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-rw-r--r--src/pybind/mgr/status/module.py360
1 files changed, 360 insertions, 0 deletions
diff --git a/src/pybind/mgr/status/module.py b/src/pybind/mgr/status/module.py
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index 000000000..4cd8c2c71
--- /dev/null
+++ b/src/pybind/mgr/status/module.py
@@ -0,0 +1,360 @@
+
+"""
+High level status display commands
+"""
+
+from collections import defaultdict
+from prettytable import PrettyTable
+import errno
+import fnmatch
+import mgr_util
+import prettytable
+import json
+
+from mgr_module import MgrModule, HandleCommandResult
+
+
+class Module(MgrModule):
+ COMMANDS = [
+ {
+ "cmd": "fs status "
+ "name=fs,type=CephString,req=false",
+ "desc": "Show the status of a CephFS filesystem",
+ "perm": "r"
+ },
+ {
+ "cmd": "osd status "
+ "name=bucket,type=CephString,req=false",
+ "desc": "Show the status of OSDs within a bucket, or all",
+ "perm": "r"
+ },
+ ]
+
+
+ def get_latest(self, daemon_type, daemon_name, stat):
+ data = self.get_counter(daemon_type, daemon_name, stat)[stat]
+ #self.log.error("get_latest {0} data={1}".format(stat, data))
+ if data:
+ return data[-1][1]
+ else:
+ return 0
+
+ def get_rate(self, daemon_type, daemon_name, stat):
+ data = self.get_counter(daemon_type, daemon_name, stat)[stat]
+
+ #self.log.error("get_latest {0} data={1}".format(stat, data))
+ if data and len(data) > 1 and data[-1][0] != data[-2][0]:
+ return (data[-1][1] - data[-2][1]) / float(data[-1][0] - data[-2][0])
+ else:
+ return 0
+
+ def handle_fs_status(self, cmd):
+ output = ""
+ json_output = defaultdict(list)
+ output_format = cmd.get('format', 'plain')
+
+ fs_filter = cmd.get('fs', None)
+
+ mds_versions = defaultdict(list)
+
+ fsmap = self.get("fs_map")
+ for filesystem in fsmap['filesystems']:
+ if fs_filter and filesystem['mdsmap']['fs_name'] != fs_filter:
+ continue
+
+ rank_table = PrettyTable(
+ ("RANK", "STATE", "MDS", "ACTIVITY", "DNS", "INOS", "DIRS", "CAPS"),
+ border=False,
+ )
+ rank_table.left_padding_width = 0
+ rank_table.right_padding_width = 2
+
+ mdsmap = filesystem['mdsmap']
+
+ client_count = 0
+
+ for rank in mdsmap["in"]:
+ up = "mds_{0}".format(rank) in mdsmap["up"]
+ if up:
+ gid = mdsmap['up']["mds_{0}".format(rank)]
+ info = mdsmap['info']['gid_{0}'.format(gid)]
+ dns = self.get_latest("mds", info['name'], "mds_mem.dn")
+ inos = self.get_latest("mds", info['name'], "mds_mem.ino")
+ dirs = self.get_latest("mds", info['name'], "mds_mem.dir")
+ caps = self.get_latest("mds", info['name'], "mds_mem.cap")
+
+ if rank == 0:
+ client_count = self.get_latest("mds", info['name'],
+ "mds_sessions.session_count")
+ elif client_count == 0:
+ # In case rank 0 was down, look at another rank's
+ # sessionmap to get an indication of clients.
