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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:20:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:20:00 +0000
commit8daa83a594a2e98f39d764422bfbdbc62c9efd44 (patch)
tree4099e8021376c7d8c05bdf8503093d80e9c7bad0 /ctdb/tests/UNIT/takeover
parentInitial commit. (diff)
downloadsamba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.tar.xz
samba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.zip
Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'ctdb/tests/UNIT/takeover')
-rw-r--r--ctdb/tests/UNIT/takeover/README5
-rwxr-xr-xctdb/tests/UNIT/takeover/det.001.sh38
-rwxr-xr-xctdb/tests/UNIT/takeover/det.002.sh35
-rwxr-xr-xctdb/tests/UNIT/takeover/det.003.sh32
-rwxr-xr-xctdb/tests/UNIT/takeover/det.004.sh41
-rwxr-xr-xctdb/tests/UNIT/takeover/det.005.sh45
-rwxr-xr-xctdb/tests/UNIT/takeover/det.006.sh46
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.001.sh31
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.002.sh31
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.003.sh31
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.004.sh37
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.005.sh198
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.006.sh31
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.007.sh31
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.008.sh31
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.009.sh31
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.010.sh32
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.011.sh45
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.012.sh33
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.013.sh33
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.014.sh31
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.015.sh31
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.016.sh31
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.024.sh42
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.025.sh33
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.027.sh45
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.028.sh45
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.029.sh111
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.030.sh1813
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.031.sh143
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.032.sh450
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.033.sh74
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.034.sh21
-rwxr-xr-xctdb/tests/UNIT/takeover/lcp2.035.sh1813
-rwxr-xr-xctdb/tests/UNIT/takeover/nondet.001.sh35
-rwxr-xr-xctdb/tests/UNIT/takeover/nondet.002.sh32
-rwxr-xr-xctdb/tests/UNIT/takeover/nondet.003.sh29
-rw-r--r--ctdb/tests/UNIT/takeover/scripts/local.sh30
38 files changed, 5646 insertions, 0 deletions
diff --git a/ctdb/tests/UNIT/takeover/README b/ctdb/tests/UNIT/takeover/README
new file mode 100644
index 0000000..764f389
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/README
@@ -0,0 +1,5 @@
+Unit tests for the CTDB IP allocation algorithm(s).
+
+Test case filenames look like <algorithm>.NNN.sh, where <algorithm>
+indicates the IP allocation algorithm to use. These use the
+ctdb_takeover_test test program.
diff --git a/ctdb/tests/UNIT/takeover/det.001.sh b/ctdb/tests/UNIT/takeover/det.001.sh
new file mode 100755
index 0000000..ad50287
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/det.001.sh
@@ -0,0 +1,38 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+setup_ctdb_base "$CTDB_TEST_TMP_DIR" "ctdb-etc"
+
+define_test "3 nodes, 1 healthy"
+
+required_result <<EOF
+${TEST_DATE_STAMP}Deterministic IPs enabled. Resetting all ip allocations
+${TEST_DATE_STAMP}Unassign IP: 192.168.21.254 from 0
+${TEST_DATE_STAMP}Unassign IP: 192.168.21.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.254 from 0
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.251 from 0
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.250 from 1
+192.168.21.254 2
+192.168.21.253 2
+192.168.21.252 2
+192.168.20.254 2
+192.168.20.253 2
+192.168.20.252 2
+192.168.20.251 2
+192.168.20.250 2
+192.168.20.249 2
+EOF
+
+simple_test 2,2,0 <<EOF
+192.168.20.249 0
+192.168.20.250 1
+192.168.20.251 2
+192.168.20.252 0
+192.168.20.253 1
+192.168.20.254 2
+192.168.21.252 0
+192.168.21.253 1
+192.168.21.254 2
+EOF
diff --git a/ctdb/tests/UNIT/takeover/det.002.sh b/ctdb/tests/UNIT/takeover/det.002.sh
new file mode 100755
index 0000000..b54edea
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/det.002.sh
@@ -0,0 +1,35 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+setup_ctdb_base "$CTDB_TEST_TMP_DIR" "ctdb-etc"
+
+define_test "3 nodes, 2 healthy"
+
+required_result <<EOF
+${TEST_DATE_STAMP}Deterministic IPs enabled. Resetting all ip allocations
+${TEST_DATE_STAMP}Unassign IP: 192.168.21.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.250 from 1
+192.168.21.254 0
+192.168.21.253 0
+192.168.21.252 2
+192.168.20.254 0
+192.168.20.253 2
+192.168.20.252 2
+192.168.20.251 0
+192.168.20.250 0
+192.168.20.249 2
+EOF
+
+simple_test 0,2,0 <<EOF
+192.168.20.249 0
+192.168.20.250 1
+192.168.20.251 2
+192.168.20.252 0
+192.168.20.253 1
+192.168.20.254 2
+192.168.21.252 0
+192.168.21.253 1
+192.168.21.254 2
+EOF
diff --git a/ctdb/tests/UNIT/takeover/det.003.sh b/ctdb/tests/UNIT/takeover/det.003.sh
new file mode 100755
index 0000000..931c498
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/det.003.sh
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+setup_ctdb_base "$CTDB_TEST_TMP_DIR" "ctdb-etc"
+
+define_test "3 nodes, 1 -> all healthy"
+
+required_result <<EOF
+${TEST_DATE_STAMP}Deterministic IPs enabled. Resetting all ip allocations
+192.168.21.254 0
+192.168.21.253 1
+192.168.21.252 2
+192.168.20.254 0
+192.168.20.253 1
+192.168.20.252 2
+192.168.20.251 0
+192.168.20.250 1
+192.168.20.249 2
+EOF
+
+simple_test 0,0,0 <<EOF
+192.168.20.249 1
+192.168.20.250 1
+192.168.20.251 1
+192.168.20.252 1
+192.168.20.253 1
+192.168.20.254 1
+192.168.21.252 1
+192.168.21.253 1
+192.168.21.254 1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/det.004.sh b/ctdb/tests/UNIT/takeover/det.004.sh
new file mode 100755
index 0000000..3673cc1
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/det.004.sh
@@ -0,0 +1,41 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+setup_ctdb_base "$CTDB_TEST_TMP_DIR" "ctdb-etc"
+
+define_test "3 nodes, all healthy with home_nodes"
+
+home_nodes="$CTDB_BASE"/home_nodes
+
+cat > "$home_nodes" <<EOF
+192.168.21.254 2
+192.168.20.251 1
+EOF
+
+required_result <<EOF
+${TEST_DATE_STAMP}Deterministic IPs enabled. Resetting all ip allocations
+192.168.21.254 2
+192.168.21.253 1
+192.168.21.252 2
+192.168.20.254 0
+192.168.20.253 1
+192.168.20.252 2
+192.168.20.251 1
+192.168.20.250 1
+192.168.20.249 2
+EOF
+
+simple_test 0,0,0 <<EOF
+192.168.20.249 1
+192.168.20.250 1
+192.168.20.251 1
+192.168.20.252 1
+192.168.20.253 1
+192.168.20.254 1
+192.168.21.252 1
+192.168.21.253 1
+192.168.21.254 1
+EOF
+
+rm "$home_nodes"
diff --git a/ctdb/tests/UNIT/takeover/det.005.sh b/ctdb/tests/UNIT/takeover/det.005.sh
new file mode 100755
index 0000000..aaa5e0f
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/det.005.sh
@@ -0,0 +1,45 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+setup_ctdb_base "$CTDB_TEST_TMP_DIR" "ctdb-etc"
+
+define_test "3 nodes, 2 healthy with home_nodes"
+
+home_nodes="$CTDB_BASE"/home_nodes
+
+cat > "$home_nodes" <<EOF
+192.168.21.254 2
+192.168.20.251 1
+EOF
+
+required_result <<EOF
+${TEST_DATE_STAMP}Deterministic IPs enabled. Resetting all ip allocations
+${TEST_DATE_STAMP}Unassign IP: 192.168.21.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.251 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.250 from 1
+192.168.21.254 2
+192.168.21.253 0
+192.168.21.252 2
+192.168.20.254 0
+192.168.20.253 0
+192.168.20.252 2
+192.168.20.251 0
+192.168.20.250 0
+192.168.20.249 2
+EOF
+
+simple_test 0,2,0 <<EOF
+192.168.20.249 0
+192.168.20.250 1
+192.168.20.251 2
+192.168.20.252 0
+192.168.20.253 1
+192.168.20.254 2
+192.168.21.252 0
+192.168.21.253 1
+192.168.21.254 2
+EOF
+
+rm "$home_nodes"
diff --git a/ctdb/tests/UNIT/takeover/det.006.sh b/ctdb/tests/UNIT/takeover/det.006.sh
new file mode 100755
index 0000000..504c430
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/det.006.sh
