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mcp: support sseEndpoint config #2724

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453aa59
mcp-client: support sseEndpoint config
lambochen Apr 13, 2025
7367e22
mcp: server(webmvc/webflux) support baseUrl,sseEndpoint config
lambochen Apr 14, 2025
4c8b147
fix: record class for Spring properties
lambochen Apr 14, 2025
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7 changes: 5 additions & 2 deletions .../springframework/ai/mcp/client/autoconfigure/SseHttpClientTransportAutoConfiguration.java
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Original file line number Diff line number Diff line change
Expand Up @@ -94,8 +94,11 @@ public List<NamedClientMcpTransport> mcpHttpClientTransports(McpSseClientPropert

for (Map.Entry<String, SseParameters> serverParameters : sseProperties.getConnections().entrySet()) {

var transport = new HttpClientSseClientTransport(HttpClient.newBuilder(), serverParameters.getValue().url(),
objectMapper);
var transport = HttpClientSseClientTransport.builder(serverParameters.getValue().url())
.sseEndpoint(serverParameters.getValue().sseEndpoint())
.clientBuilder(HttpClient.newBuilder())
.objectMapper(objectMapper)
.build();
sseTransports.add(new NamedClientMcpTransport(serverParameters.getKey(), transport));
}

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3 changes: 2 additions & 1 deletion ...org/springframework/ai/mcp/client/autoconfigure/SseWebFluxTransportAutoConfiguration.java
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Expand Up @@ -90,7 +90,8 @@ public List<NamedClientMcpTransport> webFluxClientTransports(McpSseClientPropert

for (Map.Entry<String, SseParameters> serverParameters : sseProperties.getConnections().entrySet()) {
var webClientBuilder = webClientBuilderTemplate.clone().baseUrl(serverParameters.getValue().url());
var transport = new WebFluxSseClientTransport(webClientBuilder, objectMapper);
var transport = new WebFluxSseClientTransport(webClientBuilder, objectMapper,
serverParameters.getValue().sseEndpoint());
sseTransports.add(new NamedClientMcpTransport(serverParameters.getKey(), transport));
}

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8 changes: 7 additions & 1 deletion ...va/org/springframework/ai/mcp/client/autoconfigure/properties/McpSseClientProperties.java
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Expand Up @@ -18,7 +18,10 @@
import java.util.HashMap;
import java.util.Map;

import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonProperty;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.context.properties.bind.DefaultValue;

/**
* Configuration properties for Server-Sent Events (SSE) based MCP client connections.
Expand Down Expand Up @@ -50,8 +53,11 @@ public class McpSseClientProperties {
* Parameters for configuring an SSE connection to an MCP server.
*
* @param url the URL endpoint for SSE communication with the MCP server
* @param sseEndpoint the SSE endpoint for SSE communication with the MCP server
*/
public record SseParameters(String url) {
@JsonInclude(JsonInclude.Include.NON_ABSENT)
public record SseParameters(@JsonProperty("url") String url,
@JsonProperty("sse-endpoint") @DefaultValue("/sse") String sseEndpoint) {
}

/**
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3 changes: 2 additions & 1 deletion ...va/org/springframework/ai/mcp/server/autoconfigure/McpWebFluxServerAutoConfiguration.java
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Expand Up @@ -77,7 +77,8 @@ public class McpWebFluxServerAutoConfiguration {
public WebFluxSseServerTransportProvider webFluxTransport(ObjectProvider<ObjectMapper> objectMapperProvider,
McpServerProperties serverProperties) {
ObjectMapper objectMapper = objectMapperProvider.getIfAvailable(ObjectMapper::new);
return new WebFluxSseServerTransportProvider(objectMapper, serverProperties.getSseMessageEndpoint());
return new WebFluxSseServerTransportProvider(objectMapper, serverProperties.getBaseUrl(),
serverProperties.getSseMessageEndpoint(), serverProperties.getSseEndpoint());
}

// Router function for SSE transport used by Spring WebFlux to start an HTTP server.
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3 changes: 2 additions & 1 deletion ...ava/org/springframework/ai/mcp/server/autoconfigure/McpWebMvcServerAutoConfiguration.java
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Expand Up @@ -72,7 +72,8 @@ public class McpWebMvcServerAutoConfiguration {
public WebMvcSseServerTransportProvider webMvcSseServerTransportProvider(
ObjectProvider<ObjectMapper> objectMapperProvider, McpServerProperties serverProperties) {
ObjectMapper objectMapper = objectMapperProvider.getIfAvailable(ObjectMapper::new);
return new WebMvcSseServerTransportProvider(objectMapper, serverProperties.getSseMessageEndpoint());
return new WebMvcSseServerTransportProvider(objectMapper, serverProperties.getBaseUrl(),
serverProperties.getSseMessageEndpoint(), serverProperties.getSseEndpoint());
}

@Bean
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