tzulitai commented on a change in pull request #38: [FLINK-16290][http] Add
validation to the HTTP endpoint schema
URL: https://github.com/apache/flink-statefun/pull/38#discussion_r385450514
##########
File path:
statefun-flink/statefun-flink-core/src/main/java/org/apache/flink/statefun/flink/core/jsonmodule/JsonModule.java
##########
@@ -251,7 +252,17 @@ private static InetSocketAddress functionAddress(JsonNode
functionNode) {
private static URI functionUri(JsonNode functionNode) {
String uri = Selectors.textAt(functionNode,
Pointers.Functions.FUNCTION_ENDPOINT);
- return URI.create(uri);
+ URI typedUri = URI.create(uri);
+ @Nullable String schema = typedUri.getScheme();
+ if (schema == null) {
+ throw new IllegalArgumentException(
+ "Missing schema in " + uri + " an http or https schema must be
provided.");
+ }
+ if (schema.equalsIgnoreCase("http") || schema.equalsIgnoreCase("https")) {
+ return typedUri;
+ }
+ throw new IllegalArgumentException(
Review comment:
nit: Seems like the branching here can be simplified a bit.
e.g. change to
```
if (!isValidScheme(scheme)) {
throw new IllegalArgumentException("...")
}
return typedUri;
```
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