jjo

~# docker ps|sed 1d|xargs -I@ sh -c 'set @;echo = $2 =; nsenter -n -t $(docker inspect -f "{{.State.Pid}}" $1) netstat -anp'
= mirantis/kubeadm-dind-cluster:v1.7 =
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name
tcp        0      0 127.0.0.11:34377        0.0.0.0:*               LISTEN      3307/dockerd    
udp        0      0 10.192.0.4:53           0.0.0.0:*                           25869/socat     
udp        0      0 127.0.0.11:55597        0.0.0.0:*                           3307/dockerd    
Active UNIX domain sockets (servers and established)
Proto RefCnt Flags       Type       State         I-Node   PID/Program name    Path
unix  2      [ ACC ]     STREAM     LISTENING     359006   25346/dind_init     /var/run/docker.sock

jjo

# docker ps|sed '1d;s,>,_,'|xargs -I@ sh -c 'set @;echo == $2;nsenter -n -t $(docker inspect -f "{{.State.Pid}}" $1) netstat -an'
== gcr.io/google_containers/k8s-dns-kube-dns-amd64@sha256:40790881bbe9ef4ae4ff7fe8b892498eecb7fe6dcc22661402f271e03f7de344
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address           Foreign Address         State
tcp        0      0 0.0.0.0:53              0.0.0.0:*               LISTEN
tcp        0      0 172.17.0.6:52640        10.0.0.1:443            ESTABLISHED
tcp        0      0 :::10053                :::*                    LISTEN
tcp        0      0 :::10054                :::*                    LISTEN
tcp        0      0 :::10055                :::*                    LISTEN
tcp        0      0 :::8081                 :::*                    LISTEN

jjo

$ kubectl get pod -oname|xargs -I@ -P0 sh -c 'kubectl logs -f @|sed "s|^|@: |"'
pods/nginx-1423793266-msmhm: 10.220.1.1 - - [11/Aug/2017:00:22:50 +0000] "GET / HTTP/1.1" 200 612 "-" "Wget" "-"
pods/nginx-1423793266-msmhm: 10.220.1.1 - - [11/Aug/2017:00:27:01 +0000] "GET / HTTP/1.1" 200 612 "-" "curl/7.35.0" "-"
pods/nginx-1423793266-msmhm: 10.220.1.1 - - [11/Aug/2017:00:27:03 +0000] "GET / HTTP/1.1" 200 612 "-" "curl/7.35.0" "-"
pods/nginx-1423793266-msmhm: 10.220.1.1 - - [11/Aug/2017:00:27:04 +0000] "GET / HTTP/1.1" 200 612 "-" "curl/7.35.0" "-"
pods/nginx-1423793266-msmhm: 10.220.1.1 - - [11/Aug/2017:02:04:21 +0000] "GET / HTTP/1.1" 200 612 "-" "curl/7.35.0" "-"
pods/nginx-1423793266-msmhm: 10.220.1.1 - - [11/Aug/2017:11:35:29 +0000] "GET / HTTP/1.1" 200 612 "-" "curl/7.35.0" "-"
pods/nginx-1423793266-msmhm: 10.220.1.1 - - [11/Aug/2017:11:35:58 +0000] "GET / HTTP/1.1" 200 612 "-" "curl/7.35.0" "-"
pods/nginx-1423793266-msmhm: 10.220.1.1 - - [11/Aug/2017:11:36:00 +0000] "GET / HTTP/1.1" 200 612 "-" "curl/7.3

jjo

#!/bin/bash -x
## Setup http://labs.play-with-k8s.com/ env ala' jjo
# YEAH I TRUST RUNNING STUFF DIRECTLY AS ROOT way ->
#
# bash -x <( curl -L bit.do/jjo-pwk-sh )
#
# https://gist.github.com/jjo/78f60702fbfa1cbec7dd865f67a3728a/edit
# http://bit.do/admin/edit/jjo-pwk-sh
#

jjo

diff --git a/cmd/kubeseal/main.go b/cmd/kubeseal/main.go
index 82ab16e..deb96ef 100644
--- a/cmd/kubeseal/main.go
+++ b/cmd/kubeseal/main.go
@@ -26,6 +26,9 @@ import (
 
 	// Register Auth providers
 	_ "k8s.io/client-go/plugin/pkg/client/auth"
+
+	// GCP auth plugin needs to be explicitly registered

jjo

---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: kubeless-controller-deployer
rules:
- apiGroups:
  - '*'
  resources:
  - services

jjo

$ diff -u kubeless-rbac-v0.2.3.yaml kubeless-rbac-noPVC-v0.2.3.yaml 
--- kubeless-rbac-v0.2.3.yaml   2017-10-13 20:28:52.490034876 +0000
+++ kubeless-rbac-noPVC-v0.2.3.yaml     2017-10-13 20:46:15.019205067 +0000
@@ -77,15 +77,8 @@
         volumeMounts:
         - mountPath: /bitnami/kafka/data
           name: datadir
-  volumeClaimTemplates:
-  - metadata:
-      name: datadir

jjo

$ kubectl get pod --all-namespaces
NAMESPACE     NAME                             READY     STATUS    RESTARTS   AGE
kube-system   default-http-backend-szzvk       1/1       Running   1          12h
kube-system   kube-addon-manager-minikube      1/1       Running   1          1d
kube-system   kube-dns-6fc954457d-qn2qw        3/3       Running   3          1d
kube-system   kubernetes-dashboard-8cg6b       1/1       Running   1          1d
kube-system   nginx-ingress-controller-7brv4   1/1       Running   1          12h
$ ./kubeapps up
INFO[0000] Updating namespaces kubeapps
INFO[0000]  Creating non-existent namespaces kubeapps

jjo

# Boring
for i in {0..9}; do echo $i ;done
# Doesn't scale
for i in {0..9}; do /usr/bin/time curl -s -o/dev/null http://phabricator.bitnami.com:8080/; done

# Better
printf "%d\n" {0..9}

# Look'ma no for-loop ! \o/
printf "%d\n" {0..9}|xargs -I@ time curl -s -o/dev/null http://bitnami.com/

jjo

---
apiVersion: v1
kind: ConfigMap
metadata:
  name: kube-router-cfg
  namespace: kube-system
  labels:
    tier: node
    k8s-app: kube-router
data: