bug: plugin config "concurrent map writes"

[liushv0]

Current Behavior

controller processor occasionally crash during running,
cause by "fatal error: concurrent map writes"

Expected Behavior

no panic

Error Logs

Steps to Reproduce

function call stack like this:

so function Plugins.DeepCopyInto(pkg/types/apisix/v1/types.go:187) could be called by multiple goroutine at same time,
type Plugins is alias name to map，
it is not concurrent safe，this will cause ”concurrent map writes“ error

Environment

• APISIX Ingress controller version 1.7.1

[github-actions]

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