From bde1ad97f8739f8370a2bbb92229b1b397ecd82c Mon Sep 17 00:00:00 2001
From: karthik-us <[email protected]>
Date: Tue, 8 Dec 2020 19:06:03 +0530
Subject: [PATCH 492/511] afr/lookup: Pass xattr_req in while doing a selfheal
 in lookup

We were not passing xattr_req when doing a name self heal
as well as a meta data heal. Because of this, some xdata
was missing which causes i/o errors

Upstream patch details:
> Change-Id: Ibfb1205a7eb0195632dc3820116ffbbb8043545f
> Fixes: bz#1728770
> Signed-off-by: Mohammed Rafi KC <[email protected]>
Upstream Patch : https://review.gluster.org/#/c/glusterfs/+/23024/

BUG: 1726673
Change-Id: Ibfb1205a7eb0195632dc3820116ffbbb8043545f
Signed-off-by: karthik-us <[email protected]>
Reviewed-on: https://code.engineering.redhat.com/gerrit/220538
Tested-by: RHGS Build Bot <[email protected]>
Reviewed-by: Sunil Kumar Heggodu Gopala Acharya <[email protected]>
---
 tests/bugs/replicate/bug-1728770-pass-xattrs.t | 52 ++++++++++++++++++++++++++
 tests/include.rc                               |  1 +
 xlators/cluster/afr/src/afr-common.c           |  8 +++-
 xlators/cluster/afr/src/afr-self-heal-common.c |  9 ++++-
 xlators/cluster/afr/src/afr-self-heal.h        |  2 +-
 5 files changed, 67 insertions(+), 5 deletions(-)
 create mode 100644 tests/bugs/replicate/bug-1728770-pass-xattrs.t

diff --git a/tests/bugs/replicate/bug-1728770-pass-xattrs.t b/tests/bugs/replicate/bug-1728770-pass-xattrs.t
new file mode 100644
index 0000000..159c4fc
--- /dev/null
+++ b/tests/bugs/replicate/bug-1728770-pass-xattrs.t
@@ -0,0 +1,52 @@
+#!/bin/bash
+
+. $(dirname $0)/../../include.rc
+. $(dirname $0)/../../volume.rc
+. $(dirname $0)/../../snapshot.rc
+
+cleanup;
+
+function fop_on_bad_disk {
+    local path=$1
+    mkdir $path/dir{1..1000} 2>/dev/null
+    mv $path/dir1 $path/newdir
+    touch $path/foo.txt
+    echo $?
+}
+
+function ls_fop_on_bad_disk {
+    local path=$1
+    ls $path
+    echo $?
+}
+
+TEST init_n_bricks 6;
+TEST setup_lvm 6;
+
+TEST glusterd;
+TEST pidof glusterd;
+
+TEST $CLI volume create $V0 replica 3 $H0:$L1 $H0:$L2 $H0:$L3 $H0:$L4 $H0:$L5 $H0:$L6;
+TEST $CLI volume set $V0 health-check-interval 1000;
+
+TEST $CLI volume start $V0;
+
+TEST $GFS --volfile-server=$H0 --volfile-id=$V0 $M0;
+#corrupt last disk
+dd if=/dev/urandom of=/dev/mapper/patchy_snap_vg_6-brick_lvm bs=512K count=200 status=progress && sync
+
+
+# Test the disk is now returning EIO for touch and ls
+EXPECT_WITHIN $DISK_FAIL_TIMEOUT "^1$" fop_on_bad_disk "$L6"
+EXPECT_WITHIN $DISK_FAIL_TIMEOUT "^2$" ls_fop_on_bad_disk "$L6"
+
+TEST touch $M0/foo{1..100}
+TEST $CLI volume remove-brick $V0 replica 3 $H0:$L4 $H0:$L5 $H0:$L6 start
+EXPECT_WITHIN $REBALANCE_TIMEOUT "completed" remove_brick_status_completed_field "$V0" "$H0:$L4 $H0:$L5 $H0:$L6";
+
+#check that remove-brick status should not have any failed or skipped files
+var=`$CLI volume remove-brick $V0 $H0:$L4 $H0:$L5 $H0:$L6 status | grep completed`
+TEST [ `echo $var | awk '{print $5}'` = "0"  ]
+TEST [ `echo $var | awk '{print $6}'` = "0"  ]
+
+cleanup;
diff --git a/tests/include.rc b/tests/include.rc
index 762c5e2..c925941 100644
--- a/tests/include.rc
+++ b/tests/include.rc
@@ -89,6 +89,7 @@ GRAPH_SWITCH_TIMEOUT=10
 UNLINK_TIMEOUT=5
 MDC_TIMEOUT=5
 IO_WAIT_TIMEOUT=5
+DISK_FAIL_TIMEOUT=80
 
