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2£©×°ÖÃÈÝÆ÷ docker£¨ËùÓнڵ㣩

3£©ÉèÖà k8s yum Ô´£¨ËùÓнڵ㣩

4£©½« sandbox_image ¾µÏñÔ´ÉèÖÃΪ°¢ÀïÔÆ google_containers ¾µÏñÔ´£¨ËùÓнڵ㣩

5£©ÉèÖà containerd cgroup Çý¶¯³ÌÐò systemd£¨ËùÓнڵ㣩

6£©×îÏÈ×°Öà kubeadm£¬kubelet ºÍ kubectl£¨master ½Úµã£©

7£©Ê¹Óà kubeadm ³õʼ»¯¼¯Èº£¨master ½Úµã£©

8£©×°Öà Pod ÍøÂç²å¼þ£¨CNI£ºContainer Network Interface£©(master)

9£©node ½Úµã¼ÓÈë k8s ¼¯Èº

10£©ÉèÖà IPVS

11£©¼¯Èº¸ß¿ÉÓÃÉèÖÃ

12£©°²ÅÅ Nginx+Keepalived ¸ß¿ÉÓøºÔØƽºâÆ÷

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1£©dashboard °²ÅÅ

2£©½¨ÉèµÇÈÎÃü»§

3£©ÉèÖà hosts µÇ¼ dashboard web

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1£©×°Öà helm

2£©ÉèÖà hosts

3£©½¨Éè stl Ö¤Êé

4£©×°Öà ingress

5£©×°Öà nfs

6£©½¨Éè nfs provisioner ºÍ³¤ÆÚ»¯´æ´¢ SC

7£©°²ÅÅ Harbor£¨Https ·½·¨£©

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¹ÙÍø£ºhttps://kubernetes.io/

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1¡¢ÐÞ¸ÄÖ÷»úÃûºÍÉèÖà hosts

ÏÈ°²ÅÅ 1master ºÍ 2node ½Úµã£¬ºóÃæÔÙ¼ÓÒ»¸ö master ½Úµã

# ÔÚ192.168.0.113Ö´ÐÐhostnamectl set-hostname  k8s-master-168-0-113# ÔÚ192.168.0.114Ö´ÐÐhostnamectl set-hostname k8s-node1-168-0-114# ÔÚ192.168.0.115Ö´ÐÐhostnamectl set-hostname k8s-node2-168-0-115

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ÉèÖÃ hosts

cat >> /etc/hosts<<EOF192.168.0.113 k8s-master-168-0-113192.168.0.114 k8s-node1-168-0-114192.168.0.115 k8s-node2-168-0-115EOF

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2¡¢ÉèÖà ssh »¥ÐÅ

# Ö±½ÓÒ»Ö±»Ø³µ¾ÍÐÐssh-keygenssh-copy-id -i ~/.ssh/id_rsa.pub root@k8s-master-168-0-113ssh-copy-id -i ~/.ssh/id_rsa.pub root@k8s-node1-168-0-114ssh-copy-id -i ~/.ssh/id_rsa.pub root@k8s-node2-168-0-115

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3¡¢Ê±¼äͬ²½

yum install chrony -ysystemctl start chronydsystemctl enable chronydchronyc sources

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systemctl stop firewalldsystemctl disable firewalld

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5¡¢¹Ø±Õ swap

# ÔÝʱ¹Ø±Õ£»¹Ø±ÕswapÖ÷ÒªÊÇΪÁËÐÔÄÜ˼Á¿swapoff -a# ¿ÉÒÔͨ¹ýÕâ¸öÏÂÁîÉó²éswapÊÇ·ñ¹Ø±ÕÁËfree# ÓÀÊÀ¹Ø±Õsed -ri 's/.*swap.*/#&/' /etc/fstab

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6¡¢½ûÓÃ SELinux

# ÔÝʱ¹Ø±Õsetenforce 0# ÓÀÊÀ½ûÓÃsed -i 's/^SELINUX=enforcing$/SELINUX=disabled/' /etc/selinux/config

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7¡¢ÔÊÐí iptables ¼ì²éÇŽÓÁ÷Á¿£¨¿ÉÑ¡£¬ËùÓнڵ㣩

ÈôÒªÏÔʽ¼ÓÔØ´ËÄ£¿é£¬ÇëÔËÐÐ sudo modprobe br_netfilter£¬Í¨¹ýÔËÐÐ lsmod | grep br_netfilter À´ÑéÖ¤ br_netfilter Ä£¿éÊÇ·ñÒѼÓÔØ£¬

sudo modprobe br_netfilterlsmod | grep br_netfilter

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ΪÁËÈà Linux ½ÚµãµÄ iptables Äܹ»×¼È·Éó²éÇŽÓÁ÷Á¿£¬ÇëÈ·ÈÏ sysctl ÉèÖÃÖÐµÄ net.bridge.bridge-nf-call-iptables ÉèÖÃΪ 1¡£ÀýÈ磺

cat <<EOF | sudo tee /etc/modules-load.d/k8s.confoverlaybr_netfilterEOFsudo modprobe overlaysudo modprobe br_netfilter# ÉèÖÃËùÐèµÄ sysctl ²ÎÊý£¬²ÎÊýÔÚÖØÐÂÆô¶¯ºó¼á³ÖÎȹÌcat <<EOF | sudo tee /etc/sysctl.d/k8s.confnet.bridge.bridge-nf-call-iptables  = 1net.bridge.bridge-nf-call-ip6tables = 1net.ipv4.ip_forward                 = 1EOF# Ó¦Óà sysctl ²ÎÊý¶ø²»ÖØÐÂÆô¶¯sudo sysctl --system

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2£©×°ÖÃÈÝÆ÷ docker£¨ËùÓнڵ㣩

ÌáÐÑ£ºv1.24 ֮ǰµÄ Kubernetes °æ±¾°üÀ¨Óë Docker Engine µÄÖ±½Ó¼¯³É£¬Ê¹ÓÃÃûΪ dockershim µÄ×é¼þ¡£ÕâÖÖÌØÊâµÄÖ±½ÓÕûºÏ²»ÔÙÊÇ Kubernetes µÄÒ»²¿·Ö £¨Õâ´Îɾ³ý±»×÷Ϊ v1.20 ¿¯Ðа汾µÄÒ»²¿·ÖÐû²¼£©¡£Äã¿ÉÒÔÔĶÁ¼ì²é Dockershim ÆúÓÃÊÇ·ñ»áÓ°ÏìÄã ÒÔÏàʶ´Ëɾ³ý¿ÉÄÜ»áÔõÑùÓ°ÏìÄã¡£ÒªÏàʶÔõÑùʹÓà dockershim ¾ÙÐÐǨá㣬Çë²ÎÔÄ´Ó dockershim Ǩáã¡£

# ÉèÖÃyumÔ´cd /etc/yum.repos.d ; mkdir bak; mv CentOS-Linux-* bak/# centos7wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo# centos8wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-8.repo# ×°ÖÃyum-config-managerÉèÖù¤¾ßyum -y install yum-utils# ÉèÖÃyumÔ´yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo# ×°ÖÃdocker-ce°æ±¾yum install -y docker-ce# Æô¶¯systemctl start docker# ¿ª»ú×ÔÆôsystemctl enable docker# Éó²é°æ±¾ºÅdocker --version# Éó²é°æ±¾ÏêϸÐÅÏ¢docker version# Docker¾µÏñÔ´ÉèÖÃ# ÐÞ¸ÄÎļþ /etc/docker/daemon.json£¬Ã»ÓÐÕâ¸öÎļþ¾Í½¨Éè# Ìí¼ÓÒÔÏÂÄÚÈݺó£¬ÖØÆôdockerЧÀÍ£ºcat >/etc/docker/daemon.json<<EOF{   "registry-mirrors": ["http://hub-mirror.c.163.com"]}EOF# ¼ÓÔØsystemctl reload docker# Éó²ésystemctl status docker containerd

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¡¾ÎÂÜ°ÌáÐÑ¡¿dockerd ÏÖʵÕæʵŲÓõÄÕÕ¾É containerd µÄ api ½Ó¿Ú£¬containerd ÊÇ dockerd ºÍ runC Ö®¼äµÄÒ»ÆäÖÐÐĽ»Á÷×é¼þ¡£ÒÔÊÇÆô¶¯ docker ЧÀ͵Äʱ¼ä£¬Ò²»áÆô¶¯ containerd ЧÀ͵Ä¡£

3£©ÉèÖà k8s yum Ô´£¨ËùÓнڵ㣩

cat > /etc/yum.repos.d/kubernetes.repo << EOF[k8s]name=k8senabled=1gpgcheck=0baseurl=https://mirrors.aliyun.com/kubernetes/yum/repos/kubernetes-el7-x86_64/EOF

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4£©½« sandbox_image ¾µÏñÔ´ÉèÖÃΪ°¢ÀïÔÆ google_containers ¾µÏñÔ´£¨ËùÓнڵ㣩

# µ¼³öĬÈÏÉèÖã¬config.tomlÕâ¸öÎļþĬÈÏÊDz»±£´æµÄcontainerd config default > /etc/containerd/config.tomlgrep sandbox_image  /etc/containerd/config.tomlsed -i "s#k8s.gcr.io/pause#registry.aliyuncs.com/google_containers/pause#g"       /etc/containerd/config.tomlgrep sandbox_image  /etc/containerd/config.toml

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5£©ÉèÖà containerd cgroup Çý¶¯³ÌÐò systemd£¨ËùÓнڵ㣩

kubernets ×Ô£ö 1.24.0 ºó£¬¾Í²»ÔÙʹÓà docker.shim£¬Ìæ»»½ÓÄÉ containerd ×÷ΪÈÝÆ÷ÔËÐÐʱ¶Ëµã¡£Òò´ËÐèҪװÖà containerd£¨ÔÚ docker µÄ»ù´¡ÏÂ×°Öã©£¬ÉÏÃæ×°Öà docker µÄʱ¼ä¾Í×Ô¶¯×°ÖÃÁË containerd ÁË¡£ÕâÀïµÄ docker Ö»ÊÇ×÷Ϊ¿Í»§¶Ë°ÕÁË¡£ÈÝÆ÷ÒýÇæÕÕ¾É containerd¡£

sed -i 's#SystemdCgroup = false#SystemdCgroup = true#g' /etc/containerd/config.toml# Ó¦ÓÃËùÓиü¸Äºó,ÖØÐÂÆô¶¯containerdsystemctl restart containerd

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6£©×îÏÈ×°Öà kubeadm£¬kubelet ºÍ kubectl£¨master ½Úµã£©

# ²»Ö¸¶¨°æ±¾¾ÍÊÇ×îа汾£¬Ä¿½ñ×îаæ¾ÍÊÇ1.24.1yum install -y kubelet-1.24.1  kubeadm-1.24.1  kubectl-1.24.1 --disableexcludes=kubernetes# disableexcludes=kubernetes£º½ûµô³ýÁËÕâ¸ökubernetesÖ®ÍâµÄ±ðµÄ¿ÍÕ»# ÉèÖÃΪ¿ª»ú×ÔÆô²¢ÏÖÔÚÁ¬Ã¦Æô¶¯Ð§ÀÍ --now£ºÁ¬Ã¦Æô¶¯Ð§ÀÍsystemctl enable --now kubelet# Éó²é״̬£¬ÕâÀïÐèÒªÆÚ´ýÒ»¶Îʱ¼äÔÙÉó²éЧÀÍ״̬£¬Æô¶¯»áÓеãÂýsystemctl status kubelet

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kubelet.service: Main process exited, code=exited, status=1/FAILURE kubelet.service: Failed with result ‘exit-code’.

