def set_protection(self, ami_path, mask):
sys_path = self.path_mgr.ami_to_sys_path(ami_path)
if sys_path == None or not os.path.exists(sys_path):
log_file.info("file to set proteciton not found: '%s'", ami_path)
return ERROR_OBJECT_NOT_FOUND
prot = DosProtection(mask)
posix_mask = 0
if prot.is_e():
posix_mask |= stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH
if prot.is_w():
posix_mask |= stat.S_IWUSR | stat.S_IWGRP | stat.S_IWOTH
if prot.is_r():
posix_mask |= stat.S_IRUSR | stat.S_IRGRP | stat.S_IROTH
posix_mask &= ~self.umask
log_file.info(
"set protection: '%s': %s -> '%s': posix_mask=%03o umask=%03o",
ami_path,
prot,
sys_path,
posix_mask,
self.umask,
)
try:
os.chmod(sys_path, posix_mask)
return NO_ERROR
except OSError:
return ERROR_OBJECT_WRONG_TYPE
def set_protection(self, ami_path, mask):
sys_path = self.path_mgr.ami_to_sys_path(ami_path)
if sys_path == None or not os.path.exists(sys_path):
log_file.info("file to set proteciton not found: '%s'", ami_path)
return ERROR_OBJECT_NOT_FOUND
prot = DosProtection(mask)
posix_mask = 0
if prot.is_e():
posix_mask |= stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH
if prot.is_w():
posix_mask |= stat.S_IWUSR | stat.S_IWGRP | stat.S_IWOTH
if prot.is_r():
posix_mask |= stat.S_IRUSR | stat.S_IRGRP | stat.S_IROTH
posix_mask &= ~self.umask
log_file.info(
"set protection: '%s': %s -> '%s': posix_mask=%03o umask=%03o",
ami_path, prot, sys_path, posix_mask, self.umask)
try:
os.chmod(sys_path, posix_mask)
return NO_ERROR
except OSError:
return ERROR_OBJECT_WRONG_TYPE
def examine_lock(self, lock, fib_mem):
# name
name_addr = fib_mem.s_get_addr('fib_FileName')
fib_mem.w_cstr(name_addr, lock.name)
# dummy key
fib_mem.w_s('fib_DiskKey', 0xcafebabe)
# type
if os.path.isdir(lock.sys_path):
dirEntryType = 0x2 # dir
else:
dirEntryType = 0xfffffffd # file
fib_mem.w_s('fib_DirEntryType', dirEntryType)
# protection
prot = DosProtection(0)
try:
os_stat = os.stat(lock.sys_path)
mode = os_stat.st_mode
if mode & stat.S_IXUSR == 0:
prot.clr(DosProtection.FIBF_EXECUTE)
if mode & stat.S_IRUSR == 0:
prot.clr(DosProtection.FIBF_READ)
if mode & stat.S_IWUSR == 0:
prot.clr(DosProtection.FIBF_WRITE)
log_lock.debug("examine lock: '%s' mode=%03o: prot=%s", lock, mode,
prot)
except OSError:
return ERROR_OBJECT_IN_USE
fib_mem.w_s('fib_Protection', prot.mask)
# size
if os.path.isfile(lock.sys_path):
size = os.path.getsize(lock.sys_path)
fib_mem.w_s('fib_Size', size)
# date (use mtime here)
date_addr = fib_mem.s_get_addr('fib_Date')
date = AccessStruct(fib_mem.mem, DateStampDef, date_addr)
t = os.path.getmtime(lock.sys_path)
at = sys_to_ami_time(t)
date.w_s('ds_Days', at.tday)
date.w_s('ds_Minute', at.tmin)
date.w_s('ds_Tick', at.tick)
return NO_ERROR
def examine_lock(self, lock, fib_mem):
# name
name_addr = fib_mem.s_get_addr('fib_FileName')
fib_mem.w_cstr(name_addr, lock.name)
# dummy key
fib_mem.w_s('fib_DiskKey',0xcafebabe)
# type
if os.path.isdir(lock.sys_path):
dirEntryType = 0x2 # dir
else:
dirEntryType = 0xfffffffd # file
fib_mem.w_s('fib_DirEntryType', dirEntryType )
# protection
prot = DosProtection(0)
try:
os_stat = os.stat(lock.sys_path)
mode = os_stat.st_mode
if mode & stat.S_IXUSR == 0:
prot.clr(DosProtection.FIBF_EXECUTE)
if mode & stat.S_IRUSR == 0:
prot.clr(DosProtection.FIBF_READ)
if mode & stat.S_IWUSR == 0:
prot.clr(DosProtection.FIBF_WRITE)
log_lock.debug("examine lock: '%s' mode=%03o: prot=%s", lock, mode, prot)
except OSError:
return ERROR_OBJECT_IN_USE
fib_mem.w_s('fib_Protection', prot.mask)
# size
if os.path.isfile(lock.sys_path):
size = os.path.getsize(lock.sys_path)
fib_mem.w_s('fib_Size', size)
# date (use mtime here)
date_addr = fib_mem.s_get_addr('fib_Date')
date = AccessStruct(fib_mem.mem, DateStampDef, date_addr)
t = os.path.getmtime(lock.sys_path)
at = sys_to_ami_time(t)
date.w_s('ds_Days', at.tday)
date.w_s('ds_Minute', at.tmin)
date.w_s('ds_Tick', at.tick)
return NO_ERROR
