[PATCH v1 09/10] tests: qemu: Add test case for pci-hostdev hotplug

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From: Shivaprasad G Bhat <sbhat@xxxxxxxxxxxxxxxxxx>

Signed-off-by: Shivaprasad G Bhat <sbhat@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Daniel Henrique Barboza <danielhb413@xxxxxxxxx>
---
 src/util/virprocess.h                         |  2 +-
 tests/Makefile.am                             |  7 +++
 tests/qemuhotplugtest.c                       | 42 +++++++++++++-
 .../qemuhotplug-hostdev-pci.xml               |  6 ++
 .../qemuhotplug-base-live+hostdev-pci.xml     | 58 +++++++++++++++++++
 ...uhotplug-pseries-base-live+hostdev-pci.xml | 51 ++++++++++++++++
 .../qemuhotplug-pseries-base-live.xml         | 43 ++++++++++++++
 tests/virprocessmock.c                        | 28 +++++++++
 8 files changed, 235 insertions(+), 2 deletions(-)
 create mode 100644 tests/qemuhotplugtestdevices/qemuhotplug-hostdev-pci.xml
 create mode 100644 tests/qemuhotplugtestdomains/qemuhotplug-base-live+hostdev-pci.xml
 create mode 100644 tests/qemuhotplugtestdomains/qemuhotplug-pseries-base-live+hostdev-pci.xml
 create mode 100644 tests/qemuhotplugtestdomains/qemuhotplug-pseries-base-live.xml
 create mode 100644 tests/virprocessmock.c

diff --git a/src/util/virprocess.h b/src/util/virprocess.h
index d7d191ec75..fddd216c93 100644
--- a/src/util/virprocess.h
+++ b/src/util/virprocess.h
@@ -75,7 +75,7 @@ int virProcessGetNamespaces(pid_t pid,
 int virProcessSetNamespaces(size_t nfdlist,
                             int *fdlist);
 
-int virProcessSetMaxMemLock(pid_t pid, unsigned long long bytes);
+int virProcessSetMaxMemLock(pid_t pid, unsigned long long bytes) ATTRIBUTE_NOINLINE;
 int virProcessSetMaxProcesses(pid_t pid, unsigned int procs);
 int virProcessSetMaxFiles(pid_t pid, unsigned int files);
 int virProcessSetMaxCoreSize(pid_t pid, unsigned long long bytes);
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 115afa1c1a..05a20483e4 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -211,6 +211,7 @@ test_libraries = libshunload.la \
 	virpcimock.la \
 	virnetdevmock.la \
 	virrandommock.la \
+  virprocessmock.la \
 	virhostcpumock.la \
 	domaincapsmock.la \
 	virfilecachemock.la \
@@ -1193,6 +1194,12 @@ virrandommock_la_SOURCES = \
 virrandommock_la_LDFLAGS = $(MOCKLIBS_LDFLAGS)
 virrandommock_la_LIBADD = $(MOCKLIBS_LIBS)
 
+virprocessmock_la_SOURCES = \
+  virprocessmock.c
+virprocessmock_la_CFLAGS = $(AM_CFLAGS)
+virprocessmock_la_LDFLAGS = $(MOCKLIBS_LDFLAGS)
+virprocessmock_la_LIBADD = $(MOCKLIBS_LIBS)
+
 virhostcpumock_la_SOURCES = \
 	virhostcpumock.c
 virhostcpumock_la_LDFLAGS = $(MOCKLIBS_LDFLAGS)
diff --git a/tests/qemuhotplugtest.c b/tests/qemuhotplugtest.c
index 354068d748..bf95bfb4a7 100644
--- a/tests/qemuhotplugtest.c
+++ b/tests/qemuhotplugtest.c
@@ -28,6 +28,7 @@
 #include "testutils.h"
 #include "testutilsqemu.h"
 #include "testutilsqemuschema.h"
+#include "virhostdev.h"
 #include "virerror.h"
 #include "virstring.h"
 #include "virthread.h"
@@ -79,6 +80,8 @@ qemuHotplugCreateObjects(virDomainXMLOptionPtr xmlopt,
     virQEMUCapsSet(priv->qemuCaps, QEMU_CAPS_DEVICE_IVSHMEM_PLAIN);
     virQEMUCapsSet(priv->qemuCaps, QEMU_CAPS_DEVICE_IVSHMEM_DOORBELL);
     virQEMUCapsSet(priv->qemuCaps, QEMU_CAPS_SCSI_DISK_WWN);
+    virQEMUCapsSet(priv->qemuCaps, QEMU_CAPS_DEVICE_VFIO_PCI);
+    virQEMUCapsSet(priv->qemuCaps, QEMU_CAPS_DEVICE_SPAPR_PCI_HOST_BRIDGE);
 
