diff --git a/docs/modules/ROOT/examples/components/wasm.yml b/docs/modules/ROOT/examples/components/wasm.yml
new file mode 100644
index 000000000000..345ced8ad789
--- /dev/null
+++ b/docs/modules/ROOT/examples/components/wasm.yml
@@ -0,0 +1,13 @@
+# Do not edit directly!
+# This file was generated by camel-quarkus-maven-plugin:update-extension-doc-page
+cqArtifactId: camel-quarkus-wasm
+cqArtifactIdBase: wasm
+cqNativeSupported: true
+cqStatus: Stable
+cqDeprecated: false
+cqJvmSince: 3.10.0
+cqNativeSince: 3.10.0
+cqCamelPartName: wasm
+cqCamelPartTitle: Wasm
+cqCamelPartDescription: Invoke Wasm functions.
+cqExtensionPageTitle: Wasm
diff --git a/docs/modules/ROOT/examples/languages/wasm.yml b/docs/modules/ROOT/examples/languages/wasm.yml
new file mode 100644
index 000000000000..ea1160eba246
--- /dev/null
+++ b/docs/modules/ROOT/examples/languages/wasm.yml
@@ -0,0 +1,13 @@
+# Do not edit directly!
+# This file was generated by camel-quarkus-maven-plugin:update-extension-doc-page
+cqArtifactId: camel-quarkus-wasm
+cqArtifactIdBase: wasm
+cqNativeSupported: true
+cqStatus: Stable
+cqDeprecated: false
+cqJvmSince: 3.10.0
+cqNativeSince: 3.10.0
+cqCamelPartName: wasm
+cqCamelPartTitle: Wasm
+cqCamelPartDescription: Call a wasm (web assembly) function.
+cqExtensionPageTitle: Wasm
diff --git a/docs/modules/ROOT/nav.adoc b/docs/modules/ROOT/nav.adoc
index 4b27eec7c8e8..72d7e3529988 100644
--- a/docs/modules/ROOT/nav.adoc
+++ b/docs/modules/ROOT/nav.adoc
@@ -303,6 +303,7 @@
*** xref:reference/extensions/vertx.adoc[Vert.x]
*** xref:reference/extensions/vertx-http.adoc[Vert.x HTTP Client]
*** xref:reference/extensions/vertx-websocket.adoc[Vert.x WebSocket]
+*** xref:reference/extensions/wasm.adoc[Wasm]
*** xref:reference/extensions/weather.adoc[Weather]
*** xref:reference/extensions/web3j.adoc[Web3j Ethereum Blockchain]
*** xref:reference/extensions/wordpress.adoc[Wordpress]
diff --git a/docs/modules/ROOT/pages/reference/extensions/wasm.adoc b/docs/modules/ROOT/pages/reference/extensions/wasm.adoc
new file mode 100644
index 000000000000..67459efb8acd
--- /dev/null
+++ b/docs/modules/ROOT/pages/reference/extensions/wasm.adoc
@@ -0,0 +1,64 @@
+// Do not edit directly!
+// This file was generated by camel-quarkus-maven-plugin:update-extension-doc-page
+[id="extensions-wasm"]
+= Wasm
+:linkattrs:
+:cq-artifact-id: camel-quarkus-wasm
+:cq-native-supported: true
+:cq-status: Experimental
+:cq-status-deprecation: Experimental
+:cq-description: Invoke Wasm functions.
+:cq-deprecated: false
+:cq-jvm-since: 3.10.0
+:cq-native-since: 3.10.0
+
+ifeval::[{doc-show-badges} == true]
+[.badges]
+[.badge-key]##JVM since##[.badge-supported]##3.10.0## [.badge-key]##Native since##[.badge-supported]##3.10.0##
+endif::[]
+
+Invoke Wasm functions.
+
+[id="extensions-wasm-whats-inside"]
+== What's inside
+
+* xref:{cq-camel-components}::wasm-component.adoc[Wasm component], URI syntax: `wasm:functionName`
+* xref:{cq-camel-components}:languages:wasm-language.adoc[Wasm language]
+
+Please refer to the above links for usage and configuration details.
+
+[id="extensions-wasm-maven-coordinates"]
+== Maven coordinates
+
+https://{link-quarkus-code-generator}/?extension-search=camel-quarkus-wasm[Create a new project with this extension on {link-quarkus-code-generator}, window="_blank"]
+
+Or add the coordinates to your existing project:
+
+[source,xml]
+----
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm
+
+----
+ifeval::[{doc-show-user-guide-link} == true]
+Check the xref:user-guide/index.adoc[User guide] for more information about writing Camel Quarkus applications.
