Re: questions about externalIP usage

it worked. Thanks, Jared, (韦煜） Software developer Interested in open source software, big data, Linux From: Erik Jacobs <ejac...@redhat.com> Sent: Wednesday, August 16, 2017 8:16:07 AM To: Yu Wei Cc: users@lists.openshift.redhat.com; d...@lists.opensh

When should dnsmasq be disabled?

Hi, I setup openshift origin cluster with dnsmasq enabled. I found that within cluster dns didn't function correctly. For example, within pod, "nameserver 172.30.0.1" was not added in /etc/resolv.conf. And service names, endpoints couldn't be resolved. After setting openshift_use_dnsmasq =

Re: HAProxy not running on master

uesday, August 15, 2017 7:11:03 PM To: Yu Wei Cc: users@lists.openshift.redhat.com; d...@lists.openshift.redhat.com Subject: Re: HAProxy not running on master Hi Yui, the masters runs the OpenShift API and web console on port 8443. OpenShift CLI or nodes communicates with master on this port. Ope

Different behavior between installing openshift origin with openvswitch and flannel

Hi guys, I tried to get external traffic into openshift origin cluster using nodeport/externalIPs. When I setup openshift cluster with flannel, exposing service with nodeport/externalIPs did not work. When switched to openvswitch, both worked. Is this expected behavior? Or did I miss

Re: questions about externalIP usage

well: https://docs.openshift.com/container-platform/3.6/admin_guide/tcp_ingress_external_ports.html phil On 08/10/2017 04:12 AM, Yu Wei wrote: Hi guys, I deployed redis with replication controller successfully on openshift origin cluster. Then I tried to create service for extern

questions about externalIP usage

Hi guys, I deployed redis with replication controller successfully on openshift origin cluster. Then I tried to create service for external clients to connect. However, it seemed that it didn't work. How could I debug similar problem? Is there any guidance about using externalIP in

Only one node in cluster is accessible using nodeport

Hi guys, I deployed service with nodeport to get external traffic into openshift origin cluster. On each node, I found that local port was listened. However, only one node could be accessed through nodeport by external client and it worked well. I compared configuration on each node. It's a

Why openshift requires DNS server

Hi, I'm learning OpenShift by setting up cluster with VMs. From the document, some content about DNS is as below, OpenShift Origin requires a fully functional DNS server in the environment. This is ideally a separate host running DNS software and can provide name resolution to hosts and

Etcd issue during openshift origin installation

Hi guys, I tried to setup openshift origin cluster using "Advanced Installation". In file hosts, I added following variables, containerized=true osm_etcd_image=registry.access.redhat.com/rhel7/etcd Per my understanding, etcd will run in docker container. However, during installation, I got

Re: Docker related issues when installing openshift origin 1.5 on Redhat 7.2

From: Scott Dodson <sdod...@redhat.com> Sent: Friday, July 21, 2017 9:07:01 PM To: Łukasz Strzelec Cc: Yu Wei; users@lists.openshift.redhat.com; d...@lists.openshift.redhat.com Subject: Re: Docker related issues when installing openshift origin 1.5 on Redhat 7.2 Yo

Re: Docker related issues when installing openshift origin 1.5 on Redhat 7.2

https://docs.openshift.com/container-platform/3.5/install_config/install/host_preparation.html#host-registration For Centos I think this will work, but the repo should be enabled by default already. yum-config-manager --enable extras On Fri, Jul 21, 2017 at 9:28 AM, Yu Wei <yu20...@hotmail.com<

Re: Etcd issue during openshift origin installation

From: Scott Dodson <sdod...@redhat.com> Sent: Friday, July 21, 2017 9:05:35 PM To: Yu Wei Cc: users@lists.openshift.redhat.com; d...@lists.openshift.redhat.com Subject: Re: Etcd issue during openshift origin installation etcd will run inside a container but in the past

How could I deploy redis cluster on openshift origin cluster?

Hi, I want to deploy redis cluster on openshfit origin cluster. Is there any images, deployment that could be used? Thanks, Jared, (韦煜） Software developer Interested in open source software, big data, Linux ___ users mailing list

Re: How could I deploy redis cluster on openshift origin cluster?

