Oc get pods filter by label. file1>,<my-data.

Oc get pods filter by label Procedure. Selectors can be used in a variety of ways, such as to select the Pods that a Service should expose, or to select the Pods that a As mentioned here already there is no easy and straightforward way of filtering this. kubectl get pods -l app=rabbit You will get all pods that related this service. getenv("HOSTNAME"). Something to get below output. All you have to do is grant sufficient privileges to the pods that allow for reading the metadata from the Kubernetes REST API endpoint. A ReplicaSet is defined with fields, including a selector that specifies how to identify Pods it can acquire, a number of replicas indicating how many Pods it should be maintaining, and a pod template specifying the data of new Pods it should create to meet the number of replicas criteria. – NeverMore We can see pods jenkins-1-deploy and mynew-app-1-build are already instructed to delete but still hanging in Terminating state. blndev blndev. phase=Running. Grant viewer role to service accounts kubectl get pods --field-selector 'metadata. Is there a way to output just the Events of the pod either using kubectl describe or kubectl get commands?. com Ready master 7h v1. kubectl get pods -l service=usercontent or something like this. To It would be great to just have oc get pods --all-namespaces just work on projects the user -ci-robot added the lifecycle/stale Denotes an issue or PR has remained open with no activity and has become stale. oc get configmap. 121 <none> 12345/TCP 114d To fetch pods with a specific label: kubectl get pods -l env=prod. kubectl get deploy -o json | jq '. Running Containers in POD/Total Containers in POD. How can I join kube_pod_info & kube_pod_labels to apply label filter When I run kubectl -n abc-namespace describe pod my-pod-zl6m6, I get a lot of information about the pod along with the Events in the end. Red Hat OpenShift Container Platform (OCP) 4. kubectl get deployment deploymentname -o=jsonpath='{$. You must choose the selector (label query) to filter on. So, let’s try the first method by deleting the pod forcefully. 209 104. Something like -l $ Kubectl get pods -l environment=production,tier=frontend kubernetes; kubernetes-dashboard; Share. As already explained in the previous you can use the labels if the pods shares any. kube_pod_info{namespace="test"}---> Filters pods by namespace test. You have two options to read this pod label from within the container: via environment variables as explained Expose Pod Information to Containers Through Environment Variables ; via files as explained in Expose Pod Information to Container Though A solution to retrieve all containers running in a pod is to run kubectl get pods POD_NAME_HERE -o jsonpath={. Menu. kubectl get po -l app=myapp -o=json | jq '[. As an administrator, you can perform a number of tasks to make your clusters more efficient. For illustration: apiVersion: v1 kind: Service metadata: name: generator-agent-service-1 labels: app: agent-service spec: type: NodePort ports: - port: 8085 protocol: TCP selector: statefulset. In general I use awk and xargs together to delete the resources. Once a node is available and all pods are back in ready state This should work (replacing up with the metric you mention):. Not a command-line If you are not familiar with the oc command, refer to OpenShift - Getting Started with the oc command. name,TaintKey:. Commented Oct 23, How to find supported values of fields in pod spec. I tried using kubectl get events --field-selector Start by playing with oc get pods --sort-by=. txt However, i am unable to use wildcards e. 148. Copy link cfergeau commented Apr 26, 2021. watch oc get pods. 6 The kubectl get command is used to list resources in Kubernetes. The oc config view or oc get apiserver commands can be used to display the API Server URL (api. If the pod has only one container, the container name is optional. You can display a Hello @khokha !. So you can get the ID of a container by sudo docker ps -a -q --no-trunc --filter="name=k8s_<service-name>_<pod-name>_<namespace>". | {pod: . That is pretty much enough to identify a container by service name, pod name and it namespace. 164. json" oc annotate -f pod. Follow asked Apr 20, 2016 at 11:09. 1. To list down pods for a particular namespace kubectl get pod -n YOUR_NAMESPACE -o wide. 4+b626c2fe1 node2. label_values(up{service=~"abc. The above command list the deployment names. You will have to provide some examples of what is and isn't working for you. Improve this answer. 8. kubectl logs [-f] [-p] (POD | TYPE/NAME) [-c CONTAINER] Examples # Return snapshot logs from pod nginx with only one container kubectl logs nginx # Return snapshot logs from pod nginx, prefixing each line with the source I just want to filter free nodes use kubetl (if possible). In this blog post, we discussed how to use the `kubectl get pods –sort-by age descending` command to sort pods by their age in descending order. #Gather information of a pod deployment with more details. 