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@zacharysarah 1.9ãªãªãŒã¹ã®å€æŽãã°ãæåã§æŽæ°ããŠhttps://github.com/kubernetes/kubernetes/issues/1443ãåç §ããå¿ èŠããã
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@danehans 1.9ãªãªãŒã¹ããŒããã©ããã¯ãã¡ãïŒ
https://docs.google.com/document/d/1veHHyDH9VoNTwP6yy9u2Q7Jj1hnBJGVPv3NPHInImgU/edit
ããã¥ã¡ã³ãã®äžéšã«ããã¬ã€ãã³ã¹ã«åŸãããšãã§ããŸãã
å€éšåç §ïŒ https ïŒ //groups.google.com/forum/#ïŒtopic / kubernetes -sig-release / x6ySPIJkMN4 by
@ xiangpengzhao1.9ãªãªãŒã¹ããŒããipv6ãµããŒãã®è©³çŽ°ã§æŽæ°ããŸããã 1.9ãªãªãŒã¹ããŒãã«add'lipv6ã³ã³ãã³ããå¿ èŠãã©ãããæããŠãã ããã
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@danehansãªãªãŒã¹ããŒããããäžåºŠèŠãŠã¿ããšãipv6ã®è©³çŽ°ãã»ã¯ã·ã§ã³Before Upgrading
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@ xiangpengzhao1.9ãªãªãŒã¹ããŒãã®IPv6ã³ã³ãã³ãã移åããŸããã ãäžæãªç¹ãããããŸãããããæ°è»œã«ãåãåãããã ããã
@danehans That LGTM :)
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解決ãã¹ãæ倧ã®åé¡ã¯ãIPv6ãã¯ã©ã¹ã¿ãŒã§ã®ClusterIPïŒ10.32.xxïŒã®äœ¿çšãåæ¢ã§ããããã«ãªã£ãŠãããã©ãããæ€åºããããšã ãšæããŸãã
@ valentin2105åé¡ã解決ãããã¹ãã ãšæãããå Žåã¯ãk / kã§åé¡ãéããŠãããã远跡ã§ããŸããïŒ
https://github.com/kubernetes/kubernetes/issues
@danehans
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@ justaugustus-ããã¯ãããã2ã€ã®å¥ã
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ããã«ã¡ã¯@leblancd
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@ navjotsingh83 Kubernetesã®IPv6ã«ã€ããŠãã©ã®ç¹ãæ¬ ããŠããŸããïŒ
ããã«ã¡ã¯@ valentin2105
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ããã«ã¡ã¯@ navjotsingh83 -IPv6ã®ã¿ã®ãµããŒãã¯https ïŒ
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ããã«ã¡ã¯@ leblancd
ãã®æ¡åŒµæ©èœã¯ä»¥åã«è¿œè·¡ãããŠããããããã§ãã¯ã€ã³ããŠãKubernetes1.13ã®ã¹ããŒãžãåæ¥ããèšç»ããããã©ããã確èªããããšæããŸãã ãã®ãªãªãŒã¹ã¯ããããå®å®ããããã®ãç®æšãšããŠãããç©æ¥µçãªã¿ã€ã ã©ã€ã³ããããŸãã 次ã®æéã«éã«åããšç¢ºä¿¡ã§ããå Žåã«ã®ã¿ããã®æ¡åŒµæ©èœãå«ããŠãã ããã
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ã³ãŒãããªãŒãºã®éå§ïŒ11/15
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1.13æ¡åŒµæ©èœè¿œè·¡ã·ãŒãã«å«ããå¿ èŠãããå Žåã¯ãå°æ¥ã®è¿œè·¡ãšping @ kacole2ã®ããã«å ã®æçš¿ã®ãã€ã«ã¹ããŒã³ãæŽæ°ããŠãã ããã
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kubeadm init --pod-network-cidr 2a0a:e5c0:102:3::/64 --apiserver-advertise-address=2a0a:e5c0:2:12:400:f0ff:fea9:c401 --service-cidr 2a0a:e5c0:102:6::/64
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root<strong i="10">@ubuntu</strong>:/etc/kubernetes/manifests# kubectl get nodes
The connection to the server localhost:8080 was refused - did you specify the right host or port?