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kubectl versionyum info kubeadm

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7£©Ê¹Óà kubeadm ³õʼ»¯¼¯Èº£¨master ½Úµã£©

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docker pull registry.aliyuncs.com/google_containers/kube-apiserver:v1.24.1docker pull registry.aliyuncs.com/google_containers/kube-controller-manager:v1.24.1docker pull registry.aliyuncs.com/google_containers/kube-scheduler:v1.24.1docker pull registry.aliyuncs.com/google_containers/kube-proxy:v1.24.1docker pull registry.aliyuncs.com/google_containers/pause:3.7docker pull registry.aliyuncs.com/google_containers/etcd:3.5.3-0docker pull registry.aliyuncs.com/google_containers/coredns:v1.8.6

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kubeadm init   --apiserver-advertise-address=192.168.0.113   --image-repository registry.aliyuncs.com/google_containers   --control-plane-endpoint=cluster-endpoint   --kubernetes-version v1.24.1   --service-cidr=10.1.0.0/16   --pod-network-cidr=10.244.0.0/16   --v=5# ¨Cimage-repository string£º    Õâ¸öÓÃÓÚÖ¸¶¨´ÓʲôλÖÃÀ´À­È¡¾µÏñ£¨1.13°æ±¾²ÅÓеģ©£¬Ä¬ÈÏÖµÊÇk8s.gcr.io£¬ÎÒÃǽ«ÆäÖ¸¶¨Îªº£ÄÚ¾µÏñµØµã£ºregistry.aliyuncs.com/google_containers# ¨Ckubernetes-version string£º  Ö¸¶¨kubenets°æ±¾ºÅ£¬Ä¬ÈÏÖµÊÇstable-1£¬»áµ¼Ö´Óhttps://dl.k8s.io/release/stable-1.txtÏÂÔØ×îеİ汾ºÅ£¬ÎÒÃÇ¿ÉÒÔ½«ÆäÖ¸¶¨ÎªÀο¿°æ±¾£¨v1.22.1£©À´Ìø¹ýÍøÂçÇëÇó¡£# ¨Capiserver-advertise-address  Ö¸Ã÷Óà Master µÄÄĸö interface Óë Cluster µÄÆäËû½ÚµãͨѶ¡£ÈôÊÇ Master Óжà¸ö interface£¬½¨ÒéÃ÷È·Ö¸¶¨£¬ÈôÊDz»Ö¸¶¨£¬kubeadm »á×Ô¶¯Ñ¡ÔñÓÐĬÈÏÍø¹ØµÄ interface¡£ÕâÀïµÄipΪmaster½Úµãip£¬¼ÇµÃÌæ»»¡£# ¨Cpod-network-cidr             Ö¸¶¨ Pod ÍøÂçµÄ¹æÄ£¡£Kubernetes Ö§³Ö¶àÖÖÍøÂç¼Æ»®£¬²¢ÇÒ²î±ðÍøÂç¼Æ»®¶Ô  ¨Cpod-network-cidrÓÐ×Ô¼ºµÄÒªÇó£¬ÕâÀïÉèÖÃΪ10.244.0.0/16 ÊÇÓÉÓÚÎÒÃǽ«Ê¹Óà flannel ÍøÂç¼Æ»®£¬±ØÐèÉèÖóÉÕâ¸ö CIDR¡£# --control-plane-endpoint     cluster-endpoint ÊÇÓ³Éäµ½¸Ã IP µÄ×Ô½ç˵ DNS Ãû³Æ£¬ÕâÀïÉèÖÃhostsÓ³É䣺192.168.0.113   cluster-endpoint¡£ Õ⽫ÔÊÐíÄ㽫 --control-plane-endpoint=cluster-endpoint ת´ï¸ø kubeadm init£¬²¢½«ÏàͬµÄ DNS Ãû³Æת´ï¸ø kubeadm join¡£ ÉÔºóÄã¿ÉÒÔÐÞ¸Ä cluster-endpoint ÒÔÖ¸Ïò¸ß¿ÉÓÃÐԼƻ®ÖеĸºÔØƽºâÆ÷µÄµØµã¡£

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kubeadm resetrm -fr ~/.kube/  /etc/kubernetes/* var/lib/etcd/*kubeadm init   --apiserver-advertise-address=192.168.0.113    --image-repository registry.aliyuncs.com/google_containers   --control-plane-endpoint=cluster-endpoint   --kubernetes-version v1.24.1   --service-cidr=10.1.0.0/16   --pod-network-cidr=10.244.0.0/16   --v=5# ¨Cimage-repository string£º    Õâ¸öÓÃÓÚÖ¸¶¨´ÓʲôλÖÃÀ´À­È¡¾µÏñ£¨1.13°æ±¾²ÅÓеģ©£¬Ä¬ÈÏÖµÊÇk8s.gcr.io£¬ÎÒÃǽ«ÆäÖ¸¶¨Îªº£ÄÚ¾µÏñµØµã£ºregistry.aliyuncs.com/google_containers# ¨Ckubernetes-version string£º  Ö¸¶¨kubenets°æ±¾ºÅ£¬Ä¬ÈÏÖµÊÇstable-1£¬»áµ¼Ö´Óhttps://dl.k8s.io/release/stable-1.txtÏÂÔØ×îеİ汾ºÅ£¬ÎÒÃÇ¿ÉÒÔ½«ÆäÖ¸¶¨ÎªÀο¿°æ±¾£¨v1.22.1£©À´Ìø¹ýÍøÂçÇëÇó¡£# ¨Capiserver-advertise-address  Ö¸Ã÷Óà Master µÄÄĸö interface Óë Cluster µÄÆäËû½ÚµãͨѶ¡£ÈôÊÇ Master Óжà¸ö interface£¬½¨ÒéÃ÷È·Ö¸¶¨£¬ÈôÊDz»Ö¸¶¨£¬kubeadm »á×Ô¶¯Ñ¡ÔñÓÐĬÈÏÍø¹ØµÄ interface¡£ÕâÀïµÄipΪmaster½Úµãip£¬¼ÇµÃÌæ»»¡£# ¨Cpod-network-cidr             Ö¸¶¨ Pod ÍøÂçµÄ¹æÄ£¡£Kubernetes Ö§³Ö¶àÖÖÍøÂç¼Æ»®£¬²¢ÇÒ²î±ðÍøÂç¼Æ»®¶Ô  ¨Cpod-network-cidrÓÐ×Ô¼ºµÄÒªÇó£¬ÕâÀïÉèÖÃΪ10.244.0.0/16 ÊÇÓÉÓÚÎÒÃǽ«Ê¹Óà flannel ÍøÂç¼Æ»®£¬±ØÐèÉèÖóÉÕâ¸ö CIDR¡£# --control-plane-endpoint     cluster-endpoint ÊÇÓ³Éäµ½¸Ã IP µÄ×Ô½ç˵ DNS Ãû³Æ£¬ÕâÀïÉèÖÃhostsÓ³É䣺192.168.0.113   cluster-endpoint¡£ Õ⽫ÔÊÐíÄ㽫 --control-plane-endpoint=cluster-endpoint ת´ï¸ø kubeadm init£¬²¢½«ÏàͬµÄ DNS Ãû³Æת´ï¸ø kubeadm join¡£ ÉÔºóÄã¿ÉÒÔÐÞ¸Ä cluster-endpoint ÒÔÖ¸Ïò¸ß¿ÉÓÃÐԼƻ®ÖеĸºÔØƽºâÆ÷µÄµØµã¡£

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mkdir -p $HOME/.kubesudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/configsudo chown $(id -u):$(id -g) $HOME/.kube/config# ÔÝʱÉúЧ£¨Í˳öÄ¿½ñ´°¿ÚÖØÁ¬ÇéÐαäÁ¿Ê§Ð§£©export KUBECONFIG=/etc/kubernetes/admin.conf# ÓÀÊÀÉúЧ£¨ÍƼö£©echo "export KUBECONFIG=/etc/kubernetes/admin.conf" >> ~/.bash_profilesource  ~/.bash_profile

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“Container runtime network not ready” networkReady=”NetworkReady=false reason:NetworkPluginNotReady message:Network plugin returns error: cni plugin not initialized”

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½ÓÏÂÀ´¾ÍÊÇ×°Öà Pod ÍøÂç²å¼þ

8£©×°Öà Pod ÍøÂç²å¼þ£¨CNI£ºContainer Network Interface£©(master)

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# ×îºÃÌáÇ°ÏÂÔؾµÏñ£¨ËùÓнڵ㣩docker pull quay.io/coreos/flannel:v0.14.0kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml

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yum install -y kubelet kubeadm kubectl --disableexcludes=kubernetes# ÉèÖÃΪ¿ª»ú×ÔÆô²¢ÏÖÔÚÁ¬Ã¦Æô¶¯Ð§ÀÍ --now£ºÁ¬Ã¦Æô¶¯Ð§ÀÍsystemctl enable --now kubeletsystemctl status kubelet

