ExternalProject: add INACTIVITY_TIMEOUT argument

In order to abort transfers on slow connections the ExternalProject
command support passing the INACTIVITY_TIMEOUT argument.

Fixes: #20992

1 files changed, 42 insertions, 0 deletions

diff --git a/Tests/RunCMake/ExternalProject/DownloadServer.py b/Tests/RunCMake/ExternalProject/DownloadServer.py
new file mode 100644
index 0000000..ac0769f
--- /dev/null
+++ b/Tests/RunCMake/ExternalProject/DownloadServer.py
@@ -0,0 +1,42 @@
+from http.server import HTTPServer, BaseHTTPRequestHandler
+import argparse
+import time
+import subprocess
+import sys
+import os
+args = None
+outerthread = None
+
+class SimpleHTTPRequestHandler(BaseHTTPRequestHandler):
+    def do_GET(self):
+        self.send_response(200)
+        self.end_headers()
+        data = b'D'
+
+        if args.speed_limit:
+            slow_deadline = time.time()+args.limit_duration
+
+            while time.time() < slow_deadline:
+                self.wfile.write(data)
+                if args.speed_limit:
+                    time.sleep(1.1)
+
+        data = data * 100
+        self.wfile.write(data)
+        self.close_connection = True
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--speed_limit', help='transfer rate limitation', action='store_true',default=False)
+    parser.add_argument('--limit_duration', help='duration of the transfer rate limitation',default=1, type=float)
+    parser.add_argument('--file', help='file to write the url to connect to')
+    parser.add_argument('--subprocess', action='store_true')
+    args = parser.parse_args()
+    if not args.subprocess:
+        subprocess.Popen([sys.executable]+sys.argv+['--subprocess'],stdin=subprocess.DEVNULL, stderr=subprocess.DEVNULL,stdout=subprocess.DEVNULL)
+    else:
+        httpd = HTTPServer(('localhost', 0), SimpleHTTPRequestHandler)
+        with open(args.file,"w") as f:
+            f.write('http://localhost:{}/test'.format(httpd.socket.getsockname()[1]))
+        httpd.handle_request()
+        os.remove(args.file)