dc1af5a9c5
* [etcd] Add extra documentation for `etcd_memory_limit` and `etcd_quota_backend_bytes` Signed-off-by: necatican <necaticanyildirim@gmail.com> * [etcd] Add support for setting ETCD_MAX_REQUEST_BYTES Signed-off-by: necatican <necaticanyildirim@gmail.com>
114 lines
3.7 KiB
YAML
114 lines
3.7 KiB
YAML
---
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# Set to false to only do certificate management
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etcd_cluster_setup: true
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etcd_events_cluster_setup: false
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# Set to true to separate k8s events to a different etcd cluster
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etcd_events_cluster_enabled: false
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etcd_backup_prefix: "/var/backups"
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etcd_data_dir: "/var/lib/etcd"
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# Number of etcd backups to retain. Set to a value < 0 to retain all backups
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etcd_backup_retention_count: -1
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force_etcd_cert_refresh: true
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etcd_config_dir: /etc/ssl/etcd
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etcd_cert_dir: "{{ etcd_config_dir }}/ssl"
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etcd_cert_dir_mode: "0700"
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etcd_cert_group: root
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# Note: This does not set up DNS entries. It simply adds the following DNS
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# entries to the certificate
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etcd_cert_alt_names:
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- "etcd.kube-system.svc.{{ dns_domain }}"
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- "etcd.kube-system.svc"
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- "etcd.kube-system"
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- "etcd"
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etcd_cert_alt_ips: []
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etcd_script_dir: "{{ bin_dir }}/etcd-scripts"
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etcd_heartbeat_interval: "250"
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etcd_election_timeout: "5000"
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# etcd_snapshot_count: "10000"
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etcd_metrics: "basic"
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# Define in inventory to set a separate port for etcd to expose metrics on
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# etcd_metrics_port: 2381
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## A dictionary of extra environment variables to add to etcd.env, formatted like:
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## etcd_extra_vars:
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## ETCD_VAR1: "value1"
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## ETCD_VAR2: "value2"
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etcd_extra_vars: {}
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# Limits
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# Limit memory only if <4GB memory on host. 0=unlimited
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# This value is only relevant when deploying etcd with `etcd_deployment_type: docker`
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etcd_memory_limit: "{% if ansible_memtotal_mb < 4096 %}512M{% else %}0{% endif %}"
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# The default storage size limit is 2G.
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# 8G is a suggested maximum size for normal environments and etcd warns at startup if the configured value exceeds it.
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# etcd_quota_backend_bytes: "2147483648"
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# Maximum client request size in bytes the server will accept.
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# etcd is designed to handle small key value pairs typical for metadata.
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# Larger requests will work, but may increase the latency of other requests
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# etcd_max_request_bytes: "1572864"
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# Uncomment to set CPU share for etcd
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# etcd_cpu_limit: 300m
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etcd_blkio_weight: 1000
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etcd_node_cert_hosts: "{{ groups['k8s_cluster'] | union(groups.get('calico_rr', [])) }}"
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etcd_compaction_retention: "8"
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# Force clients like etcdctl to use TLS certs (different than peer security)
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etcd_secure_client: true
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# Enable peer client cert authentication
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etcd_peer_client_auth: true
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# Maximum number of snapshot files to retain (0 is unlimited)
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# etcd_max_snapshots: 5
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# Maximum number of wal files to retain (0 is unlimited)
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# etcd_max_wals: 5
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# Number of loop retries
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etcd_retries: 4
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## Support tls cipher suites.
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# etcd_tls_cipher_suites: {}
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# - TLS_RSA_WITH_RC4_128_SHA
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# - TLS_RSA_WITH_3DES_EDE_CBC_SHA
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# - TLS_RSA_WITH_AES_128_CBC_SHA
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# - TLS_RSA_WITH_AES_256_CBC_SHA
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# - TLS_RSA_WITH_AES_128_CBC_SHA256
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# - TLS_RSA_WITH_AES_128_GCM_SHA256
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# - TLS_RSA_WITH_AES_256_GCM_SHA384
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# - TLS_ECDHE_ECDSA_WITH_RC4_128_SHA
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# - TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA
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# - TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA
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# - TLS_ECDHE_RSA_WITH_RC4_128_SHA
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# - TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA
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# - TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA
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# - TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA
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# - TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256
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# - TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256
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# - TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
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# - TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256
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# - TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
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# - TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384
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# - TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305
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# - TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256
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# - TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305
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# - TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256
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# ETCD 3.5.x issue
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# https://groups.google.com/a/kubernetes.io/g/dev/c/B7gJs88XtQc/m/rSgNOzV2BwAJ?utm_medium=email&utm_source=footer
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etcd_experimental_initial_corrupt_check: true
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