sgns::Migration1_0_0To3_4_0¶

Migration step for version 1.0.0 to 3.4.0. Changes the full node topic from CRDT heads.

#include <Migration1_0_0To3_4_0.hpp>

Public Functions¶

	Name
	Migration1_0_0To3_4_0(std::shared_ptr< boost::asio::io_context > ioContext, std::shared_ptr< ipfs_pubsub::GossipPubSub > pubSub, std::shared_ptr< ipfs_lite::ipfs::graphsync::Network > graphsync, std::shared_ptr< libp2p::protocol::Scheduler > scheduler, std::shared_ptr< ipfs_lite::ipfs::graphsync::RequestIdGenerator > generator, std::string writeBasePath, std::string base58key)
	~Migration1_0_0To3_4_0()
virtual std::string	FromVersion() const override Get the source version for this step.
virtual std::string	ToVersion() const override Get the target version for this step.
virtual outcome::result< void >	Init() override Initializes internal variables after constructor.
virtual outcome::result< bool >	IsRequired() const override Check if this migration should run.
virtual outcome::result< void >	Apply() override Apply the migration: initialize legacy DBs and migrate data.
virtual outcome::result< void >	ShutDown() override Shuts down internal variables.

Additional inherited members¶

Public Functions inherited from sgns::IMigrationStep

	Name
virtual	~IMigrationStep() =default
std::tuple< int, int, int >	ParseVersion(const std::string & version) const
bool	IsVersionLessThan(const std::string & lhs, const std::string & rhs) const

Public Functions Documentation¶

function Migration1_0_0To3_4_0¶

Migration1_0_0To3_4_0(
    std::shared_ptr< boost::asio::io_context > ioContext,
    std::shared_ptr< ipfs_pubsub::GossipPubSub > pubSub,
    std::shared_ptr< ipfs_lite::ipfs::graphsync::Network > graphsync,
    std::shared_ptr< libp2p::protocol::Scheduler > scheduler,
    std::shared_ptr< ipfs_lite::ipfs::graphsync::RequestIdGenerator > generator,
    std::string writeBasePath,
    std::string base58key
)

function ~Migration1_0_0To3_4_0¶

~Migration1_0_0To3_4_0()

function FromVersion¶

virtual std::string FromVersion() const override

Get the source version for this step.

Return: std::string "1.0.0"

Reimplements: sgns::IMigrationStep::FromVersion

function ToVersion¶

virtual std::string ToVersion() const override

Get the target version for this step.

Return: std::string "3.4.0"

Reimplements: sgns::IMigrationStep::ToVersion

function Init¶

virtual outcome::result< void > Init() override

Initializes internal variables after constructor.

Return: Outcome of the operation

Reimplements: sgns::IMigrationStep::Init

function IsRequired¶

virtual outcome::result< bool > IsRequired() const override

Check if this migration should run.

Return: outcome::result true if migration should run; false to skip. On error, returns failure.

Reimplements: sgns::IMigrationStep::IsRequired

function Apply¶

virtual outcome::result< void > Apply() override

Apply the migration: initialize legacy DBs and migrate data.

Return: outcome::result success on completion; failure on error.

Reimplements: sgns::IMigrationStep::Apply

function ShutDown¶

virtual outcome::result< void > ShutDown() override

Shuts down internal variables.

Return: Outcome of the operation

Reimplements: sgns::IMigrationStep::ShutDown

Updated on 2026-03-04 at 13:10:43 -0800