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authorKrzysztof Opasiak <k.opasiak@samsung.com>2021-04-01 06:37:50 +0000
committerGerrit Code Review <gerrit@onap.org>2021-04-01 06:37:50 +0000
commit94b5be41218a2d6be673dffd5fef938bfd995970 (patch)
treef31a507332e7a080b432f01e366d155311b1cc93
parentfc84d43852eedf6ce97a9d51c596058910035e41 (diff)
parent060a51c20ecb084c269c415044987a6fb9b84b45 (diff)
Merge "[DOC] Update user guide doc"
-rw-r--r--docs/oom_user_guide.rst115
1 files changed, 89 insertions, 26 deletions
diff --git a/docs/oom_user_guide.rst b/docs/oom_user_guide.rst
index df9c8413cc..02f5c483b5 100644
--- a/docs/oom_user_guide.rst
+++ b/docs/oom_user_guide.rst
@@ -64,7 +64,7 @@ Enter the following to install kubectl (on Ubuntu, there are slight differences
on other O/Ss), the Kubernetes command line interface used to manage a
Kubernetes cluster::
- > curl -LO https://storage.googleapis.com/kubernetes-release/release/v1.8.10/bin/linux/amd64/kubectl
+ > curl -LO https://storage.googleapis.com/kubernetes-release/release/v1.15.11/bin/linux/amd64/kubectl
> chmod +x ./kubectl
> sudo mv ./kubectl /usr/local/bin/kubectl
> mkdir ~/.kube
@@ -76,7 +76,7 @@ Verify that the Kubernetes config is correct::
> kubectl get pods --all-namespaces
-At this point you should see six Kubernetes pods running.
+At this point you should see Kubernetes pods running.
Install Helm
~~~~~~~~~~~~
@@ -160,34 +160,37 @@ system, and looks for matches::
In any case, setup of the Helm repository is a one time activity.
-Next, install Helm Plugins required to deploy the ONAP Casablanca release::
+Next, install Helm Plugins required to deploy the ONAP release::
> cp -R ~/oom/kubernetes/helm/plugins/ ~/.local/share/helm/plugins
Once the repo is setup, installation of ONAP can be done with a single
command::
- > helm deploy development local/onap --namespace onap
+ > helm deploy development local/onap --namespace onap --set global.masterPassword=password
This will install ONAP from a local repository in a 'development' Helm release.
As described below, to override the default configuration values provided by
OOM, an environment file can be provided on the command line as follows::
- > helm deploy development local/onap --namespace onap -f overrides.yaml
+
+
+ > helm deploy development local/onap --namespace onap -f overrides.yaml --set global.masterPassword=password
+
+.. note::
+ Refer the Configure_ section on how to update overrides.yaml and values.yaml
To get a summary of the status of all of the pods (containers) running in your
deployment::
- > kubectl get pods --all-namespaces -o=wide
+ > kubectl get pods --namespace onap -o=wide
.. note::
The Kubernetes namespace concept allows for multiple instances of a component
(such as all of ONAP) to co-exist with other components in the same
Kubernetes cluster by isolating them entirely. Namespaces share only the
hosts that form the cluster thus providing isolation between production and
- development systems as an example. The OOM deployment of ONAP in Beijing is
- now done within a single Kubernetes namespace where in Amsterdam a namespace
- was created for each of the ONAP components.
+ development systems as an example.
.. note::
The Helm `--name` option refers to a release name and not a Kubernetes namespace.
@@ -196,7 +199,11 @@ deployment::
To install a specific version of a single ONAP component (`so` in this example)
with the given release name enter::
- > helm deploy so onap/so --version 3.0.1
+ > helm deploy so onap/so --version 8.0.0 --set global.masterPassword=password --set global.flavor=unlimited --namespace onap
+
+.. note::
+ The dependent components should be installed for component being installed
+
To display details of a specific resource or group of resources type::
@@ -302,7 +309,7 @@ value for the vnfDeployment/openstack/oam_network_cidr key as shown below.
To deploy ONAP with this environment file, enter::
- > helm deploy local/onap -n onap -f environments/onap-production.yaml
+ > helm deploy local/onap -n onap -f onap/resources/environments/onap-production.yaml --set global.masterPassword=password
.. include:: environments_onap_demo.yaml
:code: yaml
@@ -320,17 +327,17 @@ file:
dependencies:
<...>
- name: so
- version: ~2.0.0
+ version: ~8.0.0
repository: '@local'
condition: so.enabled
<...>
-The ~ operator in the `so` version value indicates that the latest "2.X.X"
+The ~ operator in the `so` version value indicates that the latest "8.X.X"
version of `so` shall be used thus allowing the chart to allow for minor
-upgrades that don't impact the so API; hence, version 2.0.1 will be installed
+upgrades that don't impact the so API; hence, version 8.0.1 will be installed
in this case.
