/'/")) | |
| # \x64\x63\x62\x61\x68\x67\x66\x65 | |
| AF_PACKET=17 | |
| SOCK_RAW=3 | |
| ETH_P_ALL=3 | |
| dst="001122334455" | |
| lab="0000" | |
| while getopts Dn:i:d:s:e:l:m:b:c:p: name | |
| do | |
| case $name in | |
| D)dry=1;; | |
| n)inm=$OPTARG;; | |
| i)idx=$OPTARG;; | |
| d)dst=$OPTARG;; | |
| s)src=$OPTARG;; | |
| e)eth=$OPTARG;; | |
| l)lab=$OPTARG;; | |
| m)mid=$OPTARG;; | |
| b)cnt=$OPTARG;; | |
| c)cls=$OPTARG;; | |
| p)pay=$OPTARG;; | |
| *)echo "Invalid arg";; | |
| esac | |
| done | |
| shift $(($OPTIND-1)) | |
| [ -z "$src" -a -n "$inm" ] && src=$(cat /sys/class/net/$inm/address | sed 's/://g') | |
| [ -z "$idx" -a -n "$inm" ] && idx=$(printf '%08x\n' $(cat /sys/class/net/$inm/ifindex) | fold -w2 | tac | while read a; do echo -n "$a"; done) | |
| [ -z "$dst" ] && { echo "missing -d dst"; exit; } | |
| [ -z "$src" ] && { echo "missing -s src"; exit; } | |
| [ -z "$eth" ] && { echo "missing -e ethtype"; exit; } | |
| [ -z "$lab" ] && { echo "missing -l srclabel"; exit; } | |
| [ -z "$mid" ] && { echo "missing -m msgid"; exit; } | |
| [ -z "$cnt" ] && { echo "missing -b bytecount"; exit; } | |
| [ -z "$cls" ] && { echo "missing -c class"; exit; } | |
| d=$(echo $dst | fold -w2 | binify | unfold) | |
| s=$(echo $src | fold -w2 | binify | unfold) | |
| e=$(echo $eth | fold -w2 | binify | unfold) | |
| l=$(echo $lab | fold -w2 | binify | unfold) | |
| m=$(echo $mid | fold -w2 | binify | unfold) | |
| b=$(echo $cnt | fold -w2 | binify | unfold) | |
| c=$(echo $cls | fold -w2 | binify | unfold) | |
| [ -n "$pay" ] && p=$(echo $pay | fold -w2 | binify | unfold) | |
| ethhdr="$d$s$e" | |
| msghdr="$l$m$b$c" | |
| #crc=$(echo -n "$msghdr$p" | gzip -c | tail -c8 | od -t x4 -N 4 -A n | cut -b2- | fold -w2 | while read a; do echo -n "\x$a"; done) | |
| crc=$(crc32 $(echo "$msghdr" | fold -w2 | hexify | unfold ' ' | |
| printf '%08x\n' $(crc32_string "$msghdr$p") | fold -w2 | binify | unfold) | |
| echo "$ethhdr$msghdr$p$crc" | |
| [ -z "$dry" ] && echo "echo -n \"$ethhdr$msghdr$p$crc\" | sudo socat - SOCKET-SENDTO:$AF_PACKET:$SOCK_RAW:$ETH_P_ALL:x0300x${idx}x0000x00x06x${dst}0000" |
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| Server: | |
| # socat -t 0.1 -lu -x UDP4-RECVFROM:25152,reuseaddr,bind=127.0.0.1 PIPE | |
| > 2020/07/06 23:31:39.308971 length=32 from=0 to=31 | |
| 4d 6f 6e 20 30 36 20 4a 75 6c 20 32 30 32 30 20 31 31 3a 33 31 3a 33 39 20 50 4d 20 43 44 54 0a | |
| < 2020/07/06 23:31:39.309420 length=32 from=0 to=31 | |
| 4d 6f 6e 20 30 36 20 4a 75 6c 20 32 30 32 30 20 31 31 3a 33 31 3a 33 39 20 50 4d 20 43 44 54 0a | |
| Client: | |
| # date | socat -t 0.1 -lu -x - SOCKET-SENDTO:2:2:17:x62407f000001x0000000000000000,bind=x6241x00000000x0000000000000000 | |
| > 2020/07/06 23:31:39.308390 length=32 from=0 to=31 | |
| 4d 6f 6e 20 30 36 20 4a 75 6c 20 32 30 32 30 20 31 31 3a 33 31 3a 33 39 20 50 4d 20 43 44 54 0a | |
| < 2020/07/06 23:31:39.309786 length=32 from=0 to=31 | |
| 4d 6f 6e 20 30 36 20 4a 75 6c 20 32 30 32 30 20 31 31 3a 33 31 3a 33 39 20 50 4d 20 43 44 54 0a | |
| Mon 06 Jul 2020 11:31:39 PM CDT |
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