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ovs/tests/ovsdb-tool.at
Mike Pattrick 0add983b38 ovsdb: Use table indexes if available for ovsdb_query().
Currently all OVSDB database queries except for UUID lookups all result
in linear lookups over the entire table, even if an index is present.

This patch modifies ovsdb_query() to attempt an index lookup first, if
possible. If no matching indexes are present then a linear index is
still conducted.

To test this, I set up an ovsdb database with a variable number of rows
and timed the average of how long ovsdb-client took to query a single
row. The first two tests involved a linear scan that didn't match any
rows, so there was no overhead associated with sending or encoding
output. The post-patch linear scan was a worst case scenario where the
table did have an appropriate index but the conditions made its usage
impossible. The indexed lookup test was for a matching row, which did
also include overhead associated with a match. The results are included
in the table below.

Rows                   | 100k | 200k | 300k | 400k | 500k
-----------------------+------+------+------+------+-----
Pre-patch linear scan  |  9ms | 24ms | 37ms | 49ms | 61ms
Post-patch linear scan |  9ms | 24ms | 38ms | 49ms | 61ms
Indexed lookup         |  3ms |  3ms |  3ms |  3ms |  3ms

I also tested the performance of ovsdb_query() by wrapping it in a loop
and measuring the time it took to perform 1000 linear scans on 1, 10,
100k, and 200k rows. This test showed that the new index checking code
did not slow down worst case lookups to a statistically detectable
degree.

Reported-at: https://issues.redhat.com/browse/FDP-590
Signed-off-by: Mike Pattrick <mkp@redhat.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
2025-07-15 18:05:32 +02:00

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AT_BANNER([OVSDB -- ovsdb-tool])
# OVSDB_CHECK_EXECUTION(TITLE, SCHEMA, TRANSACTIONS, OUTPUT, [KEYWORDS])
#
# Creates a database with the given SCHEMA and runs each of the
# TRANSACTIONS (which should be a quoted list of quoted strings)
# against it with ovsdb-tool one at a time.
#
# Checks that the overall output is OUTPUT, but UUIDs in the output
# are replaced by markers of the form <N> where N is a number. The
# first unique UUID is replaced by <0>, the next by <1>, and so on.
# If a given UUID appears more than once it is always replaced by the
# same marker.
#
# TITLE is provided to AT_SETUP and KEYWORDS to AT_KEYWORDS.
m4_define([OVSDB_CHECK_EXECUTION],
[AT_SETUP([$1])
AT_KEYWORDS([ovsdb file positive $5])
$2 > schema
touch .db.~lock~
AT_CHECK([ovsdb-tool create db schema], [0], [stdout], [ignore])
m4_foreach([txn], [$3],
[AT_CHECK([ovsdb-tool transact db 'txn'], [0], [stdout], [ignore])
cat stdout >> output
])
AT_CHECK([uuidfilt output], [0], [$4])
AT_CLEANUP])
EXECUTION_EXAMPLES
AT_SETUP([transaction comments])
AT_KEYWORDS([ovsdb file positive])
ordinal_schema > schema
touch .db.~lock~
AT_CHECK([ovsdb-tool create db schema], [0], [], [ignore])
AT_CHECK([[ovsdb-tool transact db '
["ordinals",
{"op": "insert",
"table": "ordinals",
"row": {"name": "five", "number": 5}},
{"op": "comment",
"comment": "add row for 5"}]']], [0], [stdout], [ignore])
AT_CHECK([uuidfilt stdout], [0],
[[[{"uuid":["uuid","<0>"]},{}]
]])
AT_CHECK([grep "add row for 5" db], [0], [ignore])
AT_CLEANUP
AT_SETUP([ovsdb-tool compact])
AT_KEYWORDS([ovsdb file positive])
ordinal_schema > schema
dnl Make sure that "ovsdb-tool create" works with a dangling symlink,
dnl creating the target of the symlink rather than replacing the symlink
dnl with a regular file, and that the lockfile gets created relative to
dnl the symlink's target.
