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implement HTTP server for task processing
Signed-off-by: Dmitry Shmulevich <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,135 @@ | ||
| /* | ||
| * Copyright (c) 2024, NVIDIA CORPORATION. All rights reserved. | ||
| * | ||
| * 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 main | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "encoding/json" | ||
| "flag" | ||
| "fmt" | ||
| "io" | ||
| "net/http" | ||
| "net/url" | ||
| "os" | ||
|
|
||
| "k8s.io/klog/v2" | ||
|
|
||
| "github.com/NVIDIA/knavigator/pkg/config" | ||
| ) | ||
|
|
||
| func mainInternal() error { | ||
| var addr, taskCfg string | ||
| flag.StringVar(&addr, "addr", "", "server address") | ||
| flag.StringVar(&taskCfg, "tasks", "", "comma-separated list of task config files and dirs") | ||
| flag.Parse() | ||
|
|
||
| taskconfigs, err := config.NewFromPaths(taskCfg) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| if len(taskconfigs) == 0 { | ||
| return fmt.Errorf("missing 'tasks' argument") | ||
| } | ||
|
|
||
| taskURL, err := url.JoinPath(addr, "task") | ||
| if err != nil { | ||
| return err | ||
| } | ||
| resetURL, err := url.JoinPath(addr, "reset") | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
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| for _, taskconfig := range taskconfigs { | ||
| fmt.Printf("Starting test %s\n", taskconfig.Name) | ||
| if err := execTaskConfig(taskURL, resetURL, taskconfig); err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
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| func execTaskConfig(taskURL, resetURL string, taskconfig *config.TaskConfig) error { | ||
| var err error | ||
| for _, task := range taskconfig.Tasks { | ||
| if err = execTask(taskURL, task); err != nil { | ||
| break | ||
| } | ||
| } | ||
|
|
||
| if errReset := execReset(resetURL); errReset != nil { | ||
| if err == nil { | ||
| err = errReset | ||
| } | ||
| } | ||
|
|
||
| return err | ||
| } | ||
|
|
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| func execTask(urlPath string, task *config.Task) error { | ||
| jsonData, err := json.Marshal(task) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to marshal to JSON: %v", err) | ||
| } | ||
|
|
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| resp, err := http.Post(urlPath, "application/json", bytes.NewBuffer(jsonData)) // #nosec G107 | ||
| if err != nil { | ||
| return fmt.Errorf("failed to create request: %v", err) | ||
| } | ||
|
|
||
| defer resp.Body.Close() //nolint:errcheck | ||
| body, err := io.ReadAll(resp.Body) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to read response: %v", err) | ||
| } | ||
|
|
||
| if resp.StatusCode != http.StatusOK { | ||
| fmt.Printf("Error response: %s: %s\n", resp.Status, body) | ||
| return fmt.Errorf("%s", resp.Status) | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
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| func execReset(urlPath string) error { | ||
| resp, err := http.Get(urlPath) // #nosec G107 | ||
| if err != nil { | ||
| return fmt.Errorf("failed to create request: %v", err) | ||
| } | ||
|
|
||
| defer func() { _ = resp.Body.Close() }() | ||
| body, err := io.ReadAll(resp.Body) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to read response: %v", err) | ||
| } | ||
|
|
||
| if resp.StatusCode != http.StatusOK { | ||
| fmt.Printf("Error response: %s: %s\n", resp.Status, body) | ||
| return fmt.Errorf("%s", resp.Status) | ||
| } | ||
|
|
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| return nil | ||
| } | ||
|
|
||
| func main() { | ||
| defer klog.Flush() | ||
| if err := mainInternal(); err != nil { | ||
| klog.Error(err.Error()) | ||
| os.Exit(1) | ||
| } | ||
| } |
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