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-rw-r--r--cmd/zpool/zpool_main.c43
-rw-r--r--include/zfs_comutil.h2
-rw-r--r--module/zcommon/zfs_comutil.c8
-rw-r--r--module/zfs/spa.c2
-rwxr-xr-xtests/zfs-tests/tests/functional/cli_root/zpool_add/zpool_add_003_pos.ksh69
5 files changed, 81 insertions, 43 deletions
diff --git a/cmd/zpool/zpool_main.c b/cmd/zpool/zpool_main.c
index f7696caac..77c826ba8 100644
--- a/cmd/zpool/zpool_main.c
+++ b/cmd/zpool/zpool_main.c
@@ -936,20 +936,35 @@ zpool_do_add(int argc, char **argv)
print_vdev_tree(zhp, NULL, nvroot, 0, "", name_flags);
/* print other classes: 'dedup', 'special', and 'log' */
- print_vdev_tree(zhp, "dedup", poolnvroot, 0,
- VDEV_ALLOC_BIAS_DEDUP, name_flags);
- print_vdev_tree(zhp, NULL, nvroot, 0, VDEV_ALLOC_BIAS_DEDUP,
- name_flags);
-
- print_vdev_tree(zhp, "special", poolnvroot, 0,
- VDEV_ALLOC_BIAS_SPECIAL, name_flags);
- print_vdev_tree(zhp, NULL, nvroot, 0, VDEV_ALLOC_BIAS_SPECIAL,
- name_flags);
-
- print_vdev_tree(zhp, "logs", poolnvroot, 0, VDEV_ALLOC_BIAS_LOG,
- name_flags);
- print_vdev_tree(zhp, NULL, nvroot, 0, VDEV_ALLOC_BIAS_LOG,
- name_flags);
+ if (zfs_special_devs(poolnvroot, VDEV_ALLOC_BIAS_DEDUP)) {
+ print_vdev_tree(zhp, "dedup", poolnvroot, 0,
+ VDEV_ALLOC_BIAS_DEDUP, name_flags);
+ print_vdev_tree(zhp, NULL, nvroot, 0,
+ VDEV_ALLOC_BIAS_DEDUP, name_flags);
+ } else if (zfs_special_devs(nvroot, VDEV_ALLOC_BIAS_DEDUP)) {
+ print_vdev_tree(zhp, "dedup", nvroot, 0,
+ VDEV_ALLOC_BIAS_DEDUP, name_flags);
+ }
+
+ if (zfs_special_devs(poolnvroot, VDEV_ALLOC_BIAS_SPECIAL)) {
+ print_vdev_tree(zhp, "special", poolnvroot, 0,
+ VDEV_ALLOC_BIAS_SPECIAL, name_flags);
+ print_vdev_tree(zhp, NULL, nvroot, 0,
+ VDEV_ALLOC_BIAS_SPECIAL, name_flags);
+ } else if (zfs_special_devs(nvroot, VDEV_ALLOC_BIAS_SPECIAL)) {
+ print_vdev_tree(zhp, "special", nvroot, 0,
+ VDEV_ALLOC_BIAS_SPECIAL, name_flags);
+ }
+
+ if (num_logs(poolnvroot) > 0) {
+ print_vdev_tree(zhp, "logs", poolnvroot, 0,
+ VDEV_ALLOC_BIAS_LOG, name_flags);
+ print_vdev_tree(zhp, NULL, nvroot, 0,
+ VDEV_ALLOC_BIAS_LOG, name_flags);
+ } else if (num_logs(nvroot) > 0) {
+ print_vdev_tree(zhp, "logs", nvroot, 0,
+ VDEV_ALLOC_BIAS_LOG, name_flags);
+ }
/* Do the same for the caches */
if (nvlist_lookup_nvlist_array(poolnvroot, ZPOOL_CONFIG_L2CACHE,
diff --git a/include/zfs_comutil.h b/include/zfs_comutil.h
index 7cdc6d693..17b07d9e4 100644
--- a/include/zfs_comutil.h
+++ b/include/zfs_comutil.h
@@ -34,7 +34,7 @@ extern "C" {
#endif
extern boolean_t zfs_allocatable_devs(nvlist_t *);
-extern boolean_t zfs_special_devs(nvlist_t *);
+extern boolean_t zfs_special_devs(nvlist_t *, char *);
extern void zpool_get_load_policy(nvlist_t *, zpool_load_policy_t *);
extern int zfs_zpl_version_map(int spa_version);
diff --git a/module/zcommon/zfs_comutil.c b/module/zcommon/zfs_comutil.c
index a3ff7d8e6..1cec60ac1 100644
--- a/module/zcommon/zfs_comutil.c
+++ b/module/zcommon/zfs_comutil.c
@@ -68,7 +68,7 @@ zfs_allocatable_devs(nvlist_t *nv)
* Are there special vdevs?
