Feilong Wang openstacker
openstacker
/ iptables with kubelet-calico-node on master
Created
March 7, 2018 11:41
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| [fedora@k8scluster-sc7jximdohmh-master-0 ~]$ sudo iptables-save | |
| # Generated by iptables-save v1.6.1 on Wed Mar 7 11:37:22 2018 | |
| *raw | |
| :PREROUTING ACCEPT [10483777:3604394961] | |
| :OUTPUT ACCEPT [10334074:3606348870] | |
| :cali-OUTPUT - [0:0] | |
| :cali-PREROUTING - [0:0] | |
| :cali-failsafe-in - [0:0] | |
| :cali-failsafe-out - [0:0] | |
| :cali-from-host-endpoint - [0:0] |
openstacker
/ kubedns not stable
Created
March 5, 2018 12:26
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| [fedora@k8scluster-sc7jximdohmh-master-0 kubernetes]$ kubectl get pods --all-namespaces -o wide | |
| NAMESPACE NAME READY STATUS RESTARTS AGE IP NODE | |
| default alpine-1-75b69bb5cc-8k9qs 1/1 Running 0 1h 192.168.160.139 k8scluster-sc7jximdohmh-minion-0 | |
| default alpine-2-8699dd9657-ffc7x 1/1 Running 0 1h 192.168.160.138 k8scluster-sc7jximdohmh-minion-0 | |
| default alpine-3-7d56d867df-vcj2v 1/1 Running 0 1h 192.168.160.137 k8scluster-sc7jximdohmh-minion-0 | |
| default alpine-4-5f97677c-4nh4q 1/1 Running 0 1h 192.168.160.136 k8scluster-sc7jximdohmh-minion-0 | |
| default alpine-56cb6f6969-2bssh 1/1 Running 0 8h 192.168.160.131 k8scluster-sc7jximdohmh-minion-0 | |
| kube-sys |
openstacker
/ k8s commands
Last active
February 14, 2018 13:56
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| 1. kubectl delete pods <pod> --grace-period=0 --force | |
| https://github.com/kubernetes/kubernetes/blob/master/examples/simple-nginx.md |
openstacker
/ kube-replace-rpm-binaries
Created
February 8, 2018 10:23
— forked from strigazi/kube-replace-rpm-binaries
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| FROM registry.fedoraproject.org/fedora:rawhide | |
| ENV NAME=kubernetes-master VERSION=0 RELEASE=0 ARCH=x86_64 | |
| LABEL bzcomponent="$NAME" \ | |
| name="$FGC/$NAME" \ | |
| version="$VERSION" \ | |
| release="$RELEASE.$DISTTAG" \ | |
| architecture="$ARCH" \ | |
| maintainer="Jason Brooks <[email protected]>" |
openstacker
/ gist:ca821eb83d013fb242c590b8dbfd9b76
Created
January 26, 2018 03:58
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| [root@k8scluster-lgh6nudnxxft-master-0 scripts]# ps -ef | grep etcd | |
| chrony 6726 6697 8 03:37 ? 00:00:02 /usr/bin/kube-apiserver --logtostderr=true --v=0 --etcd-servers=http://127.0.0.1:2379 --bind-address=0.0.0.0 --secure-port=6443 --insecure-port=8080 --allow-privileged=true --service-cluster-ip-range=10.254.0.0/16 --admission-control=NamespaceLifecycle,LimitRanger,ServiceAccount,DefaultStorageClass,ResourceQuota --runtime-config=api/all=true --kubelet-preferred-address-types=InternalIP,Hostname,ExternalIP --tls-cert-file=/etc/kubernetes/certs/server.crt --tls-private-key-file=/etc/kubernetes/certs/server.key --client-ca-file=/etc/kubernetes/certs/ca.crt | |
| root 6802 1 4 03:37 ? 00:00:00 /usr/bin/flanneld -etcd-endpoints=http://127.0.0.1:2379 -etcd-prefix=/atomic.io/network -etcd-cafile /etc/kubernetes/certs/ca.crt -etcd-certfile /etc/kubernetes/certs/server.crt -etcd-keyfile /etc/kubernetes/certs/server.key | |
| etcd 6803 1 7 03:37 ? 00:00:00 /bin/bash -c GOMAXPROCS=$(n |
openstacker
/ test_image.py
Created
January 12, 2018 00:41
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| #!/usr/bin/env python | |
| # | |
| # Copyright 2017 Catalyst IT Ltd | |
| # | |
| # Licensed under the Apache License, Version 2.0 (the "License"); you may | |
| # not use this file except in compliance with the License. You may obtain | |
| # a copy of the License at | |
| # | |
| # http://www.apache.org/licenses/LICENSE-2.0 | |
| # |
openstacker
/ health check
Created
December 21, 2017 21:11
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| K8s check: | |
| curl http://127.0.0.1:8080/healthz | |
| etcd check: | |
| curl http://127.0.0.1:2379/health |
openstacker
/ check_cert
Created
December 21, 2017 10:29
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| #!/bin/sh | |
| auth_json=$(cat << EOF | |
| { | |
| "auth": { | |
| "identity": { | |
| "methods": [ | |
| "password" | |
| ], | |
| "password": { |
openstacker
/ cloudinit magnum log
Created
December 19, 2017 02:30
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| [ 0.000000] Linux version 4.11.11-300.fc26.x86_64 ([email protected]) (gcc version 7.1.1 20170622 (Red Hat 7.1.1-3) (GCC) ) #1 SMP Mon Jul 17 16:32:11 UTC 2017 | |
| [ 0.000000] Command line: BOOT_IMAGE=/ostree/fedora-atomic-fd847730e42578775b44cc22ea9f5f5a7b84e0bcb0f67bea9eb6807495907cd2/vmlinuz-4.11.11-300.fc26.x86_64 no_timer_check console=tty1 console=ttyS0,115200n8 net.ifnames=0 rd.lvm.lv=atomicos/root root=/dev/mapper/atomicos-root ostree=/ostree/boot.0/fedora-atomic/fd847730e42578775b44cc22ea9f5f5a7b84e0bcb0f67bea9eb6807495907cd2/0 | |
| [ 0.000000] x86/fpu: x87 FPU will use FXSAVE | |
| [ 0.000000] e820: BIOS-provided physical RAM map: | |
| [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable | |
| [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved | |
| [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved | |
| [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000003ffdbfff] usable | |
| [ 0.000000] BIOS-e820: [mem 0x00000000 |
openstacker
/ Init cloudci dev
Last active
January 18, 2018 06:28
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| 1. install libs | |
| sudo apt-get install libffi-dev libssl-dev python-dev mysql-client-core-5.6 | |
| sudo pip install --upgrade urllib3 setuptools chardet | |
| sudo pip install python-openstackclient certifi idna requestsexceptions appdirs rfc3986 python-magnumclient enum netifaces jsonschema python-heatclient | |
| sudo pip install ctutlz |