@@ -0,0 +1,46 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+setup_ctdb_base "$CTDB_TEST_TMP_DIR" "ctdb-etc"
+
+define_test "3 nodes, 1 healthy with home_nodes"
+
+home_nodes="$CTDB_BASE"/home_nodes
+
+cat > "$home_nodes" <<EOF
+192.168.21.254 2
+192.168.20.251 1
+EOF
+
+required_result <<EOF
+${TEST_DATE_STAMP}Deterministic IPs enabled. Resetting all ip allocations
+${TEST_DATE_STAMP}Unassign IP: 192.168.21.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.254 from 0
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.251 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.250 from 1
+192.168.21.254 2
+192.168.21.253 2
+192.168.21.252 2
+192.168.20.254 2
+192.168.20.253 2
+192.168.20.252 2
+192.168.20.251 2
+192.168.20.250 2
+192.168.20.249 2
+EOF
+
+simple_test 2,2,0 <<EOF
+192.168.20.249 0
+192.168.20.250 1
+192.168.20.251 2
+192.168.20.252 0
+192.168.20.253 1
+192.168.20.254 2
+192.168.21.252 0
+192.168.21.253 1
+192.168.21.254 2
+EOF
+
+rm "$home_nodes"
diff --git a/ctdb/tests/UNIT/takeover/lcp2.001.sh b/ctdb/tests/UNIT/takeover/lcp2.001.sh
new file mode 100755
index 0000000..ee5b795
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.001.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 3 -> 1 healthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 2
+192.168.21.253 2
+192.168.21.252 2
+192.168.20.254 2
+192.168.20.253 2
+192.168.20.252 2
+192.168.20.251 2
+192.168.20.250 2
+192.168.20.249 2
+EOF
+
+simple_test 2,2,0 <<EOF
+192.168.20.249 0
+192.168.20.250 1
+192.168.20.251 2
+192.168.20.252 0
+192.168.20.253 1
+192.168.20.254 2
+192.168.21.252 0
+192.168.21.253 1
+192.168.21.254 2
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.002.sh b/ctdb/tests/UNIT/takeover/lcp2.002.sh
new file mode 100755
index 0000000..6489388
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.002.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 3 -> 2 healthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 2
+192.168.21.253 2
+192.168.21.252 0
+192.168.20.254 2
+192.168.20.253 2
+192.168.20.252 0
+192.168.20.251 2
+192.168.20.250 0
+192.168.20.249 0
+EOF
+
+simple_test 0,2,0 <<EOF
+192.168.20.249 0
+192.168.20.250 1
+192.168.20.251 2
+192.168.20.252 0
+192.168.20.253 1
+192.168.20.254 2
+192.168.21.252 0
+192.168.21.253 1
+192.168.21.254 2
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.003.sh b/ctdb/tests/UNIT/takeover/lcp2.003.sh
new file mode 100755
index 0000000..bdf2699
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.003.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 1 -> all healthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 2
+192.168.21.253 0
+192.168.21.252 1
+192.168.20.254 2
+192.168.20.253 0
+192.168.20.252 1
+192.168.20.251 2
+192.168.20.250 0
+192.168.20.249 1
+EOF
+
+simple_test 0,0,0 <<EOF
+192.168.20.249 1
+192.168.20.250 1
+192.168.20.251 1
+192.168.20.252 1
+192.168.20.253 1
+192.168.20.254 1
+192.168.21.252 1
+192.168.21.253 1
+192.168.21.254 1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.004.sh b/ctdb/tests/UNIT/takeover/lcp2.004.sh
new file mode 100755
index 0000000..7ce97c3
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.004.sh
@@ -0,0 +1,37 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 1 -> all healthy, info logging"
+
+export CTDB_TEST_LOGLEVEL=INFO
+
+required_result <<EOF
+${TEST_DATE_STAMP}1 [-121363] -> 192.168.20.253 -> 0 [+0]
+${TEST_DATE_STAMP}1 [-105738] -> 192.168.20.251 -> 2 [+0]
+${TEST_DATE_STAMP}1 [-88649] -> 192.168.21.253 -> 0 [+14161]
+${TEST_DATE_STAMP}1 [-75448] -> 192.168.20.254 -> 2 [+15625]
+${TEST_DATE_STAMP}1 [-59823] -> 192.168.20.250 -> 0 [+29786]
+${TEST_DATE_STAMP}1 [-44198] -> 192.168.21.254 -> 2 [+28322]
+192.168.21.254 2
+192.168.21.253 0
+192.168.21.252 1
+192.168.20.254 2
+192.168.20.253 0
+192.168.20.252 1
+192.168.20.251 2
+192.168.20.250 0
+192.168.20.249 1
+EOF
+
+simple_test 0,0,0 <<EOF
+192.168.20.249 1
+192.168.20.250 1
+192.168.20.251 1
+192.168.20.252 1
+192.168.20.253 1
+192.168.20.254 1
+192.168.21.252 1
+192.168.21.253 1
+192.168.21.254 1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.005.sh b/ctdb/tests/UNIT/takeover/lcp2.005.sh
new file mode 100755
index 0000000..f579a94
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.005.sh
@@ -0,0 +1,198 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 1 -> all healthy, debug logging"
+
+export CTDB_TEST_LOGLEVEL=DEBUG
+
+required_result <<EOF
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES (UNASSIGNED)
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [0]
+${TEST_DATE_STAMP} 1 [539166]
+${TEST_DATE_STAMP} 2 [0]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 1 [539166]
+${TEST_DATE_STAMP} 1 [-116718] -> 192.168.21.254 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-116718] -> 192.168.21.254 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-116971] -> 192.168.21.253 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-116971] -> 192.168.21.253 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-116971] -> 192.168.21.252 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-116971] -> 192.168.21.252 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-121110] -> 192.168.20.254 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-121110] -> 192.168.20.254 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-121363] -> 192.168.20.253 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-121363] -> 192.168.20.253 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-121363] -> 192.168.20.252 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-121363] -> 192.168.20.252 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-121363] -> 192.168.20.251 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-121363] -> 192.168.20.251 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-121363] -> 192.168.20.250 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-121363] -> 192.168.20.250 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-121110] -> 192.168.20.249 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-121110] -> 192.168.20.249 -> 2 [+0]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}1 [-121363] -> 192.168.20.253 -> 0 [+0]
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [0]
+${TEST_DATE_STAMP} 1 [417803]
+${TEST_DATE_STAMP} 2 [0]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 1 [417803]
+${TEST_DATE_STAMP} 1 [-102557] -> 192.168.21.254 -> 0 [+14161]
+${TEST_DATE_STAMP} 1 [-102557] -> 192.168.21.254 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-102810] -> 192.168.21.253 -> 0 [+14161]
+${TEST_DATE_STAMP} 1 [-102810] -> 192.168.21.253 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-102810] -> 192.168.21.252 -> 0 [+14161]
+${TEST_DATE_STAMP} 1 [-102810] -> 192.168.21.252 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-105234] -> 192.168.20.254 -> 0 [+15876]
+${TEST_DATE_STAMP} 1 [-105234] -> 192.168.20.254 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-105234] -> 192.168.20.252 -> 0 [+16129]
+${TEST_DATE_STAMP} 1 [-105234] -> 192.168.20.252 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-105738] -> 192.168.20.251 -> 0 [+15625]
+${TEST_DATE_STAMP} 1 [-105738] -> 192.168.20.251 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-105738] -> 192.168.20.250 -> 0 [+15625]
+${TEST_DATE_STAMP} 1 [-105738] -> 192.168.20.250 -> 2 [+0]
+${TEST_DATE_STAMP} 1 [-105485] -> 192.168.20.249 -> 0 [+15625]
+${TEST_DATE_STAMP} 1 [-105485] -> 192.168.20.249 -> 2 [+0]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}1 [-105738] -> 192.168.20.251 -> 2 [+0]
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [0]
+${TEST_DATE_STAMP} 1 [312065]
+${TEST_DATE_STAMP} 2 [0]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 1 [312065]
+${TEST_DATE_STAMP} 1 [-88396] -> 192.168.21.254 -> 0 [+14161]
+${TEST_DATE_STAMP} 1 [-88396] -> 192.168.21.254 -> 2 [+14161]
+${TEST_DATE_STAMP} 1 [-88649] -> 192.168.21.253 -> 0 [+14161]
+${TEST_DATE_STAMP} 1 [-88649] -> 192.168.21.253 -> 2 [+14161]
+${TEST_DATE_STAMP} 1 [-88649] -> 192.168.21.252 -> 0 [+14161]
+${TEST_DATE_STAMP} 1 [-88649] -> 192.168.21.252 -> 2 [+14161]
+${TEST_DATE_STAMP} 1 [-89609] -> 192.168.20.254 -> 0 [+15876]
+${TEST_DATE_STAMP} 1 [-89609] -> 192.168.20.254 -> 2 [+15625]
+${TEST_DATE_STAMP} 1 [-89609] -> 192.168.20.252 -> 0 [+16129]
+${TEST_DATE_STAMP} 1 [-89609] -> 192.168.20.252 -> 2 [+15625]
