Initial map is epoch 0. Modifications still bump epoch by one.
Signed-off-by: Sage Weil <sage.weil@dreamhost.com>
$ monmaptool --create mymonmap
monmaptool: monmap file mymonmap
monmaptool: generated fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
- monmaptool: writing epoch 1 to mymonmap (0 monitors)
+ monmaptool: writing epoch 0 to mymonmap (0 monitors)
$ ORIG_FSID="$(monmaptool --print mymonmap|grep ^fsid)"
$ monmaptool --add foo 2.3.4.5:6789 mymonmap
monmaptool: monmap file mymonmap
- monmaptool: writing epoch 2 to mymonmap (1 monitors)
+ monmaptool: writing epoch 1 to mymonmap (1 monitors)
$ monmaptool --add foo 3.4.5.6:7890 mymonmap
monmaptool: monmap file mymonmap
monmaptool: map already contains mon.foo
$ monmaptool --print mymonmap
monmaptool: monmap file mymonmap
- epoch 2
+ epoch 1
fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
last_changed \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
created \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
$ monmaptool --create mymonmap
monmaptool: monmap file mymonmap
monmaptool: generated fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
- monmaptool: writing epoch 1 to mymonmap (0 monitors)
+ monmaptool: writing epoch 0 to mymonmap (0 monitors)
$ ORIG_FSID="$(monmaptool --print mymonmap|grep ^fsid)"
$ monmaptool --add foo 2.3.4.5:6789 mymonmap
monmaptool: monmap file mymonmap
- monmaptool: writing epoch 2 to mymonmap (1 monitors)
+ monmaptool: writing epoch 1 to mymonmap (1 monitors)
$ monmaptool --add bar 3.4.5.6:7890 mymonmap
monmaptool: monmap file mymonmap
- monmaptool: writing epoch 3 to mymonmap (2 monitors)
+ monmaptool: writing epoch 2 to mymonmap (2 monitors)
$ monmaptool --add baz 4.5.6.7:8901 mymonmap
monmaptool: monmap file mymonmap
- monmaptool: writing epoch 4 to mymonmap (3 monitors)
+ monmaptool: writing epoch 3 to mymonmap (3 monitors)
$ monmaptool --print mymonmap
monmaptool: monmap file mymonmap
- epoch 4
+ epoch 3
fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
last_changed \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
created \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
$ monmaptool --create --add foo 2.3.4.5:6789 mymonmap
monmaptool: monmap file mymonmap
monmaptool: generated fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
- monmaptool: writing epoch 1 to mymonmap (1 monitors)
+ monmaptool: writing epoch 0 to mymonmap (1 monitors)
$ ORIG_FSID="$(monmaptool --print mymonmap|grep ^fsid)"
# hasn't changed yet
$ monmaptool --print mymonmap
monmaptool: monmap file mymonmap
- epoch 1
+ epoch 0
fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
last_changed \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
created \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
$ monmaptool --create --clobber mymonmap
monmaptool: monmap file mymonmap
monmaptool: generated fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
- monmaptool: writing epoch 1 to mymonmap (0 monitors)
+ monmaptool: writing epoch 0 to mymonmap (0 monitors)
$ NEW_FSID="$(monmaptool --print mymonmap|grep ^fsid)"
$ [ "$ORIG_FSID" != "$NEW_FSID" ]
$ monmaptool --print mymonmap
monmaptool: monmap file mymonmap
- epoch 1
+ epoch 0
fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
last_changed \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
created \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
$ monmaptool --create mymonmap
monmaptool: monmap file mymonmap
monmaptool: generated fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
- monmaptool: writing epoch 1 to mymonmap (0 monitors)
+ monmaptool: writing epoch 0 to mymonmap (0 monitors)
$ monmaptool --print mymonmap
monmaptool: monmap file mymonmap
- epoch 1
+ epoch 0
fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
last_changed \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
created \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
$ monmaptool --print -- mymonmap
monmaptool: monmap file mymonmap
- epoch 1
+ epoch 0
fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
last_changed \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
created \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
$ monmaptool --create --add foo 2.3.4.5:6789 mymonmap
monmaptool: monmap file mymonmap
monmaptool: generated fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
- monmaptool: writing epoch 1 to mymonmap (1 monitors)
+ monmaptool: writing epoch 0 to mymonmap (1 monitors)
$ monmaptool --print mymonmap
monmaptool: monmap file mymonmap
- epoch 1
+ epoch 0
fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
last_changed \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
created \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
$ monmaptool --create --add foo 2.3.4.5:6789 mymonmap
monmaptool: monmap file mymonmap
monmaptool: generated fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
- monmaptool: writing epoch 1 to mymonmap (1 monitors)
+ monmaptool: writing epoch 0 to mymonmap (1 monitors)
$ ORIG_FSID="$(monmaptool --print mymonmap|grep ^fsid)"
$ monmaptool --print mymonmap
monmaptool: monmap file mymonmap
- epoch 1
+ epoch 0
fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
last_changed \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
created \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
$ monmaptool --create --add foo 2.3.4.5:6789 mymonmap
monmaptool: monmap file mymonmap
monmaptool: generated fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
- monmaptool: writing epoch 1 to mymonmap (1 monitors)
+ monmaptool: writing epoch 0 to mymonmap (1 monitors)
$ ORIG_FSID="$(monmaptool --print mymonmap|grep ^fsid)"
$ monmaptool --rm foo mymonmap
monmaptool: monmap file mymonmap
monmaptool: removing foo
- monmaptool: writing epoch 2 to mymonmap (0 monitors)
+ monmaptool: writing epoch 1 to mymonmap (0 monitors)
$ monmaptool --print mymonmap
monmaptool: monmap file mymonmap
- epoch 2
+ epoch 1
fsid [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (re)
last_changed \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)
created \d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d+ (re)