From 1789e0afa8cbdc650ef73bc021fca09ec1ae6056 Mon Sep 17 00:00:00 2001
From: erkin <e.altunbas@vyos.io>
Date: Wed, 9 Jun 2021 16:23:57 +0300
Subject: remote, util: Move general helper routines from `remote.py` to
 `util.py`

---
 python/vyos/remote.py | 52 +++------------------------------------------------
 python/vyos/util.py   | 49 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 52 insertions(+), 49 deletions(-)

(limited to 'python/vyos')

diff --git a/python/vyos/remote.py b/python/vyos/remote.py
index b11838ac0..3013c2f24 100644
--- a/python/vyos/remote.py
+++ b/python/vyos/remote.py
@@ -14,7 +14,6 @@
 # License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 
 from ftplib import FTP
-import math
 import os
 import shutil
 import socket
@@ -25,6 +24,9 @@ import urllib.request as urlreq
 
 from vyos.util import cmd
 from vyos.util import ask_yes_no
+from vyos.util import print_error
+from vyos.util import make_progressbar
+from vyos.util import make_incremental_progressbar
 from vyos.template import is_ipv6
 from vyos.version import get_version
 from paramiko import SSHClient
@@ -53,54 +55,6 @@ class InteractivePolicy(MissingHostKeyPolicy):
 
 
 ## Helper routines
-def print_error(str='', end='\n'):
-    """
-    Print `str` to stderr, terminated with `end`.
-    Used for warnings and out-of-band messages to avoid mangling precious
-     stdout output.
-    """
-    sys.stderr.write(str)
-    sys.stderr.write(end)
-    sys.stderr.flush()
-
-def make_progressbar():
-    """
-    Make a procedure that takes two arguments `done` and `total` and prints a
-     progressbar based on the ratio thereof, whose length is determined by the
-     width of the terminal.
-    """
-    col, _ = shutil.get_terminal_size()
-    col = max(col - 15, 20)
-    def print_progressbar(done, total):
-        if done <= total:
-            increment = total / col
-            length = math.ceil(done / increment)
-            percentage = str(math.ceil(100 * done / total)).rjust(3)
-            print_error(f'[{length * "#"}{(col - length) * "_"}] {percentage}%', '\r')
-            # Print a newline so that the subsequent prints don't overwrite the full bar.
-        if done == total:
-            print_error()
-    return print_progressbar
-
-def make_incremental_progressbar(increment: float):
-    """
-    Make a generator that displays a progressbar that grows monotonically with
-     every iteration.
-    First call displays it at 0% and every subsequent iteration displays it
-     at `increment` increments where 0.0 < `increment` < 1.0.
-    Intended for FTP and HTTP transfers with stateless callbacks.
-    """
-    print_progressbar = make_progressbar()
-    total = 0.0
-    while total < 1.0:
-        print_progressbar(total, 1.0)
-        yield
-        total += increment
-    print_progressbar(1, 1)
-    # Ignore further calls.
-    while True:
-        yield
-
 def get_authentication_variables(default_username=None, default_password=None):
     """
     Return the environment variables `$REMOTE_USERNAME` and `$REMOTE_PASSWORD` and
diff --git a/python/vyos/util.py b/python/vyos/util.py
index 16fcbf10b..7fea6cdc6 100644
--- a/python/vyos/util.py
+++ b/python/vyos/util.py
@@ -718,3 +718,52 @@ def cidr_fit(cidr_a, cidr_b, both_directions = False):
     if both_directions:
         return prefix_a.startswith(prefix_b) or prefix_b.startswith(prefix_a)
     return prefix_a.startswith(prefix_b)
+
+def print_error(str='', end='\n'):
+    """
+    Print `str` to stderr, terminated with `end`.
+    Used for warnings and out-of-band messages to avoid mangling precious
+     stdout output.
+    """
+    sys.stderr.write(str)
+    sys.stderr.write(end)
+    sys.stderr.flush()
+
+def make_progressbar():
+    """
+    Make a procedure that takes two arguments `done` and `total` and prints a
+     progressbar based on the ratio thereof, whose length is determined by the
+     width of the terminal.
+    """
+    import shutil, math
+    col, _ = shutil.get_terminal_size()
+    col = max(col - 15, 20)
+    def print_progressbar(done, total):
+        if done <= total:
+            increment = total / col
+            length = math.ceil(done / increment)
+            percentage = str(math.ceil(100 * done / total)).rjust(3)
+            print_error(f'[{length * "#"}{(col - length) * "_"}] {percentage}%', '\r')
+            # Print a newline so that the subsequent prints don't overwrite the full bar.
+        if done == total:
+            print_error()
+    return print_progressbar
+
+def make_incremental_progressbar(increment: float):
+    """
+    Make a generator that displays a progressbar that grows monotonically with
+     every iteration.
+    First call displays it at 0% and every subsequent iteration displays it
+     at `increment` increments where 0.0 < `increment` < 1.0.
+    Intended for FTP and HTTP transfers with stateless callbacks.
+    """
+    print_progressbar = make_progressbar()
+    total = 0.0
+    while total < 1.0:
+        print_progressbar(total, 1.0)
+        yield
+        total += increment
+    print_progressbar(1, 1)
+    # Ignore further calls.
+    while True:
+        yield
-- 
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