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From 1787e9ffda09f9ec8518ceaede5cf1ef014c5d17 Mon Sep 17 00:00:00 2001
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From: Ludwig Krispenz <lkrispen@redhat.com>
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Date: Wed, 27 Sep 2017 10:58:36 +0200
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Subject: [PATCH] Ticket: 49180 - backport 1.3.6 errors log filled with
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attrlist_replace - attr_replace
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Bug: If a RUV contains the same URL with different replica IDs the created referrals contain duplicates
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Fix: check duplicate referrals
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Reviewed by: Mark, thanks
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---
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ldap/servers/plugins/replication/repl5_ruv.c | 13 ++++++++++++-
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1 file changed, 12 insertions(+), 1 deletion(-)
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diff --git a/ldap/servers/plugins/replication/repl5_ruv.c b/ldap/servers/plugins/replication/repl5_ruv.c
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index 39449b6..7f34059 100644
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--- a/ldap/servers/plugins/replication/repl5_ruv.c
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+++ b/ldap/servers/plugins/replication/repl5_ruv.c
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@@ -1502,7 +1502,17 @@ ruv_replica_count (const RUV *ruv)
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* Extract all the referral URL's from the RUV (but self URL),
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* returning them in an array of strings, that
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* the caller must free.
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+ * We also check and remove duplicates (caused by unclean RUVs)
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*/
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+static int
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+ruv_referral_exists(unsigned char *purl, char **refs, int count)
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+{
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+ for (size_t j=0; j
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+ if (0 == slapi_utf8casecmp(purl, (unsigned char *)refs[j]))
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+ return 1;
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+ }
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+ return 0;
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+}
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char **
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ruv_get_referrals(const RUV *ruv)
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{
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@@ -1525,7 +1535,8 @@ ruv_get_referrals(const RUV *ruv)
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/* Add URL into referrals if doesn't match self URL */
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if((replica->replica_purl!=NULL) &&
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(slapi_utf8casecmp((unsigned char *)replica->replica_purl,
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- (unsigned char *)mypurl) != 0))
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+ (unsigned char *)mypurl) != 0) &&
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+ !ruv_referral_exists((unsigned char *)replica->replica_purl, r, i))
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{
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r[i]= slapi_ch_strdup(replica->replica_purl);
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i++;
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--
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2.9.5
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