initial code repo

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

diff --git a/src/ceph/qa/tasks/radosbench.py b/src/ceph/qa/tasks/radosbench.py
new file mode 100644 (file)
index 0000000..530a6f1
--- /dev/null
+++ b/src/ceph/qa/tasks/radosbench.py
@@ -0,0 +1,135 @@
+"""
+Rados benchmarking
+"""
+import contextlib
+import logging
+
+from teuthology.orchestra import run
+from teuthology import misc as teuthology
+
+log = logging.getLogger(__name__)
+
+@contextlib.contextmanager
+def task(ctx, config):
+    """
+    Run radosbench
+
+    The config should be as follows:
+
+    radosbench:
+        clients: [client list]
+        time: <seconds to run>
+        pool: <pool to use>
+        size: write size to use
+        objectsize: object size to use
+        unique_pool: use a unique pool, defaults to False
+        ec_pool: create an ec pool, defaults to False
+        create_pool: create pool, defaults to True
+        erasure_code_profile:
+          name: teuthologyprofile
+          k: 2
+          m: 1
+          crush-failure-domain: osd
+        cleanup: false (defaults to true)
+        type: <write|seq|rand> (defaults to write)
+    example:
+
+    tasks:
+    - ceph:
+    - radosbench:
+        clients: [client.0]
+        time: 360
+    - interactive:
+    """
+    log.info('Beginning radosbench...')
+    assert isinstance(config, dict), \
+        "please list clients to run on"
+    radosbench = {}
+
+    testdir = teuthology.get_testdir(ctx)
+    manager = ctx.managers['ceph']
+    runtype = config.get('type', 'write')
+
+    create_pool = config.get('create_pool', True)
+    for role in config.get('clients', ['client.0']):
+        assert isinstance(role, basestring)
+        PREFIX = 'client.'
+        assert role.startswith(PREFIX)
+        id_ = role[len(PREFIX):]
+        (remote,) = ctx.cluster.only(role).remotes.iterkeys()
+
+        if config.get('ec_pool', False):
+            profile = config.get('erasure_code_profile', {})
+            profile_name = profile.get('name', 'teuthologyprofile')
+            manager.create_erasure_code_profile(profile_name, profile)
+        else:
+            profile_name = None
+
+        cleanup = []
+        if not config.get('cleanup', True):
+            cleanup = ['--no-cleanup']
+
+        pool = config.get('pool', 'data')
+        if create_pool:
+            if pool != 'data':
+                manager.create_pool(pool, erasure_code_profile_name=profile_name)
+            else:
+                pool = manager.create_pool_with_unique_name(erasure_code_profile_name=profile_name)
+
+        osize = config.get('objectsize', 0)
+        if osize is 0:
+            objectsize = []
+        else:
+            objectsize = ['-o', str(osize)]
+        size = ['-b', str(config.get('size', 4<<20))]
+        # If doing a reading run then populate data
+        if runtype != "write":
+            proc = remote.run(
+                args=[
+                    "/bin/sh", "-c",
+                    " ".join(['adjust-ulimits',
+                              'ceph-coverage',
+                              '{tdir}/archive/coverage',
+                              'rados',
+                              '--no-log-to-stderr',
+                              '--name', role]
+                              + size + objectsize +
+                              ['-p' , pool,
+                          'bench', str(60), "write", "--no-cleanup"
+                          ]).format(tdir=testdir),
+                ],
+            logger=log.getChild('radosbench.{id}'.format(id=id_)),
+            wait=True
+            )
+            size = []
+            objectsize = []
+
+        proc = remote.run(
+            args=[
+                "/bin/sh", "-c",
+                " ".join(['adjust-ulimits',
+                          'ceph-coverage',
+                          '{tdir}/archive/coverage',
+                          'rados',
+                         '--no-log-to-stderr',
+                          '--name', role]
+                          + size + objectsize +
+                          ['-p' , pool,
+                          'bench', str(config.get('time', 360)), runtype,
+                          ] + cleanup).format(tdir=testdir),
+                ],
+            logger=log.getChild('radosbench.{id}'.format(id=id_)),
+            stdin=run.PIPE,
+            wait=False
+            )
+        radosbench[id_] = proc
+
+    try:
+        yield
+    finally:
+        timeout = config.get('time', 360) * 30 + 300
+        log.info('joining radosbench (timing out after %ss)', timeout)
+        run.wait(radosbench.itervalues(), timeout=timeout)
+
+        if pool is not 'data' and create_pool:
+            manager.remove_pool(pool)