:36:08 AM To: Yu Wei Cc: users@lists.openshift.redhat.com; d...@lists.openshift.redhat.com Subject: Re: How could I deploy redis cluster on openshift origin cluster? See: https://github.com/sclorg/redis-container The image can be found at: https://hub.docker.com/r/centos/redis-32-centos7/

Docker related issues when installing openshift origin 1.5 on Redhat 7.2

Hi guys, I tried to install openshift origin 1.5 on Redhat with docker 1.12.6 installed on each host. However, it seeded that ansible tried to install docker 1.9 instead of using 1.12.6. Is this expected behavior? If not, how could I fix such problem? The detailed error is as below, TASK

openshift origin 1.2 doesn't compatible with docker 1.9

Hi guys, I tried to setup openshift origin cluster 1.2 with docker 1.9. However, it seemed they're not compatible. The failure is as below, RUNNING HANDLER [openshift_node : restart node] *** fatal:

Question about router usage

Hi guys, How could I expose services using TCP/UDP protocols to external clients? Could router be used? For example, I want to deploy redis cluster in openshift cluster. Redis cluster is using TCP protocol and listening on port 6379. Could I expose redis service port 6379 with router? If

Problem about logging in openshift origin

Hi, I setup OpenShift origin 3.6 cluster successfully and enabled metrics and logging. Metrics worked well and logging didn't worked. Pod logging-es-data-master-lf6al5rb-5-deploy in logging frequently crashed with below logs, --> Scaling logging-es-data-master-lf6al5rb-5 to 1 --> Waiting up

Re: Problem about logging in openshift origin

From: Mateus Caruccio <mateus.caruc...@getupcloud.com> Sent: Friday, September 15, 2017 6:19:36 PM To: Yu Wei Cc: d...@lists.openshift.redhat.com; users Subject: Re: Problem about logging in openshift origin You can look into two places for clues. The pod's log itself

Re: Problem about logging in openshift origin

<pport...@redhat.com> Sent: Friday, September 15, 2017 7:20:18 PM To: Yu Wei Cc: users@lists.openshift.redhat.com; d...@lists.openshift.redhat.com; aos-int-services Subject: Re: Problem about logging in openshift origin On Fri, Sep 15, 2017 at 6:10 AM, Yu Wei <yu20...@hotmail.com<

Question about Openshift origin DNS

Hi, I setup Openshift Origin 1.5 with openvswitch network plugin. It seemed that dns server setup was not properly within pod. services, endpoints couldn't be reached by name. Within pod, /etc/resolv.conf contains following content, root@sb-2017-redis-master-w7g44:/data# cat /etc/resolv.conf

Is that possible to deploy openshift on existing k8s cluster?

Hi, Now we have existing k8s cluster running workloads. We also want to make use of features provided by Openshift Origin, for example DevOps etc. Is that possible to integrate openshift origin with our existing k8s? Any advice? Thanks, Jared, (韦煜） Software developer Interested in open

Re: Question about Openshift origin DNS

in open source software, big data, Linux From: Scott Dodson <sdod...@redhat.com> Sent: Monday, August 21, 2017 9:10:44 PM To: Yu Wei Cc: users@lists.openshift.redhat.com; d...@lists.openshift.redhat.com Subject: Re: Question about Openshift origin DNS 10

Re: Pushing image docker-registry.default.svc:5000/... failed

It seemed svc name was not correct. docker-registry.default.svc.cluster.local:5000 Thanks, Jared, (韦煜） Software developer Interested in open source software, big data, Linux From: users-boun...@lists.openshift.redhat.com

Mount failed with dynamic provisioned persistent storage glusterfs

Hi， When trying to provision persistent storage dynamically, below errors was caught, Events: FirstSeenLastSeenCountFromSubObjectPathType ReasonMessage --- --

回复: Re: authentication required even for pulling images from private registry

trying to run the pod in project b In that scenario you need to grant some sort of permissions (image-pull or something). On Thu, 19 Oct 2017 at 4:32 am, Yu Wei <yu20...@hotmail.com<mailto:yu20...@hotmail.com>> wrote: Hi, I setup openshift origin cluster 3.6 and found a problem wit

authentication required even for pulling images from private registry

Hi, I setup openshift origin cluster 3.6 and found a problem with private registry. Image was failed to be pulled by work node with error as below, rpc error: code = 2 desc = unauthorized: authentication required However, the registry works well and I also could find the image via

Network issues with openvswitch

Hi， I execute following command on work node of openshift origin cluster 3.6. [root@host-10-1-130-32 ~]# traceroute docker-registry.default.svc traceroute to docker-registry.default.svc (172.30.22.28), 30 hops max, 60 byte packets 1 bogon (10.130.2.1) 3005.715 ms !H 3005.682 ms !H 3005.664

How could I use oc client to search images in integrated docker-registry?

