CloudSigma: only poll on serial device after dmidecode check.

On systems with a ttyS1 and nothing attached, the read attempts
that the cloud sigma datasource would do would block.

Also, Add timeouts for reading/writting from/to the serial console

LP: #1316475

1 files changed, 2 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 2ff20c26..2dee548e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,8 @@
 0.7.6:
  - open 0.7.6
  - Enable vendordata on CloudSigma datasource (LP: #1303986)
+ - Poll on /dev/ttyS1 in CloudSigma datasource only if dmidecode says
+   we're running on cloudsigma (LP: #1316475) [Kiril Vladimiroff]
 0.7.5:
  - open 0.7.5
  - Add a debug log message around import failures