     if (qemuTestCapsCacheInsert(driver.qemuCapsCache, priv->qemuCaps) < 0)
         goto cleanup;
@@ -130,6 +133,9 @@ testQemuHotplugAttach(virDomainObjPtr vm,
     case VIR_DOMAIN_DEVICE_WATCHDOG:
         ret = qemuDomainAttachWatchdog(&driver, vm, dev->data.watchdog);
         break;
+    case VIR_DOMAIN_DEVICE_HOSTDEV:
+        ret = qemuDomainAttachHostDevice(&driver, vm, dev->data.hostdev);
+        break;
     default:
         VIR_TEST_VERBOSE("device type '%s' cannot be attached\n",
                 virDomainDeviceTypeToString(dev->type));
@@ -151,6 +157,7 @@ testQemuHotplugDetach(virDomainObjPtr vm,
     case VIR_DOMAIN_DEVICE_CHR:
     case VIR_DOMAIN_DEVICE_SHMEM:
     case VIR_DOMAIN_DEVICE_WATCHDOG:
+    case VIR_DOMAIN_DEVICE_HOSTDEV:
         ret = qemuDomainDetachDeviceLive(vm, dev, &driver, async);
         break;
     default:
@@ -578,6 +585,7 @@ testQemuHotplugCpuIndividual(const void *opaque)
     return ret;
 }
 
+#define FAKEROOTDIRTEMPLATE abs_builddir "/fakerootdir-XXXXXX"
 
 
 static int
@@ -587,6 +595,21 @@ mymain(void)
     int ret = 0;
     struct qemuHotplugTestData data = {0};
     struct testQemuHotplugCpuParams cpudata;
+    char *fakerootdir;
+
+    if (VIR_STRDUP_QUIET(fakerootdir, FAKEROOTDIRTEMPLATE) < 0) {
+        fprintf(stderr, "Out of memory\n");
+        abort();
+    }
+
+    if (!mkdtemp(fakerootdir)) {
+        fprintf(stderr, "Cannot create fakerootdir");
+        abort();
+    }
+
+    setenv("LIBVIRT_FAKE_ROOT_DIR", fakerootdir, 1);
+    unsetenv("LD_PRELOAD");
+
 
 #if !WITH_YAJL
     fputs("libvirt not compiled with JSON support, skipping this test\n", stderr);
@@ -621,6 +644,8 @@ mymain(void)
     if (!driver.lockManager)
         return EXIT_FAILURE;
 
+    driver.hostdevMgr = virHostdevManagerGetDefault();
+
     /* wait only 100ms for DEVICE_DELETED event */
     qemuDomainRemoveDeviceWaitTime = 100;
 
@@ -789,6 +814,15 @@ mymain(void)
                    "human-monitor-command", HMP("OK\\r\\n"),
                    "device_add", QMP_OK);
 
+    DO_TEST_ATTACH("base-live", "hostdev-pci", false, true,
+                   "device_add", QMP_OK);
+    DO_TEST_DETACH("base-live", "hostdev-pci", false, false,
+                   "device_del", QMP_DEVICE_DELETED("hostdev0") QMP_OK);
+    DO_TEST_ATTACH("pseries-base-live", "hostdev-pci", false, true,
+                   "device_add", QMP_OK);
+    DO_TEST_DETACH("pseries-base-live", "hostdev-pci", false, false,
+                   "device_del", QMP_DEVICE_DELETED("hostdev0") QMP_OK);
+
     DO_TEST_ATTACH("base-live", "watchdog", false, true,
                    "watchdog-set-action", QMP_OK,
                    "device_add", QMP_OK);
@@ -846,9 +880,15 @@ mymain(void)
     DO_TEST_CPU_INDIVIDUAL("ppc64-modern-individual", "16-22", true, true, true);
     DO_TEST_CPU_INDIVIDUAL("ppc64-modern-individual", "17", true, true, true);
 