+${TEST_DATE_STAMP} 1 [-89609] -> 192.168.20.250 -> 0 [+15625]
+${TEST_DATE_STAMP} 1 [-89609] -> 192.168.20.250 -> 2 [+16129]
+${TEST_DATE_STAMP} 1 [-89609] -> 192.168.20.249 -> 0 [+15625]
+${TEST_DATE_STAMP} 1 [-89609] -> 192.168.20.249 -> 2 [+15876]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}1 [-88649] -> 192.168.21.253 -> 0 [+14161]
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [14161]
+${TEST_DATE_STAMP} 1 [223416]
+${TEST_DATE_STAMP} 2 [0]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 1 [223416]
+${TEST_DATE_STAMP} 1 [-72520] -> 192.168.21.254 -> 0 [+30037]
+${TEST_DATE_STAMP} 1 [-72520] -> 192.168.21.254 -> 2 [+14161]
+${TEST_DATE_STAMP} 1 [-72520] -> 192.168.21.252 -> 0 [+30290]
+${TEST_DATE_STAMP} 1 [-72520] -> 192.168.21.252 -> 2 [+14161]
+${TEST_DATE_STAMP} 1 [-75448] -> 192.168.20.254 -> 0 [+30037]
+${TEST_DATE_STAMP} 1 [-75448] -> 192.168.20.254 -> 2 [+15625]
+${TEST_DATE_STAMP} 1 [-75448] -> 192.168.20.252 -> 0 [+30290]
+${TEST_DATE_STAMP} 1 [-75448] -> 192.168.20.252 -> 2 [+15625]
+${TEST_DATE_STAMP} 1 [-75448] -> 192.168.20.250 -> 0 [+29786]
+${TEST_DATE_STAMP} 1 [-75448] -> 192.168.20.250 -> 2 [+16129]
+${TEST_DATE_STAMP} 1 [-75448] -> 192.168.20.249 -> 0 [+29786]
+${TEST_DATE_STAMP} 1 [-75448] -> 192.168.20.249 -> 2 [+15876]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}1 [-75448] -> 192.168.20.254 -> 2 [+15625]
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [14161]
+${TEST_DATE_STAMP} 1 [147968]
+${TEST_DATE_STAMP} 2 [15625]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 1 [147968]
+${TEST_DATE_STAMP} 1 [-58359] -> 192.168.21.254 -> 0 [+30037]
+${TEST_DATE_STAMP} 1 [-58359] -> 192.168.21.254 -> 2 [+28322]
+${TEST_DATE_STAMP} 1 [-58359] -> 192.168.21.252 -> 0 [+30290]
+${TEST_DATE_STAMP} 1 [-58359] -> 192.168.21.252 -> 2 [+28322]
+${TEST_DATE_STAMP} 1 [-59572] -> 192.168.20.252 -> 0 [+30290]
+${TEST_DATE_STAMP} 1 [-59572] -> 192.168.20.252 -> 2 [+31501]
+${TEST_DATE_STAMP} 1 [-59823] -> 192.168.20.250 -> 0 [+29786]
+${TEST_DATE_STAMP} 1 [-59823] -> 192.168.20.250 -> 2 [+31754]
+${TEST_DATE_STAMP} 1 [-59823] -> 192.168.20.249 -> 0 [+29786]
+${TEST_DATE_STAMP} 1 [-59823] -> 192.168.20.249 -> 2 [+31501]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}1 [-59823] -> 192.168.20.250 -> 0 [+29786]
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [43947]
+${TEST_DATE_STAMP} 1 [88145]
+${TEST_DATE_STAMP} 2 [15625]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 1 [88145]
+${TEST_DATE_STAMP} 1 [-44198] -> 192.168.21.254 -> 0 [+44198]
+${TEST_DATE_STAMP} 1 [-44198] -> 192.168.21.254 -> 2 [+28322]
+${TEST_DATE_STAMP} 1 [-44198] -> 192.168.21.252 -> 0 [+44451]
+${TEST_DATE_STAMP} 1 [-44198] -> 192.168.21.252 -> 2 [+28322]
+${TEST_DATE_STAMP} 1 [-43947] -> 192.168.20.252 -> 0 [+45915]
+${TEST_DATE_STAMP} 1 [-43947] -> 192.168.20.252 -> 2 [+31501]
+${TEST_DATE_STAMP} 1 [-43947] -> 192.168.20.249 -> 0 [+45662]
+${TEST_DATE_STAMP} 1 [-43947] -> 192.168.20.249 -> 2 [+31501]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}1 [-44198] -> 192.168.21.254 -> 2 [+28322]
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [43947]
+${TEST_DATE_STAMP} 1 [43947]
+${TEST_DATE_STAMP} 2 [43947]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 0 [43947]
+${TEST_DATE_STAMP} 0 [-28322] -> 192.168.21.253 -> 0 [+28322]
+${TEST_DATE_STAMP} 0 [-28322] -> 192.168.21.253 -> 2 [+44198]
+${TEST_DATE_STAMP} 0 [-29786] -> 192.168.20.253 -> 0 [+29786]
+${TEST_DATE_STAMP} 0 [-29786] -> 192.168.20.253 -> 2 [+45662]
+${TEST_DATE_STAMP} 0 [-29786] -> 192.168.20.250 -> 0 [+29786]
+${TEST_DATE_STAMP} 0 [-29786] -> 192.168.20.250 -> 2 [+45915]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 1 [43947]
+${TEST_DATE_STAMP} 1 [-28322] -> 192.168.21.252 -> 0 [+44451]
+${TEST_DATE_STAMP} 1 [-28322] -> 192.168.21.252 -> 2 [+44198]
+${TEST_DATE_STAMP} 1 [-29786] -> 192.168.20.252 -> 0 [+45915]
+${TEST_DATE_STAMP} 1 [-29786] -> 192.168.20.252 -> 2 [+45662]
+${TEST_DATE_STAMP} 1 [-29786] -> 192.168.20.249 -> 0 [+45662]
+${TEST_DATE_STAMP} 1 [-29786] -> 192.168.20.249 -> 2 [+45662]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 2 [43947]
+${TEST_DATE_STAMP} 2 [-28322] -> 192.168.21.254 -> 0 [+44198]
+${TEST_DATE_STAMP} 2 [-28322] -> 192.168.21.254 -> 2 [+28322]
+${TEST_DATE_STAMP} 2 [-29786] -> 192.168.20.254 -> 0 [+45662]
+${TEST_DATE_STAMP} 2 [-29786] -> 192.168.20.254 -> 2 [+29786]
+${TEST_DATE_STAMP} 2 [-29786] -> 192.168.20.251 -> 0 [+45915]
+${TEST_DATE_STAMP} 2 [-29786] -> 192.168.20.251 -> 2 [+29786]
+${TEST_DATE_STAMP} ----------------------------------------
+192.168.21.254 2
+192.168.21.253 0
+192.168.21.252 1
+192.168.20.254 2
+192.168.20.253 0
+192.168.20.252 1
+192.168.20.251 2
+192.168.20.250 0
+192.168.20.249 1
+EOF
+
+simple_test 0,0,0 <<EOF
+192.168.20.249 1
+192.168.20.250 1
+192.168.20.251 1
+192.168.20.252 1
+192.168.20.253 1
+192.168.20.254 1
+192.168.21.252 1
+192.168.21.253 1
+192.168.21.254 1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.006.sh b/ctdb/tests/UNIT/takeover/lcp2.006.sh
new file mode 100755
index 0000000..c527992
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.006.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 0 -> 1 healthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 1
+192.168.21.253 1
+192.168.21.252 1
+192.168.20.254 1
+192.168.20.253 1
+192.168.20.252 1
+192.168.20.251 1
+192.168.20.250 1
+192.168.20.249 1
+EOF
+
+simple_test 2,0,2 <<EOF
+192.168.20.249 -1
+192.168.20.250 -1
+192.168.20.251 -1
+192.168.20.252 -1
+192.168.20.253 -1
+192.168.20.254 -1
+192.168.21.252 -1
+192.168.21.253 -1
+192.168.21.254 -1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.007.sh b/ctdb/tests/UNIT/takeover/lcp2.007.sh
new file mode 100755
index 0000000..a514025
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.007.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 0 -> 2 healthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 1
+192.168.21.253 2
+192.168.21.252 1
+192.168.20.254 1
+192.168.20.253 2
+192.168.20.252 1
+192.168.20.251 1
+192.168.20.250 2
+192.168.20.249 2
+EOF
+
+simple_test 2,0,0 <<EOF
+192.168.20.249 -1
+192.168.20.250 -1
+192.168.20.251 -1
+192.168.20.252 -1
+192.168.20.253 -1
+192.168.20.254 -1
+192.168.21.252 -1
+192.168.21.253 -1
+192.168.21.254 -1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.008.sh b/ctdb/tests/UNIT/takeover/lcp2.008.sh
new file mode 100755
index 0000000..6387223
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.008.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 0 -> all healthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 0
+192.168.21.253 1
+192.168.21.252 2
+192.168.20.254 0
+192.168.20.253 1
+192.168.20.252 2
+192.168.20.251 0
+192.168.20.250 1
+192.168.20.249 2
+EOF
+
+simple_test 0,0,0 <<EOF
+192.168.20.249 -1
+192.168.20.250 -1
+192.168.20.251 -1
+192.168.20.252 -1
+192.168.20.253 -1
+192.168.20.254 -1
+192.168.21.252 -1
+192.168.21.253 -1
+192.168.21.254 -1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.009.sh b/ctdb/tests/UNIT/takeover/lcp2.009.sh
new file mode 100755
index 0000000..1b0c350
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.009.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 3 healthy -> all disconnected"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 -1
+192.168.21.253 -1
+192.168.21.252 -1
+192.168.20.254 -1
+192.168.20.253 -1
+192.168.20.252 -1
+192.168.20.251 -1
+192.168.20.250 -1
+192.168.20.249 -1
+EOF
+
+simple_test 1,1,1 <<EOF
+192.168.20.249 0
+192.168.20.250 1
+192.168.20.251 2
+192.168.20.252 0
+192.168.20.253 1
+192.168.20.254 2
+192.168.21.252 0
+192.168.21.253 1
+192.168.21.254 2
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.010.sh b/ctdb/tests/UNIT/takeover/lcp2.010.sh
new file mode 100755
index 0000000..f7dabdd
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.010.sh
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "2 disjoint groups of nodes/addresses, a node becomes healthy"
+
+# This illustrates a bug in LCP2 when the the only candidate for a
+# source node is chosen to be the "most imbalanced" node. This means
+# that nodes in the smaller group aren't necessarily (depends on sort
+# order and addresses used) considered as candidates. If the larger
+# group has 6 addresses then the "necessarily" goes away and the
+# smaller group won't be rebalanced.
