March 2013 - Devel - libvirt List Archives

[libvirt] [PATCHv2 0/4] Fix race and crash in connection close callback.
by Peter Krempa 31 Mar '13

31 Mar '13

Originaly reported by Viktor, this changes a few bits I didn't like on the original series. Peter Krempa (2): virsh: Move cmdConnect from virsh-host.c to virsh.c virsh: Register and unregister the close callback also in cmdConnect Viktor Mihajlovski (2): libvirt: Increase connection reference count for callbacks virsh: Unregister the connection close notifier upon termination src/libvirt.c | 5 +++ tools/virsh-host.c | 67 ---------------------------------- tools/virsh.c | 103 ++++++++++++++++++++++++++++++++++++++++++++++++++--- 3 files changed, 103 insertions(+), 72 deletions(-) -- 1.8.1.5

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[libvirt] [PATCH] test: Return Libvirt logo as domain screenshot
by Michal Privoznik 31 Mar '13

31 Mar '13

This is just a bare Easter Egg. Whenever user run virDomainScreenshot over a domain in test driver, he'll get the Libvirt PNG logo in return. --- docs/Makefile.am | 1 + src/test/test_driver.c | 22 ++++++++++++++++++++++ 2 files changed, 23 insertions(+) diff --git a/docs/Makefile.am b/docs/Makefile.am index 7583772..b5d7575 100644 --- a/docs/Makefile.am +++ b/docs/Makefile.am @@ -287,6 +287,7 @@ install-data-local: for file in $(devhelphtml) $(devhelppng) $(devhelpcss); do \ $(INSTALL) -m 0644 $(srcdir)/$${file} $(DESTDIR)$(DEVHELP_DIR) ; \ done + $(INSTALL_DATA) $(srcdir)/../docs/libvirtLogo.png $(DESTDIR)$(pkgdatadir) uninstall-local: for h in $(apihtml); do rm $(DESTDIR)$(HTML_DIR)/$$h; done diff --git a/src/test/test_driver.c b/src/test/test_driver.c index c5fffb9..ad683f7 100644 --- a/src/test/test_driver.c +++ b/src/test/test_driver.c @@ -39,11 +39,13 @@ #include "virutil.h" #include "viruuid.h" #include "capabilities.h" +#include "configmake.h" #include "viralloc.h" #include "network_conf.h" #include "interface_conf.h" #include "domain_conf.h" #include "domain_event.h" +#include "fdstream.h" #include "storage_conf.h" #include "node_device_conf.h" #include "virxml.h" @@ -5773,6 +5775,25 @@ cleanup: return ret; } +static char * +testDomainScreenshot(virDomainPtr dom ATTRIBUTE_UNUSED, + virStreamPtr st, + unsigned int screen ATTRIBUTE_UNUSED, + unsigned int flags) +{ + char *ret = NULL; + + virCheckFlags(0, NULL); + + if (virFDStreamOpenFile(st, PKGDATADIR "/libvirtLogo.png", 0, 0, O_RDONLY < 0)) + goto cleanup; + + ret = strdup("image/png"); + +cleanup: + return ret; +} + static virDriver testDriver = { .no = VIR_DRV_TEST, @@ -5843,6 +5864,7 @@ static virDriver testDriver = { .domainEventDeregisterAny = testDomainEventDeregisterAny, /* 0.8.0 */ .isAlive = testIsAlive, /* 0.9.8 */ .nodeGetCPUMap = testNodeGetCPUMap, /* 1.0.0 */ + .domainScreenshot = testDomainScreenshot, /* 1.0.4 */ }; static virNetworkDriver testNetworkDriver = { -- 1.8.1.5

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[libvirt] [libvirt-glib 0/4] Add missing GVirConfigDomainGraphics* API
by Christophe Fergeau 29 Mar '13

29 Mar '13

Hey, This series adds various missing setters/getters to the GVirConfigDomainGraphics API. It also adds classes for the 'desktop' and 'rdp' graphics elements. Christophe

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[libvirt] [PATCH] docs: Fix truncated sentence in RDP 'multiUser' attribute
by Christophe Fergeau 29 Mar '13