Hi, How could I list images pushed into integrated docker-registry? Could oc client be used? Or any other options? Thanks, Jared, (韦煜） Software developer Interested in open source software, big data, Linux ___ users mailing list

Re: environment variables when running multiple containers in one pod

Claim: claimName: ocai-claim Thanks, Jared, (韦煜） Software developer Interested in open source software, big data, Linux From: Vyacheslav Semushin <vsemu...@redhat.com> Sent: Monday, November 27, 2017 9:52:50 PM To: Yu Wei Cc: users@lists.op

environment variables when running multiple containers in one pod

Hi， When running mysql with other containers within one pod, it seemed that environment variable "MYSQL_ROOT_PASSWORD" didn't work as expected. Password set in "MYSQL_ROOT_PASSWORD" couldn't be used for connecting to mysql. But empty password works. If only running mysql in pod, the variable

Several questions about authorization

Hi, I have several questions about user and authorization management. 1, How could I remove user from project? [root@host-10-1-236-92 gpu-test]# oc login -u test1 -p test1 Login successful. You have access to the following projects and can switch between them with 'oc project ': * aura

Re: Several questions about authorization

software, big data, Linux From: users-boun...@lists.openshift.redhat.com <users-boun...@lists.openshift.redhat.com> on behalf of Yu Wei <yu20...@hotmail.com> Sent: Monday, December 18, 2017 11:48:46 PM To: Clayton Coleman Cc: users@lists.openshift.r

Re: Several questions about authorization

; Sent: Monday, December 18, 2017 10:41:30 PM To: Yu Wei Cc: users@lists.openshift.redhat.com; d...@lists.openshift.redhat.com Subject: Re: Several questions about authorization On Mon, Dec 18, 2017 at 5:17 AM, Yu Wei <yu20...@hotmail.com<mailto:yu20...@hotmail.com>> wrote: Hi, I hav

Where could I find api for service catalog?

Hi, I setup openshift origin cluster with service-catalog enabled. Where could I find api for service catalog? I checked github and did not find detailed information. Thanks, Jared, (韦煜） Software developer Interested in open source software, big data, Linux

question about openshift origin deployer

Hi, How does openshift origin deployer start another container? I checked docker file about deployer and found stuff as "/usr/bin/openshift-deploy"? How is /usr/bin/openshift-deploy implemented? Does it call docker api? Is "/usr/bin/openshift-deploy" also open sourced? Where could I find it?

Re: Cannot pull images from internal registry when creating a pod

Could you access registry web console? Thanks, Jared, (韦煜） Software developer Interested in open source software, big data, Linux From: users-boun...@lists.openshift.redhat.com on behalf of Andreas Mather

Re: push to registry fail

I also met such problem. After deleting pod docker-registry and recreated again, it started working again. Thanks, Jared, (韦煜） Software developer Interested in open source software, big data, Linux From: users-boun...@lists.openshift.redhat.com

How could I re configure "openshift_master_cluster_public_hostname" after cluster setup?

Hi, I installed openshift origin cluster withe following variables set. openshift_master_cluster_public_hostname openshift_master_cluster_hostname Then I want to reconfigure above variables to use different values. Is it possible? If so, how could I do that? Thanks, Jared, (韦煜） Software

hawkular-cassandra failed to startup on openshift origin 3.9

Hi, I tried to deploy hawkular-cassandra on openshift origin 3.9 cluster. However, pod failed to start up with error as below, WARN [main] 2018-05-25 09:17:43,277 StartupChecks.java:267 - Directory /cassandra_data/data doesn't exist ERROR [main] 2018-05-25 09:17:43,279 CassandraDaemon.java:710 -

Re: hawkular-cassandra failed to startup on openshift origin 3.9

.9 So what was the configuration for metrics in the inventory file. On 25/05/18 11:04, Yu Wei wrote: Yes, I deployed that via ansible-playbooks. From: users-boun...@lists.openshift.redhat.com<mailto:users-boun...@lists.openshift.redhat.com> <users-boun...@lists

Re: hawkular-cassandra failed to startup on openshift origin 3.9

.com Subject: Re: hawkular-cassandra failed to startup on openshift origin 3.9 How are you deploying this? Using the ansible playbooks? On 25/05/18 10:25, Yu Wei wrote: Hi, I tried to deploy hawkular-cassandra on openshift origin 3.9 cluster. However, pod failed to start up with error as below

question about external load balancer

Hi guys, I tried to setup openshift origin cluster with multiple masters for HA. I read the doc in https://github.com/redhat-cop/openshift-playbooks/blob/master/playbooks/installation/load_balancing.adoc. Any other advice for external load balancer? Which solution should I select for external

答复: question about external load balancer

18:34 AM 收件人: Yu Wei 抄送: d...@lists.openshift.redhat.com; users@lists.openshift.redhat.com 主题: Re: question about external load balancer OpenShift already has some support for F5 load balancer’s as a router. So maybe given the choice between F5 or netscalers, then F5’s might make sense. But eith

Re: authentication required even for pulling images from private registry

ed in open source software, big data, Linux From: Łukasz Strzelec <lukasz.strze...@gmail.com> Sent: Thursday, October 19, 2017 6:37:46 PM To: Yu Wei Cc: users@lists.openshift.redhat.com Subject: Re: authentication required even for pulling images from private

Which branch of ansible playbook should be used when installing openshift origin 3.6?

