Re: [libvirt] [PATCHv2 2/3] bhyve: create capabilities submodule

- Move all capabilities functions to separate file - Add initCPU --- src/Makefile.am | 2 + src/bhyve/bhyve_capabilities.c | 105 +++++++++++++++++++++++++++++++++++++++++ src/bhyve/bhyve_capabilities.h | 30 ++++++++++++ src/bhyve/bhyve_driver.c | 56 +++++++++++++--------- 4 files changed, 171 insertions(+), 22 deletions(-) create mode 100644 src/bhyve/bhyve_capabilities.c create mode 100644 src/bhyve/bhyve_capabilities.h diff --git a/src/Makefile.am b/src/Makefile.am index f6690b6..21d56fc 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -778,6 +778,8 @@ PARALLELS_DRIVER_SOURCES = \ parallels/parallels_network.c BHYVE_DRIVER_SOURCES = \ + bhyve/bhyve_capabilities.c \ + bhyve/bhyve_capabilities.h \ bhyve/bhyve_command.c \ bhyve/bhyve_command.h \ bhyve/bhyve_driver.h \ diff --git a/src/bhyve/bhyve_capabilities.c b/src/bhyve/bhyve_capabilities.c new file mode 100644 index 0000000..b591357 --- /dev/null +++ b/src/bhyve/bhyve_capabilities.c @@ -0,0 +1,105 @@ +/* + * bhyve_capabilities.c: bhyve capabilities module + * + * Copyright (C) 2014 Roman Bogorodskiy + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library. If not, see + * <http://www.gnu.org/licenses/>;. + * + */ +#include <config.h> +#include <sys/utsname.h> + +#include "viralloc.h" +#include "virlog.h" +#include "virstring.h" +#include "cpu/cpu.h" +#include "nodeinfo.h" +#include "bhyve_utils.h" +#include "domain_conf.h" +#include "vircommand.h" +#include "bhyve_capabilities.h" + +#define VIR_FROM_THIS VIR_FROM_BHYVE + +VIR_LOG_INIT("bhyve.bhyve_capabilities"); + +static int +virBhyveCapsInitCPU(virCapsPtr caps, + virArch arch) +{ + virCPUDefPtr cpu = NULL; + virCPUDataPtr data = NULL; + virNodeInfo nodeinfo; + int ret = -1; + + if (VIR_ALLOC(cpu) < 0) + goto error; + + cpu->arch = arch; + + if (nodeGetInfo(&nodeinfo)) + goto error; + + cpu->type = VIR_CPU_TYPE_HOST; + cpu->sockets = nodeinfo.sockets; + cpu->cores = nodeinfo.cores; + cpu->threads = nodeinfo.threads; + caps->host.cpu = cpu; + + if (!(data = cpuNodeData(arch)) + || cpuDecode(cpu, data, NULL, 0, NULL) < 0) + goto cleanup; + + ret = 0; + + cleanup: + cpuDataFree(data); + + return ret; + + error: + virCPUDefFree(cpu); + goto cleanup; +} + +virCapsPtr +virBhyveCapsBuild(void) +{ + virCapsPtr caps; + virCapsGuestPtr guest; + + if ((caps = virCapabilitiesNew(virArchFromHost(), + 0, 0)) == NULL) + return NULL; + + if ((guest = virCapabilitiesAddGuest(caps, "hvm", + VIR_ARCH_X86_64, + "bhyve", + NULL, 0, NULL)) == NULL) + goto error; + + if (virCapabilitiesAddGuestDomain(guest, + "bhyve", NULL, NULL, 0, NULL) == NULL) + goto error; + + if (virBhyveCapsInitCPU(caps, virArchFromHost()) < 0) + VIR_WARN("Failed to get host CPU"); + + return caps; + + error: + virObjectUnref(caps); + return NULL; +} diff --git a/src/bhyve/bhyve_capabilities.h b/src/bhyve/bhyve_capabilities.h new file mode 100644 index 0000000..741c631 --- /dev/null +++ b/src/bhyve/bhyve_capabilities.h @@ -0,0 +1,30 @@ +/* + * bhyve_capabilities.h: bhyve capabilities module + * + * Copyright (C) 2014 Semihalf + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library. If not, see + * <http://www.gnu.org/licenses/>;. + * + */ + +#ifndef _BHYVE_CAPABILITIES +#define _BHYVE_CAPABILITIES + +#include "capabilities.h"

