X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=docs%2Foom_setup_kubernetes_rancher.rst;h=428fa59a4e2e52efdea2e353ab06764a115c44a2;hb=refs%2Fchanges%2F80%2F110480%2F1;hp=f703c068b3de062a93330b0e0fbddd48337b64fa;hpb=2edc638d7350677bd163ffbb468b575fee1dc07c;p=oom.git diff --git a/docs/oom_setup_kubernetes_rancher.rst b/docs/oom_setup_kubernetes_rancher.rst index f703c068b3..428fa59a4e 100644 --- a/docs/oom_setup_kubernetes_rancher.rst +++ b/docs/oom_setup_kubernetes_rancher.rst @@ -69,6 +69,42 @@ Example:: > chmod 600 ~/.ssh/onap-key +Create Network +============== + +An internal network is required in order to deploy our VMs that will host +Kubernetes. + +.. image:: images/network/network_1.png + +.. image:: images/network/network_2.png + +.. image:: images/network/network_3.png + +.. Note:: + It's better to have one network per deployment and obviously the name of this + network should be unique. + +Now we need to create a router to attach this network to outside: + +.. image:: images/network/network_4.png + +Create Security Group +===================== + +A specific security group is also required + +.. image:: images/sg/sg_1.png + +then click on `manage rules` of the newly created security group. +And finally click on `Add Rule` and create the following one: + +.. image:: images/sg/sg_2.png + +.. Note:: + the security is clearly not good here and the right SG will be proposed in a + future version + Create Kubernetes Control Plane VMs =================================== @@ -96,11 +132,15 @@ The recommended flavor is at least 4 vCPU and 8GB ram. Networking ---------- +Use the created network: + .. image:: images/cp_vms/control_plane_4.png Security Groups --------------- +Use the created security group: + .. image:: images/cp_vms/control_plane_5.png Key Pair @@ -112,7 +152,7 @@ Assign the key pair that was created/selected previously (e.g. onap_key). Apply customization script for Control Plane VMs ------------------------------------------------ -Click :download:`openstack-k8s-controlnode.sh ` +Click :download:`openstack-k8s-controlnode.sh ` to download the script. .. literalinclude:: openstack-k8s-controlnode.sh @@ -140,10 +180,10 @@ Highly-Available Kubernetes Workers. ONAP workloads will only be scheduled on th Launch new VM instances ----------------------- -The number and size of Worker VMs is depenedent on the size of the ONAP deployment. -By default, all ONAP applications are deployed. It's possible to customize the deployment +The number and size of Worker VMs is depenedent on the size of the ONAP deployment. +By default, all ONAP applications are deployed. It's possible to customize the deployment and enable a subset of the ONAP applications. For the purpose of this guide, however, -we will deploy 12 Kubernetes Workers that have been sized to handle the entire ONAP +we will deploy 12 Kubernetes Workers that have been sized to handle the entire ONAP application workload. .. image:: images/wk_vms/worker_1.png @@ -227,16 +267,12 @@ Configure Rancher Kubernetes Engine (RKE) Install RKE ----------- Download and install RKE on a VM, desktop or laptop. -Binaries can be found here for Linux and Mac: https://github.com/rancher/rke/releases/tag/v0.2.1 +Binaries can be found here for Linux and Mac: https://github.com/rancher/rke/releases/tag/v1.0.6 RKE requires a *cluster.yml* as input. An example file is show below that describes a Kubernetes cluster that will be mapped onto the OpenStack VMs created earlier in this guide. -Example: **cluster.yml** - -.. image:: images/rke/rke_1.png - Click :download:`cluster.yml ` to download the configuration file. @@ -301,8 +337,14 @@ Install Kubectl Download and install kubectl. Binaries can be found here for Linux and Mac: -https://storage.googleapis.com/kubernetes-release/release/v1.15.2/bin/linux/amd64/kubectl -https://storage.googleapis.com/kubernetes-release/release/v1.15.2/bin/darwin/amd64/kubectl +https://storage.googleapis.com/kubernetes-release/release/v1.15.11/bin/linux/amd64/kubectl +https://storage.googleapis.com/kubernetes-release/release/v1.15.11/bin/darwin/amd64/kubectl + +You only need to install kubectl where you'll launch kubernetes command. This +can be any machines of the kubernetes cluster or a machine that has IP access +to the APIs. +Usually, we use the first controller as it has also access to internal +Kubernetes services, which can be convenient. Validate deployment ------------------- @@ -342,9 +384,9 @@ Install Helm Example Helm client install on Linux:: - > wget http://storage.googleapis.com/kubernetes-helm/helm-v2.14.2-linux-amd64.tar.gz + > wget https://get.helm.sh/helm-v2.16.6-linux-amd64.tar.gz - > tar -zxvf helm-v2.14.2-linux-amd64.tar.gz + > tar -zxvf helm-v2.16.6-linux-amd64.tar.gz > sudo mv linux-amd64/helm /usr/local/bin/helm @@ -412,7 +454,7 @@ Apply customization script for NFS Server VM Click :download:`openstack-nfs-server.sh ` to download the script. -.. literalinclude:: openstack-k8s-workernode.sh +.. literalinclude:: openstack-nfs-server.sh :language: bash This customization script will: