a39e78d42d
* Updates Controller Manager/Kubelet with Flannel's required configuration for CNI * Removes old Flannel installation * Install CNI enabled Flannel DaemonSet/ConfigMap/CNI bins and config (with portmap plugin) on host * Uses RBAC if enabled * Fixed an issue that could occur if br_netfilter is not a module and net.bridge.bridge-nf-call-iptables sysctl was not set
47 lines
No EOL
1.5 KiB
YAML
47 lines
No EOL
1.5 KiB
YAML
---
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- include: pre-upgrade.yml
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- name: Flannel | Verify if br_netfilter module exists
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shell: "modinfo br_netfilter"
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register: modinfo_br_netfilter
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failed_when: modinfo_br_netfilter.rc not in [0, 1]
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changed_when: false
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- name: Flannel | Enable br_netfilter module
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modprobe:
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name: br_netfilter
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state: present
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when: modinfo_br_netfilter.rc == 0
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# kube-proxy needs net.bridge.bridge-nf-call-iptables enabled when found if br_netfilter is not a module
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- name: Flannel | Check if bridge-nf-call-iptables key exists
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command: "sysctl net.bridge.bridge-nf-call-iptables"
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failed_when: false
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changed_when: false
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register: sysctl_bridge_nf_call_iptables
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- name: Flannel | Enable bridge-nf-call tables
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sysctl:
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name: "{{ item }}"
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state: present
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value: 1
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reload: yes
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when: modinfo_br_netfilter.rc == 1 and sysctl_bridge_nf_call_iptables.rc == 0
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with_items:
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- net.bridge.bridge-nf-call-iptables
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- net.bridge.bridge-nf-call-arptables
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- net.bridge.bridge-nf-call-ip6tables
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- name: Flannel | Create cni-flannel-rbac manifest
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template:
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src: cni-flannel-rbac.yml.j2
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dest: "{{ kube_config_dir }}/cni-flannel-rbac.yml"
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register: flannel_rbac_manifest
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when: inventory_hostname == groups['kube-master'][0] and rbac_enabled
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- name: Flannel | Create cni-flannel manifest
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template:
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src: cni-flannel.yml.j2
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dest: "{{ kube_config_dir }}/cni-flannel.yml"
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register: flannel_manifest
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when: inventory_hostname == groups['kube-master'][0] |