61 lines
1.5 KiB
Go
61 lines
1.5 KiB
Go
package control
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import (
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"fmt"
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"os"
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"path/filepath"
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"regexp"
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"github.com/FAU-CDI/wdresolve"
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"github.com/FAU-CDI/wdresolve/resolvers"
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"github.com/tkw1536/goprogram/stream"
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)
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func (control Control) ResolverConfigPath() string {
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return filepath.Join(control.Dir, control.ResolverFile)
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}
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func (control Control) resolver(io stream.IOStream) (p wdresolve.ResolveHandler, err error) {
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p.TrustXForwardedProto = true
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fallback := &resolvers.Regexp{
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Data: map[string]string{},
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}
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// handle the default domain name!
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domainName := control.Config.DefaultDomain
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if domainName != "" {
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fallback.Data[fmt.Sprintf("^https?://(.*)\\.%s", regexp.QuoteMeta(domainName))] = fmt.Sprintf("https://$1.%s", domainName)
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io.Printf("registering default domain %s\n", domainName)
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}
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// handle the extra domains!
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for _, domain := range control.Config.SelfExtraDomains {
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fallback.Data[fmt.Sprintf("^https?://(.*)\\.%s", regexp.QuoteMeta(domain))] = fmt.Sprintf("https://$1.%s", domainName)
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io.Printf("registering legacy domain %s\n", domain)
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}
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// open the prefix file
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prefixFile := control.ResolverConfigPath()
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fs, err := os.Open(prefixFile)
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io.Println("loading prefixes from ", prefixFile)
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if err != nil {
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return p, err
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}
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defer fs.Close()
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// read the prefixes
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// TODO: Do we want to load these without a file?
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prefixes, err := resolvers.ReadPrefixes(fs)
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if err != nil {
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return p, err
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}
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// and use that as the resolver!
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p.Resolver = resolvers.InOrder{
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prefixes,
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fallback,
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}
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return p, nil
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}
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