Hi， I'm a little confused about which branch should be used during "advanced installation". From document in https://github.com/openshift/openshift-ansible, it seemed branch 3.6 should be used. From doc

No route to host when trying to connect to services

Hi guys, I setup openshift origin cluster 3.6 and deployed 3 zookeeper instances as cluster. I met error “no route to host" when trying to connect to one zookeeper via service. The detailed information is as below, zookeeper-1 172.30.64.134

Re: Network issues with openvswitch

___ From: Aleksandar Lazic <al...@me2digital.eu> Sent: Monday, October 23, 2017 2:34:13 AM To: Yu Wei; users@lists.openshift.redhat.com; d...@lists.openshift.redhat.com Subject: Re: Network issues with openvswitch Hi Yu Wei. on Sonntag, 22. Oktober 2017 at 19:13 was wri

Re: Network issues with openvswitch

） Software developer Interested in open source software, big data, Linux From: Aleksandar Lazic <al...@me2digital.eu> Sent: Tuesday, October 24, 2017 12:18:55 AM To: Yu Wei; users@lists.openshift.redhat.com Subject: Re: Network issues with openvswitch Hi

How to retrieve session token via rest api?

Hi guys, I could get session token via cli "oc whoami -t". Could I get the same information via rest api? I tried with api below, however, it returned many tokens. Is there any method to filter that? curl -k \ -H "Authorization: Bearer yqqouu8vFaip9AjMChmcgdtY7AszXMxWWJHwWhpn8Lw" \ -H

Re: Failed to provision volume with StorageClass "glusterfs-storage": create volume error: error creating volume

It seemed that you didn't configure correct heketi endpoint. Could you access http://heketi-storage-glusterfs.cnsc.net manually? Thx, Jared On 2018年06月26日 00:33, Julián Tete wrote: Hello friends Greetings to the OpenShift Origin community

How to deploy openshift origin cluster on openstack?

Hi, How to deploy openshift origin cluster on openstack? Could I use magnum, heat or other components? Is there any document about this? Thanks, Jared, (韦煜） Software developer Interested in open source software, big data, Linux ___ users mailing list

Re: Install OpenShift Origin 3.9 failed on single node

hanks again for help. From: Charles Moulliard <cmoul...@redhat.com> Sent: Tuesday, April 10, 2018 8:24 PM To: Clayton Coleman Cc: Yu Wei; users@lists.openshift.redhat.com; d...@lists.openshift.redhat.com Subject: Re: Install OpenShift Origin 3.9 failed on single no

Install OpenShift Origin 3.9 failed on single node

Hi, I tried to install openshift origin 3.9 on a single machine and encountered problems as below, TASK [openshift_node : Install Node package, sdn-ovs, conntrack packages] * fatal: [host-10-1-241-74]: FAILED! => {"msg":

Re: Install OpenShift Origin 3.9 failed on single node

Got that. Thanks From: Michael Gugino <mgug...@redhat.com> Sent: Thursday, April 12, 2018 3:20 AM To: Yu Wei Cc: Charles Moulliard; Clayton Coleman; users@lists.openshift.redhat.com; d...@lists.openshift.redhat.com Subject: Re: Install OpenShift Origin 3.9

Re: CIFS access from pods

Hi, Have you changed settings for using hostpath? Please reference following doc https://docs.openshift.org/latest/admin_guide/manage_scc.html#use-the-hostpath-volume-plugin From: users-boun...@lists.openshift.redhat.com

Re: How to deploy openshift origin cluster on openstack?

stall_config/configuring_openstack.html [3] https://docs.openshift.org/latest/install_config/persistent_storage/persistent_storage_cinder.html [4] https://github.com/openshift/openshift-ansible-contrib/tree/master/playbooks/provisioning/openstack On 10/04/18 11:27, Yu Wei wrote: Hi, How to deploy openshift or

