The documentation you are viewing is for Dapr v1.8 which is an older version of Dapr. For up-to-date documentation, see the latest version.
The following table lists the environment variables used by the Dapr runtime, CLI, or from within your application:
|Environment Variable||Used By||Description|
|APP_ID||Your application||The id for your application, used for service discovery|
|APP_PORT||Your application||The port your application is listening on|
|APP_API_TOKEN||Your application||The token used by the application to authenticate requests from Dapr API. Read authenticate requests from Dapr using token authentication for more information.|
|DAPR_HTTP_PORT||Your application||The HTTP port that the Dapr sidecar is listening on. Your application should use this variable to connect to Dapr sidecar instead of hardcoding the port value. Set by the Dapr CLI run command for self-hosted or injected by the
|DAPR_GRPC_PORT||Your application||The gRPC port that the Dapr sidecar is listening on. Your application should use this variable to connect to Dapr sidecar instead of hardcoding the port value. Set by the Dapr CLI run command for self-hosted or injected by the
|DAPR_METRICS_PORT||Your application||The HTTP Prometheus port to which Dapr sends its metrics information. With this variable, your application sends its application-specific metrics to have both Dapr metrics and application metrics together. See metrics-port for more information|
|DAPR_PROFILE_PORT||Your application||The profiling port through which Dapr lets you enable profiling and track possible CPU/memory/resource spikes in your application’s behavior. Enabled by
|DAPR_API_TOKEN||Dapr sidecar||The token used for Dapr API authentication for requests from the application. Enable API token authentication in Dapr.|
|NAMESPACE||Dapr sidecar||Used to specify a component’s namespace in self-hosted mode.|
|DAPR_DEFAULT_IMAGE_REGISTRY||Dapr CLI||In self-hosted mode, it is used to specify the default container registry to pull images from. When its value is set to
|SSL_CERT_DIR||Dapr sidecar||Specifies the location where the public certificates for all the trusted certificate authorities (CA) are located. Not applicable when the sidecar is running as a process in self-hosted mode.|
|DAPR_HELM_REPO_URL||Your private Dapr Helm chart url||Specifies a private Dapr Helm chart url, which defaults to the official Helm chart URL:
|DAPR_HELM_REPO_USERNAME||A username for a private Helm chart||The username required to access the private Dapr Helm chart. If it can be accessed publicly, this env variable does not need to be set|
|DAPR_HELM_REPO_PASSWORD||A password for a private Helm chart||The password required to access the private Dapr helm chart. If it can be accessed publicly, this env variable does not need to be set|
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