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Control-Plane configuration
Here are all options to configure the control-plane:
# Environment type. Available values are: "kubernetes" or "universal"
environment: universal # ENV: KUMA_ENVIRONMENT
# Mode in which Kuma CP is running. Available values are: "standalone", "global", "zone"
mode: standalone # ENV: KUMA_MODE
# Resource Store configuration
store:
# Type of Store used in the Control Plane. Available values are: "kubernetes", "postgres" or "memory"
type: memory # ENV: KUMA_STORE_TYPE
# Kubernetes Store configuration (used when store.type=kubernetes)
kubernetes:
# Namespace where Control Plane is installed to.
systemNamespace: kuma-system # ENV: KUMA_STORE_KUBERNETES_SYSTEM_NAMESPACE
# Postgres Store configuration (used when store.type=postgres)
postgres:
# Host of the Postgres DB
host: 127.0.0.1 # ENV: KUMA_STORE_POSTGRES_HOST
# Port of the Postgres DB
port: 15432 # ENV: KUMA_STORE_POSTGRES_PORT
# User of the Postgres DB
user: kuma # ENV: KUMA_STORE_POSTGRES_USER
# Password of the Postgres DB
password: kuma # ENV: KUMA_STORE_POSTGRES_PASSWORD
# Database name of the Postgres DB
dbName: kuma # ENV: KUMA_STORE_POSTGRES_DB_NAME
# Connection Timeout to the DB in seconds
connectionTimeout: 5 # ENV: KUMA_STORE_POSTGRES_CONNECTION_TIMEOUT
# Maximum number of open connections to the database
# `0` value means number of open connections is unlimited
maxOpenConnections: 50 # ENV: KUMA_STORE_POSTGRES_MAX_OPEN_CONNECTIONS
# Maximum number of connections in the idle connection pool
# <0 value means no idle connections and 0 means default max idle connections
maxIdleConnections: 50 # ENV: KUMA_STORE_POSTGRES_MAX_IDLE_CONNECTIONS
# TLS settings
tls:
# Mode of TLS connection. Available values are: "disable", "verifyNone", "verifyCa", "verifyFull"
mode: disable # ENV: KUMA_STORE_POSTGRES_TLS_MODE
# Path to TLS Certificate of the client. Used in verifyCa and verifyFull modes
certPath: # ENV: KUMA_STORE_POSTGRES_TLS_CERT_PATH
# Path to TLS Key of the client. Used in verifyCa and verifyFull modes
keyPath: # ENV: KUMA_STORE_POSTGRES_TLS_KEY_PATH
# Path to the root certificate. Used in verifyCa and verifyFull modes.
caPath: # ENV: KUMA_STORE_POSTGRES_TLS_ROOT_CERT_PATH
# MinReconnectInterval controls the duration to wait before trying to
# re-establish the database connection after connection loss. After each
# consecutive failure this interval is doubled, until MaxReconnectInterval
# is reached. Successfully completing the connection establishment procedure
# resets the interval back to MinReconnectInterval.
minReconnectInterval: "10s" # ENV: KUMA_STORE_POSTGRES_MIN_RECONNECT_INTERVAL
# MaxReconnectInterval controls the maximum possible duration to wait before trying
# to re-establish the database connection after connection loss.
maxReconnectInterval: "60s" # ENV: KUMA_STORE_POSTGRES_MAX_RECONNECT_INTERVAL
# Cache for read only operations. This cache is local to the instance of the control plane.
cache:
# If true then cache is enabled
enabled: true # ENV: KUMA_STORE_CACHE_ENABLED
# Expiration time for elements in cache.
expirationTime: 1s # ENV: KUMA_STORE_CACHE_EXPIRATION_TIME
# Upsert (get and update) configuration
upsert:
# Base time for exponential backoff on upsert operations when retry is enabled
conflictRetryBaseBackoff: 100ms # ENV: KUMA_STORE_UPSERT_CONFLICT_RETRY_BASE_BACKOFF
