[#21963] YSQL: Add time_source to gflag_allowlist.txt

Summary: time_source does not have any secrets. Call home info on time_source is useful. Also, time_source is a non-runtime flag. Jira: DB-10879 Test Plan: Jenkins Backport-through: 2024.2 Reviewers: hsunder, smishra Reviewed By: hsunder Subscribers: ybase Differential Revision: https://phorge.dev.yugabyte.com/D39031
yugabyte · Oct 23, 2024 · d5c096f · d5c096f
1 parent 21d7ad3
commit d5c096f
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diff --git a/src/yb/gflag_allowlist.txt b/src/yb/gflag_allowlist.txt
@@ -41,6 +41,7 @@ ref_counted_debug_type_name_regex
 regular_tablets_data_block_key_value_encoding
 rocksdb_compact_flush_rate_limit_sharing_mode
 ssl_protocols
+time_source
 trace_to_console
 tryfromenv
 undefok

diff --git a/src/yb/server/hybrid_clock.cc b/src/yb/server/hybrid_clock.cc
@@ -64,7 +64,7 @@ METRIC_DEFINE_gauge_int64(server, hybrid_clock_skew,
                            yb::MetricUnit::kMicroseconds,
                            "Server clock skew.");
 
-DEFINE_UNKNOWN_string(time_source, "",
+DEFINE_NON_RUNTIME_string(time_source, "",
               "The clock source that HybridClock should use. "
               "Leave empty for WallClock, clockbound for ClockboundClock, "
               "and other values depend on added clock providers and "