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Use correct hop count if host is already in memory ()

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* Use correct hop count if host in memory

* Add locking to be safe when using host lookup

* Update the live state correctly
This commit is contained in:
Stelios Fragkakis 2021-11-17 11:19:07 +02:00 • committed by GitHub
parent 5471894ac2
commit 577f8c0e43
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 2 deletions

8
database/sqlite/sqlite_functions.c
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@ -1791,6 +1791,7 @@ struct node_instance_list *get_node_list(void)
node_list = callocz(row + 1, sizeof(*node_list));
int max_rows = row;
row = 0;
rrd_wrlock();
while (sqlite3_step(res) == SQLITE_ROW) {
if (sqlite3_column_bytes(res, 0) == sizeof(uuid_t))
uuid_copy(node_list[row].node_id, *((uuid_t *)sqlite3_column_blob(res, 0)));
@ -1799,8 +1800,10 @@ struct node_instance_list *get_node_list(void)
uuid_copy(node_list[row].host_id, *host_id);
node_list[row].queryable = 1;
uuid_unparse_lower(*host_id, host_guid);
node_list[row].live = rrdhost_find_by_guid(host_guid, 0) ? 1 : 0;
node_list[row].hops = uuid_compare(*host_id, localhost->host_uuid) ? 1 : 0;
RRDHOST *host = rrdhost_find_by_guid(host_guid, 0);
node_list[row].live = host && (host == localhost || host->receiver) ? 1 : 0;
node_list[row].hops = (host && host->system_info) ? host->system_info->hops :
uuid_compare(*host_id, localhost->host_uuid) ? 1 : 0;
node_list[row].hostname =
sqlite3_column_bytes(res, 2) ? strdupz((char *)sqlite3_column_text(res, 2)) : NULL;
}
@ -1808,6 +1811,7 @@ struct node_instance_list *get_node_list(void)
if (row == max_rows)
break;
}
rrd_unlock();
failed:
if (unlikely(sqlite3_finalize(res) != SQLITE_OK))