# Max retries on upsert (get and update) operation when retry is enabled
conflictRetryMaxTimes: 5 # ENV: KUMA_STORE_UPSERT_CONFLICT_RETRY_MAX_TIMES
# If true, skips validation of resource delete.
# For example you don't have to delete all Dataplane objects before you delete a Mesh
unsafeDelete: false # ENV: KUMA_STORE_UNSAFE_DELETE
# Configuration of Bootstrap Server, which provides bootstrap config to Dataplanes
bootstrapServer:
# Parameters of bootstrap configuration
params:
# Address of Envoy Admin
adminAddress: 127.0.0.1 # ENV: KUMA_BOOTSTRAP_SERVER_PARAMS_ADMIN_ADDRESS
# Port of Envoy Admin
adminPort: 9901 # ENV: KUMA_BOOTSTRAP_SERVER_PARAMS_ADMIN_PORT
# Path to access log file of Envoy Admin
adminAccessLogPath: /dev/null # ENV: KUMA_BOOTSTRAP_SERVER_PARAMS_ADMIN_ACCESS_LOG_PATH
# Host of XDS Server. By default it is the same host as the one used by kuma-dp to connect to the control plane
xdsHost: "" # ENV: KUMA_BOOTSTRAP_SERVER_PARAMS_XDS_HOST
# Port of XDS Server. By default it is autoconfigured from KUMA_DP_SERVER_PORT
xdsPort: 0 # ENV: KUMA_BOOTSTRAP_SERVER_PARAMS_XDS_PORT
# Connection timeout to the XDS Server
xdsConnectTimeout: 1s # ENV: KUMA_BOOTSTRAP_SERVER_PARAMS_XDS_CONNECT_TIMEOUT
# Monitoring Assignment Discovery Service (MADS) server configuration
monitoringAssignmentServer:
# Port of a gRPC server that serves Monitoring Assignment Discovery Service (MADS).
port: 5676 # ENV: KUMA_MONITORING_ASSIGNMENT_SERVER_PORT
# Which MADS API versions to serve
apiVersions: ["v1"] # ENV: KUMA_MONITORING_ASSIGNMENT_SERVER_API_VERSIONS
# Interval for re-generating monitoring assignments for clients connected to the Control Plane.
assignmentRefreshInterval: 1s # ENV: KUMA_MONITORING_ASSIGNMENT_SERVER_ASSIGNMENT_REFRESH_INTERVAL
# The default timeout for a single fetch-based discovery request, if not specified
defaultFetchTimeout: 30s # ENV: KUMA_MONITORING_ASSIGNMENT_SERVER_DEFAULT_FETCH_TIMEOUT
# Path to TLS certificate file
tlsCertFile: "" # ENV: KUMA_MONITORING_ASSIGNMENT_SERVER_TLS_CERT_FILE
# Path to TLS key file
tlsKeyFile: "" # ENV: KUMA_MONITORING_ASSIGNMENT_SERVER_TLS_KEY_FILE
# TlsMinVersion the minimum version of TLS used across all the Kuma Servers.
tlsMinVersion: "TLSv1_2" # ENV: KUMA_MONITORING_ASSIGNMENT_SERVER_TLS_MIN_VERSION
# TlsMaxVersion the maximum version of TLS used across all the Kuma Servers.
tlsMaxVersion: # ENV: KUMA_MONITORING_ASSIGNMENT_SERVER_TLS_MAX_VERSION
# TlsCipherSuites the list of cipher suites to be used across all the Kuma Servers.
tlsCipherSuites: [] # ENV: KUMA_MONITORING_ASSIGNMENT_SERVER_TLS_CIPHER_SUITES
# Envoy XDS server configuration
xdsServer:
# Interval for re-genarting configuration for Dataplanes connected to the Control Plane
dataplaneConfigurationRefreshInterval: 1s # ENV: KUMA_XDS_SERVER_DATAPLANE_CONFIGURATION_REFRESH_INTERVAL
# Interval for flushing status of Dataplanes connected to the Control Plane
dataplaneStatusFlushInterval: 10s # ENV: KUMA_XDS_SERVER_DATAPLANE_STATUS_FLUSH_INTERVAL
# Backoff that is executed when Control Plane is sending the response that was previously rejected by Dataplane
nackBackoff: 5s # ENV: KUMA_XDS_SERVER_NACK_BACKOFF
# A delay between proxy terminating a connection and the CP trying to deregister the proxy.
# It is used only in universal mode when you use direct lifecycle.
# Setting this setting to 0s disables the delay.
# Disabling this may cause race conditions that one instance of CP removes proxy object
# while proxy is connected to another instance of the CP.
dataplaneDeregistrationDelay: 10s # ENV: KUMA_XDS_DATAPLANE_DEREGISTRATION_DELAY
# API Server configuration
apiServer:
# HTTP configuration of the API Server
http:
# If true then API Server will be served on HTTP
enabled: true # ENV: KUMA_API_SERVER_HTTP_ENABLED
# Network interface on which HTTP API Server will be exposed
interface: 0.0.0.0 # ENV: KUMA_API_SERVER_HTTP_INTERFACE
# Port of the API Server
port: 5681 # ENV: KUMA_API_SERVER_HTTP_PORT
# HTTPS configuration of the API Server
https:
# If true then API Server will be served on HTTPS
enabled: true # ENV: KUMA_API_SERVER_HTTPS_ENABLED
# Network interface on which HTTPS API Server will be exposed
interface: 0.0.0.0 # ENV: KUMA_API_SERVER_HTTPS_INTERFACE
# Port of the HTTPS API Server
port: 5682 # ENV: KUMA_API_SERVER_HTTPS_PORT
# Path to TLS certificate file. Autoconfigured from KUMA_GENERAL_TLS_CERT_FILE if empty
tlsCertFile: "" # ENV: KUMA_API_SERVER_HTTPS_TLS_CERT_FILE
# Path to TLS key file. Autoconfigured from KUMA_GENERAL_TLS_KEY_FILE if empty
tlsKeyFile: "" # ENV: KUMA_API_SERVER_HTTPS_TLS_KEY_FILE
# Path to the CA certificate which is used to sign client certificates. It is used only for verifying client certificates.