29 Mar '13

--- Usually I'd push this under the trivial rule, but I don't know if this is a valid thing to do during freezes, hence I'm posting it for review first. Christophe docs/formatdomain.html.in | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in index 8bf0736..cf382e8 100644 --- a/docs/formatdomain.html.in +++ b/docs/formatdomain.html.in @@ -3506,10 +3506,10 @@ qemu-kvm -net nic,model=? /dev/null the TCP port to use. The <code>replaceUser</code> attribute is a boolean deciding whether multiple simultaneous connections to the VM are permitted. - The <code>multiUser</code> whether the existing connection - must be dropped and a new connection must be established - by the VRDP server, when a new client connects in single - connection mode. + The <code>multiUser</code> attribute is a boolean deciding + whether the existing connection must be dropped and a new + connection must be established by the VRDP server, when a + new client connects in single connection mode. </dd> <dt><code>"desktop"</code></dt> <dd> -- 1.8.1.4

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[libvirt] [PATCH] Fix the stdout in print_job_progress()
by Yanbing Du 29 Mar '13

29 Mar '13

Signed-off-by: Yanbing Du <ydu(a)redhat.com> --- tools/virsh-domain.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/tools/virsh-domain.c b/tools/virsh-domain.c index d1e6f9d..10b646f 100644 --- a/tools/virsh-domain.c +++ b/tools/virsh-domain.c @@ -1407,7 +1407,7 @@ print_job_progress(const char *label, unsigned long long remaining, /* see comments in vshError about why we must flush */ fflush(stdout); - fprintf(stderr, "\r%s: [%3d %%]", label, progress); + fprintf(stdout, "\r%s: [%3d %%]", label, progress); fflush(stderr); } -- 1.7.1

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[libvirt] [PATCH] virsh: don't call virSecretFree on NULL
by Ján Tomko 29 Mar '13

29 Mar '13

Since the refactoring in fbe2d49 we call virSecretFree even if virSecretDefineXML fails, which leads to overwriting the error message with: error: Invalid secret: virSecretFree Bug: https://bugzilla.redhat.com/show_bug.cgi?id=929045 --- tools/virsh-secret.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tools/virsh-secret.c b/tools/virsh-secret.c index ea0b0c3..7201522 100644 --- a/tools/virsh-secret.c +++ b/tools/virsh-secret.c @@ -117,7 +117,8 @@ cmdSecretDefine(vshControl *ctl, const vshCmd *cmd) cleanup: VIR_FREE(buffer); - virSecretFree(res); + if (res) + virSecretFree(res); return ret; } -- 1.8.1.5

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[libvirt] [PATCH] storage: Avoid double virCommandFree in virStorageBackendLogicalDeletePool
by Martin Kletzander 29 Mar '13

29 Mar '13

When logical pool has no PVs associated with itself (user-created), virCommandFree(cmd) is called twice with the same pointer and that causes a segfault in daemon. Signed-off-by: Martin Kletzander <mkletzan(a)redhat.com> --- Worth v1.0.4 IMHO. --- src/storage/storage_backend_logical.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/storage/storage_backend_logical.c b/src/storage/storage_backend_logical.c index bce407f..4cf6647 100644 --- a/src/storage/storage_backend_logical.c +++ b/src/storage/storage_backend_logical.c @@ -1,7 +1,7 @@ /* * storage_backend_logical.c: storage backend for logical volume handling * - * Copyright (C) 2007-2009, 2011 Red Hat, Inc. + * Copyright (C) 2007-2009, 2011, 2013 Red Hat, Inc. * Copyright (C) 2007-2008 Daniel P. Berrange * * This library is free software; you can redistribute it and/or @@ -667,6 +667,7 @@ virStorageBackendLogicalDeletePool(virConnectPtr conn ATTRIBUTE_UNUSED, if (virCommandRun(cmd, NULL) < 0) goto cleanup; virCommandFree(cmd); + cmd = NULL; /* now remove the pv devices and clear them out */ ret = 0; -- 1.8.1.5

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[libvirt] [libvirt-designer 1/2] Fix several leaks of libvirt-gconfig data
by Christophe Fergeau 29 Mar '13

