feat: add default yaml config file for fleet config manager

agent/configmgr/fleet.go

@@ -37,6 +37,20 @@ func newFleetConfigManager(logger *slog.Logger, pMgr policymgr.PolicyManager, ba
 func (fleetManager *fleetConfigManager) Start(cfg config.Config, backends map[string]backend.Backend) error {
 	ctx := context.Background()
 
+	var err error
+	cfg.OrbAgent.ConfigManager.Sources.Fleet.TokenURL, err = config.ResolveEnv(cfg.OrbAgent.ConfigManager.Sources.Fleet.TokenURL)
+	if err != nil {
+		return err
+	}
+	cfg.OrbAgent.ConfigManager.Sources.Fleet.ClientID, err = config.ResolveEnv(cfg.OrbAgent.ConfigManager.Sources.Fleet.ClientID)
+	if err != nil {
+		return err
+	}
+	cfg.OrbAgent.ConfigManager.Sources.Fleet.ClientSecret, err = config.ResolveEnv(cfg.OrbAgent.ConfigManager.Sources.Fleet.ClientSecret)
+	if err != nil {
+		return err
+	}
+
 	fleetManager.logger.Info("starting fleet config manager",
 		"token_url", cfg.OrbAgent.ConfigManager.Sources.Fleet.TokenURL,
 		"client_id", cfg.OrbAgent.ConfigManager.Sources.Fleet.ClientID)

agent/docker/Dockerfile

@@ -53,6 +53,7 @@ RUN pip3 install netboxlabs-device-discovery netboxlabs-orb-worker
 COPY --from=builder /build/orb-agent /usr/local/bin/orb-agent
 COPY --from=builder /src/orb-agent/agent/docker/orb-agent-entry.sh /usr/local/bin/orb-agent-entry.sh
 COPY --from=builder /src/orb-agent/agent/docker/run-agent.sh /run-agent.sh
+COPY --from=builder /src/orb-agent/agent/docker/default_config.yaml /opt/orb/default_config.yaml
 
 RUN chmod a+x /run-agent.sh
 

agent/docker/default_config.yaml

@@ -0,0 +1,15 @@
+orb:
+  config_manager:
+    active: fleet
+    sources:
+      orb:
+        token_url: ${FLEET_AUTH_URL}
+        client_id: ${FLEET_CLIENT_ID}
+        client_secret: ${FLEET_CLIENT_SECRET}
+  backends:
+    network_discovery:
+    device_discovery:
+    snmp_discovery:
+    common:
+      diode:
+        dry_run: true

agent/docker/orb-agent-entry.sh

@@ -35,6 +35,39 @@ if [ -f "asn.mmdb.gz" ]; then
 fi
 
 ## Agent Configuration ##
+DEFAULT_CONFIG_PATH="/opt/orb/default_config.yaml"
+agent_args=("$@")
+
+if [ -n "${FLEET_CLIENT_ID}" ] && [ -n "${FLEET_CLIENT_SECRET}" ]; then
+  # Use packaged default config when fleet credentials are provided without an explicit config file.
+  config_specified=false
+  for arg in "${agent_args[@]}"; do
+    case "${arg}" in
+      --config|--config=*|-c|-c=*)
+        config_specified=true
+        break
+        ;;
+    esac
+  done
+
+  if [ "${config_specified}" = false ]; then
+    if [ ${#agent_args[@]} -eq 0 ]; then
+      agent_args=(run -c "${DEFAULT_CONFIG_PATH}")
+    else
+      run_specified=false
+      for arg in "${agent_args[@]}"; do
+        if [ "${arg}" = "run" ]; then
+          run_specified=true
+          break
+        fi
+      done
+      if [ "${run_specified}" = true ]; then
+        agent_args+=("--config" "${DEFAULT_CONFIG_PATH}")
+      fi
+    fi
+  fi
+fi
+
 trap agentstop1 SIGINT
 trap agentstop2 SIGTERM
 
@@ -44,7 +77,7 @@ do
   # pid file dont exist
   if [ ! -f "/var/run/orb-agent.pid"  ]; then
     # running orb-agent in background
-    nohup /run-agent.sh "$@" &
+    nohup /run-agent.sh "${agent_args[@]}" &
     sleep 2
     if [ -d "/nohup.out" ]; then
        tail -f /nohup.out &

go.mod

@@ -20,10 +20,8 @@ require (
 	go.opentelemetry.io/contrib/bridges/otelslog v0.13.0
 	go.opentelemetry.io/otel v1.38.0
 	go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc v0.14.0
-	go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploghttp v0.14.0
 	go.opentelemetry.io/otel/sdk v1.38.0
 	go.opentelemetry.io/otel/sdk/log v0.14.0
-	google.golang.org/grpc v1.75.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 
@@ -112,6 +110,7 @@ require (
 	golang.org/x/time v0.11.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20250825161204-c5933d9347a5 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20250825161204-c5933d9347a5 // indirect
+	google.golang.org/grpc v1.75.0 // indirect
 	google.golang.org/protobuf v1.36.8 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect
 	gotest.tools/v3 v3.5.2 // indirect

go.sum

@@ -226,8 +226,6 @@ go.opentelemetry.io/otel v1.38.0 h1:RkfdswUDRimDg0m2Az18RKOsnI8UDzppJAtj01/Ymk8=
 go.opentelemetry.io/otel v1.38.0/go.mod h1:zcmtmQ1+YmQM9wrNsTGV/q/uyusom3P8RxwExxkZhjM=
 go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc v0.14.0 h1:OMqPldHt79PqWKOMYIAQs3CxAi7RLgPxwfFSwr4ZxtM=
 go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc v0.14.0/go.mod h1:1biG4qiqTxKiUCtoWDPpL3fB3KxVwCiGw81j3nKMuHE=
-go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploghttp v0.14.0 h1:QQqYw3lkrzwVsoEX0w//EhH/TCnpRdEenKBOOEIMjWc=
-go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploghttp v0.14.0/go.mod h1:gSVQcr17jk2ig4jqJ2DX30IdWH251JcNAecvrqTxH1s=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.37.0 h1:Ahq7pZmv87yiyn3jeFz/LekZmPLLdKejuO3NcK9MssM=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.37.0/go.mod h1:MJTqhM0im3mRLw1i8uGHnCvUEeS7VwRyxlLC78PA18M=
 go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.37.0 h1:bDMKF3RUSxshZ5OjOTi8rsHGaPKsAt76FaqgvIUySLc=