Script of get_fibmap.py
#!/usr/bin/env python
import sys
import argparse
from ezs3.command import do_cmd
osd_map = {
"0":"172.17.59.173",
"1":"172.17.59.173",
"2":"172.17.59.174",
"3":"172.17.59.174",
"4":"172.17.59.175",
"5":"172.17.59.175"
}
def print_fibmap(obj_name, osd_id, node):
pg = do_cmd("ceph osd map data {} | awk '{{print $11}}'|tr -d \"()\"".format(obj_name))
obj_path = do_cmd("find /data/osd.{}/current/{}_head/ -name \"*{}*\"".format(osd_id, pg.strip(), obj_name), _host=node)
layout = do_cmd("hdparm --fibmap {}|grep -v sectors".format(obj_path.strip()), _host=node)
print layout
def main():
parser = argparse.ArgumentParser()
parser.add_argument("filepath")
args = parser.parse_args()
file_path = args.filepath
cephfs_map = do_cmd("cephfs '{}' map".format(file_path))
for line in cephfs_map.strip().split('\n'):
if "OSD" not in line:
element = line.strip().split()
obj_name = element[1]
osd_id = element[4]
node = osd_map[osd_id]
print_fibmap(obj_name, osd_id, node)
if __name__ == '__main__':
main()