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.209.102 3
+192.168.209.101 2
+192.168.140.4 1
+192.168.140.3 1
+192.168.140.2 0
+192.168.140.1 0
+EOF
+
+simple_test 0,0,0,0 <<EOF
+192.168.140.1 0 0,1
+192.168.140.2 0 0,1
+192.168.140.3 1 0,1
+192.168.140.4 1 0,1
+192.168.209.101 2 2,3
+192.168.209.102 2 2,3
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.011.sh b/ctdb/tests/UNIT/takeover/lcp2.011.sh
new file mode 100755
index 0000000..1f10bd1
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.011.sh
@@ -0,0 +1,45 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "2 disjoint groups of nodes/addresses, continue a stopped node"
+
+# Another LCP2 1.0 bug
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+10.11.19.46 3
+10.11.19.45 3
+10.11.19.44 1
+10.11.18.46 1
+10.11.18.45 3
+10.11.18.44 1
+10.11.17.46 3
+10.11.17.45 3
+10.11.17.44 1
+10.11.16.46 1
+10.11.16.45 3
+10.11.16.44 1
+9.11.136.46 2
+9.11.136.45 0
+9.11.136.44 2
+EOF
+
+simple_test 0,0,0,0 <<EOF
+9.11.136.44 2 0,2
+9.11.136.45 2 0,2
+9.11.136.46 2 0,2
+10.11.16.44 1 1,3
+10.11.16.45 3 1,3
+10.11.16.46 1 1,3
+10.11.17.44 1 1,3
+10.11.17.45 3 1,3
+10.11.17.46 3 1,3
+10.11.18.44 1 1,3
+10.11.18.45 3 1,3
+10.11.18.46 1 1,3
+10.11.19.44 1 1,3
+10.11.19.45 3 1,3
+10.11.19.46 3 1,3
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.012.sh b/ctdb/tests/UNIT/takeover/lcp2.012.sh
new file mode 100755
index 0000000..074cdcc
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.012.sh
@@ -0,0 +1,33 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "NoIPTakeover - nodes don't gain IPs"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 1
+192.168.21.253 1
+192.168.21.252 1
+192.168.20.254 1
+192.168.20.253 1
+192.168.20.252 1
+192.168.20.251 1
+192.168.20.250 1
+192.168.20.249 1
+EOF
+
+export CTDB_SET_NoIPTakeover=1
+
+simple_test 0,0,0 <<EOF
+192.168.20.249 1
+192.168.20.250 1
+192.168.20.251 1
+192.168.20.252 1
+192.168.20.253 1
+192.168.20.254 1
+192.168.21.252 1
+192.168.21.253 1
+192.168.21.254 1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.013.sh b/ctdb/tests/UNIT/takeover/lcp2.013.sh
new file mode 100755
index 0000000..091a235
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.013.sh
@@ -0,0 +1,33 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "NoIPTakeover: nodes don't lose IPs"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 2
+192.168.21.253 1
+192.168.21.252 0
+192.168.20.254 2
+192.168.20.253 1
+192.168.20.252 0
+192.168.20.251 2
+192.168.20.250 1
+192.168.20.249 0
+EOF
+
+export CTDB_SET_NoIPTakeover=1
+
+simple_test 0,0,0 <<EOF
+192.168.20.249 0
+192.168.20.250 1
+192.168.20.251 2
+192.168.20.252 0
+192.168.20.253 1
+192.168.20.254 2
+192.168.21.252 0
+192.168.21.253 1
+192.168.21.254 2
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.014.sh b/ctdb/tests/UNIT/takeover/lcp2.014.sh
new file mode 100755
index 0000000..25482c0
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.014.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, no IPs assigned, all unhealthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 -1
+192.168.21.253 -1
+192.168.21.252 -1
+192.168.20.254 -1
+192.168.20.253 -1
+192.168.20.252 -1
+192.168.20.251 -1
+192.168.20.250 -1
+192.168.20.249 -1
+EOF
+
+simple_test 2,2,2 <<EOF
+192.168.21.254 -1
+192.168.21.253 -1
+192.168.21.252 -1
+192.168.20.254 -1
+192.168.20.253 -1
+192.168.20.252 -1
+192.168.20.251 -1
+192.168.20.250 -1
+192.168.20.249 -1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.015.sh b/ctdb/tests/UNIT/takeover/lcp2.015.sh
new file mode 100755
index 0000000..63c87c6
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.015.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, all IPs assigned, all unhealthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 -1
+192.168.21.253 -1
+192.168.21.252 -1
+192.168.20.254 -1
+192.168.20.253 -1
+192.168.20.252 -1
+192.168.20.251 -1
+192.168.20.250 -1
+192.168.20.249 -1
+EOF
+
+simple_test 2,2,2 <<EOF
+192.168.21.254 2
+192.168.21.253 2
+192.168.21.252 2
+192.168.20.254 1
+192.168.20.253 1
+192.168.20.252 1
+192.168.20.251 0
+192.168.20.250 0
+192.168.20.249 0
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.016.sh b/ctdb/tests/UNIT/takeover/lcp2.016.sh
new file mode 100755
index 0000000..da2f4b0
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.016.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, all IPs assigned, 2->3 unhealthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.21.254 -1
+192.168.21.253 -1
+192.168.21.252 -1
+192.168.20.254 -1
+192.168.20.253 -1
+192.168.20.252 -1
+192.168.20.251 -1
+192.168.20.250 -1
+192.168.20.249 -1
+EOF
+
+simple_test 2,2,2 <<EOF
+192.168.21.254 2
+192.168.21.253 2
+192.168.21.252 2
+192.168.20.254 2
+192.168.20.253 2
+192.168.20.252 2
+192.168.20.251 2
+192.168.20.250 2
+192.168.20.249 2
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.024.sh b/ctdb/tests/UNIT/takeover/lcp2.024.sh
new file mode 100755
index 0000000..d297084
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.024.sh
@@ -0,0 +1,42 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, no IPs assigned, all healthy, all in STARTUP runstate"
+
+export CTDB_TEST_LOGLEVEL=NOTICE
+
+required_result <<EOF
+${TEST_DATE_STAMP}Failed to find node to cover ip 192.168.21.254
+${TEST_DATE_STAMP}Failed to find node to cover ip 192.168.21.253
+${TEST_DATE_STAMP}Failed to find node to cover ip 192.168.21.252
+${TEST_DATE_STAMP}Failed to find node to cover ip 192.168.20.254
+${TEST_DATE_STAMP}Failed to find node to cover ip 192.168.20.253
+${TEST_DATE_STAMP}Failed to find node to cover ip 192.168.20.252
+${TEST_DATE_STAMP}Failed to find node to cover ip 192.168.20.251
+${TEST_DATE_STAMP}Failed to find node to cover ip 192.168.20.250
+${TEST_DATE_STAMP}Failed to find node to cover ip 192.168.20.249
+192.168.21.254 -1
+192.168.21.253 -1
+192.168.21.252 -1
+192.168.20.254 -1
+192.168.20.253 -1
+192.168.20.252 -1
+192.168.20.251 -1
+192.168.20.250 -1
+192.168.20.249 -1
+EOF
+
+export CTDB_TEST_RUNSTATE=4,4,4
+
+simple_test 0,0,0 <<EOF
+192.168.21.254 -1
+192.168.21.253 -1
+192.168.21.252 -1
+192.168.20.254 -1
+192.168.20.253 -1
+192.168.20.252 -1
+192.168.20.251 -1
+192.168.20.250 -1
+192.168.20.249 -1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.025.sh b/ctdb/tests/UNIT/takeover/lcp2.025.sh
new file mode 100755
index 0000000..f52282e
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.025.sh
@@ -0,0 +1,33 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, no IPs assigned, all healthy, 1 in STARTUP runstate"