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kubeadm token list

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kubeadm token create# ÔÙÉó²ékubeadm token list

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openssl x509 -pubkey -in /etc/kubernetes/pki/ca.crt | openssl rsa -pubin -outform der 2>/dev/null | openssl dgst -sha256 -hex | sed 's/^.* //'

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kubeadm token create --print-join-command

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ÕâÀïÐèÒªÆÚ´ýÒ»¶Îʱ¼ä£¬ÔÙÉó²é½Úµã½Úµã״̬£¬ÓÉÓÚÐèҪװÖà kube-proxy ºÍ flannel¡£ÁíÍ⣬ËÑË÷ÃñÖÚºÅÊÖÒÕÉçÇøºǫ́»Ø¸´¡°Linux¡±£¬»ñÈ¡Ò»·Ý¾ªÏ²Àñ°ü¡£

kubectl get pods -Akubectl get nodes

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10£©ÉèÖà IPVS

¡¾ÎÊÌâ¡¿¼¯ÈºÄÚÎÞ·¨ ping ͨ ClusterIP£¨»ò ServiceName£©

1¡¢¼ÓÔØ ip_vs Ïà¹ØÄÚºËÄ£¿é

modprobe -- ip_vsmodprobe -- ip_vs_shmodprobe -- ip_vs_rrmodprobe -- ip_vs_wrr

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ËùÓнڵãÑéÖ¤¿ªÆôÁË ipvs£º

lsmod |grep ip_vs

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2¡¢×°Öà ipvsadm ¹¤¾ß

yum install ipset ipvsadm -y

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3¡¢±à¼­ kube-proxy ÉèÖÃÎļþ£¬mode ÐÞ¸Ä³É ipvs

kubectl edit  configmap -n kube-system  kube-proxy

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4¡¢ÖØÆô kube-proxy

# ÏÈÉó²ékubectl get pod -n kube-system | grep kube-proxy# ÔÙdeleteÈÃËü×ÔÀ­Æðkubectl get pod -n kube-system | grep kube-proxy |awk '{system("kubectl delete pod "$1" -n kube-system")}'# ÔÙÉó²ékubectl get pod -n kube-system | grep kube-proxy

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5¡¢Éó²é ipvs ת·¢¹æÔò

ipvsadm -Ln

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11£©¼¯Èº¸ß¿ÉÓÃÉèÖÃ

ÉèÖø߿ÉÓã¨HA£©Kubernetes ¼¯ÈºÊµÏÖµÄÁ½Öּƻ®£º

ʹÓöѵþ£¨stacked£©¿ØÖÆƽÃæ½Úµã£¬ÆäÖÐ etcd ½ÚµãÓë¿ØÖÆƽÃæ½Úµã¹²´æ£¨±¾ÕÂʹÓã©£¬¼Ü¹¹Í¼ÈçÏ£º

Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

ʹÓÃÍⲿ etcd ½Úµã£¬ÆäÖÐ etcd ÔÚÓë¿ØÖÆƽÃæ²î±ðµÄ½ÚµãÉÏÔËÐУ¬¼Ü¹¹Í¼ÈçÏ£º

Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

ÕâÀïÐÂÔöһ̨»úе×÷ΪÁíÍâÒ»¸ö master ½Úµã£º192.168.0.116 ÉèÖøúÉÏÃæ master ½ÚµãÒ»Ñù¡£Ö»ÊDz»ÐèÒª×îºóÒ»²½³õʼ»¯ÁË¡£

1¡¢ÐÞ¸ÄÖ÷»úÃûºÍÉèÖà hosts

ËùÓнڵ㶼ͳһÈçÏÂÉèÖãº

# ÔÚ192.168.0.113Ö´ÐÐhostnamectl set-hostname  k8s-master-168-0-113# ÔÚ192.168.0.114Ö´ÐÐhostnamectl set-hostname k8s-node1-168-0-114# ÔÚ192.168.0.115Ö´ÐÐhostnamectl set-hostname k8s-node2-168-0-115# ÔÚ192.168.0.116Ö´ÐÐhostnamectl set-hostname k8s-master2-168-0-116

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ÉèÖÃ hosts

cat >> /etc/hosts<<EOF192.168.0.113 k8s-master-168-0-113 cluster-endpoint192.168.0.114 k8s-node1-168-0-114192.168.0.115 k8s-node2-168-0-115192.168.0.116 k8s-master2-168-0-116EOF

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2¡¢ÉèÖà ssh »¥ÐÅ

# Ö±½ÓÒ»Ö±»Ø³µ¾ÍÐÐssh-keygenssh-copy-id -i ~/.ssh/id_rsa.pub root@k8s-master-168-0-113ssh-copy-id -i ~/.ssh/id_rsa.pub root@k8s-node1-168-0-114ssh-copy-id -i ~/.ssh/id_rsa.pub root@k8s-node2-168-0-115ssh-copy-id -i ~/.ssh/id_rsa.pub root@k8s-master2-168-0-116

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3¡¢Ê±¼äͬ²½

yum install chrony -ysystemctl start chronydsystemctl enable chronydchronyc sources

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7¡¢¹Ø±Õ·À»ðǽ

systemctl stop firewalldsystemctl disable firewalld

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4¡¢¹Ø±Õ swap

# ÔÝʱ¹Ø±Õ£»¹Ø±ÕswapÖ÷ÒªÊÇΪÁËÐÔÄÜ˼Á¿swapoff -a# ¿ÉÒÔͨ¹ýÕâ¸öÏÂÁîÉó²éswapÊÇ·ñ¹Ø±ÕÁËfree# ÓÀÊÀ¹Ø±Õsed -ri 's/.*swap.*/#&/' /etc/fstab

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5¡¢½ûÓÃ SELinux

# ÔÝʱ¹Ø±Õsetenforce 0# ÓÀÊÀ½ûÓÃsed -i 's/^SELINUX=enforcing$/SELINUX=disabled/' /etc/selinux/config

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6¡¢ÔÊÐí iptables ¼ì²éÇŽÓÁ÷Á¿£¨¿ÉÑ¡£¬ËùÓнڵ㣩

ÈôÒªÏÔʽ¼ÓÔØ´ËÄ£¿é£¬ÇëÔËÐÐ sudo modprobe br_netfilter£¬Í¨¹ýÔËÐÐ lsmod | grep br_netfilter À´ÑéÖ¤ br_netfilter Ä£¿éÊÇ·ñÒѼÓÔØ£¬

sudo modprobe br_netfilterlsmod | grep br_netfilter

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ΪÁËÈà Linux ½ÚµãµÄ iptables Äܹ»×¼È·Éó²éÇŽÓÁ÷Á¿£¬ÇëÈ·ÈÏ sysctl ÉèÖÃÖÐµÄ net.bridge.bridge-nf-call-iptables ÉèÖÃΪ 1¡£ÀýÈ磺

cat <<EOF | sudo tee /etc/modules-load.d/k8s.confoverlaybr_netfilterEOFsudo modprobe overlaysudo modprobe br_netfilter# ÉèÖÃËùÐèµÄ sysctl ²ÎÊý£¬²ÎÊýÔÚÖØÐÂÆô¶¯ºó¼á³ÖÎȹÌcat <<EOF | sudo tee /etc/sysctl.d/k8s.confnet.bridge.bridge-nf-call-iptables  = 1net.bridge.bridge-nf-call-ip6tables = 1net.ipv4.ip_forward                 = 1EOF# Ó¦Óà sysctl ²ÎÊý¶ø²»ÖØÐÂÆô¶¯sudo sysctl --system

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7¡¢×°ÖÃÈÝÆ÷ docker£¨ËùÓнڵ㣩

ÌáÐÑ£ºv1.24 ֮ǰµÄ Kubernetes °æ±¾°üÀ¨Óë Docker Engine µÄÖ±½Ó¼¯³É£¬Ê¹ÓÃÃûΪ dockershim µÄ×é¼þ¡£ÕâÖÖÌØÊâµÄÖ±½ÓÕûºÏ²»ÔÙÊÇ Kubernetes µÄÒ»²¿·Ö £¨Õâ´Îɾ³ý±»×÷Ϊ v1.20 ¿¯Ðа汾µÄÒ»²¿·ÖÐû²¼£©¡£Äã¿ÉÒÔÔĶÁ¼ì²é Dockershim ÆúÓÃÊÇ·ñ»áÓ°ÏìÄã ÒÔÏàʶ´Ëɾ³ý¿ÉÄÜ»áÔõÑùÓ°ÏìÄã¡£ÒªÏàʶÔõÑùʹÓà dockershim ¾ÙÐÐǨá㣬Çë²ÎÔÄ´Ó dockershim Ǩáã¡£

# ÉèÖÃyumÔ´cd /etc/yum.repos.d ; mkdir bak; mv CentOS-Linux-* bak/# centos7wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo# centos8wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-8.repo# ×°ÖÃyum-config-managerÉèÖù¤¾ßyum -y install yum-utils# ÉèÖÃyumÔ´yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo# ×°ÖÃdocker-ce°æ±¾yum install -y docker-ce# Æô¶¯systemctl start docker# ¿ª»ú×ÔÆôsystemctl enable docker# Éó²é°æ±¾ºÅdocker --version# Éó²é°æ±¾ÏêϸÐÅÏ¢docker version# Docker¾µÏñÔ´ÉèÖÃ# ÐÞ¸ÄÎļþ /etc/docker/daemon.json£¬Ã»ÓÐÕâ¸öÎļþ¾Í½¨Éè# Ìí¼ÓÒÔÏÂÄÚÈݺó£¬ÖØÆôdockerЧÀÍ£ºcat >/etc/docker/daemon.json<<EOF{   "registry-mirrors": ["http://hub-mirror.c.163.com"]}EOF# ¼ÓÔØsystemctl reload docker# Éó²ésystemctl status docker containerd

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¡¾ÎÂÜ°ÌáÐÑ¡¿dockerd ÏÖʵÕæʵŲÓõÄÕÕ¾É containerd µÄ api ½Ó¿Ú£¬containerd ÊÇ dockerd ºÍ runC Ö®¼äµÄÒ»ÆäÖÐÐĽ»Á÷×é¼þ¡£ÒÔÊÇÆô¶¯ docker ЧÀ͵Äʱ¼ä£¬Ò²»áÆô¶¯ containerd ЧÀ͵Ä¡£

