30 lines
526 B
Go
30 lines
526 B
Go
package tools
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import (
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"bytes"
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"fmt"
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"os/exec"
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"runtime"
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)
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func GetJournalctlLogs(serviceName, grepPattern string, hoursAgo int) ([]byte, error) {
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if runtime.GOOS != "linux" {
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return nil, fmt.Errorf("not a linux")
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}
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cmd := exec.Command("sh", "-c",
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fmt.Sprintf("journalctl -u %s --since '%d hours ago' | grep -c '%s'",
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serviceName, hoursAgo, grepPattern))
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var output bytes.Buffer
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cmd.Stdout = &output
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err := cmd.Run()
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if err != nil {
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return nil, err
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}
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return bytes.TrimSpace(output.Bytes()), nil
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}
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