From 85c7f60ce196fc5cbac5467f6033dff8676733ef Mon Sep 17 00:00:00 2001
From: hugocasa <hugo@casademont.ch>
Date: Fri, 24 Oct 2025 11:37:03 +0200
Subject: [PATCH] feat: support wildcards in http routes (#6927)

---
 backend/windmill-api/src/triggers/http/handler.rs      |  8 +++++---
 backend/windmill-api/src/triggers/http/mod.rs          |  5 +++--
 .../triggers/http/RouteEditorConfigSection.svelte      | 10 ++++++++--
 3 files changed, 16 insertions(+), 7 deletions(-)

diff --git a/backend/windmill-api/src/triggers/http/handler.rs b/backend/windmill-api/src/triggers/http/handler.rs
index a887dc32a7..5d8898f121 100644
--- a/backend/windmill-api/src/triggers/http/handler.rs
+++ b/backend/windmill-api/src/triggers/http/handler.rs
@@ -62,7 +62,9 @@ pub async fn increase_trigger_version(tx: &mut PgConnection) -> Result<()> {
 }
 
 pub fn generate_route_path_key(route_path: &str) -> String {
-    ROUTE_PATH_KEY_RE.replace_all(route_path, "/*").to_string()
+    ROUTE_PATH_KEY_RE
+        .replace_all(route_path, "${1}${2}key")
+        .to_string()
 }
 
 pub async fn route_path_key_exists(
@@ -322,7 +324,7 @@ async fn check_if_route_exist(
     workspace_id: &str,
     trigger_path: Option<&str>,
 ) -> Result<String> {
-    let route_path_key = ROUTE_PATH_KEY_RE.replace_all(&config.route_path, ":key");
+    let route_path_key = generate_route_path_key(&config.route_path);
 
     let exists = route_path_key_exists(
         &route_path_key,
@@ -340,7 +342,7 @@ async fn check_if_route_exist(
         ));
     }
 
-    Ok(route_path_key.into_owned())
+    Ok(route_path_key)
 }
 
 pub struct HttpTrigger;
diff --git a/backend/windmill-api/src/triggers/http/mod.rs b/backend/windmill-api/src/triggers/http/mod.rs
index 2c5df24913..55844e0fb1 100644
--- a/backend/windmill-api/src/triggers/http/mod.rs
+++ b/backend/windmill-api/src/triggers/http/mod.rs
@@ -192,8 +192,9 @@ impl<'de> Deserialize<'de> for HttpConfigRequest {
 
 // Regex patterns for route validation
 lazy_static::lazy_static! {
-    static ref ROUTE_PATH_KEY_RE: regex::Regex = regex::Regex::new(r"/?:[-\w]+").unwrap();
-    static ref VALID_ROUTE_PATH_RE: regex::Regex = regex::Regex::new(r"^:?[-\w]+(/:?[-\w]+)*$").unwrap();
+    // Matches named params like :id or wildcards like :* or *
+    static ref ROUTE_PATH_KEY_RE: regex::Regex = regex::Regex::new(r"(/)?(:|\*)[-\w]+").unwrap();
+    static ref VALID_ROUTE_PATH_RE: regex::Regex = regex::Regex::new(r"^(\*[-\w]+$|:?[-\w]+)(/(\*[-\w]+$|:?[-\w]+))*$").unwrap();
 }
 
 #[derive(Deserialize)]
diff --git a/frontend/src/lib/components/triggers/http/RouteEditorConfigSection.svelte b/frontend/src/lib/components/triggers/http/RouteEditorConfigSection.svelte
index 94965d696c..8bf579c34e 100644
--- a/frontend/src/lib/components/triggers/http/RouteEditorConfigSection.svelte
+++ b/frontend/src/lib/components/triggers/http/RouteEditorConfigSection.svelte
@@ -54,7 +54,11 @@
 			clearTimeout(validateTimeout)
 		}
 		validateTimeout = setTimeout(async () => {
-			if (!routePath || !method || !/^:?[-\w]+(\/:?[-\w]+)*$/.test(routePath)) {
+			if (
+				!routePath ||
+				!method ||
+				!/^(\*[-\w]+$|:?[-\w]+)(\/(\*[-\w]+$|:?[-\w]+))*$/.test(routePath)
+			) {
 				routeError = 'Endpoint not valid'
 			} else if (await routeExists(routePath, method, workspaced_route)) {
 				routeError = 'Endpoint already taken'
@@ -140,7 +144,9 @@
 						bind:value={route_path}
 						error={routeError !== ''}
 					/>
-					<div class="text-2xs text-secondary"> ':myparam' for path params </div>
+					<div class="text-2xs text-secondary">
+						Use ':myparam' for path params and '*mywildcard' for wildcards
+					</div>
 				</div>
 			</label>