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Merge pull request #734 from rootfs/redfish
Support redfish
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| your_kubelet_node_name,redfish_username,redfish_password,https://redfish_ip_or_hostname |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| /* | ||
| Copyright 2023. | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| package nodecred | ||
|
|
||
| import ( | ||
| "encoding/csv" | ||
| "fmt" | ||
| "os" | ||
|
|
||
| metric_util "github.com/sustainable-computing-io/kepler/pkg/collector/metric" | ||
|
|
||
| "k8s.io/klog/v2" | ||
| ) | ||
|
|
||
| // csvNodeCredImpl is the implementation of NodeCred using on disk file | ||
| // the file is in the format of | ||
| // node1,admin,password,localhost | ||
| // node2,admin,password,localhost | ||
| // node3,admin,password,localhost | ||
| type csvNodeCred struct { | ||
| } | ||
|
|
||
| var ( | ||
| credMap map[string]string | ||
| ) | ||
|
|
||
| func (c csvNodeCred) GetNodeCredByNodeName(nodeName, target string) (map[string]string, error) { | ||
| if credMap == nil { | ||
| return nil, fmt.Errorf("credential is not set") | ||
| } else if target == "redfish" { | ||
| cred := make(map[string]string) | ||
| cred["redfish_username"] = credMap["redfish_username"] | ||
| cred["redfish_password"] = credMap["redfish_password"] | ||
| cred["redfish_host"] = credMap["redfish_host"] | ||
| if cred["redfish_username"] == "" || cred["redfish_password"] == "" || cred["redfish_host"] == "" { | ||
| return nil, fmt.Errorf("no credential found") | ||
| } | ||
| return cred, nil | ||
| } | ||
|
|
||
| return nil, fmt.Errorf("no credential found for target %s", target) | ||
| } | ||
|
|
||
| func (c csvNodeCred) IsSupported(info map[string]string) bool { | ||
| // read redfish_cred_file_path from info | ||
| filePath := info["redfish_cred_file_path"] | ||
| if filePath == "" { | ||
| return false | ||
| } else { | ||
| nodeName := metric_util.GetNodeName() | ||
| // read file from filePath | ||
| userName, password, host, err := readCSVFile(filePath, nodeName) | ||
| if err != nil { | ||
| klog.V(5).Infof("failed to read csv file: %v", err) | ||
| return false | ||
| } | ||
| klog.V(5).Infof("read csv file successfully") | ||
| credMap = make(map[string]string) | ||
| credMap["redfish_username"] = userName | ||
| credMap["redfish_password"] = password | ||
| credMap["redfish_host"] = host | ||
| } | ||
| return true | ||
| } | ||
|
|
||
| func readCSVFile(filePath, nodeName string) (userName, password, host string, err error) { | ||
| // Open the CSV file | ||
| file, err := os.Open(filePath) | ||
| if err != nil { | ||
| fmt.Println("Error opening the file:", err) | ||
| return | ||
| } | ||
| defer file.Close() | ||
|
|
||
| // Create a new CSV reader | ||
| reader := csv.NewReader(file) | ||
|
|
||
| // Read all rows from the CSV file | ||
| rows, err := reader.ReadAll() | ||
| if err != nil { | ||
| fmt.Println("Error reading CSV:", err) | ||
| return | ||
| } | ||
|
|
||
| // Iterate over each row and check if the node name matches | ||
| for _, row := range rows { | ||
| if row[0] == nodeName && len(row) >= 4 { | ||
| userName = row[1] | ||
| password = row[2] | ||
| host = row[3] | ||
| return userName, password, host, nil | ||
| } | ||
| } | ||
| err = fmt.Errorf("node name %s not found in file %s", nodeName, filePath) | ||
| return | ||
| } |
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