Issue-1398: set umask when launching browsers (#1399)

* Issue-1398: set umask when launching browsers

* Issue-1398: set umask when launching browsers

* Issue-1398: comment reasoning and function of calling umask

* Issue-1398: set umask when launching browsers

* Issue-1398: comment reasoning and function of calling umask

Co-authored-by: Diego Molina <[email protected]>

Author: therealdjryan

NodeChrome/wrap_chrome_binary

@@ -6,6 +6,10 @@ mv "$WRAPPER_PATH" "$BASE_PATH"
 
 cat > "$WRAPPER_PATH" <<_EOF
 #!/bin/bash
+
+# umask 002 ensures default permissions of files are 664 (rw-rw-r--) and directories are 775 (rwxrwxr-x).
+umask 002
+
 # Note: exec -a below is a bashism.
 exec -a "\$0" "$BASE_PATH" --no-sandbox "\$@"
 _EOF

NodeEdge/wrap_edge_binary

@@ -7,6 +7,9 @@ mv "$WRAPPER_PATH" "$BASE_PATH"
 cat > "$WRAPPER_PATH" <<_EOF
 #!/bin/bash
 
+# umask 002 ensures default permissions of files are 664 (rw-rw-r--) and directories are 775 (rwxrwxr-x).
+umask 002
+
 # Note: exec -a below is a bashism.
 exec -a "\$0" "$BASE_PATH" --no-sandbox "\$@"
 _EOF