tlsCaFile: "" # ENV: KUMA_API_SERVER_HTTPS_CLIENT_CERTS_CA_FILE
# TlsMinVersion the minimum version of TLS used across all the Kuma Servers.
tlsMinVersion: "TLSv1_2" # ENV: KUMA_API_SERVER_HTTPS_TLS_MIN_VERSION
# TlsMaxVersion the maximum version of TLS used across all the Kuma Servers.
tlsMaxVersion: # ENV: KUMA_API_SERVER_HTTPS_TLS_MAX_VERSION
# TlsCipherSuites the list of cipher suites to be used across all the Kuma Servers.
tlsCipherSuites: [] # ENV: KUMA_API_SERVER_HTTPS_TLS_CIPHER_SUITES
# If true, then HTTPS connection will require client cert.
requireClientCert: false # ENV: KUMA_API_SERVER_HTTPS_REQUIRE_CLIENT_CERT
# Authentication configuration for administrative endpoints like Dataplane Token or managing Secrets
auth:
# Directory of authorized client certificates (only validate in HTTPS)
clientCertsDir: "" # ENV: KUMA_API_SERVER_AUTH_CLIENT_CERTS_DIR
# Api Server Authentication configuration
authn:
# Type of authentication mechanism (available values: "adminClientCerts", "tokens")
type: tokens # ENV: KUMA_API_SERVER_AUTHN_TYPE
# Localhost is authenticated as a user admin of group admin
localhostIsAdmin: true # ENV: KUMA_API_SERVER_AUTHN_LOCALHOST_IS_ADMIN
# Configuration for tokens authentication
tokens:
# If true then User Token with name admin and group admin will be created and placed as admin-user-token Kuma secret
bootstrapAdminToken: true # ENV: KUMA_API_SERVER_AUTHN_TOKENS_BOOTSTRAP_ADMIN_TOKEN
# If true, then API Server will operate in read only mode (serving GET requests)
readOnly: false # ENV: KUMA_API_SERVER_READ_ONLY
# Allowed domains for Cross-Origin Resource Sharing. The value can be either domain or regexp
corsAllowedDomains:
- ".*" # ENV: KUMA_API_SERVER_CORS_ALLOWED_DOMAINS
# Can be used if you use a reverse proxy
rootUrl: "" # ENV: KUMA_API_SERVER_ROOT_URL
# The path to serve the API from
basePath: "/" # ENV: KUMA_API_SERVER_BASE_PATH
# configuration specific to the GUI
gui:
# Whether to serve the gui (if mode=zone this has no effect)
enabled: true # ENV: KUMA_API_SERVER_GUI_ENABLED
# Can be used if you use a reverse proxy or want to serve the gui from a different path
rootUrl: "" # ENV: KUMA_API_SERVER_GUI_ROOT_URL
# The path to serve the GUI from
basePath: "/gui" # ENV: KUMA_API_SERVER_GUI_BASE_PATH
# Environment-specific configuration
runtime:
# Kubernetes-specific configuration
kubernetes:
# Service name of the Kuma Control Plane. It is used to point Kuma DP to proper URL.
controlPlaneServiceName: kuma-control-plane # ENV: KUMA_RUNTIME_KUBERNETES_CONTROL_PLANE_SERVICE_NAME
# Name of Service Account that is used to run the Control Plane
serviceAccountName: "system:serviceaccount:kuma-system:kuma-control-plane" # ENV: KUMA_RUNTIME_KUBERNETES_SERVICE_ACCOUNT_NAME
# Taint controller that prevents applications from scheduling until CNI is ready.
nodeTaintController:
# If true enables the taint controller.
enabled: false # ENV: KUMA_RUNTIME_KUBERNETES_NODE_TAINT_CONTROLLER_ENABLED
# Value of app label on CNI pod that indicates if node can be ready.
cniApp: "" # ENV: KUMA_RUNTIME_KUBERNETES_NODE_TAINT_CONTROLLER_CNI_APP
# Admission WebHook Server configuration
admissionServer:
# Address the Admission WebHook Server should be listening on
address: # ENV: KUMA_RUNTIME_KUBERNETES_ADMISSION_SERVER_ADDRESS
# Port the Admission WebHook Server should be listening on
port: 5443 # ENV: KUMA_RUNTIME_KUBERNETES_ADMISSION_SERVER_PORT
# Directory with a TLS cert and private key for the Admission WebHook Server.
# TLS certificate file must be named `tls.crt`.
# TLS key file must be named `tls.key`.
certDir: # ENV: kuma_runtime_kubernetes_admission_server_cert_dir
# Injector defines configuration of a Kuma Sidecar Injector.
injector:
# if true runs kuma-cp in CNI compatible mode
cniEnabled: false # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_CNI_ENABLED
# list of exceptions for Kuma injection
exceptions:
# a map of labels for exception. If pod matches label with given value Kuma won't be injected. Specify '*' to match any value.
