# HG changeset patch
# User Gianni Tedesco <gianni.tedesco@xxxxxxxxxx>
# Date 1294770752 0
# Node ID 77e8775fccefdbf1f05925b2c52f59afd8f247b5
# Parent ca75ceb02221d1f9affcb8f42ae734f438ea1f28
libxl: move domain struct init functions from xl to libxl
This allows libxl users to get some sane default values for this complex
set of structures. This is purely code movement and there are no
functional changes except for a trivial error handling change in nic
device init.
Signed-off-by: Gianni Tedesco <gianni.tedesco@xxxxxxxxxx>
Committed-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
---
tools/libxl/libxl.c | 79 +++++++++++++++++++++
tools/libxl/libxl.h | 7 +
tools/libxl/libxl_create.c | 69 ++++++++++++++++++
tools/libxl/xl_cmdimpl.c | 164 ++-------------------------------------------
4 files changed, 164 insertions(+), 155 deletions(-)
diff -r ca75ceb02221 -r 77e8775fccef tools/libxl/libxl.c
--- a/tools/libxl/libxl.c Tue Jan 11 18:29:43 2011 +0000
+++ b/tools/libxl/libxl.c Tue Jan 11 18:32:32 2011 +0000
@@ -1024,6 +1024,35 @@ int libxl_device_disk_local_detach(libxl
}
/******************************************************************************/
+int libxl_device_nic_init(libxl_device_nic *nic_info, int devnum)
+{
+ const uint8_t *r;
+ libxl_uuid uuid;
+
+ libxl_uuid_generate(&uuid);
+ r = libxl_uuid_bytearray(&uuid);
+ memset(nic_info, '\0', sizeof(*nic_info));
+
+ nic_info->backend_domid = 0;
+ nic_info->domid = 0;
+ nic_info->devid = devnum;
+ nic_info->mtu = 1492;
+ nic_info->model = strdup("e1000");
+ nic_info->mac[0] = 0x00;
+ nic_info->mac[1] = 0x16;
+ nic_info->mac[2] = 0x3e;
+ nic_info->mac[3] = r[0] & 0x7f;
+ nic_info->mac[4] = r[1];
+ nic_info->mac[5] = r[2];
+ nic_info->ifname = NULL;
+ nic_info->bridge = strdup("xenbr0");
+ if ( asprintf(&nic_info->script, "%s/vif-bridge",
+ libxl_xen_script_dir_path()) < 0 )
+ return ERROR_FAIL;
+ nic_info->nictype = NICTYPE_IOEMU;
+ return 0;
+}
+
int libxl_device_nic_add(libxl_ctx *ctx, uint32_t domid, libxl_device_nic *nic)
{
libxl__gc gc = LIBXL_INIT_GC(ctx);
@@ -1182,6 +1211,34 @@ err:
}
/******************************************************************************/
+void libxl_device_net2_init(libxl_device_net2 *net2_info, int devnum)
+{
+ const uint8_t *r;
+ libxl_uuid uuid;
+
+ libxl_uuid_generate(&uuid);
+ r = libxl_uuid_bytearray(&uuid);
+ memset(net2_info, '\0', sizeof(*net2_info));
+
+ net2_info->devid = devnum;
+ net2_info->front_mac[0] = 0x00;
+ net2_info->front_mac[1] = 0x16;
+ net2_info->front_mac[2] = 0x3e;;
+ net2_info->front_mac[3] = 0x7f & r[0];
+ net2_info->front_mac[4] = r[1];
+ net2_info->front_mac[5] = r[2];
+ net2_info->back_mac[0] = 0x00;
+ net2_info->back_mac[1] = 0x16;
+ net2_info->back_mac[2] = 0x3e;
+ net2_info->back_mac[3] = 0x7f & r[3];
+ net2_info->back_mac[4] = r[4];
+ net2_info->back_mac[5] = r[5];
+ net2_info->back_trusted = 1;
+ net2_info->filter_mac = 1;
+ net2_info->max_bypasses = 5;
+ net2_info->bridge = strdup("xenbr0");
+}
+
int libxl_device_net2_add(libxl_ctx *ctx, uint32_t domid, libxl_device_net2
*net2)
{
libxl__gc gc = LIBXL_INIT_GC(ctx);
@@ -1449,6 +1506,12 @@ out:
}
/******************************************************************************/