+
+export CTDB_TEST_LOGLEVEL=NOTICE
+
+required_result <<EOF
+192.168.21.254 1
+192.168.21.253 2
+192.168.21.252 1
+192.168.20.254 1
+192.168.20.253 2
+192.168.20.252 1
+192.168.20.251 1
+192.168.20.250 2
+192.168.20.249 2
+EOF
+
+export CTDB_TEST_RUNSTATE=4,5,5
+
+simple_test 0,0,0 <<EOF
+192.168.21.254 -1
+192.168.21.253 -1
+192.168.21.252 -1
+192.168.20.254 -1
+192.168.20.253 -1
+192.168.20.252 -1
+192.168.20.251 -1
+192.168.20.250 -1
+192.168.20.249 -1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.027.sh b/ctdb/tests/UNIT/takeover/lcp2.027.sh
new file mode 100755
index 0000000..f572b47
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.027.sh
@@ -0,0 +1,45 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "4 nodes, all IPs assigned, 3->4 unhealthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+130.216.30.181 0
+130.216.30.180 1
+130.216.30.179 3
+130.216.30.178 3
+130.216.30.177 0
+130.216.30.176 1
+130.216.30.175 0
+130.216.30.174 1
+130.216.30.173 0
+130.216.30.172 3
+130.216.30.171 1
+130.216.30.170 3
+10.19.99.253 0
+10.19.99.252 1
+10.19.99.251 0
+10.19.99.250 3
+EOF
+
+simple_test 0,0,2,0 <<EOF
+130.216.30.170 3
+130.216.30.171 2
+130.216.30.172 3
+130.216.30.173 2
+130.216.30.174 1
+130.216.30.175 0
+130.216.30.176 1
+130.216.30.177 0
+130.216.30.178 3
+130.216.30.179 2
+130.216.30.180 1
+130.216.30.181 0
+10.19.99.250 3
+10.19.99.251 2
+10.19.99.252 1
+10.19.99.253 0
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.028.sh b/ctdb/tests/UNIT/takeover/lcp2.028.sh
new file mode 100755
index 0000000..b0a8ef5
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.028.sh
@@ -0,0 +1,45 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "4 nodes, all healthy/assigned, stays unbalanced"
+
+export CTDB_TEST_LOGLEVEL=INFO
+
+required_result <<EOF
+130.216.30.181 0
+130.216.30.180 1
+130.216.30.179 2
+130.216.30.178 3
+130.216.30.177 0
+130.216.30.176 1
+130.216.30.175 0
+130.216.30.174 1
+130.216.30.173 0
+130.216.30.172 3
+130.216.30.171 1
+130.216.30.170 3
+10.19.99.253 0
+10.19.99.252 1
+10.19.99.251 0
+10.19.99.250 3
+EOF
+
+simple_test 0,0,0,0 <<EOF
+130.216.30.181 0
+130.216.30.180 1
+130.216.30.179 2
+130.216.30.178 3
+130.216.30.177 0
+130.216.30.176 1
+130.216.30.175 0
+130.216.30.174 1
+130.216.30.173 0
+130.216.30.172 3
+130.216.30.171 1
+130.216.30.170 3
+10.19.99.253 0
+10.19.99.252 1
+10.19.99.251 0
+10.19.99.250 3
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.029.sh b/ctdb/tests/UNIT/takeover/lcp2.029.sh
new file mode 100755
index 0000000..5354963
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.029.sh
@@ -0,0 +1,111 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "4 nodes, some IPs unassigned on target nodes"
+
+export CTDB_TEST_LOGLEVEL=INFO
+
+required_result <<EOF
+${TEST_DATE_STAMP} 10.19.99.251 -> 2 [+9216]
+${TEST_DATE_STAMP} 130.216.30.173 -> 2 [+24345]
+${TEST_DATE_STAMP} 130.216.30.171 -> 2 [+39970]
+130.216.30.181 0
+130.216.30.180 1
+130.216.30.179 2
+130.216.30.178 3
+130.216.30.177 0
+130.216.30.176 1
+130.216.30.175 0
+130.216.30.174 1
+130.216.30.173 2
+130.216.30.172 3
+130.216.30.171 2
+130.216.30.170 3
+10.19.99.253 0
+10.19.99.252 1
+10.19.99.251 2
+10.19.99.250 3
+EOF
+
+# In this example were 4 releases from node 2 in a previous iteration
+#
+# Release of IP 130.216.30.179/27 on interface ethX1 node:3
+# Release of IP 130.216.30.173/27 on interface ethX1 node:0
+# Release of IP 130.216.30.171/27 on interface ethX1 node:1
+# Release of IP 10.19.99.251/22 on interface ethX2 node:0
+#
+# However, one release failed so no takeovers were done. This means
+# that the target node for each IP still thinks that the IPs are held
+# by node 2. The release of 130.216.30.179 was so late that node 2
+# still thought that it held that address.
+
+simple_test 0,0,0,0 multi <<EOF
+130.216.30.181 0
+130.216.30.180 1
+130.216.30.179 3
+130.216.30.178 3
+130.216.30.177 0
+130.216.30.176 1
+130.216.30.175 0
+130.216.30.174 1
+130.216.30.173 2
+130.216.30.172 3
+130.216.30.171 1
+130.216.30.170 3
+10.19.99.253 0
+10.19.99.252 1
+10.19.99.251 2
+10.19.99.250 3
+
+130.216.30.181 0
+130.216.30.180 1
+130.216.30.179 3
+130.216.30.178 3
+130.216.30.177 0
+130.216.30.176 1
+130.216.30.175 0
+130.216.30.174 1
+130.216.30.173 0
+130.216.30.172 3
+130.216.30.171 2
+130.216.30.170 3
+10.19.99.253 0
+10.19.99.252 1
+10.19.99.251 0
+10.19.99.250 3
+
+130.216.30.181 0
+130.216.30.180 1
+130.216.30.179 2
+130.216.30.178 3
+130.216.30.177 0
+130.216.30.176 1
+130.216.30.175 0
+130.216.30.174 1
+130.216.30.173 0
+130.216.30.172 3
+130.216.30.171 1
+130.216.30.170 3
+10.19.99.253 0
+10.19.99.252 1
+10.19.99.251 0
+10.19.99.250 3
+
+130.216.30.181 0
+130.216.30.180 1
+130.216.30.179 2
+130.216.30.178 3
+130.216.30.177 0
+130.216.30.176 1
+130.216.30.175 0
+130.216.30.174 1
+130.216.30.173 0
+130.216.30.172 3
+130.216.30.171 1
+130.216.30.170 3
+10.19.99.253 0
+10.19.99.252 1
+10.19.99.251 0
+10.19.99.250 3
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.030.sh b/ctdb/tests/UNIT/takeover/lcp2.030.sh
new file mode 100755
index 0000000..87a7f58
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.030.sh
@@ -0,0 +1,1813 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "900 IPs, 5 nodes, 0 -> 5 healthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.10.90 0
+192.168.10.89 1
+192.168.10.88 2
+192.168.10.87 3
+192.168.10.86 4
+192.168.10.85 0
+192.168.10.84 1
+192.168.10.83 2
+192.168.10.82 3
+192.168.10.81 4
+192.168.10.80 0
+192.168.10.79 0
+192.168.10.78 1
+192.168.10.77 2
+192.168.10.76 3
+192.168.10.75 4
+192.168.10.74 1
+192.168.10.73 2
+192.168.10.72 3
+192.168.10.71 3
+192.168.10.70 4
+192.168.10.69 0
+192.168.10.68 1
+192.168.10.67 2
+192.168.10.66 4
+192.168.10.65 0
+192.168.10.64 1
+192.168.10.63 0
+192.168.10.62 1
+192.168.10.61 2
+192.168.10.60 3
+192.168.10.59 4
+192.168.10.58 2
+192.168.10.57 3
+192.168.10.56 0
+192.168.10.55 0
+192.168.10.54 1
+192.168.10.53 2
+192.168.10.52 3
+192.168.10.51 4
+192.168.10.50 1
+192.168.10.49 4
+192.168.10.48 2
+192.168.10.47 0
+192.168.10.46 1
+192.168.10.45 2
+192.168.10.44 3
+192.168.10.43 4
+192.168.10.42 2
+192.168.10.41 3
+192.168.10.40 1
+192.168.10.39 3
+192.168.10.38 4
+192.168.10.37 0
+192.168.10.36 1
+192.168.10.35 2
+192.168.10.34 4
+192.168.10.33 0
+192.168.10.32 3
+192.168.10.31 0
+192.168.10.30 1
+192.168.10.29 2
+192.168.10.28 3
+192.168.10.27 4
+192.168.10.26 3
+192.168.10.25 2
+192.168.10.24 0
+192.168.10.23 3
+192.168.10.22 4
+192.168.10.21 0
+192.168.10.20 1
+192.168.10.19 2
+192.168.10.18 4
