[fix](kerberos)avoid dangling pointer for kerberos's ticket cache whe…

…n use tcmalloc (#32974)
apache · Mar 28, 2024 · 755f667 · 755f667
1 parent cf54fe5
commit 755f667
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diff --git a/be/src/io/hdfs_builder.cpp b/be/src/io/hdfs_builder.cpp
@@ -46,7 +46,7 @@ Status HDFSCommonBuilder::run_kinit() {
     if (hdfs_kerberos_principal.empty() || hdfs_kerberos_keytab.empty()) {
         return Status::InvalidArgument("Invalid hdfs_kerberos_principal or hdfs_kerberos_keytab");
     }
-    std::string ticket_path = TICKET_CACHE_PATH + generate_uuid_string();
+    ticket_path = TICKET_CACHE_PATH + generate_uuid_string();
     const char* krb_home = getenv("KRB_HOME");
     std::string krb_home_str(krb_home ? krb_home : "");
     fmt::memory_buffer kinit_command;

diff --git a/be/src/io/hdfs_builder.h b/be/src/io/hdfs_builder.h
@@ -57,6 +57,7 @@ class HDFSCommonBuilder {
     bool need_kinit {false};
     std::string hdfs_kerberos_keytab;
     std::string hdfs_kerberos_principal;
+    std::string ticket_path;
 };
 
 THdfsParams parse_properties(const std::map<std::string, std::string>& properties);