snapshots

README

Snapshots - tool for managing remote stanshots

In the root of Erigon project, use this command to build the commands:

make snapshots

It can then be run using the following command

./buid/bin/snapshots sub-command options...

Snapshots supports the following sub commands:

cmp - compare snapshots

This command takes the following form:

    snapshots cmp <location> <location>

This will cause the .seg files from each location to be copied to the local machine, indexed and then have their rlp contents compared.

Optionally a <start block> and optionally an <end block> may be specified to limit the scope of the operation

It is also possible to set the --types flag to limit the type of segment file being downloaded and compared. The currently supported types are header and body

copy - copy snapshots

This command can be used to copy segment files from one location to another.

This command takes the following form:

    snapshots copy <source> <destination>

Optionally a <start block> and optionally an <end block> may be specified to limit the scope of the operation

verify - verify snapshots

-- TBD

manifest - manage the manifest file in the root of remote snapshot locations

The manifest command supports the following actions

Action	Description
list	list manifest from storage location
update	update the manifest to match the files available at its storage location
verify	verify that manifest matches the files available at its storage location

All actions take a <location> argument which specified the remote location which contains the manifest

Optionally a <start block> and optionally an <end block> may be specified to limit the scope of the operation

torrent - manage snapshot torrent files

The torrent command supports the following actions

Action	Description
list	list torrents available at the specified storage location
hashes	list the hashes (in toml format) at the specified storage location
update	update re-create the torrents for the contents available at its storage location
verify	verify that manifest contents are available at its storage location

All actions take a <location> argument which specified the remote location which contains the torrents.

Optionally a <start block>`` and optionally an ` may be specified to limit the scope of the operation