34 lines
1.2 KiB
Python
34 lines
1.2 KiB
Python
# Copyright 2017 Canonical Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from charmhelpers.core.hookenv import add_metric
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import os.path
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def collect_metrics():
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"""
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Gather metrics about gluster mount and log them to juju metrics
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:rtype: object
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"""
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p = os.path.join(os.sep, "mnt", "glusterfs")
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mount_stats = os.statvfs(p)
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# block size * total blocks
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total_space = mount_stats.f_blocks * mount_stats.f_bsize
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free_space = mount_stats.f_bfree * mount_stats.f_bsize
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# capsize only operates on i64 values
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used_space = total_space - free_space
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gb_used = used_space / 1024 / 1024 / 1024
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# log!(format!("Collecting metric gb-used {}", gb_used), Info)
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add_metric("gb-used", "{}".format(gb_used))
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