feat(telemetry): Data compress

Signed-off-by: pmikus <peter.mikus@protonmail.ch>
Change-Id: I652844e722e24cb49f09a3f30aabe3103e271079
(cherry picked from commit 28dc464d05d62c22ec6b3dee01fafffcd0ab754d)
(cherry picked from commit ad9bf8a4651edf37214865492f3127a89abd803c)

2 files changed, 8 insertions, 1 deletions

diff --git a/resources/libraries/python/Constants.py b/resources/libraries/python/Constants.py
index 4cf6681324..01e3a0154a 100644
--- a/resources/libraries/python/Constants.py
+++ b/resources/libraries/python/Constants.py
@@ -120,7 +120,7 @@ class Constants:
     """Constants used in CSIT."""
 
     # Version for CSIT data model. See docs/model/.
-    MODEL_VERSION = u"1.3.0"
+    MODEL_VERSION = u"1.4.0"
 
     # Global off-switch in case JSON export is large or slow.
     EXPORT_JSON = get_optimistic_bool_from_env(u"EXPORT_JSON")
diff --git a/resources/libraries/python/model/ExportJson.py b/resources/libraries/python/model/ExportJson.py
index bd457c00f6..478b3abb60 100644
--- a/resources/libraries/python/model/ExportJson.py
+++ b/resources/libraries/python/model/ExportJson.py
@@ -23,9 +23,11 @@ as serialization might have introduced subtle errors.
 import datetime
 import os.path
 
+from binascii import b2a_base64
 from dateutil.parser import parse
 from robot.api import logger
 from robot.libraries.BuiltIn import BuiltIn
+from zlib import compress
 
 from resources.libraries.python.Constants import Constants
 from resources.libraries.python.jumpavg.AvgStdevStats import AvgStdevStats
@@ -357,6 +359,11 @@ class ExportJson():
         Results are used to avoid future post processing, making it more
         efficient to consume.
         """
+        if self.data["telemetry"]:
+            telemetry_encode = "\n".join(self.data["telemetry"]).encode()
+            telemetry_compress = compress(telemetry_encode, level=9)
+            telemetry_base64 = b2a_base64(telemetry_compress, newline=False)
+            self.data["telemetry"] = [telemetry_base64.decode()]
         if u"result" not in self.data:
             return
         result_node = self.data[u"result"]