78 lines
2.5 KiB
Go
78 lines
2.5 KiB
Go
package tusd
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import (
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"errors"
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"log"
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"net/url"
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"os"
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)
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// Config provides a way to configure the Handler depending on your needs.
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type Config struct {
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// DataStore implementation used to store and retrieve the single uploads.
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// The usage of this field is deprecated and should be avoided in favor of
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// StoreComposer.
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DataStore DataStore
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// StoreComposer points to the store composer from which the core data store
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// and optional dependencies should be taken. May only be nil if DataStore is
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// set.
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StoreComposer *StoreComposer
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// MaxSize defines how many bytes may be stored in one single upload. If its
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// value is is 0 or smaller no limit will be enforced.
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MaxSize int64
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// BasePath defines the URL path used for handling uploads, e.g. "/files/".
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// If no trailing slash is presented it will be added. You may specify an
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// absolute URL containing a scheme, e.g. "http://tus.io"
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BasePath string
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isAbs bool
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// NotifyCompleteUploads indicates whether sending notifications about
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// completed uploads using the CompleteUploads channel should be enabled.
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NotifyCompleteUploads bool
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// NotifyTerminatedUploads indicates whether sending notifications about
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// terminated uploads using the TerminatedUploads channel should be enabled.
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NotifyTerminatedUploads bool
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// Logger is the logger to use internally, mostly for printing requests.
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Logger *log.Logger
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// Respect the X-Forwarded-Host, X-Forwarded-Proto and Forwarded headers
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// potentially set by proxies when generating an absolute URL in the
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// reponse to POST requests.
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RespectForwardedHeaders bool
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}
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func (config *Config) validate() error {
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if config.Logger == nil {
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config.Logger = log.New(os.Stdout, "[tusd] ", 0)
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}
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base := config.BasePath
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uri, err := url.Parse(base)
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if err != nil {
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return err
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}
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// Ensure base path ends with slash to remove logic from absFileURL
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if base != "" && string(base[len(base)-1]) != "/" {
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base += "/"
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}
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// Ensure base path begins with slash if not absolute (starts with scheme)
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if !uri.IsAbs() && len(base) > 0 && string(base[0]) != "/" {
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base = "/" + base
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}
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config.BasePath = base
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config.isAbs = uri.IsAbs()
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if config.StoreComposer == nil {
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config.StoreComposer = newStoreComposerFromDataStore(config.DataStore)
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config.DataStore = nil
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} else if config.DataStore != nil {
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return errors.New("tusd: either StoreComposer or DataStore may be set in Config, but not both")
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}
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if config.StoreComposer.Core == nil {
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return errors.New("tusd: StoreComposer in Config needs to contain a non-nil core")
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}
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return nil
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}
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