+    if (getenv("LIBVIRT_SKIP_CLEANUP") == NULL)
+        virFileDeleteTree(fakerootdir);
+    VIR_FREE(fakerootdir);
+
     qemuTestDriverFree(&driver);
     virObjectUnref(data.vm);
     return (ret == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
 }
 
-VIR_TEST_MAIN(mymain)
+VIR_TEST_MAIN_PRELOAD(mymain,
+                      abs_builddir "/.libs/virpcimock.so",
+                      abs_builddir "/.libs/virprocessmock.so");
diff --git a/tests/qemuhotplugtestdevices/qemuhotplug-hostdev-pci.xml b/tests/qemuhotplugtestdevices/qemuhotplug-hostdev-pci.xml
new file mode 100644
index 0000000000..6f7c99c943
--- /dev/null
+++ b/tests/qemuhotplugtestdevices/qemuhotplug-hostdev-pci.xml
@@ -0,0 +1,6 @@
+<hostdev mode='subsystem' type='pci' managed='yes'>
+  <driver name='vfio'/>
+  <source>
+    <address domain='0x0000' bus='0x06' slot='0x12' function='0x2'/>
+  </source>
+</hostdev>
diff --git a/tests/qemuhotplugtestdomains/qemuhotplug-base-live+hostdev-pci.xml b/tests/qemuhotplugtestdomains/qemuhotplug-base-live+hostdev-pci.xml
new file mode 100644
index 0000000000..40dcc33595
--- /dev/null
+++ b/tests/qemuhotplugtestdomains/qemuhotplug-base-live+hostdev-pci.xml
@@ -0,0 +1,58 @@
+<domain type='kvm' id='7'>
+  <name>hotplug</name>
+  <uuid>d091ea82-29e6-2e34-3005-f02617b36e87</uuid>
+  <memory unit='KiB'>4194304</memory>
+  <currentMemory unit='KiB'>4194304</currentMemory>
+  <vcpu placement='static'>4</vcpu>
+  <os>
+    <type arch='x86_64' machine='pc'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <features>
+    <acpi/>
+    <apic/>
+    <pae/>
+  </features>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>restart</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
+    <controller type='usb' index='0'>
+      <alias name='usb'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
+    </controller>
+    <controller type='ide' index='0'>
+      <alias name='ide'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
+    </controller>
+    <controller type='scsi' index='0' model='virtio-scsi'>
+      <alias name='scsi0'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
+    </controller>
+    <controller type='pci' index='0' model='pci-root'>
+      <alias name='pci'/>
+    </controller>
+    <controller type='virtio-serial' index='0'>
+      <alias name='virtio-serial0'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/>
+    </controller>
+    <input type='mouse' bus='ps2'>
+      <alias name='input0'/>
+    </input>
+    <input type='keyboard' bus='ps2'>
+      <alias name='input1'/>
+    </input>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver name='vfio'/>
+      <source>
+        <address domain='0x0000' bus='0x06' slot='0x12' function='0x2'/>
+      </source>
+      <alias name='hostdev0'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/>
+    </hostdev>
+    <memballoon model='none'/>
+  </devices>
+  <seclabel type='none' model='none'/>
+</domain>
diff --git a/tests/qemuhotplugtestdomains/qemuhotplug-pseries-base-live+hostdev-pci.xml b/tests/qemuhotplugtestdomains/qemuhotplug-pseries-base-live+hostdev-pci.xml
new file mode 100644
index 0000000000..483cb5d8f0
--- /dev/null
+++ b/tests/qemuhotplugtestdomains/qemuhotplug-pseries-base-live+hostdev-pci.xml
@@ -0,0 +1,51 @@
+<domain type='kvm' id='7'>
+  <name>hotplug</name>
+  <uuid>d091ea82-29e6-2e34-3005-f02617b36e87</uuid>
+  <memory unit='KiB'>4194304</memory>
