mirror of
https://github.com/go-gitea/gitea.git
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* use certmagic for more extensible/robust ACME cert handling * accept TOS based on config option Signed-off-by: Andrew Thornton <art27@cantab.net> Co-authored-by: zeripath <art27@cantab.net> Co-authored-by: Lauris BH <lauris@nix.lv>
402 lines
14 KiB
Go
Vendored
402 lines
14 KiB
Go
Vendored
// Copyright (c) 2016 Uber Technologies, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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package zapcore
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import (
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"time"
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"go.uber.org/zap/buffer"
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)
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// DefaultLineEnding defines the default line ending when writing logs.
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// Alternate line endings specified in EncoderConfig can override this
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// behavior.
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const DefaultLineEnding = "\n"
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// OmitKey defines the key to use when callers want to remove a key from log output.
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const OmitKey = ""
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// A LevelEncoder serializes a Level to a primitive type.
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type LevelEncoder func(Level, PrimitiveArrayEncoder)
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// LowercaseLevelEncoder serializes a Level to a lowercase string. For example,
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// InfoLevel is serialized to "info".
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func LowercaseLevelEncoder(l Level, enc PrimitiveArrayEncoder) {
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enc.AppendString(l.String())
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}
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// LowercaseColorLevelEncoder serializes a Level to a lowercase string and adds coloring.
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// For example, InfoLevel is serialized to "info" and colored blue.
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func LowercaseColorLevelEncoder(l Level, enc PrimitiveArrayEncoder) {
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s, ok := _levelToLowercaseColorString[l]
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if !ok {
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s = _unknownLevelColor.Add(l.String())
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}
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enc.AppendString(s)
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}
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// CapitalLevelEncoder serializes a Level to an all-caps string. For example,
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// InfoLevel is serialized to "INFO".
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func CapitalLevelEncoder(l Level, enc PrimitiveArrayEncoder) {
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enc.AppendString(l.CapitalString())
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}
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// CapitalColorLevelEncoder serializes a Level to an all-caps string and adds color.
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// For example, InfoLevel is serialized to "INFO" and colored blue.
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func CapitalColorLevelEncoder(l Level, enc PrimitiveArrayEncoder) {
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s, ok := _levelToCapitalColorString[l]
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if !ok {
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s = _unknownLevelColor.Add(l.CapitalString())
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}
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enc.AppendString(s)
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}
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// UnmarshalText unmarshals text to a LevelEncoder. "capital" is unmarshaled to
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// CapitalLevelEncoder, "coloredCapital" is unmarshaled to CapitalColorLevelEncoder,
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// "colored" is unmarshaled to LowercaseColorLevelEncoder, and anything else
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// is unmarshaled to LowercaseLevelEncoder.
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func (e *LevelEncoder) UnmarshalText(text []byte) error {
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switch string(text) {
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case "capital":
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*e = CapitalLevelEncoder
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case "capitalColor":
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*e = CapitalColorLevelEncoder
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case "color":
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*e = LowercaseColorLevelEncoder
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default:
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*e = LowercaseLevelEncoder
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}
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return nil
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}
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// A TimeEncoder serializes a time.Time to a primitive type.
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type TimeEncoder func(time.Time, PrimitiveArrayEncoder)
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// EpochTimeEncoder serializes a time.Time to a floating-point number of seconds
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// since the Unix epoch.
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func EpochTimeEncoder(t time.Time, enc PrimitiveArrayEncoder) {
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nanos := t.UnixNano()
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sec := float64(nanos) / float64(time.Second)
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enc.AppendFloat64(sec)
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}
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// EpochMillisTimeEncoder serializes a time.Time to a floating-point number of
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// milliseconds since the Unix epoch.
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func EpochMillisTimeEncoder(t time.Time, enc PrimitiveArrayEncoder) {
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nanos := t.UnixNano()
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millis := float64(nanos) / float64(time.Millisecond)
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enc.AppendFloat64(millis)
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}
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// EpochNanosTimeEncoder serializes a time.Time to an integer number of
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// nanoseconds since the Unix epoch.
