bug: SIGSEGV in the Kubernetes 1.27Β #759
Description
Describe the issue
fluent-operator crashed on startup in the Kubernetes 1.27 environment:
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x131a850]
goroutine 1 [running]:
k8s.io/client-go/discovery.convertAPIResource(...)
/go/pkg/mod/k8s.io/[email protected]/discovery/aggregated_discovery.go:114
k8s.io/client-go/discovery.convertAPIGroup({{{0x0, 0x0}, {0x0, 0x0}}, {{0xc0005144b0, 0x15}, {0x0, 0x0}, {0x0, 0x0}, ...}, ...})
/go/pkg/mod/k8s.io/[email protected]/discovery/aggregated_discovery.go:95 +0x6f0
k8s.io/client-go/discovery.SplitGroupsAndResources({{{0xc00004c0c0, 0x15}, {0xc000118080, 0x1b}}, {{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, ...}, ...})
/go/pkg/mod/k8s.io/[email protected]/discovery/aggregated_discovery.go:49 +0x125
k8s.io/client-go/discovery.(*DiscoveryClient).downloadAPIs(0xc0000c4c90?)
/go/pkg/mod/k8s.io/[email protected]/discovery/discovery_client.go:328 +0x3de
k8s.io/client-go/discovery.(*DiscoveryClient).GroupsAndMaybeResources(0xc0000c50c0?)
/go/pkg/mod/k8s.io/[email protected]/discovery/discovery_client.go:203 +0x65
k8s.io/client-go/discovery.ServerGroupsAndResources({0x1b28580, 0xc000177e90})
/go/pkg/mod/k8s.io/[email protected]/discovery/discovery_client.go:413 +0x59
k8s.io/client-go/discovery.(*DiscoveryClient).ServerGroupsAndResources.func1()
/go/pkg/mod/k8s.io/[email protected]/discovery/discovery_client.go:376 +0x25
k8s.io/client-go/discovery.withRetries(0x2, 0xc0002a70d8)
/go/pkg/mod/k8s.io/[email protected]/discovery/discovery_client.go:651 +0x71
k8s.io/client-go/discovery.(*DiscoveryClient).ServerGroupsAndResources(0x0?)
/go/pkg/mod/k8s.io/[email protected]/discovery/discovery_client.go:375 +0x3a
k8s.io/client-go/restmapper.GetAPIGroupResources({0x1b28580?, 0xc000177e90?})
/go/pkg/mod/k8s.io/[email protected]/restmapper/discovery.go:148 +0x42
sigs.k8s.io/controller-runtime/pkg/client/apiutil.NewDynamicRESTMapper.func1()
/go/pkg/mod/sigs.k8s.io/[email protected]/pkg/client/apiutil/dynamicrestmapper.go:94 +0x25
sigs.k8s.io/controller-runtime/pkg/client/apiutil.(*dynamicRESTMapper).setStaticMapper(...)
/go/pkg/mod/sigs.k8s.io/[email protected]/pkg/client/apiutil/dynamicrestmapper.go:130
sigs.k8s.io/controller-runtime/pkg/client/apiutil.NewDynamicRESTMapper(0xc0000cc990?, {0x0, 0x0, 0xb5d040c8da1c8c01?})
/go/pkg/mod/sigs.k8s.io/[email protected]/pkg/client/apiutil/dynamicrestmapper.go:110 +0x182
sigs.k8s.io/controller-runtime/pkg/cluster.setOptionsDefaults.func1(0xc0003817a0?)
/go/pkg/mod/sigs.k8s.io/[email protected]/pkg/cluster/cluster.go:217 +0x25
sigs.k8s.io/controller-runtime/pkg/cluster.New(0xc000278b40, {0xc0000c5a78, 0x1, 0x0?})
/go/pkg/mod/sigs.k8s.io/[email protected]/pkg/cluster/cluster.go:159 +0x18d
sigs.k8s.io/controller-runtime/pkg/manager.New(_, {0xc0003817a0, 0x0, 0x0, {{0x1b24878, 0xc0003e55c0}, 0x0}, 0x0, {0x0, 0x0}, ...})
/go/pkg/mod/sigs.k8s.io/[email protected]/pkg/manager/manager.go:351 +0xf9
main.main()
/workspace/main.go:108 +0x555
To Reproduce
Install and run in the last Kubernetes environment - 1.27.1+
Expected behavior
Don't crash
Your Environment
- Fluent Operator version: 2.1.0, 2.2.0
- Container Runtime: containerd
- Operating system: CentOS 9 Stream
- Kernel version: 5.14How did you install fluent operator?
Install by helm chart
Additional context
This bug would be fixed by rebuild with client-go 0.27
#kubernetes/client-go@2bd557f