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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 2 of 9] libxl: return libxl_dominfo from libxl_event_get_domain_death_info
# HG changeset patch
# User Ian Campbell <ian.campbell@xxxxxxxxxx>
# Date 1280140562 -3600
# Node ID f6300d42a667cf6a1a02fc065ecd9eaea0e10ecc
# Parent 7a0c37f2a9b51ac012a32bcf6ab222580e7cac94
libxl: return libxl_dominfo from libxl_event_get_domain_death_info
Removes a libxc data type from the libxl interface.
Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
diff -r 7a0c37f2a9b5 -r f6300d42a667 tools/libxl/libxl.c
--- a/tools/libxl/libxl.c Mon Jul 26 11:36:02 2010 +0100
+++ b/tools/libxl/libxl.c Mon Jul 26 11:36:02 2010 +0100
@@ -405,8 +405,6 @@ static void xcinfo2xlinfo(const xc_domai
static void xcinfo2xlinfo(const xc_domaininfo_t *xcinfo,
struct libxl_dominfo *xlinfo)
{
- unsigned int shutdown_reason;
-
memcpy(&(xlinfo->uuid), xcinfo->handle, sizeof(xen_domain_handle_t));
xlinfo->domid = xcinfo->domain;
@@ -416,12 +414,28 @@ static void xcinfo2xlinfo(const xc_domai
xlinfo->blocked = !!(xcinfo->flags&XEN_DOMINF_blocked);
xlinfo->running = !!(xcinfo->flags&XEN_DOMINF_running);
xlinfo->crashed = 0;
+ xlinfo->shutdown_reason = -1;
- shutdown_reason = (xcinfo->flags>>XEN_DOMINF_shutdownshift) &
XEN_DOMINF_shutdownmask;
-
- if ( xlinfo->shutdown && (shutdown_reason == SHUTDOWN_crash) ) {
- xlinfo->shutdown = 0;
- xlinfo->crashed = 1;
+ if (xlinfo->shutdown) {
+ switch ((xcinfo->flags>>XEN_DOMINF_shutdownshift) &
XEN_DOMINF_shutdownmask) {
+ case SHUTDOWN_poweroff:
+ xlinfo->shutdown_reason = LIBXL_SHUTDOWN_POWEROFF;
+ break;
+ case SHUTDOWN_reboot:
+ xlinfo->shutdown_reason = LIBXL_SHUTDOWN_REBOOT;
+ break;
+ case SHUTDOWN_suspend:
+ xlinfo->shutdown_reason = LIBXL_SHUTDOWN_SUSPEND;
+ break;
+ case SHUTDOWN_crash:
+ xlinfo->shutdown_reason = LIBXL_SHUTDOWN_CRASH;
+ xlinfo->shutdown = 0;
+ xlinfo->crashed = 1;
+ break;
+ case SHUTDOWN_watchdog:
+ xlinfo->shutdown_reason = LIBXL_SHUTDOWN_WATCHDOG;
+ break;
+ }
}
xlinfo->max_memkb = PAGE_TO_MEMKB(xcinfo->tot_pages);
@@ -707,20 +721,19 @@ int libxl_free_waiter(libxl_waiter *wait
return 0;
}
-int libxl_event_get_domain_death_info(struct libxl_ctx *ctx, uint32_t domid,
libxl_event *event, xc_domaininfo_t *info)
+int libxl_event_get_domain_death_info(struct libxl_ctx *ctx, uint32_t domid,
libxl_event *event, struct libxl_dominfo *info)
{
int rc = 0, ret;
+ if (event && event->type == LIBXL_EVENT_DOMAIN_DEATH) {
+ ret = libxl_domain_info(ctx, info, domid);
- if (event && event->type == LIBXL_EVENT_DOMAIN_DEATH) {
- ret = xc_domain_getinfolist(ctx->xch, domid, 1, info);
- if (ret == 1 && info->domain == domid) {
- if (info->flags & XEN_DOMINF_running ||
- (!(info->flags & XEN_DOMINF_shutdown) && !(info->flags &
XEN_DOMINF_dying)))
+ if (ret == 0 && info->domid == domid) {
+ if (info->running || (!info->shutdown && !info->dying &&
