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vhost-user-scsi: remove server_sock from VusDev 

It is unneeded in the VusDev device structure, and also simplify a bit
the code.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
This commit is contained in:
Marc-André Lureau 2017-08-17 21:04:56 +02:00
parent 62ddfba034
commit 53a2e1b523
1 changed files with 25 additions and 54 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

79
contrib/vhost-user-scsi/vhost-user-scsi.c
View File

@ -28,7 +28,6 @@ typedef struct VusIscsiLun {
typedef struct VusDev { typedef struct VusDev {
VugDev parent; VugDev parent;
int server_sock;
VusIscsiLun lun; VusIscsiLun lun;
GMainLoop *loop; GMainLoop *loop;
} VusDev; } VusDev;
@ -357,57 +356,12 @@ fail:
/** vhost-user-scsi **/ /** vhost-user-scsi **/
static void vdev_scsi_free(VusDev *vdev_scsi)
{
if (vdev_scsi->server_sock >= 0) {
close(vdev_scsi->server_sock);
}
g_main_loop_unref(vdev_scsi->loop);
g_free(vdev_scsi);
}
static VusDev *vdev_scsi_new(int server_sock)
{
VusDev *vdev_scsi;
vdev_scsi = g_new0(VusDev, 1);
vdev_scsi->server_sock = server_sock;
vdev_scsi->loop = g_main_loop_new(NULL, FALSE);
return vdev_scsi;
}
static int vdev_scsi_run(VusDev *vdev_scsi)
{
int cli_sock;
assert(vdev_scsi);
assert(vdev_scsi->server_sock >= 0);
cli_sock = accept(vdev_scsi->server_sock, NULL, NULL);
if (cli_sock < 0) {
perror("accept");
return -1;
}
vug_init(&vdev_scsi->parent,
cli_sock,
vus_panic_cb,
&vus_iface);
g_main_loop_run(vdev_scsi->loop);
vug_deinit(&vdev_scsi->parent);
return 0;
}
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
VusDev *vdev_scsi = NULL; VusDev *vdev_scsi = NULL;
char *unix_fn = NULL; char *unix_fn = NULL;
char *iscsi_uri = NULL; char *iscsi_uri = NULL;
int sock, opt, err = EXIT_SUCCESS; int lsock = -1, csock = -1, opt, err = EXIT_SUCCESS;
while ((opt = getopt(argc, argv, "u:i:")) != -1) { while ((opt = getopt(argc, argv, "u:i:")) != -1) {
switch (opt) { switch (opt) {
@ -427,25 +381,42 @@ int main(int argc, char **argv)
goto help; goto help;
} }
sock = unix_sock_new(unix_fn); lsock = unix_sock_new(unix_fn);
if (sock < 0) { if (lsock < 0) {
goto err; goto err;
} }
vdev_scsi = vdev_scsi_new(sock);
csock = accept(lsock, NULL, NULL);
if (csock < 0) {
perror("accept");
goto err;
}
vdev_scsi = g_new0(VusDev, 1);
vdev_scsi->loop = g_main_loop_new(NULL, FALSE);
if (vus_iscsi_add_lun(&vdev_scsi->lun, iscsi_uri) != 0) { if (vus_iscsi_add_lun(&vdev_scsi->lun, iscsi_uri) != 0) {
goto err; goto err;
} }
if (vdev_scsi_run(vdev_scsi) != 0) { vug_init(&vdev_scsi->parent, csock, vus_panic_cb, &vus_iface);
goto err;
} g_main_loop_run(vdev_scsi->loop);
vug_deinit(&vdev_scsi->parent);
out: out:
if (vdev_scsi) { if (vdev_scsi) {
vdev_scsi_free(vdev_scsi); g_main_loop_unref(vdev_scsi->loop);
g_free(vdev_scsi);
unlink(unix_fn); unlink(unix_fn);
} }
if (csock >= 0) {
close(csock);
}
if (lsock >= 0) {
close(lsock);
}
g_free(unix_fn); g_free(unix_fn);
g_free(iscsi_uri); g_free(iscsi_uri);