+  <currentMemory unit='KiB'>4194304</currentMemory>
+  <vcpu placement='static'>4</vcpu>
+  <os>
+    <type arch='ppc64' machine='pseries'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-ppc64</emulator>
+    <controller type='pci' index='0' model='pci-root'>
+      <model name='spapr-pci-host-bridge'/>
+      <target index='0'/>
+      <alias name='pci.0'/>
+    </controller>
+    <controller type='pci' index='1' model='pci-root'>
+      <model name='spapr-pci-host-bridge'/>
+      <target index='1'/>
+      <alias name='pci.1'/>
+    </controller>
+    <controller type='usb' index='0'>
+      <alias name='usb'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
+    </controller>
+    <input type='keyboard' bus='usb'>
+      <alias name='input0'/>
+      <address type='usb' bus='0' port='1'/>
+    </input>
+    <input type='mouse' bus='usb'>
+      <alias name='input1'/>
+      <address type='usb' bus='0' port='2'/>
+    </input>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver name='vfio'/>
+      <source>
+        <address domain='0x0000' bus='0x06' slot='0x12' function='0x2'/>
+      </source>
+      <alias name='hostdev0'/>
+      <address type='pci' domain='0x0000' bus='0x01' slot='0x01' function='0x0'/>
+    </hostdev>
+    <memballoon model='none'/>
+    <panic model='pseries'/>
+  </devices>
+  <seclabel type='none' model='none'/>
+</domain>
diff --git a/tests/qemuhotplugtestdomains/qemuhotplug-pseries-base-live.xml b/tests/qemuhotplugtestdomains/qemuhotplug-pseries-base-live.xml
new file mode 100644
index 0000000000..1dcc35f626
--- /dev/null
+++ b/tests/qemuhotplugtestdomains/qemuhotplug-pseries-base-live.xml
@@ -0,0 +1,43 @@
+<domain type='kvm' id='7'>
+  <name>hotplug</name>
+  <uuid>d091ea82-29e6-2e34-3005-f02617b36e87</uuid>
+  <memory unit='KiB'>4194304</memory>
+  <currentMemory unit='KiB'>4194304</currentMemory>
+  <vcpu placement='static'>4</vcpu>
+  <os>
+    <type arch='ppc64' machine='pseries'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-ppc64</emulator>
+    <controller type='pci' index='0' model='pci-root'>
+      <model name='spapr-pci-host-bridge'/>
+      <target index='0'/>
+      <alias name='pci.0'/>
+    </controller>
+    <controller type='pci' index='1' model='pci-root'>
+      <model name='spapr-pci-host-bridge'/>
+      <target index='1'/>
+      <alias name='pci.1'/>
+    </controller>
+    <controller type='usb' index='0'>
+      <alias name='usb'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
+    </controller>
+    <input type='keyboard' bus='usb'>
+      <alias name='input0'/>
+      <address type='usb' bus='0' port='1'/>
+    </input>
+    <input type='mouse' bus='usb'>
+      <alias name='input1'/>
+      <address type='usb' bus='0' port='2'/>
+    </input>
+    <memballoon model='none'/>
+    <panic model='pseries'/>
+  </devices>
+  <seclabel type='none' model='none'/>
+</domain>
diff --git a/tests/virprocessmock.c b/tests/virprocessmock.c
new file mode 100644
index 0000000000..985562fee1
--- /dev/null
+++ b/tests/virprocessmock.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2018 Red Hat, Inc.
+ * Copyright (C) 2018 IBM Corp.
+ *
+ * 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 "virprocess.h"
+
+int
+virProcessSetMaxMemLock(pid_t pid ATTRIBUTE_UNUSED, unsigned long long bytes ATTRIBUTE_UNUSED)
+{
+    return 0;
+}
-- 
2.20.1

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