On Wed, Feb 12, 2025 at 03:46:44PM +0000, Daniel P. Berrangé wrote:
> This eliminates some duplicated code patterns aross drivers.
>
> Signed-off-by: Daniel P. Berrangé <berrange@xxxxxxxxxx>
> ---
> src/bhyve/bhyve_driver.c | 41 ++++++++++++------------------
> src/libxl/libxl_driver.c | 36 ++++++++-------------------
> src/lxc/lxc_driver.c | 13 +++++-----
> src/lxc/lxc_process.c | 18 ++------------
> src/lxc/lxc_process.h | 2 ++
> src/qemu/qemu_driver.c | 54 ++++++++++++----------------------------
> 6 files changed, 53 insertions(+), 111 deletions(-)
>
> diff --git a/src/bhyve/bhyve_driver.c b/src/bhyve/bhyve_driver.c
> index f6b0417014..4d83a0dd8a 100644
> --- a/src/bhyve/bhyve_driver.c
> +++ b/src/bhyve/bhyve_driver.c
> @@ -54,6 +54,7 @@
> #include "virportallocator.h"
> #include "conf/domain_capabilities.h"
> #include "virutil.h"
> +#include "domain_driver.h"
>
> #include "bhyve_conf.h"
> #include "bhyve_device.h"
> @@ -70,29 +71,18 @@ VIR_LOG_INIT("bhyve.bhyve_driver");
>
> struct _bhyveConn *bhyve_driver = NULL;
>
> -static int
> +static void
> bhyveAutostartDomain(virDomainObj *vm, void *opaque G_GNUC_UNUSED)
> {
> int ret = 0;
> - VIR_LOCK_GUARD lock = virObjectLockGuard(vm);
> -
> - if (vm->autostart && !virDomainObjIsActive(vm)) {
> - virResetLastError();
> - ret = virBhyveProcessStart(bhyve_driver, NULL, vm,
> - VIR_DOMAIN_RUNNING_BOOTED, 0);
> - if (ret < 0) {
> - virReportError(VIR_ERR_INTERNAL_ERROR,
> - _("Failed to autostart VM '%1$s': %2$s"),
> - vm->def->name, virGetLastErrorMessage());
> - }
> - }
> - return ret;
> -}
>
> -static void
> -bhyveAutostartDomains(struct _bhyveConn *driver)
> -{
> - virDomainObjListForEach(driver->domains, false, bhyveAutostartDomain, NULL);
> + ret = virBhyveProcessStart(bhyve_driver, NULL, vm,
> + VIR_DOMAIN_RUNNING_BOOTED, 0);
> + if (ret < 0) {
> + virReportError(VIR_ERR_INTERNAL_ERROR,
> + _("Failed to autostart VM '%1$s': %2$s"),
> + vm->def->name, virGetLastErrorMessage());
> + }
> }
>
> /**
> @@ -1168,7 +1158,7 @@ bhyveStateInitialize(bool privileged,
> virStateInhibitCallback callback G_GNUC_UNUSED,
> void *opaque G_GNUC_UNUSED)
> {
> - bool autostart = true;
> + virDomainDriverAutoStartConfig autostartCfg;
>
> if (root != NULL) {
> virReportError(VIR_ERR_INVALID_ARG, "%s",
> @@ -1253,11 +1243,12 @@ bhyveStateInitialize(bool privileged,
>
> virBhyveProcessReconnectAll(bhyve_driver);
>
> - if (virDriverShouldAutostart(BHYVE_STATE_DIR, &autostart) < 0)
> - goto cleanup;
> -
> - if (autostart)
> - bhyveAutostartDomains(bhyve_driver);
> + autostartCfg = (virDomainDriverAutoStartConfig) {
> + .stateDir = BHYVE_STATE_DIR,
> + .callback = bhyveAutostartDomain,
> + .opaque = bhyve_driver,
> + };
Tieing into your earlier patch comment, I pass bhyve_driver here, but
then don't bother to use 'opaque' in the actual method, accessing
bhyve_driver again. Guess I should really use opaque to be consistent
with the other drivers
> + virDomainDriverAutoStart(bhyve_driver->domains, &autostartCfg);
>
> return VIR_DRV_STATE_INIT_COMPLETE;
>
> diff --git a/src/libxl/libxl_driver.c b/src/libxl/libxl_driver.c
> index a76545c9ff..bd858d8127 100644
> --- a/src/libxl/libxl_driver.c
> +++ b/src/libxl/libxl_driver.c
> @@ -315,36 +315,22 @@ libxlDomObjFromDomain(virDomainPtr dom)
> return vm;
> }
>
> -static int
> +static void
> libxlAutostartDomain(virDomainObj *vm,
> void *opaque)
> {
> libxlDriverPrivate *driver = opaque;
> - int ret = -1;
