84 lines
1.9 KiB
Go
84 lines
1.9 KiB
Go
package config
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import (
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"encoding/json"
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"os"
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"regexp"
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"time"
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"github.com/genofire/logmania/log"
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)
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type NotifyState struct {
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Hostname map[string]string `json:"hostname"`
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HostTo map[string][]string `json:"host_to"`
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MaxPrioIn map[string]log.LogLevel `json:"maxLevel"`
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RegexIn map[string][]string `json:"regexIn"`
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regexIn map[string][]*regexp.Regexp `json:"-"`
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}
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func (state *NotifyState) SendTo(e *log.Entry) []string {
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if to, ok := state.HostTo[e.Hostname]; ok {
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var toList []string
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for _, toEntry := range to {
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if lvl := state.MaxPrioIn[toEntry]; e.Level < lvl {
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continue
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}
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toList = append(toList, toEntry)
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}
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e.Hostname = state.Hostname[e.Hostname]
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return toList
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}
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return nil
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}
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func ReadStateFile(path string) *NotifyState {
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var state *NotifyState
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if f, err := os.Open(path); err == nil { // transform data to legacy meshviewer
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if err = json.NewDecoder(f).Decode(state); err == nil {
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log.Info("loaded", len(state.HostTo), "nodes")
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state.regexIn = make(map[string][]*regexp.Regexp)
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return state
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} else {
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log.Error("failed to unmarshal nodes:", err)
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}
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} else {
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log.Error("failed to open state notify file: ", path, ":", err)
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}
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return &NotifyState{
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Hostname: make(map[string]string),
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HostTo: make(map[string][]string),
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MaxPrioIn: make(map[string]log.LogLevel),
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RegexIn: make(map[string][]string),
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regexIn: make(map[string][]*regexp.Regexp),
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}
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}
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func (state *NotifyState) Saver(path string) {
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c := time.Tick(time.Minute)
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for range c {
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state.SaveJSON(path)
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}
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}
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// SaveJSON to path
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func (state *NotifyState) SaveJSON(outputFile string) {
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tmpFile := outputFile + ".tmp"
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f, err := os.OpenFile(tmpFile, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
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if err != nil {
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log.Panic(err)
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}
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err = json.NewEncoder(f).Encode(state)
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if err != nil {
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log.Panic(err)
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}
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f.Close()
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if err := os.Rename(tmpFile, outputFile); err != nil {
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log.Panic(err)
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}
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}
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