mirror of https://github.com/k3s-io/k3s
39 lines
784 B
Go
39 lines
784 B
Go
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package loadbalancer
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import (
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"encoding/json"
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"io/ioutil"
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"github.com/rancher/k3s/pkg/agent/util"
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)
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func (lb *LoadBalancer) writeConfig() error {
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configOut, err := json.MarshalIndent(lb, "", " ")
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if err != nil {
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return err
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}
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if err := util.WriteFile(lb.configFile, string(configOut)); err != nil {
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return err
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}
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return nil
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}
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func (lb *LoadBalancer) updateConfig() error {
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writeConfig := true
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if configBytes, err := ioutil.ReadFile(lb.configFile); err == nil {
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config := &LoadBalancer{}
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if err := json.Unmarshal(configBytes, config); err == nil {
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if config.ServerURL == lb.ServerURL {
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writeConfig = false
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lb.setServers(config.ServerAddresses)
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}
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}
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}
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if writeConfig {
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if err := lb.writeConfig(); err != nil {
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return err
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}
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}
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return nil
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}
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