[buildbot] phase2: rsync based on checksum, not mtime

[LEDE Commits]

jow pushed a commit to buildbot.git, branch master:
https://git.lede-project.org/33977298c3008655342e4171fa84741db4a6a62e

commit 33977298c3008655342e4171fa84741db4a6a62e
Author: Jo-Philipp Wich <jo at mein.io>
AuthorDate: Fri Nov 4 14:19:25 2016 +0100

    phase2: rsync based on checksum, not mtime
    
    Instruct rsync to compare the file checksums, and not their modification times.
    This should decrease the source and package upload volume significantly.
    
    Signed-off-by: Jo-Philipp Wich <jo at mein.io>
---
 phase2/master.cfg | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/phase2/master.cfg b/phase2/master.cfg
index 8da0318..f460ded 100644
--- a/phase2/master.cfg
+++ b/phase2/master.cfg
@@ -284,7 +284,7 @@ for arch in arches:
 		name = "packageupload",
 		description = "Uploading package files",
 		workdir = "build/sdk",
-		command = ["rsync", "--delete", "--delay-updates", "--partial-dir=.~tmp~%s" %(arch[0]), "-avz", "bin/packages/%s/" %(arch[0]), "%s/packages/%s/" %(rsync_bin_url, arch[0])],
+		command = ["rsync", "--delete", "--checksum", "--delay-updates", "--partial-dir=.~tmp~%s" %(arch[0]), "-avz", "bin/packages/%s/" %(arch[0]), "%s/packages/%s/" %(rsync_bin_url, arch[0])],
 		env={'RSYNC_PASSWORD': rsync_bin_key},
 		haltOnFailure = True,
 		logEnviron = False
@@ -331,7 +331,7 @@ for arch in arches:
 			name = "sourceupload",
 			description = "Uploading source archives",
 			workdir = "build/sdk",
-			command = ["rsync", "--delay-updates", "--partial-dir=.~tmp~%s" %(arch[0]), "-avz", "dl/", "%s/" %(rsync_src_url)],
+			command = ["rsync", "--checksum", "--delay-updates", "--partial-dir=.~tmp~%s" %(arch[0]), "-avz", "dl/", "%s/" %(rsync_src_url)],
 			env={'RSYNC_PASSWORD': rsync_src_key},
 			haltOnFailure = False,
 			logEnviron = False