From 11827298f0e428496a950f303654cb41266d0717 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=EB=B3=80=EC=A0=95=ED=9B=88?= Date: Thu, 13 Jul 2023 11:57:31 +0900 Subject: [PATCH] Kubernetes Cluster Reset Role Add --- README.md | 16 +++++- cmoa_install.yaml | 6 ++- inventory | 10 ++-- roles/cmoa_install/tasks/worker-directory.yml | 2 + .../tasks/00-centos-os-main.yml | 4 +- roles/cmoa_reset/README.md | 38 ++++++++++++++ roles/cmoa_reset/defaults/main.yml | 2 + roles/cmoa_reset/handlers/main.yml | 2 + roles/cmoa_reset/meta/main.yml | 52 +++++++++++++++++++ roles/cmoa_reset/tasks/main.yml | 51 ++++++++++++++++++ roles/cmoa_reset/tests/inventory | 2 + roles/cmoa_reset/tests/test.yml | 5 ++ roles/cmoa_reset/vars/main.yml | 2 + 13 files changed, 182 insertions(+), 10 deletions(-) create mode 100644 roles/cmoa_reset/README.md create mode 100644 roles/cmoa_reset/defaults/main.yml create mode 100644 roles/cmoa_reset/handlers/main.yml create mode 100644 roles/cmoa_reset/meta/main.yml create mode 100644 roles/cmoa_reset/tasks/main.yml create mode 100644 roles/cmoa_reset/tests/inventory create mode 100644 roles/cmoa_reset/tests/test.yml create mode 100644 roles/cmoa_reset/vars/main.yml diff --git a/README.md b/README.md index 1fb1d09..cd197c6 100644 --- a/README.md +++ b/README.md @@ -12,7 +12,7 @@ : 각 서버 IP - cmoa_install.yaml - : 이미 kubernetes가깔려있다면 "- role: cmoa_os_setting" 주석 처리 + : 이미 kubernetes가깔려있다면 `- role: cmoa_os_setting` 주석 처리 - roles/cmoa_install/defaults/main.yml : cmoa_version: relx.x.x @@ -22,3 +22,17 @@ : ansible-playbook cmoa_install.yaml or : ansible-playbook cmoa_install.yaml -i + +4. Kubernetes Cluster 리셋 방법 +- cmoa_install.yaml +``` +--- +- hosts: cluster + become: true + gather_facts: true + environment: + KUBECONFIG: /root/.kube/ansible_config + roles: + - role: cmoa_reset +``` +위와 같이 `- role: cmoa_reset` 만 활성화 후 3번 실행 diff --git a/cmoa_install.yaml b/cmoa_install.yaml index 5f466c0..6de4af9 100755 --- a/cmoa_install.yaml +++ b/cmoa_install.yaml @@ -5,5 +5,7 @@ environment: KUBECONFIG: /root/.kube/ansible_config roles: - - role: cmoa_install - delegate_to: 127.0.0.1 + #- role: cmoa_reset + #- role: cmoa_os_setting + #- role: cmoa_install + #delegate_to: 127.0.0.1 diff --git a/inventory b/inventory index 5b969cd..e1e09cf 100755 --- a/inventory +++ b/inventory @@ -1,11 +1,11 @@ [master] -10.10.43.200 +10.10.43.227 [worker1] -10.10.43.201 +10.10.43.228 [worker2] -10.10.43.202 +10.10.43.229 [cluster:children] master @@ -15,7 +15,7 @@ worker2 [master:vars] kubernetes_role="master" -runtime="containerd" +runtime="docker" [worker1:vars] kubernetes_role="node" @@ -23,4 +23,4 @@ runtime="containerd" [worker2:vars] kubernetes_role="node" -runtime="containerd" +runtime="crio" diff --git a/roles/cmoa_install/tasks/worker-directory.yml b/roles/cmoa_install/tasks/worker-directory.yml index 5b14eab..372b9e1 100644 --- a/roles/cmoa_install/tasks/worker-directory.yml +++ b/roles/cmoa_install/tasks/worker-directory.yml @@ -19,6 +19,7 @@ - /media/data/redis/redis-data-1 - /media/data/rabbitmq when: inventory_hostname in groups["worker1"] + delegate_to: "{{ inventory_hostname }}" - name: make worker2 directory ansible.builtin.file: @@ -41,3 +42,4 @@ - /media/data/redis/redis-data-1 - /media/data/redis/redis-data-2 when: inventory_hostname in groups["worker2"] + delegate_to: "{{ inventory_hostname }}" diff --git a/roles/cmoa_os_setting/tasks/00-centos-os-main.yml b/roles/cmoa_os_setting/tasks/00-centos-os-main.yml index 5740729..63b79b3 100644 --- a/roles/cmoa_os_setting/tasks/00-centos-os-main.yml +++ b/roles/cmoa_os_setting/tasks/00-centos-os-main.yml @@ -6,7 +6,7 @@ - name: Install yum packages yum: - name: ['cloud-utils', 'ca-certificates', 'socat', 'conntrack', 'gnupg', 'bash-completion', 'net-tools'] + name: ['yum-utils', 'ca-certificates', 'socat', 'conntrack', 'gnupg', 'bash-completion', 'net-tools'] state: present - name: Disable firewalld @@ -74,4 +74,4 @@ - name: Disable SELinux ansible.posix.selinux: - state: disabled \ No newline at end of file + state: disabled diff --git a/roles/cmoa_reset/README.md b/roles/cmoa_reset/README.md new file mode 100644 index 0000000..225dd44 --- /dev/null +++ b/roles/cmoa_reset/README.md @@ -0,0 +1,38 @@ +Role Name +========= + +A brief description of the role goes here. + +Requirements +------------ + +Any pre-requisites that may not be covered by Ansible itself or the role should be mentioned here. For instance, if the role uses the EC2 module, it may be a good idea to mention in this section that the boto package is required. + +Role Variables +-------------- + +A description of the settable variables for this role should go here, including any variables that are in defaults/main.yml, vars/main.yml, and any variables that can/should be set via parameters to the role. Any