[PATCH] libosmocore[master]: socket.c: osmo_sock_init2: connect: Several logic fixes and ...

[Pau Espin Pedrol]

Review at  https://gerrit.osmocom.org/7648

socket.c: osmo_sock_init2: connect: Several logic fixes and log improvements

See explanations in previous commits.

Change-Id: Ib2f7577b9f498ae9d388ed1f79f6ca0ec6f09664
---
M src/socket.c
1 file changed, 17 insertions(+), 8 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/libosmocore refs/changes/48/7648/1

diff --git a/src/socket.c b/src/socket.c
index 2310d75..0e0aa24 100644
--- a/src/socket.c
+++ b/src/socket.c
@@ -242,7 +242,8 @@
 	if (flags & OSMO_SOCK_F_CONNECT) {
 		result = addrinfo_helper(family, type, proto, remote_host, remote_port, false);
 		if (!result) {
-			close(sfd);
+			if (sfd >= 0)
+				close(sfd);
 			return -EINVAL;
 		}
 
@@ -260,16 +261,24 @@
 			}
 
 			rc = connect(sfd, rp->ai_addr, rp->ai_addrlen);
-			if (rc != -1 || (rc == -1 && errno == EINPROGRESS))
-				break;
-
-			close(sfd);
-			sfd = -1;
+			if (rc != 0 && errno != EINPROGRESS) {
+				LOGP(DLGLOBAL, LOGL_ERROR, "unable to connect socket: %s:%u: %s\n",
+					remote_host, remote_port, strerror(errno));
+				/* We want to maintain the bind socket if bind was enabled */
+				if (!(flags & OSMO_SOCK_F_BIND)) {
+					close(sfd);
+					sfd = -1;
+				}
+				continue;
+			}
+			break;
 		}
 		freeaddrinfo(result);
 		if (rp == NULL) {
-			LOGP(DLGLOBAL, LOGL_ERROR, "unable to connect socket: %s:%u: %s\n",
-				remote_host, remote_port, strerror(errno));
+			LOGP(DLGLOBAL, LOGL_ERROR, "no suitable remote addr found for: %s:%u\n",
+				remote_host, remote_port);
+			if (sfd >= 0)
+				close(sfd);
 			return -ENODEV;
 		}
 	}

-- 
To view, visit https://gerrit.osmocom.org/7648
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Gerrit-MessageType: newchange
Gerrit-Change-Id: Ib2f7577b9f498ae9d388ed1f79f6ca0ec6f09664
Gerrit-PatchSet: 1
Gerrit-Project: libosmocore
Gerrit-Branch: master
Gerrit-Owner: Pau Espin Pedrol <pespin at sysmocom.de>