19. via a browser URL). json description = 'my frontend' # Update pod 'foo' with the annotation 'description' and I have also another question, how to filter all pods which with label like "labels": { "app": "tas-core" } ? kubernetes; Share. Skip to content. which does not tell us if there is an issue processing the labels or if there are actually no labels: $ oc get pods -o go-template-file=podlist. In Java (which I'm using) you can also get the hostname (and thus the name of the pod) by calling System. App3-something 1/1 completed 570 2d kubectl get pod --field-selector=status. key,TaintValue:. The * character is used to indicate the current project being used. The labels specified in the template are applied to every object that is generated from the template. Prints a table of the most important information about the specified resources. However, you can use the -l flag to use a selector (label query) to filter on. name | cut -d ". Keeping them around allows you to still view the logs of completed pods to check for errors, warnings, or other diagnostic output. When the nodes are ready and available, verify that the label is added to the nodes by using the oc get command: $ oc get nodes -l <key An equality-based requirement will match the specified label and filter the resources. you can get the label from your deployment and filter all deployments using that label and get the pods list thereafter using script shown above. On most kubectl command we will find the selector option for filtering pods based on it's labels. Not supported by kubectl or the kube-apiserver as of this writing (AFAIK), but a workaround would be: $ kubectl get pods --sort-by=. 6? Environment. This allows you to filter pods based on multiple values for a label. AWS Consulting; Managed Kubernetes Service We can also use the label selector to filter the required pods. For openshift you do not need to provide any namespace if you just want to access resource in your current project so you can just remove the "-n namespace" from the commands like. 2 min read | by Jordi Prats. Commented May 22, 2020 at 5:51. By specifying the output as 'template' and Set-based label requirements allow filtering keys according to a set of values. If present but empty, this selector selects all namespaces. You can display usage statistics about pods, which provide the Run the following command to view the usage statistics for pods with labels: $ oc adm top pod --selector = '' You must choose the selector (label query) to filter on. annotations}' For oc get pods --sort-by=. metadata|select(. For example, in the case of 1/2, it means:. Here, I want to include filter based on labels as well. Query. In addition to the original JSONPath template syntax, the following functions and syntax are valid: Use double quotes to quote text The easiest solution is probably using jq. Viewing resource logs. In this example, the events for mypod001 will be displayed. You can delete by label by issuing kubectl delete -l mylabel=value. With node selectors, OpenShift Container Platform schedules the pods on nodes that contain matching labels. 20. oc get resourcequota. 1) on the dashboard to filter by label. Status or CPU. Logs read from the tail, or end, of the log. items[-1:]. Edit:. That's how a deployment manages its pods. I want to get all the pods with this label. If the desired resource type is namespaced you will only see results in the current namespace if you don't specify any namespace. Follow answered Sep 20, 2020 at 13:06. 30. The command with wildcards does not give any errors but doesn't delete any files. Groovy has this very nice JsonSlurper library that made the reading and filtering really easy. it is kind of easier. Supports =, ==, and !=. phase=Running is needed as the question mention all the running pod names. job1 Running. spec. If you would use command $ kubectl get events -o json you would get output similar to: This happens because Go templates pass through whitespace without filtering it; it is left up to the Go template writer to remove that whitespace. kubectl delete pods -l app=my-app This is an extension to the question here - how can I get the list pods running on nodes with a certain label? I am trying to find the pods in a specific zone (failure-domain. yaml. For example:! partition My@Pc:~$ kubectl get pods --show-labels | awk '$6 !~/app/ {print ;}' NAME READY STATUS RESTARTS AGE LABELS My@Pc:~$ kubectl get pods --show-labels kubectl get pods -o wide | grep <node> | awk {'print $1'} | xargs -n1 command kubectl top pods --no-headers kubectl get pods -o wide: display pods with their associated node information; grep <node>: let you filter pod located on a specific node; awk {'print $1'}: print the first column (name of the pods) xargs -n1 command kubectl top pods --no It gets podname of pods which has label module=ddvv-script. NewForConfigOrDie(config) // create a temp list for storage var podslic Dynatrace automatically detects all labels attached to pods at application deployment time. The selector option can help us to select a subset of pods with kubectl. 2. Ask Question Asked 2 years, I need to use pod instead: Label(“pod”) – Julie. The oc describe pod/<pod name> command can be used to display the pod events. oc get pod -l labelname=value I'd like to do a kubectl get pods and filter where the pod is in a status of ImagePullBackOff. Via oc describe pod I can find the digest of the image and if I have it my local Docker I can use docker inspect to see the labels. 6. "stork oc get pods | awk '/^podB/{system("oc delete pod " $1)}' Anyway i would recommend using the method provided by Dashrath Mundkar. Commented Jun 21, 2022 at 18:48 @Julie you should to accept answer – Jan Garaj. Commented Apr 1, 2020 at 19:35. 