labels:
openshift.io/build.name: "*"
openshift.io/deployer-pod-for.name: "*"
# VirtualProbesEnabled enables automatic converting HttpGet probes to virtual. Virtual probe
# serves on sub-path of insecure port 'virtualProbesPort',
# i.e :8080/health/readiness -> :9000/8080/health/readiness where 9000 is virtualProbesPort
virtualProbesEnabled: true # ENV: KUMA_RUNTIME_KUBERNETES_VIRTUAL_PROBES_ENABLED
# VirtualProbesPort is a port for exposing virtual probes which are not secured by mTLS
virtualProbesPort: 9000 # ENV: KUMA_RUNTIME_KUBERNETES_VIRTUAL_PROBES_PORT
# CaCertFile is CA certificate which will be used to verify a connection to the control plane.
caCertFile: # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_CA_CERT_FILE
# SidecarContainer defines configuration of the Kuma sidecar container.
sidecarContainer:
# Image name.
image: kuma/kuma-dp:latest # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_IMAGE
# Redirect port for inbound traffic.
redirectPortInbound: 15006 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_REDIRECT_PORT_INBOUND
# Redirect port for inbound traffic.
redirectPortInboundV6: 15010 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_REDIRECT_PORT_INBOUND_V6
# Redirect port for outbound traffic.
redirectPortOutbound: 15001 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_REDIRECT_PORT_OUTBOUND
# User ID.
uid: 5678 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_UID
# Group ID.
gid: 5678 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_GUI
# Drain time for listeners.
drainTime: 30s # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_DRAIN_TIME
# Readiness probe.
readinessProbe:
# Number of seconds after the container has started before readiness probes are initiated.
initialDelaySeconds: 1 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_READINESS_PROBE_INITIAL_DELAY_SECONDS
# Number of seconds after which the probe times out.
timeoutSeconds: 3 # ENV : KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_READINESS_PROBE_TIMEOUT_SECONDS
# Number of seconds after which the probe times out.
periodSeconds: 5 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_READINESS_PROBE_PERIOD_SECONDS
# Minimum consecutive successes for the probe to be considered successful after having failed.
successThreshold: 1 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_READINESS_PROBE_SUCCESS_THRESHOLD
# Minimum consecutive failures for the probe to be considered failed after having succeeded.
failureThreshold: 12 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_READINESS_PROBE_FAILURE_THRESHOLD
# Liveness probe.
livenessProbe:
# Number of seconds after the container has started before liveness probes are initiated.
initialDelaySeconds: 60 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_LIVENESS_PROBE_INITIAL_DELAY_SECONDS
# Number of seconds after which the probe times out.
timeoutSeconds: 3 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_LIVENESS_PROBE_TIMEOUT_SECONDS
# How often (in seconds) to perform the probe.
periodSeconds: 5 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_LIVENESS_PROBE_PERIOD_SECONDS
# Minimum consecutive failures for the probe to be considered failed after having succeeded.
failureThreshold: 12 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_LIVENESS_PROBE_FAILURE_THRESHOLD
# Compute resource requirements.
resources:
# Minimum amount of compute resources required.
requests:
# CPU, in cores. (500m = .5 cores)
cpu: 50m # ENV: KUMA_INJECTOR_SIDECAR_CONTAINER_RESOURCES_REQUESTS_CPU
# Memory, in bytes. (500Gi = 500GiB = 500 * 1024 * 1024 * 1024)
memory: 64Mi # ENV: KUMA_INJECTOR_SIDECAR_CONTAINER_RESOURCES_REQUESTS_MEMORY
# Maximum amount of compute resources allowed.
limits:
# CPU, in cores. (500m = .5 cores)
cpu: 1000m # ENV: KUMA_INJECTOR_SIDECAR_CONTAINER_RESOURCES_LIMITS_CPU
# Memory, in bytes. (500Gi = 500GiB = 500 * 1024 * 1024 * 1024)
memory: 512Mi # ENV: KUMA_INJECTOR_SIDECAR_CONTAINER_RESOURCES_LIMITS_MEMORY
# Additional environment variables that can be placed on Kuma DP sidecar
envVars: {} # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_SIDECAR_CONTAINER_ENV_VARS
# InitContainer defines configuration of the Kuma init container
initContainer:
# Image name.
image: kuma/kuma-init:latest # ENV: KUMA_INJECTOR_INIT_CONTAINER_IMAGE
# ContainerPatches is an optional list of ContainerPatch names which will be applied
# to init and sidecar containers if workload is not annotated with a patch list.
containerPatches: [ ] # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_CONTAINER_PATCHES
# Configuration for a traffic that is intercepted by sidecar
sidecarTraffic:
