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Fix kubectl commands in technical FAQ for Helm HA

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This commit is contained in:
Sebastiaan van Steenis
2018-11-07 22:03:03 +01:00
committed by Denise
parent 8e8d0e60d0
commit 61c3f2b16c
1 changed files with 39 additions and 5 deletions
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content/rancher/v2.x/en/faq/technical/_index.md
+39 -5
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@@ -12,7 +12,15 @@ New password for default admin user (user-xxxxx):
<new_password>
```
High Availability install:
High Availability install (Helm):
```
$ KUBECONFIG=./kube_config_rancher-cluster.yml
$ kubectl --kubeconfig $KUBECONFIG -n cattle-system exec $(kubectl --kubeconfig $KUBECONFIG -n cattle-system get pods -l app=rancher | grep '1/1' | head -1 | awk '{ print $1 }') -- reset-password
New password for default admin user (user-xxxxx):
<new_password>
```
High Availability install (RKE add-on):
```
$ KUBECONFIG=./kube_config_rancher-cluster.yml
$ kubectl --kubeconfig $KUBECONFIG exec -n cattle-system $(kubectl --kubeconfig $KUBECONFIG get pods -n cattle-system -o json | jq -r '.items[] | select(.spec.containers[].name=="cattle-server") | .metadata.name') -- reset-password
@@ -20,6 +28,7 @@ New password for default admin user (user-xxxxx):
<new_password>
```
### I deleted/deactivated the last admin, how can I fix it?
Single node install:
```
@@ -29,7 +38,15 @@ New password for default admin user (user-xxxxx):
<new_password>
```
High Availability install:
High Availability install (Helm):
```
$ KUBECONFIG=./kube_config_rancher-cluster.yml
$ kubectl --kubeconfig $KUBECONFIG -n cattle-system exec $(kubectl --kubeconfig $KUBECONFIG -n cattle-system get pods -l app=rancher | grep '1/1' | head -1 | awk '{ print $1 }') -- ensure-default-admin
New password for default admin user (user-xxxxx):
<new_password>
```
High Availability install (RKE add-on):
```
$ KUBECONFIG=./kube_config_rancher-cluster.yml
$ kubectl --kubeconfig $KUBECONFIG exec -n cattle-system $(kubectl --kubeconfig $KUBECONFIG get pods -n cattle-system -o json | jq -r '.items[] | select(.spec.containers[].name=="cattle-server") | .metadata.name') -- ensure-default-admin
@@ -37,7 +54,6 @@ New password for default admin user (user-xxxxx):
<new_password>
```
### How can I enable debug logging?
* Single node install
@@ -54,8 +70,27 @@ $ docker exec -ti <container_id> loglevel --set info
OK
```
* High Availability install (Helm)
* Enable
```
$ KUBECONFIG=./kube_config_rancher-cluster.yml
$ kubectl --kubeconfig $KUBECONFIG -n cattle-system get pods -l app=rancher | grep '1/1' | awk '{ print $1 }' | xargs -I{} kubectl --kubeconfig $KUBECONFIG -n cattle-system exec {} -- loglevel --set debug
OK
OK
OK
$ kubectl --kubeconfig $KUBECONFIG -n cattle-system logs -l app=rancher
```
* High Availability install
* Disable
```
$ KUBECONFIG=./kube_config_rancher-cluster.yml
$ kubectl --kubeconfig $KUBECONFIG -n cattle-system get pods -l app=rancher | grep '1/1' | awk '{ print $1 }' | xargs -I{} kubectl --kubeconfig $KUBECONFIG -n cattle-system exec {} -- loglevel --set info
OK
OK
OK
```
* High Availability install (RKE add-on)
* Enable
```
$ KUBECONFIG=./kube_config_rancher-cluster.yml
@@ -71,7 +106,6 @@ $ kubectl --kubeconfig $KUBECONFIG exec -n cattle-system $(kubectl --kubeconfig
OK
```
### My ClusterIP does not respond to ping
ClusterIP is a virtual IP, which will not respond to ping. Best way to test if the ClusterIP is configured correctly, is by using `curl` to access the IP and port to see if it responds.