319 add neon cli version handler

proxy/environment.py

@@ -39,6 +39,17 @@ def call(self, *args):
             logger.debug("ERR: neon-cli error {}".format(err))
             raise
 
+    def version(self):
+        try:
+            cmd = ["neon-cli",
+                   "--version"]
+            logger.debug("Calling: " + " ".join(cmd))
+            return subprocess.check_output(cmd, timeout=neon_cli_timeout, universal_newlines=True).split()[1]
+        except subprocess.CalledProcessError as err:
+            import sys
+            logger.debug("ERR: neon-cli error {}".format(err))
+            raise
+
 def read_elf_params(out_dict):
     logger.debug('load for solana_url={} and evm_loader_id={}'.format(solana_url, evm_loader_id))
     res = solana_cli().call('program', 'dump', evm_loader_id, './evm_loader.dump')

proxy/plugin/solana_rest_api.py

@@ -93,6 +93,9 @@ def eth_chainId(self):
         # NEON_CHAIN_ID is a string in decimal form
         return hex(int(self.neon_config_dict['NEON_CHAIN_ID']))
 
+    def neon_cli_version(self):
+        return neon_cli().version()
+
     def net_version(self):
         neon_config_load(self)
         # NEON_CHAIN_ID is a string in decimal form

proxy/testing/test_neon_cli_version.py

@@ -0,0 +1,39 @@
+import unittest
+import os
+import requests
+import json
+import inspect
+
+from proxy.environment import neon_cli
+
+proxy_url = os.environ.get('PROXY_URL', 'http://localhost:9090/solana')
+headers = {'Content-type': 'application/json'}
+
+
+def get_line_number():
+    cf = inspect.currentframe()
+    return cf.f_back.f_lineno
+
+
+class TestNeonProxyVersion(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls):
+        pass
+
+    def test_01_neon_cli_version(self):
+        print("https://github.com/neonlabsorg/proxy-model.py/issues/319")
+        response = json.loads(requests.post(
+            proxy_url, headers=headers,
+            data=json.dumps({"jsonrpc": "2.0",
+                             "id": get_line_number(),
+                             "method": "neon_cli_version",
+                             "params": []
+                             })).text)
+        print('response:', response)
+        neon_cli_version = response['result']
+        print('neon_cli_version:', neon_cli_version)
+        self.assertEqual(neon_cli_version, neon_cli().version())
+
+
+if __name__ == '__main__':
+    unittest.main()