Update agent collector config (#3396)

Problem: Agent updated the structure of the collector configuration.

Solution: Update our agent config template to match the new structure.

Author: sjberman

build/Dockerfile.nginx

@@ -12,7 +12,7 @@ WORKDIR /tmp
 RUN apk add --no-cache git make \
     && git clone https://github.com/nginx/agent.git \
     && cd agent \
-    && git checkout 9b574fa90848c9a7c123e6e7e6153ccd602ae724 \
+    && git checkout 3dad26582af6c17e013302d08a4f1ed5d5504296 \
     && make build
 
 FROM nginx:1.28.0-alpine-otel

build/Dockerfile.nginxplus

@@ -11,7 +11,7 @@ WORKDIR /tmp
 RUN apk add --no-cache git make \
     && git clone https://github.com/nginx/agent.git \
     && cd agent \
-    && git checkout 9b574fa90848c9a7c123e6e7e6153ccd602ae724 \
+    && git checkout 3dad26582af6c17e013302d08a4f1ed5d5504296 \
     && make build
 
 FROM alpine:3.21

go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/go-logr/logr v1.4.2
 	github.com/google/go-cmp v0.7.0
 	github.com/google/uuid v1.6.0
-	github.com/nginx/agent/v3 v3.0.0-20250520100419-9b574fa90848
+	github.com/nginx/agent/v3 v3.0.0-20250522105044-3dad26582af6
 	github.com/nginx/telemetry-exporter v0.1.4
 	github.com/onsi/ginkgo/v2 v2.23.4
 	github.com/onsi/gomega v1.37.0

go.sum

@@ -135,8 +135,8 @@ github.com/morikuni/aec v1.0.0 h1:nP9CBfwrvYnBRgY6qfDQkygYDmYwOilePFkwzv4dU8A=
 github.com/morikuni/aec v1.0.0/go.mod h1:BbKIizmSmc5MMPqRYbxO4ZU0S0+P200+tUnFx7PXmsc=
 github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq1c1nUAm88MOHcQC9l5mIlSMApZMrHA=
 github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ=
-github.com/nginx/agent/v3 v3.0.0-20250520100419-9b574fa90848 h1:BZ5WY30Ojw/+/SmmvsdbM7SXuEpUy9zgBkuMSVet540=
-github.com/nginx/agent/v3 v3.0.0-20250520100419-9b574fa90848/go.mod h1:O/31aKtii/mpiZmFGMcTNDoLtKzwTyTXOBMSRkMaPvs=
+github.com/nginx/agent/v3 v3.0.0-20250522105044-3dad26582af6 h1:/JE/9CpNIIpLRmmF6aYbTVvZyGU21Iano5gzdmhmICc=
+github.com/nginx/agent/v3 v3.0.0-20250522105044-3dad26582af6/go.mod h1:O/31aKtii/mpiZmFGMcTNDoLtKzwTyTXOBMSRkMaPvs=
 github.com/nginx/telemetry-exporter v0.1.4 h1:3ikgKlyz/O57oaBLkxCInMjr74AhGTKr9rHdRAkkl/w=
 github.com/nginx/telemetry-exporter v0.1.4/go.mod h1:bl6qmsxgk4a9D0X8R5E3sUNXN2iECPEK1JNbRLhN5C4=
 github.com/nginxinc/nginx-plus-go-client/v2 v2.0.1 h1:5VVK38bnELMDWnwfF6dSv57ResXh9AUzeDa72ENj94o=

internal/mode/static/provisioner/templates.go

@@ -60,19 +60,17 @@ log:
 {{- if .EnableMetrics }}
 collector:
     receivers:
+        container_metrics:
+            collection_interval: 1m0s
         host_metrics:
             collection_interval: 1m0s
             initial_delay: 1s
             scrapers:
-                cpu: {}
-                memory: {}
-                disk: {}
                 network: {}
-                filesystem: {}
     processors:
         batch: {}
     exporters:
-        prometheus_exporter:
+        prometheus:
             server:
                 host: "0.0.0.0"
                 port: {{ .MetricsPort }}