88 lines
1.8 KiB
Go
88 lines
1.8 KiB
Go
package main
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/*
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validate / sanity check / consistancy check the data
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here is some code to do smart things like:
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* check mac addresses are unique
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* check uuid's are unique
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* double check filenames are unique
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* return a unique mac address
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* return a unique uuid
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*/
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import (
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"os"
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"github.com/google/uuid"
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"go.wit.com/log"
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)
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// will make sure the mac address is unique
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func checkUniqueMac(mac string) bool {
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for _, d := range me.cluster.Droplets {
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for _, n := range d.Networks {
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if n.Mac == mac {
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log.Info("duplicate MAC", n.Mac, "in droplet", d.Hostname)
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return false
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}
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}
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}
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return true
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}
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func checkDroplets(dump bool) bool {
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// uuid map to check for duplicates
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var umap map[string]string
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umap = make(map[string]string)
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// mac address map to check for duplicates
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var macs map[string]string
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macs = make(map[string]string)
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for _, d := range me.cluster.Droplets {
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// Generate a new UUID
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if d.Uuid == "" {
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u := uuid.New()
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d.Uuid = u.String()
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}
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// seconds, ok := timeZone[tz]; ok {
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if _, ok := umap[d.Uuid]; ok {
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// UUID already exists
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log.Info("duplicate UUID", d.Uuid, umap[d.Uuid])
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log.Info("duplicate UUID", d.Uuid, d.Hostname)
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os.Exit(-1)
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}
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umap[d.Uuid] = d.Hostname
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for _, n := range d.Networks {
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// log.Println("network:", n.Mac, d.Uuid, d.Hostname)
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if _, ok := macs[n.Mac]; ok {
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// UUID already exists
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log.Info("duplicate MAC", n.Mac, macs[n.Mac], umap[macs[n.Mac]])
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log.Info("duplicate MAC", n.Mac, d.Hostname)
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os.Exit(-1)
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}
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macs[n.Mac] = d.Uuid
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}
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}
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log.Println("validated okay: no duplicate MAC addr")
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log.Println("validated okay: no duplicate UUID")
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if dump {
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for u, hostname := range umap {
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log.Println("uuid:", u, "hostname:", hostname)
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}
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for mac, uuid := range macs {
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log.Println("mac:", mac, "uuid", uuid, "hostname:", umap[uuid])
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}
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}
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return false
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}
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