forked from rook/rook
47 lines
1.4 KiB
Go
47 lines
1.4 KiB
Go
/*
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Copyright 2016 The Rook Authors. All rights reserved.
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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 sys
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import (
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"fmt"
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"github.com/rook/rook/pkg/util/exec"
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)
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func LoadKernelModule(name string, options []string, executor exec.Executor) error {
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if options == nil {
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options = []string{}
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}
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args := append([]string{name}, options...)
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if err := executor.ExecuteCommand(false, fmt.Sprintf("modprobe %s", name), "modprobe", args[:]...); err != nil {
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return fmt.Errorf("failed to load kernel module %s: %+v", name, err)
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}
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return nil
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}
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func CheckKernelModuleParam(name, param string, executor exec.Executor) (bool, error) {
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out, err := executor.ExecuteCommandWithOutput(false, "check kmod param", "modinfo", "-F", "parm", name)
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if err != nil {
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return false, fmt.Errorf("failed to check for %s module %s param: %+v", name, param, err)
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}
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result := Grep(out, fmt.Sprintf("^%s", param))
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return result != "", nil
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}
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