# List of inbound ports that will be excluded from interception.
# This setting is applied on every pod unless traffic.kuma.io/exclude-inbound-ports annotation is specified on Pod.
excludeInboundPorts: [ ] # ENV: KUMA_RUNTIME_KUBERNETES_SIDECAR_TRAFFIC_EXCLUDE_INBOUND_PORTS
# List of outbound ports that will be excluded from interception.
# This setting is applied on every pod unless traffic.kuma.io/exclude-oubound-ports annotation is specified on Pod.
excludeOutboundPorts: [ ] # ENV: KUMA_RUNTIME_KUBERNETES_SIDECAR_TRAFFIC_EXCLUDE_OUTBOUND_PORTS
builtinDNS:
# Use the built-in DNS
enabled: true # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_BUILTIN_DNS_ENABLED
# Redirect port for DNS
port: 15053 # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_BUILTIN_DNS_PORT
transparentProxyV2: false # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_TRANSPARENT_PROXY_V2
# EBPF defines configuration for the ebpf, when transparent proxy is marked to be
# installed using ebpf instead of iptables
ebpf:
# Install transparent proxy using ebpf
enabled: false # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_EBPF_ENABLED
# Name of the environmental variable which will include IP address of the pod
instanceIPEnvVarName: INSTANCE_IP # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_EBPF_INSTANCE_IP_ENV_VAR_NAME
# Path where BPF file system will be mounted for pinning ebpf programs and maps
bpffsPath: /sys/fs/bpf # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_EBPF_BPFFS_PATH
# Path of mounted cgroup2
cgroupPath: /sys/fs/cgroup # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_EBPF_CGROUP_PATH
# Name of the network interface which should be used to attach to it TC programs
# when not specified, we will try to automatically determine it
tcAttachIface: "" # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_EBPF_TC_ATTACH_IFACE
# Path where compiled eBPF programs are placed
programsSourcePath: /kuma/ebpf # ENV: KUMA_RUNTIME_KUBERNETES_INJECTOR_EBPF_PROGRAMS_SOURCE_PATH
marshalingCacheExpirationTime: 5m # ENV: KUMA_RUNTIME_KUBERNETES_MARSHALING_CACHE_EXPIRATION_TIME
# Universal-specific configuration
universal:
# DataplaneCleanupAge defines how long Dataplane should be offline to be cleaned up by GC
dataplaneCleanupAge: 72h0m0s # ENV: KUMA_RUNTIME_UNIVERSAL_DATAPLANE_CLEANUP_AGE
# Default Kuma entities configuration
defaults:
# If true, it skips creating the default Mesh
skipMeshCreation: false # ENV: KUMA_DEFAULTS_SKIP_MESH_CREATION
# If true, instead of providing inbound clusters with address of dataplane, generates cluster with localhost.
# Enabled can cause security threat by exposing application listing on localhost. This configuration is going to
# be removed in the future.
enableLocalhostInboundClusters: false #ENV: KUMA_DEFAULTS_ENABLE_LOCALHOST_INBOUND_CLUSTERS
# Metrics configuration
metrics:
dataplane:
# How many latest subscriptions will be stored in DataplaneInsight object, if equals 0 then unlimited
subscriptionLimit: 2 # ENV: KUMA_METRICS_DATAPLANE_SUBSCRIPTION_LIMIT
# How long data plane proxy can stay Online without active xDS connection
idleTimeout: 5m # ENV: KUMA_METRICS_DATAPLANE_IDLE_TIMEOUT
zone:
# How many latest subscriptions will be stored in ZoneInsights object, if equals 0 then unlimited
subscriptionLimit: 10 # ENV: KUMA_METRICS_ZONE_SUBSCRIPTION_LIMIT
# How long zone can stay Online without active KDS connection
idleTimeout: 5m # ENV: KUMA_METRICS_ZONE_IDLE_TIMEOUT
mesh:
# Min time that should pass between MeshInsight resync
minResyncTimeout: 1s # ENV: KUMA_METRICS_MESH_MIN_RESYNC_TIMEOUT
# Max time that MeshInsight could spend without resync
maxResyncTimeout: 20s # ENV: KUMA_METRICS_MESH_MAX_RESYNC_TIMEOUT
# Reports configuration
reports:
# If true then usage stats will be reported
enabled: false # ENV: KUMA_REPORTS_ENABLED
# General configuration
general:
