bundles/sshmon: do not rely on bundle:users to create sshmon user

bundles/sshmon/items.py

@@ -1,3 +1,5 @@
+from os.path import join
+
 def collect_commands():
     check_commands = {}
 
@@ -15,6 +17,13 @@ def collect_commands():
     return check_commands
 
 
+users = {
+    'sshmon': {
+        'password_hash': 'x',
+        'home': '/home/sshmon',
+    },
+}
+
 pkg_apt = {
     'gawk': {},  # needed by check_ram
     'libwww-perl': {},  # needed by check_nginx_status
@@ -24,6 +33,9 @@ pkg_apt = {
 
 check_commands = collect_commands()
 
+with open(join(repo.path, 'data', 'sshmon', 'sshmon.pub'), 'r') as fp:
+    pubkey = fp.read().strip()
+
 files = {
     '/etc/sshmon.cfg': {
         'content_type': 'mako',
@@ -41,6 +53,11 @@ files = {
     '/usr/local/sbin/sshmon': {
         'mode': '0755',
     },
+    '/home/sshmon/.ssh/authorized_keys': {
+        'content': 'command="/usr/local/sbin/sshmon" {}\n'.format(pubkey),
+        'owner': 'sshmon',
+        'mode': '0400',
+    },
 }
 
 for check in {

bundles/sshmon/metadata.py

@@ -1,12 +1,7 @@
 from bundlewrap.utils import Fault
 
-from os.path import join
 from re import sub
 
-
-with open(join(repo.path, 'data', 'sshmon', 'sshmon.pub'), 'r') as fp:
-    pubkey = fp.read().strip()
-
 defaults = {
     'apt': {
         'packages': {
@@ -25,15 +20,6 @@ defaults = {
             },
         },
     },
-    'users': {
-        'sshmon': {
-            'password_hash': 'x',
-            'ssh_pubkey': {
-                'command="/usr/local/sbin/sshmon" {}'.format(pubkey),
-            },
-            'sudo_commands': [],
-        },
-    },
 }