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feat: handle dockercompat inspect for devcontainers
Signed-off-by: Shubharanshu Mahapatra <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| // Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
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| // Package main denotes the entry point of finch CLI. | ||
| // TODO: Remove all instances of these calls once supported upstream | ||
| package main | ||
|
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| import ( | ||
| "bytes" | ||
| "encoding/json" | ||
| "fmt" | ||
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| "github.com/sirupsen/logrus" | ||
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| "github.com/runfinch/finch/pkg/command" | ||
| ) | ||
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| // nerdctl outputs multiple id inspect call as multiple arrays of json which is not parsable by json. | ||
| // | ||
| // Helper function helps to separate out into individual json array and a single json is reconstructed. | ||
| func extractOuterArrays(input string) []string { | ||
| var arrays []string | ||
| var bracketCount, start int | ||
|
|
||
| for i, char := range input { | ||
| switch char { | ||
| case '[': | ||
| if bracketCount == 0 { | ||
| start = i | ||
| } | ||
| bracketCount++ | ||
| case ']': | ||
| bracketCount-- | ||
| if bracketCount == 0 { | ||
| arrays = append(arrays, input[start:i+1]) | ||
| } | ||
| } | ||
| } | ||
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| return arrays | ||
| } | ||
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| func prettyPrintJSON(input string) { | ||
| jsonArrays := extractOuterArrays(input) | ||
| var mergedData []map[string]interface{} | ||
|
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| for i, jsonArray := range jsonArrays { | ||
| var parsedArray []map[string]interface{} | ||
| err := json.Unmarshal([]byte(jsonArray), &parsedArray) | ||
| if err != nil { | ||
| logrus.Error("Error parsing JSON at index: ", i, err) | ||
| continue | ||
| } | ||
|
|
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| if len(parsedArray) == 0 { | ||
| continue | ||
| } | ||
|
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| // its always is a single object | ||
| firstObject := parsedArray[0] | ||
| _, ok := firstObject["Config"].(map[string]interface{}) | ||
| if ok { | ||
| if image, ok := firstObject["Image"].(string); ok { | ||
| if config, ok := firstObject["Config"].(map[string]interface{}); ok { | ||
| config["Image"] = image | ||
| } | ||
| } | ||
| } | ||
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| if state, ok := firstObject["State"].(map[string]interface{}); ok { | ||
| state["StartedAt"] = "0001-01-01T00:00:00Z" | ||
| } | ||
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| _, ok = firstObject["NetworkSettings"].(map[string]interface{}) | ||
| if !ok { | ||
| firstObject["NetworkSettings"] = map[string]interface{}{ | ||
| "Ports": map[string]interface{}{}, | ||
| } | ||
| } | ||
| mergedData = append(mergedData, firstObject) | ||
| } | ||
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| finalJSON, err := json.MarshalIndent(mergedData, "", " ") | ||
| if err != nil { | ||
| logrus.Error("Error marshaling final JSON: ", err) | ||
| return | ||
| } | ||
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| fmt.Println(string(finalJSON)) | ||
| } | ||
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| func inspectContainerOutputHandler(cmd command.Command) error { | ||
| var stdoutBuf bytes.Buffer | ||
| cmd.SetStdout(&stdoutBuf) | ||
|
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| err := cmd.Run() | ||
|
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| prettyPrintJSON(stdoutBuf.String()) | ||
| return err | ||
| } |
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