rebase: bump the k8s-dependencies group in /e2e with 3 updates

Bumps the k8s-dependencies group in /e2e with 3 updates: [k8s.io/apimachinery](https://github.com/kubernetes/apimachinery), [k8s.io/cloud-provider](https://github.com/kubernetes/cloud-provider) and [k8s.io/pod-security-admission](https://github.com/kubernetes/pod-security-admission).


Updates `k8s.io/apimachinery` from 0.32.3 to 0.33.0
- [Commits](https://github.com/kubernetes/apimachinery/compare/v0.32.3...v0.33.0)

Updates `k8s.io/cloud-provider` from 0.32.3 to 0.33.0
- [Commits](https://github.com/kubernetes/cloud-provider/compare/v0.32.3...v0.33.0)

Updates `k8s.io/pod-security-admission` from 0.32.3 to 0.33.0
- [Commits](https://github.com/kubernetes/pod-security-admission/compare/v0.32.3...v0.33.0)

---
updated-dependencies:
- dependency-name: k8s.io/apimachinery
  dependency-version: 0.33.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: k8s-dependencies
- dependency-name: k8s.io/cloud-provider
  dependency-version: 0.33.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: k8s-dependencies
- dependency-name: k8s.io/pod-security-admission
  dependency-version: 0.33.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: k8s-dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>

e2e/vendor/go.opentelemetry.io/otel/exporters/otlp/otlptrace/internal/tracetransform/instrumentation.go

@@ -13,7 +13,8 @@ func InstrumentationScope(il instrumentation.Scope) *commonpb.InstrumentationSco
 		return nil
 	}
 	return &commonpb.InstrumentationScope{
-		Name:    il.Name,
-		Version: il.Version,
+		Name:       il.Name,
+		Version:    il.Version,
+		Attributes: Iterator(il.Attributes.Iter()),
 	}
 }

e2e/vendor/go.opentelemetry.io/otel/exporters/otlp/otlptrace/internal/tracetransform/span.go

@@ -4,6 +4,8 @@
 package tracetransform // import "go.opentelemetry.io/otel/exporters/otlp/otlptrace/internal/tracetransform"
 
 import (
+	"math"
+
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/codes"
 	"go.opentelemetry.io/otel/sdk/instrumentation"
@@ -95,16 +97,16 @@ func span(sd tracesdk.ReadOnlySpan) *tracepb.Span {
 		SpanId:                 sid[:],
 		TraceState:             sd.SpanContext().TraceState().String(),
 		Status:                 status(sd.Status().Code, sd.Status().Description),
-		StartTimeUnixNano:      uint64(sd.StartTime().UnixNano()),
-		EndTimeUnixNano:        uint64(sd.EndTime().UnixNano()),
+		StartTimeUnixNano:      uint64(max(0, sd.StartTime().UnixNano())), // nolint:gosec // Overflow checked.
+		EndTimeUnixNano:        uint64(max(0, sd.EndTime().UnixNano())),   // nolint:gosec // Overflow checked.
 		Links:                  links(sd.Links()),
 		Kind:                   spanKind(sd.SpanKind()),
 		Name:                   sd.Name(),
 		Attributes:             KeyValues(sd.Attributes()),
 		Events:                 spanEvents(sd.Events()),
-		DroppedAttributesCount: uint32(sd.DroppedAttributes()),
-		DroppedEventsCount:     uint32(sd.DroppedEvents()),
-		DroppedLinksCount:      uint32(sd.DroppedLinks()),
+		DroppedAttributesCount: clampUint32(sd.DroppedAttributes()),
+		DroppedEventsCount:     clampUint32(sd.DroppedEvents()),
+		DroppedLinksCount:      clampUint32(sd.DroppedLinks()),
 	}
 
 	if psid := sd.Parent().SpanID(); psid.IsValid() {
@@ -115,6 +117,16 @@ func span(sd tracesdk.ReadOnlySpan) *tracepb.Span {
 	return s
 }
 
