fix(conf): set default value of dns_no_sync to on (#11869)

This is a temporary workaround for the DNS client blocking issue until a more permanent solution can be developed. Fix FTI-5348 --------- Co-authored-by: Datong Sun <[email protected]> (cherry picked from commit 3be2513)
Kong · Oct 27, 2023 · 7e0e636 · 7e0e636
1 parent f2d8c86
commit 7e0e636
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Showing 3 changed files with 5 additions and 2 deletions.
diff --git a/changelog/unreleased/kong/fix_dns_enable_dns_no_sync.yml b/changelog/unreleased/kong/fix_dns_enable_dns_no_sync.yml
@@ -0,0 +1,3 @@
+message: The default value of `dns_no_sync` option has been changed to `on`
+type: bugfix
+scope: Configuration
diff --git a/kong.conf.default b/kong.conf.default
@@ -1543,7 +1543,7 @@
 
 #dns_error_ttl = 1               # TTL in seconds for error responses.
 
-#dns_no_sync = off               # If enabled, then upon a cache-miss every
+#dns_no_sync = on                # If enabled, then upon a cache-miss every
                                  # request will trigger its own dns query.
                                  # When disabled multiple requests for the
                                  # same name/type will be synchronised to a

diff --git a/kong/templates/kong_defaults.lua b/kong/templates/kong_defaults.lua
@@ -159,7 +159,7 @@ dns_stale_ttl = 4
 dns_cache_size = 10000
 dns_not_found_ttl = 30
 dns_error_ttl = 1
-dns_no_sync = off
+dns_no_sync = on
 
 dedicated_config_processing = off
 worker_consistency = eventual