Gautham Banasandra created HDFS-15954:
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Summary: Pass correct function for SASL callback
Key: HDFS-15954
URL: https://issues.apache.org/jira/browse/HDFS-15954
Project: Hadoop HDFS
Issue Type: Bug
Components: libhdfs++
Affects Versions: 3.4.0
Reporter: Gautham Banasandra
Assignee: Gautham Banasandra
It seems like an incorrect function type is passed as the callback for SASL. We
get the following warnings during compilation -
{code}
/mnt/d/projects/apache/hadoop/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/lib/rpc/cyrus_sasl_engine.cc:
In constructor ‘hdfs::CySaslEngine::CySaslEngine()’:
/mnt/d/projects/apache/hadoop/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/lib/rpc/cyrus_sasl_engine.cc:124:46:
warning: cast between incompatible function types from ‘int (*)(void*, int,
const char**, unsigned int*)’ to ‘hdfs::sasl_callback_ft’ {aka ‘int (*)()’}
[-Wcast-function-type]
124 | { SASL_CB_USER, (sasl_callback_ft) & get_name, this}, // userid
for authZ
| ^~~~~~~~
/mnt/d/projects/apache/hadoop/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/lib/rpc/cyrus_sasl_engine.cc:125:46:
warning: cast between incompatible function types from ‘int (*)(void*, int,
const char**, unsigned int*)’ to ‘hdfs::sasl_callback_ft’ {aka ‘int (*)()’}
[-Wcast-function-type]
125 | { SASL_CB_AUTHNAME, (sasl_callback_ft) & get_name, this}, // authid
for authT
| ^~~~~~~~
/mnt/d/projects/apache/hadoop/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/lib/rpc/cyrus_sasl_engine.cc:126:46:
warning: cast between incompatible function types from ‘int (*)(void*, int,
const char**, const char**)’ to ‘hdfs::sasl_callback_ft’ {aka ‘int (*)()’}
[-Wcast-function-type]
126 | { SASL_CB_GETREALM, (sasl_callback_ft) & getrealm, this}, //
krb/gssapi realm
| ^~~~~~~~
/mnt/d/projects/apache/hadoop/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/lib/rpc/cyrus_sasl_engine.cc:
At global scope:
/mnt/d/projects/apache/hadoop/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/lib/rpc/cyrus_sasl_engine.cc:423:41:
warning: cast between incompatible function types from ‘int (*)(void*, int,
const char*)’ to ‘hdfs::sasl_callback_ft’ {aka ‘int (*)()’}
[-Wcast-function-type]
423 | { SASL_CB_LOG, (sasl_callback_ft) & sasl_my_log, NULL},
| ^~~~~~~~~~~
/mnt/d/projects/apache/hadoop/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/lib/rpc/cyrus_sasl_engine.cc:424:44:
warning: cast between incompatible function types from ‘int (*)(void*, const
char*, const char*, const char**, unsigned int*)’ to ‘hdfs::sasl_callback_ft’
{aka ‘int (*)()’} [-Wcast-function-type]
424 | { SASL_CB_GETOPT, (sasl_callback_ft) & sasl_getopt, NULL},
| ^~~~~~~~~~~
/mnt/d/projects/apache/hadoop/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/lib/rpc/cyrus_sasl_engine.cc:425:45:
warning: cast between incompatible function types from ‘int (*)(void*, const
char**)’ to ‘hdfs::sasl_callback_ft’ {aka ‘int (*)()’} [-Wcast-function-type]
425 | { SASL_CB_GETPATH, (sasl_callback_ft) & get_path, NULL}, // to find
th mechanisms
| ^~~~~~~~
{code}
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