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fixed crash: on some tun/tap network devices in linux `NameAssignType` is nil.

pull/3212/head
abbas ali chezgi 2024-12-18 08:11:15 +03:30 committed by GitHub
parent 983e6345d5
commit 01fd9654ad
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GPG Key ID: B5690EEEBB952194
1 changed files with 6 additions and 3 deletions
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9
collector/netclass_linux.go
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@ -116,10 +116,13 @@ func (c *netClassCollector) netClassSysfsUpdate(ch chan<- prometheus.Metric) err
pushMetric(ch, c.getFieldDesc("iface_id"), "iface_id", ifaceInfo.IfIndex, prometheus.GaugeValue, ifaceInfo.Name)
pushMetric(ch, c.getFieldDesc("iface_link"), "iface_link", ifaceInfo.IfLink, prometheus.GaugeValue, ifaceInfo.Name)
pushMetric(ch, c.getFieldDesc("iface_link_mode"), "iface_link_mode", ifaceInfo.LinkMode, prometheus.GaugeValue, ifaceInfo.Name)
pushMetric(ch, c.getFieldDesc("mtu_bytes"), "mtu_bytes", ifaceInfo.MTU, prometheus.GaugeValue, ifaceInfo.Name)
pushMetric(ch, c.getFieldDesc("name_assign_type"), "name_assign_type", ifaceInfo.NameAssignType, prometheus.GaugeValue, ifaceInfo.Name)
pushMetric(ch, c.getFieldDesc("mtu_bytes"), "mtu_bytes", ifaceInfo.MTU, prometheus.GaugeValue, ifaceInfo.Name)
pushMetric(ch, c.getFieldDesc("net_dev_group"), "net_dev_group", ifaceInfo.NetDevGroup, prometheus.GaugeValue, ifaceInfo.Name)
if ifaceInfo.NameAssignType != nil {
pushMetric(ch, c.getFieldDesc("name_assign_type"), "name_assign_type", ifaceInfo.NameAssignType, prometheus.GaugeValue, ifaceInfo.Name)
}
if ifaceInfo.Speed != nil {
// Some devices return -1 if the speed is unknown.
if *ifaceInfo.Speed >= 0 || !*netclassInvalidSpeed {