# dnsCacheTTL represents duration for how long Kuma CP will cache result of resolving dataplane's domain name
dnsCacheTTL: 10s # ENV: KUMA_GENERAL_DNS_CACHE_TTL
# TlsCertFile defines a path to a file with PEM-encoded TLS cert that will be used across all the Kuma Servers.
tlsCertFile: # ENV: KUMA_GENERAL_TLS_CERT_FILE
# TlsKeyFile defines a path to a file with PEM-encoded TLS key that will be used across all the Kuma Servers.
tlsKeyFile: # ENV: KUMA_GENERAL_TLS_KEY_FILE
# TlsMinVersion the minimum version of TLS used across all the Kuma Servers.
tlsMinVersion: "TLSv1_2" # ENV: KUMA_GENERAL_TLS_MIN_VERSION
# TlsMaxVersion the maximum version of TLS used across all the Kuma Servers.
tlsMaxVersion: # ENV: KUMA_GENERAL_TLS_MAX_VERSION
# TlsCipherSuites the list of cipher suites to be used across all the Kuma Servers.
tlsCipherSuites: [] # ENV: KUMA_GENERAL_TLS_CIPHER_SUITES
# WorkDir defines a path to the working directory
# Kuma stores in this directory autogenerated entities like certificates.
# If empty then the working directory is $HOME/.kuma
workDir: "" # ENV: KUMA_GENERAL_WORK_DIR
# DNS Server configuration
dnsServer:
# The domain that the server will resolve the services for
domain: "mesh" # ENV: KUMA_DNS_SERVER_DOMAIN
# The CIDR range used to allocate
CIDR: "240.0.0.0/4" # ENV: KUMA_DNS_SERVER_CIDR
# Will create a service "<kuma.io/service>.mesh" dns entry for every service.
serviceVipEnabled: true # ENV: KUMA_DNS_SERVER_SERVICE_VIP_ENABLED
# The port to use along with the `<kuma.io/service>.mesh` dns entry
serviceVipPort: 80 # ENV: KUMA_DNS_SERVICE_SERVICE_VIP_PORT
# Multizone mode
multizone:
global:
kds:
# Port of a gRPC server that serves Kuma Discovery Service (KDS).
grpcPort: 5685 # ENV: KUMA_MULTIZONE_GLOBAL_KDS_GRPC_PORT
# Interval for refreshing state of the world
refreshInterval: 1s # ENV: KUMA_MULTIZONE_GLOBAL_KDS_REFRESH_INTERVAL
# Interval for flushing Zone Insights (stats of multi-zone communication)
zoneInsightFlushInterval: 10s # ENV: KUMA_MULTIZONE_GLOBAL_KDS_ZONE_INSIGHT_FLUSH_INTERVAL
# TlsCertFile defines a path to a file with PEM-encoded TLS cert.
tlsCertFile: # ENV: KUMA_MULTIZONE_GLOBAL_KDS_TLS_CERT_FILE
# TlsKeyFile defines a path to a file with PEM-encoded TLS key.
tlsKeyFile: # ENV: KUMA_MULTIZONE_GLOBAL_KDS_TLS_KEY_FILE
# TlsMinVersion the minimum version of TLS
tlsMinVersion: "TLSv1_2" # ENV: KUMA_MULTIZONE_GLOBAL_KDS_TLS_MIN_VERSION
# TlsMaxVersion the maximum version of TLS
tlsMaxVersion: # ENV: KUMA_MULTIZONE_GLOBAL_KDS_TLS_MAX_VERSION
# TlsCipherSuites the list of cipher suites
tlsCipherSuites: [] # ENV: KUMA_MULTIZONE_GLOBAL_KDS_TLS_CIPHER_SUITES
# MaxMsgSize defines a maximum size of the message in bytes that is exchanged using KDS.
# In practice this means a limit on full list of one resource type.
maxMsgSize: 10485760 # ENV: KUMA_MULTIZONE_GLOBAL_KDS_MAX_MSG_SIZE
# MsgSendTimeout defines a timeout on sending a single KDS message.
# KDS stream between control planes is terminated if the control plane hits this timeout.
msgSendTimeout: 60s # ENV: KUMA_MULTIZONE_GLOBAL_KDS_MSG_SEND_TIMEOUT
zone:
# Kuma Zone name used to mark the zone dataplane resources
name: "" # ENV: KUMA_MULTIZONE_ZONE_NAME
# GlobalAddress URL of Global Kuma CP
globalAddress: # ENV KUMA_MULTIZONE_ZONE_GLOBAL_ADDRESS
kds:
