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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,107 @@ | ||
| package fileline | ||
|
|
||
| import ( | ||
| "bufio" | ||
| "context" | ||
| "errors" | ||
| "fmt" | ||
| "os" | ||
| "path/filepath" | ||
| "strings" | ||
|
|
||
| "github.com/kolide/osquery-go/plugin/table" | ||
| ) | ||
|
|
||
| type FileLine struct { | ||
| Line string | ||
| Path string | ||
| } | ||
|
|
||
| func FileLineColumns() []table.ColumnDefinition { | ||
| return []table.ColumnDefinition{ | ||
| table.TextColumn("line"), | ||
| table.TextColumn("path"), | ||
| } | ||
| } | ||
|
|
||
| func FileLineGenerate(ctx context.Context, queryContext table.QueryContext) ([]map[string]string, error) { | ||
|
|
||
| path := "" | ||
|
|
||
| if constraintList, present := queryContext.Constraints["path"]; present { | ||
| // 'path' is in the where clause | ||
| for _, constraint := range constraintList.Constraints { | ||
| if constraint.Operator == table.OperatorEquals { | ||
| path = constraint.Expression | ||
| } | ||
| } | ||
| } | ||
|
|
||
| output, err := processFile(path) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| return output, nil | ||
| } | ||
|
|
||
| func processFile(path string) ([]map[string]string, error) { | ||
|
|
||
| var output []map[string]string | ||
|
|
||
| // Replace % for * for glob | ||
| replacedPath := strings.ReplaceAll(path, "%", "*") | ||
|
|
||
| files, err := filepath.Glob(replacedPath) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| for _, file := range files { | ||
| // get slice of lines | ||
| lines, _ := readLines(file) | ||
|
|
||
| for _, line := range lines { | ||
| output = append(output, map[string]string{ | ||
| "line": line, | ||
| "path": file, | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| return output, nil | ||
|
|
||
| } | ||
|
|
||
| func readLines(path string) ([]string, error) { | ||
| var output []string | ||
| fmt.Println(path) | ||
| if !fileExists(path) { | ||
| err := errors.New("File does not exist") | ||
| return nil, err | ||
| } | ||
| file, err := os.Open(path) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| defer file.Close() | ||
|
|
||
| scanner := bufio.NewScanner(file) | ||
| for scanner.Scan() { | ||
| output = append(output, scanner.Text()) | ||
| } | ||
|
|
||
| if err := scanner.Err(); err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| return output, nil | ||
| } | ||
|
|
||
| func fileExists(filename string) bool { | ||
| info, err := os.Stat(filename) | ||
| if os.IsNotExist(err) { | ||
| return false | ||
| } | ||
| return !info.IsDir() | ||
| } |