[gnurl] 168/222: TODO: Handle growing SFTP files

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commit 07e987840c5bb6c33fd19a0e30dcb6f50a630a4f
Author: Daniel Stenberg <address@hidden>
AuthorDate: Sun Oct 13 11:57:56 2019 +0200

    TODO: Handle growing SFTP files
    
    Closes #4344
---
 docs/TODO | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/docs/TODO b/docs/TODO
index 199cc84a0..42d37c1bc 100644
--- a/docs/TODO
+++ b/docs/TODO
@@ -123,6 +123,7 @@
 
  17. SSH protocols
  17.1 Multiplexing
+ 17.2 Handle growing SFTP files
  17.3 Support better than MD5 hostkey hash
  17.4 Support CURLOPT_PREQUOTE
 
@@ -799,6 +800,16 @@ that doesn't exist on the server, just like 
--ftp-create-dirs.
  To fix this, libcurl would have to detect an existing connection and "attach"
  the new transfer to the existing one.
 
+17.2 Handle growing SFTP files
+
+ The SFTP code in libcurl checks the file size *before* a transfer starts and
+ then proceeds to transfer exactly that amount of data. If the remote file
+ grows while the tranfer is in progress libcurl won't notice and will not
+ adapt. The OpenSSH SFTP command line tool does and libcurl could also just
+ attempt to download more to see if there is more to get...
+
+ https://github.com/curl/curl/issues/4344
+
 17.3 Support better than MD5 hostkey hash
 
  libcurl offers the CURLOPT_SSH_HOST_PUBLIC_KEY_MD5 option for verifying the

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