+endif::[]
+
+[id="extensions-wasm-usage"]
+== Usage
+[id="extensions-wasm-usage-reading-wasm-modules-from-the-classpath-in-native-mode"]
+== Reading Wasm modules from the classpath in native mode
+
+When Wasm modules are read from the classpath (the default) in native mode, you must ensure that the module(s) are added to the native image.
+You can do this via a configuration property in `application.properties`.
+
+For example, assuming `.wasm` files are read from a classpath location of `was/modules`.
+
+[source,properties]
+----
+quarkus.native.resources.includes = wasm/modules/*.wasm
+----
+
+More information about selecting resources for inclusion in the native executable can be found in the xref:user-guide/native-mode.adoc#embedding-resource-in-native-executable[native mode user guide].
+
diff --git a/extensions/pom.xml b/extensions/pom.xml
index d3378acef907..2bac0815a196 100644
--- a/extensions/pom.xml
+++ b/extensions/pom.xml
@@ -251,6 +251,7 @@
vertx
vertx-http
vertx-websocket
+ wasm
weather
xchange
xj
diff --git a/extensions/wasm/deployment/pom.xml b/extensions/wasm/deployment/pom.xml
new file mode 100644
index 000000000000..3934aa4debde
--- /dev/null
+++ b/extensions/wasm/deployment/pom.xml
@@ -0,0 +1,67 @@
+
+
+
+ 4.0.0
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm-parent
+ 3.10.0-SNAPSHOT
+ ../pom.xml
+
+
+ camel-quarkus-wasm-deployment
+ Camel Quarkus :: Wasm :: Deployment
+
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-core-deployment
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm
+
+
+ io.quarkus
+ quarkus-jackson-deployment
+
+
+
+
+
+
+ org.apache.maven.plugins
+ maven-compiler-plugin
+
+
+
+ io.quarkus
+ quarkus-extension-processor
+ ${quarkus.version}
+
+
+
+
+
+
+
+
diff --git a/extensions/wasm/deployment/src/main/java/org/apache/camel/quarkus/component/wasm/deployment/WasmProcessor.java b/extensions/wasm/deployment/src/main/java/org/apache/camel/quarkus/component/wasm/deployment/WasmProcessor.java
new file mode 100644
index 000000000000..85bd4b6f1f24
--- /dev/null
+++ b/extensions/wasm/deployment/src/main/java/org/apache/camel/quarkus/component/wasm/deployment/WasmProcessor.java
@@ -0,0 +1,37 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.quarkus.component.wasm.deployment;
+
+import io.quarkus.deployment.annotations.BuildStep;
+import io.quarkus.deployment.builditem.FeatureBuildItem;
+import io.quarkus.deployment.builditem.nativeimage.ReflectiveClassBuildItem;
+import org.apache.camel.wasm.WasmSupport.Wrapper;
+
+class WasmProcessor {
+
+ private static final String FEATURE = "camel-wasm";
+
+ @BuildStep
+ FeatureBuildItem feature() {
+ return new FeatureBuildItem(FEATURE);
+ }
+
+ @BuildStep
+ ReflectiveClassBuildItem registerForReflection() {
+ return ReflectiveClassBuildItem.builder(Wrapper.class).methods(false).fields(true).build();
+ }
+}
diff --git a/extensions/wasm/pom.xml b/extensions/wasm/pom.xml
new file mode 100644
index 000000000000..5aaf2266c5a1
--- /dev/null
+++ b/extensions/wasm/pom.xml
@@ -0,0 +1,39 @@
+
+
+
+ 4.0.0
+
+ org.apache.camel.quarkus
+ camel-quarkus-extensions
+ 3.10.0-SNAPSHOT
+ ../pom.xml
+
+
+ camel-quarkus-wasm-parent
+ Camel Quarkus :: Wasm
+ pom
+
+
+ deployment
+ runtime
+
+
diff --git a/extensions/wasm/runtime/pom.xml b/extensions/wasm/runtime/pom.xml
new file mode 100644
index 000000000000..86b09f0fbf5b
--- /dev/null
+++ b/extensions/wasm/runtime/pom.xml
@@ -0,0 +1,106 @@
+
+
+
+ 4.0.0
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm-parent
+ 3.10.0-SNAPSHOT
+ ../pom.xml
+
+
+ camel-quarkus-wasm
+ Camel Quarkus :: Wasm :: Runtime
+ Invoke Wasm functions.