mkdir dir
: > dir/.db.~lock~
if test "$IS_WIN32" = "no"; then
ln -s dir/db db
AT_SKIP_IF([test ! -h db])
fi
AT_CHECK([ovsdb-tool create db schema], [0], [], [ignore])
if test "$IS_WIN32" = "no"; then
AT_CHECK([test ! -e .db.~lock])
AT_CHECK([test -h db])
AT_CHECK([test -f dir/db])
fi
dnl Do a bunch of random transactions that put crap in the database log.
AT_CHECK(
[[for pair in 'zero 0' 'one 1' 'two 2' 'three 3' 'four 4' 'five 5'; do
set -- $pair
ovsdb-tool transact db '
["ordinals",
{"op": "insert",
"table": "ordinals",
"row": {"name": "'$1'", "number": '$2'}},
{"op": "comment",
"comment": "add row for '"$pair"'"}]'
ovsdb-tool transact db '
["ordinals",
{"op": "delete",
"table": "ordinals",
"where": [["number", "==", '$2']]},
{"op": "comment",
"comment": "delete row for '"$2"'"}]'
ovsdb-tool transact db '
["ordinals",
{"op": "insert",
"table": "ordinals",
"row": {"name": "'$1'", "number": '$2'}},
{"op": "comment",
"comment": "add back row for '"$pair"'"}]'
done]],
[0], [stdout], [ignore])
dnl Check that all the crap is in fact in the database log.
AT_CHECK([[uuidfilt db | grep -v ^OVSDB | sed 's/"_date":[0-9]*/"_date":0/' | \
sed 's/"_is_diff":true,//' | ovstest test-json --multiple -]], [0],
[[{"cksum":"12345678 9","name":"ordinals","tables":{"ordinals":{"columns":{"name":{"type":"string"},"number":{"type":"integer"}},"indexes":[["number"],["number","name"]]}},"version":"5.1.3"}
{"_comment":"add row for zero 0","_date":0,"ordinals":{"<0>":{"name":"zero"}}}
{"_comment":"delete row for 0","_date":0,"ordinals":{"<0>":null}}
{"_comment":"add back row for zero 0","_date":0,"ordinals":{"<1>":{"name":"zero"}}}
{"_comment":"add row for one 1","_date":0,"ordinals":{"<2>":{"name":"one","number":1}}}
{"_comment":"delete row for 1","_date":0,"ordinals":{"<2>":null}}
{"_comment":"add back row for one 1","_date":0,"ordinals":{"<3>":{"name":"one","number":1}}}
{"_comment":"add row for two 2","_date":0,"ordinals":{"<4>":{"name":"two","number":2}}}
{"_comment":"delete row for 2","_date":0,"ordinals":{"<4>":null}}
{"_comment":"add back row for two 2","_date":0,"ordinals":{"<5>":{"name":"two","number":2}}}
{"_comment":"add row for three 3","_date":0,"ordinals":{"<6>":{"name":"three","number":3}}}
{"_comment":"delete row for 3","_date":0,"ordinals":{"<6>":null}}
{"_comment":"add back row for three 3","_date":0,"ordinals":{"<7>":{"name":"three","number":3}}}
{"_comment":"add row for four 4","_date":0,"ordinals":{"<8>":{"name":"four","number":4}}}
{"_comment":"delete row for 4","_date":0,"ordinals":{"<8>":null}}
{"_comment":"add back row for four 4","_date":0,"ordinals":{"<9>":{"name":"four","number":4}}}
{"_comment":"add row for five 5","_date":0,"ordinals":{"<10>":{"name":"five","number":5}}}
{"_comment":"delete row for 5","_date":0,"ordinals":{"<10>":null}}
{"_comment":"add back row for five 5","_date":0,"ordinals":{"<11>":{"name":"five","number":5}}}
]])
dnl Dump out and check the actual database contents.
