[libvirt] [PATCH v3 1/3] libvirtd: add openvitch timeout value

Boris Fiuczynski fiuczy at linux.vnet.ibm.com
Thu Feb 9 15:41:31 UTC 2017


On 02/09/2017 09:01 AM, Michal Privoznik wrote:
> On 02/07/2017 04:16 PM, Boris Fiuczynski wrote:
>> Provide the ability to specify a default timeout value for
>> successful completion of openvswitch calls in the libvirtd
>> configuration file.
>>
>> Signed-off-by: Boris Fiuczynski <fiuczy at linux.vnet.ibm.com>
>> Reviewed-by: Bjoern Walk <bwalk at linux.vnet.ibm.com>
>> ---
>>  daemon/libvirtd-config.c        | 6 ++++++
>>  daemon/libvirtd-config.h        | 2 ++
>>  daemon/libvirtd.aug             | 1 +
>>  daemon/libvirtd.conf            | 9 +++++++++
>>  daemon/test_libvirtd.aug.in     | 1 +
>>  src/util/virnetdevopenvswitch.h | 1 +
>>  6 files changed, 20 insertions(+)
>>
>> diff --git a/daemon/libvirtd-config.c b/daemon/libvirtd-config.c
>> index b469189..6c0f00e 100644
>> --- a/daemon/libvirtd-config.c
>> +++ b/daemon/libvirtd-config.c
>> @@ -32,6 +32,7 @@
>>  #include "configmake.h"
>>  #include "remote/remote_protocol.h"
>>  #include "remote/remote_driver.h"
>> +#include "util/virnetdevopenvswitch.h"
>>  #include "virstring.h"
>>  #include "virutil.h"
>>
>> @@ -170,6 +171,8 @@ daemonConfigNew(bool privileged ATTRIBUTE_UNUSED)
>>      data->admin_keepalive_interval = 5;
>>      data->admin_keepalive_count = 5;
>>
>> +    data->ovs_timeout = VIR_NETDEV_OVS_DEFAULT_TIMEOUT;
>> +
>>      localhost = virGetHostname();
>>      if (localhost == NULL) {
>>          /* we couldn't resolve the hostname; assume that we are
>> @@ -388,6 +391,9 @@ daemonConfigLoadOptions(struct daemonConfig *data,
>>      if (virConfGetValueUInt(conf, "admin_keepalive_count", &data->admin_keepalive_count) < 0)
>>          goto error;
>>
>> +    if (virConfGetValueUInt(conf, "ovs_timeout", &data->ovs_timeout) < 0)
>> +        goto error;
>> +
>>      return 0;
>>
>>   error:
>> diff --git a/daemon/libvirtd-config.h b/daemon/libvirtd-config.h
>> index ad3e80a..1edf5fa 100644
>> --- a/daemon/libvirtd-config.h
>> +++ b/daemon/libvirtd-config.h
>> @@ -92,6 +92,8 @@ struct daemonConfig {
>>
>>      int admin_keepalive_interval;
>>      unsigned int admin_keepalive_count;
>> +
>> +    unsigned int ovs_timeout;
>>  };
>>
>>
>> diff --git a/daemon/libvirtd.aug b/daemon/libvirtd.aug
>> index 2b8df66..24fdf44 100644
>> --- a/daemon/libvirtd.aug
>> +++ b/daemon/libvirtd.aug
>> @@ -88,6 +88,7 @@ module Libvirtd =
>>
>>     let misc_entry = str_entry "host_uuid"
>>                    | str_entry "host_uuid_source"
>> +                  | int_entry "ovs_timeout"
>>
>>     (* Each enty in the config is one of the following three ... *)
>>     let entry = network_entry
>> diff --git a/daemon/libvirtd.conf b/daemon/libvirtd.conf
>> index 8466616..ac77811 100644
>> --- a/daemon/libvirtd.conf
>> +++ b/daemon/libvirtd.conf
>> @@ -467,3 +467,12 @@
>>  # Keepalive settings for the admin interface
>>  #admin_keepalive_interval = 5
>>  #admin_keepalive_count = 5
>> +
>> +###################################################################
>> +# Open vSwitch:
>> +# This allows to specify a timeout for openvswitch calls made by
>> +# libvirt. The ovs-vsctl utility is used for the configuration and
>> +# its timeout option is set by default to 5 seconds to avoid
>> +# potential infinite waits blocking libvirts processing.
>
> s/blocking .../blocking libvirt./
>
> ACK
>
> Michal
>

Thanks

-- 
Mit freundlichen Grüßen/Kind regards
    Boris Fiuczynski

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