dns-status-internal healcheck crashes

[hervelemeur]

Another crash, same context as here.

time="2021-01-13T21:10:11Z" level=info msg="Found instance namespace: kuberhealthy"
time="2021-01-13T21:10:11Z" level=info msg="Kuberhealthy is located in the kuberhealthy namespace."
time="2021-01-13T21:10:11Z" level=info msg="Check time limit set to: 14m47.427936725s"
time="2021-01-13T21:10:11Z" level=info msg="Check pod is running on node: aks-default-15766151-vmss000000"
time="2021-01-13T21:10:11Z" level=debug msg="Getting pod: dns-status-internal-1610572204 in order to get its node information"
time="2021-01-13T21:10:11Z" level=error msg="Error waiting for node to reach minimum age: pods \"dns-status-internal-1610572204\" is forbidden: User \"system:serviceaccount:kuberhealthy:default\" cannot get resource \"pods\" in API group \"\" in the namespace \"kuberhealthy\""
time="2021-01-13T21:10:11Z" level=debug msg="Checking if the kuberhealthy endpoint: http://kuberhealthy.kuberhealthy.svc.cluster.local/externalCheckStatus is ready."
time="2021-01-13T21:10:11Z" level=debug msg="http://kuberhealthy.kuberhealthy.svc.cluster.local/externalCheckStatus is ready."
time="2021-01-13T21:10:11Z" level=debug msg="Kuberhealthy endpoint: http://kuberhealthy.kuberhealthy.svc.cluster.local/externalCheckStatus is ready. Proceeding to run check."
time="2021-01-13T21:10:11Z" level=debug msg="Getting pod: dns-status-internal-1610572204 in order to get its node information"
time="2021-01-13T21:10:11Z" level=error msg="Error waiting for kube proxy to be ready: error getting kuberhealthy pod: pods \"dns-status-internal-1610572204\" is forbidden: User \"system:serviceaccount:kuberhealthy:default\" cannot get resource \"pods\" in API group \"\" in the namespace \"kuberhealthy\""
time="2021-01-13T21:10:11Z" level=info msg="Running DNS status checker"
time="2021-01-13T21:10:11Z" level=info msg="DNS Status check testing hostname: kubernetes.default"
time="2021-01-13T21:10:11Z" level=info msg="DNS Status check determined that kubernetes.default was OK."
2021/01/13 21:10:11 checkClient: DEBUG: Reporting SUCCESS
2021/01/13 21:10:11 checkClient: DEBUG: Sending report with error length of:0
2021/01/13 21:10:11 checkClient: DEBUG: Sending report with ok state of:true
2021/01/13 21:10:11 checkClient: INFO: Using kuberhealthy reporting URL:http://kuberhealthy.kuberhealthy.svc.cluster.local/externalCheckStatus
2021/01/13 21:10:11 checkClient: DEBUG: Making POST request to kuberhealthy:
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x18 pc=0x11f1473]
goroutine 1 [running]:
github.com/Comcast/kuberhealthy/v2/pkg/checks/external/checkclient.sendReport(0x202a688, 0x0, 0x0, 0x1, 0xc0003265e8, 0xc0002edd74)
   /build/pkg/checks/external/checkclient/main.go:99 +0x4e3
github.com/Comcast/kuberhealthy/v2/pkg/checks/external/checkclient.ReportSuccess(0xc0002eddf0, 0xc0003265a0)
   /build/pkg/checks/external/checkclient/main.go:44 +0x7e
main.reportKHSuccess(0xc0002eddc8, 0xc0002edd70)
   /build/cmd/dns-resolution-check/main.go:182 +0x2d
main.(*Checker).Run(0xc0002f5ee0, 0xc00026fe40, 0xc0002eded0, 0x2)
   /build/cmd/dns-resolution-check/main.go:161 +0x204
main.main()
   /build/cmd/dns-resolution-check/main.go:119 +0x3ce
stream closed

[hervelemeur]

Completed #40 instead.