+
+
+ 3.10.0
+ 3.10.0
+ experimental
+
+
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-core
+
+
+ org.apache.camel
+ camel-wasm
+
+
+ io.quarkus
+ quarkus-jackson
+
+
+
+
+
+
+ io.quarkus
+ quarkus-extension-maven-plugin
+
+
+ org.apache.maven.plugins
+ maven-compiler-plugin
+
+
+
+ io.quarkus
+ quarkus-extension-processor
+ ${quarkus.version}
+
+
+
+
+
+
+
+
+
+
+ full
+
+
+ !quickly
+
+
+
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-maven-plugin
+
+
+ update-extension-doc-page
+
+ update-extension-doc-page
+
+ process-classes
+
+
+
+
+
+
+
+
diff --git a/extensions/wasm/runtime/src/main/doc/usage.adoc b/extensions/wasm/runtime/src/main/doc/usage.adoc
new file mode 100644
index 000000000000..c23e17d000df
--- /dev/null
+++ b/extensions/wasm/runtime/src/main/doc/usage.adoc
@@ -0,0 +1,13 @@
+== Reading Wasm modules from the classpath in native mode
+
+When Wasm modules are read from the classpath (the default) in native mode, you must ensure that the module(s) are added to the native image.
+You can do this via a configuration property in `application.properties`.
+
+For example, assuming `.wasm` files are read from a classpath location of `was/modules`.
+
+[source,properties]
+----
+quarkus.native.resources.includes = wasm/modules/*.wasm
+----
+
+More information about selecting resources for inclusion in the native executable can be found in the xref:user-guide/native-mode.adoc#embedding-resource-in-native-executable[native mode user guide].
diff --git a/extensions/wasm/runtime/src/main/resources/META-INF/quarkus-extension.yaml b/extensions/wasm/runtime/src/main/resources/META-INF/quarkus-extension.yaml
new file mode 100644
index 000000000000..1cc8713d255f
--- /dev/null
+++ b/extensions/wasm/runtime/src/main/resources/META-INF/quarkus-extension.yaml
@@ -0,0 +1,32 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# This is a generated file. Do not edit directly!
+# To re-generate, run the following command from the top level directory:
+#
+# mvn -N cq:update-quarkus-metadata
+#
+---
+name: "Camel Wasm"
+description: "Invoke Wasm functions"
+metadata:
+ icon-url: "https://raw.githubusercontent.com/apache/camel-website/main/antora-ui-camel/src/img/logo-d.svg"
+ guide: "https://camel.apache.org/camel-quarkus/latest/reference/extensions/wasm.html"
+ categories:
+ - "integration"
+ status:
+ - "experimental"
diff --git a/integration-tests/pom.xml b/integration-tests/pom.xml
index 49d789438000..fd537fff1eec 100644
--- a/integration-tests/pom.xml
+++ b/integration-tests/pom.xml
@@ -236,6 +236,7 @@
velocity
vertx
vertx-websocket
+ wasm
weather
xchange
xj
diff --git a/integration-tests/wasm/README.adoc b/integration-tests/wasm/README.adoc
new file mode 100644
index 000000000000..89734acabbf9
--- /dev/null
+++ b/integration-tests/wasm/README.adoc
@@ -0,0 +1,13 @@
+== Recompiling the test functions
+
+First install the Rust toolchain:
+
+https://rustup.rs/
+
+Then compile functions.wasm:
+
+[source,shell]
+----
+cd rust
+./build.sh
+----
diff --git a/integration-tests/wasm/pom.xml b/integration-tests/wasm/pom.xml
new file mode 100644
index 000000000000..7693c7642066
--- /dev/null
+++ b/integration-tests/wasm/pom.xml
@@ -0,0 +1,133 @@
+
+
+
+ 4.0.0
+
+ org.apache.camel.quarkus
+ camel-quarkus-build-parent-it
+ 3.10.0-SNAPSHOT
+ ../../poms/build-parent-it/pom.xml
+
+
+ camel-quarkus-integration-test-wasm
+ Camel Quarkus :: Integration Tests :: Wasm
+ Integration tests for Camel Quarkus Wasm extension
+
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-direct
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm
+
+
+ io.quarkus
+ quarkus-resteasy
+
+
+ io.quarkus
+ quarkus-resteasy-jackson
+
+
+
+
+ io.quarkus
+ quarkus-junit5
+ test
+
+
+ io.rest-assured
+ rest-assured
+ test
+
+
+
+
+
+ native
+
+
+ native
+
+
+
+ native
+
+
+
+
+ org.apache.maven.plugins
+ maven-failsafe-plugin
+
+
+
+ integration-test
+ verify
+
+
+
+
+
+
+
+
+ virtualDependencies
+
+
+ !noVirtualDependencies
+
+
+