+void libxl_device_vkb_init(libxl_device_vkb *vkb, int dev_num)
+{
+ memset(vkb, 0x00, sizeof(libxl_device_vkb));
+ vkb->devid = dev_num;
+}
+
int libxl_device_vkb_add(libxl_ctx *ctx, uint32_t domid, libxl_device_vkb *vkb)
{
libxl__gc gc = LIBXL_INIT_GC(ctx);
@@ -1647,6 +1710,22 @@ out:
}
/******************************************************************************/
+void libxl_device_vfb_init(libxl_device_vfb *vfb, int dev_num)
+{
+ memset(vfb, 0x00, sizeof(libxl_device_vfb));
+ vfb->devid = dev_num;
+ vfb->display = NULL;
+ vfb->xauthority = NULL;
+ vfb->vnc = 1;
+ vfb->vncpasswd = NULL;
+ vfb->vnclisten = strdup("127.0.0.1");
+ vfb->vncdisplay = 0;
+ vfb->vncunused = 1;
+ vfb->keymap = NULL;
+ vfb->sdl = 0;
+ vfb->opengl = 0;
+}
+
int libxl_device_vfb_add(libxl_ctx *ctx, uint32_t domid, libxl_device_vfb *vfb)
{
libxl__gc gc = LIBXL_INIT_GC(ctx);
diff -r ca75ceb02221 -r 77e8775fccef tools/libxl/libxl.h
--- a/tools/libxl/libxl.h Tue Jan 11 18:29:43 2011 +0000
+++ b/tools/libxl/libxl.h Tue Jan 11 18:32:32 2011 +0000
@@ -280,6 +280,9 @@ int libxl_ctx_postfork(libxl_ctx *ctx);
int libxl_ctx_postfork(libxl_ctx *ctx);
/* domain related functions */
+void libxl_init_create_info(libxl_domain_create_info *c_info);
+void libxl_init_build_info(libxl_domain_build_info *b_info,
libxl_domain_create_info *c_info);
+void libxl_init_dm_info(libxl_device_model_info *dm_info,
libxl_domain_create_info *c_info, libxl_domain_build_info *b_info);
typedef int (*libxl_console_ready)(libxl_ctx *ctx, uint32_t domid, void *priv);
int libxl_domain_create_new(libxl_ctx *ctx, libxl_domain_config *d_config,
libxl_console_ready cb, void *priv, uint32_t *domid);
int libxl_domain_create_restore(libxl_ctx *ctx, libxl_domain_config *d_config,
libxl_console_ready cb, void *priv, uint32_t *domid, int restore_fd);
@@ -419,16 +422,19 @@ char * libxl_device_disk_local_attach(li
char * libxl_device_disk_local_attach(libxl_ctx *ctx, libxl_device_disk *disk);
int libxl_device_disk_local_detach(libxl_ctx *ctx, libxl_device_disk *disk);
+int libxl_device_nic_init(libxl_device_nic *nic, int dev_num);
int libxl_device_nic_add(libxl_ctx *ctx, uint32_t domid, libxl_device_nic
*nic);
int libxl_device_nic_del(libxl_ctx *ctx, libxl_device_nic *nic, int wait);
libxl_nicinfo *libxl_list_nics(libxl_ctx *ctx, uint32_t domid, unsigned int
*nb);
int libxl_device_console_add(libxl_ctx *ctx, uint32_t domid,
libxl_device_console *console);
+void libxl_device_vkb_init(libxl_device_vkb *vkb, int dev_num);
int libxl_device_vkb_add(libxl_ctx *ctx, uint32_t domid, libxl_device_vkb
*vkb);
int libxl_device_vkb_clean_shutdown(libxl_ctx *ctx, uint32_t domid);
int libxl_device_vkb_hard_shutdown(libxl_ctx *ctx, uint32_t domid);
+void libxl_device_vfb_init(libxl_device_vfb *vfb, int dev_num);
int libxl_device_vfb_add(libxl_ctx *ctx, uint32_t domid, libxl_device_vfb
*vfb);
int libxl_device_vfb_clean_shutdown(libxl_ctx *ctx, uint32_t domid);
int libxl_device_vfb_hard_shutdown(libxl_ctx *ctx, uint32_t domid);
@@ -526,6 +532,7 @@ int libxl_tmem_shared_auth(libxl_ctx *ct
int auth);
int libxl_tmem_freeable(libxl_ctx *ctx);
+void libxl_device_net2_init(libxl_device_net2 *net2, int dev_num);
int libxl_device_net2_add(libxl_ctx *ctx, uint32_t domid,