8¡¢ÉèÖà k8s yum Ô´£¨ËùÓнڵ㣩

cat > /etc/yum.repos.d/kubernetes.repo << EOF[k8s]name=k8senabled=1gpgcheck=0baseurl=https://mirrors.aliyun.com/kubernetes/yum/repos/kubernetes-el7-x86_64/EOF

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9¡¢½« sandbox_image ¾µÏñÔ´ÉèÖÃΪ°¢ÀïÔÆ google_containers ¾µÏñÔ´£¨ËùÓнڵ㣩

# µ¼³öĬÈÏÉèÖã¬config.tomlÕâ¸öÎļþĬÈÏÊDz»±£´æµÄcontainerd config default > /etc/containerd/config.tomlgrep sandbox_image  /etc/containerd/config.tomlsed -i "s#k8s.gcr.io/pause#registry.aliyuncs.com/google_containers/pause#g"       /etc/containerd/config.tomlgrep sandbox_image  /etc/containerd/config.toml

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10¡¢ÉèÖà containerd cgroup Çý¶¯³ÌÐò systemd

kubernets ×Ô£ö 1.24.0 ºó£¬¾Í²»ÔÙʹÓà docker.shim£¬Ìæ»»½ÓÄÉ containerd ×÷ΪÈÝÆ÷ÔËÐÐʱ¶Ëµã¡£Òò´ËÐèҪװÖà containerd£¨ÔÚ docker µÄ»ù´¡ÏÂ×°Öã©£¬ÉÏÃæ×°Öà docker µÄʱ¼ä¾Í×Ô¶¯×°ÖÃÁË containerd ÁË¡£ÕâÀïµÄ docker Ö»ÊÇ×÷Ϊ¿Í»§¶Ë°ÕÁË¡£ÈÝÆ÷ÒýÇæÕÕ¾É containerd¡£

sed -i 's#SystemdCgroup = false#SystemdCgroup = true#g' /etc/containerd/config.toml# Ó¦ÓÃËùÓиü¸Äºó,ÖØÐÂÆô¶¯containerdsystemctl restart containerd

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11¡¢×îÏÈ×°Öà kubeadm£¬kubelet ºÍ kubectl£¨master ½Úµã£©

# ²»Ö¸¶¨°æ±¾¾ÍÊÇ×îа汾£¬Ä¿½ñ×îаæ¾ÍÊÇ1.24.1yum install -y kubelet-1.24.1  kubeadm-1.24.1  kubectl-1.24.1 --disableexcludes=kubernetes# disableexcludes=kubernetes£º½ûµô³ýÁËÕâ¸ökubernetesÖ®ÍâµÄ±ðµÄ¿ÍÕ»# ÉèÖÃΪ¿ª»ú×ÔÆô²¢ÏÖÔÚÁ¬Ã¦Æô¶¯Ð§ÀÍ --now£ºÁ¬Ã¦Æô¶¯Ð§ÀÍsystemctl enable --now kubelet# Éó²é״̬£¬ÕâÀïÐèÒªÆÚ´ýÒ»¶Îʱ¼äÔÙÉó²éЧÀÍ״̬£¬Æô¶¯»áÓеãÂýsystemctl status kubelet# Éó²é°æ±¾kubectl versionyum info kubeadm

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12¡¢¼ÓÈë k8s ¼¯Èº

# Ö¤ÈôÊÇÓâÆÚÁË£¬¿ÉÒÔʹÓÃÏÂÃæÏÂÁîÌìÉúÐÂÖ¤ÊéÉÏ´«£¬ÕâÀï»á´òÓ¡³öcertificate key£¬ºóÃæ»áÓõ½kubeadm init phase upload-certs --upload-certs# Ä㻹¿ÉÒÔÔÚ ¡¾init¡¿Ê±´úÖ¸¶¨×Ô½ç˵µÄ --certificate-key£¬ÒÔºó¿ÉÒÔÓÉ join ʹÓᣠҪÌìÉúÕâÑùµÄÃÜÔ¿£¬¿ÉÒÔʹÓÃÒÔÏÂÏÂÁÕâÀï²»Ö´ÐУ¬¾ÍÓÃÉÏÃæË­ÈË×ÔÏÂÁî¾Í¿ÉÒÔÁË£©£ºkubeadm certs certificate-keykubeadm token create --print-join-commandkubeadm join cluster-endpoint:6443 --token wswrfw.fc81au4yvy6ovmhh --discovery-token-ca-cert-hash sha256:43a3924c25104d4393462105639f6a02b8ce284728775ef9f9c30eed8e0abc0f --control-plane --certificate-key 8d2709697403b74e35d05a420bd2c19fd8c11914eb45f2ff22937b245bed5b68# --control-plane ±ê¼Ç֪ͨ kubeadm join ½¨ÉèÒ»¸öеĿØÖÆƽÃæ¡£¼ÓÈëmaster±ØÐè¼ÓÕâ¸ö±ê¼Ç# --certificate-key ... ½«µ¼Ö´Ӽ¯ÈºÖÐµÄ kubeadm-certs Secret ÏÂÔØ¿ØÖÆƽÃæÖ¤Ê鲢ʹÓøø¶¨µÄÃÜÔ¿¾ÙÐнâÃÜ¡£ÕâÀïµÄÖµ¾ÍÊÇÉÏÃæÕâ¸öÏÂÁkubeadm init phase upload-certs --upload-certs£©´òÓ¡³öµÄkey¡£

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ƾ֤ÌáÐÑÖ´ÐÐÈçÏÂÏÂÁ

mkdir -p $HOME/.kubesudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/configsudo chown $(id -u):$(id -g) $HOME/.kube/config

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Éó²é

kubectl get nodeskubectl get pods -A -owide

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Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

ËäÈ»ÏÖÔÚÒѾ­ÓÐÁ½¸ö master ÁË£¬¿ÉÊǶÔÍâÕÕ¾ÉÖ»ÄÜÓÐÒ»¸öÈë¿ÚµÄ£¬ÒÔÊÇ»¹µÃÒªÒ»¸ö¸ºÔØƽºâÆ÷£¬ÈôÊÇÒ»¸ö master ¹ÒÁË£¬»á×Ô¶¯Çе½ÁíÍâÒ»¸ö master ½Úµã¡£

12£©°²ÅÅ Nginx+Keepalived ¸ß¿ÉÓøºÔØƽºâÆ÷

Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

1¡¢×°Öà Nginx ºÍ Keepalived

# ÔÚÁ½¸ömaster½ÚµãÉÏÖ´ÐÐyum install nginx keepalived -y

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2¡¢Nginx ÉèÖÃ

ÔÚÁ½¸ö master ½ÚµãÉèÖÃ

cat > /etc/nginx/nginx.conf << "EOF"user nginx;worker_processes auto;error_log /var/log/nginx/error.log;pid /run/nginx.pid;include /usr/share/nginx/modules/*.conf;events {    worker_connections 1024;}# ËIJ㸺ÔØƽºâ£¬ÎªÁ½Ì¨Master apiserver×é¼þÌṩ¸ºÔØƽºâstream {    log_format  main  '$remote_addr $upstream_addr - [$time_local] $status $upstream_bytes_sent';    access_log  /var/log/nginx/k8s-access.log  main;    upstream k8s-apiserver {    # Master APISERVER IP:PORT       server 192.168.0.113:6443;    # Master2 APISERVER IP:PORT       server 192.168.0.116:6443;    }    server {       listen 16443;       proxy_pass k8s-apiserver;    }}http {    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '                      '$status $body_bytes_sent "$http_referer" '                      '"$http_user_agent" "$http_x_forwarded_for"';    access_log  /var/log/nginx/access.log  main;    sendfile            on;    tcp_nopush          on;    tcp_nodelay         on;    keepalive_timeout   65;    types_hash_max_size 2048;    include             /etc/nginx/mime.types;    default_type        application/octet-stream;    server {        listen       80 default_server;        server_name  _;        location / {        }    }}EOF

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¡¾ÎÂÜ°ÌáÐÑ¡¿ÈôÊÇÖ»°ü¹Ü¸ß¿ÉÓ㬲»ÉèÖà k8s-apiserver ¸ºÔØƽºâµÄ»°£¬¿ÉÒÔ²»×° nginx£¬¿ÉÊÇ×îºÃÕÕ¾ÉÉèÖÃһϠk8s-apiserver ¸ºÔØƽºâ¡£

3¡¢Keepalived ÉèÖã¨master£©

cat > /etc/keepalived/keepalived.conf << EOFglobal_defs {   notification_email {     acassen@firewall.loc     failover@firewall.loc     sysadmin@firewall.loc   }   notification_email_from fage@qq.com   smtp_server 127.0.0.1   smtp_connect_timeout 30   router_id NGINX_MASTER}vrrp_script check_nginx {    script "/etc/keepalived/check_nginx.sh"}vrrp_instance VI_1 {    state MASTER    interface ens33    virtual_router_id 51 # VRRP ·ÓÉ IDʵÀý£¬Ã¿¸öʵÀýÊÇΨһµÄ    priority 100    # ÓÅÏȼ¶£¬±¸Ð§ÀÍÆ÷ÉèÖà 90    advert_int 1    # Ö¸¶¨VRRP ÐÄÌø°üͨ¸æ¾àÀëʱ¼ä£¬Ä¬ÈÏ1Ãë    authentication {        auth_type PASS        auth_pass 1111    }    # ÐéÄâIP    virtual_ipaddress {        192.168.0.120/24    }    track_script {        check_nginx    }}EOF

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vrrp_script£ºÖ¸¶¨¼ì²é nginx ÊÂÇé״̬¾ç±¾£¨Æ¾Ö¤ nginx ״̬ÅжÏÊÇ·ñ¹ÊÕÏתÒÆ£©

virtual_ipaddress£ºÐéÄâ IP£¨VIP£©

¼ì²é nginx ״̬¾ç±¾£º

cat > /etc/keepalived/check_nginx.sh  << "EOF"#!/bin/bashcount=$(ps -ef |grep nginx |egrep -cv "grep|$$")if [ "$count" -eq 0 ];then    exit 1else    exit 0fiEOFchmod +x /etc/keepalived/check_nginx.sh