3. 199. image}' return image even if current rollout is unsuccessful. ; How I can get all pods running on a specific node on OpenShift Container Platform 4. If a pod is deleted it gets filters (bool) false: A comma separated list of field names (relationship only fields) to be passed as the ‘fields’ parameter to filters(). 13. Update the annotations on a resource. You can use --all-namespaces flag to get pods. kubectl label pod my-pod new-label=awesome # Add a Label kubectl label pod my-pod new-label=awesomer --overwrite # Change a existing label I was hoping there would be an equivalent method via the go-client? oc get pods . Kubernetes sort pods by age. One of the deployments has a specific label (my-label=yes). 200 146. For example for the label or selector app=http-svc you can do something like that this and avoid using grep and listing all the pods (this becomes useful as your number of pods becomes very large). Also the date when I retrieve this information. However, I cannot find a way to get this specific information. But I need the info for an image that I may not have locally. if you use something like WITH p, FILTER(node in NODES(p) WHERE (node:Street)) as streets. kubectl get pods -o wide --namespace=machines | sed -n '1!p' | sort -k7 Also, you should be able to do this by --sort-by option in kubectl: kubectl get pods --all-namespaces -o wide --sort-by=. When you are able to see the logs from desired Pods/Containers it is time to use How to find Pods by label¶. 20. 3. Discover the step-by-step process of creating PODs with labels using Kubectl and YAML on our website. A node contains one or more pods, and each pod contains one or more containers. I have a label filter to get only the specific pod I want to, but the first pod that will shown up is the oldest one. ownerReferences. Running oc adm manage-node --list-pods is with openshift-clients 3. job2 Completed. json || oc get Pod -o json --all-namespaces | jq 'del(. Though cryptic my quest for a list of supported fields for the label selector has finally yielded some results – Wouter van Vliet. kubectl get pods --sort-by=. use the below It'd be great if oc get events could by default sort by lastTimestamp, it just makes more sense instead of having to type more oc get events --sort-by='. This is something you have to bear in mind. Commented Jun 21, 2022 at 18:49. No resource limits. Something like kubectl get pods -l mylabel=myvalue --all-namespaces – jordanm. The first step is, however, to determine which labels are available. beta. NAME READY STATUS RESTARTS AGE mypod001 1/1 Running 0 8d mypod002 1/1 Running 0 8d mypod003 1/1 Running 0 8d . Follow answered Jan 21, 2019 at 11:59. fileN> -n $ oc get pods -o wide. EMI Filter design (for failed conductive emission test) OpenShift commands to work with Pods. With that said, there are a couple of tricks you can rely on to filter your oc get output before you even have to pull in external tools (bonus points because this filtering occurs on the server before it even hits your local tools). phase=waiting and kubectl get pods --field-selec You can get help from kubectl logs -h and according the info, . sudo I know kubectl can be used to add labels, e. Follow answered Dec 3, 2018 at 18:20. This is the closest point I get: You can use a label selector to restrict the query to a set of resource objects. kubectl get pods --selector=module=ddvv-script --output=jsonpath={. Command for listing all the possible values you can put in the yaml. How to extract only status from the above result and store it in a variable using shell script. I'd like a quick one liner to clean up dead/terminate/failed pods in a namespace. You can use a label selector to restrict the query You can list all the nodes in your cluster to obtain information such as status, age, memory usage, and details about the nodes. but my namespaces does not list under labels or i did not understand the suggestion. # Update pod 'foo' with the To view the usage statistics: You must choose the selector (label query) to filter on. You can view the log for various resources in the OpenShift CLI (oc) and web console. For example: $ oc get pods --selector app=blog NAME READY STATUS RESTARTS AGE blog-1-vqj1x 1/1 Running 0 If you are trying to get the most recently created pod you can do the following. Run oc get -h for more examples. io/pod-index as explained in Ordinal Index and Pod index label. If i type kubectl get pod it displays the pod names which is having some random extra strings added with deployment names. Thanks for contributing Using kubectl get pods and greping for the name works but it does not show the services and other resources that got deployed when this helm chart is deployed. The oc get command allows you to display details about resource objects. json: test -f Here is the list for oc cli commands that is mostly used and can come handy for your exam preparation : You can download the pdf attached with this post at the bottom. Use this approach if you want to get image from successful/running pod. example. g *. 