From 5ceaff2ef970cb9c567ac317bafbffca5b073f4a Mon Sep 17 00:00:00 2001
From: John Estabrook <jestabro@vyos.io>
Date: Fri, 12 Jan 2024 10:10:58 -0600
Subject: image-tools: T5923: update system_console.py for new GRUB file
 structure

Add util function to set serial console speed in accordance with revised
GRUB file structure; in keeping with the intentions of the config_mode
script, adjust the GRUB var 'console_speed' to only modify ttyS0.
---
 src/conf_mode/system_console.py | 26 ++------------------------
 src/system/grub_update.py       |  2 +-
 2 files changed, 3 insertions(+), 25 deletions(-)

(limited to 'src')

diff --git a/src/conf_mode/system_console.py b/src/conf_mode/system_console.py
index ebf9a113b..a888b125e 100755
--- a/src/conf_mode/system_console.py
+++ b/src/conf_mode/system_console.py
@@ -22,6 +22,7 @@ from vyos.config import Config
 from vyos.utils.process import call
 from vyos.utils.file import read_file
 from vyos.utils.file import write_file
+from vyos.system import grub_util
 from vyos.template import render
 from vyos import ConfigError
 from vyos import airbag
@@ -114,30 +115,7 @@ def generate(console):
         return None
 
     speed = console['device']['ttyS0']['speed']
-    grub_config = '/boot/grub/grub.cfg'
-    if not os.path.isfile(grub_config):
-        return None
-
-    lines = read_file(grub_config).split('\n')
-    p = re.compile(r'^(.* console=ttyS0),[0-9]+(.*)$')
-    write = False
-    newlines = []
-    for line in lines:
-        if line.startswith('serial --unit'):
-            newline = f'serial --unit=0 --speed={speed}'
-        elif p.match(line):
-            newline = '{},{}{}'.format(p.search(line)[1], speed, p.search(line)[2])
-        else:
-            newline = line
-
-        if newline != line:
-            write = True
-
-        newlines.append(newline)
-    newlines.append('')
-
-    if write:
-        write_file(grub_config, '\n'.join(newlines))
+    grub_util.update_console_speed(speed)
 
     return None
 
diff --git a/src/system/grub_update.py b/src/system/grub_update.py
index 4d5e0b6ae..5a7d8eb72 100644
--- a/src/system/grub_update.py
+++ b/src/system/grub_update.py
@@ -69,7 +69,7 @@ if __name__ == '__main__':
         'bootmode': default_entry['bootmode'],
         'console_type': default_entry['console_type'],
         'console_num': default_entry['console_num'],
-        'console_speed': '115200'
+        'console_speed': default_entry['console_speed']
     }
     vars.update(default_settings)
 
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