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In the list below, the names of required properties appear in bold. Any other properties (not in bold) are considered optional. The table also indicates any default values, whether a property supports the NiFi Expression Language, and whether a property is considered "sensitive", meaning that its value will be encrypted. Before entering a value in a sensitive property, ensure that the nifi.properties file has an entry for the property nifi.sensitive.props.key.
| Name | Default Value | Allowable Values | Description |
|---|---|---|---|
| HTTP Hosts | A comma-separated list of HTTP hosts that host Elasticsearch query nodes. Supports Expression Language: true (will be evaluated using variable registry only) | ||
| Username | The username to use with XPack security. Supports Expression Language: true (will be evaluated using variable registry only) | ||
| Password | The password to use with XPack security. Sensitive Property: true Supports Expression Language: true (will be evaluated using variable registry only) | ||
| SSL Context Service | Controller Service API: SSLContextService Implementations: StandardSSLContextService StandardRestrictedSSLContextService | The SSL Context Service used to provide client certificate information for TLS/SSL connections. This service only applies if the Elasticsearch endpoint(s) have been secured with TLS/SSL. | |
| Proxy Configuration Service | Controller Service API: ProxyConfigurationService Implementation: StandardProxyConfigurationService | Specifies the Proxy Configuration Controller Service to proxy network requests. Supported proxies: HTTP | |
| Connect timeout | 5000 | Controls the amount of time, in milliseconds, before a timeout occurs when trying to connect. | |
| Read timeout | 60000 | Controls the amount of time, in milliseconds, before a timeout occurs when waiting for a response. | |
| Retry timeout | 60000 | Controls the amount of time, in milliseconds, before a timeout occurs when retrying the operation. | |
| Charset | UTF-8 | The charset to use for interpreting the response from Elasticsearch. | |
| Suppress Null/Empty Values | always-suppress |
| Specifies how the writer should handle null and empty fields (including objects and arrays) |
