public long updateMinFreeDiskSpaceFromSrcFSGroup() throws Exception {
String mfd =
(String)
server.getAttribute(
new ObjectName(getFileSystemMgtServiceNamePrefix() + srcFsGroup),
"MinimumFreeDiskSpace");
log.info("getMinFreeDiskSpaceFromSrcFS group:" + srcFsGroup + " minFree:" + mfd);
if (mfd.equalsIgnoreCase(NONE)) return 0;
if (mfd.endsWith("%")) {
float ratio = Float.parseFloat(mfd.substring(0, mfd.length() - 1));
FileSystemDTO[] fsDTOs = fileSystemMgt().getFileSystemsOfGroup(srcFsGroup);
long total = 0L;
for (FileSystemDTO fsDTO : fsDTOs) {
int status = fsDTO.getStatus();
if (status == FileSystemStatus.RW || status == FileSystemStatus.DEF_RW) {
File dir = FileUtils.toFile(fsDTO.getDirectoryPath());
if (dir.isDirectory()) {
total += FileSystemUtils.totalSpace(dir.getPath());
}
}
}
minFree = (long) (total * ratio / 100);
} else {
minFree = FileUtils.parseSize(mfd, MIN_FREE_DISK_SPACE);
}
return minFree;
}
private long calcFreeDiskSpace(FileSystemDTO fs) {
if (fs == null) {
return -1;
}
File dir = checkFS(fs, " - can not calculate minimum free disc space!");
if (dir == null) {
return -1;
}
long total = FileSystemUtils.totalSpace(dir.getAbsolutePath());
log.info("Total space of " + fs.getDirectoryPath() + " :" + FileUtils.formatSize(total));
return (long) (total * minFreeDiskSpaceRatio / 100);
}
private boolean checkFreeDiskSpace(FileSystemDTO fsDTO) throws IOException {
File dir = checkFS(fsDTO, " - try to switch to next configured storage directory");
if (dir == null) return false;
if (getMinFreeDiskSpaceBytes() == 0) {
return true;
}
final long freeSpace = FileSystemUtils.freeSpace(dir.getPath());
log.info("Free disk space on " + dir + ": " + FileUtils.formatSize(freeSpace));
if (freeSpace < getMinFreeDiskSpaceBytes()) {
log.info(
"High Water Mark reached on current storage directory "
+ dir
+ " - try to switch to next configured storage directory");
return false;
}
checkFreeDiskSpaceTime =
System.currentTimeMillis()
+ Math.min(
freeSpace * checkFreeDiskSpaceMinInterval / getMinFreeDiskSpaceBytes(),
checkFreeDiskSpaceMaxInterval);
return true;
}
public long getUsableDiskSpaceOnDest() {
try {
if (destFsGroup == null) return -1;
if (destFsGroup.indexOf('@') == -1)
return (Long)
server.getAttribute(
new ObjectName(getFileSystemMgtServiceNamePrefix() + destFsGroup),
"UsableDiskSpace");
FileSystemDTO fsDTO = getDestinationFilesystem(fileSystemMgt());
if (fsDTO == null) return -2;
String dirPath = fsDTO.getDirectoryPath();
if (dirPath.startsWith("tar:")) dirPath = dirPath.substring(4);
File dir = FileUtils.toFile(dirPath);
return dir.isDirectory()
? FileSystemUtils.freeSpace(dir.getPath()) - getMinFreeDiskSpaceOnDestFS()
: hsmModuleServicename == null ? -1 : Long.MAX_VALUE;
} catch (Exception x) {
log.error("Failed to get UsableDiskSpaceOnDest!", x);
return -3;
}
}
public String getUsableDiskSpaceStringOnDest() {
try {
if (destFsGroup == null) return NOT_APPLICABLE;
if (destFsGroup.indexOf('@') == -1)
return (String)
server.getAttribute(
new ObjectName(getFileSystemMgtServiceNamePrefix() + destFsGroup),
"UsableDiskSpaceString");
FileSystemDTO fsDTO = getDestinationFilesystem(fileSystemMgt());
if (fsDTO == null) return "Dest FS not found!";
String dirPath = fsDTO.getDirectoryPath();
if (dirPath.startsWith("tar:")) dirPath = dirPath.substring(4);
File dir = FileUtils.toFile(dirPath);
return dir.isDirectory()
? FileUtils.formatSize(
FileSystemUtils.freeSpace(dir.getPath()) - getMinFreeDiskSpaceOnDestFS())
: hsmModuleServicename == null ? "UNKNOWN (destination path not found)" : "n.a. (HSM)";
} catch (Exception x) {
log.error("Failed to get UsableDiskSpaceStringOnDest!", x);
return ERROR;
}
}
public long getFreeDiskSpaceOnCurFS() throws IOException {
if (storageFileSystem == null) return -1L;
File dir = FileUtils.toFile(storageFileSystem.getDirectoryPath());
return dir.isDirectory() ? FileSystemUtils.freeSpace(dir.getPath()) : -1L;
}
