From 18f23a904c6cc11051e4b45a9eb6a1d5aaec2479 Mon Sep 17 00:00:00 2001
From: Colin Walters <walters@verbum.org>
Date: Mar 07 2017 20:20:29 +0000
Subject: runroot: Support nspawn_args


For rpm-ostree we need
```
config_opts['nspawn_args'] = ['--capability=CAP_NET_ADMIN', '--as-pid2']
```
Which is now exposed via https://github.com/rpm-software-management/mock/pull/35

---

diff --git a/builder/kojid b/builder/kojid
index 714d032..9b4a8c2 100755
--- a/builder/kojid
+++ b/builder/kojid
@@ -176,7 +176,8 @@ class BuildRoot(object):
         self.config = self.session.getBuildConfig(self.tag_id, event=self.event_id)
 
     def _new(self, tag, arch, task_id, repo_id=None, install_group='build',
-             setup_dns=False, bind_opts=None, maven_opts=None, maven_envs=None, deps=None):
+             setup_dns=False, bind_opts=None, maven_opts=None, maven_envs=None, deps=None,
+             nspawn_args=[]):
         """Create a brand new repo"""
         if not repo_id:
             raise koji.BuildrootError("A repo id must be provided")
@@ -215,6 +216,7 @@ class BuildRoot(object):
         self.install_group = install_group
         self.setup_dns = setup_dns
         self.bind_opts = bind_opts
+        self.nspawn_args = nspawn_args
         self.maven_opts = maven_opts
         self.maven_envs = maven_envs
         self.deps = deps
@@ -239,6 +241,7 @@ class BuildRoot(object):
         opts['maven_opts'] = self.maven_opts
         opts['maven_envs'] = self.maven_envs
         opts['bind_opts'] = self.bind_opts
+        opts['nspawn_args'] = self.nspawn_args
         opts['target_arch'] = self.target_arch
         if 'mock.package_manager' in self.config['extra']:
             opts['package_manager'] = self.config['extra']['mock.package_manager']
diff --git a/cli/koji b/cli/koji
index 21ba190..f624a1e 100755
--- a/cli/koji
+++ b/cli/koji
@@ -7111,6 +7111,8 @@ def handle_runroot(options, session, args):
             help=_("Run command through a shell, otherwise uses exec"))
     parser.add_option("--new-chroot", action="store_true", default=False,
             help=_("Run command with the --new-chroot (systemd-nspawn) option to mock"))
+    parser.add_option("--nspawn-arg", action="append", dest="nspawn_args", default=[],
+            help=_("Configure nspawn arguments for mock"))
     parser.add_option("--repo-id", type="int", help=_("ID of the repo to use"))
 
     (opts, args) = parser.parse_args(args)
@@ -7136,6 +7138,8 @@ def handle_runroot(options, session, args):
         # builders with a different function signature
         if opts.new_chroot:
             kwargs['new_chroot'] = True
+        if opts.nspawn_args:
+            kwargs['nspawn_args'] = opts.nspawn_args
 
         task_id = session.runroot(tag, arch, command, **kwargs)
     except koji.GenericError, e:
diff --git a/plugins/builder/runroot.py b/plugins/builder/runroot.py
index 37fabbe..faf599c 100644
--- a/plugins/builder/runroot.py
+++ b/plugins/builder/runroot.py
@@ -92,7 +92,7 @@ class RunRootTask(tasks.BaseTaskHandler):
             if not path.startswith('/'):
                 raise koji.GenericError("bad config: all paths (default_mounts, safe_roots, path_subs) needs to be absolute: %s" % path)
 
-    def handler(self, root, arch, command, keep=False, packages=[], mounts=[], repo_id=None, skip_setarch=False, weight=None, upload_logs=None, new_chroot=False):
+    def handler(self, root, arch, command, keep=False, packages=[], mounts=[], repo_id=None, skip_setarch=False, weight=None, upload_logs=None, new_chroot=False, nspawn_args=[]):
         """Create a buildroot and run a command (as root) inside of it
 
         Command may be a string or a list.
@@ -154,7 +154,8 @@ class RunRootTask(tasks.BaseTaskHandler):
         if compat_mode:
             broot = BuildRoot(root, br_arch, self.id, repo_id=repo_info['id'], setup_dns=True)
         else:
-            broot = BuildRoot(self.session, self.options, root, br_arch, self.id, repo_id=repo_info['id'], setup_dns=True)
+            broot = BuildRoot(self.session, self.options, root, br_arch, self.id, repo_id=repo_info['id'], setup_dns=True,
+                              nspawn_args=opts.nspawn_args)
             broot.workdir = self.workdir
         broot.init()
         rootdir = broot.rootdir()