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// SPDX-License-Identifier: GPL-3.0-or-later
package lvm
import (
"context"
"fmt"
"os/exec"
"time"
"github.com/netdata/netdata/go/go.d.plugin/logger"
)
func newLVMCLIExec(ndsudoPath string, timeout time.Duration, log *logger.Logger) *lvmCLIExec {
return &lvmCLIExec{
Logger: log,
ndsudoPath: ndsudoPath,
timeout: timeout,
}
}
type lvmCLIExec struct {
*logger.Logger
ndsudoPath string
timeout time.Duration
}
func (e *lvmCLIExec) lvsReportJson() ([]byte, error) {
ctx, cancel := context.WithTimeout(context.Background(), e.timeout)
defer cancel()
cmd := exec.CommandContext(ctx,
e.ndsudoPath,
"lvs-report-json",
"--options",
"vg_name,lv_name,lv_size,data_percent,metadata_percent,lv_attr",
)
e.Debugf("executing '%s'", cmd)
bs, err := cmd.Output()
if err != nil {
return nil, fmt.Errorf("error on '%s': %v", cmd, err)
}
return bs, nil
}
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