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author | Anton Evangelatov <anton.evangelatov@gmail.com> | 2018-07-13 23:40:28 +0800 |
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committer | Balint Gabor <balint.g@gmail.com> | 2018-07-13 23:40:28 +0800 |
commit | 7c9314f231a7ddffbbbc5fec16c65519a0121eeb (patch) | |
tree | dbc4021b66ee8968ad747036741fac7e1b972a39 /vendor/github.com/uber/jaeger-client-go/internal/baggage/restriction_manager.go | |
parent | f7d3678c28c4b92e45a458e4785bd0f1cdc20e34 (diff) | |
download | go-tangerine-7c9314f231a7ddffbbbc5fec16c65519a0121eeb.tar.gz go-tangerine-7c9314f231a7ddffbbbc5fec16c65519a0121eeb.tar.zst go-tangerine-7c9314f231a7ddffbbbc5fec16c65519a0121eeb.zip |
swarm: integrate OpenTracing; propagate ctx to internal APIs (#17169)
* swarm: propagate ctx, enable opentracing
* swarm/tracing: log error when tracing is misconfigured
Diffstat (limited to 'vendor/github.com/uber/jaeger-client-go/internal/baggage/restriction_manager.go')
-rw-r--r-- | vendor/github.com/uber/jaeger-client-go/internal/baggage/restriction_manager.go | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/vendor/github.com/uber/jaeger-client-go/internal/baggage/restriction_manager.go b/vendor/github.com/uber/jaeger-client-go/internal/baggage/restriction_manager.go new file mode 100644 index 000000000..c16a5c566 --- /dev/null +++ b/vendor/github.com/uber/jaeger-client-go/internal/baggage/restriction_manager.go @@ -0,0 +1,71 @@ +// Copyright (c) 2017 Uber Technologies, Inc. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package baggage + +const ( + defaultMaxValueLength = 2048 +) + +// Restriction determines whether a baggage key is allowed and contains any restrictions on the baggage value. +type Restriction struct { + keyAllowed bool + maxValueLength int +} + +// NewRestriction returns a new Restriction. +func NewRestriction(keyAllowed bool, maxValueLength int) *Restriction { + return &Restriction{ + keyAllowed: keyAllowed, + maxValueLength: maxValueLength, + } +} + +// KeyAllowed returns whether the baggage key for this restriction is allowed. +func (r *Restriction) KeyAllowed() bool { + return r.keyAllowed +} + +// MaxValueLength returns the max length for the baggage value. +func (r *Restriction) MaxValueLength() int { + return r.maxValueLength +} + +// RestrictionManager keeps track of valid baggage keys and their restrictions. The manager +// will return a Restriction for a specific baggage key which will determine whether the baggage +// key is allowed for the current service and any other applicable restrictions on the baggage +// value. +type RestrictionManager interface { + GetRestriction(service, key string) *Restriction +} + +// DefaultRestrictionManager allows any baggage key. +type DefaultRestrictionManager struct { + defaultRestriction *Restriction +} + +// NewDefaultRestrictionManager returns a DefaultRestrictionManager. +func NewDefaultRestrictionManager(maxValueLength int) *DefaultRestrictionManager { + if maxValueLength == 0 { + maxValueLength = defaultMaxValueLength + } + return &DefaultRestrictionManager{ + defaultRestriction: &Restriction{keyAllowed: true, maxValueLength: maxValueLength}, + } +} + +// GetRestriction implements RestrictionManager#GetRestriction. +func (m *DefaultRestrictionManager) GetRestriction(service, key string) *Restriction { + return m.defaultRestriction +} |