+func clampUint32(v int) uint32 {
+	if v < 0 {
+		return 0
+	}
+	if int64(v) > math.MaxUint32 {
+		return math.MaxUint32
+	}
+	return uint32(v) // nolint: gosec  // Overflow/Underflow checked.
+}
+
 // status transform a span code and message into an OTLP span status.
 func status(status codes.Code, message string) *tracepb.Status {
 	var c tracepb.Status_StatusCode
@@ -153,7 +165,7 @@ func links(links []tracesdk.Link) []*tracepb.Span_Link {
 			TraceId:                tid[:],
 			SpanId:                 sid[:],
 			Attributes:             KeyValues(otLink.Attributes),
-			DroppedAttributesCount: uint32(otLink.DroppedAttributeCount),
+			DroppedAttributesCount: clampUint32(otLink.DroppedAttributeCount),
 			Flags:                  flags,
 		})
 	}
@@ -166,7 +178,7 @@ func buildSpanFlags(sc trace.SpanContext) uint32 {
 		flags |= tracepb.SpanFlags_SPAN_FLAGS_CONTEXT_IS_REMOTE_MASK
 	}
 
-	return uint32(flags)
+	return uint32(flags) // nolint:gosec // Flags is a bitmask and can't be negative
 }
 
 // spanEvents transforms span Events to an OTLP span events.
@@ -180,9 +192,9 @@ func spanEvents(es []tracesdk.Event) []*tracepb.Span_Event {
 	for i := 0; i < len(es); i++ {
 		events[i] = &tracepb.Span_Event{
 			Name:                   es[i].Name,
-			TimeUnixNano:           uint64(es[i].Time.UnixNano()),
+			TimeUnixNano:           uint64(max(0, es[i].Time.UnixNano())), // nolint:gosec // Overflow checked.
 			Attributes:             KeyValues(es[i].Attributes),
-			DroppedAttributesCount: uint32(es[i].DroppedAttributeCount),
+			DroppedAttributesCount: clampUint32(es[i].DroppedAttributeCount),
 		}
 	}
 	return events

e2e/vendor/go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc/client.go

@@ -229,7 +229,12 @@ func (c *client) exportContext(parent context.Context) (context.Context, context
 	}
 
 	if c.metadata.Len() > 0 {
-		ctx = metadata.NewOutgoingContext(ctx, c.metadata)
+		md := c.metadata
+		if outMD, ok := metadata.FromOutgoingContext(ctx); ok {
+			md = metadata.Join(md, outMD)
+		}
+
+		ctx = metadata.NewOutgoingContext(ctx, md)
 	}
 
 	// Unify the client stopCtx with the parent.

e2e/vendor/go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc/doc.go

@@ -12,9 +12,8 @@ The environment variables described below can be used for configuration.
 OTEL_EXPORTER_OTLP_ENDPOINT, OTEL_EXPORTER_OTLP_TRACES_ENDPOINT (default: "https://localhost:4317") -
 target to which the exporter sends telemetry.
 The target syntax is defined in https://github.com/grpc/grpc/blob/master/doc/naming.md.
-The value must contain a host.
-The value may additionally a port, a scheme, and a path.
-The value accepts "http" and "https" scheme.
+The value must contain a scheme ("http" or "https") and host.
+The value may additionally contain a port, and a path.
 The value should not contain a query string or fragment.
 OTEL_EXPORTER_OTLP_TRACES_ENDPOINT takes precedence over OTEL_EXPORTER_OTLP_ENDPOINT.
 The configuration can be overridden by [WithEndpoint], [WithEndpointURL], [WithInsecure], and [WithGRPCConn] options.

e2e/vendor/go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc/internal/envconfig/envconfig.go

@@ -15,6 +15,7 @@ import (
 	"strconv"
 	"strings"
 	"time"
+	"unicode"
 
 	"go.opentelemetry.io/otel/internal/global"
 )
@@ -163,12 +164,16 @@ func stringToHeader(value string) map[string]string {
 			global.Error(errors.New("missing '="), "parse headers", "input", header)
 			continue
 		}
-		name, err := url.PathUnescape(n)
-		if err != nil {
-			global.Error(err, "escape header key", "key", n)
+
+		trimmedName := strings.TrimSpace(n)
+
+		// Validate the key.
+		if !isValidHeaderKey(trimmedName) {
+			global.Error(errors.New("invalid header key"), "parse headers", "key", trimmedName)
 			continue
 		}
-		trimmedName := strings.TrimSpace(name)
+
+		// Only decode the value.
 		value, err := url.PathUnescape(v)
 		if err != nil {
 			global.Error(err, "escape header value", "value", v)
@@ -189,3 +194,22 @@ func createCertPool(certBytes []byte) (*x509.CertPool, error) {
 	}
 	return cp, nil
 }
+
+func isValidHeaderKey(key string) bool {
+	if key == "" {
+		return false
+	}
+	for _, c := range key {
+		if !isTokenChar(c) {
+			return false
+		}
+	}
+	return true
+}
+
+func isTokenChar(c rune) bool {
+	return c <= unicode.MaxASCII && (unicode.IsLetter(c) ||
+		unicode.IsDigit(c) ||
+		c == '!' || c == '#' || c == '$' || c == '%' || c == '&' || c == '\'' || c == '*' ||
+		c == '+' || c == '-' || c == '.' || c == '^' || c == '_' || c == '`' || c == '|' || c == '~')
+}