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-direct-deployment
+ ${project.version}
+ pom
+ test
+
+
+ *
+ *
+
+
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm-deployment
+ ${project.version}
+ pom
+ test
+
+
+ *
+ *
+
+
+
+
+
+
+
+
diff --git a/integration-tests/wasm/rust/Cargo.lock b/integration-tests/wasm/rust/Cargo.lock
new file mode 100644
index 000000000000..5c446d78d16c
--- /dev/null
+++ b/integration-tests/wasm/rust/Cargo.lock
@@ -0,0 +1,124 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "base64"
+version = "0.21.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
+
+[[package]]
+name = "base64-serde"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba368df5de76a5bea49aaf0cf1b39ccfbbef176924d1ba5db3e4135216cbe3c7"
+dependencies = [
+ "base64",
+ "serde",
+]
+
+[[package]]
+name = "functions"
+version = "0.1.0"
+dependencies = [
+ "base64",
+ "base64-serde",
+ "serde",
+ "serde_json",
+]
+
+[[package]]
+name = "itoa"
+version = "1.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b1a46d1a171d865aa5f83f92695765caa047a9b4cbae2cbf37dbd613a793fd4c"
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.76"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "95fc56cda0b5c3325f5fbbd7ff9fda9e02bb00bb3dac51252d2f1bfa1cb8cc8c"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "291ec9ab5efd934aaf503a6466c5d5251535d108ee747472c3977cc5acc868ef"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "ryu"
+version = "1.0.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f98d2aa92eebf49b69786be48e4477826b256916e84a57ff2a4f21923b48eb4c"
+
+[[package]]
+name = "serde"
+version = "1.0.195"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "63261df402c67811e9ac6def069e4786148c4563f4b50fd4bf30aa370d626b02"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.195"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "46fe8f8603d81ba86327b23a2e9cdf49e1255fb94a4c5f297f6ee0547178ea2c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "serde_json"
+version = "1.0.111"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "176e46fa42316f18edd598015a5166857fc835ec732f5215eac6b7bdbf0a84f4"
+dependencies = [
+ "itoa",
+ "ryu",
+ "serde",
+]
+
+[[package]]
+name = "syn"
+version = "2.0.48"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0f3531638e407dfc0814761abb7c00a5b54992b849452a0646b7f65c9f770f3f"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
diff --git a/integration-tests/wasm/rust/Cargo.toml b/integration-tests/wasm/rust/Cargo.toml
new file mode 100644
index 000000000000..248633353e38
--- /dev/null
+++ b/integration-tests/wasm/rust/Cargo.toml
@@ -0,0 +1,37 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+[package]
+name = "functions"
+version = "0.1.0"
+authors = ["camel.apache.org"]
+edition = "2024"
+
+[lib]
+crate-type = ["cdylib"]
+path = "functions.rs"
+
+[dependencies]
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+base64 = "0.21.7"
+base64-serde = "0.7.0"
+
+[profile.release]
+opt-level = 0
+lto = "off"
+codegen-units = 1
\ No newline at end of file
diff --git a/integration-tests/wasm/rust/build.sh b/integration-tests/wasm/rust/build.sh
new file mode 100755
index 000000000000..9ba8a495ef74
--- /dev/null
+++ b/integration-tests/wasm/rust/build.sh
@@ -0,0 +1,25 @@
+#! /bin/bash
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+set -euxo pipefail
+
+rustup target add wasm32-unknown-unknown
+
+cargo build --target wasm32-unknown-unknown --release
+
+cp target/wasm32-unknown-unknown/release/functions.wasm ../src/test/resources
diff --git a/integration-tests/wasm/rust/functions.rs b/integration-tests/wasm/rust/functions.rs
new file mode 100644
index 000000000000..017d59845a3d
--- /dev/null
+++ b/integration-tests/wasm/rust/functions.rs
@@ -0,0 +1,134 @@
+//
+// Licensed to the Apache Software Foundation (ASF) under one or more
+// contributor license agreements. See the NOTICE file distributed with
+// this work for additional information regarding copyright ownership.