+192.168.10.17 1
+192.168.10.16 4
+192.168.10.15 0
+192.168.10.14 1
+192.168.10.13 2
+192.168.10.12 3
+192.168.10.11 4
+192.168.10.10 2
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+192.168.10.7 0
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+192.168.10.3 4
+192.168.10.2 0
+192.168.10.1 1
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+192.168.9.89 1
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+192.168.9.70 4
+192.168.9.69 0
+192.168.9.68 1
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+192.168.9.66 4
+192.168.9.65 0
+192.168.9.64 1
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+192.168.9.39 0
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+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.031.sh b/ctdb/tests/UNIT/takeover/lcp2.031.sh
new file mode 100755
index 0000000..3a2cb79
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.031.sh
@@ -0,0 +1,143 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "12+4 IPs, 4 nodes, 3 -> 4 healthy"
+
+export CTDB_TEST_LOGLEVEL=DEBUG
+
+required_result <<EOF
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES (UNASSIGNED)
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [0]
+${TEST_DATE_STAMP} 1 [181370]
+${TEST_DATE_STAMP} 2 [128630]
+${TEST_DATE_STAMP} 3 [128881]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 1 [181370]
+${TEST_DATE_STAMP} 1 [-64566] -> 130.216.30.178 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-64566] -> 130.216.30.176 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-64315] -> 130.216.30.175 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-64315] -> 130.216.30.171 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-52489] -> 10.19.99.253 -> 0 [+0]
+${TEST_DATE_STAMP} 1 [-52489] -> 10.19.99.250 -> 0 [+0]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}1 [-64566] -> 130.216.30.178 -> 0 [+0]
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [0]
+${TEST_DATE_STAMP} 1 [116804]
+${TEST_DATE_STAMP} 2 [128630]
+${TEST_DATE_STAMP} 3 [128881]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 3 [128881]
+${TEST_DATE_STAMP} 3 [-55099] -> 130.216.30.180 -> 0 [+15625]
+${TEST_DATE_STAMP} 3 [-55099] -> 130.216.30.177 -> 0 [+15876]
+${TEST_DATE_STAMP} 3 [-55350] -> 130.216.30.174 -> 0 [+15129]
+${TEST_DATE_STAMP} 3 [-55350] -> 130.216.30.173 -> 0 [+15129]
+${TEST_DATE_STAMP} 3 [-36864] -> 10.19.99.252 -> 0 [+9216]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}3 [-55350] -> 130.216.30.174 -> 0 [+15129]
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [15129]
+${TEST_DATE_STAMP} 1 [116804]
+${TEST_DATE_STAMP} 2 [128630]
+${TEST_DATE_STAMP} 3 [73531]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 2 [128630]
+${TEST_DATE_STAMP} 2 [-55099] -> 130.216.30.181 -> 0 [+30754]
+${TEST_DATE_STAMP} 2 [-55099] -> 130.216.30.179 -> 0 [+31258]
+${TEST_DATE_STAMP} 2 [-55099] -> 130.216.30.172 -> 0 [+31005]
+${TEST_DATE_STAMP} 2 [-55099] -> 130.216.30.170 -> 0 [+30754]
+${TEST_DATE_STAMP} 2 [-36864] -> 10.19.99.251 -> 0 [+18432]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}2 [-55099] -> 130.216.30.181 -> 0 [+30754]
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [45883]
+${TEST_DATE_STAMP} 1 [116804]
+${TEST_DATE_STAMP} 2 [73531]
+${TEST_DATE_STAMP} 3 [73531]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 1 [116804]
+${TEST_DATE_STAMP} 1 [-48690] -> 130.216.30.176 -> 0 [+46630]
+${TEST_DATE_STAMP} 1 [-49186] -> 130.216.30.175 -> 0 [+46387]
+${TEST_DATE_STAMP} 1 [-49186] -> 130.216.30.171 -> 0 [+45883]
+${TEST_DATE_STAMP} 1 [-43273] -> 10.19.99.253 -> 0 [+27648]
+${TEST_DATE_STAMP} 1 [-43273] -> 10.19.99.250 -> 0 [+27648]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP}1 [-43273] -> 10.19.99.253 -> 0 [+27648]
+${TEST_DATE_STAMP}+++++++++++++++++++++++++++++++++++++++++
+${TEST_DATE_STAMP}Selecting most imbalanced node from:
+${TEST_DATE_STAMP} 0 [73531]
+${TEST_DATE_STAMP} 1 [73531]
+${TEST_DATE_STAMP} 2 [73531]
+${TEST_DATE_STAMP} 3 [73531]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 0 [73531]
+${TEST_DATE_STAMP} 0 [-39970] -> 130.216.30.181 -> 0 [+39970]
+${TEST_DATE_STAMP} 0 [-39970] -> 130.216.30.178 -> 0 [+39970]
+${TEST_DATE_STAMP} 0 [-39474] -> 130.216.30.174 -> 0 [+39474]
+${TEST_DATE_STAMP} 0 [-27648] -> 10.19.99.253 -> 0 [+27648]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 1 [73531]
+${TEST_DATE_STAMP} 1 [-39474] -> 130.216.30.176 -> 0 [+55846]
+${TEST_DATE_STAMP} 1 [-39970] -> 130.216.30.175 -> 0 [+55603]
+${TEST_DATE_STAMP} 1 [-39970] -> 130.216.30.171 -> 0 [+55099]
+${TEST_DATE_STAMP} 1 [-27648] -> 10.19.99.250 -> 0 [+43273]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 2 [73531]
+${TEST_DATE_STAMP} 2 [-39474] -> 130.216.30.179 -> 0 [+56099]
+${TEST_DATE_STAMP} 2 [-39970] -> 130.216.30.172 -> 0 [+55350]
+${TEST_DATE_STAMP} 2 [-39970] -> 130.216.30.170 -> 0 [+55099]
+${TEST_DATE_STAMP} 2 [-27648] -> 10.19.99.251 -> 0 [+43273]
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} ----------------------------------------
+${TEST_DATE_STAMP} CONSIDERING MOVES FROM 3 [73531]
+${TEST_DATE_STAMP} 3 [-39970] -> 130.216.30.180 -> 0 [+56099]
+${TEST_DATE_STAMP} 3 [-39970] -> 130.216.30.177 -> 0 [+55846]
+${TEST_DATE_STAMP} 3 [-39474] -> 130.216.30.173 -> 0 [+55350]
+${TEST_DATE_STAMP} 3 [-27648] -> 10.19.99.252 -> 0 [+43777]
+${TEST_DATE_STAMP} ----------------------------------------
+130.216.30.181 0
+130.216.30.180 3
+130.216.30.179 2
+130.216.30.178 0
+130.216.30.177 3
+130.216.30.176 1
+130.216.30.175 1
+130.216.30.174 0
+130.216.30.173 3
+130.216.30.172 2
+130.216.30.171 1
+130.216.30.170 2
+10.19.99.253 0
+10.19.99.252 3
+10.19.99.251 2
+10.19.99.250 1
+EOF
+
+simple_test 0,0,0,0 <<EOF
+10.19.99.250 1
+10.19.99.251 2
+10.19.99.252 3
+10.19.99.253 1
+130.216.30.170 2
+130.216.30.171 1
+130.216.30.172 2
+130.216.30.173 3
+130.216.30.174 3
+130.216.30.175 1
+130.216.30.176 1
+130.216.30.177 3
+130.216.30.178 1
+130.216.30.179 2
+130.216.30.180 3
+130.216.30.181 2
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.032.sh b/ctdb/tests/UNIT/takeover/lcp2.032.sh
new file mode 100755
index 0000000..fa032f4
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.032.sh
@@ -0,0 +1,450 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "12+4 IPs, 4 nodes, multiple transitions"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+set -e
+
+echo "Node 3 stopped -> continue node 3, all healthy"
+
+required_result <<EOF
+130.216.30.181 2
+130.216.30.180 3
+130.216.30.179 2
+130.216.30.178 1
+130.216.30.177 3
+130.216.30.176 0
+130.216.30.175 1
