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package registries
import (
"os"
"path/filepath"
"github.com/containers/image/pkg/sysregistries"
"github.com/containers/image/types"
"github.com/containers/libpod/pkg/rootless"
"github.com/pkg/errors"
)
// userRegistriesFile is the path to the per user registry configuration file.
var userRegistriesFile = filepath.Join(os.Getenv("HOME"), ".config/containers/registries.conf")
// SystemRegistriesConfPath returns an appropriate value for types.SystemContext.SystemRegistriesConfPath
// (possibly "", which is not an error), taking into account rootless mode and environment variable overrides.
//
// FIXME: This should be centralized in a global SystemContext initializer inherited throughout the code,
// not haphazardly called throughout the way it is being called now.
func SystemRegistriesConfPath() string {
if envOverride := os.Getenv("REGISTRIES_CONFIG_PATH"); len(envOverride) > 0 {
return envOverride
}
if rootless.IsRootless() {
if _, err := os.Stat(userRegistriesFile); err == nil {
return userRegistriesFile
}
}
return ""
}
// GetRegistries obtains the list of registries defined in the global registries file.
func GetRegistries() ([]string, error) {
searchRegistries, err := sysregistries.GetRegistries(&types.SystemContext{SystemRegistriesConfPath: SystemRegistriesConfPath()})
if err != nil {
return nil, errors.Wrapf(err, "unable to parse the registries.conf file")
}
return searchRegistries, nil
}
// GetInsecureRegistries obtains the list of insecure registries from the global registration file.
func GetInsecureRegistries() ([]string, error) {
registries, err := sysregistries.GetInsecureRegistries(&types.SystemContext{SystemRegistriesConfPath: SystemRegistriesConfPath()})
if err != nil {
return nil, errors.Wrapf(err, "unable to parse the registries.conf file")
}
return registries, nil
}
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