TTY nav sort by ip / hostname / none (#198)

* TTY nav sort by ip / hostname / none

* add newline at end of file

connect.py

@@ -29,7 +29,7 @@ from django.contrib.sessions.models import Session
 from jumpserver.api import ServerError, User, Asset, PermRole, AssetGroup, get_object, mkdir, get_asset_info
 from jumpserver.api import logger, Log, TtyLog, get_role_key, CRYPTOR, bash, get_tmp_dir
 from jperm.perm_api import gen_resource, get_group_asset_perm, get_group_user_perm, user_have_perm, PermRole
-from jumpserver.settings import LOG_DIR
+from jumpserver.settings import LOG_DIR, NAV_SORT_BY
 from jperm.ansible_api import MyRunner
 # from jlog.log_api import escapeString
 from jlog.models import ExecLog, FileLog
@@ -437,11 +437,21 @@ class Nav(object):
     def __init__(self, user):
         self.user = user
         self.user_perm = get_group_user_perm(self.user)
+        if NAV_SORT_BY == 'ip':
             self.perm_assets = sorted(self.user_perm.get('asset', []).keys(),
                                       key=lambda x: [int(num) for num in x.ip.split('.') if num.isdigit()])
+        elif NAV_SORT_BY == 'hostname':
+            self.perm_assets = self.natural_sort_hostname(self.user_perm.get('asset', []).keys())
+        else:
+            self.perm_assets = tuple(self.user_perm.get('asset', []))
         self.search_result = self.perm_assets
         self.perm_asset_groups = self.user_perm.get('asset_group', [])
 
+    def natural_sort_hostname(self, list):
+        convert = lambda text: int(text) if text.isdigit() else text.lower()
+        alphanum_key = lambda x: [ convert(c) for c in re.split('([0-9]+)', x.hostname) ]
+        return sorted(list, key = alphanum_key)
+
     @staticmethod
     def print_nav():
         """

jumpserver.conf

@@ -20,3 +20,6 @@ email_host_user =
 email_host_password = 
 email_use_tls = True
 email_use_ssl = False
+
+[connect]
+nav_sort_by = ip

jumpserver/settings.py

@@ -49,6 +49,12 @@ LOG_LEVEL = config.get('base', 'log')
 IP = config.get('base', 'ip')
 PORT = config.get('base', 'port')
 
+# ======== Connect ==========
+try:
+    NAV_SORT_BY = config.get('connect', 'nav_sort_by')
+except (ConfigParser.NoSectionError, ConfigParser.NoOptionError):
+    NAV_SORT_BY = 'ip'
+
 # Quick-start development settings - unsuitable for production
 # See https://docs.djangoproject.com/en/1.7/howto/deployment/checklist/