+// The ASF licenses this file to You under the Apache License, Version 2.0
+// (the "License"); you may not use this file except in compliance with
+// the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+use std::mem;
+use std::slice;
+use std::collections::HashMap;
+
+use serde::{Deserialize, Serialize};
+use base64_serde::base64_serde_type;
+
+base64_serde_type!(Base64Standard, base64::engine::general_purpose::STANDARD);
+
+#[derive(Serialize, Deserialize)]
+struct Message {
+ headers: HashMap,
+
+ #[serde(with = "Base64Standard")]
+ body: Vec,
+}
+
+#[cfg_attr(all(target_arch = "wasm32"), export_name = "alloc")]
+#[no_mangle]
+pub extern "C" fn alloc(size: u32) -> *mut u8 {
+ let mut buf = Vec::with_capacity(size as usize);
+ let ptr = buf.as_mut_ptr();
+
+ // tell Rust not to clean this up
+ mem::forget(buf);
+
+ ptr
+}
+
+#[cfg_attr(all(target_arch = "wasm32"), export_name = "dealloc")]
+#[no_mangle]
+pub unsafe extern "C" fn dealloc(ptr: &mut u8, len: i32) {
+ // Retakes the pointer which allows its memory to be freed.
+ let _ = Vec::from_raw_parts(ptr, 0, len as usize);
+}
+
+#[cfg_attr(all(target_arch = "wasm32"), export_name = "process")]
+#[no_mangle]
+pub extern fn process(ptr: u32, len: u32) -> u64 {
+ let bytes = unsafe {
+ slice::from_raw_parts_mut(
+ ptr as *mut u8,
+ len as usize)
+ };
+
+ let mut msg: Message = serde_json::from_slice(bytes).unwrap();
+ msg.body = String::from_utf8(msg.body).unwrap().to_uppercase().as_bytes().to_vec();
+
+ let out_vec = serde_json::to_vec(&msg).unwrap();
+ let out_len = out_vec.len();
+ let out_ptr = alloc(out_len as u32);
+
+ unsafe {
+ std::ptr::copy_nonoverlapping(
+ out_vec.as_ptr(),
+ out_ptr,
+ out_len as usize)
+ };
+
+ return ((out_ptr as u64) << 32) | out_len as u64;
+}
+
+
+#[cfg_attr(all(target_arch = "wasm32"), export_name = "process_err")]
+#[no_mangle]
+pub extern fn process_err(ptr: u32, len: u32) -> u64 {
+ return fail(ptr, len)
+}
+
+#[cfg_attr(all(target_arch = "wasm32"), export_name = "transform")]
+#[no_mangle]
+pub extern fn transform(ptr: u32, len: u32) -> u64 {
+ let bytes = unsafe {
+ slice::from_raw_parts_mut(
+ ptr as *mut u8,
+ len as usize)
+ };
+
+ let msg: Message = serde_json::from_slice(bytes).unwrap();
+ let res = String::from_utf8(msg.body).unwrap().to_uppercase().as_bytes().to_vec();
+
+ let out_len = res.len();
+ let out_ptr = alloc(out_len as u32);
+
+ unsafe {
+ std::ptr::copy_nonoverlapping(
+ res.as_ptr(),
+ out_ptr,
+ out_len as usize)
+ };
+
+ return ((out_ptr as u64) << 32) | out_len as u64;
+}
+
+#[cfg_attr(all(target_arch = "wasm32"), export_name = "transform_err")]
+#[no_mangle]
+pub extern fn transform_err(ptr: u32, len: u32) -> u64 {
+ return fail(ptr, len)
+}
+
+
+pub fn fail(_ptr: u32, _len: u32) -> u64 {
+ let res = "this is an error";
+ let mut out_len = res.len();
+ let out_ptr = alloc(out_len as u32);
+
+ unsafe {
+ std::ptr::copy_nonoverlapping(
+ res.as_ptr(),
+ out_ptr,
+ out_len as usize)
+ };
+
+ out_len |= 1 << 31;
+
+ return ((out_ptr as u64) << 32) | out_len as u64;
+}
\ No newline at end of file
diff --git a/integration-tests/wasm/src/main/java/org/apache/camel/quarkus/component/wasm/it/WasmResource.java b/integration-tests/wasm/src/main/java/org/apache/camel/quarkus/component/wasm/it/WasmResource.java
new file mode 100644
index 000000000000..f8c3de1e5e78
--- /dev/null
+++ b/integration-tests/wasm/src/main/java/org/apache/camel/quarkus/component/wasm/it/WasmResource.java
@@ -0,0 +1,67 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.quarkus.component.wasm.it;
+
+import java.util.Map;
+
+import jakarta.inject.Inject;
+import jakarta.ws.rs.Consumes;
+import jakarta.ws.rs.POST;
+import jakarta.ws.rs.Path;
+import jakarta.ws.rs.Produces;
+import jakarta.ws.rs.core.MediaType;
