We are not suppose to add anything to block such things.

On Wed, Jul 19, 2017 at 2:56 PM, Shubhendu Tripathi <shtripat@redhat.com> wrote:
Thanks Edy for the help. Could this related to some firewall issues or something?
Any specific firewalld configuration required here?

Regards,
Shubhendu

----- Original Message -----
From: "Edward Haas" <ehaas@redhat.com>
To: "Shubhendu Tripathi" <shtripat@redhat.com>
Cc: "engine-devel@ovirt.org" <devel@ovirt.org>
Sent: Wednesday, July 19, 2017 5:13:34 PM
Subject: Re: [ovirt-devel] Enable to create ovirtmgmt network on node

Hi,

Looks like you are not getting a response from the dhcp on VLAN 802  @em3
interface.

Thanks,
Edy.


On Wed, Jul 19, 2017 at 12:46 PM, Shubhendu Tripathi <shtripat@redhat.com>
wrote:

> While creating a cluster, on one of the nodes creation of ovirtmgmt fails
> and node is not in active state.
> Looking at supervdsm.log, below are few snippets of errors-
>
> ===============================
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,665::supervdsmServer::116::SuperVdsm.ServerCallback::(wrapper)
> call setupNetworks with ({'ovirtmgmt': {'ipv6autoconf': False, 'nic':
> 'em3', 'vlan': '802', 'mtu': 1500, 'switch': 'legacy', 'dhcpv6': False,
> 'bridged': 'false', 'defaultRoute': True, 'bootproto': 'dhcp'}}, {},
> {'connectivityCheck': 'true', 'connectivityTimeout': 120}) {}
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31 14:54:57,665::api::887::setupNetworks::(setupNetworks)
> Setting up network according to configuration: networks:{'ovirtmgmt':
> {'ipv6autoconf': False, 'nic': 'em3', 'vlan': '802', 'mtu': 1500, 'switch':
> 'legacy', 'dhcpv6': False, 'bridged': 'false', 'defaultRoute': True,
> 'bootproto': 'dhcp'}}, bondings:{}, options:{'connectivityCheck': 'true',
> 'connectivityTimeout': 120}
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,666::api::891::root::(setupNetworks) Validating configuration
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31 14:54:57,670::
> libvirtconnection::161::root::(get) trying to connect libvirt
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:54:57,690::netinfo::503::root::(_getNetInfo) Obtaining info for net
> ovirtmgmt.
> Traceback (most recent call last):
>   File "/usr/lib/python2.7/site-packages/vdsm/netinfo.py", line 482, in
> _getNetInfo
>     data.update({'ports': ports(iface),
>   File "/usr/lib/python2.7/site-packages/vdsm/netinfo.py", line 187, in
> ports
>     return os.listdir('/sys/class/net/' + bridge + '/brif')
> OSError: [Errno 2] No such file or directory: '/sys/class/net/ovirtmgmt/
> brif'
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31 14:54:57,708::api::901::setupNetworks::(setupNetworks)
> Applying...
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31 14:54:57,708::
> netconfpersistence::73::root::(setBonding) Adding bond0({'nics': [],
> 'options': 'mode=0'})
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31 14:54:57,709::api::926::setupNetworks::(setupNetworks)
> Removing broken network 'ovirtmgmt'
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:54:57,717::netinfo::503::root::(_getNetInfo) Obtaining info for net
> ovirtmgmt.
> Traceback (most recent call last):
>   File "/usr/lib/python2.7/site-packages/vdsm/netinfo.py", line 482, in
> _getNetInfo
>     data.update({'ports': ports(iface),
>   File "/usr/lib/python2.7/site-packages/vdsm/netinfo.py", line 187, in
> ports
>     return os.listdir('/sys/class/net/' + bridge + '/brif')
> OSError: [Errno 2] No such file or directory: '/sys/class/net/ovirtmgmt/
> brif'
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:54:57,726::api::463::root::(_delNetwork) Removing network ovirtmgmt
> with vlan=None, bonding=None, nics=[u'em3'],keep_bridge=False options={}
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,727::ifcfg::335::root::(_atomicNetworkBackup) Backed up ovirtmgmt
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:54:57,729::api::496::root::(_delNetwork) Removing network entity
> ovirtmgmt
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,729::models::188::root::(remove) Removing bridge
> Bridge(ovirtmgmt: Nic(em3))