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4¡¢Keepalived ÉèÖã¨backup£©

cat > /etc/keepalived/keepalived.conf << EOFglobal_defs {   notification_email {     acassen@firewall.loc     failover@firewall.loc     sysadmin@firewall.loc   }   notification_email_from fage@qq.com   smtp_server 127.0.0.1   smtp_connect_timeout 30   router_id NGINX_BACKUP}vrrp_script check_nginx {    script "/etc/keepalived/check_nginx.sh"}vrrp_instance VI_1 {    state BACKUP    interface ens33    virtual_router_id 51 # VRRP ·ÓÉ IDʵÀý£¬Ã¿¸öʵÀýÊÇΨһµÄ    priority 90    advert_int 1    authentication {        auth_type PASS        auth_pass 1111    }    virtual_ipaddress {        192.168.0.120/24    }    track_script {        check_nginx    }}EOF

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¼ì²é nginx ״̬¾ç±¾£º

cat > /etc/keepalived/check_nginx.sh  << "EOF"#!/bin/bashcount=$(ps -ef |grep nginx |egrep -cv "grep|$$")if [ "$count" -eq 0 ];then    exit 1else    exit 0fiEOFchmod +x /etc/keepalived/check_nginx.sh

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5¡¢Æô¶¯²¢ÉèÖÿª»úÆô¶¯

systemctl daemon-reloadsystemctl restart nginx && systemctl enable nginx && systemctl status nginxsystemctl restart keepalived && systemctl enable keepalived && systemctl status keepalived

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Éó²é VIP

ip a

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6¡¢ÐÞ¸Ä hosts£¨ËùÓнڵ㣩

½« cluster-endpoint ֮ǰִÐÐµÄ ip ÐÞ¸ÄÖ´ÐÐÏÖÔÚµÄ VIP

192.168.0.113 k8s-master-168-0-113192.168.0.114 k8s-node1-168-0-114192.168.0.115 k8s-node2-168-0-115192.168.0.116 k8s-master2-168-0-116192.168.0.120 cluster-endpoint

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7¡¢²âÊÔÑéÖ¤

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curl -k https://cluster-endpoint:16443/version

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¸ß¿ÉÓòâÊÔÑéÖ¤£¬½« k8s-master-168-0-113 ½Úµã¹Ø»ú

shutdown -h nowcurl -k https://cluster-endpoint:16443/versionkubectl get nodes -Akubectl get pods -A

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¡¾ÎÂÜ°ÌáÐÑ¡¿¶Ñµþ¼¯Èº±£´æñîºÏʧ°ÜµÄΣº¦¡£ÈôÊÇÒ»¸ö½Úµã±¬·¢¹ÊÕÏ£¬Ôò etcd ³ÉÔ±ºÍ¿ØÖÆƽÃæʵÀý¶¼½«É¥Ê§£¬ ²¢ÇÒÈßÓà»áÊܵ½Ó°Ïì¡£Äã¿ÉÒÔͨ¹ýÌí¼Ó¸ü¶à¿ØÖÆƽÃæ½ÚµãÀ´½µµÍ´ËΣº¦¡£

Èý¡¢k8s ÖÎÀíƽ̨ dashboard ÇéÐΰ²ÅÅ

1£©dashboard °²ÅÅ

GitHub µØµã£ºhttps://github.com/kubernetes/dashboard

kubectl apply -f https://raw.githubusercontent.com/kubernetes/dashboard/v2.6.0/aio/deploy/recommended.yamlkubectl get pods -n kubernetes-dashboard

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¿ÉÊÇÕâ¸öÖ»ÄÜÄÚ²¿»á¼û£¬ÒÔÊÇÒªÍⲿ»á¼û£¬ÒªÃ´°²ÅÅ ingress£¬ÒªÃ´¾ÍÊÇÉèÖà service NodePort ÀàÐÍ¡£ÕâÀïÑ¡Ôñ service ̻¶¶Ë¿Ú¡£ÁíÍ⣬ËÑË÷ÃñÖںűà³ÌÊÖÒÕȦºǫ́»Ø¸´¡°1024¡±£¬»ñÈ¡Ò»·Ý¾ªÏ²Àñ°ü¡£

wget https://raw.githubusercontent.com/kubernetes/dashboard/v2.6.0/aio/deploy/recommended.yaml

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# Copyright 2017 The Kubernetes Authors.## 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## Unless required by applicable law or agreed to in writing, software# distributed under the License is distributed on an "AS IS" BASIS,# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.# See the License for the specific language governing permissions and# limitations under the License.apiVersion: v1kind: Namespacemetadata:  name: kubernetes-dashboard---apiVersion: v1kind: ServiceAccountmetadata:  labels:    k8s-app: kubernetes-dashboard  name: kubernetes-dashboard  namespace: kubernetes-dashboard---kind: ServiceapiVersion: v1metadata:  labels:    k8s-app: kubernetes-dashboard  name: kubernetes-dashboard  namespace: kubernetes-dashboardspec:  type: NodePort  ports:    - port: 443      targetPort: 8443      nodePort: 31443  selector:    k8s-app: kubernetes-dashboard---apiVersion: v1kind: Secretmetadata:  labels:    k8s-app: kubernetes-dashboard  name: kubernetes-dashboard-certs  namespace: kubernetes-dashboardtype: Opaque---apiVersion: v1kind: Secretmetadata:  labels:    k8s-app: kubernetes-dashboard  name: kubernetes-dashboard-csrf  namespace: kubernetes-dashboardtype: Opaquedata:  csrf: ""---apiVersion: v1kind: Secretmetadata:  labels:    k8s-app: kubernetes-dashboard  name: kubernetes-dashboard-key-holder  namespace: kubernetes-dashboardtype: Opaque---kind: ConfigMapapiVersion: v1metadata:  labels:    k8s-app: kubernetes-dashboard  name: kubernetes-dashboard-settings  namespace: kubernetes-dashboard---kind: RoleapiVersion: rbac.authorization.k8s.io/v1metadata:  labels:    k8s-app: kubernetes-dashboard  name: kubernetes-dashboard  namespace: kubernetes-dashboardrules:  # Allow Dashboard to get, update and delete Dashboard exclusive secrets.  - apiGroups: [""]    resources: ["secrets"]    resourceNames: ["kubernetes-dashboard-key-holder", "kubernetes-dashboard-certs", "kubernetes-dashboard-csrf"]    verbs: ["get", "update", "delete"]    # Allow Dashboard to get and update 'kubernetes-dashboard-settings' config map.  - apiGroups: [""]    resources: ["configmaps"]    resourceNames: ["kubernetes-dashboard-settings"]    verbs: ["get", "update"]    # Allow Dashboard to get metrics.  - apiGroups: [""]    resources: ["services"]    resourceNames: ["heapster", "dashboard-metrics-scraper"]    verbs: ["proxy"]  - apiGroups: [""]    resources: ["services/proxy"]    resourceNames: ["heapster", "http:heapster:", "https:heapster:", "dashboard-metrics-scraper", "http:dashboard-metrics-scraper"]    verbs: ["get"]---kind: ClusterRoleapiVersion: rbac.authorization.k8s.io/v1metadata:  labels:    k8s-app: kubernetes-dashboard  name: kubernetes-dashboardrules:  # Allow Metrics Scraper to get metrics from the Metrics server  - apiGroups: ["metrics.k8s.io"]    resources: ["pods", "nodes"]    verbs: ["get", "list", "watch"]---apiVersion: rbac.authorization.k8s.io/v1kind: RoleBindingmetadata:  labels:    k8s-app: kubernetes-dashboard  name: kubernetes-dashboard  namespace: kubernetes-dashboardroleRef:  apiGroup: rbac.authorization.k8s.io  kind: Role  name: kubernetes-dashboardsubjects:  - kind: ServiceAccount    name: kubernetes-dashboard    namespace: kubernetes-dashboard---apiVersion: rbac.authorization.k8s.io/v1kind: ClusterRoleBindingmetadata:  name: kubernetes-dashboardroleRef:  apiGroup: rbac.authorization.k8s.io  kind: ClusterRole  name: kubernetes-dashboardsubjects:  - kind: ServiceAccount    name: kubernetes-dashboard    namespace: kubernetes-dashboard---kind: DeploymentapiVersion: apps/v1metadata:  labels:    k8s-app: kubernetes-dashboard  name: kubernetes-dashboard  namespace: kubernetes-dashboardspec:  replicas: 1  revisionHistoryLimit: 10  selector:    matchLabels:      k8s-app: kubernetes-dashboard  template:    metadata:      labels:        k8s-app: kubernetes-dashboard    spec:      securityContext:        seccompProfile:          type: RuntimeDefault      containers:        - name: kubernetes-dashboard          image: kubernetesui/dashboard:v2.6.0          imagePullPolicy: Always          ports:            - containerPort: 8443              protocol: TCP          args:            - --auto-generate-certificates            - --namespace=kubernetes-dashboard            # Uncomment the following line to manually specify Kubernetes API server Host            # If not specified, Dashboard will attempt to auto discover the API server and connect            # to it. Uncomment only if the default does not work.            # - --apiserver-host=http://my-address:port          volumeMounts:            - name: kubernetes-dashboard-certs              mountPath: /certs              # Create on-disk volume to store exec logs            - mountPath: /tmp              name: tmp-volume          livenessProbe:            httpGet:              scheme: HTTPS              path: /              port: 8443            initialDelaySeconds: 30            timeoutSeconds: 30          securityContext:            allowPrivilegeEscalation: false            readOnlyRootFilesystem: true            runAsUser: 1001            runAsGroup: 2001      volumes:        - name: kubernetes-dashboard-certs          secret:            secretName: kubernetes-dashboard-certs        - name: tmp-volume          emptyDir: {}      serviceAccountName: kubernetes-dashboard      nodeSelector:        "kubernetes.io/os": linux      # Comment the following tolerations if Dashboard must not be deployed on master      tolerations:        - key: node-role.kubernetes.io/master          effect: NoSchedule---kind: ServiceapiVersion: v1metadata:  labels:    k8s-app: dashboard-metrics-scraper  name: dashboard-metrics-scraper  namespace: kubernetes-dashboardspec:  ports:    - port: 8000      targetPort: 8000  selector:    k8s-app: dashboard-metrics-scraper---kind: DeploymentapiVersion: apps/v1metadata:  labels:    k8s-app: dashboard-metrics-scraper  name: dashboard-metrics-scraper  namespace: kubernetes-dashboardspec:  replicas: 1  revisionHistoryLimit: 10  selector:    matchLabels:      k8s-app: dashboard-metrics-scraper  template:    metadata:      labels:        k8s-app: dashboard-metrics-scraper    spec:      securityContext:        seccompProfile:          type: RuntimeDefault      containers:        - name: dashboard-metrics-scraper          image: kubernetesui/metrics-scraper:v1.0.8          ports:            - containerPort: 8000              protocol: TCP          livenessProbe:            httpGet:              scheme: HTTP              path: /              port: 8000            initialDelaySeconds: 30            timeoutSeconds: 30          volumeMounts:          - mountPath: /tmp            name: tmp-volume          securityContext:            allowPrivilegeEscalation: false            readOnlyRootFilesystem: true            runAsUser: 1001            runAsGroup: 2001      serviceAccountName: kubernetes-dashboard      nodeSelector:        "kubernetes.io/os": linux      # Comment the following tolerations if Dashboard must not be deployed on master      tolerations:        - key: node-role.kubernetes.io/master          effect: NoSchedule      volumes:        - name: tmp-volume          emptyDir: {}

