Clickhouse destination plugin

Configure the Clickhouse destination plugin in Chronosphere Telemetry Pipeline to send logs to Clickhouse.

This information is for Chronosphere Telemetry Pipeline, which is a standalone product separate from Chronosphere Observability Platform.

The Clickhouse destination plugin (name: http, alias: Clickhouse) lets you send your telemetry pipeline data to Clickhouse.

Supported telemetry types

The for Chronosphere Telemetry Pipeline supports these telemetry types:

Logs	Metrics	Traces

Configuration parameters

Use the parameters in this section to configure the . The Telemetry Pipeline web interface uses the items in the Name column to describe these parameters. Pipeline configuration files use the items in the Key column as YAML keys.

General

Name	Key	Description	Default
Host	host	Required. IP address or hostname of the Clickhouse cloud host.	none
Port	port	Required. TCP host port of the target HTTP server.	8443

Advanced

Name	Key	Description	Default
URI	uri	Required. Specifies a HTTP URI for the target web server.	/?query=INSERT+INTO+fluentbit.kube+FORMAT+JSONEachRow
Format	format	Required. Specifies the data format to use in the HTTP request body. Accepted values: json, json_lines, json_stream.	json_stream
JSON Date Format	json_date_format	Specifies the date format. Accepted values: double, epoch, iso8601, java_sql_timestamp.	epoch
JSON Date Key	json_date_key	Specifies the name of the date field in output.	timestamp

Security and TLS

Name	Key	Description	Default
TLS	tls	If true, enables TLS/SSL. If false, disables TLS/SSL. Accepted values: true, false.	false
TLS Certificate Validation	tls.verify	If on, and if tls is true, enables TLS/SSL certificate validation. If off, disables TLS/SSL certificate validation. Accepted values: on, off.	on
TLS Debug Level	tls.debug	Sets TLS debug verbosity level. Accepted values: 0 (No debug), 1 (Error), 2 (State change), 3 (Informational), 4 (Verbose).	1
CA Certificate File Path	tls.ca_file	Absolute path to CA certificate file.	none
Certificate File Path	tls.crt_file	Absolute path to certificate file.	none
Private Key File Path	tls.key_file	Absolute path to private key file.	none
Private Key Path Password	tls.key_passwd	Password for private key file.	none
TLS SNI Hostname Extension	tls.vhost	Hostname to be used for TLS SNI extension.	none

Advanced Networking

Name	Key	Description	Default
DNS Mode	net.dns.mode	Selects the primary DNS connection type, which can be TCP or UDP.	none
DNS Resolver	net.dns.resolver	Selects the primary DNS connection type, which can be LEGACY or ASYNC.	none
Prefer IPv4	net.dns.prefer_ipv4	Prioritizes IPv4 DNS results when trying to establish a connection. Accepted values: true, false.	false
Keepalive	net.keepalive	Enables or disables Keepalive support. Accepted values: true, false.	true
Keepalive Idle Timeout	net.keepalive_idle_timeout	Sets the maximum time allowed for an idle Keepalive connection.	30s
Max Connect Timeout	net.connect_timeout	Sets the maximum time allowed to establish a connection, which includes the TLS handshake.	10s
Max Connect Timeout Log Error	net.connect_timeout_log_error	Specifies whether to log an error on connection timeout. When disabled, the timeout is logged as a debug message. Accepted values: true, false.	true
Source Address	net.source_address	Specifies the network address to bind for data traffic.	none
Max Keepalive Recycle	net.keepalive_max_recycle	Sets the maximum number of times a keepalive connection can be used before it’s retired.	2000

Basic Authentication

Name	Key	Description	Default
HTTP Username	http_user	Basic auth username.	none
HTTP Password	http_passwd	Basic auth password. Requires http_user to be set.	none