"typedConfig": {
                    "@type": "type.googleapis.com/envoy.extensions.filters.http.wasm.v3.Wasm",
                    "config": {
                        "name": "default.httpbin-rate-limiting",
                        "vmConfig": {
                            "runtime": "envoy.wasm.runtime.v8",
                            "code": {
                                "local": {

		if err != nil {
			wasmLog.Debugf("wasm module download request failed: %v", err)
			return nil, err
		}
		resp, err := c.Do(req)
		if err != nil {
			lastError = err
			wasmLog.Debugf("wasm module download request failed: %v", err)
			if ctx.Err() != nil {
				// If there is context timeout, exit this loop.

                            "@type": "type.googleapis.com/envoy.extensions.filters.http.wasm.v3.Wasm",
                            "config": {
                                "name": "default.httpbin-rate-limiting",
                                "vm_config": {
                                    "runtime": "envoy.wasm.runtime.v8",
                                    "code": {
                                        "local": {

			s.Prog(wasm.AIf)
			s.Br(obj.AJMP, b.Succs[0].Block())
			s.Prog(wasm.AEnd)
			s.Br(obj.AJMP, b.Succs[1].Block())
		}

	case ssa.BlockRet:
		s.Prog(obj.ARET)

	case ssa.BlockExit, ssa.BlockRetJmp:

	case ssa.BlockDefer:
		p := s.Prog(wasm.AGet)
		p.From = obj.Addr{Type: obj.TYPE_REG, Reg: wasm.REG_RET0}
		s.Prog(wasm.AI64Eqz)
		s.Prog(wasm.AI32Eqz)
		s.Prog(wasm.AIf)

      '@type': type.googleapis.com/envoy.extensions.filters.http.wasm.v3.Wasm
      config:
        configuration: {}
        name: default.httpbin-rate-limiting
        vmConfig:
          code:
            local:
              filename: /var/lib/istio/data/fe482be5ac123d3d387b0c68b9ed7f8ed65824e7d0bbc88a9a9a71dd8391d96c/d8ef3957b4cf09da9ed25e88bc75ac397ea875d88c5cbed356872f936a86d928.wasm
          environmentVariables:
            keyValues:

	// Offset holds the frame-pointer-relative locations for Go's stack-based
	// ABI. This is used by the src/cmd/internal/wasm package to map WASM
	// import parameters to the Go stack in a wrapper function.
	Offset int64
}

type WasmFieldType byte

const (
	WasmI32 WasmFieldType = iota
	WasmI64
	WasmF32
	WasmF64
	WasmPtr
)

type InlMark struct {

			c.isMidWord = false
		}

		// As we save the state of the transformer, it is safe to call
		// checkpoint after any successful write.
		if !(c.isMidWord && wasMid) {
			c.checkpoint()
		}

		if !c.next() {
			break
		}
		if wasMid && c.info.isMid() {
			c.isMidWord = false
		}
	}
	return c.ret()
}

func (t *titleCaser) Span(src []byte, atEOF bool) (n int, err error) {

operation: INSERT_BEFORE value: name: istio.metadata_exchange typed_config: "@type": type.googleapis.com/udpa.type.v1.TypedStruct type_url: type.googleapis.com/envoy.extensions.filters.http.wasm.v3.Wasm value: config: configuration: | {} vm_config: runtime: envoy.wasm.runtime.null code: local: inline_string: envoy.wasm.metadata_exchange --- apiVersion: networking.istio.io/v1alpha3 kind: EnvoyFilter metadata: name: metadata-exchange-1.7-1-8-6 namespace: istio-system labels: istio.io/rev: 1-8-6 install...

	wasmCacheEntries = monitoring.NewGauge(
		"wasm_cache_entries",
		"number of Wasm remote fetch cache entries.",
	)

	wasmCacheLookupCount = monitoring.NewSum(
		"wasm_cache_lookup_count",
		"number of Wasm remote fetch cache lookups.",
	)

	wasmRemoteFetchCount = monitoring.NewSum(
		"wasm_remote_fetch_count",
		"number of Wasm remote fetches and results, including success, download failure, and checksum mismatch.",
	)

operation: INSERT_BEFORE value: name: istio.metadata_exchange typed_config: "@type": type.googleapis.com/udpa.type.v1.TypedStruct type_url: type.googleapis.com/envoy.extensions.filters.http.wasm.v3.Wasm value: config: configuration: | {} vm_config: runtime: envoy.wasm.runtime.null code: local: inline_string: envoy.wasm.metadata_exchange --- apiVersion: networking.istio.io/v1alpha3 kind: EnvoyFilter metadata: name: metadata-exchange-1.7-1-7-6 namespace: istio-system labels: istio.io/rev: 1-7-6 spec: configPatches:...