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Fix network driver when using qemu:///session (bz #958907).

This commit is contained in:
Richard W.M. Jones 2013-05-03 14:07:32 +01:00
parent 4aa9c4f1a3
commit 56be2c5e38
2 changed files with 454 additions and 1 deletions
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447
libvirt-1.0.5-fix-network-driver-startup-qemu-session.patch Normal file
View File

@ -0,0 +1,447 @@
diff -ur libvirt-1.0.5.old/src/network/bridge_driver.c libvirt-1.0.5/src/network/bridge_driver.c
--- libvirt-1.0.5.old/src/network/bridge_driver.c 2013-05-02 03:18:51.000000000 +0100
+++ libvirt-1.0.5/src/network/bridge_driver.c 2013-05-03 14:20:03.666753641 +0100
@@ -1,4 +1,3 @@
-
/*
* bridge_driver.c: core driver methods for managing network
*
@@ -67,12 +66,6 @@
#include "virdbus.h"
#include "virfile.h"
-#define NETWORK_PID_DIR LOCALSTATEDIR "/run/libvirt/network"
-#define NETWORK_STATE_DIR LOCALSTATEDIR "/lib/libvirt/network"
-
-#define DNSMASQ_STATE_DIR LOCALSTATEDIR "/lib/libvirt/dnsmasq"
-#define RADVD_STATE_DIR LOCALSTATEDIR "/lib/libvirt/radvd"
-
#define VIR_FROM_THIS VIR_FROM_NETWORK
/* Main driver state */
@@ -84,7 +77,10 @@
iptablesContext *iptables;
char *networkConfigDir;
char *networkAutostartDir;
- char *logDir;
+ char *stateDir;
+ char *pidDir;
+ char *dnsmasqStateDir;
+ char *radvdStateDir;
dnsmasqCapsPtr dnsmasqCaps;
};
@@ -133,8 +129,8 @@
{
char *leasefile;
- ignore_value(virAsprintf(&leasefile, DNSMASQ_STATE_DIR "/%s.leases",
- netname));
+ ignore_value(virAsprintf(&leasefile, "%s/%s.leases",
+ driverState->dnsmasqStateDir, netname));
return leasefile;
}
@@ -146,8 +142,8 @@
{
char *conffile;
- ignore_value(virAsprintf(&conffile, DNSMASQ_STATE_DIR "/%s.conf",
- netname));
+ ignore_value(virAsprintf(&conffile, "%s/%s.conf",
+ driverState->dnsmasqStateDir, netname));
return conffile;
}
@@ -166,8 +162,8 @@
{
char *configfile;
- ignore_value(virAsprintf(&configfile, RADVD_STATE_DIR "/%s-radvd.conf",
- netname));
+ ignore_value(virAsprintf(&configfile, "%s/%s-radvd.conf",
+ driverState->radvdStateDir, netname));
return configfile;
}
@@ -187,8 +183,10 @@
int ret = -1;
/* remove the (possibly) existing dnsmasq and radvd files */
- if (!(dctx = dnsmasqContextNew(def->name, DNSMASQ_STATE_DIR)))
+ if (!(dctx = dnsmasqContextNew(def->name,
+ driverState->dnsmasqStateDir))) {
goto cleanup;
+ }
if (!(leasefile = networkDnsmasqLeaseFileName(def->name)))
goto cleanup;
@@ -202,7 +200,8 @@
if (!(configfile = networkDnsmasqConfigFileName(def->name)))
goto no_memory;
- if (!(statusfile = virNetworkConfigFile(NETWORK_STATE_DIR, def->name)))
+ if (!(statusfile
+ = virNetworkConfigFile(driverState->stateDir, def->name)))
goto no_memory;
/* dnsmasq */
@@ -212,7 +211,7 @@
/* radvd */
unlink(radvdconfigfile);
- virPidFileDelete(NETWORK_PID_DIR, radvdpidbase);
+ virPidFileDelete(driverState->pidDir, radvdpidbase);
/* remove status file */
unlink(statusfile);
@@ -279,7 +278,7 @@
if (obj->def->ips && (obj->def->nips > 0)) {
char *radvdpidbase;
- ignore_value(virPidFileReadIfAlive(NETWORK_PID_DIR, obj->def->name,
+ ignore_value(virPidFileReadIfAlive(driverState->pidDir, obj->def->name,
&obj->dnsmasqPid,
dnsmasqCapsGetBinaryPath(driver->dnsmasqCaps)));
@@ -287,7 +286,7 @@
virReportOOMError();
goto cleanup;
}
- ignore_value(virPidFileReadIfAlive(NETWORK_PID_DIR, radvdpidbase,
+ ignore_value(virPidFileReadIfAlive(driverState->pidDir, radvdpidbase,
&obj->radvdPid, RADVD));
VIR_FREE(radvdpidbase);
}
@@ -359,7 +358,9 @@
virStateInhibitCallback callback ATTRIBUTE_UNUSED,
void *opaque ATTRIBUTE_UNUSED)
{
- char *base = NULL;
+ int ret = -1;
+ char *configdir = NULL;
+ char *rundir = NULL;
#ifdef HAVE_FIREWALLD
DBusConnection *sysbus = NULL;
#endif
@@ -373,46 +374,53 @@
}
networkDriverLock(driverState);
+ /* Configuration paths one of
+ * ~/.libvirt/... (old style session/unprivileged)
+ * ~/.config/libvirt/... (new XDG session/unprivileged)
+ * /etc/libvirt/... && /var/(run|lib)/libvirt/... (system/privileged).