variables that are read from other roles and/or the global scope (ie. hostvars, group vars, etc.) should be mentioned here as well. + +Dependencies +------------ + +A list of other roles hosted on Galaxy should go here, plus any details in regards to parameters that may need to be set for other roles, or variables that are used from other roles. + +Example Playbook +---------------- + +Including an example of how to use your role (for instance, with variables passed in as parameters) is always nice for users too: + + - hosts: servers + roles: + - { role: username.rolename, x: 42 } + +License +------- + +BSD + +Author Information +------------------ + +An optional section for the role authors to include contact information, or a website (HTML is not allowed). diff --git a/roles/cmoa_reset/defaults/main.yml b/roles/cmoa_reset/defaults/main.yml new file mode 100644 index 0000000..2647029 --- /dev/null +++ b/roles/cmoa_reset/defaults/main.yml @@ -0,0 +1,2 @@ +--- +# defaults file for cmoa_reset diff --git a/roles/cmoa_reset/handlers/main.yml b/roles/cmoa_reset/handlers/main.yml new file mode 100644 index 0000000..ee61947 --- /dev/null +++ b/roles/cmoa_reset/handlers/main.yml @@ -0,0 +1,2 @@ +--- +# handlers file for cmoa_reset diff --git a/roles/cmoa_reset/meta/main.yml b/roles/cmoa_reset/meta/main.yml new file mode 100644 index 0000000..c572acc --- /dev/null +++ b/roles/cmoa_reset/meta/main.yml @@ -0,0 +1,52 @@ +galaxy_info: + author: your name + description: your role description + company: your company (optional) + + # If the issue tracker for your role is not on github, uncomment the + # next line and provide a value + # issue_tracker_url: http://example.com/issue/tracker + + # Choose a valid license ID from https://spdx.org - some suggested licenses: + # - BSD-3-Clause (default) + # - MIT + # - GPL-2.0-or-later + # - GPL-3.0-only + # - Apache-2.0 + # - CC-BY-4.0 + license: license (GPL-2.0-or-later, MIT, etc) + + min_ansible_version: 2.1 + + # If this a Container Enabled role, provide the minimum Ansible Container version. + # min_ansible_container_version: + + # + # Provide a list of supported platforms, and for each platform a list of versions. + # If you don't wish to enumerate all versions for a particular platform, use 'all'. + # To view available platforms and versions (or releases), visit: + # https://galaxy.ansible.com/api/v1/platforms/ + # + # platforms: + # - name: Fedora + # versions: + # - all + # - 25 + # - name: SomePlatform + # versions: + # - all + # - 1.0 + # - 7 + # - 99.99 + + galaxy_tags: [] + # List tags for your role here, one per line. A tag is a keyword that describes + # and categorizes the role. Users find roles by searching for tags. Be sure to + # remove the '[]' above, if you add tags to this list. + # + # NOTE: A tag is limited to a single word comprised of alphanumeric characters. + # Maximum 20 tags per role. + +dependencies: [] + # List your role dependencies here, one per line. Be sure to remove the '[]' above, + # if you add dependencies to this list. diff --git a/roles/cmoa_reset/tasks/main.yml b/roles/cmoa_reset/tasks/main.yml new file mode 100644 index 0000000..7b18738 --- /dev/null +++ b/roles/cmoa_reset/tasks/main.yml @@ -0,0 +1,51 @@ +--- +- name: Reset Kubernetes Cluster + command: kubeadm reset -f + ignore_errors: yes + +- name: Remove Kubernetes configuration files + file: + path: "{{ item }}" + state: absent + loop: + - /etc/kubernetes + - /var/lib/etcd + - /var/lib/kubelet + - /var/lib/dockershim + - /var/run/kubernetes + - /var/run/dockershim + - /media/data + - /media/cloudmoa + +- name: Remove kubectl package + package: + name: kubectl + state: absent + +- name: Remove kubeadm package + package: + name: kubeadm + state: absent + +- name: Remove kubelet package + package: + name: kubelet + state: absent + +- name: Remove docker + package: + name: docker* + state: absent + when: runtime == "docker" + +- name: Remove containerd + package: + name: containerd + state: absent + when: runtime == "containerd" + +- name: Remove crio + package: + name: crio + state: absent + when: runtime == "crio" diff --git a/roles/cmoa_reset/tests/inventory b/roles/cmoa_reset/tests/inventory new file mode 100644 index 0000000..878877b --- /dev/null +++ b/roles/cmoa_reset/tests/inventory @@ -0,0 +1,2 @@ +localhost + diff --git a/roles/cmoa_reset/tests/test.yml b/roles/cmoa_reset/tests/test.yml new file mode 100644 index 0000000..207dbe4 --- /dev/null +++ b/roles/cmoa_reset/tests/test.yml @@ -0,0 +1,5 @@ +--- +- hosts: localhost + remote_user: root + roles: + - cmoa_reset diff --git a/roles/cmoa_reset/vars/main.yml b/roles/cmoa_reset/vars/main.yml new file mode 100644 index 0000000..374be26 --- /dev/null +++ b/roles/cmoa_reset/vars/main.yml @@ -0,0 +1,2 @@ +--- +# vars file for cmoa_reset