> -
> - virObjectRef(vm);
> - virObjectLock(vm);
> - virResetLastError();
>
> if (virDomainObjBeginJob(vm, VIR_JOB_MODIFY) < 0)
> - goto cleanup;
> + return;
>
> - if (vm->autostart && !virDomainObjIsActive(vm) &&
> - libxlDomainStartNew(driver, vm, false) < 0) {
> + if (libxlDomainStartNew(driver, vm, false) < 0) {
> virReportError(VIR_ERR_INTERNAL_ERROR,
> _("Failed to autostart VM '%1$s': %2$s"),
> vm->def->name, virGetLastErrorMessage());
> - goto endjob;
> }
>
> - ret = 0;
> -
> - endjob:
> virDomainObjEndJob(vm);
> - cleanup:
> - virDomainObjEndAPI(&vm);
> -
> - return ret;
> }
>
>
> @@ -654,7 +640,7 @@ libxlStateInitialize(bool privileged,
> {
> libxlDriverConfig *cfg;
> g_autofree char *driverConf = NULL;
> - bool autostart = true;
> + virDomainDriverAutoStartConfig autostartCfg;
>
> if (root != NULL) {
> virReportError(VIR_ERR_INVALID_ARG, "%s",
> @@ -807,14 +793,12 @@ libxlStateInitialize(bool privileged,
> NULL, NULL) < 0)
> goto error;
>
> - if (virDriverShouldAutostart(cfg->stateDir, &autostart) < 0)
> - goto error;
> -
> - if (autostart) {
> - virDomainObjListForEach(libxl_driver->domains, false,
> - libxlAutostartDomain,
> - libxl_driver);
> - }
> + autostartCfg = (virDomainDriverAutoStartConfig) {
> + .stateDir = cfg->stateDir,
> + .callback = libxlAutostartDomain,
> + .opaque = libxl_driver,
> + };
> + virDomainDriverAutoStart(libxl_driver->domains, &autostartCfg);
>
> virDomainObjListForEach(libxl_driver->domains, false,
> libxlDomainManagedSaveLoad,
> diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c
> index 4740aeed52..e63732dbea 100644
> --- a/src/lxc/lxc_driver.c
> +++ b/src/lxc/lxc_driver.c
> @@ -1402,8 +1402,8 @@ lxcStateInitialize(bool privileged,
> void *opaque)
> {
> virLXCDriverConfig *cfg = NULL;
> - bool autostart = true;
> const char *defsecmodel;
> + virDomainDriverAutoStartConfig autostartCfg;
>
> if (root != NULL) {
> virReportError(VIR_ERR_INVALID_ARG, "%s",
> @@ -1499,11 +1499,12 @@ lxcStateInitialize(bool privileged,
> NULL, NULL) < 0)
> goto cleanup;
>
> - if (virDriverShouldAutostart(cfg->stateDir, &autostart) < 0)
> - goto cleanup;
> -
> - if (autostart)
> - virLXCProcessAutostartAll(lxc_driver);
> + autostartCfg = (virDomainDriverAutoStartConfig) {
> + .stateDir = cfg->stateDir,
> + .callback = virLXCProcessAutostartDomain,
> + .opaque = NULL,
> + };
> + virDomainDriverAutoStart(lxc_driver->domains, &autostartCfg);
>
> return VIR_DRV_STATE_INIT_COMPLETE;
>
> diff --git a/src/lxc/lxc_process.c b/src/lxc/lxc_process.c
> index d785244dde..1bca9e8dae 100644
> --- a/src/lxc/lxc_process.c
> +++ b/src/lxc/lxc_process.c
> @@ -1562,19 +1562,14 @@ int virLXCProcessStart(virLXCDriver * driver,
> }
>
>
> -static int
> +void
> virLXCProcessAutostartDomain(virDomainObj *vm,
> void *opaque G_GNUC_UNUSED)
> {
> - VIR_LOCK_GUARD lock = virObjectLockGuard(vm);
> virLXCDomainObjPrivate *priv = vm->privateData;
> virObjectEvent *event;
> int rc = 0;
>
> - if (!vm->autostart ||
> - virDomainObjIsActive(vm))
> - return 0;
> -
> rc = virLXCProcessStart(priv->driver, vm, 0, NULL, NULL, VIR_DOMAIN_RUNNING_BOOTED);
> virDomainAuditStart(vm, "booted", rc >= 0);
>
> @@ -1582,22 +1577,13 @@ virLXCProcessAutostartDomain(virDomainObj *vm,
> VIR_ERROR(_("Failed to autostart VM '%1$s': %2$s"),
> vm->def->name,
> virGetLastErrorMessage());
> - return -1;
> + return;
> }
>
> event = virDomainEventLifecycleNewFromObj(vm,
> VIR_DOMAIN_EVENT_STARTED,
