85 lines
1.6 KiB
Go
85 lines
1.6 KiB
Go
package db
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import (
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"git.giftfish.de/ston1th/haproxy-lb/pkg/cluster"
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)
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type DB struct {
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kv cluster.KV
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}
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func New(kv cluster.KV) *DB {
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return &DB{kv}
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}
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const (
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ipPrefix = "/ip/"
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namePrefix = "/name/"
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lbPrefix = "/lb/"
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)
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func (db *DB) GetIPs() (ips []string, err error) {
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m, err := db.kv.GetPrefix(namePrefix)
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if err != nil {
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return
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}
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for _, v := range m {
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ips = append(ips, string(v))
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}
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return
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}
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func (db *DB) GetIP(ip string) (string, error) {
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v, err := db.kv.Get(ipPrefix + ip)
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return string(v), err
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}
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func (db *DB) IPExists(ip string) bool {
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_, err := db.GetIP(ipPrefix + ip)
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return err == nil
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}
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func (db *DB) SetIP(ip, name string) error {
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err := db.kv.Set(ipPrefix+ip, []byte(name))
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if err != nil {
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return err
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}
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return db.kv.Set(namePrefix+name, []byte(ip))
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}
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func (db *DB) DeleteIP(ip, name string) error {
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err := db.kv.Delete(ipPrefix + ip)
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if err != nil {
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return err
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}
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return db.kv.Delete(namePrefix + name)
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}
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func (db *DB) GetName(name string) (string, error) {
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v, err := db.kv.Get(namePrefix + name)
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return string(v), err
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}
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func (db *DB) GetLBs(cl string) (lbs map[string][]byte, err error) {
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lbs = make(map[string][]byte)
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if cl != "" {
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cl = cl + "/"
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}
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m, err := db.kv.GetPrefix(lbPrefix + cl)
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if err == cluster.ErrPrefixNotFound {
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err = nil
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return
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}
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if err != nil {
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return
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}
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for k, v := range m {
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lbs[k] = v
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}
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return
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}
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func (db *DB) GetLB(name string) ([]byte, error) {
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return db.kv.Get(lbPrefix + name)
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}
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func (db *DB) SetLB(name string, lb []byte) error {
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return db.kv.Set(lbPrefix+name, lb)
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}
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func (db *DB) DeleteLB(name string) error {
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return db.kv.Delete(lbPrefix + name)
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}
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