module Karma::Backup

Defined in:

backup.cr
backup/metadata.cr
backup/reports.cr
backup/store.cr

Constant Summary

DUMP_EXTENSION = ".tree"

METADATA_EXTENSION = ".meta.json"

SNAPSHOT_CHUNK_DEFAULT_BYTES = 262144

SNAPSHOT_CHUNK_MAX_BYTES = 524288

Class Method Summary

• .dump(cluster, file_path, tree_name)
• .dump_timestamp(file_path) : Int64
• .dump_tree_name(file_path) : String
• .dumps(dump_dir) : Array(String)
• .fetch(file_path : String)
• .fetch_chunk(file_path : String, offset : UInt64 = 0_u64, limit : Int32 = SNAPSHOT_CHUNK_DEFAULT_BYTES)
• .info(dump_dir)
• .install(file_name : String, data : Bytes, metadata : SnapshotMetadata, dump_dir = Karma.config.dump_dir) : String
• .install_stream(file_name : String, metadata : SnapshotMetadata, dump_dir = Karma.config.dump_dir, &) : String
• .latest_snapshot_metadata_by_tree(dump_dir) : Array(SnapshotMetadata)
• .load(cluster, file_path, tree_name)
• .metadata_path(file_path) : String
• .prune(dump_dir, retain_per_tree : Int32) : Int32
• .restore_lsn(dump_dir) : UInt64
• .snapshot_metadata(file_path) : SnapshotMetadata
• .verify(dump_dir)

Class Method Detail