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#!/usr/bin/env bash
# Verify that 'ctdb detach' works as expected:
# 1. Attach test databases
# 2. Detach test databases
# 3. Confirm test databases are not attached
. "${TEST_SCRIPTS_DIR}/integration.bash"
set -e
ctdb_test_init
######################################################################
try_command_on_node 0 "$CTDB listnodes -X | wc -l"
numnodes="$out"
######################################################################
# Confirm that the database is attached
check_db_once ()
{
local db="$1"
local num_db
try_command_on_node all "$CTDB getdbmap"
num_db=$(grep -cF "name:${db}" "$outfile") || true
if [ "$num_db" -eq "$numnodes" ]; then
return 0
else
return 1
fi
}
check_db ()
{
local db="$1"
echo "Waiting until database ${db} is attached on all nodes"
wait_until 10 check_db_once "$db"
}
# Confirm that no nodes have databases attached
check_no_db_once ()
{
local db="$1"
local num_db
try_command_on_node all "$CTDB getdbmap"
num_db=$(grep -cF "name:${db}" "$outfile") || true
if [ "$num_db" -eq 0 ]; then
return 0
else
return 1
fi
}
check_no_db ()
{
local db="$1"
echo "Waiting until database ${db} is detached on all nodes"
wait_until 10 check_no_db_once "$db"
}
######################################################################
testdb1="detach_test1.tdb"
testdb2="detach_test2.tdb"
testdb3="detach_test3.tdb"
testdb4="detach_test4.tdb"
echo "Create test databases"
for db in "$testdb1" "$testdb2" "$testdb3" "$testdb4" ; do
echo " $db"
try_command_on_node 0 $CTDB attach "$db"
done
for db in "$testdb1" "$testdb2" "$testdb3" "$testdb4" ; do
check_db "$db"
done
######################################################################
echo
echo "Ensuring AllowClientDBAttach=1 on all nodes"
try_command_on_node all $CTDB setvar AllowClientDBAttach 1
echo "Check failure detaching single test database $testdb1"
try_command_on_node 1 "! $CTDB detach $testdb1"
check_db "$testdb1"
echo
echo "Setting AllowClientDBAttach=0 on node 0"
try_command_on_node 0 $CTDB setvar AllowClientDBAttach 0
echo "Check failure detaching single test database $testdb1"
try_command_on_node 1 "! $CTDB detach $testdb1"
check_db "$testdb1"
echo
echo "Setting AllowClientDBAttach=0 on all nodes"
try_command_on_node all $CTDB setvar AllowClientDBAttach 0
echo "Check detaching single test database $testdb1"
try_command_on_node 1 "$CTDB detach $testdb1"
check_no_db "$testdb1"
######################################################################
echo
echo "Detach multiple test databases"
echo " $testdb2, $testdb3, $testdb4"
try_command_on_node 0 $CTDB detach $testdb2 $testdb3 $testdb4
for db in "$testdb2" "$testdb3" "$testdb4" ; do
check_no_db "$db"
done
######################################################################
echo
echo "Attach a single test database"
try_command_on_node all $CTDB setvar AllowClientDBAttach 1
try_command_on_node 0 $CTDB attach $testdb1
check_db "$testdb1"
echo
echo "Write a key to database"
try_command_on_node 0 $CTDB writekey $testdb1 foo bar
try_command_on_node 0 $CTDB catdb $testdb1
num_keys=$(sed -n -e 's/Dumped \([0-9]*\) records/\1/p' "$outfile") || true
if [ -n "$num_keys" -a $num_keys -eq 1 ]; then
echo "GOOD: Key added to database"
else
echo "BAD: Key did not get added to database"
cat "$outfile"
exit 1
fi
echo
echo "Detach test database"
try_command_on_node all $CTDB setvar AllowClientDBAttach 0
try_command_on_node 0 $CTDB detach $testdb1
check_no_db "$testdb1"
echo
echo "Re-attach test database"
try_command_on_node all $CTDB setvar AllowClientDBAttach 1
try_command_on_node 0 $CTDB attach $testdb1
check_db "$testdb1"
echo
echo "Check if the database is empty"
try_command_on_node 0 $CTDB catdb $testdb1
num_keys=$(sed -n -e 's/Dumped \([0-9]*\) records/\1/p' "$outfile") || true
if [ -n "$num_keys" -a $num_keys -eq 0 ]; then
echo "GOOD: Database $testdb1 is empty"
else
echo "BAD: Database $testdb1 is not empty"
cat "$outfile"
exit 1
fi
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