From 5994dee9a8b3b1ee97f9e3b3529fd32ffb896187 Mon Sep 17 00:00:00 2001 From: Kenny Woodson Date: Tue, 16 Sep 2014 13:15:48 -0400 Subject: Initial Commit. Sharing is caring --- roles/kubernetes_kubelet/README.md | 38 +++++++ roles/kubernetes_kubelet/defaults/main.yml | 2 + roles/kubernetes_kubelet/files/kubelet.service | 10 ++ roles/kubernetes_kubelet/handlers/main.yml | 4 + roles/kubernetes_kubelet/meta/main.yml | 124 +++++++++++++++++++++ roles/kubernetes_kubelet/tasks/main.yml | 31 ++++++ .../kubernetes_kubelet/templates/cadvisor.manifest | 33 ++++++ roles/kubernetes_kubelet/templates/kubelet | 3 + roles/kubernetes_kubelet/vars/main.yml | 2 + 9 files changed, 247 insertions(+) create mode 100644 roles/kubernetes_kubelet/README.md create mode 100644 roles/kubernetes_kubelet/defaults/main.yml create mode 100644 roles/kubernetes_kubelet/files/kubelet.service create mode 100644 roles/kubernetes_kubelet/handlers/main.yml create mode 100644 roles/kubernetes_kubelet/meta/main.yml create mode 100644 roles/kubernetes_kubelet/tasks/main.yml create mode 100644 roles/kubernetes_kubelet/templates/cadvisor.manifest create mode 100644 roles/kubernetes_kubelet/templates/kubelet create mode 100644 roles/kubernetes_kubelet/vars/main.yml (limited to 'roles/kubernetes_kubelet') diff --git a/roles/kubernetes_kubelet/README.md b/roles/kubernetes_kubelet/README.md new file mode 100644 index 000000000..225dd44b9 --- /dev/null +++ b/roles/kubernetes_kubelet/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/kubernetes_kubelet/defaults/main.yml b/roles/kubernetes_kubelet/defaults/main.yml new file mode 100644 index 000000000..72daecfe7 --- /dev/null +++ b/roles/kubernetes_kubelet/defaults/main.yml @@ -0,0 +1,2 @@ +--- +# defaults file for kubernetes_kubelet diff --git a/roles/kubernetes_kubelet/files/kubelet.service b/roles/kubernetes_kubelet/files/kubelet.service new file mode 100644 index 000000000..fef69a803 --- /dev/null +++ b/roles/kubernetes_kubelet/files/kubelet.service @@ -0,0 +1,10 @@ +[Unit] +Description=Kubernetes Kubelet Server +Documentation=https://github.com/GoogleCloudPlatform/kubernetes + +[Service] +EnvironmentFile=/etc/sysconfig/kubelet +ExecStart=/usr/local/bin/kubelet "$DAEMON_ARGS" + +[Install] +WantedBy=multi-user.target diff --git a/roles/kubernetes_kubelet/handlers/main.yml b/roles/kubernetes_kubelet/handlers/main.yml new file mode 100644 index 000000000..36b0c27b6 --- /dev/null +++ b/roles/kubernetes_kubelet/handlers/main.yml @@ -0,0 +1,4 @@ +--- +# handlers file for kubernetes_kubelet +- name: restart kubelet + service: name=kubernetes-kubelet state=restarted diff --git a/roles/kubernetes_kubelet/meta/main.yml b/roles/kubernetes_kubelet/meta/main.yml new file mode 100644 index 000000000..c5c362c60 --- /dev/null +++ b/roles/kubernetes_kubelet/meta/main.yml @@ -0,0 +1,124 @@ +--- +galaxy_info: + author: your name + description: + company: your company (optional) + # Some suggested licenses: + # - BSD (default) + # - MIT + # - GPLv2 + # - GPLv3 + # - Apache + # - CC-BY + license: license (GPLv2, CC-BY, etc) + min_ansible_version: 1.2 + # + # Below are all platforms currently available. Just uncomment + # the ones that apply to your role. If you don't see your + # platform on this list, let us know and we'll get it added! + # + #platforms: + #- name: EL + # versions: + # - all + # - 5 + # - 6 + # - 7 + #- name: GenericUNIX + # versions: + # - all + # - any + #- name: Fedora + # versions: + # - all + # - 16 + # - 17 + # - 18 + # - 19 + # - 20 + #- name: opensuse + # versions: + # - all + # - 12.1 + # - 12.2 + # - 12.3 + # - 13.1 + # - 13.2 + #- name: Amazon + # versions: + # - all + # - 2013.03 + # - 2013.09 + #- name: GenericBSD + # versions: + # - all + # - any + #- name: FreeBSD + # versions: + # - all + # - 8.0 + # - 8.1 + # - 8.2 + # - 