29) be achieved via the following command - Also note the labels. Thanks for reaching out ! Labels are key/value pairs that are attached to objects such as Pods, ReplicaSet, Deployments, Services, etc. oc get all. How can I get the youngest one (latest)? In Short: How to get the latest instantiated pod $ oc get nodes NAME STATUS ROLES AGE VERSION master. creationTimestamp. Kubernetes identifies the container by k8s_<service-name>_<pod-name>_<namespace>_<unknow-code>. Here you can find more about the tag and see usage examples. No, looping and filtering is the only way to locate pods using a specific PVC. phase=Failed -o=custom-columns=NAME I have namespace with few deployments. creationTimestamp -o jsonpath='{. io/zone) Skip to main content. Follow You can also use the `-l` flag to filter pods by label. Second task is to list all containers oc describe pod/NAME_OF_YOUR_POD. if you deployed an application, you usually set a label on the pods e. Follow edited May 11, 2018 at 5:25. Radek’s answer is spot on! To add a bit more clarity: In simple terms, the READY column indicates the number of running containers within a pod versus the total number of containers. can i use kubectl get nodes to get all free nodes. Home; Cloud Services & AIOps. containers[]. Here's a variant of the answer by dansl1982 above that will delete all pods with a particular label in all namespaces. 4. name}, however this command line does not provide the init containers. By using the native CLI you can use the custom column filter as part of the same single command for additional output customization: ready=$(oc get pods | awk '{print $2}' | tail -n +2) # prints 1/1 or 0/1 for each pod until [[ ${ready} == "1/1" ]] do echo "Waiting for pods to be ready. 0xmichalis assigned juanvallejo and #Monitor Pod status. Arghya Sadhu Arghya Kubectl get pods - How to filter pods by partial name. ch mylabel=myvalue # oc label pod mypod-34-g0f7k mylabel=myvalue. phase==Succeeded and pod name is App3-something How to parse the json to retrieve a field from output of . The docs of oc get dc --help are way too long to decipher for the occasional need. Then I can navigate the results, but have no way to filter based on data displayed e. annotations -n monitoring This Use saved searches to filter your results more quickly. 2. I have come this far to get me a list of all pods: Meanwhile I wrote me a Groovy-Script. Using this aproach, it is easier to delete the pods you are interested in, with e. template. Simple code that will go through pods in specific namespace, save pods with PVC to new list and print: You can use node selectors on pods and labels on nodes to control where the pod is scheduled. kubernetes. effect" and you have your own nice command to get all taints and your output should look something like below. juanvallejo assigned juanvallejo and and implements a working filter handler for pods. Clorichel Clorichel. oc get pods - Lists the pods in the current namespace oc get pods -A - Lists the pods from the cluster oc describe pod <podname> - Displays the details of the We are really getting into a regexp questions now! grep -E my-pod-[0-9]+ should filter out only those pods with numbers at the end. pod. krenger. kubectl get replicaset --all-namespaces If you want to limit the resulting columns, we can use the --0 custom-columns= parameter as below. The oc get pods command can be used to list the pods in the currently selected project / namespace. kubectl get pods -o json From the command line I need to obtain the system generated container name from a google cloud cluster Here, I have kube state metrics info in prometheus for kube_pod_info & kube_pod_labels. The selector parameter can take a dictionary of label names and values to filter by: Issue. $ oc get pods --selector app=training NAME READY STATUS RESTARTS AGE training-22-g67cv 1/1 Running 0 1h training-dc712ef4-d9b5-11e8-93ff 1/1 Running 0 1h By default a minimal set of fields will be displayed for any resource type. Labels are used to manage and organize generated objects, such as pods. lastTimestamp' Use saved searches to filter your results more quickly. 235 9000:32619/TCP 0d spark-master NodePort 10. For example to get all deployments where that particular annotation is not "true". Improve this question. oc get pods --show-all=false . metadata}][] | {name: . . 534 3 3 As an alternative, you can leverage both using a kubectl selector to query all pods with label app=myapp and jq to query and format the resulting json to get you the name and annotations for each of the pods. This field follows standard label selector semantics. If you are not familiar with the oc command, refer to OpenShift - Getting Started with the oc command. #1093. items. Label Selectors depend on labels to select a group of resources such as pods. Something like this should be returned. g. oc get service. oc get route. For example: $ kubectl wait --for=condition=ready pod -l app=netshoot pod/netshoot-58785d5fc7-xt6fg condition met Sometimes it get timed out after apply/rollout restart even thought kubectl get pods returns ready. +" with "misc", and we then sum by the "new_group" label. What does this tell us? It means the pod has two containers, but only one Kubectl supports JSONPath template. The pod index is exposed as via pod label app. Delete all pods and services matches patttern1 and pattern2 $ kubectl get pods -n mynamespace --no-headers=true | awk '/pattern1|pattern2/{print $1}'| xargs kubectl having lots of failed deploy pods or completed build pods is kinda messy when viewing pods with oc get pod or via the Pods tab in UIs - it can be hard to see the wood for the trees when you've, say, 6 different pods and lots of failed deploys or completed builds. Here is another way to do it: kubectl get pods -o=name --field-selector=status. I also The pod name is written to /etc/hostname so it's possible to read it from there. #show all resources. You can use the pods verified option, which returns an A record only if there exists a pod in same namespace with matching IP. Add a comment | Your Answer Reminder: Answers generated by artificial intelligence tools are not allowed on Stack Overflow. You may be able to get a more efficient query in 2. JSONPath template is composed of JSONPath expressions enclosed by curly braces {}. Follow It's not possible so far (v. ImageStream. oc get limitranges. items[]|select(. 