+130.216.30.174 0
+130.216.30.173 3
+130.216.30.172 2
+130.216.30.171 1
+130.216.30.170 0
+10.19.99.253 1
+10.19.99.252 3
+10.19.99.251 2
+10.19.99.250 0
+EOF
+
+simple_test 0,0,0,0 <<EOF
+10.19.99.250 0
+10.19.99.251 2
+10.19.99.252 0
+10.19.99.253 1
+130.216.30.170 0
+130.216.30.171 1
+130.216.30.172 2
+130.216.30.173 2
+130.216.30.174 0
+130.216.30.175 1
+130.216.30.176 0
+130.216.30.177 0
+130.216.30.178 1
+130.216.30.179 2
+130.216.30.180 1
+130.216.30.181 2
+EOF
+
+echo "All healthy -> stop node 0"
+
+required_result <<EOF
+130.216.30.181 2
+130.216.30.180 3
+130.216.30.179 2
+130.216.30.178 1
+130.216.30.177 3
+130.216.30.176 1
+130.216.30.175 1
+130.216.30.174 3
+130.216.30.173 3
+130.216.30.172 2
+130.216.30.171 1
+130.216.30.170 2
+10.19.99.253 1
+10.19.99.252 3
+10.19.99.251 2
+10.19.99.250 1
+EOF
+
+simple_test 0x20,0,0,0 <<EOF
+$_out
+EOF
+
+echo "Continue node 0, all healthy"
+
+required_result <<EOF
+130.216.30.181 0
+130.216.30.180 3
+130.216.30.179 2
+130.216.30.178 0
+130.216.30.177 3
+130.216.30.176 1
+130.216.30.175 1
+130.216.30.174 0
+130.216.30.173 3
+130.216.30.172 2
+130.216.30.171 1
+130.216.30.170 2
+10.19.99.253 0
+10.19.99.252 3
+10.19.99.251 2
+10.19.99.250 1
+EOF
+
+simple_test 0,0,0,0 <<EOF
+$_out
+EOF
+
+echo "All healthy -> stop node 1"
+
+required_result <<EOF
+130.216.30.181 0
+130.216.30.180 3
+130.216.30.179 2
+130.216.30.178 0
+130.216.30.177 3
+130.216.30.176 2
+130.216.30.175 0
+130.216.30.174 0
+130.216.30.173 3
+130.216.30.172 2
+130.216.30.171 3
+130.216.30.170 2
+10.19.99.253 0
+10.19.99.252 3
+10.19.99.251 2
+10.19.99.250 0
+EOF
+
+simple_test 0,0x20,0,0 <<EOF
+$_out
+EOF
+
+echo "Continue node 1, all healthy"
+
+required_result <<EOF
+130.216.30.181 0
+130.216.30.180 1
+130.216.30.179 1
+130.216.30.178 0
+130.216.30.177 3
+130.216.30.176 2
+130.216.30.175 1
+130.216.30.174 0
+130.216.30.173 3
+130.216.30.172 2
+130.216.30.171 3
+130.216.30.170 2
+10.19.99.253 1
+10.19.99.252 3
+10.19.99.251 2
+10.19.99.250 0
+EOF
+
+simple_test 0,0,0,0 <<EOF
+$_out
+EOF
+
+echo "All healthy -> Stop node 2"
+
+required_result <<EOF
+130.216.30.181 0
+130.216.30.180 1
+130.216.30.179 1
+130.216.30.178 0
+130.216.30.177 3
+130.216.30.176 3
+130.216.30.175 1
+130.216.30.174 0
+130.216.30.173 3
+130.216.30.172 1
+130.216.30.171 3
+130.216.30.170 0
+10.19.99.253 1
+10.19.99.252 3
+10.19.99.251 1
+10.19.99.250 0
+EOF
+
+simple_test 0,0,0x20,0 <<EOF
+$_out
+EOF
+
+echo "Continue node 2, all healthy"
+
+required_result <<EOF
+130.216.30.181 2
+130.216.30.180 1
+130.216.30.179 1
+130.216.30.178 0
+130.216.30.177 2
+130.216.30.176 3
+130.216.30.175 2
+130.216.30.174 0
+130.216.30.173 3
+130.216.30.172 1
+130.216.30.171 3
+130.216.30.170 0
+10.19.99.253 2
+10.19.99.252 3
+10.19.99.251 1
+10.19.99.250 0
+EOF
+
+simple_test 0,0,0,0 <<EOF
+$_out
+EOF
+
+echo "All healthy -> stop node 3"
+
+required_result <<EOF
+130.216.30.181 2
+130.216.30.180 1
+130.216.30.179 1
+130.216.30.178 0
+130.216.30.177 2
+130.216.30.176 0
+130.216.30.175 2
+130.216.30.174 0
+130.216.30.173 2
+130.216.30.172 1
+130.216.30.171 1
+130.216.30.170 0
+10.19.99.253 2
+10.19.99.252 0
+10.19.99.251 1
+10.19.99.250 0
+EOF
+
+simple_test 0,0,0,0x20 <<EOF
+$_out
+EOF
+
+echo "Continue node 3, all healthy"
+
+required_result <<EOF
+130.216.30.181 2
+130.216.30.180 3
+130.216.30.179 1
+130.216.30.178 3
+130.216.30.177 2
+130.216.30.176 0
+130.216.30.175 3
+130.216.30.174 0
+130.216.30.173 2
+130.216.30.172 1
+130.216.30.171 1
+130.216.30.170 0
+10.19.99.253 2
+10.19.99.252 3
+10.19.99.251 1
+10.19.99.250 0
+EOF
+
+simple_test 0,0,0,0 <<EOF
+$_out
+EOF
+
+echo "All healthy -> node 0 stopped"
+
+required_result <<EOF
+130.216.30.181 2
+130.216.30.180 3
+130.216.30.179 1
+130.216.30.178 3
+130.216.30.177 2
+130.216.30.176 1
+130.216.30.175 3
+130.216.30.174 2
+130.216.30.173 2
+130.216.30.172 1
+130.216.30.171 1
+130.216.30.170 3
+10.19.99.253 2
+10.19.99.252 3
+10.19.99.251 1
+10.19.99.250 2
+EOF
+
+simple_test 0x20,0,0,0 <<EOF
+$_out
+EOF
+
+echo "Continue node 0, all healthy"
+
+required_result <<EOF
+130.216.30.181 2
+130.216.30.180 0
+130.216.30.179 0
+130.216.30.178 3
+130.216.30.177 2
+130.216.30.176 1
+130.216.30.175 3
+130.216.30.174 0
+130.216.30.173 2
+130.216.30.172 1
+130.216.30.171 1
+130.216.30.170 3
+10.19.99.253 0
+10.19.99.252 3
+10.19.99.251 1
+10.19.99.250 2
+EOF
+
+simple_test 0,0,0,0 <<EOF
+$_out
+EOF
+
+echo "All healthy -> node 1 stopped"
+
+required_result <<EOF
+130.216.30.181 2
+130.216.30.180 0
+130.216.30.179 0
+130.216.30.178 3
+130.216.30.177 2
+130.216.30.176 3
+130.216.30.175 3
+130.216.30.174 0
+130.216.30.173 2
+130.216.30.172 0
+130.216.30.171 2
+130.216.30.170 3
+10.19.99.253 0
+10.19.99.252 3
+10.19.99.251 0
+10.19.99.250 2
+EOF
+
+simple_test 0,0x20,0,0 <<EOF
+$_out
+EOF
+
+echo "Continue node 1, all healthy"
+
+required_result <<EOF
+130.216.30.181 1
+130.216.30.180 0
+130.216.30.179 0
+130.216.30.178 1
+130.216.30.177 2
+130.216.30.176 3
+130.216.30.175 3
+130.216.30.174 1
+130.216.30.173 2
+130.216.30.172 0
+130.216.30.171 2
+130.216.30.170 3
+10.19.99.253 1
+10.19.99.252 3
+10.19.99.251 0
+10.19.99.250 2
+EOF
+
+simple_test 0,0,0,0 <<EOF
+$_out
+EOF
+
+echo "All healthy -> node 2 stopped"
+
+required_result <<EOF
+130.216.30.181 1
+130.216.30.180 0
+130.216.30.179 0
+130.216.30.178 1
+130.216.30.177 3
+130.216.30.176 3
+130.216.30.175 3
+130.216.30.174 1
+130.216.30.173 1
+130.216.30.172 0
+130.216.30.171 0
+130.216.30.170 3
+10.19.99.253 1
+10.19.99.252 3
+10.19.99.251 0
+10.19.99.250 1
+EOF
+
+simple_test 0,0,0x20,0 <<EOF
+$_out
+EOF
+
+echo "Continue node 2, all healthy"
+
+required_result <<EOF
+130.216.30.181 1
+130.216.30.180 2
+130.216.30.179 0
+130.216.30.178 1
+130.216.30.177 2
+130.216.30.176 3
+130.216.30.175 3
+130.216.30.174 2
+130.216.30.173 1
+130.216.30.172 0
+130.216.30.171 0
+130.216.30.170 3
+10.19.99.253 2
+10.19.99.252 3
+10.19.99.251 0
+10.19.99.250 1
+EOF
+
+simple_test 0,0,0,0 <<EOF
+$_out
+EOF
+
+echo "All healthy -> node 3 stopped"
+
+required_result <<EOF
+130.216.30.181 1
+130.216.30.180 2
+130.216.30.179 0
+130.216.30.178 1
+130.216.30.177 2
+130.216.30.176 0
+130.216.30.175 2
+130.216.30.174 2
+130.216.30.173 1
+130.216.30.172 0
+130.216.30.171 0
+130.216.30.170 1
+10.19.99.253 2
+10.19.99.252 0
+10.19.99.251 0
+10.19.99.250 1
+EOF
+
+simple_test 0,0,0,0x20 <<EOF
+$_out
+EOF
+
+echo "Continue node 3, all healthy"
+
+required_result <<EOF
+130.216.30.181 3
+130.216.30.180 2
+130.216.30.179 3
+130.216.30.178 1
+130.216.30.177 2
+130.216.30.176 0
+130.216.30.175 3