+ client_count = self.get_latest("mds", info['name'],
+ "mds_sessions.session_count")
+
+ laggy = "laggy_since" in info
+
+ state = info['state'].split(":")[1]
+ if laggy:
+ state += "(laggy)"
+ if state == "active" and not laggy:
+ c_state = mgr_util.colorize(state, mgr_util.GREEN)
+ else:
+ c_state = mgr_util.colorize(state, mgr_util.YELLOW)
+
+ # Populate based on context of state, e.g. client
+ # ops for an active daemon, replay progress, reconnect
+ # progress
+ activity = ""
+
+ if state == "active":
+ rate = self.get_rate("mds", info['name'], "mds_server.handle_client_request")
+ if output_format not in ('json', 'json-pretty'):
+ activity = "Reqs: " + mgr_util.format_dimless(rate, 5) + "/s"
+
+ defaults = defaultdict(lambda: None, {'version' : 'unknown'})
+ metadata = self.get_metadata('mds', info['name'], default=defaults)
+ mds_versions[metadata['ceph_version']].append(info['name'])
+
+ if output_format in ('json', 'json-pretty'):
+ json_output['mdsmap'].append({
+ 'rank': rank,
+ 'name': info['name'],
+ 'state': state,
+ 'rate': rate if state == "active" else "0",
+ 'dns': dns,
+ 'inos': inos,
+ 'dirs': dirs,
+ 'caps': caps
+ })
+ else:
+ rank_table.add_row([
+ mgr_util.bold(rank.__str__()), c_state, info['name'],
+ activity,
+ mgr_util.format_dimless(dns, 5),
+ mgr_util.format_dimless(inos, 5),
+ mgr_util.format_dimless(dirs, 5),
+ mgr_util.format_dimless(caps, 5)
+ ])
+ else:
+ if output_format in ('json', 'json-pretty'):
+ json_output['mdsmap'].append({
+ 'rank': rank,
+ 'state': "failed"
+ })
+ else:
+ rank_table.add_row([
+ rank, "failed", "", "", "", "", "", ""
+ ])
+
+ # Find the standby replays
+ for gid_str, daemon_info in mdsmap['info'].items():
+ if daemon_info['state'] != "up:standby-replay":
+ continue
+
+ inos = self.get_latest("mds", daemon_info['name'], "mds_mem.ino")
+ dns = self.get_latest("mds", daemon_info['name'], "mds_mem.dn")
+ dirs = self.get_latest("mds", daemon_info['name'], "mds_mem.dir")
+ caps = self.get_latest("mds", daemon_info['name'], "mds_mem.cap")
+
+ events = self.get_rate("mds", daemon_info['name'], "mds_log.replayed")
+ if output_format not in ('json', 'json-pretty'):
+ activity = "Evts: " + mgr_util.format_dimless(events, 5) + "/s"
+
+ defaults = defaultdict(lambda: None, {'version' : 'unknown'})
+ metadata = self.get_metadata('mds', daemon_info['name'], default=defaults)
+ mds_versions[metadata['ceph_version']].append(daemon_info['name'])
+
+ if output_format in ('json', 'json-pretty'):
+ json_output['mdsmap'].append({
+ 'rank': rank,
+ 'name': daemon_info['name'],
+ 'state': 'standby-replay',
+ 'events': events,
+ 'dns': 5,
+ 'inos': 5,
+ 'dirs': 5,
+ 'caps': 5
+ })
+ else:
+ rank_table.add_row([
+ "{0}-s".format(daemon_info['rank']), "standby-replay",
+ daemon_info['name'], activity,
+ mgr_util.format_dimless(dns, 5),
+ mgr_util.format_dimless(inos, 5),
+ mgr_util.format_dimless(dirs, 5),
+ mgr_util.format_dimless(caps, 5)
+ ])
+
+ df = self.get("df")
+ pool_stats = dict([(p['id'], p['stats']) for p in df['pools']])
+ osdmap = self.get("osd_map")
+ pools = dict([(p['pool'], p) for p in osdmap['pools']])
+ metadata_pool_id = mdsmap['metadata_pool']
+ data_pool_ids = mdsmap['data_pools']
+
+ pools_table = PrettyTable(["POOL", "TYPE", "USED", "AVAIL"],
+ border=False)
+ pools_table.left_padding_width = 0
+ pools_table.right_padding_width = 2
+ for pool_id in [metadata_pool_id] + data_pool_ids:
+ pool_type = "metadata" if pool_id == metadata_pool_id else "data"
+ stats = pool_stats[pool_id]
+
+ if output_format in ('json', 'json-pretty'):
+ json_output['pools'].append({
+ 'id': pool_id,
+ 'name': pools[pool_id]['pool_name'],
+ 'type': pool_type,
+ 'used': stats['bytes_used'],
+ 'avail': stats['max_avail']
+ })
+ else:
+ pools_table.add_row([
+ pools[pool_id]['pool_name'], pool_type,
+ mgr_util.format_bytes(stats['bytes_used'], 5),
+ mgr_util.format_bytes(stats['max_avail'], 5)
+ ])
+
+ if output_format in ('json', 'json-pretty'):
+ json_output['clients'].append({
+ 'fs': mdsmap['fs_name'],
+ 'clients': client_count,
+ })
+ else:
+ output += "{0} - {1} clients\n".format(
+ mdsmap['fs_name'], client_count)
+ output += "=" * len(mdsmap['fs_name']) + "\n"
+ output += rank_table.get_string()
+ output += "\n" + pools_table.get_string() + "\n"
+
+ if not output and not json_output and fs_filter is not None:
+ return errno.EINVAL, "", "Invalid filesystem: " + fs_filter
+
+ standby_table = PrettyTable(["STANDBY MDS"], border=False)
+ standby_table.left_padding_width = 0
+ standby_table.right_padding_width = 2
+ for standby in fsmap['standbys']:
+ defaults = defaultdict(lambda: None, {'version' : 'unknown'})
+ metadata = self.get_metadata('mds', standby['name'], default=defaults)
+ mds_versions[metadata['ceph_version']].append(standby['name'])
+
+ if output_format in ('json', 'json-pretty'):
+ json_output['mdsmap'].append({
+ 'name': standby['name'],
+ 'state': "standby"
+ })
+ else:
+ standby_table.add_row([standby['name']])
+
+ if output_format not in ('json', 'json-pretty'):
+ output += "\n" + standby_table.get_string() + "\n"
+
+ if len(mds_versions) == 1:
+ if output_format in ('json', 'json-pretty'):
+ json_output['mds_version'] = list(mds_versions)[0]
+ else:
+ output += "MDS version: {0}".format(list(mds_versions)[0])
+ else:
+ version_table = PrettyTable(["VERSION", "DAEMONS"],
+ border=False)
+ version_table.left_padding_width = 0
+ version_table.right_padding_width = 2
+ for version, daemons in mds_versions.items():
+ if output_format in ('json', 'json-pretty'):
+ json_output['mds_version'].append({
+ 'version': version,
+ 'daemons': daemons
+ })
+ else:
+ version_table.add_row([
+ version,
+ ", ".join(daemons)
+ ])
+ if output_format not in ('json', 'json-pretty'):
+ output += version_table.get_string() + "\n"
+
+ if output_format == "json":
+ return HandleCommandResult(stdout=json.dumps(json_output, sort_keys=True))
+ elif output_format == "json-pretty":
+ return HandleCommandResult(stdout=json.dumps(json_output, sort_keys=True, indent=4, separators=(',', ': ')))
+ else:
+ return HandleCommandResult(stdout=output)
+
+ def handle_osd_status(self, cmd):
+ osd_table = PrettyTable(['ID', 'HOST', 'USED', 'AVAIL', 'WR OPS',
+ 'WR DATA', 'RD OPS', 'RD DATA', 'STATE'],
+ border=False)
+ osd_table.align['ID'] = 'r'
+ osd_table.align['HOST'] = 'l'
+ osd_table.align['USED'] = 'r'
+ osd_table.align['AVAIL'] = 'r'
+ osd_table.align['WR OPS'] = 'r'
+ osd_table.align['WR DATA'] = 'r'
+ osd_table.align['RD OPS'] = 'r'
+ osd_table.align['RD DATA'] = 'r'
+ osd_table.align['STATE'] = 'l'
+ osd_table.left_padding_width = 0
+ osd_table.right_padding_width = 2
+ osdmap = self.get("osd_map")
+
+ filter_osds = set()
+ bucket_filter = None
+ if 'bucket' in cmd:
+ self.log.debug("Filtering to bucket '{0}'".format(cmd['bucket']))
+ bucket_filter = cmd['bucket']
+ crush = self.get("osd_map_crush")
+ found = False
+ for bucket in crush['buckets']:
+ if fnmatch.fnmatch(bucket['name'], bucket_filter):
+ found = True
+ filter_osds.update([i['id'] for i in bucket['items']])
+
+ if not found:
+ msg = "Bucket '{0}' not found".format(bucket_filter)
+ return errno.ENOENT, msg, ""
+
+ # Build dict of OSD ID to stats
+ osd_stats = dict([(o['osd'], o) for o in self.get("osd_stats")['osd_stats']])
+
+ for osd in osdmap['osds']:
+ osd_id = osd['osd']
+ if bucket_filter and osd_id not in filter_osds:
+ continue
+
+ hostname = ""
+ kb_used = 0
+ kb_avail = 0
+
+ if osd_id in osd_stats:
+ defaults = defaultdict(lambda: None, {'hostname' : ''})
+ metadata = self.get_metadata('osd', str(osd_id), default=defaults)
+ stats = osd_stats[osd_id]
+ hostname = metadata['hostname']
+ kb_used = stats['kb_used'] * 1024
+ kb_avail = stats['kb_avail'] * 1024
+
+ osd_table.add_row([osd_id, hostname,
+ mgr_util.format_bytes(kb_used, 5),
+ mgr_util.format_bytes(kb_avail, 5),
+ mgr_util.format_dimless(self.get_rate("osd", osd_id.__str__(), "osd.op_w") +
+ self.get_rate("osd", osd_id.__str__(), "osd.op_rw"), 5),
+ mgr_util.format_bytes(self.get_rate("osd", osd_id.__str__(), "osd.op_in_bytes"), 5),
+ mgr_util.format_dimless(self.get_rate("osd", osd_id.__str__(), "osd.op_r"), 5),
+ mgr_util.format_bytes(self.get_rate("osd", osd_id.__str__(), "osd.op_out_bytes"), 5),
+ ','.join(osd['state']),
+ ])
+
+ return 0, osd_table.get_string(), ""
+
+ def handle_command(self, inbuf, cmd):
+ self.log.error("handle_command")
+
+ if cmd['prefix'] == "fs status":
+ return self.handle_fs_status(cmd)
+ elif cmd['prefix'] == "osd status":
+ return self.handle_osd_status(cmd)
+ else:
+ # mgr should respect our self.COMMANDS and not call us for
+ # any prefix we don't advertise
+ raise NotImplementedError(cmd['prefix'])
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