8.3 + # - 8.4 + # - 9.0 + # - 9.1 + # - 9.1 + # - 9.2 + #- name: Ubuntu + # versions: + # - all + # - lucid + # - maverick + # - natty + # - oneiric + # - precise + # - quantal + # - raring + # - saucy + # - trusty + #- name: SLES + # versions: + # - all + # - 10SP3 + # - 10SP4 + # - 11 + # - 11SP1 + # - 11SP2 + # - 11SP3 + #- name: GenericLinux + # versions: + # - all + # - any + #- name: Debian + # versions: + # - all + # - etch + # - lenny + # - squeeze + # - wheezy + # + # Below are all categories currently available. Just as with + # the platforms above, uncomment those that apply to your role. + # + #categories: + #- cloud + #- cloud:ec2 + #- cloud:gce + #- cloud:rax + #- clustering + #- database + #- database:nosql + #- database:sql + #- development + #- monitoring + #- networking + #- packaging + #- system + #- web +dependencies: [] + # List your role dependencies here, one per line. Only + # dependencies available via galaxy should be listed here. + # Be sure to remove the '[]' above if you add dependencies + # to this list. + diff --git a/roles/kubernetes_kubelet/tasks/main.yml b/roles/kubernetes_kubelet/tasks/main.yml new file mode 100644 index 000000000..48eab7f84 --- /dev/null +++ b/roles/kubernetes_kubelet/tasks/main.yml @@ -0,0 +1,31 @@ +--- +# tasks file for kubernetes_kubelet +- name: Install kubernetes + yum: pkg=kubernetes state=installed + +- name: Configure kubelet + lineinfile: > + dest=/etc/sysconfig/kubernetes + regexp={{ item.regex }} + line="{{ item.line }}" + with_items: + - { regex: '^KUBE_ETCD_SERVERS=', line: 'KUBE_ETCD_SERVERS=\"http://{{ oo_master_ips[0] }}:4001\"' } + - { regex: '^KUBE_KUBELET_ADDRESS=', line: 'KUBE_KUBELET_ADDRESS=\"0.0.0.0\"' } + - { regex: '^KUBE_KUBELET_HOSTNAME_OVERRIDE=', line: 'KUBE_KUBELET_HOSTNAME_OVERRIDE=\"{{ hostvars[inventory_hostname].ansible_eth0.ipv4.address }}\"' } + notify: + - restart kubelet + + +#- name: write the cadvisor config +# template: src=cadvisor.manifest dest=/etc/kubernetes/manifests/cadvisor.manifest +# notify: +# - restart kubelet + +- name: Enable kubelet + service: name=kubernetes-kubelet enabled=yes state=started + +- name: Open firewalld port for the kubelet + firewalld: port=10250/tcp permanent=false state=enabled + +- name: Save firewalld port for the kubelet + firewalld: port=10250/tcp permanent=true state=enabled diff --git a/roles/kubernetes_kubelet/templates/cadvisor.manifest b/roles/kubernetes_kubelet/templates/cadvisor.manifest new file mode 100644 index 000000000..064803cbe --- /dev/null +++ b/roles/kubernetes_kubelet/templates/cadvisor.manifest @@ -0,0 +1,33 @@ +version: v1beta2 +id: cadvisor-agent +containers: + - name: cadvisor + image: google/cadvisor:latest + ports: + - name: http + containerPort: 8080 + hostPort: 4194 + volumeMounts: + - name: varrun + mountPath: /var/run + readOnly: false + - name: varlibdocker + mountPath: /var/lib/docker + readOnly: true + - name: cgroups + mountPath: /sys/fs/cgroup + readOnly: true +volumes: + - name: varrun + source: + hostDir: + path: /var/run + - name: varlibdocker + source: + hostDir: + path: /var/lib/docker + - name: cgroups + source: + hostDir: + path: /sys/fs/cgroup + diff --git a/roles/kubernetes_kubelet/templates/kubelet b/roles/kubernetes_kubelet/templates/kubelet new file mode 100644 index 000000000..fbf9321fe --- /dev/null +++ b/roles/kubernetes_kubelet/templates/kubelet @@ -0,0 +1,3 @@ + +DAEMON_ARGS=" -etcd_servers=http://10.245.1.2:4001 -hostname_override=10.245.2.2 -address=0.0.0.0 -config=/etc/kubernetes/manifests" + diff --git a/roles/kubernetes_kubelet/vars/main.yml b/roles/kubernetes_kubelet/vars/main.yml new file mode 100644 index 000000000..000e642a2 --- /dev/null +++ b/roles/kubernetes_kubelet/vars/main.yml @@ -0,0 +1,2 @@ +--- +# vars file for kubernetes_kubelet -- cgit v1.2.3