+ *
+ * NB: The qemu driver puts its domain state in /var/run, and I
+ * think the network driver should have used /var/run too (instead
+ * of /var/lib), but it's been this way for a long time, and we
+ * probably should change it now.
+ */
if (privileged) {
- if (virAsprintf(&driverState->logDir,
- "%s/log/libvirt/qemu", LOCALSTATEDIR) == -1)
- goto out_of_memory;
-
- if ((base = strdup(SYSCONFDIR "/libvirt")) == NULL)
+ if (!(driverState->networkConfigDir
+ = strdup(SYSCONFDIR "/libvirt/qemu/networks")) ||
+ !(driverState->networkAutostartDir
+ = strdup(SYSCONFDIR "/libvirt/qemu/networks/autostart")) ||
+ !(driverState->stateDir
+ = strdup(LOCALSTATEDIR "/lib/libvirt/network")) ||
+ !(driverState->pidDir
+ = strdup(LOCALSTATEDIR "/run/libvirt/network")) ||
+ !(driverState->dnsmasqStateDir
+ = strdup(LOCALSTATEDIR "/lib/libvirt/dnsmasq")) ||
+ !(driverState->radvdStateDir
+ = strdup(LOCALSTATEDIR "/lib/libvirt/radvd"))) {
goto out_of_memory;
+ }
} else {
- char *userdir = virGetUserCacheDirectory();
-
- if (!userdir)
+ configdir = virGetUserConfigDirectory();
+ rundir = virGetUserRuntimeDirectory();
+ if (!(configdir && rundir))
goto error;
- if (virAsprintf(&driverState->logDir,
- "%s/qemu/log", userdir) == -1) {
- VIR_FREE(userdir);
+ if ((virAsprintf(&driverState->networkConfigDir,
+ "%s/qemu/networks", configdir) < 0) ||
+ (virAsprintf(&driverState->networkAutostartDir,
+ "%s/qemu/networks/autostart", configdir) < 0) ||
+ (virAsprintf(&driverState->stateDir,
+ "%s/network/lib", rundir) < 0) ||
+ (virAsprintf(&driverState->pidDir,
+ "%s/network/run", rundir) < 0) ||
+ (virAsprintf(&driverState->dnsmasqStateDir,
+ "%s/dnsmasq/lib", rundir) < 0) ||
+ (virAsprintf(&driverState->radvdStateDir,
+ "%s/radvd/lib", rundir) < 0)) {
goto out_of_memory;
}
- VIR_FREE(userdir);
-
- userdir = virGetUserConfigDirectory();
- if (virAsprintf(&base, "%s", userdir) == -1) {
- VIR_FREE(userdir);
- goto out_of_memory;
- }
- VIR_FREE(userdir);
}
- /* Configuration paths are either ~/.libvirt/qemu/... (session) or
- * /etc/libvirt/qemu/... (system).
