| ︙ | | |
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
|
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
|
-
+
|
unsigned long long inode;
union {
struct {
int childcount;
} dir;
struct {
int executable;
int suid;
int suidRoot;
int worldaccessible;
off_t size;
} file;
struct {
off_t size;
char source[256];
} symlink;
|
| ︙ | | |
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
|
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
|
-
+
-
+
|
}
break;
case 'f': /* file */
pathinfo->type = APPFS_PATHTYPE_FILE;
pathinfo->typeinfo.file.size = 0;
pathinfo->typeinfo.file.executable = 0;
pathinfo->typeinfo.file.suid = 0;
pathinfo->typeinfo.file.suidRoot = 0;
pathinfo->typeinfo.file.worldaccessible = 0;
Tcl_DictObjGet(interp, attrs_dict, attr_key_size, &attr_value);
if (attr_value != NULL) {
tcl_ret = Tcl_GetWideIntFromObj(NULL, attr_value, &attr_value_wide);
if (tcl_ret == TCL_OK) {
pathinfo->typeinfo.file.size = attr_value_wide;
}
}
Tcl_DictObjGet(interp, attrs_dict, attr_key_perms, &attr_value);
if (attr_value != NULL) {
attr_value_str = Tcl_GetString(attr_value);
for (attr_value_str_i = &attr_value_str[0]; *attr_value_str_i != '\0'; attr_value_str_i++) {
switch (*attr_value_str_i) {
case 'x':
pathinfo->typeinfo.file.executable = 1;
break;
case 'U':
pathinfo->typeinfo.file.suid = 1;
pathinfo->typeinfo.file.suidRoot = 1;
break;
case '-':
pathinfo->typeinfo.file.worldaccessible = 1;
break;
}
|
| ︙ | | |
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
|
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
|
+
|
memcpy(buf, pathinfo.typeinfo.symlink.source, strlen(pathinfo.typeinfo.symlink.source) + 1);
return(0);
}
static int appfs_fuse_getattr(const char *path, struct stat *stbuf) {
struct appfs_pathinfo pathinfo;
int changeOwnerToUserIfPackaged;
int retval;
retval = 0;
APPFS_DEBUG("Enter (path = %s, ...)", path);
#if (defined(DEBUG) && defined(APPFS_EXIT_PATH)) || defined(APPFS_EXIT_PATH_ENABLE_MAJOR_SECURITY_HOLE)
|
| ︙ | | |
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
|
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
|
+
+
-
-
-
-
+
+
+
+
-
-
+
+
+
+
|
stbuf->st_mtime = pathinfo.time;
stbuf->st_ctime = pathinfo.time;
stbuf->st_atime = pathinfo.time;
stbuf->st_ino = pathinfo.inode;
stbuf->st_mode = 0;
changeOwnerToUserIfPackaged = 1;
switch (pathinfo.type) {
case APPFS_PATHTYPE_DIRECTORY:
stbuf->st_mode = S_IFDIR | 0555;
stbuf->st_nlink = 2 + pathinfo.typeinfo.dir.childcount;
break;
case APPFS_PATHTYPE_FILE:
if (pathinfo.typeinfo.file.executable) {
stbuf->st_mode = S_IFREG | 0555;
} else {
stbuf->st_mode = S_IFREG | 0444;
if (pathinfo.typeinfo.file.suid) {
stbuf->st_mode = S_IFREG | 04000;
if (pathinfo.typeinfo.file.suidRoot) {
changeOwnerToUserIfPackaged = 0;
stbuf->st_mode |= 04000;
}
if (pathinfo.typeinfo.file.worldaccessible) {
stbuf->st_mode &= ~077;
}
stbuf->st_nlink = 1;
|
| ︙ | | |
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
|
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
|
-
+
|
break;
case APPFS_PATHTYPE_INVALID:
retval = -EIO;
break;
}
if (pathinfo.packaged) {
if (pathinfo.packaged && changeOwnerToUserIfPackaged) {
stbuf->st_uid = appfs_get_fsuid();
stbuf->st_gid = appfs_get_fsgid();
stbuf->st_mode |= 0200;
}
return(retval);
}
|
| ︙ | | |
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
|
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
|
+
+
+
+
+
+
+
|
** Add FUSE arguments which we always supply
**/
fuse_opt_add_arg(args, "-odefault_permissions,fsname=appfs,subtype=appfsd,use_ino,kernel_cache,entry_timeout=0,attr_timeout=0,big_writes,intr,hard_remove");
if (getuid() == 0) {
fuse_opt_parse(args, NULL, NULL, NULL);
fuse_opt_add_arg(args, "-oallow_other");
/*
* This should generally be avoided, but if there are security
* concerns suid can be disabled completely on the commandline
*/
fuse_opt_parse(args, NULL, NULL, NULL);
fuse_opt_add_arg(args, "-osuid");
}
while ((ch = getopt(argc, argv, "dfshvo:")) != -1) {
switch (ch) {
case 'v':
/* Ignored */
break;
|
| ︙ | | |