# Interval for refreshing state of the world
refreshInterval: 1s # ENV: KUMA_MULTIZONE_ZONE_KDS_REFRESH_INTERVAL
# RootCAFile defines a path to a file with PEM-encoded Root CA. Client will verify server by using it.
rootCaFile: # ENV: KUMA_MULTIZONE_ZONE_KDS_ROOT_CA_FILE
# MaxMsgSize defines a maximum size of the message in bytes that is exchanged using KDS.
# In practice this means a limit on full list of one resource type.
maxMsgSize: 10485760 # ENV: KUMA_MULTIZONE_ZONE_KDS_MAX_MSG_SIZE
# MsgSendTimeout defines a timeout on sending a single KDS message.
# KDS stream between control planes is terminated if the control plane hits this timeout.
msgSendTimeout: 60s # ENV: KUMA_MULTIZONE_ZONE_KDS_MSG_SEND_TIMEOUT
# Diagnostics configuration
diagnostics:
# Port of Diagnostic Server for checking health and readiness of the Control Plane
serverPort: 5680 # ENV: KUMA_DIAGNOSTICS_SERVER_PORT
# If true, enables https://golang.org/pkg/net/http/pprof/ debug endpoints
debugEndpoints: false # ENV: KUMA_DIAGNOSTICS_DEBUG_ENDPOINTS
# Whether tls is enabled or not
tlsEnabled: false # ENV: KUMA_DIAGNOSTICS_TLS_ENABLED
# TlsCertFile defines a path to a file with PEM-encoded TLS cert. If empty, autoconfigured from general.tlsCertFile
tlsCertFile: # ENV: KUMA_DIAGNOSTICS_TLS_CERT_FILE
# TlsKeyFile defines a path to a file with PEM-encoded TLS key. If empty, autoconfigured from general.tlsKeyFile
tlsKeyFile: # ENV: KUMA_DIAGNOSTICS_TLS_KEY_FILE
# TlsMinVersion the minimum version of TLS
tlsMinVersion: "TLSv1_2" # ENV: KUMA_DIAGNOSTICS_TLS_MIN_VERSION
# TlsMaxVersion the maximum version of TLS
tlsMaxVersion: # ENV: KUMA_DIAGNOSTICS_TLS_MAX_VERSION
# TlsCipherSuites the list of cipher suites
tlsCipherSuites: [] # ENV: KUMA_DIAGNOSTICS_TLS_CIPHER_SUITES
# Dataplane Server configuration that servers API like Bootstrap/XDS for the Dataplane.
dpServer:
# Port of the DP Server
port: 5678 # ENV: KUMA_DP_SERVER_PORT
# TlsCertFile defines a path to a file with PEM-encoded TLS cert. If empty, autoconfigured from general.tlsCertFile
tlsCertFile: # ENV: KUMA_DP_SERVER_TLS_CERT_FILE
# TlsKeyFile defines a path to a file with PEM-encoded TLS key. If empty, autoconfigured from general.tlsKeyFile
tlsKeyFile: # ENV: KUMA_DP_SERVER_TLS_KEY_FILE
# TlsMinVersion the minimum version of TLS
tlsMinVersion: "TLSv1_2" # ENV: KUMA_DP_SERVER_TLS_MIN_VERSION
# TlsMaxVersion the maximum version of TLS
tlsMaxVersion: # ENV: KUMA_DP_SERVER_TLS_MAX_VERSION
# TlsCipherSuites the list of cipher suites
tlsCipherSuites: [] # ENV: KUMA_DP_SERVER_TLS_CIPHER_SUITES
# Auth defines an authentication configuration for the DP Server
auth:
# Type of authentication. Available values: "serviceAccountToken", "dpToken", "none".
# If empty, autoconfigured based on the environment - "serviceAccountToken" on Kubernetes, "dpToken" on Universal.
type: "" # ENV: KUMA_DP_SERVER_AUTH_TYPE
# Hds defines a Health Discovery Service configuration
hds:
# Enabled if true then Envoy will actively check application's ports, but only on Universal.
# On Kubernetes this feature disabled for now regardless the flag value
enabled: true # ENV: KUMA_DP_SERVER_HDS_ENABLED
# Interval for Envoy to send statuses for HealthChecks
interval: 5s # ENV: KUMA_DP_SERVER_HDS_INTERVAL
# RefreshInterval is an interval for re-genarting configuration for Dataplanes connected to the Control Plane
refreshInterval: 10s # ENV: KUMA_DP_SERVER_HDS_REFRESH_INTERVAL
# Check defines a HealthCheck configuration
checkDefaults:
# Timeout is a time to wait for a health check response. If the timeout is reached the
# health check attempt will be considered a failure
timeout: 2s # ENV: KUMA_DP_SERVER_HDS_CHECK_TIMEOUT
# Interval between health checks
interval: 1s # ENV: KUMA_DP_SERVER_HDS_CHECK_INTERVAL
# NoTrafficInterval is a special health check interval that is used when a cluster has
# never had traffic routed to it
noTrafficInterval: 1s # ENV: KUMA_DP_SERVER_HDS_CHECK_NO_TRAFFIC_INTERVAL
# HealthyThreshold is a number of healthy health checks required before a host is marked healthy
healthyThreshold: 1 # ENV: KUMA_DP_SERVER_HDS_CHECK_HEALTHY_THRESHOLD
# UnhealthyThreshold is a number of unhealthy health checks required before a host is marked unhealthy
unhealthyThreshold: 1 # ENV: KUMA_DP_SERVER_HDS_CHECK_UNHEALTHY_THRESHOLD
# Intercommunication CP configuration
interCp:
# Catalog configuration. Catalog keeps a record of all live CP instances in the zone.
catalog:
