test_integration: Add log collection to Host

This allows collecting logs when a test context is not available.

ipatests/test_integration/base.py

@@ -58,6 +58,7 @@ class IntegrationTest(object):
         cls.replicas = domain.replicas[:cls.num_replicas]
         cls.clients = domain.clients[:cls.num_clients]
         for host in cls.get_all_hosts():
+            host.add_log_collector(cls.collect_log)
             cls.prepare_host(host)
 
         try:
@@ -83,15 +84,17 @@ class IntegrationTest(object):
         if cls.topology == 'none':
             return
         elif cls.topology == 'star':
-            tasks.install_master(cls.master, collect_log=cls.collect_log)
+            tasks.install_master(cls.master)
             for replica in cls.replicas:
-                tasks.install_replica(cls.master, replica,
-                                      collect_log=cls.collect_log)
+                tasks.install_replica(cls.master, replica)
         else:
             raise ValueError('Unknown topology %s' % cls.topology)
 
     @classmethod
     def teardown_class(cls):
+        for host in cls.get_all_hosts():
+            host.remove_log_collector(cls.collect_log)
+
         try:
             cls.uninstall()
         finally:
@@ -101,11 +104,11 @@ class IntegrationTest(object):
 
     @classmethod
     def uninstall(cls):
-        tasks.uninstall_master(cls.master, collect_log=cls.collect_log)
+        tasks.uninstall_master(cls.master)
         for replica in cls.replicas:
-            tasks.uninstall_master(replica, collect_log=cls.collect_log)
+            tasks.uninstall_master(replica)
         for client in cls.clients:
-            tasks.uninstall_client(client, collect_log=cls.collect_log)
+            tasks.uninstall_client(client)
 
     @classmethod
     def collect_log(cls, host, filename):

ipatests/test_integration/host.py

@@ -160,11 +160,21 @@ class Host(object):
 
         self._command_index = 0
 
+        self.log_collectors = []
+
     def __repr__(self):
         template = ('<{s.__module__}.{s.__class__.__name__} '
                     '{s.hostname} ({s.role})>')
         return template.format(s=self)
 
+    def add_log_collector(self, collector):
+        """Register a log collector for this host"""
+        self.log_collectors.append(collector)
+
+    def remove_log_collector(self, collector):
+        """Unregister a log collector"""
+        self.log_collectors.remove(collector)
+
     @classmethod
     def from_env(cls, env, domain, hostname, role, index):
         ip = env.get('BEAKER%s%s_IP_env%s' %
@@ -319,3 +329,7 @@ class Host(object):
     def put_file(self, localpath, remotepath):
         self.log.info('PUT %s', remotepath)
         self.sftp.put(localpath, remotepath)
+
+    def collect_log(self, filename):
+        for collector in self.log_collectors:
+            collector(self, filename)

ipatests/test_integration/tasks.py

@@ -129,13 +129,12 @@ def enable_replication_debugging(host):
                      stdin_text=logging_ldif)
 
 
-def install_master(host, collect_log=None):
-    if collect_log:
-        collect_log(host, '/var/log/ipaserver-install.log')
-        collect_log(host, '/var/log/ipaclient-install.log')
-        inst = host.domain.realm.replace('.', '-')
-        collect_log(host, '/var/log/dirsrv/slapd-%s/errors' % inst)
-        collect_log(host, '/var/log/dirsrv/slapd-%s/access' % inst)
+def install_master(host):
+    host.collect_log('/var/log/ipaserver-install.log')
+    host.collect_log('/var/log/ipaclient-install.log')
+    inst = host.domain.realm.replace('.', '-')
+    host.collect_log('/var/log/dirsrv/slapd-%s/errors' % inst)
+    host.collect_log('/var/log/dirsrv/slapd-%s/access' % inst)
 
     apply_common_fixes(host)
 
@@ -151,10 +150,9 @@ def install_master(host, collect_log=None):
     host.run_command(['kinit', 'admin'],
                       stdin_text=host.config.admin_password)
 
-def install_replica(master, replica, collect_log=None):
-    if collect_log:
-        collect_log(replica, '/var/log/ipareplica-install.log')
-        collect_log(replica, '/var/log/ipareplica-conncheck.log')
+def install_replica(master, replica):
+    replica.collect_log('/var/log/ipareplica-install.log')
+    replica.collect_log('/var/log/ipareplica-conncheck.log')
 
     apply_common_fixes(replica)
 
@@ -187,18 +185,16 @@ def connect_replica(master, replica=None):
     replica.run_command(['ipa-replica-manage', 'connect'] + args)
 
 
-def uninstall_master(host, collect_log=None):
-    if collect_log:
-        collect_log(host, '/var/log/ipaserver-uninstall.log')
+def uninstall_master(host):
+    host.collect_log('/var/log/ipaserver-uninstall.log')
 
     host.run_command(['ipa-server-install', '--uninstall', '-U'],
                      raiseonerr=False)
     unapply_fixes(host)
 
 
-def uninstall_client(host, collect_log=None):
-    if collect_log:
-        collect_log(host, '/var/log/ipaclient-uninstall.log')
+def uninstall_client(host):
+    host.collect_log('/var/log/ipaclient-uninstall.log')
 
     host.run_command(['ipa-client-install', '--uninstall', '-U'],
                      raiseonerr=False)