OpenShift Runtime: Difference between revisions
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==atomic-openshift-node== | ==atomic-openshift-node== | ||
Purpose: it manages access to the cluster-wide SDN | Purpose: it manages access to the cluster-wide [[OpenShift Concepts#SDN|SDN]] | ||
==Units and Processes== | ==Units and Processes== | ||
Revision as of 20:02, 17 May 2017
Internal
Master Node
The master node runs, in order, these services:
etcd
Unit: etcd.service
Unit File: /usr/lib/systemd/system/etcd.service
Working Directory: /var/lib/etcd/
Configuration File: /etc/etcd/etcd.conf
Process:
/usr/bin/etcd --name=master1.rdu20.internal --data-dir=/var/lib/etcd/ --listen-client-urls=https://192.199.0.199:2379
atomic-openshift-master-api
Unit: atomic-openshift-master-api.service
After:
Unit File: /usr/lib/systemd/system/atomic-openshift-master-api.service
Working Directory: /var/lib/etcd/
Configuration File: /etc/etcd/etcd.conf
Process:
/usr/bin/etcd --name=master1.rdu20.internal --data-dir=/var/lib/etcd/ --listen-client-urls=https://192.199.0.199:2379
atomic-openshift-master-controller
atomic-openshift-node
Purpose: it manages access to the cluster-wide SDN
Units and Processes
Master Controller
Process:
/usr/bin/openshift start master controllers --config=/etc/origin/master/master-config.yaml --loglevel=2 --listen=https://0.0.0.0:8444
Unit:
atomic-openshift-master-api.service
File location:
/usr/lib/systemd/system/atomic-openshift-node.service /usr/lib/systemd/system/atomic-openshift-master-api.service /usr/lib/systemd/system/atomic-openshift-master.service /usr/lib/systemd/system/atomic-openshift-master-controllers.service /usr/lib/systemd/system/atomic-openshift-node.service.d
Master API Process
/usr/bin/openshift start master api --config=/etc/origin/master/master-config.yaml --loglevel=2 --listen=https://0.0.0.0:443 --master=https://master1.rdu20.internal
Node Process
/usr/bin/openshift start node --config=/etc/origin/node/node-config.yaml --loglevel=2
etcd
/usr/bin/etcd --name=master1.rdu20.internal --data-dir=/var/lib/etcd/ --listen-client-urls=https://192.199.0.199:2379
Units
- atomic-openshift-master-api.service
- atomic-openshift-master-controllers.service
- atomic-openshift-node.service
- openvswitch.service
- etcd.service