initial code repo

[stor4nfv.git] / src / ceph / qa / tasks / cifs_mount.py

diff --git a/src/ceph/qa/tasks/cifs_mount.py b/src/ceph/qa/tasks/cifs_mount.py
new file mode 100644 (file)
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+++ b/src/ceph/qa/tasks/cifs_mount.py
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+"""
+Mount cifs clients.  Unmount when finished.
+"""
+import contextlib
+import logging
+import os
+
+from teuthology import misc as teuthology
+from teuthology.orchestra import run
+
+log = logging.getLogger(__name__)
+
+@contextlib.contextmanager
+def task(ctx, config):
+    """
+    Mount/unmount a cifs client.
+
+    The config is optional and defaults to mounting on all clients. If
+    a config is given, it is expected to be a list of clients to do
+    this operation on.
+
+    Example that starts smbd and mounts cifs on all nodes::
+
+        tasks:
+        - ceph:
+        - samba:
+        - cifs-mount:
+        - interactive:
+
+    Example that splits smbd and cifs:
+
+        tasks:
+        - ceph:
+        - samba: [samba.0]
+        - cifs-mount: [client.0]
+        - ceph-fuse: [client.1]
+        - interactive:
+
+    Example that specifies the share name:
+
+        tasks:
+        - ceph:
+        - ceph-fuse:
+        - samba:
+            samba.0:
+                cephfuse: "{testdir}/mnt.0"
+        - cifs-mount:
+            client.0:
+                share: cephfuse
+
+    :param ctx: Context
+    :param config: Configuration
+    """
+    log.info('Mounting cifs clients...')
+
+    if config is None:
+        config = dict(('client.{id}'.format(id=id_), None)
+                  for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client'))
+    elif isinstance(config, list):
+        config = dict((name, None) for name in config)
+
+    clients = list(teuthology.get_clients(ctx=ctx, roles=config.keys()))
+
+    from .samba import get_sambas
+    samba_roles = ['samba.{id_}'.format(id_=id_) for id_ in teuthology.all_roles_of_type(ctx.cluster, 'samba')]
+    sambas = list(get_sambas(ctx=ctx, roles=samba_roles))
+    (ip, _) = sambas[0][1].ssh.get_transport().getpeername()
+    log.info('samba ip: {ip}'.format(ip=ip))
+
+    for id_, remote in clients:
+        mnt = os.path.join(teuthology.get_testdir(ctx), 'mnt.{id}'.format(id=id_))
+        log.info('Mounting cifs client.{id} at {remote} {mnt}...'.format(
+                id=id_, remote=remote,mnt=mnt))
+
+        remote.run(
+            args=[
+                'mkdir',
+                '--',
+                mnt,
+                ],
+            )
+
+        rolestr = 'client.{id_}'.format(id_=id_)
+        unc = "ceph"
+        log.info("config: {c}".format(c=config))
+        if config[rolestr] is not None and 'share' in config[rolestr]:
+            unc = config[rolestr]['share']
+
+        remote.run(
+            args=[
+                'sudo',
+                'mount',
+                '-t',
+                'cifs',
+                '//{sambaip}/{unc}'.format(sambaip=ip, unc=unc),
+                '-o',
+                'username=ubuntu,password=ubuntu',
+                mnt,
+                ],
+            )
+
+        remote.run(
+            args=[
+                'sudo',
+                'chown',
+                'ubuntu:ubuntu',
+                '{m}/'.format(m=mnt),
+                ],
+            )
+
+    try:
+        yield
+    finally:
+        log.info('Unmounting cifs clients...')
+        for id_, remote in clients:
+            remote.run(
+                args=[
+                    'sudo',
+                    'umount',
+                    mnt,
+                    ],
+                )
+        for id_, remote in clients:
+            while True:
+                try:
+                    remote.run(
+                        args=[
+                            'rmdir', '--', mnt,
+                            run.Raw('2>&1'),
+                            run.Raw('|'),
+                            'grep', 'Device or resource busy',
+                            ],
+                        )
+                    import time
+                    time.sleep(1)
+                except Exception:
+                    break