on_exit 'kill `cat ovsdb-server.pid`'
AT_CHECK([[ovsdb-server --detach --pidfile --log-file --no-chdir --remote=punix:socket db]],
[0], [stdout], [ignore])
AT_CHECK([[ovsdb-client dump unix:socket ordinals]],
[0], [stdout], [ignore])
OVSDB_SERVER_SHUTDOWN
AT_CHECK([uuidfilt stdout], [0], [dnl
ordinals table
_uuid name number
------------------------------------ ----- ------
<0> five 5
<1> four 4
<2> one 1
<3> three 3
<4> two 2
<5> zero 0
])
dnl Now compact the database in-place.
touch .db.tmp.~lock~
AT_CHECK([[ovsdb-tool compact db]], [0], [], [ignore])
dnl Make sure that "db" is still a symlink to dir/db instead of getting
dnl replaced by a regular file.
if test "$IS_WIN32" = "no"; then
AT_CHECK([test ! -e .db.~lock])
AT_CHECK([test -h db])
AT_CHECK([test -f dir/db])
fi
dnl We can't fully re-check the contents of the database log, because the
dnl order of the records is not predictable, but there should only be 4 lines
dnl in it now.
AT_CAPTURE_FILE([db])
AT_CHECK([test `wc -l < db` -eq 4])
dnl And check that the dumped data is the same too:
AT_CHECK([[ovsdb-server --detach --pidfile --log-file --no-chdir --remote=punix:socket db]],
[0], [stdout], [ignore])
AT_CHECK([[ovsdb-client dump unix:socket ordinals]],
[0], [stdout], [ignore])
OVSDB_SERVER_SHUTDOWN
AT_CHECK([uuidfilt stdout], [0], [dnl
ordinals table
_uuid name number
------------------------------------ ----- ------
<0> five 5
<1> four 4
<2> one 1
<3> three 3
<4> two 2
<5> zero 0
])
AT_CLEANUP
AT_SETUP([ovsdb-tool convert -- removing a column])
AT_KEYWORDS([ovsdb file positive])
ordinal_schema > schema
AT_DATA([new-schema],
[[{"name": "ordinals",
"tables": {
"ordinals": {
"columns": {
"number": {"type": "integer"}}}}}
]])
touch .db.~lock~
AT_CHECK([ovsdb-tool create db schema], [0], [], [ignore])
dnl Put some data in the database.
AT_CHECK(
[[for pair in 'zero 0' 'one 1' 'two 2' 'three 3' 'four 4' 'five 5'; do
set -- $pair
ovsdb-tool transact db '
["ordinals",
{"op": "insert",
"table": "ordinals",
"row": {"name": "'$1'", "number": '$2'}},
{"op": "comment",
"comment": "add row for '"$pair"'"}]'
done]],
[0], [stdout], [ignore])
dnl Dump out and check the actual database contents.
AT_CHECK([ovsdb-server --detach --no-chdir --log-file --pidfile --remote=punix:socket db],
[0], [ignore], [ignore])
AT_CHECK([ovsdb-client dump unix:socket ordinals], [0], [stdout], [ignore])
AT_CHECK([uuidfilt stdout], [0], [dnl
ordinals table
_uuid name number
------------------------------------ ----- ------
<0> five 5
<1> four 4
<2> one 1
<3> three 3
<4> two 2
<5> zero 0
])
OVSDB_SERVER_SHUTDOWN
dnl Now convert the database in-place.
touch .db.tmp.~lock~
AT_CHECK([[ovsdb-tool convert db new-schema]], [0], [], [ignore])
dnl We can't fully re-check the contents of the database log, because the
dnl order of the records is not predictable, but there should only be 4 lines
dnl in it now.
