support kube-tools get-pod-by-node.

xuxinkun · Nov 8, 2019 · 07e122f · 07e122f
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commit 07e122f
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diff --git a/README.md b/README.md
@@ -15,6 +15,7 @@ git clone https://github.com/xuxinkun/littleTools
 cd littleTools
 chmod +x install.sh
 ./install.sh
+source /etc/profile
 ```
 
 ## docker tools(docker-tools)
@@ -44,13 +45,14 @@ chmod +x install.sh
 | kt-get-node-notready | None                                       | List all the not ready nodes.       |
 | kt-get-node-all      | None                                       | List all the nodes                  |
 | kt-get-pod           | {pod name} or {namespace} {pod name}       | Describe pod.                       |
-| kt-get-pod-node      | {pod name} or {namespace} {pod name}       | Get the pod and the node with pod.  |
+| kt-get-node-by-pod   | {pod name} or {namespace} {pod name}       | Get the pod and the node with pod.  |
 | kt-get-pod-all       | None                                       | Get all the pods of all namespaces. |
 | kt-get-pod-by-ns     | {namespace}                                | Get all the pods in the namespace.  |
 | kt-get-pod-by-rs     | {rs name} or {namespace} {rs name}         | Get all the pods of the rs.         |
 | kt-get-pod-by-deploy | {deploy name} or {namespace} {deploy name} | Get all the pods of the deploy.     |
 | kt-get-pod-by-svc    | {svc name} or {namespace} {svc name}       | Get all the pods of the svc.        |
 | kt-get-pod-by-ip     | {ip}                                       | Get pod with the ip.                |
+| kt-get-pod-by-node   | {nodeName}                                 | get pods on the node.               |
 
 ## azk8spull
 

diff --git a/examples.md b/examples.md
@@ -87,7 +87,7 @@ Node:           111.22.201.39/111.22.201.39
 Start Time:     Mon, 12 Nov 2018 21:49:16 +0800
 Labels:         app=nevermore
 
-[root@localhost ~]# kt-get-pod-node  nevermore nevermore-a76210c9 
+[root@localhost ~]# kt-get-node-by-pod  nevermore nevermore-a76210c9 
 NAME                 READY     STATUS    RESTARTS   AGE       IP              NODE
 nevermore-a76210c9   1/1       Running   2          128d      10.182.39.226   111.22.201.39
 NAME            STATUS    ROLES     AGE       VERSION     EXTERNAL-IP   OS-IMAGE                KERNEL-VERSION               CONTAINER-RUNTIME
@@ -98,6 +98,10 @@ NAME                 READY     STATUS    RESTARTS   AGE       IP              NO
 nevermore-a76210c9   1/1       Running   2          128d      10.182.39.226   111.22.201.39
 
 [root@localhost ~]# kt-get-pod-by-ip 10.182.39.226
-NAME                 READY     STATUS    RESTARTS   AGE       IP              NODE
-nevermore-a76210c9   1/1       Running   2          128d      10.182.39.226   111.22.201.39
+NAMESPACE   NAME                 READY     STATUS    RESTARTS   AGE       IP              NODE
+nevermore   nevermore-a76210c9   1/1       Running   2          128d      10.182.39.226   111.22.201.39
+
+[root@localhost ~]# kt-get-pod-by-node 111.22.201.39
+NAMESPACE   NAME                 READY     STATUS    RESTARTS   AGE       IP              NODE
+nevermore   nevermore-a76210c9   1/1       Running   2          128d      10.182.39.226   111.22.201.39
 ```
diff --git a/install.sh b/install.sh
@@ -2,5 +2,6 @@
 
 mkdir -p /etc/littletools
 cp -r * /etc/littletools/
+sed -i '/source \/etc\/littletools\/littletools.sh/d' /etc/profile
 sed -i '$a source /etc/littletools/littletools.sh' /etc/profile
 source /etc/profile
diff --git a/kube-tools.sh b/kube-tools.sh
@@ -29,6 +29,18 @@ function kt-get-node-notready()
 {
 	kubectl get node -o wide|grep NotReady
 }
+function kt-get-node-by-pod()
+{
+	if [[ $# == 2 ]]
+	then
+		kubectl get pod -n $1 $2 -o wide
+		node_name=`kubectl get pod -n $1 $2 -o go-template --template="{{.spec.nodeName}}"`
+	else
+		kubectl get pod $1
+		node_name=`kubectl get pod $1 -o go-template --template="{{.spec.nodeName}}"`
+	fi
+	kubectl describe node $node_name
+}
 function kt-get-node-all()
 {
 	kubectl get node -o wide
@@ -42,18 +54,7 @@ function kt-get-pod()
 		kubectl describe pod $1
 	fi
 }
-function kt-get-pod-node()
-{
-	if [[ $# == 2 ]]
-	then
-		kubectl get pod -n $1 $2 -o wide
-		node_name=`kubectl get pod -n $1 $2 -o go-template --template="{{.spec.nodeName}}"`
-	else
-		kubectl get pod $1
-		node_name=`kubectl get pod $1 -o go-template --template="{{.spec.nodeName}}"`
-	fi
-	kubectl get node $node_name -o wide
-}
+
 function kt-get-pod-all()
 {
 	kubectl get pod --all-namespaces -o wide
@@ -108,4 +109,11 @@ function kt-get-pod-by-ip()
 	then
 	    kubectl get pod --all-namespaces --field-selector="status.podIP=$1" -o wide
 	fi
+}
+function kt-get-pod-by-node()
+{
+	if [[ $# == 1 ]]
+	then
+	    kubectl get pod --all-namespaces --field-selector="spec.nodeName=$1" -o wide
+	fi
 }