3k 8 8 There is not way to do the filtering by annotation at the server side, but you can get the list of all pods or deployements and filter it locally, with clever use of -o=jsonpath or using jq which I find more intuitive. Synopsis Display one or many resources. openshift. containers[*]. name,"ANNOTATIONS":. When running kubectl get events, is there a way to filter by events without knowing the name of the pod?. The easiest way to sort the pods by age is by using the –sort-by flag along with the kubectl get pods command: $ kubectl get pods --sort-by=. You can use the --selector option to select Pods with a specific label: oc get pods --selector='Rel50' To view the pods in a project: Add the -o wide flags to view the pod IP address and the node where the pod is located. gotemplate POD: httpd-example-1-build NODE: worker $ kubectl create ns nswithlabels $ kubectl label namespace nswithlabels this=thing $ kubectl describe ns/nswithlabels Name: nswithlabels Labels: this=thing Annotations: <none> Status: Active No resource quota. oc get pods. Since they are terminated, they don’t show up with kubectl get pods, but they will show up with kubectl get pods -a. com Ready worker 7h v1. ListPodsE( t, k8soptions, filter, ) where the filter is initialized with a string labelSelector like this, In case you have several pods of the same service good chances that they are managed by some ReplicaSet with the use of some specific label. uid ). ~]# oc get service myService001 NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE myService001 ClusterIP 172. label Feb 9, 2018. Add the -o wide flags to view the pod IP address and the node You must choose the selector (label query) to filter on. Adding the parameter --show-labels will display the labels of the test -f all-Pod. Not sure if you can also use --template with some logic in it to filter. To see all OBJECT MESSAGE openshift-marketplace 142m Normal Scheduled pod/redhat-operators-6mnwr The oc get service command followed by the name of a service can be used to display an individual service. env) | del(. Name. pods, err := k8s. 11. 242. " How can I use the --output=custom-columns option for the the Kubernetes CLI (kubectl) to select array elements?. What you can do though, is to get a list of recently deleted pod names - up to 1 hour in the past unless you changed the ttl for kubernetes events - by running:. The reason for using a new label is the series would no longer be unique if we just overwrote the "group" label, and the sum wouldn't work. The supported operators are =, ==, !=. com in this Use saved searches to filter your results more quickly. txt to remove all . 1. This way, the OneAgent code modules can read these labels directly from the pod. This can now (kubernetes 1. You should see it if you run: kubectl get pods --show-labels Now for aggregating logs for instance you could use label selector like: kubectl logs I am trying to run remote commands on the openshift pods to delete some files in certain directory and the below command works: oc exec mypod -i -t -- rm -f /tmp/mydir/1. value,TaintEffect:. Hot Network Questions $ oc get pods -n openshift-console NAME READY STATUS RESTARTS AGE console-698d866b78-bnshf 1/1 Running 2 165m console-698d866b78-m87pm 1/1 Running 2 165m. 890 1 1 gold badge 15 15 silver badges 21 21 bronze badges. sample output for the command First find the pod: oc get pods. 21. Pod In addition, prefer to filter by label, rather than specifying pod id. You can filter the list using a label selector and the --selector flag. labels. The complete command would be kubectl get pod --all-namespaces -o wide, this will give all the details including node information. I suspect the reason is that ownerReferences is an When a Job completes, no more Pods are created, but the Pods are not deleted either. if we allow regex filter for field-selector and users submit a very generic regex then the cache will be bloated. nodeName' will return the node name. kubectl delete pod -n foo $(kubectl get pods -n foo --field-selector=status. phase=Running You can use the tag --custom-columns in kubectl command to get the nodeName:-o=custom-columns=<spec> Print a table using a comma separated list of custom columns. you can instead include the node name on the pods output, then filter against the node list: I would like to get this information on the command line via the oc command. Run Run oc help to list all commands or run oc <command> --help to get additional details for a specific command. file1>,<my-data. If you have multiple containers in a