+ +virCapsPtr virBhyveCapsBuild(void); + +#endif +

diff --git a/src/bhyve/bhyve_driver.c b/src/bhyve/bhyve_driver.c index f70eff5..728ab2b 100644 --- a/src/bhyve/bhyve_driver.c +++ b/src/bhyve/bhyve_driver.c @@ -54,6 +54,7 @@ #include "bhyve_driver.h" #include "bhyve_process.h" #include "bhyve_utils.h" +#include "bhyve_capabilities.h" #define VIR_FROM_THIS VIR_FROM_BHYVE @@ -111,44 +112,49 @@ bhyveAutostartDomains(bhyveConnPtr driver) virObjectUnref(conn); } +/** + * bhyveDriverGetCapabilities: + * + * Get a reference to the virCapsPtr instance for the + * driver. + * + * The caller must release the reference with virObjetUnref + * + * Returns: a reference to a virCapsPtr instance or NULL + */ static virCapsPtr -bhyveBuildCapabilities(void) +bhyveDriverGetCapabilities(bhyveConnPtr driver) { - virCapsPtr caps; - virCapsGuestPtr guest; + virCapsPtr ret = NULL; - if ((caps = virCapabilitiesNew(virArchFromHost(), - 0, 0)) == NULL) + if(driver == NULL)

return NULL; - if ((guest = virCapabilitiesAddGuest(caps, "hvm", - VIR_ARCH_X86_64, - "bhyve", - NULL, 0, NULL)) == NULL) - goto error; + ret = virObjectRef(driver->caps); - if (virCapabilitiesAddGuestDomain(guest, - "bhyve", NULL, NULL, 0, NULL) == NULL) - goto error; - - return caps; - - error: - virObjectUnref(caps); - return NULL; + return ret; } static char * bhyveConnectGetCapabilities(virConnectPtr conn) { bhyveConnPtr privconn = conn->privateData; + virCapsPtr caps; char *xml; if (virConnectGetCapabilitiesEnsureACL(conn) < 0) return NULL; - if ((xml = virCapabilitiesFormatXML(privconn->caps)) == NULL) + caps = bhyveDriverGetCapabilities(privconn); + if (!caps) + virReportError(VIR_ERR_INTERNAL_ERROR,

+ _("Unable to get Capabilities")); + + if ((xml = virCapabilitiesFormatXML(privconn->caps)) == NULL) { + virObjectUnref(caps); virReportOOMError(); + } + virObjectUnref(caps); return xml; } @@ -448,8 +454,13 @@ bhyveDomainDefineXML(virConnectPtr conn, const char *xml) virDomainDefPtr def = NULL; virDomainDefPtr oldDef = NULL; virDomainObjPtr vm = NULL; + virCapsPtr caps = NULL; + + caps = bhyveDriverGetCapabilities(privconn); + if (!caps) + return NULL; - if ((def = virDomainDefParseString(xml, privconn->caps, privconn->xmlopt, + if ((def = virDomainDefParseString(xml, caps, privconn->xmlopt, 1 << VIR_DOMAIN_VIRT_BHYVE, VIR_DOMAIN_XML_INACTIVE)) == NULL) goto cleanup; @@ -472,6 +483,7 @@ bhyveDomainDefineXML(virConnectPtr conn, const char *xml) goto cleanup; cleanup: + virObjectUnref(caps); virDomainDefFree(def); virObjectUnlock(vm); @@ -869,7 +881,7 @@ bhyveStateInitialize(bool priveleged ATTRIBUTE_UNUSED, if (!(bhyve_driver->closeCallbacks = virCloseCallbacksNew())) goto cleanup; - if (!(bhyve_driver->caps = bhyveBuildCapabilities())) + if (!(bhyve_driver->caps = virBhyveCapsBuild())) goto cleanup; if (!(bhyve_driver->xmlopt = virDomainXMLOptionNew(NULL, NULL, NULL)))