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nm-daemon-helper: log to stderr any error from getaddrinfo()

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Print errors from getaddrinfo() to stderr so that they will be logged
by NM.
This commit is contained in:
Beniamino Galvani 2023-02-13 17:42:52 +01:00
parent d65702803c
commit ac5325e96b
1 changed files with 21 additions and 8 deletions
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29
src/nm-daemon-helper/nm-daemon-helper.c
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@ -11,6 +11,7 @@
#if defined(__GLIBC__)
#include <nss.h>
#endif
#include <stdarg.h>
enum {
RETURN_SUCCESS = 0,
@ -61,6 +62,7 @@ cmd_resolve_address(void)
} sockaddr;
socklen_t sockaddr_size;
char name[NI_MAXHOST];
int ret;
address = read_arg();
if (!address)
@ -83,15 +85,26 @@ cmd_resolve_address(void)
} else
return RETURN_INVALID_ARGS;
if (getnameinfo((struct sockaddr *) &sockaddr,
sockaddr_size,
name,
sizeof(name),
NULL,
0,
NI_NAMEREQD)
!= 0)
ret = getnameinfo((struct sockaddr *) &sockaddr,
sockaddr_size,
name,
sizeof(name),
NULL,
0,
NI_NAMEREQD);
if (ret != 0) {
if (ret == EAI_SYSTEM) {
fprintf(stderr,
"getnameinfo() failed: %d (%s), system error: %d (%s)\n",
ret,
gai_strerror(ret),
errno,
strerror(errno));
} else {
fprintf(stderr, "getnameinfo() failed: %d (%s)\n", ret, gai_strerror(ret));
}
return RETURN_ERROR;
}
printf("%s", name);