Add sel_events_log metric

Resolves: PCC-5375

Dockerfile

@@ -1,13 +1,40 @@
+FROM ubuntu:16.04 as buildstage
+
+# Install git, curl and build required packages
+RUN apt-get update -y && apt-get install -y git curl make gcc tar rsync wget
+
+# Download Go and install it to /usr/local/go
+RUN curl -s https://storage.googleapis.com/golang/go1.19.10.linux-amd64.tar.gz | tar -v -C /usr/local -xz
+ENV PATH $PATH:/usr/local/go/bin
+
+# Enable go modules
+ENV GO111MODULE on
+RUN go env -w GOPRIVATE=github.com/platinasystems/*
+
+# Enable access to private github repositories
+# Token must be passed with --build-arg GITHUB_TOKEN=<value>
+ARG GITHUB_TOKEN
+RUN git config --global url."https://$GITHUB_TOKEN:[email protected]/".insteadOf "https://github.com/"
+
+# Populate the module cache based on the go.{mod,sum} files for ipmi_exporter
+COPY go.mod go.mod
+RUN go mod download
+
+#Build ipmi_exporter
+WORKDIR /$GOPATH/src/github.com/platinasystems/ipmi_exporter
+COPY . .
+RUN make
+RUN mv ipmi_exporter /
+
+#Copy the ipmi_expoter binary
 ARG ARCH="amd64"
 ARG OS="linux"
 FROM --platform=${OS}/${ARCH} alpine:3
 RUN apk --no-cache add freeipmi
 LABEL maintainer="The Prometheus Authors <[email protected]>"
-
-ARG ARCH="amd64"
-ARG OS="linux"
-COPY .build/${OS}-${ARCH}/ipmi_exporter /bin/ipmi_exporter
+WORKDIR /
+COPY --from=buildstage /ipmi_exporter /
 
 EXPOSE      9290
 USER        nobody
-ENTRYPOINT  [ "/bin/ipmi_exporter" ]
+ENTRYPOINT  [ "/ipmi_exporter"]

collector_sel_events.go

@@ -45,6 +45,12 @@ var (
 		[]string{"name"},
 		nil,
 	)
+	selEventsLog = prometheus.NewDesc(
+		prometheus.BuildFQName(namespace, "sel_events", "log"),
+		"log entries",
+		[]string{"log"},
+		nil,
+	)
 )
 
 type SELEventsCollector struct{}
@@ -145,5 +151,20 @@ func (c SELEventsCollector) Collect(result freeipmi.Result, ch chan<- prometheus
 			name,
 		)
 	}
+
+	log, err := freeipmi.GetStringSELEvents(result)
+	if err != nil {
+		level.Error(logger).Log("msg", "Failed to collect SEL events logs", "target", targetName(target.host), "error", err)
+		return 0, err
+	}
+	level.Info(logger).Log(log)
+
+	ch <- prometheus.MustNewConstMetric(
+		selEventsLog,
+		prometheus.GaugeValue,
+		1,
+		log,
+	)
+
 	return 1, nil
 }

freeipmi/freeipmi.go

@@ -477,3 +477,11 @@ func GetSELEvents(ipmiOutput Result) ([]SELEventData, error) {
 	}
 	return events, nil
 }
+
+func GetStringSELEvents(ipmiOutput Result) (string, error) {
+	if ipmiOutput.err != nil {
+		return "", fmt.Errorf("%s: %s", ipmiOutput.err, ipmiOutput.output)
+	}
+	events := string(ipmiOutput.output)
+	return events, nil
+}

jenkins.properties

@@ -0,0 +1,4 @@
+projectName=ipmi-exporter
+version=stable
+language=go
+dockerfilePath=