+import jakarta.ws.rs.core.Response;
+import org.apache.camel.Exchange;
+import org.apache.camel.Message;
+import org.apache.camel.ProducerTemplate;
+import org.jboss.resteasy.annotations.jaxrs.QueryParam;
+
+@Path("/wasm")
+public class WasmResource {
+ @Inject
+ ProducerTemplate producerTemplate;
+
+ @Path("/execute")
+ @POST
+ @Consumes(MediaType.TEXT_PLAIN)
+ @Produces(MediaType.APPLICATION_JSON)
+ public Response executeWasmToUpper(@QueryParam("endpointUri") String endpointUri, String body) {
+ Exchange result = producerTemplate.request(endpointUri, exchange -> {
+ Message message = exchange.getMessage();
+ message.setBody(body);
+ message.setHeader("foo", "bar");
+ });
+
+ Exception exception = result.getException();
+ if (exception == null) {
+ Message message = result.getMessage();
+ return Response.ok().entity(Map.of(
+ "body", message.getBody(String.class),
+ "foo", message.getHeader("foo", String.class)))
+ .build();
+
+ } else {
+ String message = exception.getMessage();
+ if (exception.getCause() instanceof RuntimeException) {
+ message = exception.getCause().getMessage();
+ }
+ return Response.serverError()
+ .entity(Map.of("exception", message))
+ .build();
+ }
+ }
+}
diff --git a/integration-tests/wasm/src/main/java/org/apache/camel/quarkus/component/wasm/it/WasmRoutes.java b/integration-tests/wasm/src/main/java/org/apache/camel/quarkus/component/wasm/it/WasmRoutes.java
new file mode 100644
index 000000000000..9bcf0442bab2
--- /dev/null
+++ b/integration-tests/wasm/src/main/java/org/apache/camel/quarkus/component/wasm/it/WasmRoutes.java
@@ -0,0 +1,67 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.quarkus.component.wasm.it;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+import org.apache.camel.builder.RouteBuilder;
+
+public class WasmRoutes extends RouteBuilder {
+ static final Path WASM_MODULE_PATH = Paths.get("target/wasm/modules");
+ static final Path WASM_FUNCTIONS = WASM_MODULE_PATH.resolve("functions.wasm");
+
+ @Override
+ public void configure() throws Exception {
+ copyFunctionsToFilesystem();
+
+ from("direct:executeFunctionFromClasspath")
+ .toD("wasm:process?module=wasm/modules/functions.wasm");
+
+ from("direct:executeFunctionFromFile")
+ .toD("wasm:process?module=file:target/wasm/modules/functions.wasm");
+
+ from("direct:executeFunctionError")
+ .toD("wasm:process_err?module=wasm/modules/functions.wasm");
+
+ from("direct:executeFunctionViaLanguageFromClasspath")
+ .transform()
+ .wasm("transform", "wasm/modules/functions.wasm");
+
+ from("direct:executeFunctionViaLanguageFromFile")
+ .transform()
+ .wasm("transform", "file:target/wasm/modules/functions.wasm");
+
+ from("direct:executeFunctionViaLanguageError")
+ .transform()
+ .wasm("transform_err", "wasm/modules/functions.wasm");
+ }
+
+ static void copyFunctionsToFilesystem() throws IOException {
+ Files.createDirectories(WASM_MODULE_PATH);
+ try (InputStream stream = Thread.currentThread().getContextClassLoader()
+ .getResourceAsStream("wasm/modules/functions.wasm")) {
+ if (stream == null) {
+ throw new RuntimeException("Failed to read functions.wasm from the classpath");
+ }
+ Files.copy(stream, WASM_FUNCTIONS);
+ }
+ }
+}
diff --git a/integration-tests/wasm/src/main/resources/application.properties b/integration-tests/wasm/src/main/resources/application.properties
new file mode 100644
index 000000000000..39ac46228c76
--- /dev/null
+++ b/integration-tests/wasm/src/main/resources/application.properties
@@ -0,0 +1,18 @@
+## ---------------------------------------------------------------------------
+## Licensed to the Apache Software Foundation (ASF) under one or more
+## contributor license agreements. See the NOTICE file distributed with
+## this work for additional information regarding copyright ownership.
