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Update deps
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parent
c66023c7d7
commit
d381af5510
59 changed files with 640 additions and 637 deletions
44
vendor/github.com/miekg/dns/client.go
generated
vendored
44
vendor/github.com/miekg/dns/client.go
generated
vendored
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@ -6,7 +6,6 @@ import (
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"context"
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"crypto/tls"
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"encoding/binary"
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"fmt"
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"io"
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"net"
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"strings"
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@ -56,14 +55,20 @@ type Client struct {
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// Timeout is a cumulative timeout for dial, write and read, defaults to 0 (disabled) - overrides DialTimeout, ReadTimeout,
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// WriteTimeout when non-zero. Can be overridden with net.Dialer.Timeout (see Client.ExchangeWithDialer and
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// Client.Dialer) or context.Context.Deadline (see ExchangeContext)
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Timeout time.Duration
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DialTimeout time.Duration // net.DialTimeout, defaults to 2 seconds, or net.Dialer.Timeout if expiring earlier - overridden by Timeout when that value is non-zero
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ReadTimeout time.Duration // net.Conn.SetReadTimeout value for connections, defaults to 2 seconds - overridden by Timeout when that value is non-zero
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WriteTimeout time.Duration // net.Conn.SetWriteTimeout value for connections, defaults to 2 seconds - overridden by Timeout when that value is non-zero
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TsigSecret map[string]string // secret(s) for Tsig map[<zonename>]<base64 secret>, zonename must be in canonical form (lowercase, fqdn, see RFC 4034 Section 6.2)
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TsigProvider TsigProvider // An implementation of the TsigProvider interface. If defined it replaces TsigSecret and is used for all TSIG operations.
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SingleInflight bool // if true suppress multiple outstanding queries for the same Qname, Qtype and Qclass
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group singleflight
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Timeout time.Duration
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DialTimeout time.Duration // net.DialTimeout, defaults to 2 seconds, or net.Dialer.Timeout if expiring earlier - overridden by Timeout when that value is non-zero
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ReadTimeout time.Duration // net.Conn.SetReadTimeout value for connections, defaults to 2 seconds - overridden by Timeout when that value is non-zero
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WriteTimeout time.Duration // net.Conn.SetWriteTimeout value for connections, defaults to 2 seconds - overridden by Timeout when that value is non-zero
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TsigSecret map[string]string // secret(s) for Tsig map[<zonename>]<base64 secret>, zonename must be in canonical form (lowercase, fqdn, see RFC 4034 Section 6.2)
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TsigProvider TsigProvider // An implementation of the TsigProvider interface. If defined it replaces TsigSecret and is used for all TSIG operations.
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// SingleInflight previously serialised multiple concurrent queries for the
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// same Qname, Qtype and Qclass to ensure only one would be in flight at a
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// time.
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//
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// Deprecated: This is a no-op. Callers should implement their own in flight
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// query caching if needed. See github.com/miekg/dns/issues/1449.
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SingleInflight bool
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}
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// Exchange performs a synchronous UDP query. It sends the message m to the address
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@ -185,26 +190,7 @@ func (c *Client) ExchangeWithConn(m *Msg, conn *Conn) (r *Msg, rtt time.Duration
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return c.exchangeWithConnContext(context.Background(), m, conn)
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}
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func (c *Client) exchangeWithConnContext(ctx context.Context, m *Msg, conn *Conn) (r *Msg, rtt time.Duration, err error) {
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if !c.SingleInflight {
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return c.exchangeContext(ctx, m, conn)
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}
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q := m.Question[0]
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key := fmt.Sprintf("%s:%d:%d", q.Name, q.Qtype, q.Qclass)
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r, rtt, err, shared := c.group.Do(key, func() (*Msg, time.Duration, error) {
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// When we're doing singleflight we don't want one context cancellation, cancel _all_ outstanding queries.
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// Hence we ignore the context and use Background().
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return c.exchangeContext(context.Background(), m, conn)
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})
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if r != nil && shared {
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r = r.Copy()
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}
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return r, rtt, err
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}
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func (c *Client) exchangeContext(ctx context.Context, m *Msg, co *Conn) (r *Msg, rtt time.Duration, err error) {
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func (c *Client) exchangeWithConnContext(ctx context.Context, m *Msg, co *Conn) (r *Msg, rtt time.Duration, err error) {
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opt := m.IsEdns0()
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// If EDNS0 is used use that for size.
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if opt != nil && opt.UDPSize() >= MinMsgSize {
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