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kubectl delete -f recommended.yamlkubectl apply -f recommended.yamlkubectl get svc,pods -n kubernetes-dashboard

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Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

2£©½¨ÉèµÇÈÎÃü»§

cat >ServiceAccount.yaml<<EOFapiVersion: v1kind: ServiceAccountmetadata:  name: admin-user  namespace: kubernetes-dashboard---apiVersion: rbac.authorization.k8s.io/v1kind: ClusterRoleBindingmetadata:  name: admin-userroleRef:  apiGroup: rbac.authorization.k8s.io  kind: ClusterRole  name: cluster-adminsubjects:- kind: ServiceAccount  name: admin-user  namespace: kubernetes-dashboardEOFkubectl apply -f ServiceAccount.yaml

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½¨Éè²¢»ñÈ¡µÇ¼ token

kubectl -n kubernetes-dashboard create token admin-user

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3£©ÉèÖà hosts µÇ¼ dashboard web

192.168.0.120 cluster-endpoint

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µÇ¼£ºhttps://cluster-endpoint:31443

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ÊäÈëÉÏÃ潨ÉèµÄ token µÇ¼

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ËÄ¡¢k8s ¾µÏñ¿ÍÕ» harbor ÇéÐΰ²ÅÅ

GitHub µØµã£ºhttps://github.com/helm/helm/releases

ÕâʹÓà helm ×°Öã¬ÒÔÊǵÃÏÈ×°Öà helm

1£©×°Öà helm

mkdir -p /opt/k8s/helm && cd /opt/k8s/helmwget https://get.helm.sh/helm-v3.9.0-rc.1-linux-amd64.tar.gztar -xf helm-v3.9.0-rc.1-linux-amd64.tar.gzln -s /opt/k8s/helm/linux-amd64/helm /usr/bin/helmhelm versionhelm help

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2£©ÉèÖà hosts

192.168.0.120 myharbor.com

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3£©½¨Éè stl Ö¤Êé

mkdir /opt/k8s/helm/stl && cd /opt/k8s/helm/stl# ÌìÉú CA Ö¤Êé˽Կopenssl genrsa -out ca.key 4096# ÌìÉú CA Ö¤Êéopenssl req -x509 -new -nodes -sha512 -days 3650  -subj "/C=CN/ST=Guangdong/L=Shenzhen/O=harbor/OU=harbor/CN=myharbor.com"  -key ca.key  -out ca.crt# ½¨ÉèÓòÃûÖ¤Ê飬ÌìÉú˽Կopenssl genrsa -out myharbor.com.key 4096# ÌìÉúÖ¤ÊéÊðÃûÇëÇó CSRopenssl req -sha512 -new     -subj "/C=CN/ST=Guangdong/L=Shenzhen/O=harbor/OU=harbor/CN=myharbor.com"     -key myharbor.com.key     -out myharbor.com.csr# ÌìÉú x509 v3 À©Õ¹cat > v3.ext <<-EOFauthorityKeyIdentifier=keyid,issuerbasicConstraints=CA:FALSEkeyUsage = digitalSignature, nonRepudiation, keyEncipherment, dataEnciphermentextendedKeyUsage = serverAuthsubjectAltName = @alt_names[alt_names]DNS.1=myharbor.comDNS.2=*.myharbor.comDNS.3=hostnameEOF#½¨Éè Harbor »á¼ûÖ¤Êéopenssl x509 -req -sha512 -days 3650     -extfile v3.ext     -CA ca.crt -CAkey ca.key -CAcreateserial     -in myharbor.com.csr     -out myharbor.com.crt

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4£©×°Öà ingress

ingress ¹Ù·½ÍøÕ¾£ºhttps://kubernetes.github.io/ingress-nginx/

ingress ¿ÍÕ»µØµã£ºhttps://github.com/kubernetes/ingress-nginx

°²ÅÅÎĵµ£ºhttps://kubernetes.github.io/ingress-nginx/deploy/

1¡¢Í¨¹ý helm °²ÅÅ

helm upgrade --install ingress-nginx ingress-nginx   --repo https://kubernetes.github.io/ingress-nginx   --namespace ingress-nginx --create-namespace

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2¡¢Í¨¹ý YAML Îļþ×°Ö㨱¾ÕÂʹÓÃÕâ¸ö·½·¨×°Öà ingress£©

kubectl apply -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/controller-v1.2.0/deploy/static/provider/cloud/deploy.yaml

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ÈôÊÇÏÂÔؾµÏñʧ°Ü£¬¿ÉÒÔÓÃÒÔÏ·½·¨Ð޸ľµÏñµØµãÔÙ×°ÖÃ

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# ¿ÉÒÔÏȰѾµÏñÏÂÔØ£¬ÔÙ×°ÖÃ
docker pull registry.cn-hangzhou.aliyuncs.com/google_containers/nginx-ingress-controller:v1.2.0
docker pull registry.cn-hangzhou.aliyuncs.com/google_containers/kube-webhook-certgen:v1.1.1

wget https://raw.githubusercontent.com/kubernetes/ingress-nginx/controller-v1.2.0/deploy/static/provider/cloud/deploy.yaml
# Ð޸ľµÏñµØµã
sed -i 's@k8s.gcr.io/ingress-nginx/controller:v1.2.0(.*)@registry.cn-hangzhou.aliyuncs.com/google_containers/nginx-ingress-controller:v1.2.0@' deploy.yaml
sed -i 's@k8s.gcr.io/ingress-nginx/kube-webhook-certgen:v1.1.1(.*)$@registry.cn-hangzhou.aliyuncs.com/google_containers/kube-webhook-certgen:v1.1.1@' deploy.yaml

###»¹ÐèÒªÐÞ¸ÄÁ½µØ·½
#1¡¢kind: ÀàÐÍÐ޸ijÉDaemonSet£¬replicas: ×¢Ïúµô£¬ÓÉÓÚDaemonSetģʽ»áÿ¸ö½ÚµãÔËÐÐÒ»¸öpod
#2¡¢ÔÚÌí¼ÓÒ»Ìõ£ºhostnetwork£ºtrue
#3¡¢°ÑLoadBalancerÐ޸ijÉNodePort
#4¡¢ÔÚ--validating-webhook-keyÏÂÃæÌí¼Ó- --watch-ingress-without-class=true
#5¡¢ÉèÖÃmaster½Úµã¿Éµ÷Àí
kubectl taint nodes k8s-master-168-0-113 node-role.kubernetes.io/control-plane:NoSchedule-
kubectl taint nodes k8s-master2-168-0-116 node-role.kubernetes.io/control-plane:NoSchedule-

kubectl apply -f deploy.yaml

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Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

5£©×°Öà nfs

1¡¢ËùÓнڵã×°Öà nfs

yum -y install  nfs-utils rpcbind

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2¡¢ÔÚ master ½Úµã½¨Éè¹²ÏíĿ¼²¢ÊÚȨ

mkdir /opt/nfsdata
# ÊÚȨ¹²ÏíĿ¼
chmod 666 /opt/nfsdata

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3¡¢ÉèÖà exports Îļþ

cat > /etc/exports<<EOF
/opt/nfsdata *(rw,no_root_squash,no_all_squash,sync)
EOF
# ÉèÖÃÉúЧ
exportfs -r

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exportfs ÏÂÁî

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-r ÖØйÒÔØ

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-v ÏÔʾ¹²ÏíĿ¼ ÒÔϲÙ×÷ÔÚЧÀͶËÉÏ

4¡¢Æô¶¯ rpc ºÍ nfs£¨¿Í»§¶ËÖ»ÐèÒªÆô¶¯ rpc ЧÀÍ£©£¨×¢ÖØ˳Ðò£©

systemctl start rpcbind
systemctl start nfs-server
systemctl enable rpcbind
systemctl enable nfs-server

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showmount -e
# VIP
showmount -e 192.168.0.120

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-e ÏÔʾ NFS ЧÀÍÆ÷µÄ¹²ÏíÁбí

-a ÏÔʾ±¾»ú¹ÒÔصÄÎļþ×ÊÔ´µÄÇéÐÎ NFS ×ÊÔ´µÄÇéÐÎ

-v ÏÔʾ°æ±¾ºÅ

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# ×°ÖÃ
yum -y install  nfs-utils rpcbind
# Æô¶¯rpcЧÀÍ
systemctl start rpcbind
systemctl enable rpcbind
# ½¨Éè¹ÒÔØĿ¼
mkdir /mnt/nfsdata
# ¹ÒÔØ
echo "192.168.0.120:/opt/nfsdata /mnt/nfsdata     nfs    defaults  0 1">> /etc/fstab
mount -a