*/
boolean_t
-zfs_special_devs(nvlist_t *nv)
+zfs_special_devs(nvlist_t *nv, char *type)
{
char *bias;
uint_t c;
@@ -84,7 +84,11 @@ zfs_special_devs(nvlist_t *nv)
&bias) == 0) {
if (strcmp(bias, VDEV_ALLOC_BIAS_SPECIAL) == 0 ||
strcmp(bias, VDEV_ALLOC_BIAS_DEDUP) == 0) {
- return (B_TRUE);
+ if (type != NULL && strcmp(bias, type) == 0) {
+ return (B_TRUE);
+ } else if (type == NULL) {
+ return (B_TRUE);
+ }
}
}
}
diff --git a/module/zfs/spa.c b/module/zfs/spa.c
index 6cadefe91..39b59d5ce 100644
--- a/module/zfs/spa.c
+++ b/module/zfs/spa.c
@@ -5690,7 +5690,7 @@ spa_create(const char *pool, nvlist_t *nvroot, nvlist_t *props,
return (error);
}
}
- if (!has_allocclass && zfs_special_devs(nvroot)) {
+ if (!has_allocclass && zfs_special_devs(nvroot, NULL)) {
spa_deactivate(spa);
spa_remove(spa);
mutex_exit(&spa_namespace_lock);
diff --git a/tests/zfs-tests/tests/functional/cli_root/zpool_add/zpool_add_003_pos.ksh b/tests/zfs-tests/tests/functional/cli_root/zpool_add/zpool_add_003_pos.ksh
index cfdc29d95..f27004130 100755
--- a/tests/zfs-tests/tests/functional/cli_root/zpool_add/zpool_add_003_pos.ksh
+++ b/tests/zfs-tests/tests/functional/cli_root/zpool_add/zpool_add_003_pos.ksh
@@ -34,26 +34,23 @@
#
# DESCRIPTION:
-# 'zpool add -n <pool> <vdev> ...' can display the configuration without
-# adding the specified devices to given pool
+# 'zpool add -n <pool> <vdev> ...' can display the configuration without adding
+# the specified devices to given pool
#
# STRATEGY:
-# 1. Create a storage pool
-# 2. Use -n to add a device to the pool
-# 3. Verify the device is not added actually
+# 1. Create a storage pool
+# 2. Use -n to add devices to the pool
+# 3. Verify the devices are not added actually
+# 4. Add devices to the pool for real this time, verify the vdev tree is the
+# same printed by the dryrun iteration
#
verify_runnable "global"
function cleanup
{
- poolexists $TESTPOOL && \
- destroy_pool $TESTPOOL
-
- partition_cleanup
-
- [[ -e $tmpfile ]] && \
- log_must rm -f $tmpfile
+ destroy_pool $TESTPOOL
+ rm -f $TMPFILE_PREFIX* $VDEV_PREFIX*
}
log_assert "'zpool add -n <pool> <vdev> ...' can display the configuration" \
@@ -61,18 +58,40 @@ log_assert "'zpool add -n <pool> <vdev> ...' can display the configuration" \
log_onexit cleanup
-tmpfile="$TEST_BASE_DIR/zpool_add_003.tmp$$"
-
-create_pool "$TESTPOOL" "${disk}${SLICE_PREFIX}${SLICE0}"
-log_must poolexists "$TESTPOOL"
+typeset TMPFILE_PREFIX="$TEST_BASE_DIR/zpool_add_003"
+typeset STR_DRYRUN="would update '$TESTPOOL' to the following configuration:"
+typeset VDEV_PREFIX="$TEST_BASE_DIR/filedev"
+typeset -a VDEV_TYPES=("" "dedup" "special" "log" "cache")
-zpool add -n "$TESTPOOL" ${disk}${SLICE_PREFIX}${SLICE1} > $tmpfile
+vdevs=""
+config=""
-log_mustnot vdevs_in_pool "$TESTPOOL" "${disk}${SLICE_PREFIX}${SLICE1}"
-
-str="would update '$TESTPOOL' to the following configuration:"
-cat $tmpfile | grep "$str" >/dev/null 2>&1
-(( $? != 0 )) && \
- log_fail "'zpool add -n <pool> <vdev> ...' is executed as unexpected"
-
-log_pass "'zpool add -n <pool> <vdev> ...'executes successfully."
+# 1. Create a storage pool
+log_must truncate -s $SPA_MINDEVSIZE "$VDEV_PREFIX-root"
+log_must zpool create "$TESTPOOL" "$VDEV_PREFIX-root"
+log_must poolexists "$TESTPOOL"
+for vdevtype in "${VDEV_TYPES[@]}"; do
+ log_must truncate -s $SPA_MINDEVSIZE "$VDEV_PREFIX-$vdevtype"
+ vdevs="$vdevs $VDEV_PREFIX-$vdevtype"
+ config="$config $vdevtype $VDEV_PREFIX-$vdevtype"
+done
+
+# 2. Use -n to add devices to the pool
+log_must eval "zpool add -f -n $TESTPOOL $config > $TMPFILE_PREFIX-dryrun"
+log_must grep -q "$STR_DRYRUN" "$TMPFILE_PREFIX-dryrun"
+
+# 3. Verify the devices are not added actually
+for vdev in $vdevs; do
+ log_mustnot vdevs_in_pool "$TESTPOOL" "$vdev"
+done
+
+# 4. Add devices to the pool for real this time, verify the vdev tree is the
+# same printed by the dryrun iteration
+log_must zpool add -f $TESTPOOL $config
+zpool status $TESTPOOL | awk 'NR == 1, /NAME/ { next } /^$/ {exit}
+ {print $1}' > "$TMPFILE_PREFIX-vdevtree"
+cat "$TMPFILE_PREFIX-dryrun" | awk 'NR == 1, /would/ {next}
+ {print $1}' > "$TMPFILE_PREFIX-vdevtree-n"
+log_must eval "diff $TMPFILE_PREFIX-vdevtree-n $TMPFILE_PREFIX-vdevtree"
+
+log_pass "'zpool add -n <pool> <vdev> ...' executes successfully."