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Add /healthz endpoint for health monitoring in S3Proxy #763

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Add /healthz endpoint for health monitoring in S3Proxy #763

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18 changes: 18 additions & 0 deletions src/main/java/org/gaul/s3proxy/S3ProxyHandler.java
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Original file line number Diff line number Diff line change
Expand Up @@ -293,6 +293,12 @@ public final void doHandle(HttpServletRequest baseRequest,
String uri = request.getRequestURI();
String originalUri = request.getRequestURI();

// Check for the /version endpoint
if ("/healthz".equals(uri) && "GET".equalsIgnoreCase(method)) {
handleVersionRequest(response);
return;
}

if (!this.servicePath.isEmpty()) {
if (uri.length() > this.servicePath.length()) {
uri = uri.substring(this.servicePath.length());
Expand Down Expand Up @@ -2029,6 +2035,18 @@ private void handlePutBlob(HttpServletRequest request,

response.addHeader(HttpHeaders.ETAG, maybeQuoteETag(eTag));
}
private void handleVersionRequest(HttpServletResponse response) throws IOException {
response.setStatus(HttpServletResponse.SC_OK);
response.setContentType("application/json");
response.setCharacterEncoding("UTF-8");

String versionInfo = "{ \"status\": \"OK\"}";

try (PrintWriter writer = response.getWriter()) {
writer.write(versionInfo);
writer.flush();
}
}

private void handlePostBlob(HttpServletRequest request,
HttpServletResponse response, InputStream is, BlobStore blobStore,
Expand Down
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