# Indicates an address on which other control planes can communicate with this CP.
# If empty then it's autoconfigured by taking the first IP of the nonloopback network interface.
instanceAddress: "" # ENV: KUMA_INTER_CP_CATALOG_INSTANCE_ADDRESS
# Interval on which CP will send heartbeat to a leader.
heartbeatInterval: 5s # ENV: KUMA_INTER_CP_CATALOG_HEARTBEAT_INTERVAL
# Interval on which CP will write all instances to a catalog.
writerInterval: 15s # ENV: KUMA_INTER_CP_CATALOG_WRITER_INTERVAL
# Intercommunication CP server configuration
server:
# Port of the inter-cp server
port: 5683 # ENV: KUMA_INTER_CP_SERVER_PORT
# TlsMinVersion the minimum version of TLS
tlsMinVersion: "TLSv1_2" # ENV: KUMA_INTER_CP_SERVER_TLS_MIN_VERSION
# TlsMaxVersion the maximum version of TLS
tlsMaxVersion: # ENV: KUMA_INTER_CP_SERVER_TLS_MAX_VERSION
# TlsCipherSuites the list of cipher suites
tlsCipherSuites: [ ] # ENV: KUMA_INTER_CP_SERVER_TLS_CIPHER_SUITES
# Access Control configuration
access:
# Type of access strategy (available values: "static")
type: static
# Configuration of static access strategy
static:
# AdminResources defines an access to admin resources (Secret/GlobalSecret)
adminResources:
# List of users that are allowed to access admin resources
users: ["mesh-system:admin"] # ENV: KUMA_ACCESS_STATIC_ADMIN_RESOURCES_USERS
# List of groups that are allowed to access admin resources
groups: ["mesh-system:admin"] # ENV: KUMA_ACCESS_STATIC_ADMIN_RESOURCES_GROUPS
# GenerateDPToken defines an access to generating dataplane token
generateDpToken:
# List of users that are allowed to generate dataplane token
users: ["mesh-system:admin"] # ENV: KUMA_ACCESS_STATIC_GENERATE_DP_TOKEN_USERS
# List of groups that are allowed to generate dataplane token
groups: ["mesh-system:admin"] # ENV: KUMA_ACCESS_STATIC_GENERATE_DP_TOKEN_GROUPS
# GenerateUserToken defines an access to generating user token
generateUserToken:
# List of users that are allowed to generate user token
users: ["mesh-system:admin"] # ENV: KUMA_ACCESS_STATIC_GENERATE_USER_TOKEN_USERS
# List of groups that are allowed to generate user token
groups: ["mesh-system:admin"] # ENV: KUMA_ACCESS_STATIC_GENERATE_USER_TOKEN_GROUPS
# GenerateZoneToken defines an access to generating zone token
generateZoneToken:
# List of users that are allowed to generate zone token
users: ["mesh-system:admin"] # ENV: KUMA_ACCESS_STATIC_GENERATE_ZONE_TOKEN_USERS
# List of groups that are allowed to generate zone token
groups: ["mesh-system:admin"] # ENV: KUMA_ACCESS_STATIC_GENERATE_ZONE_TOKEN_GROUPS
viewConfigDump:
# List of users that are allowed to get envoy config dump
users: [ ] # ENV: KUMA_ACCESS_STATIC_GET_CONFIG_DUMP_USERS
# List of groups that are allowed to get envoy config dump
groups: ["mesh-system:unauthenticated","mesh-system:authenticated"] # ENV: KUMA_ACCESS_STATIC_GET_CONFIG_DUMP_GROUPS
viewStats:
# List of users that are allowed to get envoy stats
users: [ ] # ENV: KUMA_ACCESS_STATIC_VIEW_STATS_USERS
# List of groups that are allowed to get envoy stats
groups: ["mesh-system:unauthenticated","mesh-system:authenticated"] # ENV: KUMA_ACCESS_STATIC_VIEW_STATS_GROUPS
viewClusters:
# List of users that are allowed to get envoy clusters
users: [ ] # ENV: KUMA_ACCESS_STATIC_VIEW_CLUSTERS_USERS
# List of groups that are allowed to get envoy clusters
groups: ["mesh-system:unauthenticated","mesh-system:authenticated"] # ENV: KUMA_ACCESS_STATIC_VIEW_CLUSTERS_GROUPS
# Configuration of experimental features of Kuma
experimental:
# If true, experimental Gateway API is enabled
gatewayAPI: false # ENV: KUMA_EXPERIMENTAL_GATEWAY_API
# If true, instead of embedding kubernetes outbounds into Dataplane object, they are persisted next to VIPs in ConfigMap
# This can improve performance, but it should be enabled only after all instances are migrated to version that supports this config
kubeOutboundsAsVIPs: false # ENV: KUMA_EXPERIMENTAL_KUBE_OUTBOUNDS_AS_VIPS
proxy:
gateway:
# Sets the envoy runtime value to limit maximum number of incoming
# connections to a builtin gateway data plane proxy
globalDownstreamMaxConnections: 50000 # ENV: KUMA_PROXY_GATEWAY_GLOBAL_DOWNSTREAM_MAX_CONNECTIONS