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,729::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/ifdown ovirtmgmt (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,760::utils::689::root::(execCmd) FAILED: <err> = 'usage: ifdown
> <configuration>\n'; <rc> = 1
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,760::__init__::144::root::(_removeSourceRoute) Removing source
> route for device ovirtmgmt
> MainProcess|jsonrpc.Executor/6::WARNING::2017-05-31
> 14:54:57,761::utils::140::root::(rmFile) File: /etc/sysconfig/network-scripts/rule-ovirtmgmt
> already removed
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,761::ifcfg::292::root::(_removeFile) Removed file
> /etc/sysconfig/network-scripts/rule-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::WARNING::2017-05-31
> 14:54:57,761::utils::140::root::(rmFile) File: /etc/sysconfig/network-scripts/route-ovirtmgmt
> already removed
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,762::ifcfg::292::root::(_removeFile) Removed file
> /etc/sysconfig/network-scripts/route-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,762::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/brctl delbr ovirtmgmt (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,769::utils::689::root::(execCmd) FAILED: <err> = "bridge
> ovirtmgmt doesn't exist; can't delete it\n"; <rc> = 1
> MainProcess|jsonrpc.Executor/6::WARNING::2017-05-31
> 14:54:57,770::utils::140::root::(rmFile) File: /etc/sysconfig/network-scripts/ifcfg-ovirtmgmt
> already removed
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,770::ifcfg::292::root::(_removeFile) Removed file
> /etc/sysconfig/network-scripts/ifcfg-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:57,773::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/ifdown em3 (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:58,403::utils::689::root::(execCmd) SUCCESS: <err> = ''; <rc> = 0
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:58,404::ifcfg::382::root::(_atomicBackup) Backed up
> /etc/sysconfig/network-scripts/ifcfg-em3
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:58,408::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/bin/systemd-run --scope --unit=5c224eed-6483-4d73-90a7-755800e81eed
> --slice=vdsm-dhclient /usr/sbin/ifup em3 (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,438::utils::689::root::(execCmd) SUCCESS: <err> = 'Running scope
> as unit 5c224eed-6483-4d73-90a7-755800e81eed.scope.\n'; <rc> = 0
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,439::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/tc filter del dev em3 pref 5000 (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,446::utils::689::root::(execCmd) FAILED: <err> = 'RTNETLINK
> answers: Operation not supported\nWe have an error talking to the
> kernel\n'; <rc> = 2
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,446::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/tc qdisc show dev em3 (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,452::utils::689::root::(execCmd) SUCCESS: <err> = ''; <rc> = 0
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,453::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/tc class del dev em3 classid 0:1388 (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,459::utils::689::root::(execCmd) FAILED: <err> = 'RTNETLINK
> answers: No such file or directory\n'; <rc> = 2
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,459::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/tc class show dev em3 parent 0: (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,465::utils::689::root::(execCmd) SUCCESS: <err> = ''; <rc> = 0
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,466::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/tc qdisc del dev em3 root (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,472::utils::689::root::(execCmd) FAILED: <err> = 'RTNETLINK
> answers: No such file or directory\n'; <rc> = 2
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,472::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/tc qdisc del dev em3 ingress (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,478::utils::689::root::(execCmd) FAILED: <err> = 'RTNETLINK
> answers: No such file or directory\n'; <rc> = 2
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31 14:54:59,479::
