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# Patch from https://issues.apache.org/jira/browse/YARN-1327
--- hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/native/container-executor/impl/container-executor.c
+++ hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/native/container-executor/impl/container-executor.c
@@ -19,6 +19,7 @@
#include "configuration.h"
#include "container-executor.h"
+#include <libgen.h>
#include <dirent.h>
#include <fcntl.h>
#include <fts.h>
@@ -496,9 +497,10 @@ static struct passwd* get_user_info(const char* user) {
int is_whitelisted(const char *user) {
char **whitelist = get_values(ALLOWED_SYSTEM_USERS_KEY);
char **users = whitelist;
+ int logname_size = sysconf(_SC_LOGIN_NAME_MAX);
if (whitelist != NULL) {
for(; *users; ++users) {
- if (strncmp(*users, user, LOGIN_NAME_MAX) == 0) {
+ if (strncmp(*users, user, logname_size) == 0) {
free_values(whitelist);
return 1;
}
@@ -1236,6 +1238,10 @@ void chown_dir_contents(const char *dir_path, uid_t uid, gid_t gid) {
* hierarchy: the top directory of the hierarchy for the NM
*/
int mount_cgroup(const char *pair, const char *hierarchy) {
+#ifndef __linux
+ fprintf(LOGFILE, "cgroups are supported only on Linux OS\n");
+ return -1;
+#else
char *controller = malloc(strlen(pair));
char *mount_path = malloc(strlen(pair));
char hier_path[PATH_MAX];
@@ -1270,7 +1276,7 @@ int mount_cgroup(const char *pair, const char *hierarchy) {
free(controller);
free(mount_path);
-
return result;
+#endif
}
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