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ss: add UNIX_DIAG_VFS and UNIX_DIAG_ICONS for unix sockets 

UNIX_DIAG_VFS and UNIX_DIAG_ICONS are never used by ss,
make them available in ss -e output.

Cc: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
This commit is contained in:
Cong Wang 2018-08-29 10:09:27 -07:00 committed by Stephen Hemminger
parent 1a75322c5a
commit 0bab7630e3
1 changed files with 18 additions and 0 deletions
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18
misc/ss.c
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@ -16,6 +16,7 @@
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/uio.h>
#include <sys/sysmacros.h>
#include <netinet/in.h>
#include <string.h>
#include <errno.h>
@ -3604,6 +3605,21 @@ static int unix_show_sock(const struct sockaddr_nl *addr, struct nlmsghdr *nlh,
out(" %c-%c",
mask & 1 ? '-' : '<', mask & 2 ? '-' : '>');
}
if (tb[UNIX_DIAG_VFS]) {
struct unix_diag_vfs *uv = RTA_DATA(tb[UNIX_DIAG_VFS]);
out(" ino:%u dev:%u/%u", uv->udiag_vfs_ino, major(uv->udiag_vfs_dev),
minor(uv->udiag_vfs_dev));
}
if (tb[UNIX_DIAG_ICONS]) {
int len = RTA_PAYLOAD(tb[UNIX_DIAG_ICONS]);
__u32 *peers = RTA_DATA(tb[UNIX_DIAG_ICONS]);
int i;
out(" peers:");
for (i = 0; i < len / sizeof(__u32); i++)
out(" %u", peers[i]);
}
}
return 0;
@ -3641,6 +3657,8 @@ static int unix_show_netlink(struct filter *f)
req.r.udiag_show = UDIAG_SHOW_NAME | UDIAG_SHOW_PEER | UDIAG_SHOW_RQLEN;
if (show_mem)
req.r.udiag_show |= UDIAG_SHOW_MEMINFO;
if (show_details)
req.r.udiag_show |= UDIAG_SHOW_VFS | UDIAG_SHOW_ICONS;
return handle_netlink_request(f, &req.nlh, sizeof(req), unix_show_sock);
}