+## The ASF licenses this file to You under the Apache License, Version 2.0
+## (the "License"); you may not use this file except in compliance with
+## the License. You may obtain a copy of the License at
+##
+## http://www.apache.org/licenses/LICENSE-2.0
+##
+## Unless required by applicable law or agreed to in writing, software
+## distributed under the License is distributed on an "AS IS" BASIS,
+## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+## See the License for the specific language governing permissions and
+## limitations under the License.
+## ---------------------------------------------------------------------------
+
+quarkus.native.resources.includes = wasm/modules/*.wasm
\ No newline at end of file
diff --git a/integration-tests/wasm/src/main/resources/wasm/modules/functions.wasm b/integration-tests/wasm/src/main/resources/wasm/modules/functions.wasm
new file mode 100755
index 000000000000..c8b9e5c2838c
Binary files /dev/null and b/integration-tests/wasm/src/main/resources/wasm/modules/functions.wasm differ
diff --git a/integration-tests/wasm/src/test/java/org/apache/camel/quarkus/component/wasm/it/WasmIT.java b/integration-tests/wasm/src/test/java/org/apache/camel/quarkus/component/wasm/it/WasmIT.java
new file mode 100644
index 000000000000..81a246517d8a
--- /dev/null
+++ b/integration-tests/wasm/src/test/java/org/apache/camel/quarkus/component/wasm/it/WasmIT.java
@@ -0,0 +1,24 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.quarkus.component.wasm.it;
+
+import io.quarkus.test.junit.QuarkusIntegrationTest;
+
+@QuarkusIntegrationTest
+class WasmIT extends WasmTest {
+
+}
diff --git a/integration-tests/wasm/src/test/java/org/apache/camel/quarkus/component/wasm/it/WasmTest.java b/integration-tests/wasm/src/test/java/org/apache/camel/quarkus/component/wasm/it/WasmTest.java
new file mode 100644
index 000000000000..7135b1a96967
--- /dev/null
+++ b/integration-tests/wasm/src/test/java/org/apache/camel/quarkus/component/wasm/it/WasmTest.java
@@ -0,0 +1,84 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.quarkus.component.wasm.it;
+
+import java.io.IOException;
+import java.util.Set;
+
+import io.quarkus.test.junit.QuarkusTest;
+import io.restassured.RestAssured;
+import io.restassured.http.ContentType;
+import org.apache.commons.io.FileUtils;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import static org.apache.camel.quarkus.component.wasm.it.WasmRoutes.WASM_MODULE_PATH;
+import static org.hamcrest.Matchers.is;
+
+@QuarkusTest
+class WasmTest {
+ @AfterAll
+ public static void afterAll() throws IOException {
+ FileUtils.deleteDirectory(WASM_MODULE_PATH.toFile());
+ }
+
+ @ParameterizedTest
+ @MethodSource("executeFunctionUris")
+ void executeToUpperFunction(String endpoint) {
+ String message = "hello camel quarkus wasm";
+ RestAssured.given()
+ .queryParam("endpointUri", "direct:" + endpoint)
+ .contentType(ContentType.TEXT)
+ .body(message)
+ .post("/wasm/execute")
+ .then()
+ .statusCode(200)
+ .body(
+ "body", is(message.toUpperCase()),
+ "foo", is("bar"));
+ }
+
+ @ParameterizedTest
+ @MethodSource("executeFunctionErrorUris")
+ void executeToUpperFunctionError(String endpoint) {
+ String message = "hello camel quarkus wasm";
+ RestAssured.given()
+ .queryParam("endpointUri", "direct:" + endpoint)
+ .contentType(ContentType.TEXT)
+ .body(message)
+ .post("/wasm/execute")
+ .then()
+ .statusCode(500)
+ .body(
+ "exception", is("this is an error"));
+ }
+
+ static Set executeFunctionUris() {
+ return Set.of(
+ "executeFunctionFromClasspath",
+ "executeFunctionFromFile",
+ "executeFunctionViaLanguageFromClasspath",