AT_CAPTURE_FILE([db])
AT_CHECK([test `wc -l < db` -eq 4])
dnl And check that the dumped data is the same except for the removed column:
AT_CHECK([ovsdb-server --detach --no-chdir --log-file --pidfile --remote=punix:socket db],
[0], [ignore], [ignore])
AT_CHECK([ovsdb-client dump unix:socket ordinals], [0], [stdout], [ignore])
AT_CHECK([uuidfilt stdout], [0], [dnl
ordinals table
_uuid number
------------------------------------ ------
<0> 0
<1> 1
<2> 2
<3> 3
<4> 4
<5> 5
])
OVSDB_SERVER_SHUTDOWN
AT_CLEANUP
AT_SETUP([ovsdb-tool convert -- adding a column])
AT_KEYWORDS([ovsdb file positive])
AT_DATA([schema],
[[{"name": "ordinals",
"tables": {
"ordinals": {
"columns": {
"number": {"type": "integer"}}}}}
]])
ordinal_schema > new-schema
touch .db.~lock~
AT_CHECK([ovsdb-tool create db schema], [0], [], [ignore])
dnl Put some data in the database.
AT_CHECK(
[[for number in 0 1 2 3 4 5; do
ovsdb-tool transact db '
["ordinals",
{"op": "insert",
"table": "ordinals",
"row": {"number": '$number'}},
{"op": "comment",
"comment": "add row for '"$number"'"}]'
done]],
[0], [stdout], [ignore])
dnl Dump out and check the actual database contents.
AT_CHECK([ovsdb-server --detach --no-chdir --log-file --pidfile --remote=punix:socket db],
[0], [ignore], [ignore])
AT_CHECK([ovsdb-client dump unix:socket ordinals], [0], [stdout], [ignore])
AT_CHECK([uuidfilt stdout], [0], [dnl
ordinals table
_uuid number
------------------------------------ ------
<0> 0
<1> 1
<2> 2
<3> 3
<4> 4
<5> 5
])
OVSDB_SERVER_SHUTDOWN
dnl Now convert the database in-place.
touch .db.tmp.~lock~
AT_CHECK([[ovsdb-tool convert db new-schema]], [0], [], [ignore])
dnl We can't fully re-check the contents of the database log, because the
dnl order of the records is not predictable, but there should only be 4 lines
dnl in it now.
AT_CAPTURE_FILE([db])
AT_CHECK([test `wc -l < db` -eq 4])
dnl And check that the dumped data is the same except for the added column:
AT_CHECK([ovsdb-server --detach --no-chdir --log-file --pidfile --remote=punix:socket db],
[0], [ignore], [ignore])
AT_CHECK([ovsdb-client dump unix:socket ordinals], [0], [stdout], [ignore])
AT_CHECK([uuidfilt stdout], [0], [dnl
ordinals table
_uuid name number
------------------------------------ ---- ------
<0> "" 0
<1> "" 1
<2> "" 2
<3> "" 3
<4> "" 4
<5> "" 5
])
OVSDB_SERVER_SHUTDOWN
AT_CLEANUP
AT_SETUP([ovsdb-tool unsupported cluster operations])
AT_KEYWORDS([ovsdb file negative compact query transact convert])
ordinal_schema > schema
AT_CHECK([ovsdb-tool create-cluster db schema unix:s1.raft])
AT_CHECK([ovsdb-tool compact db], [1], [], [ovsdb-tool: ovsdb error: db: cannot apply this operation to clustered database file
])
AT_CHECK([ovsdb-tool convert db schema], [1], [], [ovsdb-tool: ovsdb error: db: cannot apply this operation to clustered database file
])
AT_CHECK([ovsdb-tool needs-conversion db schema], [1], [], [ovsdb-tool: ovsdb error: db: cannot apply this operation to clustered database file
])
