d170b0a4d2
* added config file implementation, refactoring * add gitignore * improved test * preperations for more metrics * added resource metrics * added first bgp metrics * added asn as label for bgp metrics * added prefix and message counts to bgp metrics * simplified * Update README.md * added yaml dependency * fixed go routine call * added timeout * clean up * added TLS support * set default api port for TLS * added routes metric * added missing log information * added type collectorContext to reduce the count of parameters for better readability * added DHCP and DHCPv6 metrics * filter for active dhcp leases only * added pool metrics * enable/disable feature in config file * refactoring * clean up * comment fix
92 lines
2.3 KiB
Go
92 lines
2.3 KiB
Go
package collector
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import (
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"strconv"
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"strings"
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"github.com/prometheus/client_golang/prometheus"
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log "github.com/sirupsen/logrus"
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"gopkg.in/routeros.v2/proto"
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)
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type interfaceCollector struct {
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props []string
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descriptions map[string]*prometheus.Desc
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}
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func newInterfaceCollector() routerOSCollector {
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c := &interfaceCollector{}
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c.init()
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return c
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}
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func (c *interfaceCollector) init() {
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c.props = []string{"name", "rx-byte", "tx-byte", "rx-packet", "tx-packet", "rx-error", "tx-error", "rx-drop", "tx-drop"}
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labelNames := []string{"name", "address", "interface"}
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c.descriptions = make(map[string]*prometheus.Desc)
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for _, p := range c.props[1:] {
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c.descriptions[p] = descriptionForPropertyName("interface", p, labelNames)
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}
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}
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func (c *interfaceCollector) describe(ch chan<- *prometheus.Desc) {
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for _, d := range c.descriptions {
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ch <- d
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}
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}
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func (c *interfaceCollector) collect(ctx *collectorContext) error {
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stats, err := c.fetch(ctx)
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if err != nil {
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return err
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}
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for _, re := range stats {
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c.collectForStat(re, ctx)
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}
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return nil
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}
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func (c *interfaceCollector) fetch(ctx *collectorContext) ([]*proto.Sentence, error) {
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reply, err := ctx.client.Run("/interface/print", "?disabled=false", "?running=true", "=.proplist="+strings.Join(c.props, ","))
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if err != nil {
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log.WithFields(log.Fields{
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"device": ctx.device.Name,
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"error": err,
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}).Error("error fetching interface metrics")
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return nil, err
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}
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return reply.Re, nil
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}
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func (c *interfaceCollector) collectForStat(re *proto.Sentence, ctx *collectorContext) {
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var iface string
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for _, p := range c.props {
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if p == "name" {
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iface = re.Map[p]
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} else {
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c.collectMetricForProperty(p, iface, re, ctx)
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}
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}
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}
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func (c *interfaceCollector) collectMetricForProperty(property, iface string, re *proto.Sentence, ctx *collectorContext) {
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desc := c.descriptions[property]
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v, err := strconv.ParseFloat(re.Map[property], 64)
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if err != nil {
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log.WithFields(log.Fields{
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"device": ctx.device.Name,
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"interface": iface,
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"property": property,
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"value": re.Map[property],
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"error": err,
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}).Error("error parsing interface metric value")
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return
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}
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ctx.ch <- prometheus.MustNewConstMetric(desc, prometheus.CounterValue, v, ctx.device.Name, ctx.device.Address, iface)
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}
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