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6¡¢rsync Êý¾Ýͬ²½

¡¾1¡¿rsync ×°ÖÃ
# Á½Í·¶¼µÃ×°ÖÃ
yum -y install rsync

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ÔÚ/etc/rsyncd.conf ÖÐÌí¼Ó

cat >/etc/rsyncd.conf<<EOF
uid = root
gid = root
#½ûïÀÔÚԴĿ¼
use chroot = yes
#¼àÌýµØµã
address = 192.168.0.113
#¼àÌýµØµãtcp/udp 873£¬¿Éͨ¹ýcat /etc/services | grep rsyncÉó²é
port 873
#ÈÕÖ¾ÎļþλÖÃ
log file = /var/log/rsyncd.log
#´æ·ÅÀú³Ì ID µÄÎļþλÖÃ
pid file = /var/run/rsyncd.pid
#ÔÊÐí»á¼ûµÄ¿Í»§»úµØµã
hosts allow = 192.168.0.0/16
#¹²ÏíÄ£¿éÃû³Æ
[nfsdata]
#ԴĿ¼µÄÏÖʵ·¾¶
path = /opt/nfsdata
comment = Document Root of www.kgc.com
#Ö¸¶¨¿Í»§¶ËÊÇ·ñ¿ÉÒÔÉÏ´«Îļþ£¬Ä¬È϶ÔËùÓÐÄ£¿éΪ true
read only = yes
#ͬ²½Ê±²»ÔÙѹËõµÄÎļþÀàÐÍ
dont compress = *.gz *.bz2 *.tgz *.zip *.rar *.z
#ÊÚȨÕË»§£¬¶à¸öÕ˺ÅÒÔ¿Õ¸ñÍÑÀ룬²»¼ÓÔòΪÄäÃû£¬²»ÒÀÀµÏµÍ³Õ˺Å
auth users = backuper
#´æ·ÅÕË»§ÐÅÏ¢µÄÊý¾ÝÎļþ
secrets file = /etc/rsyncd_users.db
EOF

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ÉèÖÃ rsyncd_users.db

cat >/etc/rsyncd_users.db<<EOF
backuper:123456
EOF
#¹Ù·½ÒªÇó£¬×îºÃÖ»ÊǸ³È¨600£¡
chmod 600 /etc/rsyncd_users.db

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rsyncd.conf ²ÎÊý

rsyncd.conf ²ÎÊý ²ÎÊý˵Ã÷
uid=root rsync ʹÓõÄÓû§¡£
gid=root rsync ʹÓõÄÓû§×飨Óû§ËùÔÚµÄ×飩
use chroot=no ÈôÊÇΪ true£¬daemon »áÔÚ¿Í»§¶Ë´«ÊäÎļþÇ°¡°chroot to the path¡±¡£ÕâÊÇÒ»ÖÖÇå¾²ÉèÖã¬ÓÉÓÚÎÒÃÇ´ó´ó¶¼¶¼ÔÚÄÚÍø£¬ÒÔÊDz»ÅäҲû¹Øϵ
max connections=200 ÉèÖÃ×î´óÅþÁ¬Êý£¬Ä¬ÈÏ 0£¬Òâ˼ÎÞÏÞÖÆ£¬¸ºÖµÎª¹Ø±ÕÕâ¸öÄ£¿é
timeout=400 ĬÒÔΪ 0£¬ÌåÏÖ no timeout£¬½¨Òé 300-600£¨5-10 ·ÖÖÓ£©
pid file rsync daemon Æô¶¯ºó½«ÆäÀú³Ì pid дÈë´ËÎļþ¡£ÈôÊÇÕâ¸öÎļþ±£´æ£¬rsync ²»»áÁýÕÖ¸ÃÎļþ£¬¶øÊÇ»áÖÕÖ¹
lock file Ö¸¶¨ lock ÎļþÓÃÀ´Ö§³Ö¡°max connections¡±²ÎÊý£¬Ê¹µÃ×ÜÅþÁ¬Êý²»»áÁè¼ÝÏÞÖÆ
log file ²»Éè»òÕßÉèÖùýʧ£¬rsync »áʹÓà rsyslog Êä³öÏà¹ØÈÕÖ¾ÐÅÏ¢
ignore errors ºöÂÔ I/O ¹ýʧ
read only=false Ö¸¶¨¿Í»§¶ËÊÇ·ñ¿ÉÒÔÉÏ´«Îļþ£¬Ä¬È϶ÔËùÓÐÄ£¿éΪ true
list=false ÊÇ·ñÔÊÐí¿Í»§¶Ë¿ÉÒÔÉó²é¿ÉÓÃÄ£¿éÁбí£¬Ä¬ÒÔΪ¿ÉÒÔ
hosts allow Ö¸¶¨¿ÉÒÔÁªÏµµÄ¿Í»§¶ËÖ÷»úÃû»òºÍ ip µØµã»òµØµã¶Î£¬Ä¬ÈÏÇéÐÎûÓд˲ÎÊý£¬¼´¶¼¿ÉÒÔÅþÁ¬
hosts deny Ö¸¶¨²»¿ÉÒÔÁªÏµµÄ¿Í»§¶ËÖ÷»úÃû»ò ip µØµã»òµØµã¶Î£¬Ä¬ÈÏÇéÐÎûÓд˲ÎÊý£¬¼´¶¼¿ÉÒÔÅþÁ¬
auth users Ö¸¶¨ÒÔ¿Õ¸ñ»ò¶ººÅÍÑÀëµÄÓû§¿ÉÒÔʹÓÃÄÄЩÄ£¿é£¬Óû§²»ÐèÒªÔÚÍâµØϵͳÖб£´æ¡£Ä¬ÒÔΪËùÓÐÓû§ÎÞÃÜÂë»á¼û
secrets file Ö¸¶¨Óû§ÃûºÍÃÜÂë´æ·ÅµÄÎļþ£¬ÃûÌã»Óû§Ãû£»ÃÜÂ룬ÃÜÂë²»Áè¼Ý 8 λ
[backup] ÕâÀï¾ÍÊÇÄ£¿éÃû³Æ£¬ÐèÓÃÖÐÀ¨ºÅÀ©ÆðÀ´£¬ÆðÃû³ÆûÓÐÌØÊâÒªÇ󣬵«×îºÃÊÇÓÐÒâÒåµÄÃû³Æ£¬±ãÓÚÒÔºóά»¤
path Õâ¸öÄ£¿éÖУ¬daemon ʹÓõÄÎļþϵͳ»òĿ¼£¬Ä¿Â¼µÄȨÏÞҪעÖغÍÉèÖÃÎļþÖеÄȨÏÞÒ»Ö£¬²»È»»áÓöµ½¶ÁдµÄÎÊÌâ
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rsync --help

rsync [Ñ¡Ïî]  ԭʼλÖà   Ä¿µÄλÖÃ

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-r    µÝ¹éģʽ£¬°üÀ¨Ä¿Â¼¼°×ÓĿ¼ÖеÄËùÓÐÎļþ
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-t    ±£´æÎļþµÄʱ¼ä±ê¼Ç
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-H    ±£´æÓ²Á´½ÓÎļþ
-A    ±£´æACLÊôÐÔÐÅÏ¢
-D    ±£´æ×°±¸Îļþ¼°ÆäËûÌØÊâÎļþ
--delete  ɾ³ýÄ¿µÄλÖÃÓжøԭʼλÖÃûÓеÄÎļþ
--checksum  ƾ֤¹¤¾ßµÄУÑéºÍÀ´¾öÒéÊÇ·ñÌø¹ýÎļþ

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¡¾5¡¿Æô¶¯Ð§ÀÍ£¨Êý¾ÝÔ´»úе£©
#rsync¼àÌý¶Ë¿Ú£º873
#rsyncÔËÐÐģʽ£ºC/S
rsync --daemon --config=/etc/rsyncd.conf
netstat -tnlp|grep :873

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¡¾6¡¿Ö´ÐÐÏÂÁîͬ²½Êý¾Ý
# ÔÚÄ¿µÄ»úеÉÏÖ´ÐÐ
# rsync -avz Óû§Ãû@Ô´Ö÷»úµØµã/ԴĿ¼ Ä¿µÄĿ¼
rsync -avz root@192.168.0.113:/opt/nfsdata/* /opt/nfsdata/

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¡¾7¡¿crontab ׼ʱͬ²½
# ÉèÖÃcrontab£¬ ÿÎå·ÖÖÓͬ²½Ò»´Î£¬ÕâÖÖ·½·¨Ç·ºÃ
*/5 * * * * rsync -avz root@192.168.0.113:/opt/nfsdata/* /opt/nfsdata/

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¡¾ÎÂÜ°ÌáÐÑ¡¿crontab ׼ʱͬ²½Êý¾Ý²»Ì«ºÃ£¬¿ÉÒÔʹÓÃrsync+inotify×öÊý¾Ýʵʱͬ²½£¬ÕâÀïƪ·ùÓе㳤ÁË£¬ÏȲ»½²£¬ÈôÊǺóÃæÓÐʱ¼ä»á³öһƪµ¥¶ÀÎÄÕÂÀ´½²¡£

6£©½¨Éè nfs provisioner ºÍ³¤ÆÚ»¯´æ´¢ SC

¡¾ÎÂÜ°ÌáÐÑ¡¿ÕâÀï¸úÎÒ֮ǰµÄÎÄÕÂÓеã²î±ð£¬Ö®Ç°µÄ·½·¨Ò²²»ÊÊÓÃа汾¡£

GitHub µØµã£ºhttps://github.com/kubernetes-sigs/nfs-subdir-external-provisioner

helm °²ÅÅ nfs-subdir-external-provisioner

1¡¢Ìí¼Ó helm ¿ÍÕ»

helm repo add nfs-subdir-external-provisioner https://kubernetes-sigs.github.io/nfs-subdir-external-provisioner/

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2¡¢helm ×°ÖÃ nfs provisioner

¡¾ÎÂÜ°ÌáÐÑ¡¿Ä¬ÈϾµÏñÊÇÎÞ·¨»á¼ûµÄ£¬ÕâÀïʹÓà dockerhub ËÑË÷µ½µÄ¾µÏñwilldockerhub/nfs-subdir-external-provisioner:v4.0.2£¬ÉÐÓоÍÊÇ StorageClass ²»·ÖÃüÃû¿Õ¼ä£¬ËùÓÐÔÚËùÓÐÃüÃû¿Õ¼ä϶¼¿ÉÒÔʹÓá£

helm install nfs-subdir-external-provisioner nfs-subdir-external-provisioner/nfs-subdir-external-provisioner 
  --namespace=nfs-provisioner 
  --create-namespace 
  --set image.repository=willdockerhub/nfs-subdir-external-provisioner 
  --set image.tag=v4.0.2 
  --set replicaCount=2 
  --set storageClass.name=nfs-client 
  --set storageClass.defaultClass=true 
  --set nfs.server=192.168.0.120 
  --set nfs.path=/opt/nfsdata