AT_CHECK([ovsdb-tool query db '[[]]'], [1], [], [ovsdb-tool: ovsdb error: db: cannot apply this operation to clustered database file
])
AT_CHECK([ovsdb-tool transact db '[[]]'], [1], [], [ovsdb-tool: ovsdb error: db: cannot apply this operation to clustered database file
])
AT_CLEANUP
AT_SETUP([ovsdb-tool schema-version, schema-cksum, schema-name])
AT_KEYWORDS([ovsdb file positive schema-version schema-cksum])
ordinal_schema > schema
AT_CHECK([ovsdb-tool schema-version schema], [0], [5.1.3
])
AT_CHECK([ovsdb-tool schema-cksum schema], [0], [12345678 9
])
AT_CHECK([ovsdb-tool schema-name schema], [0], [ordinals
])
AT_CLEANUP
AT_SETUP([ovsdb-tool database inspection commands - standalone])
AT_KEYWORDS([ovsdb file positive db-version db-cksum db-name db-cid db-sid db-local-address])
ordinal_schema > schema
touch .db.~lock~
AT_CHECK([ovsdb-tool create db schema], [0], [], [ignore])
AT_CHECK([ovsdb-tool db-version db], [0], [5.1.3
])
AT_CHECK([ovsdb-tool db-cksum db], [0], [12345678 9
])
AT_CHECK([ovsdb-tool db-name db], [0], [ordinals
])
AT_CHECK([ovsdb-tool db-cid db], [1], [], [ovsdb-tool: db: not a clustered database
])
AT_CHECK([ovsdb-tool db-sid db], [1], [], [ovsdb-tool: db: not a clustered database
])
AT_CHECK([ovsdb-tool db-local-address db], [1], [], [ovsdb-tool: db: not a clustered database
])
AT_CLEANUP
AT_SETUP([ovsdb-tool database inspection commands - clustered])
AT_KEYWORDS([ovsdb file negative db-version db-cksum db-name db-cid db-sid db-local-address cluster])
ordinal_schema > schema
touch .db.~lock~
AT_CHECK([ovsdb-tool create-cluster db schema tcp:1.2.3.4:1234])
AT_CHECK([ovsdb-tool db-version db], [1], [], [ovsdb-tool: ovsdb error: db: cannot apply this operation to clustered database file
])
AT_CHECK([ovsdb-tool db-cksum db], [1], [], [ovsdb-tool: ovsdb error: db: cannot apply this operation to clustered database file
])
AT_CHECK([ovsdb-tool db-name db], [0], [ordinals
])
AT_CHECK([(ovsdb-tool db-cid db; ovsdb-tool db-sid db) | uuidfilt], [0], [<0>
<1>
])
AT_CHECK([ovsdb-tool db-local-address db], [0], [tcp:1.2.3.4:1234
])
AT_CLEANUP
AT_SETUP([ovsdb-tool database inspection commands - joining a cluster])
AT_KEYWORDS([ovsdb file positive db-version db-cksum db-name db-cid db-sid db-local-address cluster join joining])
ordinal_schema > schema
touch .db.~lock~
for cid in '' 520cf525-3772-43cc-8268-23bf5b548cf4; do
if test -z "$cid"; then
cid_option=
else
cid_option=--cid=$cid
fi
AT_CHECK([rm -f db && ovsdb-tool $cid_option join-cluster db ordinals tcp:1.2.3.4:1234 tcp:2.3.4.5:1234], [0], [], [ignore])
AT_CHECK([ovsdb-tool db-version db], [1], [], [ovsdb-tool: ovsdb error: db: cannot apply this operation to clustered database file
])
AT_CHECK([ovsdb-tool db-cksum db], [1], [], [ovsdb-tool: ovsdb error: db: cannot apply this operation to clustered database file
])
AT_CHECK([ovsdb-tool db-name db], [0], [ordinals
])
if test -z "$cid"; then
AT_CHECK([ovsdb-tool db-cid db], [2], [], [db: cluster ID not yet known
])
else
AT_CHECK_UNQUOTED([ovsdb-tool db-cid db], [0], [$cid