 LOGDIR=$(gluster --print-logdir)
 
diff --git a/xlators/cluster/afr/src/afr-common.c b/xlators/cluster/afr/src/afr-common.c
index 851ccad..fca2cd5 100644
--- a/xlators/cluster/afr/src/afr-common.c
+++ b/xlators/cluster/afr/src/afr-common.c
@@ -2609,6 +2609,10 @@ afr_lookup_sh_metadata_wrap(void *opaque)
     dict = dict_new();
     if (!dict)
         goto out;
+    if (local->xattr_req) {
+        dict_copy(local->xattr_req, dict);
+    }
+
     ret = dict_set_sizen_str_sizen(dict, "link-count", GF_XATTROP_INDEX_COUNT);
     if (ret) {
         gf_msg_debug(this->name, -ret, "Unable to set link-count in dict ");
@@ -2617,7 +2621,7 @@ afr_lookup_sh_metadata_wrap(void *opaque)
     if (loc_is_nameless(&local->loc)) {
         ret = afr_selfheal_unlocked_discover_on(frame, local->inode,
                                                 local->loc.gfid, local->replies,
-                                                local->child_up);
+                                                local->child_up, dict);
     } else {
         inode = afr_selfheal_unlocked_lookup_on(frame, local->loc.parent,
                                                 local->loc.name, local->replies,
@@ -2791,7 +2795,7 @@ afr_lookup_selfheal_wrap(void *opaque)
 
     inode = afr_selfheal_unlocked_lookup_on(frame, local->loc.parent,
                                             local->loc.name, local->replies,
-                                            local->child_up, NULL);
+                                            local->child_up, local->xattr_req);
     if (inode)
         inode_unref(inode);
 
diff --git a/xlators/cluster/afr/src/afr-self-heal-common.c b/xlators/cluster/afr/src/afr-self-heal-common.c
index 36fd3a9..9b6575f 100644
--- a/xlators/cluster/afr/src/afr-self-heal-common.c
+++ b/xlators/cluster/afr/src/afr-self-heal-common.c
@@ -1861,7 +1861,7 @@ afr_set_multi_dom_lock_count_request(xlator_t *this, dict_t *dict)
 int
 afr_selfheal_unlocked_discover_on(call_frame_t *frame, inode_t *inode,
                                   uuid_t gfid, struct afr_reply *replies,
-                                  unsigned char *discover_on)
+                                  unsigned char *discover_on, dict_t *dict)
 {
     loc_t loc = {
         0,
@@ -1876,6 +1876,8 @@ afr_selfheal_unlocked_discover_on(call_frame_t *frame, inode_t *inode,
     xattr_req = dict_new();
     if (!xattr_req)
         return -ENOMEM;
+    if (dict)
+        dict_copy(dict, xattr_req);
 
     if (afr_xattr_req_prepare(frame->this, xattr_req) != 0) {
         dict_unref(xattr_req);
@@ -1906,11 +1908,14 @@ afr_selfheal_unlocked_discover(call_frame_t *frame, inode_t *inode, uuid_t gfid,
                                struct afr_reply *replies)
 {
     afr_local_t *local = NULL;
+    dict_t *dict = NULL;
 
     local = frame->local;
+    if (local && local->xattr_req)
+        dict = local->xattr_req;
 
     return afr_selfheal_unlocked_discover_on(frame, inode, gfid, replies,
-                                             local->child_up);
+                                             local->child_up, dict);
 }
 
 unsigned int
diff --git a/xlators/cluster/afr/src/afr-self-heal.h b/xlators/cluster/afr/src/afr-self-heal.h
index b39af02..8f6fb00 100644
--- a/xlators/cluster/afr/src/afr-self-heal.h
+++ b/xlators/cluster/afr/src/afr-self-heal.h
@@ -188,7 +188,7 @@ afr_selfheal_unlocked_discover(call_frame_t *frame, inode_t *inode, uuid_t gfid,
 int
 afr_selfheal_unlocked_discover_on(call_frame_t *frame, inode_t *inode,
                                   uuid_t gfid, struct afr_reply *replies,
-                                  unsigned char *discover_on);
+                                  unsigned char *discover_on, dict_t *dict);
 inode_t *
 afr_selfheal_unlocked_lookup_on(call_frame_t *frame, inode_t *parent,
                                 const char *name, struct afr_reply *replies,
-- 
1.8.3.1