29 Mar '13

--- libvirt-designer/libvirt-designer-domain.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) diff --git a/libvirt-designer/libvirt-designer-domain.c b/libvirt-designer/libvirt-designer-domain.c index 49e8068..c3a5ce3 100644 --- a/libvirt-designer/libvirt-designer-domain.c +++ b/libvirt-designer/libvirt-designer-domain.c @@ -352,14 +352,19 @@ gvir_designer_domain_get_arch_native(GVirDesignerDomain *design) gvir_config_capabilities_host_get_cpu(host) : NULL; const gchar *arch = cpu ? gvir_config_capabilities_cpu_get_arch(cpu) : NULL; + gchar *arch_native; if (arch) { - return gvir_designer_domain_get_arch_normalized(arch); + arch_native = gvir_designer_domain_get_arch_normalized(arch); } else { struct utsname ut; uname(&ut); - return gvir_designer_domain_get_arch_normalized(ut.machine); + arch_native = gvir_designer_domain_get_arch_normalized(ut.machine); } + g_object_unref(G_OBJECT(cpu)); + g_object_unref(G_OBJECT(host)); + + return arch_native; } @@ -372,7 +377,7 @@ gvir_designer_domain_get_guest(GVirDesignerDomain *design, GList *tmp = guests; GVirConfigCapabilitiesGuest *ret = NULL; - while (tmp) { + while (tmp && !ret) { GVirConfigCapabilitiesGuest *guest = GVIR_CONFIG_CAPABILITIES_GUEST(tmp->data); GVirConfigCapabilitiesGuestArch *arch = @@ -388,13 +393,13 @@ gvir_designer_domain_get_guest(GVirDesignerDomain *design, guestos == GVIR_CONFIG_DOMAIN_OS_TYPE_XEN || guestos == GVIR_CONFIG_DOMAIN_OS_TYPE_UML)) { ret = g_object_ref(guest); - goto cleanup; } + g_object_unref(G_OBJECT(arch)); + tmp = tmp->next; } -cleanup: g_list_foreach(guests, (GFunc)g_object_unref, NULL); g_list_free(guests); return ret; @@ -561,7 +566,7 @@ gvir_designer_domain_setup_guest(GVirDesignerDomain *design, GVirConfigDomainOs *os = gvir_config_domain_os_new(); GVirConfigCapabilitiesGuestArch *arch = gvir_config_capabilities_guest_get_arch(guest); - GVirConfigCapabilitiesGuestDomain *domain; + GVirConfigCapabilitiesGuestDomain *domain = NULL; gboolean ret = FALSE; if (!(domain = gvir_designer_domain_best_guest_domain(arch, @@ -581,6 +586,9 @@ gvir_designer_domain_setup_guest(GVirDesignerDomain *design, ret = TRUE; cleanup: + if (domain != NULL) + g_object_unref(domain); + g_object_unref(arch); g_object_unref(os); return ret; } -- 1.8.1.4

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[libvirt] [libvirt-glib] config: Fix 2 leaks in domain memory setters
by Christophe Fergeau 29 Mar '13

29 Mar '13

--- libvirt-gconfig/libvirt-gconfig-domain.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libvirt-gconfig/libvirt-gconfig-domain.c b/libvirt-gconfig/libvirt-gconfig-domain.c index be572ab..7ef0be8 100644 --- a/libvirt-gconfig/libvirt-gconfig-domain.c +++ b/libvirt-gconfig/libvirt-gconfig-domain.c @@ -414,6 +414,7 @@ void gvir_config_domain_set_memory(GVirConfigDomain *domain, guint64 memory) gvir_config_object_set_attribute(GVIR_CONFIG_OBJECT(node), "unit", "KiB", NULL); + g_object_unref(G_OBJECT(node)); g_object_notify(G_OBJECT(domain), "memory"); } @@ -439,6 +440,7 @@ void gvir_config_domain_set_current_memory(GVirConfigDomain *domain, gvir_config_object_set_attribute(GVIR_CONFIG_OBJECT(node), "unit", "KiB", NULL); + g_object_unref(G_OBJECT(node)); g_object_notify(G_OBJECT(domain), "current-memory"); } -- 1.8.1.4

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[libvirt] [PATCH] nodedev: invert virIsCapableFCHost return value
by Ján Tomko 29 Mar '13

29 Mar '13

Both virIsCapableFCHost and virIsCapableVport return 0 when the respective sysfs path is accessible. --- src/node_device/node_device_linux_sysfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/node_device/node_device_linux_sysfs.c b/src/node_device/node_device_linux_sysfs.c index a1c3637..fd91430 100644 --- a/src/node_device/node_device_linux_sysfs.c +++ b/src/node_device/node_device_linux_sysfs.c @@ -46,7 +46,7 @@ detect_scsi_host_caps_linux(union _virNodeDevCapData *d) VIR_DEBUG("Checking if host%d is an FC HBA", d->scsi_host.host); - if (virIsCapableFCHost(NULL, d->scsi_host.host)) { + if (virIsCapableFCHost(NULL, d->scsi_host.host) == 0) { d->scsi_host.flags |= VIR_NODE_DEV_CAP_FLAG_HBA_FC_HOST; if (virReadFCHost(NULL, -- 1.8.1.5

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