+ "executeFunctionViaLanguageFromFile");
+ }
+
+ static Set executeFunctionErrorUris() {
+ return Set.of(
+ "executeFunctionError",
+ "executeFunctionViaLanguageError");
+ }
+}
diff --git a/pom.xml b/pom.xml
index e78d5e6a0774..d0919f5219db 100644
--- a/pom.xml
+++ b/pom.xml
@@ -594,6 +594,7 @@
.github/actions/**
**/my-property
release-utils/*.sh
+ **/*.wasm
CAMEL_PROPERTIES_STYLE
@@ -610,9 +611,11 @@
SCRIPT_STYLE
SCRIPT_STYLE
XML_STYLE
+ DOUBLESLASH_STYLE
CAMEL_PROPERTIES_STYLE
CAMEL_PROPERTIES_STYLE
CAMEL_PROPERTIES_STYLE
+ SCRIPT_STYLE
SLASHSTAR_STYLE
XML_STYLE
diff --git a/poms/bom/pom.xml b/poms/bom/pom.xml
index c0cdae9fd3fe..87896caabfb6 100644
--- a/poms/bom/pom.xml
+++ b/poms/bom/pom.xml
@@ -2629,6 +2629,11 @@
camel-vertx-websocket
${camel.version}
+
+ org.apache.camel
+ camel-wasm
+ ${camel.version}
+
org.apache.camel
camel-weather
@@ -5938,6 +5943,16 @@
camel-quarkus-vertx-websocket-deployment
${camel-quarkus.version}
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm
+ ${camel-quarkus.version}
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm-deployment
+ ${camel-quarkus.version}
+
org.apache.camel.quarkus
camel-quarkus-weather
diff --git a/poms/bom/src/main/generated/flattened-full-pom.xml b/poms/bom/src/main/generated/flattened-full-pom.xml
index 3774a4bb1aba..f7db52e0d2a0 100644
--- a/poms/bom/src/main/generated/flattened-full-pom.xml
+++ b/poms/bom/src/main/generated/flattened-full-pom.xml
@@ -2566,6 +2566,11 @@
camel-vertx-websocket
4.5.0
+
+ org.apache.camel
+ camel-wasm
+ 4.5.0
+
org.apache.camel
camel-weather
@@ -5863,6 +5868,16 @@
camel-quarkus-vertx-websocket-deployment
3.10.0-SNAPSHOT
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm
+ 3.10.0-SNAPSHOT
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm-deployment
+ 3.10.0-SNAPSHOT
+
org.apache.camel.quarkus
camel-quarkus-weather
diff --git a/poms/bom/src/main/generated/flattened-reduced-pom.xml b/poms/bom/src/main/generated/flattened-reduced-pom.xml
index d0a5e0c4fe92..797c1459ce41 100644
--- a/poms/bom/src/main/generated/flattened-reduced-pom.xml
+++ b/poms/bom/src/main/generated/flattened-reduced-pom.xml
@@ -2566,6 +2566,11 @@
camel-vertx-websocket
4.5.0
+
+ org.apache.camel
+ camel-wasm
+ 4.5.0
+
org.apache.camel
camel-weather
@@ -5863,6 +5868,16 @@
camel-quarkus-vertx-websocket-deployment
3.10.0-SNAPSHOT
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm
+ 3.10.0-SNAPSHOT
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm-deployment
+ 3.10.0-SNAPSHOT
+
org.apache.camel.quarkus
camel-quarkus-weather
diff --git a/poms/bom/src/main/generated/flattened-reduced-verbose-pom.xml b/poms/bom/src/main/generated/flattened-reduced-verbose-pom.xml
index 9923dafcf446..70fbc8225a3b 100644
--- a/poms/bom/src/main/generated/flattened-reduced-verbose-pom.xml
+++ b/poms/bom/src/main/generated/flattened-reduced-verbose-pom.xml
@@ -2566,6 +2566,11 @@
camel-vertx-websocket
4.5.0
+
+ org.apache.camel
+ camel-wasm
+ 4.5.0
+
org.apache.camel
camel-weather
@@ -5863,6 +5868,16 @@
camel-quarkus-vertx-websocket-deployment
3.10.0-SNAPSHOT
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm
+ 3.10.0-SNAPSHOT
+
+
+ org.apache.camel.quarkus
+ camel-quarkus-wasm-deployment
+ 3.10.0-SNAPSHOT
+
org.apache.camel.quarkus
camel-quarkus-weather
diff --git a/tooling/scripts/test-categories.yaml b/tooling/scripts/test-categories.yaml
index b9e0fca93b2a..e31a39eec4cb 100644
--- a/tooling/scripts/test-categories.yaml
+++ b/tooling/scripts/test-categories.yaml
@@ -111,6 +111,7 @@ group-06:
- quartz
- saga
- sjms-qpid-amqp-client
+ - wasm
group-07:
- dataformats-json-grouped
- dropbox