github.com/eth-easl/loader@v0.0.0-20230908084258-8a37e1d94279/pkg/metric/collect.go (about)

     1  /*
     2   * MIT License
     3   *
     4   * Copyright (c) 2023 EASL and the vHive community
     5   *
     6   * Permission is hereby granted, free of charge, to any person obtaining a copy
     7   * of this software and associated documentation files (the "Software"), to deal
     8   * in the Software without restriction, including without limitation the rights
     9   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    10   * copies of the Software, and to permit persons to whom the Software is
    11   * furnished to do so, subject to the following conditions:
    12   *
    13   * The above copyright notice and this permission notice shall be included in all
    14   * copies or substantial portions of the Software.
    15   *
    16   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    17   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    18   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    19   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    20   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    21   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    22   * SOFTWARE.
    23   */
    24  
    25  package metric
    26  
    27  import (
    28  	"encoding/json"
    29  	"os/exec"
    30  
    31  	log "github.com/sirupsen/logrus"
    32  )
    33  
    34  func ScrapeDeploymentScales() []DeploymentScale {
    35  	cmd := exec.Command("python3", "pkg/metric/scrape_scales.py")
    36  	out, err := cmd.CombinedOutput()
    37  	if err != nil {
    38  		log.Warn("Fail to scrape deployment scales: ", err)
    39  	}
    40  
    41  	var results []DeploymentScale
    42  	err = json.Unmarshal(out, &results)
    43  	if err != nil {
    44  		log.Warn("Fail to parse deployment scales: ", string(out[:]), err)
    45  	}
    46  
    47  	return results
    48  }
    49  
    50  func ScrapeKnStats() KnStats {
    51  	cmd := exec.Command(
    52  		"python3",
    53  		"pkg/metric/scrape_kn.py",
    54  	)
    55  	out, err := cmd.CombinedOutput()
    56  	if err != nil {
    57  		log.Warn("Fail to scrape Knative: ", err)
    58  	}
    59  
    60  	var result KnStats
    61  	err = json.Unmarshal(out, &result)
    62  	if err != nil {
    63  		log.Warn("Fail to parse Knative: ", string(out[:]), err)
    64  	}
    65  
    66  	return result
    67  }
    68  
    69  func ScrapeClusterUsage() ClusterUsage {
    70  	cmd := exec.Command("python3", "pkg/metric/scrape_infra.py")
    71  	out, err := cmd.CombinedOutput()
    72  	if err != nil {
    73  		log.Warn("Fail to scrape cluster usage: ", err)
    74  	}
    75  
    76  	var result ClusterUsage
    77  	err = json.Unmarshal(out, &result)
    78  	if err != nil {
    79  		log.Warn("Fail to parse cluster usage: ", string(out[:]), err)
    80  	}
    81  
    82  	return result
    83  }