[oe-commits] [bitbake] 02/02: bitbake: fetch2/git: git-lfs check

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rpurdie pushed a commit to branch 1.42
in repository bitbake.

commit 7107c1953b4c949b81491295e03736beb085b055
Author: Naveen Saini <naveen.kumar.saini at intel.com>
AuthorDate: Mon May 13 21:40:28 2019 -0700

    bitbake: fetch2/git: git-lfs check
    
    Build will fail if repository has lfs contents in absense of git-lfs tool on host.
    Build will pass if repository may or may not contains lfs content if host has git-lfs installed.
    
    [YOCTO #13198]
    
    Signed-off-by: Naveen Saini <naveen.kumar.saini at intel.com>
    Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
    Signed-off-by: Armin Kuster <akuster808 at gmail.com>
    Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
 lib/bb/fetch2/git.py | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/lib/bb/fetch2/git.py b/lib/bb/fetch2/git.py
index 8185bf4..c69d25c 100644
--- a/lib/bb/fetch2/git.py
+++ b/lib/bb/fetch2/git.py
@@ -503,6 +503,17 @@ class Git(FetchMethod):
 
         repourl = self._get_repo_url(ud)
         runfetchcmd("%s remote set-url origin %s" % (ud.basecmd, repourl), d, workdir=destdir)
+
+        if self._contains_lfs(ud, d, destdir):
+            path = d.getVar('PATH')
+            if path:
+                gitlfstool = bb.utils.which(path, "git-lfs", executable=True)
+                if not gitlfstool:
+                    raise bb.fetch2.FetchError("Repository %s has lfs content, install git-lfs plugin on host to download" % (repourl))
+            else:
+                bb.note("Could not find 'PATH'")
+
+
         if not ud.nocheckout:
             if subdir != "":
                 runfetchcmd("%s read-tree %s%s" % (ud.basecmd, ud.revisions[ud.names[0]], readpathspec), d,
@@ -553,6 +564,20 @@ class Git(FetchMethod):
             raise bb.fetch2.FetchError("The command '%s' gave output with more then 1 line unexpectedly, output: '%s'" % (cmd, output))
         return output.split()[0] != "0"
 
+    def _contains_lfs(self, ud, d, wd):
+        """
+        Check if the repository has 'lfs' (large file) content
+        """
+        cmd = "%s grep lfs HEAD:.gitattributes | wc -l" % (
+                ud.basecmd)
+        try:
+            output = runfetchcmd(cmd, d, quiet=True, workdir=wd)
+            if int(output) > 0:
+                return True
+        except (bb.fetch2.FetchError,ValueError):
+            pass
+        return False
+
     def _get_repo_url(self, ud):
         """
         Return the repository URL

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