])
fi
AT_CHECK([ovsdb-tool db-sid db | uuidfilt], [0], [<0>
])
AT_CHECK([ovsdb-tool db-local-address db], [0], [tcp:1.2.3.4:1234
])
done
AT_CLEANUP
AT_SETUP([ovsdb-tool needs-conversion (no conversion needed)])
AT_KEYWORDS([ovsdb file positive])
ordinal_schema > schema
touch .db.~lock~
AT_CHECK([ovsdb-tool create db schema], [0], [], [ignore])
AT_CHECK([ovsdb-tool needs-conversion db schema], [0], [no
])
AT_CLEANUP
AT_SETUP([ovsdb-tool needs-conversion (conversion needed)])
AT_KEYWORDS([ovsdb file positive])
ordinal_schema > schema
touch .db.~lock~
AT_CHECK([ovsdb-tool create db schema], [0], [], [ignore])
sed 's/5\.1\.3/5.1.4/' < schema > schema2
AT_CHECK([diff schema schema2], [1], [ignore])
AT_CHECK([ovsdb-tool needs-conversion db schema2], [0], [yes
])
AT_CLEANUP
AT_SETUP([ovsdb-tool create-cluster with initial data])
AT_KEYWORDS([ovsdb file positive])
# Create a standalone database and put some data in it.
ordinal_schema > schema
ovsdb-tool create db1 schema
AT_CHECK(
[[for pair in 'zero 0' 'one 1' 'two 2' 'three 3' 'four 4' 'five 5'; do
set -- $pair
ovsdb-tool transact db1 '
["ordinals",
{"op": "insert",
"table": "ordinals",
"row": {"name": "'$1'", "number": '$2'}},
{"op": "comment",
"comment": "add row for '"$pair"'"}]'
done | uuidfilt]], [0],
[[[{"uuid":["uuid","<0>"]},{}]
[{"uuid":["uuid","<1>"]},{}]
[{"uuid":["uuid","<2>"]},{}]
[{"uuid":["uuid","<3>"]},{}]
[{"uuid":["uuid","<4>"]},{}]
[{"uuid":["uuid","<5>"]},{}]
]], [ignore])
# Dump the data.
AT_CHECK([ovsdb-server -vfile -vvlog:off --detach --no-chdir --pidfile --log-file --remote=punix:db.sock db1])
AT_CHECK([ovsdb-client dump > expout])
OVSDB_SERVER_SHUTDOWN
# Create a clustered database from the standalone one.
ovsdb-tool create-cluster db2 db1 unix:s1.raft
# Dump the data.
AT_CHECK([ovsdb-server -vconsole:off -vfile -vvlog:off --detach --no-chdir --pidfile --log-file --remote=punix:db.sock db2])
AT_CHECK([ovsdb_client_wait ordinals connected])
AT_CHECK([ovsdb-client dump > dump2])
OVSDB_SERVER_SHUTDOWN
# Make sure that the clustered data matched the standalone data.
AT_CHECK([cat dump2], [0], [expout])
AT_CLEANUP
AT_SETUP([ovsdb-tool convert-to-standalone])
AT_KEYWORDS([ovsdb file positive])
ordinal_schema > schema
AT_CHECK([ovsdb-tool create-cluster db schema unix:s1.raft], [0], [stdout], [ignore])
on_exit 'kill `cat ovsdb-server.pid`'
AT_CHECK([ovsdb-server --detach --no-chdir --pidfile --remote=punix:socket --log-file db >/dev/null 2>&1])
for txn in m4_foreach([txn], [[[["ordinals",
{"op": "insert",
"table": "ordinals",
"row": {"number": 0, "name": "zero"}},
{"op": "insert",
"table": "ordinals",
"row": {"number": 1, "name": "one"}},
{"op": "insert",
"table": "ordinals",
"row": {"number": 2, "name": "two"}}]]]], ['txn' ]); do
AT_CHECK([ovsdb-client transact unix:socket "$txn"], [0], [ignore], [ignore])
done
AT_CHECK([ovsdb-client transact unix:socket '[["ordinals"]]'], [0],
[ignore], [ignore])
AT_CHECK([ovsdb-client dump unix:socket > clusterdump])