!info->crashed))
goto out;
rc = 1;
goto out;
}
- memset(info, 0, sizeof(xc_dominfo_t));
+ memset(info, 0, sizeof(*info));
rc = 1;
goto out;
}
diff -r 7a0c37f2a9b5 -r f6300d42a667 tools/libxl/libxl.h
--- a/tools/libxl/libxl.h Mon Jul 26 11:36:02 2010 +0100
+++ b/tools/libxl/libxl.h Mon Jul 26 11:36:02 2010 +0100
@@ -22,6 +22,14 @@
#include <xs.h>
#include <sys/wait.h> /* for pid_t */
+enum libxl_shutdown_reason {
+ LIBXL_SHUTDOWN_POWEROFF, /* Domain exited normally. Clean up and kill. */
+ LIBXL_SHUTDOWN_REBOOT, /* Clean up, kill, and then restart. */
+ LIBXL_SHUTDOWN_SUSPEND, /* Clean up, save suspend info, kill. */
+ LIBXL_SHUTDOWN_CRASH, /* Tell controller we've crashed. */
+ LIBXL_SHUTDOWN_WATCHDOG, /* Restart because watchdog time expired. */
+};
+
struct libxl_dominfo {
uint8_t uuid[16];
uint32_t domid;
@@ -31,6 +39,8 @@ struct libxl_dominfo {
uint8_t shutdown:1;
uint8_t crashed:1;
uint8_t dying:1;
+ enum libxl_shutdown_reason shutdown_reason;
+
uint64_t max_memkb;
uint64_t cpu_time;
uint32_t vcpu_max_id;
@@ -385,7 +395,7 @@ int libxl_free_event(libxl_event *event)
int libxl_free_event(libxl_event *event);
int libxl_free_waiter(libxl_waiter *waiter);
-int libxl_event_get_domain_death_info(struct libxl_ctx *ctx, uint32_t domid,
libxl_event *event, xc_domaininfo_t *info);
+int libxl_event_get_domain_death_info(struct libxl_ctx *ctx, uint32_t domid,
libxl_event *event, struct libxl_dominfo *info);
int libxl_event_get_disk_eject_info(struct libxl_ctx *ctx, uint32_t domid,
libxl_event *event, libxl_device_disk *disk);
int libxl_domain_rename(struct libxl_ctx *ctx, uint32_t domid,
diff -r 7a0c37f2a9b5 -r f6300d42a667 tools/libxl/xl_cmdimpl.c
--- a/tools/libxl/xl_cmdimpl.c Mon Jul 26 11:36:02 2010 +0100
+++ b/tools/libxl/xl_cmdimpl.c Mon Jul 26 11:36:02 2010 +0100
@@ -1335,7 +1335,7 @@ start:
while (1) {
int ret;
fd_set rfds;
- xc_domaininfo_t info;
+ struct libxl_dominfo info;
libxl_event event;
libxl_device_disk disk;
memset(&info, 0x00, sizeof(xc_domaininfo_t));
@@ -1351,11 +1351,10 @@ start:
case LIBXL_EVENT_DOMAIN_DEATH:
if (libxl_event_get_domain_death_info(&ctx, domid, &event,
&info)) {
LOG("Domain %d is dead", domid);
- if (info.flags & XEN_DOMINF_dying || (info.flags &
XEN_DOMINF_shutdown && (((info.flags >> XEN_DOMINF_shutdownshift) &
XEN_DOMINF_shutdownmask) != SHUTDOWN_suspend))) {
+ if (info.crashed || info.dying || (info.shutdown &&
info.shutdown_reason != SHUTDOWN_suspend)) {
LOG("Domain %d needs to be clean: destroying the
domain", domid);
libxl_domain_destroy(&ctx, domid, 0);
- if (info.flags & XEN_DOMINF_shutdown &&
- (((info.flags >> XEN_DOMINF_shutdownshift) &
XEN_DOMINF_shutdownmask) == SHUTDOWN_reboot)) {
+ if (info.shutdown && info.shutdown_reason ==
SHUTDOWN_reboot) {
libxl_free_waiter(w1);
libxl_free_waiter(w2);
free(w1);
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