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feat: add new param for global option (#813)

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Signed-off-by: sjcsjc123 <1401189096@qq.com>
This commit is contained in:
SJC
2024-02-04 13:58:46 +08:00
committed by GitHub
parent 5026973d59
commit 7967f5db70
2 changed files with 55 additions and 17 deletions
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50
pkg/ingress/kube/configmap/global.go
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@@ -37,15 +37,16 @@ const (
minInitialConnectionWindowSize = 65535
maxInitialConnectionWindowSize = 2147483647
defaultIdleTimeout = 180
defaultUpStreamIdleTimeout = 10
defaultMaxRequestHeadersKb = 60
defaultConnectionBufferLimits = 32768
defaultMaxConcurrentStreams = 100
defaultInitialStreamWindowSize = 65535
defaultInitialConnectionWindowSize = 1048576
defaultAddXRealIpHeader = false
defaultDisableXEnvoyHeaders = false
defaultIdleTimeout = 180
defaultUpStreamIdleTimeout = 10
defaultUpStreamConnectionBufferLimits = 10485760
defaultMaxRequestHeadersKb = 60
defaultConnectionBufferLimits = 32768
defaultMaxConcurrentStreams = 100
defaultInitialStreamWindowSize = 65535
defaultInitialConnectionWindowSize = 1048576
defaultAddXRealIpHeader = false
defaultDisableXEnvoyHeaders = false
)
// Global configures the behavior of the downstream connection, x-real-ip header and x-envoy headers.
@@ -72,6 +73,8 @@ type Downstream struct {
type Upstream struct {
// IdleTimeout limits the time that a connection may be idle on the upstream.
IdleTimeout uint32 `json:"idleTimeout"`
// ConnectionBufferLimits configures the buffer size limits for connections.
ConnectionBufferLimits uint32 `json:"connectionBufferLimits,omitempty"`
}
// Http2 configures HTTP/2 specific options.
@@ -158,6 +161,7 @@ func deepCopyGlobal(global *Global) (*Global, error) {
}
if global.Upstream != nil {
newGlobal.Upstream.IdleTimeout = global.Upstream.IdleTimeout
newGlobal.Upstream.ConnectionBufferLimits = global.Upstream.ConnectionBufferLimits
}
newGlobal.AddXRealIpHeader = global.AddXRealIpHeader
newGlobal.DisableXEnvoyHeaders = global.DisableXEnvoyHeaders
@@ -187,7 +191,8 @@ func NewDefaultDownstream() *Downstream {
// NewDefaultUpStream returns a default upstream config.
func NewDefaultUpStream() *Upstream {
return &Upstream{
IdleTimeout: defaultUpStreamIdleTimeout,
IdleTimeout: defaultUpStreamIdleTimeout,
ConnectionBufferLimits: defaultUpStreamConnectionBufferLimits,
}
}
@@ -339,10 +344,11 @@ func (g *GlobalOptionController) ConstructEnvoyFilters() ([]*config.Config, erro
}
upstreamStruct := g.constructUpstream(global.Upstream)
bufferLimitStruct = g.constructUpstreamBufferLimit(global.Upstream)
if len(upstreamStruct) == 0 {
return generateEnvoyFilter(namespace, configPatch), nil
}
upstreamConfig := g.generateUpstreamEnvoyFilter(upstreamStruct, namespace)
upstreamConfig := g.generateUpstreamEnvoyFilter(upstreamStruct, bufferLimitStruct, namespace)
configPatch = append(configPatch, upstreamConfig...)
return generateEnvoyFilter(namespace, configPatch), nil
@@ -404,7 +410,7 @@ func (g *GlobalOptionController) generateDownstreamEnvoyFilter(downstreamValueSt
return downstreamConfig
}
func (g *GlobalOptionController) generateUpstreamEnvoyFilter(upstreamValueStruct string, namespace string) []*networking.EnvoyFilter_EnvoyConfigObjectPatch {
func (g *GlobalOptionController) generateUpstreamEnvoyFilter(upstreamValueStruct string, bufferLimit string, namespace string) []*networking.EnvoyFilter_EnvoyConfigObjectPatch {
upstreamConfig := []*networking.EnvoyFilter_EnvoyConfigObjectPatch{
{
ApplyTo: networking.EnvoyFilter_CLUSTER,
@@ -416,6 +422,16 @@ func (g *GlobalOptionController) generateUpstreamEnvoyFilter(upstreamValueStruct
Value: util.BuildPatchStruct(upstreamValueStruct),
},
},
{
ApplyTo: networking.EnvoyFilter_CLUSTER,
Match: &networking.EnvoyFilter_EnvoyConfigObjectMatch{
Context: networking.EnvoyFilter_GATEWAY,
},
Patch: &networking.EnvoyFilter_Patch{
Operation: networking.EnvoyFilter_Patch_MERGE,
Value: util.BuildPatchStruct(bufferLimit),
},
},
}
return upstreamConfig
}
@@ -531,6 +547,16 @@ func (g *GlobalOptionController) constructUpstream(upstream *Upstream) string {
return upstreamConfig
}
// constructUpstreamBufferLimit constructs the upstream buffer limit config.
func (g *GlobalOptionController) constructUpstreamBufferLimit(upstream *Upstream) string {
upstreamBufferLimitStruct := fmt.Sprintf(`
{
"per_connection_buffer_limit_bytes": %d
}
`, upstream.ConnectionBufferLimits)
return upstreamBufferLimitStruct
}
// constructAddXRealIpHeader constructs the add x-real-ip header config.
func (g *GlobalOptionController) constructAddXRealIpHeader() string {
addXRealIpHeaderStruct := fmt.Sprintf(`