mirror of
https://github.com/gravitational/teleport.git
synced 2026-10-12 11:09:59 +00:00
71 lines
2.1 KiB
Go
71 lines
2.1 KiB
Go
/*
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Copyright 2021 Gravitational, Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package utils
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import (
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"time"
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"google.golang.org/protobuf/types/known/timestamppb"
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)
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// UTC converts time to UTC timezone
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func UTC(t *time.Time) {
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if t == nil {
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return
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}
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if t.IsZero() {
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// to fix issue with timezones for tests
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*t = time.Time{}
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return
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}
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*t = t.UTC()
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}
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// HumanTimeFormatString is a human readable date formatting
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const HumanTimeFormatString = "Mon Jan _2 15:04 UTC"
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// HumanTimeFormat formats time as recognized by humans
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func HumanTimeFormat(d time.Time) string {
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return d.Format(HumanTimeFormatString)
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}
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// TimeFromProto converts a protobuf Timestamp to a Go time.Time, preserving
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// the zero value across the conversion boundary (standard go/proto timestamp
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// conversion doesn't preserve "zeroness").
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func TimeFromProto(t *timestamppb.Timestamp) time.Time {
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// use the zero time to represent the nil timestamp. note that this is conceptually distinct
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// from using t.GetSeconds() == 0 && t.GetNanos() == 0. a timstampb that happens to be created
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// targeting the unix epoch isn't necessarily equivalent to a zero go timestamp, since the zero
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// value for the go timestamp isn't the unix epoch.
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if t == nil || (t.GetSeconds() == 0 && t.GetNanos() == 0) {
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return time.Time{}
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}
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return t.AsTime()
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}
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// TimeIntoProto converts a Go time.Time to a protobuf Timestamp, preserving
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// the zero value across the conversion boundary (standard go/proto timestamp
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// conversion doesn't preserve "zeroness").
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func TimeIntoProto(t time.Time) *timestamppb.Timestamp {
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if t.IsZero() {
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return nil
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}
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return timestamppb.New(t)
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}
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