diff options
Diffstat (limited to 'roles/kubernetes/kubeadm/base')
-rw-r--r-- | roles/kubernetes/kubeadm/base/tasks/main.yml | 34 | ||||
-rw-r--r-- | roles/kubernetes/kubeadm/base/templates/haproxy.cfg.j2 | 36 |
2 files changed, 66 insertions, 4 deletions
diff --git a/roles/kubernetes/kubeadm/base/tasks/main.yml b/roles/kubernetes/kubeadm/base/tasks/main.yml index 2d9b9eed..8e913560 100644 --- a/roles/kubernetes/kubeadm/base/tasks/main.yml +++ b/roles/kubernetes/kubeadm/base/tasks/main.yml @@ -2,6 +2,8 @@ - name: install kubeadm and kubectl apt: name: + - haproxy + - hatop - "kubeadm{% if kubernetes.pkg_version is defined %}={{ kubernetes.pkg_version }}{% endif %}" - "kubectl{% if kubernetes.pkg_version is defined %}={{ kubernetes.pkg_version }}{% endif %}" state: present @@ -16,19 +18,43 @@ selection: hold - name: set kubelet node-ip + when: kubernetes_overlay_node_ip is defined lineinfile: name: "/etc/default/kubelet" regexp: '^KUBELET_EXTRA_ARGS=' - line: 'KUBELET_EXTRA_ARGS=--node-ip={{ kubernetes.pod_ip_range | ipsubnet(kubernetes.pod_ip_range_size, kubernetes.net_index[inventory_hostname]) | ipaddr(1) | ipaddr("address") }}' + line: 'KUBELET_EXTRA_ARGS=--node-ip={{ kubernetes_overlay_node_ip }}' + create: yes -- name: add kubectl/kubeadm completion for shells +- name: add kubeadm completion for shells loop: - zsh - bash blockinfile: path: "/root/.{{ item }}rc" create: yes - marker: "### {mark} ANSIBLE MANAGED BLOCK for kubectl ###" + marker: "### {mark} ANSIBLE MANAGED BLOCK for kubeadm ###" content: | - source <(kubectl completion {{ item }}) source <(kubeadm completion {{ item }}) + +- name: configure haproxy + template: + src: haproxy.cfg.j2 + dest: /etc/haproxy/haproxy.cfg + register: haproxy_config + +- name: (re)start haproxy + systemd: + name: haproxy + state: "{% if haproxy_config is changed %}restarted{% else %}started{% endif %}" + enabled: yes + +- name: add hatop config for shells + loop: + - zsh + - bash + blockinfile: + path: "/root/.{{ item }}rc" + create: yes + marker: "### {mark} ANSIBLE MANAGED BLOCK for hatop ###" + content: | + alias hatop="hatop -s /var/run/haproxy/admin.sock" diff --git a/roles/kubernetes/kubeadm/base/templates/haproxy.cfg.j2 b/roles/kubernetes/kubeadm/base/templates/haproxy.cfg.j2 new file mode 100644 index 00000000..3de6ac00 --- /dev/null +++ b/roles/kubernetes/kubeadm/base/templates/haproxy.cfg.j2 @@ -0,0 +1,36 @@ +global + log /dev/log local0 + log /dev/log local1 notice + chroot /var/lib/haproxy + stats socket /run/haproxy/admin.sock mode 660 level admin expose-fd listeners + stats timeout 30s + user haproxy + group haproxy + daemon + +frontend kube_api +{% if '_kubernetes_masters_' in group_names %} + bind *:6443 +{% else %} + bind 127.0.0.1:6443 +{% endif %} + mode tcp + timeout client 3h + default_backend kube_api + +backend kube_api + mode tcp +{% if '_kubernetes_masters_' in group_names %} + balance first +{% else %} + balance roundrobin +{% endif %} + option log-health-checks + option httpchk GET /healthz + http-check expect string ok + default-server inter 5s fall 3 rise 2 + timeout connect 5s + timeout server 3h +{% for master in groups['_kubernetes_masters_'] %} + server {{ hostvars[master].inventory_hostname }} {{ hostvars[master].kubernetes_overlay_node_ip | default(hostvars[master].ansible_default_ipv4.address) }}:6442 {% if master == inventory_hostname %}id 1{% endif %} check check-ssl verify none +{% endfor %} |