invalid memory address or nil pointer dereference

[oguzdag]

Describe the bug
When i installed packetstreamer to one of our AWS kubernetes clusters using provided helm-chart with receiver.yaml values file (also provided under contrib/config)

I am getting below error on the both receiver and sensor pods

panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x62b655]

goroutine 1 [running]:
github.com/deepfence/PacketStreamer/pkg/config.NewConfig({0x7ffea2bcfcd5, 0x1f})
/src/pkg/config/config.go:138 +0x175
github.com/deepfence/PacketStreamer/cmd.initConfig()
/src/cmd/root.go:46 +0x4d
github.com/spf13/cobra.(*Command).preRun(0xe9f800)
/root/go/pkg/mod/github.com/spf13/cobra@v1.4.0/command.go:886 +0x42
github.com/spf13/cobra.(*Command).execute(0xe9f800, {0xc0000d5280, 0x2, 0x2})
/root/go/pkg/mod/github.com/spf13/cobra@v1.4.0/command.go:822 +0x1db
github.com/spf13/cobra.(*Command).ExecuteC(0xe9f580)
/root/go/pkg/mod/github.com/spf13/cobra@v1.4.0/command.go:974 +0x3bc
github.com/spf13/cobra.(*Command).Execute(...)
/root/go/pkg/mod/github.com/spf13/cobra@v1.4.0/command.go:902
github.com/deepfence/PacketStreamer/cmd.Execute()
/src/cmd/root.go:28 +0x25
main.main()
/src/main.go:6 +0x17

I didn't change default values file and using this image deepfenceio/deepfence_packetstreamer:latest

To Reproduce
Steps to reproduce the behavior:
helm install to an kubernetes cluster in aws using receiver.yaml values file

Expected behavior
was expecting it to work out of box

Additional context
Add any other context about the problem here.

[oguzdag]

forgot to add kubernetes version 1.21.5

[noboruma]

Hello @oguzdag
Thanks for finding and sharing that bug!
I was able to reproduce and found the issue.
The PR available at: #22

In the meanwhile I have pushed a new (and temporary) docker image with the fix:
deepfenceio/deepfence_packetstreamer:fix
Please feel free to use that image until everything gets approved.