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telemetry: add extra log message on socket bind failure

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If the library fails to create the needed socket, add an additional
check to report if the error is due to a missing DPDK runtime dir.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Reviewed-by: David Marchand <david.marchand@redhat.com>
Acked-by: Morten Brørup <mb@smartsharesystems.com>
Acked-by: Ciara Power <ciara.power@intel.com>
This commit is contained in:
Bruce Richardson 2021-07-07 13:52:55 +01:00 committed by David Marchand
parent ce382fdddb
commit d5252f7d4b
1 changed files with 5 additions and 0 deletions
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5
lib/telemetry/telemetry.c
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@ -7,6 +7,7 @@
#include <pthread.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <sys/stat.h>
#include <dlfcn.h>
#endif /* !RTE_EXEC_ENV_WINDOWS */
@ -422,7 +423,11 @@ create_socket(char *path)
strlcpy(sun.sun_path, path, sizeof(sun.sun_path));
unlink(sun.sun_path);
if (bind(sock, (void *) &sun, sizeof(sun)) < 0) {
struct stat st;
TMTY_LOG(ERR, "Error binding socket: %s\n", strerror(errno));
if (stat(socket_dir, &st) < 0 || !S_ISDIR(st.st_mode))
TMTY_LOG(ERR, "Cannot access DPDK runtime directory: %s\n", socket_dir);
sun.sun_path[0] = 0;
goto error;
}