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file_perm.h
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1 /*-------------------------------------------------------------------------
2  *
3  * File and directory permission definitions
4  *
5  *
6  * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
7  * Portions Copyright (c) 1994, Regents of the University of California
8  *
9  * src/include/common/file_perm.h
10  *
11  *-------------------------------------------------------------------------
12  */
13 #ifndef FILE_PERM_H
14 #define FILE_PERM_H
15 
16 #include <sys/stat.h>
17 
18 /*
19  * Mode mask for data directory permissions that only allows the owner to
20  * read/write directories and files.
21  *
22  * This is the default.
23  */
24 #define PG_MODE_MASK_OWNER (S_IRWXG | S_IRWXO)
25 
26 /*
27  * Mode mask for data directory permissions that also allows group read/execute.
28  */
29 #define PG_MODE_MASK_GROUP (S_IWGRP | S_IRWXO)
30 
31 /* Default mode for creating directories */
32 #define PG_DIR_MODE_OWNER S_IRWXU
33 
34 /* Mode for creating directories that allows group read/execute */
35 #define PG_DIR_MODE_GROUP (S_IRWXU | S_IRGRP | S_IXGRP)
36 
37 /* Default mode for creating files */
38 #define PG_FILE_MODE_OWNER (S_IRUSR | S_IWUSR)
39 
40 /* Mode for creating files that allows group read */
41 #define PG_FILE_MODE_GROUP (S_IRUSR | S_IWUSR | S_IRGRP)
42 
43 /* Modes for creating directories and files in the data directory */
44 extern int pg_dir_create_mode;
45 extern int pg_file_create_mode;
46 
47 /* Mode mask to pass to umask() */
48 extern int pg_mode_mask;
49 
50 /* Set permissions and mask based on the provided mode */
51 extern void SetDataDirectoryCreatePerm(int dataDirMode);
52 
53 /* Set permissions and mask based on the mode of the data directory */
54 extern bool GetDataDirectoryCreatePerm(const char *dataDir);
55 
56 #endif /* FILE_PERM_H */
void SetDataDirectoryCreatePerm(int dataDirMode)
Definition: file_perm.c:34
int pg_dir_create_mode
Definition: file_perm.c:18
int pg_mode_mask
Definition: file_perm.c:25
int pg_file_create_mode
Definition: file_perm.c:19
bool GetDataDirectoryCreatePerm(const char *dataDir)