bootstrap: make wget use similar options to curl

src/bootstrap/bootstrap.py

@@ -102,7 +102,19 @@ def _download(path, url, probably_big, verbose, exception):
 
     try:
         if has_wget():
-            run(["wget", "--show-progress", "-O", path, url],
+            # options should be kept in sync with
+            # src/bootstrap/src/core/download.rs
+            # for consistancy
+            # these flags should also be as close as possible to the behavior
+            # of curl (except for wget's superior handling of surious network
+            # errors)
+            # curl's -R and -f are wget's default behavior.
+            run(["wget",
+                 "--connect-timeout=30",
+                 "--read-timeout=30",
+                 "--tries=3",
+                 "--show-progress",
+                 "-O", path, url],
                 verbose=verbose,
                 exception=True,
             )
@@ -121,6 +133,9 @@ def _download(path, url, probably_big, verbose, exception):
                      # timeout if cannot connect within 30 seconds
                      "--connect-timeout", "30",
                      "-o", path,
+                     # -S: show errors, even if -s is specified
+                     # -R: set timestamp of downloaded file to that of the server
+                     # -f: fail on http error
                      "--retry", "3", "-SRf", url],
                     verbose=verbose,
                     exception=True, # Will raise RuntimeError on failure

src/bootstrap/src/core/download.rs

@@ -225,7 +225,15 @@ impl Config {
             "3",
             "-SRf",
         ]);
-        wget.args(["-O", tempfile.to_str().unwrap()]);
+        // options should be kept in sync with
+        // src/bootstrap/bootstrap.py
+        // for consistancy
+        wget.args([
+            "--connect-timeout=30",
+            "--read-timeout=30",
+            "--tries=3",
+            "-O", tempfile.to_str().unwrap()
+        ]);
         // Don't print progress in CI; the \r wrapping looks bad and downloads don't take long enough for progress to be useful.
         if CiEnv::is_ci() {
             curl.arg("-s");