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From 1bcb5bbd42a4187ed385853f0364a3941bea9846 Mon Sep 17 00:00:00 2001
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From: karthik-us <ksubrahm@redhat.com>
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Date: Fri, 17 Nov 2017 17:29:36 +0530
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Subject: [PATCH 078/128] cluster/afr: Honor default timeout of 5min for
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analyzing split-brain files
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Problem:
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After setting split-brain-choice option to analyze the file to resolve
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the split brain using the command
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"setfattr -n replica.split-brain-choice -v "choiceX" <path-to-file>"
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should allow to access the file from mount for default timeout of 5mins.
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But the timeout was not honored and was able to access the file even after
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the timeout.
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Fix:
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Call the inode_invalidate() in afr_set_split_brain_choice_cbk() so that
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it will triger the cache invalidate after resetting the timer and the
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split brain choice. So the next calls to access the file will fail with EIO.
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Upstream patch: https://review.gluster.org/#/c/18546/
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> Change-Id: I698cb833676b22ff3e4c6daf8b883a0958f51a64
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> BUG: 1503519
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> Signed-off-by: karthik-us <ksubrahm@redhat.com>
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Change-Id: I698cb833676b22ff3e4c6daf8b883a0958f51a64
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BUG: 1360331
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Signed-off-by: karthik-us <ksubrahm@redhat.com>
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Reviewed-on: https://code.engineering.redhat.com/gerrit/123560
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Tested-by: RHGS Build Bot <nigelb@redhat.com>
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Reviewed-by: Atin Mukherjee <amukherj@redhat.com>
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---
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xlators/cluster/afr/src/afr-common.c | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/xlators/cluster/afr/src/afr-common.c b/xlators/cluster/afr/src/afr-common.c
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index 2925a1d..9c96056 100644
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--- a/xlators/cluster/afr/src/afr-common.c
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+++ b/xlators/cluster/afr/src/afr-common.c
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@@ -730,6 +730,7 @@ afr_set_split_brain_choice_cbk (void *data)
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xlator_t *this = THIS;
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afr_spb_choice_timeout_cancel (this, inode);
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+ inode_invalidate (inode);
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inode_unref (inode);
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return;
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}
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@@ -749,6 +750,7 @@ afr_set_split_brain_choice (int ret, call_frame_t *frame, void *opaque)
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gf_boolean_t timer_set = _gf_false;
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gf_boolean_t timer_cancelled = _gf_false;
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gf_boolean_t timer_reset = _gf_false;
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+ gf_boolean_t need_invalidate = _gf_true;
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int old_spb_choice = -1;
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frame = data->frame;
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@@ -861,6 +863,7 @@ set_timer:
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timer_set = _gf_true;
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if (timer_reset && !ctx->timer)
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timer_cancelled = _gf_true;
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+ need_invalidate = _gf_false;
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}
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unlock:
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UNLOCK(&inode->lock);
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@@ -873,7 +876,8 @@ unlock:
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* reads from an older cached value despite a change in spb_choice to
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* a new value.
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*/
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- inode_invalidate (inode);
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+ if (need_invalidate)
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+ inode_invalidate (inode);
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out:
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if (data)
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GF_FREE (data);
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--
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1.8.3.1
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