> VIR_DOMAIN_EVENT_STARTED_BOOTED);
> virObjectEventStateQueue(priv->driver->domainEventState, event);
> -
> - return 0;
> -}
> -
> -
> -void
> -virLXCProcessAutostartAll(virLXCDriver *driver)
> -{
> - virDomainObjListForEach(driver->domains, false, virLXCProcessAutostartDomain, NULL);
> }
>
>
> diff --git a/src/lxc/lxc_process.h b/src/lxc/lxc_process.h
> index 95eacdd1e5..fc464690f8 100644
> --- a/src/lxc/lxc_process.h
> +++ b/src/lxc/lxc_process.h
> @@ -34,6 +34,8 @@ int virLXCProcessStop(virLXCDriver *driver,
> unsigned int cleanupFlags);
>
> void virLXCProcessAutostartAll(virLXCDriver *driver);
> +void virLXCProcessAutostartDomain(virDomainObj *vm,
> + void *opaque);
> int virLXCProcessReconnectAll(virLXCDriver *driver,
> virDomainObjList *doms);
>
> diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
> index 78bfaa5b3a..0a4e423e70 100644
> --- a/src/qemu/qemu_driver.c
> +++ b/src/qemu/qemu_driver.c
> @@ -167,52 +167,29 @@ qemuDomObjFromSnapshot(virDomainSnapshotPtr snapshot)
>
>
>
> -static int
> +static void
> qemuAutostartDomain(virDomainObj *vm,
> void *opaque)
> {
> virQEMUDriver *driver = opaque;
> int flags = 0;
> g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
> - int ret = -1;
>
> if (cfg->autoStartBypassCache)
> flags |= VIR_DOMAIN_START_BYPASS_CACHE;
>
> - virObjectLock(vm);
> - virObjectRef(vm);
> - virResetLastError();
> - if (vm->autostart &&
> - !virDomainObjIsActive(vm)) {
> - if (qemuProcessBeginJob(vm, VIR_DOMAIN_JOB_OPERATION_START,
> - flags) < 0) {
> - virReportError(VIR_ERR_INTERNAL_ERROR,
> - _("Failed to start job on VM '%1$s': %2$s"),
> - vm->def->name, virGetLastErrorMessage());
> - goto cleanup;
> - }
> + if (qemuProcessBeginJob(vm, VIR_DOMAIN_JOB_OPERATION_START,
> + flags) < 0)
> + return;
>
> - if (qemuDomainObjStart(NULL, driver, vm, flags,
> - VIR_ASYNC_JOB_START) < 0) {
> - virReportError(VIR_ERR_INTERNAL_ERROR,
> - _("Failed to autostart VM '%1$s': %2$s"),
> + if (qemuDomainObjStart(NULL, driver, vm, flags,
> + VIR_ASYNC_JOB_START) < 0) {
> + virReportError(VIR_ERR_INTERNAL_ERROR,
> + _("Failed to autostart VM '%1$s': %2$s"),
> vm->def->name, virGetLastErrorMessage());
> - }
> -
> - qemuProcessEndJob(vm);
> }
>
> - ret = 0;
> - cleanup:
> - virDomainObjEndAPI(&vm);
> - return ret;
> -}
> -
> -
> -static void
> -qemuAutostartDomains(virQEMUDriver *driver)
> -{
> - virDomainObjListForEach(driver->domains, false, qemuAutostartDomain, driver);
> + qemuProcessEndJob(vm);
> }
>
>
> @@ -557,10 +534,10 @@ qemuStateInitialize(bool privileged,
> virQEMUDriverConfig *cfg;
> uid_t run_uid = -1;
> gid_t run_gid = -1;
> - bool autostart = true;
> size_t i;
> const char *defsecmodel = NULL;
> g_autoptr(virIdentity) identity = virIdentityGetCurrent();
> + virDomainDriverAutoStartConfig autostartCfg;
>
> qemu_driver = g_new0(virQEMUDriver, 1);
>
> @@ -906,11 +883,12 @@ qemuStateInitialize(bool privileged,
>
> qemuProcessReconnectAll(qemu_driver);
>
> - if (virDriverShouldAutostart(cfg->stateDir, &autostart) < 0)
> - goto error;
> -
> - if (autostart)
> - qemuAutostartDomains(qemu_driver);
> + autostartCfg = (virDomainDriverAutoStartConfig) {
> + .stateDir = cfg->stateDir,
> + .callback = qemuAutostartDomain,
> + .opaque = qemu_driver,
> + };
> + virDomainDriverAutoStart(qemu_driver->domains, &autostartCfg);
>
> return VIR_DRV_STATE_INIT_COMPLETE;
>
> --
> 2.47.1
>
With regards,
Daniel
--
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