- */
- if (virAsprintf(&driverState->networkConfigDir, "%s/qemu/networks", base) == -1)
- goto out_of_memory;
-
- if (virAsprintf(&driverState->networkAutostartDir, "%s/qemu/networks/autostart",
- base) == -1)
- goto out_of_memory;
-
- VIR_FREE(base);
-
if (!(driverState->iptables = iptablesContextNew())) {
goto out_of_memory;
}
@@ -421,7 +429,7 @@
driverState->dnsmasqCaps = dnsmasqCapsNewFromBinary(DNSMASQ);
if (virNetworkLoadAllState(&driverState->networks,
- NETWORK_STATE_DIR) < 0)
+ driverState->stateDir) < 0)
goto error;
if (virNetworkLoadAllConfigs(&driverState->networks,
@@ -462,18 +470,19 @@
}
#endif
- return 0;
+ ret = 0;
+cleanup:
+ VIR_FREE(configdir);
+ VIR_FREE(rundir);
+ return ret;
out_of_memory:
virReportOOMError();
-
error:
if (driverState)
networkDriverUnlock(driverState);
-
- VIR_FREE(base);
networkStateCleanup();
- return -1;
+ goto cleanup;
}
/**
@@ -489,7 +498,7 @@
networkDriverLock(driverState);
virNetworkLoadAllState(&driverState->networks,
- NETWORK_STATE_DIR);
+ driverState->stateDir);
virNetworkLoadAllConfigs(&driverState->networks,
driverState->networkConfigDir,
driverState->networkAutostartDir);
@@ -516,9 +525,12 @@
/* free inactive networks */
virNetworkObjListFree(&driverState->networks);
- VIR_FREE(driverState->logDir);
VIR_FREE(driverState->networkConfigDir);
VIR_FREE(driverState->networkAutostartDir);
+ VIR_FREE(driverState->stateDir);
+ VIR_FREE(driverState->pidDir);
+ VIR_FREE(driverState->dnsmasqStateDir);
+ VIR_FREE(driverState->radvdStateDir);
if (driverState->iptables)
iptablesContextFree(driverState->iptables);
@@ -1060,32 +1072,33 @@
goto cleanup;
}
- if (virFileMakePath(NETWORK_PID_DIR) < 0) {
+ if (virFileMakePath(driverState->pidDir) < 0) {
virReportSystemError(errno,
_("cannot create directory %s"),
- NETWORK_PID_DIR);
+ driverState->pidDir);
goto cleanup;
}
- if (virFileMakePath(NETWORK_STATE_DIR) < 0) {
+ if (virFileMakePath(driverState->stateDir) < 0) {
virReportSystemError(errno,
_("cannot create directory %s"),
- NETWORK_STATE_DIR);
+ driverState->stateDir);
goto cleanup;
}
- if (!(pidfile = virPidFileBuildPath(NETWORK_PID_DIR, network->def->name))) {
+ if (!(pidfile = virPidFileBuildPath(driverState->pidDir,
+ network->def->name))) {
virReportOOMError();
goto cleanup;
}
- if (virFileMakePath(DNSMASQ_STATE_DIR) < 0) {
+ if (virFileMakePath(driverState->dnsmasqStateDir) < 0) {
virReportSystemError(errno,
_("cannot create directory %s"),
- DNSMASQ_STATE_DIR);
+ driverState->dnsmasqStateDir);
goto cleanup;
}
- dctx = dnsmasqContextNew(network->def->name, DNSMASQ_STATE_DIR);
+ dctx = dnsmasqContextNew(network->def->name, driverState->dnsmasqStateDir);
if (dctx == NULL)
goto cleanup;
@@ -1113,7 +1126,7 @@
* pid
*/
- ret = virPidFileRead(NETWORK_PID_DIR, network->def->name,
+ ret = virPidFileRead(driverState->pidDir, network->def->name,
&network->dnsmasqPid);
if (ret < 0)
goto cleanup;
@@ -1150,8 +1163,10 @@
return networkStartDhcpDaemon(driver, network);
VIR_INFO("Refreshing dnsmasq for network %s", network->def->bridge);
- if (!(dctx = dnsmasqContextNew(network->def->name, DNSMASQ_STATE_DIR)))
+ if (!(dctx = dnsmasqContextNew(network->def->name,
+ driverState->dnsmasqStateDir))) {
goto cleanup;
+ }
/* Look for first IPv4 address that has dhcp defined.
