Signed-off-by: xujunjie-cover <xujunjielxx@163.com>

Signed-off-by: xujunjie-cover <xujunjielxx@163.com>

Change system-cluster-critical to system-node-critical to prevent pods of DaemonSet type from being (#1709)

* 新增switch lb rule功能

* 新增自定义coredns功能

* 修复ovn switch lb更新删除功能

* 优化vpc dns

* Optimize the code

* Optimize the code

* Optimize the code

* fix crd used by CoreDNS

Optimize the code

* Optimize the code

* Optimize the code
Co-authored-by: chenjianhui <chenjianhui@yealink.com>

* add note for dpdk-v2 install

* update Go to version 1.18

* support kubernetes v1.24

* add e2e for installation compatibility

* retry e2e testing if kube-proxy is running in IPVS mode

Co-authored-by: zhangbingbing <zhangbingbing@yealink.com>

* 新增switch lb rule功能

* 修复ovn switch lb更新删除功能

* Optimize the code

* Optimize the code
Co-authored-by: chenjianhui <chenjianhui@yealink.com>

do not snat packets only for subnets with distributed gateway when external traffic policy is set to local (#1616)

* refactor: extract external routes from eip func, make it the same as vpc subnet route

* remove not used const func Name

* feature: support pod use static vip

```
E0628 03:22:35.895023      13 subnet.go:487] handle subnet finalizer failed Subnet.kubeovn.io "subnet1" is invalid: spec.protocol: Unsupported value: "": supported values: "IPv4", "IPv6", "Dual"
E0628 03:22:35.895056      13 subnet.go:186] error syncing 'subnet1': Subnet.kubeovn.io "subnet1" is invalid: spec.protocol: Unsupported value: "": supported values: "IPv4", "IPv6", "Dual", requeuing
E0628 03:22:35.921654      13 subnet.go:427] failed to add finalizer to subnet subnet1, Subnet.kubeovn.io "subnet1" is invalid: spec.protocol: Unsupported value: "": supported values: "IPv4", "IPv6", "Dual"
E0628 03:22:35.921685      13 subnet.go:487] handle subnet finalizer failed Subnet.kubeovn.io "subnet1" is invalid: spec.protocol: Unsupported value: "": supported values: "IPv4", "IPv6", "Dual"
E0628 03:22:35.921717      13 subnet.go:186] error syncing 'subnet1': Subnet.kubeovn.io "subnet1" is invalid: spec.protocol: Unsupported value: "": supported values: "IPv4", "IPv6", "Dual", requeuing
E0628 03:22:35.968668      13 subnet.go:427] failed to add finalizer to subnet subnet1, Subnet.kubeovn.io "subnet1" is invalid: spec.protocol: Unsupported value: "": supported values: "IPv4", "IPv6", "Dual"

```

1. Create a client with the option leader-only enabled;
2. Set libovsdb logging verbosity to print error messages;
3. Remove duplicate logger values since libovsdb will set it.