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mirror of https://github.com/oauth2-proxy/oauth2-proxy.git synced 2025-01-10 04:18:14 +02:00
oauth2-proxy/pkg/util/util.go
Nick Meves 6fb3274ca3
Refactor organization of scope aware request utils
Reorganized the structure of the Request Utils due to their widespread use
resulting in circular imports issues (mostly because of middleware & logger).
2021-01-16 13:55:48 -08:00

26 lines
626 B
Go

package util
import (
"crypto/x509"
"fmt"
"io/ioutil"
)
func GetCertPool(paths []string) (*x509.CertPool, error) {
if len(paths) == 0 {
return nil, fmt.Errorf("invalid empty list of Root CAs file paths")
}
pool := x509.NewCertPool()
for _, path := range paths {
// Cert paths are a configurable option
data, err := ioutil.ReadFile(path) // #nosec G304
if err != nil {
return nil, fmt.Errorf("certificate authority file (%s) could not be read - %s", path, err)
}
if !pool.AppendCertsFromPEM(data) {
return nil, fmt.Errorf("loading certificate authority (%s) failed", path)
}
}
return pool, nil
}