mirror of https://github.com/k3s-io/k3s
73 lines
2.1 KiB
Go
73 lines
2.1 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package system
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import (
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"github.com/golang/glog"
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"k8s.io/apimachinery/pkg/util/errors"
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)
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// Validator is the interface for all validators.
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type Validator interface {
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// Name is the name of the validator.
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Name() string
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// Validate is the validate function.
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Validate(SysSpec) (error, error)
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}
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// Reporter is the interface for the reporters for the validators.
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type Reporter interface {
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// Report reports the results of the system verification
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Report(string, string, ValidationResultType) error
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}
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// Validate uses validators to validate the system and returns a warning or error.
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func Validate(spec SysSpec, validators []Validator) (error, error) {
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var errs []error
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var warns []error
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for _, v := range validators {
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glog.Infof("Validating %s...", v.Name())
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warn, err := v.Validate(spec)
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errs = append(errs, err)
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warns = append(warns, warn)
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}
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return errors.NewAggregate(warns), errors.NewAggregate(errs)
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}
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// ValidateDefault uses all default validators to validate the system and writes to stdout.
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func ValidateDefault(runtime string) (error, error) {
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// OS-level validators.
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var osValidators = []Validator{
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&OSValidator{Reporter: DefaultReporter},
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&KernelValidator{Reporter: DefaultReporter},
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&CgroupsValidator{Reporter: DefaultReporter},
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&packageValidator{reporter: DefaultReporter},
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}
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// Docker-specific validators.
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var dockerValidators = []Validator{
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&DockerValidator{Reporter: DefaultReporter},
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}
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validators := osValidators
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switch runtime {
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case "docker":
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validators = append(validators, dockerValidators...)
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}
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return Validate(DefaultSysSpec, validators)
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}
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