答复: repos for openshift origin 3.11 on Centos

This worked for me. Thanks. 发送自 Windows 10 版邮件应用 发件人: users-boun...@lists.openshift.redhat.com 代表 Anton Hughes 发送时间: Monday, October 29, 2018 3:16:32 PM 收件人: red...@redhat.com 抄送:

Re: ETCD no longer starting during install

;MutatingAdmissionWebhook" I1030 14:26:51.597628 1 plugins.go:84] Registered admission plugin "AlwaysAdmit" I1030 14:26:51.597674 1 plugins.go:84] Registered admission plugin "AlwaysPullImages" I1030 14:26:51.597699 1 plugins.go:84] Registered admission plugin

Re: ETCD no longer starting during install

in Ansible 2.7.1 but others report that they persist. On Tue, Oct 30, 2018 at 5:25 AM Yu Wei mailto:yu20...@hotmail.com>> wrote: I met the same problem and found that etcd was skipped as below, TASK [openshift_control_plane : Establish the default bootstrap kubeconfig for m

Re: ETCD no longer starting during install

I met the same problem and found that etcd was skipped as below, TASK [openshift_control_plane : Establish the default bootstrap kubeconfig for masters] ** changed: [host-10-1-241-74] => (item=/etc/origin/node/bootstrap.kubeconfig) changed:

when delete deployment via rest api, corresponding rs and pod not deleted

Hi, By calling rest api to delete deployment, deployment was deleted successfully, however, corresponding replica set and pods were not deleted. How could I delete deployment via rest api? -- Thanks Jared Interested in big data, cloud computing ___

Could supplemental Groups be used for ceph rbd?

Hi, I setup ceph rbd with openshift origin 3.6. I read document about ceph volume and volume security. https://docs.okd.io/3.6/install_config/persistent_storage/pod_security_context.html#supplemental-groups

Re: master api failed to connect to etcd when installing open shift-enterprise 3.11

On Sep 25, 2019, at 10:34 PM, Yu Wei mailto:yu20...@hotmail.com>> wrote: I searched the document and I didn’t find such inventory variable. Output as below, [root@buzz1 openshift-ansible]# hostname -f buzz1.center1.com<http://buzz1.center1.com/> [root@buzz1 openshift-ansible]# host

Re: Pods stuck on 'ContainerCreating' when redhat/openshift-ovs-multitenant enabled

p calico root 88872 87388 0 23:15 ?00:00:00 /opt/cni/bin/calico root 88975 74601 0 23:15 pts/000:00:00 grep --color=auto calico [root@buzz1 openshift-ansible]# It seemed that calico is extra here. Then using the same inventory file, OCP 3.11 could be deployed on a clean VM

Re: Pods stuck on 'ContainerCreating' when redhat/openshift-ovs-multitenant enabled

16, 2019, at 1:09 AM, Dan Williams mailto:d...@redhat.com>> wrote: On Tue, 2019-10-15 at 06:18 +0000, Yu Wei wrote: I found the root cause for this issue. In my machine, I firstly deployed cop with calico. It works well. Then run uninstall playbook and reinstall with sdn openshift-ovs- multi

master api failed to connect to etcd when installing open shift-enterprise 3.11

Hi, I tried to install openshift enterprise 3.11 on one single node with two NICs. Etcd and master-controller started and master-api failed to start due to connection to etcd refused. Log from master-api container as below, I0924 22:58:20.297828 1 plugins.go:84] Registered admission plugin

Re: master api failed to connect to etcd when installing open shift-enterprise 3.11

0.0/16 dev docker0 proto kernel scope link src 172.17.0.1 On Sep 25, 2019, at 6:57 PM, Toni Schmidbauer mailto:toni+openshift-us...@stderr.at>> wrote: Yu Wei mailto:yu20...@hotmail.com>> writes: Toni, thanks for your help. Yes, 9.30.x.x is the default route of VM as it’s external IP.

Re: master api failed to connect to etcd when installing open shift-enterprise 3.11

PM, Toni Schmidbauer > wrote: > > > Yu Wei writes: >> F0924 22:58:50.301065 1 start_api.go:68] dial tcp 172.16.211.60:2379: >> connect: connection refused > > the api tries to contact etcd on 172.16.211.60:2379 but > >> 2019-09-24 20:34:26

Pods stuck on 'ContainerCreating' when redhat/openshift-ovs-multitenant enabled

Hi, I tried to install OCP 3.11 with following variables set. openshift_use_openshift_sdn=true os_sdn_network_plugin_name='redhat/openshift-ovs-multitenant’ Some pods stuck on ‘ContainerCreating’. [root@buzz1 openshift-ansible]# oc get pods --all-namespaces NAMESPACE NAME