CERBERUS/caddy
1
0
Fork 0
mirror of https://github.com/caddyserver/caddy.git synced 2026-05-13 17:26:46 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 4

reverseproxy: Customizable dial network for SRV upstreams

Browse source 
By request of a sponsor
This commit is contained in:
Matthew Holt 2026-02-02 11:25:51 -07:00
parent 935b09de83
commit 3bb22672f9
No known key found for this signature in database
2 changed files with 9 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

1
modules/caddyhttp/reverseproxy/caddyfile.go
View file

@ -1528,6 +1528,7 @@ func (u *SRVUpstreams) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
return d.Errf("bad delay value '%s': %v", d.Val(), err)
}
u.FallbackDelay = caddy.Duration(dur)
case "grace_period":
if !d.NextArg() {
return d.ArgErr()

8
modules/caddyhttp/reverseproxy/upstreams.go
View file

@ -70,6 +70,11 @@ type SRVUpstreams struct {
// A negative value disables this.
FallbackDelay caddy.Duration `json:"dial_fallback_delay,omitempty"`
// Specific network to dial when connecting to the upstream(s)
// provided by SRV records upstream. See Go's net package for
// accepted values. For example, to restrict to IPv4, use "tcp4".
DialNetwork string `json:"dial_network,omitempty"`
resolver *net.Resolver
logger *zap.Logger
@ -177,6 +182,9 @@ func (su SRVUpstreams) GetUpstreams(r *http.Request) ([]*Upstream, error) {
)
}
addr := net.JoinHostPort(rec.Target, strconv.Itoa(int(rec.Port)))
if su.DialNetwork != "" {
addr = su.DialNetwork + "/" + addr
}
upstreams[i] = Upstream{Dial: addr}
}