90 lines
2.4 KiB
Go
90 lines
2.4 KiB
Go
/*
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Copyright 2022 The Flux authors
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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 managed
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import (
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"context"
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"sync"
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"github.com/fluxcd/source-controller/pkg/git"
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git2go "github.com/libgit2/git2go/v33"
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)
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// TransportOptions represents options to be applied at transport-level
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// at request time.
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type TransportOptions struct {
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TargetURL string
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AuthOpts *git.AuthOptions
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ProxyOptions *git2go.ProxyOptions
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Context context.Context
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}
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var (
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// transportOpts maps a unique URL to a set of transport options.
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transportOpts = make(map[string]TransportOptions, 0)
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m sync.RWMutex
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)
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// AddTransportOptions registers a TransportOptions object mapped to the
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// provided transportOptsURL, which must be a valid URL, i.e. prefixed with "http://"
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// or "ssh://", as it is used as a dummy URL for all git operations and the managed
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// transports will only be invoked for the protocols that they have been
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// registered for.
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func AddTransportOptions(transportOptsURL string, opts TransportOptions) {
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m.Lock()
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transportOpts[transportOptsURL] = opts
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m.Unlock()
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}
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// RemoveTransportOptions removes the registerd TransportOptions object
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// mapped to the provided id.
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func RemoveTransportOptions(transportOptsURL string) {
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m.Lock()
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delete(transportOpts, transportOptsURL)
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m.Unlock()
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}
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func getTransportOptions(transportOptsURL string) (*TransportOptions, bool) {
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m.RLock()
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opts, found := transportOpts[transportOptsURL]
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m.RUnlock()
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if found {
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return &opts, true
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}
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return nil, false
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}
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// EffectiveURL returns the effective URL for requests.
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//
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// Given that TransportOptions can allow for the target URL to be overriden
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// this returns the same input if Managed Transport is disabled or if no TargetURL
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// is set on TransportOptions.
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func EffectiveURL(transporOptsURL string) string {
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if !Enabled() {
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return transporOptsURL
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}
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if opts, found := getTransportOptions(transporOptsURL); found {
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if opts.TargetURL != "" {
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return opts.TargetURL
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}
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}
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return transporOptsURL
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}
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