Tariff: fix cached rates corruption

andig · andig · commit 3421e8df8167 · 2025-10-31T15:24:42.000+01:00
diff --git a/tariff/proxy_cache.go b/tariff/proxy_cache.go
@@ -95,7 +95,7 @@ func (p *cachingProxy) Rates() (api.Rates, error) {
 
 	if p.tariff == nil {
 		if res, err := p.cacheGet(for24hrs()); err == nil {
-			return res.Rates, nil
+			return slices.Clone(res.Rates), nil
 		}
 
 		p.createInstance()

Original file line number	Diff line number	Diff line change
`@@ -95,7 +95,7 @@ func (p *cachingProxy) Rates() (api.Rates, error) {`
`95`	`95`
`96`	`96`	`if p.tariff == nil {`
`97`	`97`	`if res, err := p.cacheGet(for24hrs()); err == nil {`
`98`		`- return res.Rates, nil`
	`98`	`+ return slices.Clone(res.Rates), nil`
`99`	`99`	`}`
`100`	`100`
`101`	`101`	`p.createInstance()`