libxl_device_net2 *net2);
libxl_net2info *libxl_device_net2_list(libxl_ctx *ctx, uint32_t domid,
diff -r ca75ceb02221 -r 77e8775fccef tools/libxl/libxl_create.c
--- a/tools/libxl/libxl_create.c Tue Jan 11 18:29:43 2011 +0000
+++ b/tools/libxl/libxl_create.c Tue Jan 11 18:32:32 2011 +0000
@@ -60,6 +60,75 @@ void libxl_domain_config_destroy(libxl_d
libxl_device_model_info_destroy(&d_config->dm_info);
}
+void libxl_init_create_info(libxl_domain_create_info *c_info)
+{
+ memset(c_info, '\0', sizeof(*c_info));
+ c_info->xsdata = NULL;
+ c_info->platformdata = NULL;
+ c_info->hap = 1;
+ c_info->hvm = 1;
+ c_info->oos = 1;
+ c_info->ssidref = 0;
+ c_info->poolid = 0;
+}
+
+void libxl_init_build_info(libxl_domain_build_info *b_info,
libxl_domain_create_info *c_info)
+{
+ memset(b_info, '\0', sizeof(*b_info));
+ b_info->max_vcpus = 1;
+ b_info->max_memkb = 32 * 1024;
+ b_info->target_memkb = b_info->max_memkb;
+ b_info->disable_migrate = 0;
+ b_info->cpuid = NULL;
+ b_info->shadow_memkb = 0;
+ if (c_info->hvm) {
+ b_info->video_memkb = 8 * 1024;
+ b_info->kernel.path = strdup("hvmloader");
+ b_info->hvm = 1;
+ b_info->u.hvm.pae = 1;
+ b_info->u.hvm.apic = 1;
+ b_info->u.hvm.acpi = 1;
+ b_info->u.hvm.nx = 1;
+ b_info->u.hvm.viridian = 0;
+ b_info->u.hvm.hpet = 1;
+ b_info->u.hvm.vpt_align = 1;
+ b_info->u.hvm.timer_mode = 1;
+ } else {
+ b_info->u.pv.slack_memkb = 8 * 1024;
+ }
+}
+
+void libxl_init_dm_info(libxl_device_model_info *dm_info,
+ libxl_domain_create_info *c_info, libxl_domain_build_info *b_info)
+{
+ memset(dm_info, '\0', sizeof(*dm_info));
+
+ libxl_uuid_generate(&dm_info->uuid);
+
+ dm_info->dom_name = strdup(c_info->name);
+ dm_info->device_model = strdup("qemu-dm");
+ dm_info->target_ram = libxl__sizekb_to_mb(b_info->target_memkb);
+ dm_info->videoram = libxl__sizekb_to_mb(b_info->video_memkb);
+ dm_info->apic = b_info->u.hvm.apic;
+ dm_info->vcpus = b_info->max_vcpus;
+ dm_info->vcpu_avail = b_info->cur_vcpus;
+
+ dm_info->stdvga = 0;
+ dm_info->vnc = 1;
+ dm_info->vnclisten = strdup("127.0.0.1");
+ dm_info->vncdisplay = 0;
+ dm_info->vncunused = 1;
+ dm_info->keymap = NULL;
+ dm_info->sdl = 0;
+ dm_info->opengl = 0;
+ dm_info->nographic = 0;
+ dm_info->serial = NULL;
+ dm_info->boot = strdup("cda");
+ dm_info->usb = 0;
+ dm_info->usbdevice = NULL;
+ dm_info->xen_platform_pci = 1;
+}
+
static int init_console_info(libxl_device_console *console, int dev_num,
libxl_domain_build_state *state)
{
memset(console, 0x00, sizeof(libxl_device_console));
diff -r ca75ceb02221 -r 77e8775fccef tools/libxl/xl_cmdimpl.c
--- a/tools/libxl/xl_cmdimpl.c Tue Jan 11 18:29:43 2011 +0000
+++ b/tools/libxl/xl_cmdimpl.c Tue Jan 11 18:32:32 2011 +0000
@@ -247,152 +247,6 @@ static void dolog(const char *file, int
va_end(ap);
if (rc >= 0)
libxl_write_exactly(NULL, logfile, s, rc, NULL, NULL);
-}
-
-static void init_create_info(libxl_domain_create_info *c_info)
-{
- memset(c_info, '\0', sizeof(*c_info));
- c_info->xsdata = NULL;
- c_info->platformdata = NULL;
- c_info->hap = 1;
- c_info->hvm = 1;
- c_info->oos = 1;
- c_info->ssidref = 0;
- c_info->poolid = 0;
-}
-
-static void init_build_info(libxl_domain_build_info *b_info,
libxl_domain_create_info *c_info)
-{