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func EpochNanosTimeEncoder(t time.Time, enc PrimitiveArrayEncoder) {
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enc.AppendInt64(t.UnixNano())
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}
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func encodeTimeLayout(t time.Time, layout string, enc PrimitiveArrayEncoder) {
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type appendTimeEncoder interface {
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AppendTimeLayout(time.Time, string)
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}
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if enc, ok := enc.(appendTimeEncoder); ok {
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enc.AppendTimeLayout(t, layout)
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return
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}
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enc.AppendString(t.Format(layout))
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}
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// ISO8601TimeEncoder serializes a time.Time to an ISO8601-formatted string
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// with millisecond precision.
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//
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// If enc supports AppendTimeLayout(t time.Time,layout string), it's used
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// instead of appending a pre-formatted string value.
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func ISO8601TimeEncoder(t time.Time, enc PrimitiveArrayEncoder) {
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encodeTimeLayout(t, "2006-01-02T15:04:05.000Z0700", enc)
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}
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// RFC3339TimeEncoder serializes a time.Time to an RFC3339-formatted string.
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//
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// If enc supports AppendTimeLayout(t time.Time,layout string), it's used
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// instead of appending a pre-formatted string value.
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func RFC3339TimeEncoder(t time.Time, enc PrimitiveArrayEncoder) {
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encodeTimeLayout(t, time.RFC3339, enc)
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}
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// RFC3339NanoTimeEncoder serializes a time.Time to an RFC3339-formatted string
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// with nanosecond precision.
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//
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// If enc supports AppendTimeLayout(t time.Time,layout string), it's used
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// instead of appending a pre-formatted string value.
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func RFC3339NanoTimeEncoder(t time.Time, enc PrimitiveArrayEncoder) {
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encodeTimeLayout(t, time.RFC3339Nano, enc)
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}
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// UnmarshalText unmarshals text to a TimeEncoder.
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// "rfc3339nano" and "RFC3339Nano" are unmarshaled to RFC3339NanoTimeEncoder.
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// "rfc3339" and "RFC3339" are unmarshaled to RFC3339TimeEncoder.
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// "iso8601" and "ISO8601" are unmarshaled to ISO8601TimeEncoder.
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// "millis" is unmarshaled to EpochMillisTimeEncoder.
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// "nanos" is unmarshaled to EpochNanosEncoder.
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// Anything else is unmarshaled to EpochTimeEncoder.
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func (e *TimeEncoder) UnmarshalText(text []byte) error {
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switch string(text) {
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case "rfc3339nano", "RFC3339Nano":
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*e = RFC3339NanoTimeEncoder
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case "rfc3339", "RFC3339":
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*e = RFC3339TimeEncoder
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case "iso8601", "ISO8601":
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*e = ISO8601TimeEncoder
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case "millis":
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*e = EpochMillisTimeEncoder
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case "nanos":
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*e = EpochNanosTimeEncoder
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default:
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*e = EpochTimeEncoder
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}
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return nil
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}
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// A DurationEncoder serializes a time.Duration to a primitive type.
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type DurationEncoder func(time.Duration, PrimitiveArrayEncoder)
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// SecondsDurationEncoder serializes a time.Duration to a floating-point number of seconds elapsed.
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func SecondsDurationEncoder(d time.Duration, enc PrimitiveArrayEncoder) {
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enc.AppendFloat64(float64(d) / float64(time.Second))
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}
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// NanosDurationEncoder serializes a time.Duration to an integer number of
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// nanoseconds elapsed.
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func NanosDurationEncoder(d time.Duration, enc PrimitiveArrayEncoder) {
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enc.AppendInt64(int64(d))
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}
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// MillisDurationEncoder serializes a time.Duration to an integer number of
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// milliseconds elapsed.
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func MillisDurationEncoder(d time.Duration, enc PrimitiveArrayEncoder) {
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enc.AppendInt64(d.Nanoseconds() / 1e6)
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}
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// StringDurationEncoder serializes a time.Duration using its built-in String
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// method.
