v0.38.1

This is release v0.38.1 of Grafana Agent.

Upgrading

Read the relevant upgrade guides for specific instructions on upgrading from older versions:

• Static mode upgrade guide
• Static mode Kubernetes operator upgrade guide
• Flow mode upgrade guide

Notable changes:

Security fixes

• Fix CVE-2023-47108 by updating otelgrpc from v0.45.0 to v0.46.0. (@hainenber)

Features

• Agent Management: Introduce support for templated configuration. (@jcreixell)

Bugfixes

• Permit X-Faro-Session-ID header in CORS requests for the faro.receiver
  component (flow mode) and the app_agent_receiver integration (static mode).
  (@cedricziel)

• Fix issue with windows_exporter defaults not being set correctly. (@mattdurham)

• Fix agent crash when process null OTel's fan out consumers. (@hainenber)

• Fix issue in prometheus.operator.* where targets would be dropped if two crds share a common prefix in their names. (@Paul424, @captncraig)

• Fix issue where convert command would generate incorrect Flow Mode config
  when provided promtail configuration that uses docker_sd_configs (@thampiotr)

• Fix converter issue with loki.relabel and max_cache_size being set to 0 instead of default (10_000). (@mattdurham)

Other changes

• Add Agent Deploy Mode to usage report. (@captncraig)

Installation

Refer to our installation guides for how to install the variants of Grafana Agent:

• Install static mode
• Install the static mode Kubernetes operator
• Install flow mode