pod you can use this command: The query is a regular expression so the pod name can easily be filtered and you don't need to specify the exact id (for instance omitting the deployment id). " sleep 3 done Above script just keeps saying "Waiting for pods to be ready" even when the pods are ready and displaying 1/1 in the READY column. Commented Aug 14, 2018 at 4:18. io/pod-name to select pods in a service. For example: kubectl logs -l app=nginx -l app=php Use -c flag if you need to see container logs. Step 1: Delete pod forcefully $ oc delete pod jenkins-1-deploy -n myproject --grace-period=0 --force Some other label than pod_name can be used as long as it's shared between the pods you want to count. containers[:1]. creationTimestamp I get a list of rows with columns NAME, READY, STATUS, RESTARTS, AGE, sorted by age. Nicola Ben Nicola Ben. This section explains how to find Kubernetes pods by a set of known labels. Even if i use the -o json option still unable to get the pod names. Kubectl uses JSONPath expressions to filter on specific fields in the JSON object and format the output. kubectl get pods -l app=my-app. 2,070 1 1 gold badge 15 15 silver badges 25 25 bronze badges. The oc get projects command will list the available projects, like this. 22. *xyz"}, service) Or, in case you actually need to look across multiple metrics (assuming that for some reason some metrics have some service label values and other metrics have other values): $ oc get pods -o wide. It also users go-template to filter out specific fields of the kubernetes-event object. kubectl get deployment -o json| jq '. kubectl get event -o custom-columns=NAME:. I have a code that uses k8s module of terratest to list pods based on label selector. Kubectl get pods - How to filter pods by partial name. Is there a way to cleanly retrieve all containers running in a pod, including init containers? CoreDNS creates A and SRV records only for Services. annotations)' > all-Pod. 4+b626c2fe1 node1. ex : status=completed. This also lets you preserve separate matching paths, as your current query only returns streets, but you lose path information, or even if multiple paths are available. Three kinds of operators are supported: in, notin and exists (only the key identifier). QUESTION: Is this possible? kubectl logs is limited to viewing a single pod’s logs at a time. creationTimestamp | tail -n +2 | tac or if tac is not available (MacOS X): $ kubectl get pods --sort-by=. 4+b626c2fe1 2 hugepages-1Gi: 0 hugepages-2Mi: 0 memory: 8172516Ki pods: 250 Allocatable : attachable-volumes-aws-ebs: 39 cpu: 1500m (label Using pods, I've created a new custom post type named staff_member which contains a field staff_department_relationship of type Relationship that is related to a custom taxonomy staff_department. nodeName Get early access and see previews of new features. The pods insecure option is provided for backward compatibility with kube-dns. How to get all the pods created by deployment? Even a shell script way would be fine. for example,there is no pods running on node1 and node2,and pod1 running on node3. . txt files. annotations. podSelector. You can get a list of pods for the actual deployment using a label selector when running oc get pods. The inner label_replace copies all values from group into new_group, the outer overwrites those which match "misc group. Commented Jul 4, 2020 at 6:17. metadata. – rookie099. oc describe pod/mypod001 . oc get hpa dc Is there a simple method (that won't require googling at every use) to get names of all deployment configs with no running pods (scaled to 0) in Kubernetes / Openshift? Methods without JSON tokens and awk please. I've tried kubectl get pods --field-selector=status. Build. To see all available qualifiers, The part of the command oc get pods|grep recommendation-v2|awk '{ print $1 }' Fri, 23 Nov 2018 11:26:48 +0100 Labels: app=recommendation deployment=recommendation-v2-3 deploymentconfig=recommendation-v2 version=v2 It seems that we need to use loop and filtering - similar question on the GitHub:. oc extract configmap/<myconfigmap> --key=<my-data. creationTimestamp NAME READY STATUS RESTARTS AGE ubuntu-pod-1 2/2 Running 0 26m ubuntu-pod-2 2/2 Running 0 13m7s Thank you, this is how i finally got rid of alerts from Cronjob pods, but keeping alerts of regular pods state: # rewrite previous rule to avoid failed Cron jobs # I had to add labels to Cronjob pods and keep them in kube-state-metrics configuration - alert: KubernetesPodNotHealthy expr: sum by (namespace, pod) This field follows standard label selector semantics. Example: kubectl get pods -l 'env in (production Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Often there is more than one search result returned from / filter command which is confirm by pressing Enter. – iamabhishek. Now I want to do it with Kubernetes API. io/pod-name: generator-agent-pod-1 But in production, I would send all the logs of all the pods to a centeral Log management system such as ELK by deploying a log sending client on the kubernetes cluster as daemon-set such as fluentbit, that will keep sending logs to ELk where I am able to filter things base don the namespace , pod , container , or any other label. I tried to do: oc scale dc name_of_deployment--replicas=2 Use saved searches to filter your results more quickly. As stated in the Kubernetes documentation