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acmeserver: Configurable resolvers, fix smallstep deprecations (#5500)

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* acmeserver: Configurable `resolvers`, fix smallstep deprecations

* Improve default net/port

* Update proxy resolvers parsing to use the new function

* Update listeners.go

Co-authored-by: itsxaos <33079230+itsxaos@users.noreply.github.com>

---------

Co-authored-by: itsxaos <33079230+itsxaos@users.noreply.github.com>
This commit is contained in:
Francis Lavoie 2023-05-03 13:07:22 -04:00 • committed by GitHub
parent 1af419e7ec
commit 3f20a7c9f3
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5 changed files with 284 additions and 53 deletions
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12
modules/caddyhttp/reverseproxy/upstreams.go
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@ -8,7 +8,6 @@ import (
"net"
"net/http"
"strconv"
"strings"
"sync"
"time"
@ -471,16 +470,9 @@ type UpstreamResolver struct {
// and ensures they're ready to be used.
func (u *UpstreamResolver) ParseAddresses() error {
for _, v := range u.Addresses {
addr, err := caddy.ParseNetworkAddress(v)
addr, err := caddy.ParseNetworkAddressWithDefaults(v, "udp", 53)
if err != nil {
// If a port wasn't specified for the resolver,
// try defaulting to 53 and parse again
if strings.Contains(err.Error(), "missing port in address") {
addr, err = caddy.ParseNetworkAddress(v + ":53")
}
if err != nil {
return err
}
return err
}
if addr.PortRangeSize() != 1 {
return fmt.Errorf("resolver address must have exactly one address; cannot call %v", addr)