* We only support dhcp-host config on one IPv4 subnetwork
@@ -1375,16 +1390,16 @@
goto cleanup;
}
- if (virFileMakePath(NETWORK_PID_DIR) < 0) {
+ if (virFileMakePath(driverState->pidDir) < 0) {
virReportSystemError(errno,
_("cannot create directory %s"),
- NETWORK_PID_DIR);
+ driverState->pidDir);
goto cleanup;
}
- if (virFileMakePath(RADVD_STATE_DIR) < 0) {
+ if (virFileMakePath(driverState->radvdStateDir) < 0) {
virReportSystemError(errno,
_("cannot create directory %s"),
- RADVD_STATE_DIR);
+ driverState->radvdStateDir);
goto cleanup;
}
@@ -1393,7 +1408,7 @@
virReportOOMError();
goto cleanup;
}
- if (!(pidfile = virPidFileBuildPath(NETWORK_PID_DIR, radvdpidbase))) {
+ if (!(pidfile = virPidFileBuildPath(driverState->pidDir, radvdpidbase))) {
virReportOOMError();
goto cleanup;
}
@@ -1421,7 +1436,7 @@
if (virCommandRun(cmd, NULL) < 0)
goto cleanup;
- if (virPidFileRead(NETWORK_PID_DIR, radvdpidbase, &network->radvdPid) < 0)
+ if (virPidFileRead(driverState->pidDir, radvdpidbase, &network->radvdPid) < 0)
goto cleanup;
ret = 0;
@@ -1448,7 +1463,7 @@
network->def->name) >= 0) &&
((radvdpidbase = networkRadvdPidfileBasename(network->def->name))
!= NULL)) {
- virPidFileDelete(NETWORK_PID_DIR, radvdpidbase);
+ virPidFileDelete(driverState->pidDir, radvdpidbase);
VIR_FREE(radvdpidbase);
}
network->radvdPid = -1;
@@ -1488,7 +1503,7 @@
network->def->name) >= 0) &&
((radvdpidbase = networkRadvdPidfileBasename(network->def->name))
!= NULL)) {
- virPidFileDelete(NETWORK_PID_DIR, radvdpidbase);
+ virPidFileDelete(driverState->pidDir, radvdpidbase);
VIR_FREE(radvdpidbase);
}
network->radvdPid = -1;
@@ -2572,7 +2587,7 @@
if (!(radvdpidbase = networkRadvdPidfileBasename(network->def->name))) {
virReportOOMError();
} else {
- virPidFileDelete(NETWORK_PID_DIR, radvdpidbase);
+ virPidFileDelete(driverState->pidDir, radvdpidbase);
VIR_FREE(radvdpidbase);
}
}
@@ -2673,7 +2688,8 @@
/* Persist the live configuration now that anything autogenerated
* is setup.
*/
- if ((ret = virNetworkSaveStatus(NETWORK_STATE_DIR, network)) < 0) {
+ if ((ret = virNetworkSaveStatus(driverState->stateDir,
+ network)) < 0) {
goto error;
}
@@ -2703,7 +2719,8 @@
if (!virNetworkObjIsActive(network))
return 0;
- stateFile = virNetworkConfigFile(NETWORK_STATE_DIR, network->def->name);
+ stateFile = virNetworkConfigFile(driverState->stateDir,
+ network->def->name);
if (!stateFile)
return -1;
@@ -3368,8 +3385,10 @@
}
/* save current network state to disk */
- if ((ret = virNetworkSaveStatus(NETWORK_STATE_DIR, network)) < 0)
+ if ((ret = virNetworkSaveStatus(driverState->stateDir,
+ network)) < 0) {
goto cleanup;
+ }
}
ret = 0;
cleanup:
@@ -4702,7 +4721,7 @@
/* update sum of 'floor'-s of attached NICs */
net->floor_sum += ifaceBand->in->floor;
/* update status file */
- if (virNetworkSaveStatus(NETWORK_STATE_DIR, net) < 0) {
+ if (virNetworkSaveStatus(driverState->stateDir, net) < 0) {
ignore_value(virBitmapClearBit(net->class_id, class_id));
net->floor_sum -= ifaceBand->in->floor;
iface->data.network.actual->class_id = 0;
@@ -4748,7 +4767,7 @@
ignore_value(virBitmapClearBit(net->class_id,
iface->data.network.actual->class_id));
/* update status file */
- if (virNetworkSaveStatus(NETWORK_STATE_DIR, net) < 0) {
+ if (virNetworkSaveStatus(driverState->stateDir, net) < 0) {
net->floor_sum += ifaceBand->in->floor;
ignore_value(virBitmapSetBit(net->class_id,
iface->data.network.actual->class_id));

8
libvirt.spec
View File

@ -341,7 +341,7 @@
Summary: Library providing a simple virtualization API
Name: libvirt
Version: 1.0.5
Release: 1%{?dist}%{?extra_release}
Release: 2%{?dist}%{?extra_release}
License: LGPLv2+
Group: Development/Libraries
BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root
@ -352,6 +352,8 @@ URL: http://libvirt.org/
%endif
Source: http://libvirt.org/sources/%{?mainturl}libvirt-%{version}.tar.gz
Patch1: libvirt-1.0.5-fix-network-driver-startup-qemu-session.patch
%if %{with_libvirtd}
Requires: libvirt-daemon = %{version}-%{release}
%if %{with_network}
@ -1081,6 +1083,7 @@ of recent versions of Linux (and other OSes).
%prep
%setup -q
%patch1 -p1
%build
%if ! %{with_xen}
@ -1998,6 +2001,9 @@ fi
%endif
%changelog
* Fri May 3 2013 Richard W.M. Jones <rjones@redhat.com> - 1.0.5-2
- Fix network driver when using qemu:///session (bz #958907).
* Thu May 2 2013 Daniel Veillard <veillard@redhat.com> - 1.0.5-1
- Update to 1.0.5 release
- add support for NVRAM device