e2e/vendor/go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc/internal/otlpconfig/options.go

@@ -98,7 +98,7 @@ func cleanPath(urlPath string, defaultPath string) string {
 		return defaultPath
 	}
 	if !path.IsAbs(tmp) {
-		tmp = fmt.Sprintf("/%s", tmp)
+		tmp = "/" + tmp
 	}
 	return tmp
 }
@@ -125,7 +125,7 @@ func NewGRPCConfig(opts ...GRPCOption) Config {
 	if cfg.ServiceConfig != "" {
 		cfg.DialOptions = append(cfg.DialOptions, grpc.WithDefaultServiceConfig(cfg.ServiceConfig))
 	}
-	// Priroritize GRPCCredentials over Insecure (passing both is an error).
+	// Prioritize GRPCCredentials over Insecure (passing both is an error).
 	if cfg.Traces.GRPCCredentials != nil {
 		cfg.DialOptions = append(cfg.DialOptions, grpc.WithTransportCredentials(cfg.Traces.GRPCCredentials))
 	} else if cfg.Traces.Insecure {
@@ -278,9 +278,7 @@ func WithEndpointURL(v string) GenericOption {
 
 		cfg.Traces.Endpoint = u.Host
 		cfg.Traces.URLPath = u.Path
-		if u.Scheme != "https" {
-			cfg.Traces.Insecure = true
-		}
+		cfg.Traces.Insecure = u.Scheme != "https"
 
 		return cfg
 	})

e2e/vendor/go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc/internal/retry/retry.go

@@ -112,7 +112,7 @@ func (c Config) RequestFunc(evaluate EvaluateFunc) RequestFunc {
 			}
 
 			if ctxErr := waitFunc(ctx, delay); ctxErr != nil {
-				return fmt.Errorf("%w: %s", ctxErr, err)
+				return fmt.Errorf("%w: %w", ctxErr, err)
 			}
 		}
 	}

e2e/vendor/go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc/options.go

@@ -59,8 +59,9 @@ func WithInsecure() Option {
 //
 // If the OTEL_EXPORTER_OTLP_ENDPOINT or OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
 // environment variable is set, and this option is not passed, that variable
-// value will be used. If both are set, OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
-// will take precedence.
+// value will be used. If both environment variables are set,
+// OTEL_EXPORTER_OTLP_TRACES_ENDPOINT will take precedence. If an environment
+// variable is set, and this option is passed, this option will take precedence.
 //
 // If both this option and WithEndpointURL are used, the last used option will
 // take precedence.
@@ -79,8 +80,9 @@ func WithEndpoint(endpoint string) Option {
 //
 // If the OTEL_EXPORTER_OTLP_ENDPOINT or OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
 // environment variable is set, and this option is not passed, that variable
-// value will be used. If both are set, OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
-// will take precedence.
+// value will be used. If both environment variables are set,
+// OTEL_EXPORTER_OTLP_TRACES_ENDPOINT will take precedence. If an environment
+// variable is set, and this option is passed, this option will take precedence.
 //
 // If both this option and WithEndpoint are used, the last used option will
 // take precedence.

e2e/vendor/go.opentelemetry.io/otel/exporters/otlp/otlptrace/version.go

@@ -5,5 +5,5 @@ package otlptrace // import "go.opentelemetry.io/otel/exporters/otlp/otlptrace"
 
 // Version is the current release version of the OpenTelemetry OTLP trace exporter in use.
 func Version() string {
-	return "1.28.0"
+	return "1.33.0"
 }