> netconfpersistence::67::root::(removeNetwork) Removing network ovirtmgmt
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31 14:54:59,525::api::766::
> setupNetworks::(_add_missing_networks) Adding network 'ovirtmgmt'
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,525::api::281::root::(_addNetwork) validating network...
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:54:59,525::api::301::root::(_addNetwork) Adding network ovirtmgmt with
> vlan=802, bonding=None, nics=['em3'], bondingOptions=None, mtu=1500,
> bridged=False, defaultRoute=True,options={'switch': 'legacy',
> 'bootproto': 'dhcp', 'implicitBonding': True}
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:54:59,526::api::331::root::(_addNetwork) Configuring device em3.802
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,527::ifcfg::419::root::(_persistentBackup) backing up
> ifcfg-em3.802: # original file did not exist
>
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,528::ifcfg::324::root::(writeBackupFile) Persistently backed up
> /var/lib/vdsm/netconfback/ifcfg-em3.802 (until next 'set safe config')
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,528::ifcfg::490::root::(writeConfFile) Writing to file
> /etc/sysconfig/network-scripts/ifcfg-em3.802 configuration:
> # Generated by VDSM version 4.17.33-1.1.el7rhgs
> DEVICE=em3.802
> VLAN=yes
> ONBOOT=yes
> BOOTPROTO=dhcp
> MTU=1500
> DEFROUTE=yes
> NM_CONTROLLED=no
> IPV6INIT=no
> SWITCH=legacy
> HOTPLUG=no
>
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,549::ifcfg::490::root::(writeConfFile) Writing to file
> /etc/sysconfig/network-scripts/ifcfg-em3 configuration:
> # Generated by VDSM version 4.17.33-1.1.el7rhgs
> DEVICE=em3
> HWADDR=24:6e:96:28:f1:84
> ONBOOT=yes
> MTU=1500
> NM_CONTROLLED=no
> IPV6INIT=no
> SWITCH=legacy
>
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:54:59,552::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/ifdown em3 (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:55:00,121::utils::689::root::(execCmd) SUCCESS: <err> = ''; <rc> = 0
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:55:00,122::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/bin/systemd-run --scope --unit=73eaf14d-6b47-4f7a-990f-03cf718ce510
> --slice=vdsm-dhclient /usr/sbin/ifup em3 (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:55:01,109::utils::689::root::(execCmd) SUCCESS: <err> = 'Running scope
> as unit 73eaf14d-6b47-4f7a-990f-03cf718ce510.scope.\n'; <rc> = 0
> ifup-waiting-on-dhcp::DEBUG::2017-05-31 14:55:01,111::utils::671::root::(execCmd)
> /usr/bin/taskset --cpu-list 0-5 /usr/bin/systemd-run --scope
> --unit=f6e8cb52-bcec-4892-9b03-a5be989f5854 --slice=vdsm-dhclient
> /usr/sbin/ifup em3.802 (cwd None)
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31 14:55:01,117::
> netconfpersistence::62::root::(setNetwork) Adding network
> ovirtmgmt({'ipv6autoconf': False, 'nic': 'em3', 'vlan': '802', 'mtu': 1500,
> 'switch': 'legacy', 'dhcpv6': False, 'bridged': 'false', 'defaultRoute':
> True, 'bootproto': 'dhcp'})
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31 14:55:01,133::api::789::
> setupNetworks::(_check_connectivity) Checking connectivity...
> ifup-waiting-on-dhcp::DEBUG::2017-05-31 14:56:04,720::utils::689::root::(execCmd)
> FAILED: <err> = 'Running scope as unit f6e8cb52-bcec-4892-9b03-a5be989f5854.scope.\n';
> <rc> = 1
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31 14:57:02,268::api::791::
> setupNetworks::(_check_connectivity) Connectivity check failed, rolling
> back
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:02,270::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/ifdown em3.802 (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:02,879::utils::689::root::(execCmd) SUCCESS: <err> = ''; <rc> = 0
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:02,880::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/sbin/ifdown em3 (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:03,478::utils::689::root::(execCmd) SUCCESS: <err> = ''; <rc> = 0
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:57:03,479::ifcfg::349::root::(restoreAtomicNetworkBackup) Rolling back
> logical networks configuration (restoring atomic logical networks backup)