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func StringDurationEncoder(d time.Duration, enc PrimitiveArrayEncoder) {
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enc.AppendString(d.String())
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}
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// UnmarshalText unmarshals text to a DurationEncoder. "string" is unmarshaled
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// to StringDurationEncoder, and anything else is unmarshaled to
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// NanosDurationEncoder.
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func (e *DurationEncoder) UnmarshalText(text []byte) error {
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switch string(text) {
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case "string":
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*e = StringDurationEncoder
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case "nanos":
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*e = NanosDurationEncoder
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case "ms":
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*e = MillisDurationEncoder
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default:
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*e = SecondsDurationEncoder
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}
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return nil
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}
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// A CallerEncoder serializes an EntryCaller to a primitive type.
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type CallerEncoder func(EntryCaller, PrimitiveArrayEncoder)
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// FullCallerEncoder serializes a caller in /full/path/to/package/file:line
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// format.
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func FullCallerEncoder(caller EntryCaller, enc PrimitiveArrayEncoder) {
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// TODO: consider using a byte-oriented API to save an allocation.
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enc.AppendString(caller.String())
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}
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// ShortCallerEncoder serializes a caller in package/file:line format, trimming
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// all but the final directory from the full path.
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func ShortCallerEncoder(caller EntryCaller, enc PrimitiveArrayEncoder) {
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// TODO: consider using a byte-oriented API to save an allocation.
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enc.AppendString(caller.TrimmedPath())
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}
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// UnmarshalText unmarshals text to a CallerEncoder. "full" is unmarshaled to
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// FullCallerEncoder and anything else is unmarshaled to ShortCallerEncoder.
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func (e *CallerEncoder) UnmarshalText(text []byte) error {
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switch string(text) {
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case "full":
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*e = FullCallerEncoder
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default:
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*e = ShortCallerEncoder
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}
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return nil
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}
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// A NameEncoder serializes a period-separated logger name to a primitive
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// type.
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type NameEncoder func(string, PrimitiveArrayEncoder)
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// FullNameEncoder serializes the logger name as-is.
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func FullNameEncoder(loggerName string, enc PrimitiveArrayEncoder) {
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enc.AppendString(loggerName)
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}
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// UnmarshalText unmarshals text to a NameEncoder. Currently, everything is
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// unmarshaled to FullNameEncoder.
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func (e *NameEncoder) UnmarshalText(text []byte) error {
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switch string(text) {
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case "full":
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*e = FullNameEncoder
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default:
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*e = FullNameEncoder
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}
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return nil
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}
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// An EncoderConfig allows users to configure the concrete encoders supplied by
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// zapcore.
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type EncoderConfig struct {
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// Set the keys used for each log entry. If any key is empty, that portion
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// of the entry is omitted.
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MessageKey string `json:"messageKey" yaml:"messageKey"`
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LevelKey string `json:"levelKey" yaml:"levelKey"`
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TimeKey string `json:"timeKey" yaml:"timeKey"`
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NameKey string `json:"nameKey" yaml:"nameKey"`
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CallerKey string `json:"callerKey" yaml:"callerKey"`
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StacktraceKey string `json:"stacktraceKey" yaml:"stacktraceKey"`
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LineEnding string `json:"lineEnding" yaml:"lineEnding"`
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// Configure the primitive representations of common complex types. For
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// example, some users may want all time.Times serialized as floating-point
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// seconds since epoch, while others may prefer ISO8601 strings.
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EncodeLevel LevelEncoder `json:"levelEncoder" yaml:"levelEncoder"`
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EncodeTime TimeEncoder `json:"timeEncoder" yaml:"timeEncoder"`
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EncodeDuration DurationEncoder `json:"durationEncoder" yaml:"durationEncoder"`
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EncodeCaller CallerEncoder `json:"callerEncoder" yaml:"callerEncoder"`
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// Unlike the other primitive type encoders, EncodeName is optional. The
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// zero value falls back to FullNameEncoder.
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EncodeName NameEncoder `json:"nameEncoder" yaml:"nameEncoder"`
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}
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// ObjectEncoder is a strongly-typed, encoding-agnostic interface for adding a
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// map- or struct-like object to the logging context. Like maps, ObjectEncoders
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// aren't safe for concurrent use (though typical use shouldn't require locks).
