Initial commit based on https://github.com/minio/minio/releases/tag/RELEASE.2020-07-02T00-15-09Z

cmd/storage-errors.go

@@ -0,0 +1,109 @@
+/*
+ * MinIO Cloud Storage, (C) 2015, 2016 MinIO, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package cmd
+
+// errUnexpected - unexpected error, requires manual intervention.
+var errUnexpected = StorageErr("Unexpected error, please report this issue at https://github.com/minio/minio/issues")
+
+// errCorruptedFormat - corrupted backend format.
+var errCorruptedFormat = StorageErr("corrupted backend format, please join https://slack.min.io for assistance")
+
+// errUnformattedDisk - unformatted disk found.
+var errUnformattedDisk = StorageErr("unformatted disk found")
+
+// errUnsupporteDisk - when disk does not support O_DIRECT flag.
+var errUnsupportedDisk = StorageErr("disk does not support O_DIRECT")
+
+// errDiskFull - cannot create volume or files when disk is full.
+var errDiskFull = StorageErr("disk path full")
+
+// errDiskNotFound - cannot find the underlying configured disk anymore.
+var errDiskNotFound = StorageErr("disk not found")
+
+// errFaultyRemoteDisk - remote disk is faulty.
+var errFaultyRemoteDisk = StorageErr("remote disk is faulty")
+
+// errFaultyDisk - disk is faulty.
+var errFaultyDisk = StorageErr("disk is faulty")
+
+// errDiskAccessDenied - we don't have write permissions on disk.
+var errDiskAccessDenied = StorageErr("disk access denied")
+
+// errFileNotFound - cannot find the file.
+var errFileNotFound = StorageErr("file not found")
+
+// errTooManyOpenFiles - too many open files.
+var errTooManyOpenFiles = StorageErr("too many open files")
+
+// errFileNameTooLong - given file name is too long than supported length.
+var errFileNameTooLong = StorageErr("file name too long")
+
+// errVolumeExists - cannot create same volume again.
+var errVolumeExists = StorageErr("volume already exists")
+
+// errIsNotRegular - not of regular file type.
+var errIsNotRegular = StorageErr("not of regular file type")
+
+// errVolumeNotFound - cannot find the volume.
+var errVolumeNotFound = StorageErr("volume not found")
+
+// errVolumeNotEmpty - volume not empty.
+var errVolumeNotEmpty = StorageErr("volume is not empty")
+
+// errVolumeAccessDenied - cannot access volume, insufficient permissions.
+var errVolumeAccessDenied = StorageErr("volume access denied")
+
+// errFileAccessDenied - cannot access file, insufficient permissions.
+var errFileAccessDenied = StorageErr("file access denied")
+
+// errFileCorrupt - file has an unexpected size, or is not readable
+var errFileCorrupt = StorageErr("file is corrupted")
+
+// errFileParentIsFile - cannot have overlapping objects, parent is already a file.
+var errFileParentIsFile = StorageErr("parent is a file")
+
+// errBitrotHashAlgoInvalid - the algo for bit-rot hash
+// verification is empty or invalid.
+var errBitrotHashAlgoInvalid = StorageErr("bit-rot hash algorithm is invalid")
+
+// errCrossDeviceLink - rename across devices not allowed.
+var errCrossDeviceLink = StorageErr("Rename across devices not allowed, please fix your backend configuration")
+
+// errMinDiskSize - cannot create volume or files when disk size is less than threshold.
+var errMinDiskSize = StorageErr("The disk size is less than 900MiB threshold")
+
+// errLessData - returned when less data available than what was requested.
+var errLessData = StorageErr("less data available than what was requested")
+
+// errMoreData = returned when more data was sent by the caller than what it was supposed to.
+var errMoreData = StorageErr("more data was sent than what was advertised")
+
+// StorageErr represents error generated by posix call.
+type StorageErr string
+
+func (h StorageErr) Error() string {
+	return string(h)
+}
+
+// Collection of basic errors.
+var baseErrs = []error{
+	errDiskNotFound,
+	errFaultyDisk,
+	errFaultyRemoteDisk,
+}
+
+var baseIgnoredErrs = baseErrs