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parse.go
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parse.go
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package resolver
import (
"crypto/tls"
"net"
"strings"
"github.com/dolfly/core/logger"
"github.com/dolfly/core/resolver"
"github.com/dolfly/x/config"
"github.com/dolfly/x/internal/plugin"
"github.com/dolfly/x/registry"
xresolver "github.com/dolfly/x/resolver"
resolver_plugin "github.com/dolfly/x/resolver/plugin"
)
func ParseResolver(cfg *config.ResolverConfig) (resolver.Resolver, error) {
if cfg == nil {
return nil, nil
}
if cfg.Plugin != nil {
var tlsCfg *tls.Config
if cfg.Plugin.TLS != nil {
tlsCfg = &tls.Config{
ServerName: cfg.Plugin.TLS.ServerName,
InsecureSkipVerify: !cfg.Plugin.TLS.Secure,
}
}
switch strings.ToLower(cfg.Plugin.Type) {
case "http":
return resolver_plugin.NewHTTPPlugin(
cfg.Name, cfg.Plugin.Addr,
plugin.TLSConfigOption(tlsCfg),
plugin.TimeoutOption(cfg.Plugin.Timeout),
), nil
default:
return resolver_plugin.NewGRPCPlugin(
cfg.Name, cfg.Plugin.Addr,
plugin.TokenOption(cfg.Plugin.Token),
plugin.TLSConfigOption(tlsCfg),
)
}
}
var nameservers []xresolver.NameServer
for _, server := range cfg.Nameservers {
nameservers = append(nameservers, xresolver.NameServer{
Addr: server.Addr,
Chain: registry.ChainRegistry().Get(server.Chain),
TTL: server.TTL,
Timeout: server.Timeout,
ClientIP: net.ParseIP(server.ClientIP),
Prefer: server.Prefer,
Hostname: server.Hostname,
Async: server.Async,
Only: server.Only,
})
}
return xresolver.NewResolver(
nameservers,
xresolver.LoggerOption(
logger.Default().WithFields(map[string]any{
"kind": "resolver",
"resolver": cfg.Name,
}),
),
)
}