OVSDB_SERVER_SHUTDOWN
# Convert to standalone database from clustered database.
AT_CHECK(ovsdb-tool cluster-to-standalone db1 db)
# Check its standalone db
AT_CHECK([ovsdb-tool db-is-standalone db1])
# Dump the standalone db data.
AT_CHECK([ovsdb-server -vconsole:off -vfile -vvlog:off --detach --no-chdir --pidfile --log-file --remote=punix:db.sock db1])
AT_CHECK([ovsdb_client_wait ordinals connected])
AT_CHECK([ovsdb-client dump > standalonedump])
OVSDB_SERVER_SHUTDOWN
# Make sure both standalone and cluster db data matches.
AT_CHECK([diff standalonedump clusterdump])
AT_CLEANUP
AT_SETUP([ovsdb-tool convert-to-standalone after schema conversion])
AT_KEYWORDS([ovsdb file positive])
ordinal_schema > schema
AT_CHECK([ovsdb-tool create-cluster db schema unix:s1.raft], [0], [stdout], [ignore])
on_exit 'kill `cat ovsdb-server.pid`'
AT_CHECK([ovsdb-server --detach --no-chdir --pidfile --remote=punix:socket dnl
--log-file db >/dev/null 2>&1])
for txn in m4_foreach([txn], [[[["ordinals",
{"op": "insert",
"table": "ordinals",
"row": {"number": 0, "name": "zero"}},
{"op": "insert",
"table": "ordinals",
"row": {"number": 1, "name": "one"}},
{"op": "insert",
"table": "ordinals",
"row": {"number": 2, "name": "two"}}]]]], ['txn' ]); do
AT_CHECK([ovsdb-client transact unix:socket "$txn"], [0], [ignore], [ignore])
done
dnl Change the schema.
AT_CHECK([sed 's/5\.1\.3/5.1.4/' < schema > schema2])
AT_CHECK([sed -i'back' -e '/.*"number":.*/a \
"is_seven": {"type": "boolean"},
' schema2])
dnl Convert the database.
AT_CHECK([ovsdb-client convert unix:socket schema2])
dnl Add a new row with a new column.
AT_CHECK([ovsdb-client transact unix:socket dnl
'[["ordinals",
{"op": "insert",
"table": "ordinals",
"row": {"number": 7, "name": "seven", "is_seven": true}
}]]'], [0], [ignore], [ignore])
AT_CHECK([ovsdb-client dump unix:socket > clusterdump])
AT_CHECK([uuidfilt clusterdump], [0], [dnl
ordinals table
_uuid is_seven name number
------------------------------------ -------- ----- ------
<0> false one 1
<1> false two 2
<2> false zero 0
<3> true seven 7
])
OVSDB_SERVER_SHUTDOWN
dnl Convert to standalone database from clustered database.
AT_CHECK(ovsdb-tool cluster-to-standalone db1 db)
dnl Check it's a standalone db.
AT_CHECK([ovsdb-tool db-is-standalone db1])
dnl Dump the standalone db data.
AT_CHECK([ovsdb-server -vconsole:off -vfile -vvlog:off --detach --no-chdir dnl
--pidfile --log-file --remote=punix:db.sock db1])
AT_CHECK([ovsdb_client_wait ordinals connected])
AT_CHECK([ovsdb-client dump > standalonedump])
OVSDB_SERVER_SHUTDOWN
dnl Make sure both standalone and cluster db data matches.
AT_CHECK([diff standalonedump clusterdump])
AT_CLEANUP