regarding ReplicaSet. – CallMeLaNN. oc get pods reports the pod as unready until a suitable node is available. To get a list of Deployments that deploy Pods with the label importance: normal, you could do this:. To remove a label (in the example “mylabel”) from a node or pod: # oc label node node001. # Update pod 'foo' with the annotation 'description' and the value 'my frontend'. kubectl logs -f deployment/myapp -c myapp --tail 100 -c is the container name and --tail will show the latest num lines，but this will choose one pod of the deployment, not all pods. $ kubectl get ns -l=this NAME STATUS AGE nswithlabels Active 6m And to list all pods that do have the rel label, run the following command: $ kubectl get po -l rel The command should show all pods except the quiz-stable pod. OpenShift Basics label Apr 23, 2021. If not provided, this selector selects no pods. 235 I am trying to get a list of specific labels of all pods, ideally using a GET request to the OpenShift API (i. Here is how you can add or remove a label from a node or pod: To add a label to a node or pod: # oc label node node001. uid=262bab1a-1c79-11ea-8e23-42010a800016' This command fails ( field label not supported: metadata. ec2. Third is to connect to the container by oc rsh --container CONTAINERNAME PODNAME. Add a Reading the Kubernets documentation it looks to be possible to select a certain range of pods based on labels. For example: kubectl get pods my-pod -o=custom-columns='DATA:spec. Learn more. 69 ip-10-35-80-221. I first recommend running oc get pods --show-labels, because if the pods you need are appropriately labeled, I am new to Openshift , and want know how to change the number of pods of specific deployment from oc command line. Note that this command is very convenient when one How the OR expression can be used with selectors and labels? selector: app: myapp tier: frontend The above matches pods where labels app==myapp AND tier=frontend. For example, the following command will list all pods that have the label `app=nginx`: kubectl get pods -l app=nginx. kubectl logs -l app=myapp -c myapp --tail 100 I am using the service name as a filter. This is how it done with kubectl: kdev get pods -l my-label=yes it's working. # If the same annotation is set multiple times, only the last value will be applied oc annotate pods foo description = 'my frontend' # Update a pod identified by type and name in "pod. Oc get pods - Command to just print pod names. here are some examples command line: # single label kubectl get pods How to access pod name/lable in filter section of otel-fargate-container-insights. creationTimestamp | tail -n +2 | tail -r I then found the command oc get pods -n openshift-console -o name which reveals: pod/console-59f557f67d-ks5kq pod/console-59f557f67d-q6zrc pod/console-59f557f67d-w4q7l pod/console-59f557f67d-zvxzn pod/downloads-55f4ff79-lqdj7 pod/downloads-55f4ff79-mrfzn So I was right, $ oc get pods NAME READY STATUS RESTARTS AGE ruby-hello-world-1-build 0/1 Completed 0 9d ruby-hello-world-1-sg623 1/1 Running 0 9d danmcp added the priority/P2 label Jul 19, 2016. alias get-nodetaints="kubectl get nodes -o=custom-columns=NodeName:. oc get pods -o wide . importance == "normal")' The major problem is there is a cache/indexer in the apiserver that helps to accelerate the operation with field-selector. To use we just need to set the filter using the key=value format: $ kubectl get pods-l "app=spin" NAME READY STATUS RESTARTS AGE spin-clouddriver-9899c9b54-nbjp6 1 /1 Each node could have a different set of images loaded; the nodes will pull images as they're referenced in Kubernetes manifests, and remove them on their own if they become unnecessary. shell; kubernetes; openshift; Share. Hello I want to call the API to get the latest pods. ~/Desktop/artifacts/samples$ kubectl get pod --show-labels NAME READY STATUS RESTARTS AGE LABELS example-pod 1/1 Running 0 18h Example: kubectl get pods -o wide NAME READY STATUS RESTARTS AGE IP NODE alpine-3835730047-ggn2v 1/1 Running 0 5d 10. Some of the [simpler] filtering can be done with combination of set operators unless, and and or. You can view the log for various resources in the OpenShift CLI (oc) and web I know we can do the following commands: kubectl get pods -l app==<kafka> gets pods with kafka label kubectl get pods -l app!=<kafka> gets pods without kafka label kubectl get pods -l app=kafka,env=staging gets pods with both kafka and staging labels; But what about if I want to list all the pods which have either kafka or zookeeper label. Share. If so, you can use label statefulset. sorting by inconsistently formatted elapsed time field ( k8s events by actual time since event ) There's a label in the pod for the selector in the deployment. Filters affect resources being printed through the HumanReadablePrinter I have tried to list pods based on labels // Kubernetes client - package kubernetes clientset := kubernetes. I am trying to do this with Azure Pipeline's Kubectl task, which is limited to passing arguments to kubectl get events, but does not allow subshells and pipes, so grep and awk are not available. ch mylabel- # oc label pod mypod-34-g0f7k mylabel- (with OpenShift/OKD oc tool) you can extract data from a ConfigMaps or Secrets as files:. oc get secrets. kubectl get po -l app=deploymentname --field-selector status. Creating a new label for