X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fcommon%2Fsessiond-comm%2Finet.c;h=e0b3e7a96ffb1d13324ae0bbb9f7b58238df93be;hb=2f21a469eee9bc3352b439b1e64fe6bbd5088fea;hp=25dbd2195a9f936721fc158a7c94d29234d9206c;hpb=395d6b02dda3db1acd08936f49c1dc8efc48e613;p=lttng-tools.git

diff --git a/src/common/sessiond-comm/inet.c b/src/common/sessiond-comm/inet.c
index 25dbd2195..e0b3e7a96 100644
--- a/src/common/sessiond-comm/inet.c
+++ b/src/common/sessiond-comm/inet.c
@@ -100,15 +100,9 @@ error:
 LTTNG_HIDDEN
 int lttcomm_bind_inet_sock(struct lttcomm_sock *sock)
 {
-	int ret;
-
-	ret = bind(sock->fd, (const struct sockaddr *) &sock->sockaddr.addr.sin,
+	return bind(sock->fd,
+			(const struct sockaddr *) &sock->sockaddr.addr.sin,
 			sizeof(sock->sockaddr.addr.sin));
-	if (ret < 0) {
-		PERROR("bind inet");
-	}
-
-	return ret;
 }
 
 static
@@ -176,6 +170,8 @@ int connect_with_timeout(struct lttcomm_sock *sock)
 		goto success;
 	}
 
+	DBG("Asynchronous connect for sock %d, performing polling with"
+			" timeout: %lums", sock->fd, timeout);
 	/*
 	 * Perform poll loop following EINPROGRESS recommendation from
 	 * connect(2) man page.
@@ -202,12 +198,15 @@ int connect_with_timeout(struct lttcomm_sock *sock)
 			ret = getsockopt(sock->fd, SOL_SOCKET,
 				SO_ERROR, &optval, &optval_len);
 			if (ret) {
+				PERROR("getsockopt");
 				goto error;
 			}
 			if (!optval) {
 				connect_ret = 0;
 				goto success;
 			} else {
+				/* Get actual connect() errno from opt_val */
+				errno = optval;
 				goto error;
 			}
 		}
@@ -385,18 +384,22 @@ ssize_t lttcomm_recvmsg_inet_sock(struct lttcomm_sock *sock, void *buf,
 		len_last = iov[0].iov_len;
 		ret = recvmsg(sock->fd, &msg, flags);
 		if (ret > 0) {
+			if (flags & MSG_DONTWAIT) {
+				goto end;
+			}
 			iov[0].iov_base += ret;
 			iov[0].iov_len -= ret;
 			assert(ret <= len_last);
 		}
 	} while ((ret > 0 && ret < len_last) || (ret < 0 && errno == EINTR));
+
 	if (ret < 0) {
 		PERROR("recvmsg inet");
 	} else if (ret > 0) {
 		ret = len;
 	}
 	/* Else ret = 0 meaning an orderly shutdown. */
-
+end:
 	return ret;
 }