Add jail.conf key in focker compose jail spec in order to pass parameters directly to jail.conf.

focker/compose.py

@@ -135,18 +135,21 @@ def build_jails(spec):
         zfs_untag([ jailname ], focker_type='jail')
         zfs_tag(name, [ jailname ])
         path = zfs_mountpoint(name)
+        overrides={
+            'exec.stop': jailspec.get('exec.stop', '/bin/sh /etc/rc.shutdown'),
+            'ip4.addr': jailspec.get('ip4.addr', '127.0.1.0'),
+            'interface': jailspec.get('interface', 'lo1'),
+            'host.hostname': jailspec.get('host.hostname', jailname)
+        }
+        if 'jail.conf' in jailspec:
+            overrides.update(jailspec['jail.conf'])
         generated_names[jailname] = jail_create(path,
             jailspec.get('exec.start', '/bin/sh /etc/rc'),
             jailspec.get('env', {}),
             [ [from_, on] \
                 for (from_, on) in jailspec.get('mounts', {}).items() ],
             hostname=jailname,
-            overrides={
-                'exec.stop': jailspec.get('exec.stop', '/bin/sh /etc/rc.shutdown'),
-                'ip4.addr': jailspec.get('ip4.addr', '127.0.1.0'),
-                'interface': jailspec.get('interface', 'lo1'),
-                'host.hostname': jailspec.get('host.hostname', jailname)
-            })
+            overrides=overrides)
 
     setup_dependencies(spec, generated_names)
 

focker/jail.py

@@ -117,7 +117,9 @@ def jail_create(path, command, env, mounts, hostname=None, overrides={}):
     blk['exec.clean'] = True
     blk['host.hostname'] = hostname or name
     for (k, v) in overrides.items():
-        blk[k] = quote(v)
+        blk[k] = quote(v) \
+            if isinstance(v, str) \
+            else v
     jail_conf_write(conf)
     return name
 

tests/test_compose.py

@@ -226,7 +226,11 @@ def test_build_jails():
             'exec.stop': 'test-exec-stop',
             'ip4.addr': 'test-ip4-addr',
             'interface': 'test-interface',
-            'host.hostname': 'test-build-jails-A'
+            'host.hostname': 'test-build-jails-A',
+            'jail.conf': {
+                'allow.mount': True,
+                'ip6.addr': 'abcd:abcd::0'
+            }
         }
     }
     spec['test-build-jails-B'] = spec['test-build-jails-A'].copy()
@@ -247,6 +251,8 @@ def test_build_jails():
         assert b['exec.stop'].strip('\'"') == 'test-exec-stop'
         assert b['ip4.addr'].strip('\'"') == 'test-ip4-addr'
         assert b['interface'].strip('\'"') == 'test-interface'
+        assert b['allow.mount']
+        assert b['ip6.addr'] == '\'abcd:abcd::0\''
     subprocess.check_output(['focker', 'jail', 'remove', '--force', 'test-build-jails-A'])
     subprocess.check_output(['focker', 'jail', 'remove', '--force', 'test-build-jails-B'])
     subprocess.check_output(['focker', 'image', 'remove', '--force', 'test-focker-bootstrap'])