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authorScott Moser <smoser@ubuntu.com>2010-03-02 14:10:55 -0500
committerScott Moser <smoser@ubuntu.com>2010-03-02 14:10:55 -0500
commit91e423a36928ee5ea52de0b6836d0c34cc20fdd2 (patch)
tree4a60cdf0eb60da0b5c8132388bc7e7ef275df80e /cloudinit/__init__.py
parent385802bf3396b149cfd61e20ea4c7e2c7974b307 (diff)
downloadvyos-cloud-init-91e423a36928ee5ea52de0b6836d0c34cc20fdd2.tar.gz
vyos-cloud-init-91e423a36928ee5ea52de0b6836d0c34cc20fdd2.zip
purge cache in cloud-init so it doesn't end up persisting across instances
The cache file location is not instance specific. As such, if it is not cleaned from the image, a re-bundle would get the old data. To avoid that, clear the cache in cloud-init.
Diffstat (limited to 'cloudinit/__init__.py')
-rw-r--r--cloudinit/__init__.py10
1 files changed, 10 insertions, 0 deletions
diff --git a/cloudinit/__init__.py b/cloudinit/__init__.py
index 8d6ec59e..1d8a1898 100644
--- a/cloudinit/__init__.py
+++ b/cloudinit/__init__.py
@@ -318,3 +318,13 @@ class CloudInit:
def device_name_to_device(self,name):
return(self.datasource.device_name_to_device(name))
+
+
+def purge_cache():
+ try:
+ os.unlink(data_source_cache)
+ except OSError as e:
+ if e.errno != errno.ENOENT: return(False)
+ except:
+ return(False)
+ return(True)