+130.216.30.174 2
+130.216.30.173 1
+130.216.30.172 0
+130.216.30.171 0
+130.216.30.170 1
+10.19.99.253 2
+10.19.99.252 3
+10.19.99.251 0
+10.19.99.250 1
+EOF
+
+simple_test 0,0,0,0 <<EOF
+$_out
+EOF
+
diff --git a/ctdb/tests/UNIT/takeover/lcp2.033.sh b/ctdb/tests/UNIT/takeover/lcp2.033.sh
new file mode 100755
index 0000000..206699a
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.033.sh
@@ -0,0 +1,74 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "12+4 IPs, 4 nodes, 2 -> 3 -> 4 healthy"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+set -e
+
+echo "Nodes 2, 3 disconnected -> node 2 attaches"
+
+required_result <<EOF
+130.216.30.181 2
+130.216.30.180 0
+130.216.30.179 2
+130.216.30.178 1
+130.216.30.177 0
+130.216.30.176 1
+130.216.30.175 0
+130.216.30.174 2
+130.216.30.173 1
+130.216.30.172 2
+130.216.30.171 1
+130.216.30.170 0
+10.19.99.253 2
+10.19.99.252 0
+10.19.99.251 1
+10.19.99.250 0
+EOF
+
+simple_test 0,0,0,1 <<EOF
+10.19.99.253 1
+10.19.99.252 0
+10.19.99.251 1
+10.19.99.250 0
+130.216.30.181 1
+130.216.30.180 0
+130.216.30.179 0
+130.216.30.178 1
+130.216.30.177 0
+130.216.30.176 1
+130.216.30.175 0
+130.216.30.174 1
+130.216.30.173 1
+130.216.30.172 0
+130.216.30.171 1
+130.216.30.170 0
+EOF
+
+echo "Node 3 attaches"
+
+required_result <<EOF
+130.216.30.181 2
+130.216.30.180 3
+130.216.30.179 3
+130.216.30.178 1
+130.216.30.177 0
+130.216.30.176 1
+130.216.30.175 0
+130.216.30.174 2
+130.216.30.173 3
+130.216.30.172 2
+130.216.30.171 1
+130.216.30.170 0
+10.19.99.253 2
+10.19.99.252 3
+10.19.99.251 1
+10.19.99.250 0
+EOF
+
+simple_test 0,0,0,0 <<EOF
+$_out
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.034.sh b/ctdb/tests/UNIT/takeover/lcp2.034.sh
new file mode 100755
index 0000000..6cea2d5
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.034.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 1 without IP addresses"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.140.4 0
+192.168.140.3 1
+192.168.140.2 0
+192.168.140.1 1
+EOF
+
+simple_test 0,0,0 <<EOF
+192.168.140.1 -1 0,1
+192.168.140.2 -1 0,1
+192.168.140.3 -1 0,1
+192.168.140.4 -1 0,1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/lcp2.035.sh b/ctdb/tests/UNIT/takeover/lcp2.035.sh
new file mode 100755
index 0000000..2bb58f5
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/lcp2.035.sh
@@ -0,0 +1,1813 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "900 IPs, all 5 nodes healthy, all assigned, no-op"
+
+export CTDB_TEST_LOGLEVEL=ERR
+
+required_result <<EOF
+192.168.10.90 0
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+192.168.1.42 2
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+192.168.1.38 4
+192.168.1.37 0
+192.168.1.36 1
+192.168.1.35 2
+192.168.1.34 4
+192.168.1.33 1
+192.168.1.32 3
+192.168.1.31 0
+192.168.1.30 1
+192.168.1.29 2
+192.168.1.28 3
+192.168.1.27 4
+192.168.1.26 2
+192.168.1.25 3
+192.168.1.24 0
+192.168.1.23 3
+192.168.1.22 4
+192.168.1.21 0
+192.168.1.20 1
+192.168.1.19 2
+192.168.1.18 4
+192.168.1.17 1
+192.168.1.16 4
+192.168.1.15 0
+192.168.1.14 1
+192.168.1.13 2
+192.168.1.12 3
+192.168.1.11 4
+192.168.1.10 2
+192.168.1.9 3
+192.168.1.8 0
+192.168.1.7 3
+192.168.1.6 4
+192.168.1.5 0
+192.168.1.4 1
+192.168.1.3 2
+192.168.1.2 4
+192.168.1.1 1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/nondet.001.sh b/ctdb/tests/UNIT/takeover/nondet.001.sh
new file mode 100755
index 0000000..5f838ee
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/nondet.001.sh
@@ -0,0 +1,35 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 1 healthy"
+
+required_result <<EOF
+${TEST_DATE_STAMP}Unassign IP: 192.168.21.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.21.252 from 0
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.252 from 0
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.250 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.249 from 0
+192.168.21.254 2
+192.168.21.253 2
+192.168.21.252 2
+192.168.20.254 2
+192.168.20.253 2
+192.168.20.252 2
+192.168.20.251 2
+192.168.20.250 2
+192.168.20.249 2
+EOF
+
+simple_test 2,2,0 <<EOF
+192.168.20.249 0
+192.168.20.250 1
+192.168.20.251 2
+192.168.20.252 0
+192.168.20.253 1
+192.168.20.254 2
+192.168.21.252 0
+192.168.21.253 1
+192.168.21.254 2
+EOF
diff --git a/ctdb/tests/UNIT/takeover/nondet.002.sh b/ctdb/tests/UNIT/takeover/nondet.002.sh
new file mode 100755
index 0000000..bc80f5c
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/nondet.002.sh
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 2 healthy"
+
+required_result <<EOF
+${TEST_DATE_STAMP}Unassign IP: 192.168.21.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.253 from 1
+${TEST_DATE_STAMP}Unassign IP: 192.168.20.250 from 1
+192.168.21.254 2
+192.168.21.253 0
+192.168.21.252 0
+192.168.20.254 2
+192.168.20.253 2
+192.168.20.252 0
+192.168.20.251 2
+192.168.20.250 0
+192.168.20.249 0
+EOF
+
+simple_test 0,2,0 <<EOF
+192.168.20.249 0
+192.168.20.250 1
+192.168.20.251 2
+192.168.20.252 0
+192.168.20.253 1
+192.168.20.254 2
+192.168.21.252 0
+192.168.21.253 1
+192.168.21.254 2
+EOF
diff --git a/ctdb/tests/UNIT/takeover/nondet.003.sh b/ctdb/tests/UNIT/takeover/nondet.003.sh
new file mode 100755
index 0000000..2a9dfb4
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/nondet.003.sh
@@ -0,0 +1,29 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "3 nodes, 1 -> all healthy"
+
+required_result <<EOF
+192.168.21.254 0
+192.168.21.253 2
+192.168.21.252 0
+192.168.20.254 2
+192.168.20.253 0
+192.168.20.252 2
+192.168.20.251 1
+192.168.20.250 1
+192.168.20.249 1
+EOF
+
+simple_test 0,0,0 <<EOF
+192.168.20.249 1
+192.168.20.250 1
+192.168.20.251 1
+192.168.20.252 1
+192.168.20.253 1
+192.168.20.254 1
+192.168.21.252 1
+192.168.21.253 1
+192.168.21.254 1
+EOF
diff --git a/ctdb/tests/UNIT/takeover/scripts/local.sh b/ctdb/tests/UNIT/takeover/scripts/local.sh
new file mode 100644
index 0000000..0db3d90
--- /dev/null
+++ b/ctdb/tests/UNIT/takeover/scripts/local.sh
@@ -0,0 +1,30 @@
+# Hey Emacs, this is a -*- shell-script -*- !!! :-)
+
+test_prog="ctdb_takeover_tests ipalloc"
+
+define_test ()
+{
+ _f=$(basename "$0" ".sh")
+
+ export CTDB_IP_ALGORITHM="${_f%%.*}"
+ case "$CTDB_IP_ALGORITHM" in
+ lcp2|nondet|det) : ;;
+ *) die "Unknown algorithm for testcase \"$_f\"" ;;
+ esac
+
+ printf "%-12s - %s\n" "$_f" "$1"
+}
+
+extra_footer ()
+{
+ cat <<EOF
+--------------------------------------------------
+Algorithm: $CTDB_IP_ALGORITHM
+--------------------------------------------------
+EOF
+}
+
+simple_test ()
+{
+ unit_test $VALGRIND $test_prog "$@"
+}