42 lines
985 B
Go
42 lines
985 B
Go
package rapl
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import (
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elekEnv "gitlab.com/spdf/elektron/environment"
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"github.com/pkg/errors"
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"golang.org/x/crypto/ssh"
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"os"
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"strconv"
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)
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func Cap(host, username string, percentage float64) error {
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if percentage > 100 || percentage < 0 {
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return errors.New("Percentage is out of range")
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}
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sshConfig := &ssh.ClientConfig{
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User: username,
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Auth: []ssh.AuthMethod{
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// TODO: CHANGE and MAKE THIS USE SSH KEY!!!!
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ssh.Password(os.Getenv(elekEnv.RaplPassword)),
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},
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}
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connection, err := ssh.Dial("tcp", host+":22", sshConfig)
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if err != nil {
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return errors.Wrap(err, "Failed to dial")
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}
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session, err := connection.NewSession()
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defer session.Close()
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if err != nil {
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return errors.Wrap(err, "Failed to create session")
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}
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err = session.Run("sudo " + os.Getenv(elekEnv.RaplThrottleScriptLocation) + "/RAPL_PKG_Throttle.py" + strconv.FormatFloat(percentage, 'f', 2, 64))
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if err != nil {
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return errors.Wrap(err, "Failed to run RAPL script")
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}
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return nil
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}
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