Increase SAS timeout

CHANGELOG.md

@@ -1,3 +1,9 @@
+# Release 0.12.1
+
+This release just increases the timeout of the read
+grant access when copying snapshots to guarantee we won't
+have problems with copying big snapshots.
+
 # Release 0.12.0
 
 This release breaks compatibility of the vm package.

azure/snapshot.sh

@@ -116,7 +116,8 @@ fn azure_snapshot_copy(resgroup, location, sku, snapshots_ids) {
     }
 
     log("getting access rights to the snapshots")
-    sas_timeout_sec = "3600"
+    # Supposing it wont take more than a day to copy snapshots
+    sas_timeout_sec = "86400"
     snapshots_ids_sas, err <= azure_snapshot_grant_access($snapshots_ids, $sas_timeout_sec)
     if $err != "" {
         return (), format("error granting access to snapshots: %s", $err)
@@ -359,4 +360,4 @@ fn _azure_snapshot_add_suffix(name) {
 	# Providing true uniqueness with the limits on the names is pretty hard :-)
 	s <= head -n1 /dev/urandom | md5sum | tr -dc A-Za-z0-9 | cut -b 1-10
 	return $name+$s
-}
+}