äœæãããã³ã³ããã®ç¢ºèªïŒ
root<strong i="14">@ubuntu</strong>:/etc/kubernetes/manifests# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
a55623e52447 k8s.gcr.io/pause:3.1 "/pause" 7 minutes ago Up 7 minutes k8s_POD_kube-apiserver-ubuntu_kube-system_fec7f583ea75dd4fc232913538c9fba1_0
cefb94378d33 ab81d7360408 "kube-scheduler --adâŠ" 24 minutes ago Up 24 minutes k8s_kube-scheduler_kube-scheduler-ubuntu_kube-system_44b569a35761491825f4e7253fbf0543_0
c569ef8d9e30 26e6f1db2a52 "kube-controller-manâŠ" 24 minutes ago Up 24 minutes k8s_kube-controller-manager_kube-controller-manager-ubuntu_kube-system_fe38083b94da6f6c5a89788091e3bcb6_0
a25693b556e5 3cab8e1b9802 "etcd --advertise-clâŠ" 24 minutes ago Up 24 minutes k8s_etcd_etcd-ubuntu_kube-system_7db86297afa09dfaa5049a791ed76555_0
9e85d0f7873d k8s.gcr.io/pause:3.1 "/pause" 24 minutes ago Up 24 minutes k8s_POD_kube-scheduler-ubuntu_kube-system_44b569a35761491825f4e7253fbf0543_0
d6516a6656a7 k8s.gcr.io/pause:3.1 "/pause" 24 minutes ago Up 24 minutes k8s_POD_kube-controller-manager-ubuntu_kube-system_fe38083b94da6f6c5a89788091e3bcb6_0
8dab4c0348a9 k8s.gcr.io/pause:3.1 "/pause" 24 minutes ago Up 24 minutes k8s_POD_kube-apiserver-ubuntu_kube-system_84183f750feaa89bfaa9d456805fdc7a_0
b561f8c07ff7 k8s.gcr.io/pause:3.1 "/pause" 24 minutes ago Up 24 minutes k8s_POD_etcd-ubuntu_kube-system_7db86297afa09dfaa5049a791ed76555_0
8080ã®ããŒããããã³ã°ã¯ãªãããã§ã-ããã¹ãã§ã¯ãããŸãããïŒ
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KubeADMã«ã€ããŠã¯ããããããŸããããKubernetesã®IPv6ã¯åé¡ãªãæ©èœããããšãç¥ã£ãŠããŸãã
ã³ãã³ãã確èªãããã[2a0aïŒe5 ...]ã®ããã«v6ã¢ãã¬ã¹ãè§ãã£ãã§å²ãããšããå§ãããŸãã
ãã@ valentin2105 ïŒ
IPv6ãæ©èœããã¯ãã ãšèããŠããããã§ãããkubeadmãªãã§kubernetesã¯ã©ã¹ã¿ãŒãããŒãã¹ãã©ããããã«ã¯ã©ãããã°ããã§ããïŒ
Re []æ§æïŒããã¯éåžžãç¯å²ã§ã¯ãªãåäžã®ipv6ã¢ãã¬ã¹ã«äœ¿çšãããkubeadmã䜿çšãããšããã«å€±æããŸãã
root<strong i="9">@k8s1</strong>:~# kubeadm init --pod-network-cidr '[2a0a:e5c0:102:3::/64]' --service-cidr '[2a0a:e5c0:102:6::/64]'
[serviceSubnet: Invalid value: "[2a0a:e5c0:102:6::/64]": couldn't parse subnet, podSubnet: Invalid value: "[2a0a:e5c0:102:3::/64]": couldn't parse subnet, KubeProxyConfiguration.ClusterCIDR: Invalid value: "[2a0a:e5c0:102:3::/64]": must be a valid CIDR block (e.g. 10.100.0.0/16)]
root<strong i="10">@k8s1</strong>:~#
ç§ã¯ãããŸã§ã®èª¿æ»çµæãhttps://redmine.ungleich.ch/issues/6255ã«æžãçããŸããããçŸæç¹ã§ã¯kubeadmã䜿çšããŠIPv6ã®ã¿ã®ã¯ã©ã¹ã¿ãŒãã»ããã¢ããããæ¹æ³ã¯ãªããšäž»åŒµããŠããŸãã
ç§ãk8sã®åå¿è ã§ããããšãèãããšã2ã€ã®ããšãçåã«æããŸãã
æåŸã®è³ªåïŒç§ã¯ãã§ã«kubeadmã®ããŸããŸãªãã§ãŒãºãèŠãŠããã§ãŒãºããšã«initãè€è£œããããšããŸããããetcdãapiserverãcontrollerã®ãªãã·ã§ã³ããã€/ã©ã®ããã«å€æŽããããããããŸããããããã现ããå¶åŸ¡ã§ããããã«ïŒ
kubeadmã䜿çšããŠã³ã³ããŒãã³ããèµ·åãããšãã«ãã©ã®ã³ã³ããŒãã³ããã¯ã©ãã·ã¥ãããããããã°ããå¿ èŠããããŸããããããCNIã«é¢ãããã®ã§ããïŒ ãã¹ãããŒã«ã«ããªããžãcniã§IPv6ããµããŒãããŠãããã©ããã¯ããããŸããã
v6ã®ã¿ãã»ããã¢ããããŠãkubeadmã»ããã¢ãããšæ¯èŒãããå Žåã¯ãããã€ãã®v6ã®ã¿ã®ã¯ã©ã¹ã¿ãŒã§äœ¿çšããŠãããããIpv6ã§æ©èœããSaltstackã¬ã·ãã確èªããŠãã ããã
https://github.com/valentin2105/Kubernetes-Saltstack
@danehansããã«ã¡ã¯-ç§ã¯1.14ã®æ¡åŒµæ©èœã®ãªãŒããŒã§ããããã®åé¡ããã§ãã¯ããŠã1.14ãªãªãŒã¹ã§èšç»ãããŠããäœæ¥ïŒããå ŽåïŒã確èªããŠããŸãã æ¡åŒµæ©èœã®ããªãŒãºã¯1æ29æ¥ã§ããããã¹ãŠã®æ¡åŒµæ©èœã«ã¯KEPãå¿ èŠã§ããããšãæãåºããŠãã ããã
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ãããããŒãžãããšhttps://github.com/kubernetes-sigs/kind/pull/348ãã®ãµã€ã¯ã«äžã«å€±æãããã¹ãã«åãçµãããšãã§ããŸãhttps://github.com/kubernetes/kubernetes/issues/70248ãããŠãžã§ããè¿œå ã
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https://kubernetes.io/docs/setup/production-environment/tools/kubeadm/create-cluster-kubeadm/#pod -network
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https://kubernetes.io/docs/setup/production-environment/tools/kubeadm/create-cluster-kubeadm/#initializing -your-control-plane-node
https://kubernetes.io/docs/setup/production-environment/tools/kubeadm/create-cluster-kubeadm/#pod -network
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