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¡¾ÎÂÜ°ÌáÐÑ¡¿ÉÏÃæ nfs.server ÉèÖÃΪ VIP£¬¿ÉʵÏָ߿ÉÓá£

3¡¢Éó²é

kubectl get pods,deploy,sc -n nfs-provisioner

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Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

7£©°²ÅÅ Harbor£¨Https ·½·¨£©

1¡¢½¨Éè Namespace

kubectl create ns harbor

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2¡¢½¨ÉèÖ¤ÊéÃØÔ¿

kubectl create secret tls myharbor.com --key myharbor.com.key --cert myharbor.com.crt -n harbor
kubectl get secret myharbor.com -n harbor

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3¡¢Ìí¼Ó Chart ¿â

helm repo add harbor https://helm.goharbor.io

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4¡¢Í¨¹ý helm ×°Öà harbor

helm install myharbor --namespace harbor harbor/harbor 
  --set expose.ingress.hosts.core=myharbor.com 
  --set expose.ingress.hosts.notary=notary.myharbor.com 
  --set-string expose.ingress.annotations.'nginx.org/client-max-body-size'="1024m" 
  --set expose.tls.secretName=myharbor.com 
  --set persistence.persistentVolumeClaim.registry.storageClass=nfs-client 
  --set persistence.persistentVolumeClaim.jobservice.storageClass=nfs-client 
  --set persistence.persistentVolumeClaim.database.storageClass=nfs-client 
  --set persistence.persistentVolumeClaim.redis.storageClass=nfs-client 
  --set persistence.persistentVolumeClaim.trivy.storageClass=nfs-client 
  --set persistence.persistentVolumeClaim.chartmuseum.storageClass=nfs-client 
  --set persistence.enabled=true 
  --set externalURL=https://myharbor.com 
  --set harborAdminPassword=Harbor12345

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ÕâÀïÉÔµÈÒ»¶Îʱ¼äÔÚÉó²é×ÊԴ״̬

kubectl get ingress,svc,pods,pvc -n harbor

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Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

5¡¢ingress ûÓÐ ADDRESS ÎÊÌâ½â¾ö

¡¾ÆÊÎö¡¿£¬·¢Ã÷”error: endpoints ¡°default-http-backend¡± not found”

cat << EOF > default-http-backend.yaml
---

apiVersion: apps/v1
kind: Deployment
metadata:
  name: default-http-backend
  labels:
    app: default-http-backend
  namespace: harbor
spec:
  replicas: 1
  selector:
    matchLabels:
      app: default-http-backend
  template:
    metadata:
      labels:
        app: default-http-backend
    spec:
      terminationGracePeriodSeconds: 60
      containers:
      - name: default-http-backend
        # Any image is permissible as long as:
        # 1. It serves a 404 page at /
        # 2. It serves 200 on a /healthz endpoint
        image: registry.cn-hangzhou.aliyuncs.com/google_containers/defaultbackend:1.4
#        image: gcr.io/google_containers/defaultbackend:1.4
        livenessProbe:
          httpGet:
            path: /healthz
            port: 8080
            scheme: HTTP
          initialDelaySeconds: 30
          timeoutSeconds: 5
        ports:
        - containerPort: 8080
        resources:
          limits:
            cpu: 10m
            memory: 20Mi
          requests:
            cpu: 10m
            memory: 20Mi
---

apiVersion: v1
kind: Service
metadata:
  name: default-http-backend
  namespace: harbor
  labels:
    app: default-http-backend
spec:
  ports:
  - port: 80
    targetPort: 8080
  selector:
    app: default-http-backend
EOF
kubectl apply -f default-http-backend.yaml

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6¡¢Ð¶ÔØÖØа²ÅÅ

# жÔØ
helm uninstall myharbor -n harbor
kubectl get pvc -n harbor| awk 'NR!=1{print $1}' | xargs kubectl delete pvc -n harbor

# °²ÅÅ
helm install myharbor --namespace harbor harbor/harbor 
  --set expose.ingress.hosts.core=myharbor.com 
  --set expose.ingress.hosts.notary=notary.myharbor.com 
  --set-string expose.ingress.annotations.'nginx.org/client-max-body-size'="1024m" 
  --set expose.tls.secretName=myharbor.com 
  --set persistence.persistentVolumeClaim.registry.storageClass=nfs-client 
  --set persistence.persistentVolumeClaim.jobservice.storageClass=nfs-client 
  --set persistence.persistentVolumeClaim.database.storageClass=nfs-client 
  --set persistence.persistentVolumeClaim.redis.storageClass=nfs-client 
  --set persistence.persistentVolumeClaim.trivy.storageClass=nfs-client 
  --set persistence.persistentVolumeClaim.chartmuseum.storageClass=nfs-client 
  --set persistence.enabled=true 
  --set externalURL=https://myharbor.com 
  --set harborAdminPassword=Harbor12345

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Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

5¡¢»á¼û harbor

https://myharbor.com

Õ˺Å/ÃÜÂ룺admin/Harbor12345

Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

6¡¢harbor ³£¼û²Ù×÷

¡¾1¡¿½¨ÉèÏîÄ¿ bigdata

Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

¡¾2¡¿ÉèÖÃ˽ÓпÍÕ»

ÔÚÎļþ/etc/docker/daemon.jsonÌí¼ÓÈçÏÂÄÚÈÝ£º

"insecure-registries":["https://myharbor.com"]

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ÖØÆô docker

systemctl restart docker

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¡¾3¡¿Ð§ÀÍÆ÷ÉϵǼ harbor
docker login https://myharbor.com
#Õ˺Å/ÃÜÂ룺admin/Harbor12345

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Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

¡¾4¡¿´ò±êÇ©²¢°Ñ¾µÏñÉÏ´«µ½ harbor
docker tag rancher/pause:3.6 myharbor.com/bigdata/pause:3.6
docker push myharbor.com/bigdata/pause:3.6

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7¡¢ÐÞ¸Ä containerd ÉèÖÃ

ÒÔǰʹÓà docker-engine µÄʱ¼ä£¬Ö»ÐèÒªÐÞ¸Ä/etc/docker/daemon.json ¾ÍÐУ¬¿ÉÊÇаæµÄ k8s ÒѾ­Ê¹Óà containerd ÁË£¬ÒÔÊÇÕâÀïÐèÒª×öÏà¹ØÉèÖã¬Òª²»È» containerd »áʧ°Ü¡£Ö¤Ê飨ca.crt£©¿ÉÒÔÔÚÒ³ÃæÉÏÏÂÔØ£º

Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

½¨ÉèÓòÃûĿ¼

mkdir /etc/containerd/myharbor.com
cp ca.crt /etc/containerd/myharbor.com/

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ÉèÖÃÎļþ£º/etc/containerd/config.toml

[plugins."io.containerd.grpc.v1.cri".registry]
      config_path = ""

      [plugins."io.containerd.grpc.v1.cri".registry.auths]

      [plugins."io.containerd.grpc.v1.cri".registry.configs]
        [plugins."io.containerd.grpc.v1.cri".registry.configs."myharbor.com".tls]
          ca_file = "/etc/containerd/myharbor.com/ca.crt"
        [plugins."io.containerd.grpc.v1.cri".registry.configs."myharbor.com".auth]
          username = "admin"
          password = "Harbor12345"

      [plugins."io.containerd.grpc.v1.cri".registry.headers]

      [plugins."io.containerd.grpc.v1.cri".registry.mirrors]
        [plugins."io.containerd.grpc.v1.cri".registry.mirrors."myharbor.com"]
          endpoint = ["https://myharbor.com"]

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Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

ÖØÆô containerd

#ÖØмÓÔØÉèÖÃ
systemctl daemon-reload
#ÖØÆôcontainerd
systemctl restart containerd

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¼òÆÓʹÓÃ

# °Ñdocker»»³Écrictl ¾ÍÐУ¬ÏÂÁ²îδ¼¸
crictl pull myharbor.com/bigdata/mysql:5.7.38

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Ö´ÐÐ crictl ±¨ÈçϹýʧµÄ½â¾ö²½·¥

WARN[0000] image connect using default endpoints: [unix:///var/run/dockershim.sock unix:///run/containerd/containerd.sock unix:///run/crio/crio.sock unix:///var/run/cri-dockerd.sock]. As the default settings are now deprecated, you should set the endpoint instead.
ERRO[0000] unable to determine image API version: rpc error: code = Unavailable desc = connection error: desc = "transport: Error while dialing dial unix /var/run/dockershim.sock: connect: no such file or directory"

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Õâ¸ö±¨´íÊÇ docker µÄ±¨´í£¬ÕâÀïûʹÓã¬ÒÔÊÇÕâ¸ö¹ýʧ²»Ó°ÏìʹÓ㬿ÉÊÇÕվɽâ¾öºÃµã£¬½â¾öÒªÁìÈçÏ£º

cat <<EOF> /etc/crictl.yaml
runtime-endpoint: unix:///run/containerd/containerd.sock
image-endpoint: unix:///run/containerd/containerd.sock
timeout: 10
debug: false
EOF

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ÔÙ´ÎÀ­È¡¾µÏñ

crictl pull myharbor.com/bigdata/mysql:5.7.38

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Ïê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡

Kubernetes£¨k8s£©×îаæ×îÍêÕû°æ»ù´¡ÇéÐΰ²ÅÅ+master ¸ß¿ÉÓÃʵÏÖÏêϸ°ì·¨¾Íµ½ÕâÀïÁË£¬ÓÐÒÉÎʵÄСͬ°é½Ó´ý¸øÎÒÁôÑÔŶ~

ÒÔÉϾÍÊÇÏê½â K8S ¸ß¿ÉÓð²ÅÅ£¬³¬Ïêϸ£¡µÄÏêϸÄÚÈÝ£¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡

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