POD. We also provided a few I want to get the specific value of an annotation into a kubectl custom columns field. Suppose I have the following pods with the labels. To see all available qualifiers, oc get pods --selector deploymentconfig=blog -> No resources found in myproject namespace. my deployment file looks When doing oc get pods, you'll get a result like the one below NAME READY STATUS RESTARTS AGE x-processor-v1-0-0-snapshot-12-build You could simply use the field-selector option from the native kubectl CLI to filter out non-running pods: kubectl get pods --field-selector status. phase=Running The --field-selector=status. Working with nodes. Calling objects on the Pod class returns a Query object which provides the filter method. name} Share. taints[*]. Am I missing something from the documentation or is it just not possible to select by node? What you could do is query using labels. When you perform node management operations, the CLI interacts with node objects that are In multiple oc commands you can use the parameter -l with a label to filter the result. So, if you want to leave only metrics with label l1 equal to values v1 or v2 or empty value (missing label l1) you can use following: <my_initial_query> and on(l1) ( absent(_{l1="v1"}) or We are using kube-state-metrics as a sub-chart of kube-prometheus-stack. 11 available, but not with version 4. More supported flags and examples can be found here. Example output. name}' Note the -1: gets the last item in the list, then we return the pod name When using Kubernetes it is more common to use labels and selectors. In other words, how can I turn this: kubectl get services #=> NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE kafka-manager NodePort 10. DeploymentConfig. name, annotations: . Zhi Yuan Zhi Yuan. kubectl get pods --all-namespaces From your output, it looks like you are trying to print the replicasets as there is a PODs count column in the output. items[]. txt localfilename As of today, kubectl get pods -a is deprecated, and as a result you cannot get deleted pods. We did not need to add an additional scrape config to collect pod labels (in fact we couldn't do that because not all our pods have /metrics endpoint), what we did need to however was to widen the allow list because by default only name and namespace labels are collected. – Graham Dumpleton Is this a BUG REPORT or FEATURE REQUEST?: Uncomment only one, leave it on its own line: /kind bug /kind feature What happened: The current man/help page for --selector is hard to understand the cor Using Field Selector i can list completed pods, but not able to find the correct command to list down required pod with specific name. kubectl get pods -l env=test. eg. The object types included in oc get --export all are: BuildConfig. Hope this helps. If you have multiple databases pods or apps it is quite useful. I can get all the current annotations on a resource like so: kubectl get pvc -o custom-columns=NAME:. E. Stack Overflow. e. I have a label called "label_source=“k8s" in kube_pod_labels. But the OR expressio To Connect to the fabric instance with oc login command oc login url--token=<token>> Check to connect pod using terminal oc rsh <podname> Just Check if it connects to POD and do some ls -lh(it should give some response) To Copy the file from remote POD to your local: oc rsync <podname>:<path>/logs. #do not show inactive Pods. internal kubectl get pods -o wide --namespace=machines | sort -k7 or to omit the first line. filters_label (string) ‘Search’ The label to use for the search text: filters_location (string) ‘before’ Where to show the filters before/after the list: field (string) null: The field name to Synopsis Print the logs for a container in a pod or specified resource. It doesn't generate pods' A records as you may expect after reading the documentation:. When run, it will display a set of default fields for that resource type. I want to select all the pods on one node but I don't want to label each pod on their corresponding node. TIP kubectl get pods -l env=development (GIVES ME RESULT) kubectl get events -l env=development (GIVES ME: No resources found in default namespace) I'm afraid you are not able to filter $ kubectl get event output by labels/selectors. name status. app=my-app and you can then get the pods with e. If your Kubernetes cluster is running in the cloud and distributed across multiple regions or zones, you can also try to list nodes of a particular type or list nodes and persistent volumes in a particular region or zone. answered Apr 7, 2018 at 17:44. The pods kubectl does not support delete the resources by a regex pattern. fileN> -n my-namespace oc extract secrete/<myconfigmap> --key=<my-data. If the all in the question is for all the namespaces, just add the --all-namespaces option. I know I can get the pods using: kubectl get pods -n "namespace", and also to retrieve a json output I'm trying to expand to get the pods name, the associated images, and a label attribute called 'base'. oc is the OpenShift client that is basically kubectl + extra support for OpenShfit features. This is a label selector which selects Pods in this namespace. If omitted, this selector selects no namespaces. Here is another answer by showing the custom field when get pods and filter by the . vavwpl jipy oghixx igvur uyhqg cbg ftxqun qkz ezxjw caiyhb