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[Qemu-devel] [PATCH v2 15/16] socket_scm_helper: Accept fd directly
From: |
Max Reitz |
Subject: |
[Qemu-devel] [PATCH v2 15/16] socket_scm_helper: Accept fd directly |
Date: |
Tue, 1 Mar 2016 00:19:32 +0100 |
This gives us more freedom about the fd that is passed to qemu, allowing
us to e.g. pass sockets.
Signed-off-by: Max Reitz <address@hidden>
---
tests/qemu-iotests/socket_scm_helper.c | 29 ++++++++++++++++++-----------
1 file changed, 18 insertions(+), 11 deletions(-)
diff --git a/tests/qemu-iotests/socket_scm_helper.c
b/tests/qemu-iotests/socket_scm_helper.c
index 80cadf4..eb76d31 100644
--- a/tests/qemu-iotests/socket_scm_helper.c
+++ b/tests/qemu-iotests/socket_scm_helper.c
@@ -60,7 +60,7 @@ static int send_fd(int fd, int fd_to_send)
}
/* Convert string to fd number. */
-static int get_fd_num(const char *fd_str)
+static int get_fd_num(const char *fd_str, bool silent)
{
int sock;
char *err;
@@ -68,12 +68,16 @@ static int get_fd_num(const char *fd_str)
errno = 0;
sock = strtol(fd_str, &err, 10);
if (errno) {
- fprintf(stderr, "Failed in strtol for socket fd, reason: %s\n",
- strerror(errno));
+ if (!silent) {
+ fprintf(stderr, "Failed in strtol for socket fd, reason: %s\n",
+ strerror(errno));
+ }
return -1;
}
if (!*fd_str || *err || sock < 0) {
- fprintf(stderr, "bad numerical value for socket fd '%s'\n", fd_str);
+ if (!silent) {
+ fprintf(stderr, "bad numerical value for socket fd '%s'\n",
fd_str);
+ }
return -1;
}
@@ -104,18 +108,21 @@ int main(int argc, char **argv, char **envp)
}
- sock = get_fd_num(argv[1]);
+ sock = get_fd_num(argv[1], false);
if (sock < 0) {
return EXIT_FAILURE;
}
- /* Now only open a file in readonly mode for test purpose. If more precise
- control is needed, use python script in file operation, which is
- supposed to fork and exec this program. */
- fd = open(argv[2], O_RDONLY);
+ fd = get_fd_num(argv[2], true);
if (fd < 0) {
- fprintf(stderr, "Failed to open file '%s'\n", argv[2]);
- return EXIT_FAILURE;
+ /* Now only open a file in readonly mode for test purpose. If more
+ precise control is needed, use python script in file operation,
which
+ is supposed to fork and exec this program. */
+ fd = open(argv[2], O_RDONLY);
+ if (fd < 0) {
+ fprintf(stderr, "Failed to open file '%s'\n", argv[2]);
+ return EXIT_FAILURE;
+ }
}
ret = send_fd(sock, fd);
--
2.7.1
- [Qemu-devel] [PATCH v2 02/16] qdict: Add qdict_unflatten(), (continued)
- [Qemu-devel] [PATCH v2 02/16] qdict: Add qdict_unflatten(), Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 03/16] check-qdict: Add a test for qdict_unflatten(), Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 04/16] block/nbd: Drop trailing "." in error messages, Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 06/16] block/nbd: Default port in nbd_refresh_filename(), Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 05/16] block/nbd: Reject port parameter without host, Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 07/16] block/nbd: Use qdict_put(), Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 08/16] block/nbd: Add nbd_has_filename_options_conflict(), Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 10/16] block/nbd: Accept SocketAddress, Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 09/16] block/nbd: "address" in nbd_refresh_filename(), Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 11/16] block/nbd: Use SocketAddress options, Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 15/16] socket_scm_helper: Accept fd directly,
Max Reitz <=
- [Qemu-devel] [PATCH v2 12/16] qapi: Allow blockdev-add for NBD, Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 16/16] iotests: Add test for NBD's blockdev-add interface, Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 13/16] iotests.py: Add qemu_nbd function, Max Reitz, 2016/02/29
- [Qemu-devel] [PATCH v2 14/16] iotests.py: Allow concurrent qemu instances, Max Reitz, 2016/02/29
- Re: [Qemu-devel] [PATCH v2 00/16] qapi: Allow blockdev-add for NBD, Eric Blake, 2016/02/29