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type ObjectEncoder interface {
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// Logging-specific marshalers.
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AddArray(key string, marshaler ArrayMarshaler) error
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AddObject(key string, marshaler ObjectMarshaler) error
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// Built-in types.
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AddBinary(key string, value []byte) // for arbitrary bytes
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AddByteString(key string, value []byte) // for UTF-8 encoded bytes
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AddBool(key string, value bool)
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AddComplex128(key string, value complex128)
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AddComplex64(key string, value complex64)
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AddDuration(key string, value time.Duration)
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AddFloat64(key string, value float64)
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AddFloat32(key string, value float32)
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AddInt(key string, value int)
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AddInt64(key string, value int64)
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AddInt32(key string, value int32)
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AddInt16(key string, value int16)
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AddInt8(key string, value int8)
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AddString(key, value string)
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AddTime(key string, value time.Time)
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AddUint(key string, value uint)
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AddUint64(key string, value uint64)
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AddUint32(key string, value uint32)
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AddUint16(key string, value uint16)
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AddUint8(key string, value uint8)
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AddUintptr(key string, value uintptr)
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// AddReflected uses reflection to serialize arbitrary objects, so it can be
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// slow and allocation-heavy.
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AddReflected(key string, value interface{}) error
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// OpenNamespace opens an isolated namespace where all subsequent fields will
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// be added. Applications can use namespaces to prevent key collisions when
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// injecting loggers into sub-components or third-party libraries.
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OpenNamespace(key string)
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}
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// ArrayEncoder is a strongly-typed, encoding-agnostic interface for adding
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// array-like objects to the logging context. Of note, it supports mixed-type
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// arrays even though they aren't typical in Go. Like slices, ArrayEncoders
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// aren't safe for concurrent use (though typical use shouldn't require locks).
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type ArrayEncoder interface {
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// Built-in types.
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PrimitiveArrayEncoder
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// Time-related types.
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AppendDuration(time.Duration)
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AppendTime(time.Time)
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// Logging-specific marshalers.
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AppendArray(ArrayMarshaler) error
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AppendObject(ObjectMarshaler) error
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// AppendReflected uses reflection to serialize arbitrary objects, so it's
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// slow and allocation-heavy.
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AppendReflected(value interface{}) error
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}
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// PrimitiveArrayEncoder is the subset of the ArrayEncoder interface that deals
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// only in Go's built-in types. It's included only so that Duration- and
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// TimeEncoders cannot trigger infinite recursion.
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type PrimitiveArrayEncoder interface {
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// Built-in types.
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AppendBool(bool)
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AppendByteString([]byte) // for UTF-8 encoded bytes
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AppendComplex128(complex128)
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AppendComplex64(complex64)
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AppendFloat64(float64)
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AppendFloat32(float32)
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AppendInt(int)
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AppendInt64(int64)
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AppendInt32(int32)
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AppendInt16(int16)
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AppendInt8(int8)
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AppendString(string)
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AppendUint(uint)
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AppendUint64(uint64)
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AppendUint32(uint32)
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AppendUint16(uint16)
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AppendUint8(uint8)
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AppendUintptr(uintptr)
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}
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// Encoder is a format-agnostic interface for all log entry marshalers. Since
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// log encoders don't need to support the same wide range of use cases as
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// general-purpose marshalers, it's possible to make them faster and
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// lower-allocation.
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//
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// Implementations of the ObjectEncoder interface's methods can, of course,
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// freely modify the receiver. However, the Clone and EncodeEntry methods will
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// be called concurrently and shouldn't modify the receiver.
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type Encoder interface {
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ObjectEncoder
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// Clone copies the encoder, ensuring that adding fields to the copy doesn't
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// affect the original.
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Clone() Encoder
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// EncodeEntry encodes an entry and fields, along with any accumulated
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// context, into a byte buffer and returns it. Any fields that are empty,
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// including fields on the `Entry` type, should be omitted.
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EncodeEntry(Entry, []Field) (*buffer.Buffer, error)
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}
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