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Red Hat Bugzilla – Attachment 930610 Details for
Bug 1133654
cannot bind a raw socket inside a docker container
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C program to demonstrate the issue
raw.c (text/x-csrc), 628 bytes, created by
David Wragg
on 2014-08-25 17:46:32 UTC
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Description:
C program to demonstrate the issue
Filename:
MIME Type:
Creator:
David Wragg
Created:
2014-08-25 17:46:32 UTC
Size:
628 bytes
patch
obsolete
>#include <stdio.h> >#include <sys/socket.h> >#include <netinet/in.h> > >int main(int argc, char **argv) >{ > char buf[65535]; > struct sockaddr_in sa; > int s = socket(AF_INET, SOCK_RAW, IPPROTO_TCP); > if (s < 0) { > perror("socket(AF_INET, SOCK_RAW, ...)"); > return 1; > } > > sa.sin_family = AF_INET; > sa.sin_port = 0; > sa.sin_addr.s_addr = htonl(INADDR_LOOPBACK); > if (bind(s, (struct sockaddr *)&sa, sizeof(sa)) < 0) { > perror("bind"); > return 1; > } > > for (;;) { > ssize_t sz = recv(s, buf, 65535, 0); > if (sz < 0) { > perror("recv"); > return 1; > } > > fprintf(stderr, "Got packet of size %u\n", (unsigned)sz); > } > > return 0; >}
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bug 1133654
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