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Plugins: filter nan values (#20137)

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andig 2025-03-26 17:44:49 +01:00 • committed by GitHub
parent 0ea32cc82a
commit aeb3aba168
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GPG key ID: B5690EEEBB952194
2 changed files with 12 additions and 3 deletions
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4
plugin/getter.go
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@ -1,8 +1,6 @@
package plugin
import (
"strconv"
"github.com/spf13/cast"
)
@ -30,7 +28,7 @@ func (p *getter) FloatGetter() (func() (float64, error), error) {
return 0, err
}
f, err := strconv.ParseFloat(s, 64)
f, err := parseFloat(s)
if err != nil {
return 0, err
}

11
plugin/helper.go
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@ -3,6 +3,8 @@ package plugin
import (
"context"
"fmt"
"math"
"strconv"
"github.com/evcc-io/evcc/api"
"github.com/evcc-io/evcc/util"
@ -42,3 +44,12 @@ func contextLogger(ctx context.Context, log *util.Logger) *util.Logger {
return log
}
// parseFloat rejects NaN and Inf values
func parseFloat(payload string) (float64, error) {
f, err := strconv.ParseFloat(payload, 64)
if err == nil && (math.IsNaN(f) || math.IsInf(f, 0)) {
return 0, fmt.Errorf("invalid float value: %s", payload)
}
return f, err
}