Graylog destination plugin

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

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

The Graylog destination plugin (name: gelf) lets you send your telemetry pipeline data to Graylog.

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	IP address or hostname of the target Graylog server.	127.0.0.1
Port	Port	The port that your Graylog GELF input is listening on.	12201
Mode	Mode	The protocol to use (tls, tcp or udp).	udp
Packet Size	Packet_Size	If mode is udp, sets the size of packets to be sent.	1420
Compress	Compress	If true, and mode is udp, compresses your UDP packets. Accepted values: true, false.	true

GELF settings

Name	Key	Description	Default
GELF Short Message Key	Gelf_Short_Message_Key	A short descriptive message (must be set in GELF).	short_message
GELF Timestamp Key	Gelf_Timestamp_Key	Your log timestamp (should be set in GELF).	timestamp
GELF Host Key	Gelf_Host_Key	This key value is used as the name of the host, source, or app that sent this message. (must be set in GELF).	host
GELF Full Message Key	Gelf_Full_Message_Key	Key to use as the long message. (Optional in GELF).	none
GELF Level Key	Gelf_Level_Key	Key to be used as the log level. Its value must be in standard syslog levels between 0 and 7. (Optional in GELF).	none

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