-The onap/resources/environment/onap-dev.yaml (see the excerpt below) enables
+The onap/resources/environment/dev.yaml (see the excerpt below) enables
for fine grained control on what components are included as part of this
deployment. By changing this `so` line to `enabled: false` the `so` component
will not be deployed. If this change is part of an upgrade the existing `so`
@@ -485,6 +492,9 @@ have been created - a sample from the ONAP Integration labs follows:
To see the real-time health of a deployment go to: ``http://<kubernetes IP>:30270/ui/``
where a GUI much like the following will be found:
+.. note::
+ If Consul GUI is not accessible, you can refer this
+ `kubectl port-forward <https://kubernetes.io/docs/tasks/access-application-cluster/port-forward-access-application-cluster/>`_ method to access an application
.. figure:: oomLogoV2-Heal.png
:align: right
@@ -536,7 +546,49 @@ component. Here is an excerpt that shows this parameter:
In order to change the size of a cluster, an operator could use a helm upgrade
(described in detail in the next section) as follows::
- > helm upgrade --set replicaCount=3 onap/so/mariadb
+ > helm upgrade [RELEASE] [CHART] [flags]
+
+The RELEASE argument can be obtained from the following command::
+
+ > helm list
+
+Below is the example for the same::
+
+ > helm list
+ NAME REVISION UPDATED STATUS CHART APP VERSION NAMESPACE
+ dev 1 Wed Oct 14 13:49:52 2020 DEPLOYED onap-8.0.0 Honolulu onap
+ dev-cassandra 5 Thu Oct 15 14:45:34 2020 DEPLOYED cassandra-8.0.0 onap
+ dev-contrib 1 Wed Oct 14 13:52:53 2020 DEPLOYED contrib-8.0.0 onap
+ dev-mariadb-galera 1 Wed Oct 14 13:55:56 2020 DEPLOYED mariadb-galera-8.0.0 onap
+
+Here the Name column shows the RELEASE NAME, In our case we want to try the
+scale operation on cassandra, thus the RELEASE NAME would be dev-cassandra.
+
+Now we need to obtain the chart name for casssandra. Use the below
+command to get the chart name::
+
+ > helm search cassandra
+
+Below is the example for the same::
+
+ > helm search cassandra
+ NAME CHART VERSION APP VERSION DESCRIPTION
+ local/cassandra 8.0.0 ONAP cassandra
+ local/portal-cassandra 8.0.0 Portal cassandra
+ local/aaf-cass 8.0.0 ONAP AAF cassandra
+ local/sdc-cs 8.0.0 ONAP Service Design and Creation Cassandra
+
+Here the Name column shows the chart name. As we want to try the scale
+operation for cassandra, thus the correponding chart name is local/cassandra
+
+
+Now we have both the command's arguments, thus we can perform the
+scale opeartion for cassandra as follows::
+
+ > helm upgrade dev-cassandra local/cassandra --set replicaCount=3
+
+Using this command we can scale up or scale down the cassadra db instances.
+
The ONAP components use Kubernetes provided facilities to build clustered,
highly available systems including: Services_ with load-balancers, ReplicaSet_,
@@ -586,7 +638,7 @@ Prior to doing an upgrade, determine of the status of the deployed charts::
> helm list
NAME REVISION UPDATED STATUS CHART NAMESPACE
- so 1 Mon Feb 5 10:05:22 2018 DEPLOYED so-2.0.1 default
+ so 1 Mon Feb 5 10:05:22 2020 DEPLOYED so-8.0.0 onap
When upgrading a cluster a parameter controls the minimum size of the cluster
during the upgrade while another parameter controls the maximum number of nodes
@@ -609,21 +661,21 @@ sequence of events described in the previous paragraph would be initiated.
For example, to upgrade a container by changing configuration, specifically an
environment value::
- > helm deploy onap onap/so --version 2.0.1 --set enableDebug=true
+ > helm upgrade so onap/so --version 8.0.1 --set enableDebug=true
Issuing this command will result in the appropriate container being stopped by
Kubernetes and replaced with a new container with the new environment value.
To upgrade a component to a new version with a new configuration file enter::
- > helm deploy onap onap/so --version 2.0.2 -f environments/demo.yaml
+ > helm upgrade so onap/so --version 8.0.1 -f environments/demo.yaml
To fetch release history enter::
> helm history so
REVISION UPDATED STATUS CHART DESCRIPTION
- 1 Mon Feb 5 10:05:22 2018 SUPERSEDED so-2.0.1 Install complete
- 2 Mon Feb 5 10:10:55 2018 DEPLOYED so-2.0.2 Upgrade complete
+ 1 Mon Feb 5 10:05:22 2020 SUPERSEDED so-8.0.0 Install complete
+ 2 Mon Feb 5 10:10:55 2020 DEPLOYED so-8.0.1 Upgrade complete
Unfortunately, not all upgrades are successful. In recognition of this the
lineup of pods within an ONAP deployment is tagged such that an administrator
@@ -645,9 +697,9 @@ For example, to roll-back back to previous system revision enter::
> helm history so
REVISION UPDATED STATUS CHART DESCRIPTION
- 1 Mon Feb 5 10:05:22 2018 SUPERSEDED so-2.0.1 Install complete
- 2 Mon Feb 5 10:10:55 2018 SUPERSEDED so-2.0.2 Upgrade complete
- 3 Mon Feb 5 10:14:32 2018 DEPLOYED so-2.0.1 Rollback to 1
+ 1 Mon Feb 5 10:05:22 2020 SUPERSEDED so-8.0.0 Install complete
+ 2 Mon Feb 5 10:10:55 2020 SUPERSEDED so-8.0.1 Upgrade complete
+ 3 Mon Feb 5 10:14:32 2020 DEPLOYED so-8.0.0 Rollback to 1
.. note::
@@ -706,8 +758,8 @@ Delete
Existing deployments can be partially or fully removed once they are no longer
needed. To minimize errors it is recommended that before deleting components
from a running deployment the operator perform a 'dry-run' to display exactly
-what will happen with a given command prior to actually deleting anything. For
-example::
+what will happen with a given command prior to actually deleting anything.
+For example::
> helm undeploy onap --dry-run
@@ -717,6 +769,17 @@ To completely delete a release and remove it from the internal store enter::
> helm undeploy onap
+Once complete undeploy is done then delete the namespace as well
+using following command::
+
+ > kubectl delete namespace <name of namespace>
+
+.. note::
+ You need to provide the namespace name which you used during deployment,
+ below is the example::
+
+ > kubectl delete namespace onap
+
One can also remove individual components from a deployment by changing the
ONAP configuration values. For example, to remove `so` from a running
deployment enter::