- memset(b_info, '\0', sizeof(*b_info));
- b_info->max_vcpus = 1;
- b_info->max_memkb = 32 * 1024;
- b_info->target_memkb = b_info->max_memkb;
- b_info->disable_migrate = 0;
- b_info->cpuid = NULL;
- b_info->shadow_memkb = 0;
- if (c_info->hvm) {
- b_info->video_memkb = 8 * 1024;
- b_info->kernel.path = strdup("hvmloader");
- b_info->hvm = 1;
- b_info->u.hvm.pae = 1;
- b_info->u.hvm.apic = 1;
- b_info->u.hvm.acpi = 1;
- b_info->u.hvm.nx = 1;
- b_info->u.hvm.viridian = 0;
- b_info->u.hvm.hpet = 1;
- b_info->u.hvm.vpt_align = 1;
- b_info->u.hvm.timer_mode = 1;
- } else {
- b_info->u.pv.slack_memkb = 8 * 1024;
- }
-}
-
-static void init_dm_info(libxl_device_model_info *dm_info,
- libxl_domain_create_info *c_info, libxl_domain_build_info *b_info)
-{
- memset(dm_info, '\0', sizeof(*dm_info));
-
- libxl_uuid_generate(&dm_info->uuid);
-
- dm_info->dom_name = strdup(c_info->name);
- dm_info->device_model = strdup("qemu-dm");
- dm_info->target_ram = libxl__sizekb_to_mb(b_info->target_memkb);
- dm_info->videoram = libxl__sizekb_to_mb(b_info->video_memkb);
- dm_info->apic = b_info->u.hvm.apic;
- dm_info->vcpus = b_info->max_vcpus;
- dm_info->vcpu_avail = b_info->cur_vcpus;
-
- dm_info->stdvga = 0;
- dm_info->vnc = 1;
- dm_info->vnclisten = strdup("127.0.0.1");
- dm_info->vncdisplay = 0;
- dm_info->vncunused = 1;
- dm_info->keymap = NULL;
- dm_info->sdl = 0;
- dm_info->opengl = 0;
- dm_info->nographic = 0;
- dm_info->serial = NULL;
- dm_info->boot = strdup("cda");
- dm_info->usb = 0;
- dm_info->usbdevice = NULL;
- dm_info->xen_platform_pci = 1;
-}
-
-static void init_nic_info(libxl_device_nic *nic_info, int devnum)
-{
- const uint8_t *r;
- libxl_uuid uuid;
-
- libxl_uuid_generate(&uuid);
- r = libxl_uuid_bytearray(&uuid);
- memset(nic_info, '\0', sizeof(*nic_info));
-
- nic_info->backend_domid = 0;
- nic_info->domid = 0;
- nic_info->devid = devnum;
- nic_info->mtu = 1492;
- nic_info->model = strdup("e1000");
- nic_info->mac[0] = 0x00;
- nic_info->mac[1] = 0x16;
- nic_info->mac[2] = 0x3e;
- nic_info->mac[3] = r[0] & 0x7f;
- nic_info->mac[4] = r[1];
- nic_info->mac[5] = r[2];
- nic_info->ifname = NULL;
- nic_info->bridge = strdup("xenbr0");
- CHK_ERRNO( asprintf(&nic_info->script, "%s/vif-bridge",
- libxl_xen_script_dir_path()) );
- nic_info->nictype = NICTYPE_IOEMU;
-}
-
-static void init_net2_info(libxl_device_net2 *net2_info, int devnum)
-{
- const uint8_t *r;
- libxl_uuid uuid;
-
- libxl_uuid_generate(&uuid);
- r = libxl_uuid_bytearray(&uuid);
- memset(net2_info, '\0', sizeof(*net2_info));
-
- net2_info->devid = devnum;
- net2_info->front_mac[0] = 0x00;
- net2_info->front_mac[1] = 0x16;
- net2_info->front_mac[2] = 0x3e;;
- net2_info->front_mac[3] = 0x7f & r[0];
- net2_info->front_mac[4] = r[1];
- net2_info->front_mac[5] = r[2];
- net2_info->back_mac[0] = 0x00;
- net2_info->back_mac[1] = 0x16;
- net2_info->back_mac[2] = 0x3e;
- net2_info->back_mac[3] = 0x7f & r[3];
- net2_info->back_mac[4] = r[4];
- net2_info->back_mac[5] = r[5];
- net2_info->back_trusted = 1;
- net2_info->filter_mac = 1;
- net2_info->max_bypasses = 5;
- net2_info->bridge = strdup("xenbr0");
-}
-
-static void init_vfb_info(libxl_device_vfb *vfb, int dev_num)
-{
- memset(vfb, 0x00, sizeof(libxl_device_vfb));
- vfb->devid = dev_num;
- vfb->display = NULL;
- vfb->xauthority = NULL;
- vfb->vnc = 1;
- vfb->vncpasswd = NULL;
- vfb->vnclisten = strdup("127.0.0.1");
- vfb->vncdisplay = 0;
- vfb->vncunused = 1;
- vfb->keymap = NULL;
- vfb->sdl = 0;
- vfb->opengl = 0;
-}
-
-static void init_vkb_info(libxl_device_vkb *vkb, int dev_num)
-{
- memset(vkb, 0x00, sizeof(libxl_device_vkb));
- vkb->devid = dev_num;
}
static void printf_info(int domid,
@@ -727,7 +581,7 @@ static void parse_config_data(const char
exit(1);
}
- init_create_info(c_info);
+ libxl_init_create_info(c_info);
c_info->hvm = 0;
if (!xlu_cfg_get_string (config, "builder", &buf) &&
@@ -762,7 +616,7 @@ static void parse_config_data(const char
exit(1);
}
- init_build_info(b_info, c_info);
+ libxl_init_build_info(b_info, c_info);
/* the following is the actual config parsing with overriding values in
the structures */
if (!xlu_cfg_get_long (config, "vcpus", &l)) {
@@ -905,7 +759,7 @@ static void parse_config_data(const char
d_config->vifs = (libxl_device_nic *) realloc(d_config->vifs,
sizeof (libxl_device_nic) * (d_config->num_vifs+1));
nic = d_config->vifs + d_config->num_vifs;
- init_nic_info(nic, d_config->num_vifs);
+ CHK_ERRNO( libxl_device_nic_init(nic, d_config->num_vifs) );
p = strtok(buf2, ",");
if (!p)
@@ -982,7 +836,7 @@ skip:
d_config->vif2s = realloc(d_config->vif2s, sizeof
(libxl_device_net2) * (d_config->num_vif2s + 1));
net2 = d_config->vif2s + d_config->num_vif2s;
- init_net2_info(net2, d_config->num_vif2s);
+ libxl_device_net2_init(net2, d_config->num_vif2s);
for (p = strtok(buf2, ","); p; p = strtok(NULL, ",")) {
char* val;
@@ -1034,11 +888,11 @@ skip:
d_config->vfbs = (libxl_device_vfb *) realloc(d_config->vfbs,
sizeof(libxl_device_vfb) * (d_config->num_vfbs + 1));
vfb = d_config->vfbs + d_config->num_vfbs;
- init_vfb_info(vfb, d_config->num_vfbs);
+ libxl_device_vfb_init(vfb, d_config->num_vfbs);
d_config->vkbs = (libxl_device_vkb *) realloc(d_config->vkbs,
sizeof(libxl_device_vkb) * (d_config->num_vkbs + 1));
vkb = d_config->vkbs + d_config->num_vkbs;
- init_vkb_info(vkb, d_config->num_vkbs);
+ libxl_device_vkb_init(vkb, d_config->num_vkbs);
p = strtok(buf2, ",");
if (!p)
@@ -1188,7 +1042,7 @@ skip_vfb:
if (c_info->hvm == 1) {
/* init dm from c and b */
- init_dm_info(dm_info, c_info, b_info);
+ libxl_init_dm_info(dm_info, c_info, b_info);
/* then process config related to dm */
xlu_cfg_replace_string (config, "device_model",
&dm_info->device_model);
@@ -4325,7 +4179,7 @@ int main_networkattach(int argc, char **
fprintf(stderr, "%s is an invalid domain identifier\n", argv[optind]);
return 1;
}
- init_nic_info(&nic, -1);
+ libxl_device_nic_init(&nic, -1);
for (argv += optind+1, argc -= optind+1; argc > 0; ++argv, --argc) {
if (!strncmp("type=", *argv, 5)) {
if (!strncmp("vif", (*argv) + 5, 4)) {
@@ -4659,7 +4513,7 @@ int main_network2attach(int argc, char *
fprintf(stderr, "%s is an invalid domain identifier\n", argv[optind]);
return 1;
}
- init_net2_info(&net2, -1);
+ libxl_device_net2_init(&net2, -1);
for (argv += optind+1, argc -= optind+1; argc > 0; --argc, ++argv) {
if (!strncmp("front_mac=", *argv, 10)) {
tok = strtok((*argv) + 10, ":");
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