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[test]

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This commit is contained in:
Mazeorz
2021-11-17 16:03:47 +08:00
parent 1f3968bd50
commit 900e852525
115 changed files with 9990 additions and 585 deletions
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33
dns/client.go
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@ -15,10 +15,11 @@ import (
type client struct {
*D.Client
r *Resolver
port string
host string
iface string
r *Resolver
port string
host string
iface string
proxyAdapter string
}
func (c *client) Exchange(m *D.Msg) (*D.Msg, error) {
@ -30,14 +31,15 @@ func (c *client) ExchangeContext(ctx context.Context, m *D.Msg) (*D.Msg, error)
ip net.IP
err error
)
if c.r == nil {
// a default ip dns
if ip = net.ParseIP(c.host); ip == nil {
if ip = net.ParseIP(c.host); ip == nil {
if c.r == nil {
return nil, fmt.Errorf("dns %s not a valid ip", c.host)
}
} else {
if ip, err = resolver.ResolveIPWithResolver(c.host, c.r); err != nil {
return nil, fmt.Errorf("use default dns resolve failed: %w", err)
} else {
if ip, err = resolver.ResolveIPWithResolver(c.host, c.r); err != nil {
return nil, fmt.Errorf("use default dns resolve failed: %w", err)
}
c.host = ip.String()
}
}
@ -50,7 +52,14 @@ func (c *client) ExchangeContext(ctx context.Context, m *D.Msg) (*D.Msg, error)
if c.iface != "" {
options = append(options, dialer.WithInterface(c.iface))
}
conn, err := dialer.DialContext(ctx, network, net.JoinHostPort(ip.String(), c.port), options...)
var conn net.Conn
if c.proxyAdapter == "" {
conn, err = dialer.DialContext(ctx, network, net.JoinHostPort(ip.String(), c.port), options...)
} else {
conn, err = dialContextWithProxyAdapter(ctx, c.proxyAdapter, network, ip, c.port, options...)
}
if err != nil {
return nil, err
}