diff options
Diffstat (limited to 'modules')
| -rw-r--r-- | modules/caddyhttp/reverseproxy/upstreams.go | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/modules/caddyhttp/reverseproxy/upstreams.go b/modules/caddyhttp/reverseproxy/upstreams.go index 528e2c5..2d21a5c 100644 --- a/modules/caddyhttp/reverseproxy/upstreams.go +++ b/modules/caddyhttp/reverseproxy/upstreams.go @@ -251,6 +251,8 @@ type AUpstreams struct { Versions *IPVersions `json:"versions,omitempty"` resolver *net.Resolver + + logger *zap.Logger } // CaddyModule returns the Caddy module information. @@ -261,7 +263,8 @@ func (AUpstreams) CaddyModule() caddy.ModuleInfo { } } -func (au *AUpstreams) Provision(_ caddy.Context) error { +func (au *AUpstreams) Provision(ctx caddy.Context) error { + au.logger = ctx.Logger() if au.Refresh == 0 { au.Refresh = caddy.Duration(time.Minute) } @@ -343,6 +346,11 @@ func (au AUpstreams) GetUpstreams(r *http.Request) ([]*Upstream, error) { name := repl.ReplaceAll(au.Name, "") port := repl.ReplaceAll(au.Port, "") + au.logger.Debug("refreshing A upstreams", + zap.String("version", ipVersion), + zap.String("name", name), + zap.String("port", port)) + ips, err := au.resolver.LookupIP(r.Context(), ipVersion, name) if err != nil { return nil, err @@ -350,6 +358,8 @@ func (au AUpstreams) GetUpstreams(r *http.Request) ([]*Upstream, error) { upstreams := make([]Upstream, len(ips)) for i, ip := range ips { + au.logger.Debug("discovered A record", + zap.String("ip", ip.String())) upstreams[i] = Upstream{ Dial: net.JoinHostPort(ip.String(), port), } |