make DataSourceEc2 configurable (timeout, retries), lower default retries

This lowers the default retries from 100 to 30 (1050 seconds to 105 seconds)

1 files changed, 10 insertions, 0 deletions

diff --git a/doc/examples/cloud-config-datasources.txt b/doc/examples/cloud-config-datasources.txt
new file mode 100644
index 00000000..3333792e
--- /dev/null
+++ b/doc/examples/cloud-config-datasources.txt
@@ -0,0 +1,10 @@
+# Documentation on data sources configuration options
+datasource:
+  # Ec2 
+  Ec2:
+    # timeout: the timeout value for attempt at metadata service
+    timeout : 2
+    # the number of tries that should be attempted at the metadata service
+    # after each try, a sleep of int(try_number/5)+1 is done
+    # default sleep is 30
+    retries : 30