ginuerzh
effba3b690
Add godoc comments for all 62 exported symbols across 20 files in config/parsing/: 23 MDKey constants, 35 Parse*/List/Default* functions, 3 TLS helpers, 1 Args struct with 7 fields, and the package doc.
60 lines
1.3 KiB
Go
60 lines
1.3 KiB
Go
package chain
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import (
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"github.com/go-gost/core/chain"
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"github.com/go-gost/core/hop"
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"github.com/go-gost/core/logger"
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"github.com/go-gost/core/metadata"
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xchain "github.com/go-gost/x/chain"
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"github.com/go-gost/x/config"
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hop_parser "github.com/go-gost/x/config/parsing/hop"
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mdx "github.com/go-gost/x/metadata"
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"github.com/go-gost/x/registry"
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)
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// ParseChain converts a ChainConfig into a chain.Chainer. Each hop reference
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// is either looked up from the registry (by name) or parsed inline via
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// ParseHop. Returns nil with no error when cfg is nil.
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func ParseChain(cfg *config.ChainConfig, log logger.Logger) (chain.Chainer, error) {
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if cfg == nil {
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return nil, nil
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}
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chainLogger := log.WithFields(map[string]any{
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"kind": "chain",
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"chain": cfg.Name,
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})
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var md metadata.Metadata
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if cfg.Metadata != nil {
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md = mdx.NewMetadata(cfg.Metadata)
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}
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c := xchain.NewChain(cfg.Name,
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xchain.MetadataChainOption(md),
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xchain.LoggerChainOption(chainLogger),
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)
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for _, ch := range cfg.Hops {
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if ch == nil {
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continue
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}
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var hop hop.Hop
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var err error
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if ch.Nodes != nil || ch.Plugin != nil {
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if hop, err = hop_parser.ParseHop(ch, log); err != nil {
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return nil, err
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}
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} else {
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hop = registry.HopRegistry().Get(ch.Name)
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}
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if hop != nil {
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c.AddHop(hop)
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}
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}
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return c, nil
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}
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