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[Qemu-devel] [PATCH 11/18] nbd: ask and print error information from qem
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 11/18] nbd: ask and print error information from qemu-sockets |
Date: |
Wed, 3 Oct 2012 16:36:58 +0200 |
Before:
$ qemu-system-x86_64 nbd:localhost:12345
inet_connect_opts: connect(ipv4,yakj.usersys.redhat.com,127.0.0.1,12345):
Connection refused
qemu-system-x86_64: could not open disk image nbd:localhost:12345:
Connection refused
After:
$ x86_64-softmmu/qemu-system-x86_64 nbd:localhost:12345
qemu-system-x86_64: Failed to connect to socket: Connection refused
qemu-system-x86_64: could not open disk image nbd:localhost:12345:
Connection refused
Signed-off-by: Paolo Bonzini <address@hidden>
---
nbd.c | 39 +++++++++++++++++++++++++++++++--------
1 file modificato, 31 inserzioni(+), 8 rimozioni(-)
diff --git a/nbd.c b/nbd.c
index f61a288..cec5a94 100644
--- a/nbd.c
+++ b/nbd.c
@@ -208,7 +208,14 @@ int tcp_socket_outgoing(const char *address, uint16_t port)
int tcp_socket_outgoing_spec(const char *address_and_port)
{
- return inet_connect(address_and_port, NULL);
+ Error *local_err = NULL;
+ int fd = inet_connect(address_and_port, &local_err);
+
+ if (local_err != NULL) {
+ qerror_report_err(local_err);
+ error_free(local_err);
+ }
+ return fd;
}
int tcp_socket_incoming(const char *address, uint16_t port)
@@ -220,22 +227,38 @@ int tcp_socket_incoming(const char *address, uint16_t
port)
int tcp_socket_incoming_spec(const char *address_and_port)
{
- char *ostr = NULL;
- int olen = 0;
- return inet_listen(address_and_port, ostr, olen, SOCK_STREAM, 0, NULL);
+ Error *local_err = NULL;
+ int fd = inet_listen(address_and_port, NULL, 0, SOCK_STREAM, 0,
&local_err);
+
+ if (local_err != NULL) {
+ qerror_report_err(local_err);
+ error_free(local_err);
+ }
+ return fd;
}
int unix_socket_incoming(const char *path)
{
- char *ostr = NULL;
- int olen = 0;
+ Error *local_err = NULL;
+ int fd = unix_listen(path, NULL, 0, &local_err);
- return unix_listen(path, ostr, olen, NULL);
+ if (local_err != NULL) {
+ qerror_report_err(local_err);
+ error_free(local_err);
+ }
+ return fd;
}
int unix_socket_outgoing(const char *path)
{
- return unix_connect(path, NULL);
+ Error *local_err = NULL;
+ int fd = unix_connect(path, &local_err);
+
+ if (local_err != NULL) {
+ qerror_report_err(local_err);
+ error_free(local_err);
+ }
+ return fd;
}
/* Basic flow for negotiation
--
1.7.12.1
- [Qemu-devel] [PATCH 06/18] migration: centralize call to migrate_fd_error(), (continued)
[Qemu-devel] [PATCH 11/18] nbd: ask and print error information from qemu-sockets,
Paolo Bonzini <=
[Qemu-devel] [PATCH 12/18] qemu-ga: ask and print error information from qemu-sockets, Paolo Bonzini, 2012/10/03
[Qemu-devel] [PATCH 10/18] qemu-char: ask and print error information from qemu-sockets, Paolo Bonzini, 2012/10/03
[Qemu-devel] [PATCH 17/18] qemu-sockets: add error propagation to inet_parse, Paolo Bonzini, 2012/10/03
[Qemu-devel] [PATCH 15/18] qemu-sockets: add error propagation to inet_connect_addr, Paolo Bonzini, 2012/10/03