131 lines
6.5 KiB
Go
131 lines
6.5 KiB
Go
package types
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import "github.com/traefik/paerser/types"
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const (
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// AccessLogKeep is the keep string value.
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AccessLogKeep = "keep"
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// AccessLogDrop is the drop string value.
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AccessLogDrop = "drop"
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// AccessLogRedact is the redact string value.
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AccessLogRedact = "redact"
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)
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const (
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// CommonFormat is the common logging format (CLF).
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CommonFormat string = "common"
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// JSONFormat is the JSON logging format.
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JSONFormat string = "json"
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)
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// TraefikLog holds the configuration settings for the traefik logger.
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type TraefikLog struct {
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Level string `description:"Log level set to traefik logs." json:"level,omitempty" toml:"level,omitempty" yaml:"level,omitempty" export:"true"`
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Format string `description:"Traefik log format: json | common" json:"format,omitempty" toml:"format,omitempty" yaml:"format,omitempty" export:"true"`
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NoColor bool `description:"When using the 'common' format, disables the colorized output." json:"noColor,omitempty" toml:"noColor,omitempty" yaml:"noColor,omitempty" export:"true"`
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FilePath string `description:"Traefik log file path. Stdout is used when omitted or empty." json:"filePath,omitempty" toml:"filePath,omitempty" yaml:"filePath,omitempty"`
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MaxSize int `description:"Maximum size in megabytes of the log file before it gets rotated." json:"maxSize,omitempty" toml:"maxSize,omitempty" yaml:"maxSize,omitempty" export:"true"`
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MaxAge int `description:"Maximum number of days to retain old log files based on the timestamp encoded in their filename." json:"maxAge,omitempty" toml:"maxAge,omitempty" yaml:"maxAge,omitempty" export:"true"`
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MaxBackups int `description:"Maximum number of old log files to retain." json:"maxBackups,omitempty" toml:"maxBackups,omitempty" yaml:"maxBackups,omitempty" export:"true"`
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Compress bool `description:"Determines if the rotated log files should be compressed using gzip." json:"compress,omitempty" toml:"compress,omitempty" yaml:"compress,omitempty" export:"true"`
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}
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// SetDefaults sets the default values.
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func (l *TraefikLog) SetDefaults() {
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l.Format = CommonFormat
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l.Level = "ERROR"
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}
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// AccessLog holds the configuration settings for the access logger (middlewares/accesslog).
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type AccessLog struct {
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FilePath string `description:"Access log file path. Stdout is used when omitted or empty." json:"filePath,omitempty" toml:"filePath,omitempty" yaml:"filePath,omitempty"`
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Format string `description:"Access log format: json | common" json:"format,omitempty" toml:"format,omitempty" yaml:"format,omitempty" export:"true"`
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Filters *AccessLogFilters `description:"Access log filters, used to keep only specific access logs." json:"filters,omitempty" toml:"filters,omitempty" yaml:"filters,omitempty" export:"true"`
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Fields *AccessLogFields `description:"AccessLogFields." json:"fields,omitempty" toml:"fields,omitempty" yaml:"fields,omitempty" export:"true"`
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BufferingSize int64 `description:"Number of access log lines to process in a buffered way." json:"bufferingSize,omitempty" toml:"bufferingSize,omitempty" yaml:"bufferingSize,omitempty" export:"true"`
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AddInternals bool `description:"Enables access log for internal services (ping, dashboard, etc...)." json:"addInternals,omitempty" toml:"addInternals,omitempty" yaml:"addInternals,omitempty" export:"true"`
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}
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// SetDefaults sets the default values.
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func (l *AccessLog) SetDefaults() {
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l.Format = CommonFormat
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l.FilePath = ""
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l.Filters = &AccessLogFilters{}
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l.Fields = &AccessLogFields{}
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l.Fields.SetDefaults()
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}
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// AccessLogFilters holds filters configuration.
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type AccessLogFilters struct {
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StatusCodes []string `description:"Keep access logs with status codes in the specified range." json:"statusCodes,omitempty" toml:"statusCodes,omitempty" yaml:"statusCodes,omitempty" export:"true"`
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RetryAttempts bool `description:"Keep access logs when at least one retry happened." json:"retryAttempts,omitempty" toml:"retryAttempts,omitempty" yaml:"retryAttempts,omitempty" export:"true"`
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MinDuration types.Duration `description:"Keep access logs when request took longer than the specified duration." json:"minDuration,omitempty" toml:"minDuration,omitempty" yaml:"minDuration,omitempty" export:"true"`
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}
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// FieldHeaders holds configuration for access log headers.
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type FieldHeaders struct {
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DefaultMode string `description:"Default mode for fields: keep | drop | redact" json:"defaultMode,omitempty" toml:"defaultMode,omitempty" yaml:"defaultMode,omitempty" export:"true"`
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Names map[string]string `description:"Override mode for headers" json:"names,omitempty" toml:"names,omitempty" yaml:"names,omitempty" export:"true"`
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}
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// AccessLogFields holds configuration for access log fields.
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type AccessLogFields struct {
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DefaultMode string `description:"Default mode for fields: keep | drop" json:"defaultMode,omitempty" toml:"defaultMode,omitempty" yaml:"defaultMode,omitempty" export:"true"`
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Names map[string]string `description:"Override mode for fields" json:"names,omitempty" toml:"names,omitempty" yaml:"names,omitempty" export:"true"`
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Headers *FieldHeaders `description:"Headers to keep, drop or redact" json:"headers,omitempty" toml:"headers,omitempty" yaml:"headers,omitempty" export:"true"`
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}
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// SetDefaults sets the default values.
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func (f *AccessLogFields) SetDefaults() {
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f.DefaultMode = AccessLogKeep
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f.Headers = &FieldHeaders{
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DefaultMode: AccessLogDrop,
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}
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}
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// Keep check if the field need to be kept or dropped.
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func (f *AccessLogFields) Keep(field string) bool {
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defaultKeep := true
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if f != nil {
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defaultKeep = checkFieldValue(f.DefaultMode, defaultKeep)
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if v, ok := f.Names[field]; ok {
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return checkFieldValue(v, defaultKeep)
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}
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}
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return defaultKeep
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}
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// KeepHeader checks if the headers need to be kept, dropped or redacted and returns the status.
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func (f *AccessLogFields) KeepHeader(header string) string {
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defaultValue := AccessLogKeep
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if f != nil && f.Headers != nil {
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defaultValue = checkFieldHeaderValue(f.Headers.DefaultMode, defaultValue)
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if v, ok := f.Headers.Names[header]; ok {
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return checkFieldHeaderValue(v, defaultValue)
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}
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}
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return defaultValue
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}
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func checkFieldValue(value string, defaultKeep bool) bool {
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switch value {
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case AccessLogKeep:
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return true
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case AccessLogDrop:
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return false
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default:
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return defaultKeep
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}
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}
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func checkFieldHeaderValue(value, defaultValue string) string {
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if value == AccessLogKeep || value == AccessLogDrop || value == AccessLogRedact {
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return value
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}
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return defaultValue
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}
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