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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,153 @@ | ||
| package handler | ||
|
|
||
| import ( | ||
| "fmt" | ||
|
|
||
| "github.com/haproxytech/client-native/v5/models" | ||
| "github.com/haproxytech/kubernetes-ingress/pkg/annotations" | ||
| "github.com/haproxytech/kubernetes-ingress/pkg/annotations/common" | ||
| "github.com/haproxytech/kubernetes-ingress/pkg/haproxy" | ||
| "github.com/haproxytech/kubernetes-ingress/pkg/haproxy/instance" | ||
| "github.com/haproxytech/kubernetes-ingress/pkg/haproxy/rules" | ||
| "github.com/haproxytech/kubernetes-ingress/pkg/store" | ||
| "github.com/haproxytech/kubernetes-ingress/pkg/utils" | ||
| ) | ||
|
|
||
| const ( | ||
| QUIC4BIND = "quicv4" | ||
| QUIC6BIND = "quicv6" | ||
| ) | ||
|
|
||
| type Quic struct { | ||
| AddrIPv4 string | ||
| AddrIPv6 string | ||
| IPv4 bool | ||
| IPv6 bool | ||
| Port int64 | ||
| CertDir string | ||
| QuicAnnouncePort int64 | ||
| MaxAge string | ||
| } | ||
|
|
||
| func (q *Quic) Update(k store.K8s, h haproxy.HAProxy, a annotations.Annotations) (err error) { | ||
| var errs utils.Errors | ||
| defer func() { | ||
| err = errs.Result() | ||
| }() | ||
| var bindv4Present, bindv6Present bool | ||
| binds, errBindsGet := h.FrontendBindsGet(h.FrontHTTPS) | ||
| if errBindsGet != nil { | ||
| errs.Add(errBindsGet) | ||
| return | ||
| } | ||
|
|
||
| for _, bind := range binds { | ||
| bindv4Present = bindv4Present || bind.Name == QUIC4BIND | ||
| bindv6Present = bindv6Present || bind.Name == QUIC6BIND | ||
| } | ||
|
|
||
| ipv4Func := func() { | ||
| if bindv4Present { | ||
| return | ||
| } | ||
|
|
||
| errFrontendBindCreate := h.FrontendBindCreate(h.FrontHTTPS, models.Bind{ | ||
| Address: func() (addr string) { | ||
| addr = "quic4@" + q.AddrIPv4 | ||
| return | ||
| }(), | ||
| Port: utils.PtrInt64(q.Port), | ||
| BindParams: models.BindParams{ | ||
| Name: QUIC4BIND, | ||
| Ssl: true, | ||
| SslCertificate: q.CertDir, | ||
| Alpn: "h3", | ||
| }, | ||
| }) | ||
| errs.Add(errFrontendBindCreate) | ||
| instance.ReloadIf(errFrontendBindCreate == nil, "quic binding v4 created") | ||
| } | ||
|
|
||
| ipv6Func := func() { | ||
| if bindv6Present { | ||
| return | ||
| } | ||
| errFrontendBindCreate := h.FrontendBindCreate(h.FrontHTTPS, models.Bind{ | ||
| Address: func() (addr string) { | ||
| addr = "quic6@" + q.AddrIPv6 | ||
| return | ||
| }(), | ||
| Port: utils.PtrInt64(q.Port), | ||
| BindParams: models.BindParams{ | ||
| Name: QUIC6BIND, | ||
| Ssl: true, | ||
| SslCertificate: q.CertDir, | ||
| Alpn: "h3", | ||
| }, | ||
| }) | ||
| errs.Add(errFrontendBindCreate) | ||
| instance.ReloadIf(errFrontendBindCreate == nil, "quic binding v6 created") | ||
| } | ||
|
|
||
| ipv4DeleteFunc := func() { | ||
| if !bindv4Present { | ||
| return | ||
| } | ||
| errFrontendBindDelete := h.FrontendBindDelete(h.FrontHTTPS, QUIC4BIND) | ||
| errs.Add(errFrontendBindDelete) | ||
| instance.ReloadIf(errFrontendBindDelete == nil, "quic binding v4 removed") | ||
| } | ||
|
|
||
| ipv6DeleteFunc := func() { | ||
| if !bindv6Present { | ||
| return | ||
| } | ||
| errFrontendBindDelete := h.FrontendBindDelete(h.FrontHTTPS, QUIC6BIND) | ||
| errs.Add(errFrontendBindDelete) | ||
| instance.ReloadIf(errFrontendBindDelete == nil, "quic binding v6 removed") | ||
| } | ||
|
|
||
| maxAge := common.GetValue("quic-alt-svc-max-age", k.ConfigMaps.Main.Annotations) | ||
| updatedMaxAge := maxAge != q.MaxAge | ||
| if updatedMaxAge { | ||
| instance.Reload("quic max age updated from %s to %s", q.MaxAge, maxAge) | ||
| q.MaxAge = maxAge | ||
| } | ||
|
|
||
| nsSslCertificateAnn, nameSslCertificateAnn, err := common.GetK8sPath("ssl-certificate", k.ConfigMaps.Main.Annotations) | ||
| if err != nil || (nameSslCertificateAnn == "") { | ||
| errs.Add(err) | ||
| ipv4Func = ipv4DeleteFunc | ||
| ipv6Func = ipv6DeleteFunc | ||
| } else { | ||
| namespaceSslCertificate := k.Namespaces[nsSslCertificateAnn] | ||
| var sslSecret *store.Secret | ||
| if namespaceSslCertificate != nil { | ||
| sslSecret = namespaceSslCertificate.Secret[nameSslCertificateAnn] | ||
| } | ||
|
|
||
| if sslSecret == nil || sslSecret.Status == store.DELETED { | ||
| ipv4Func = ipv4DeleteFunc | ||
| ipv6Func = ipv6DeleteFunc | ||
| } else { | ||
| logger.Debug("quic redirect rule to be created") | ||
| errs.Add(h.AddRule(h.FrontHTTPS, rules.RequestRedirectQuic{}, false)) | ||
| logger.Debug("quic set header rule to be created") | ||
| errs.Add(h.AddRule(h.FrontHTTPS, rules.SetHdr{ | ||
| HdrName: "alt-svc", | ||
| Response: true, | ||
| HdrFormat: fmt.Sprintf("\"h3=\\\":%d\\\";ma="+maxAge+";\"", q.QuicAnnouncePort), | ||
| }, false)) | ||
| } | ||
| } | ||
|
|
||
| if q.IPv4 { | ||
| ipv4Func() | ||
| } | ||
|
|
||
| if q.IPv6 { | ||
| ipv6Func() | ||
| } | ||
|
|
||
| return | ||
| } |
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