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:57:03,483::ifcfg::365::root::(restoreAtomicNetworkBackup) Restored
> ovirtmgmt
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:57:03,484::ifcfg::390::root::(restoreAtomicBackup) Rolling back
> configuration (restoring atomic backup)
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:57:03,484::ifcfg::399::root::(restoreAtomicBackup) Restored
> /etc/sysconfig/network-scripts/ifcfg-em3
> MainProcess|jsonrpc.Executor/6::WARNING::2017-05-31
> 14:57:03,484::utils::140::root::(rmFile) File: /etc/sysconfig/network-scripts/ifcfg-ovirtmgmt
> already removed
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:03,484::ifcfg::292::root::(_removeFile) Removed file
> /etc/sysconfig/network-scripts/ifcfg-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:03,485::ifcfg::395::root::(restoreAtomicBackup) Removing empty
> configuration backup /etc/sysconfig/network-scripts/ifcfg-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:57:03,485::ifcfg::399::root::(restoreAtomicBackup) Restored
> /etc/sysconfig/network-scripts/ifcfg-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:03,485::ifcfg::292::root::(_removeFile) Removed file
> /etc/sysconfig/network-scripts/ifcfg-em3.802
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:03,485::ifcfg::395::root::(restoreAtomicBackup) Removing empty
> configuration backup /etc/sysconfig/network-scripts/ifcfg-em3.802
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:57:03,485::ifcfg::399::root::(restoreAtomicBackup) Restored
> /etc/sysconfig/network-scripts/ifcfg-em3.802
> MainProcess|jsonrpc.Executor/6::WARNING::2017-05-31
> 14:57:03,485::utils::140::root::(rmFile) File: /etc/sysconfig/network-scripts/route-ovirtmgmt
> already removed
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:03,485::ifcfg::292::root::(_removeFile) Removed file
> /etc/sysconfig/network-scripts/route-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:03,485::ifcfg::395::root::(restoreAtomicBackup) Removing empty
> configuration backup /etc/sysconfig/network-scripts/route-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:57:03,486::ifcfg::399::root::(restoreAtomicBackup) Restored
> /etc/sysconfig/network-scripts/route-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::WARNING::2017-05-31
> 14:57:03,486::utils::140::root::(rmFile) File: /etc/sysconfig/network-scripts/rule-ovirtmgmt
> already removed
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:03,486::ifcfg::292::root::(_removeFile) Removed file
> /etc/sysconfig/network-scripts/rule-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:03,486::ifcfg::395::root::(restoreAtomicBackup) Removing empty
> configuration backup /etc/sysconfig/network-scripts/rule-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::INFO::2017-05-31
> 14:57:03,486::ifcfg::399::root::(restoreAtomicBackup) Restored
> /etc/sysconfig/network-scripts/rule-ovirtmgmt
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:03,487::utils::671::root::(execCmd) /usr/bin/taskset --cpu-list 0-5
> /usr/bin/systemd-run --scope --unit=3954be4a-5adf-4cbf-ad6c-f6403d36657a
> --slice=vdsm-dhclient /usr/sbin/ifup em3 (cwd None)
> MainProcess|jsonrpc.Executor/6::DEBUG::2017-05-31
> 14:57:08,531::utils::689::root::(execCmd) SUCCESS: <err> = 'Running scope
> as unit 3954be4a-5adf-4cbf-ad6c-f6403d36657a.scope.\n'; <rc> = 0
> MainProcess|jsonrpc.Executor/6::ERROR::2017-05-31
> 14:57:08,532::supervdsmServer::120::SuperVdsm.ServerCallback::(wrapper)
> Error in setupNetworks
> Traceback (most recent call last):
>   File "/usr/share/vdsm/supervdsmServer", line 118, in wrapper
>     res = func(*args, **kwargs)
>   File "/usr/share/vdsm/supervdsmServer", line 243, in setupNetworks
>     return setupNetworks(networks, bondings, **options)
>   File "/usr/share/vdsm/network/api.py", line 943, in setupNetworks
>     options, logger)
>   File "/usr/share/vdsm/network/api.py", line 800, in _check_connectivity
>     'connectivity check failed')
> ConfigNetworkError: (10, 'connectivity check failed')
>
> ====================
>
> Can somebody help me figuring out the issue here?
>
> Regards,
> Shubhendu
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