Extract blocks/blockstore package to go-ipfs-blockstore

This extracts the blocks/blockstore package and renames the
blocks/blockstore/util package to /blocks/blockstoreutil
(because util depends on Pin and I don't plan to extract
Pin and its depedencies).

The history of blocks/blockstore has been preserved. It has
been gx'ed and imported. Imports have been rewritten accordingly
and re-ordered.

License: MIT
Signed-off-by: Hector Sanjuan <hector@protocol.ai>

bitswap.go

@@ -10,7 +10,6 @@ import (
 	"sync/atomic"
 	"time"
 
-	blockstore "github.com/ipfs/go-ipfs/blocks/blockstore"
 	exchange "github.com/ipfs/go-ipfs/exchange"
 	decision "github.com/ipfs/go-ipfs/exchange/bitswap/decision"
 	bsmsg "github.com/ipfs/go-ipfs/exchange/bitswap/message"
@@ -23,6 +22,7 @@ import (
 	metrics "gx/ipfs/QmRg1gKTHzc3CZXSKzem8aR4E3TubFhbgXwfVuWnSK5CC5/go-metrics-interface"
 	process "gx/ipfs/QmSF8fPo3jgVBAy8fpdjjYqgG87dkJgUprRBHRd2tmfgpP/goprocess"
 	procctx "gx/ipfs/QmSF8fPo3jgVBAy8fpdjjYqgG87dkJgUprRBHRd2tmfgpP/goprocess/context"
+	blockstore "gx/ipfs/QmTVDM4LCSUMFNQzbDLL9zQwp8usE6QHymFdh3h8vL9v6b/go-ipfs-blockstore"
 	peer "gx/ipfs/QmZoWKhxUmZ2seW4BzX6fJkNR8hh9PsGModr7q171yq2SS/go-libp2p-peer"
 	cid "gx/ipfs/QmcZfnkapfECQGcLZaf9B79NRg7cRa9EnZh4LSbkCzwNvY/go-cid"
 	blocks "gx/ipfs/Qmej7nf81hi2x2tvjRBF3mcp74sQyuDH4VMYDGd1YtXjb2/go-block-format"

bitswap_test.go

@@ -8,12 +8,12 @@ import (
 	"testing"
 	"time"
 
-	blockstore "github.com/ipfs/go-ipfs/blocks/blockstore"
 	blocksutil "github.com/ipfs/go-ipfs/blocks/blocksutil"
 	decision "github.com/ipfs/go-ipfs/exchange/bitswap/decision"
 	tn "github.com/ipfs/go-ipfs/exchange/bitswap/testnet"
 
 	delay "gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
+	blockstore "gx/ipfs/QmTVDM4LCSUMFNQzbDLL9zQwp8usE6QHymFdh3h8vL9v6b/go-ipfs-blockstore"
 	tu "gx/ipfs/QmVvkK7s5imCiq3JVbL3pGfnhcCnf3LrFJPF4GE2sAoGZf/go-testutil"
 	travis "gx/ipfs/QmVvkK7s5imCiq3JVbL3pGfnhcCnf3LrFJPF4GE2sAoGZf/go-testutil/ci/travis"
 	p2ptestutil "gx/ipfs/QmYVR3C8DWPHdHxvLtNFYfjsXgaRAdh6hPMNH3KiwCgu4o/go-libp2p-netutil"

decision/engine.go

@@ -6,10 +6,11 @@ import (
 	"sync"
 	"time"
 
-	bstore "github.com/ipfs/go-ipfs/blocks/blockstore"
 	bsmsg "github.com/ipfs/go-ipfs/exchange/bitswap/message"
 	wl "github.com/ipfs/go-ipfs/exchange/bitswap/wantlist"
+
 	logging "gx/ipfs/QmRb5jh8z2E8hMGN2tkvs1yHynUanqnZ3UeKwgN1i9P1F8/go-log"
+	bstore "gx/ipfs/QmTVDM4LCSUMFNQzbDLL9zQwp8usE6QHymFdh3h8vL9v6b/go-ipfs-blockstore"
 	peer "gx/ipfs/QmZoWKhxUmZ2seW4BzX6fJkNR8hh9PsGModr7q171yq2SS/go-libp2p-peer"
 	blocks "gx/ipfs/Qmej7nf81hi2x2tvjRBF3mcp74sQyuDH4VMYDGd1YtXjb2/go-block-format"
 )

decision/engine_test.go

@@ -9,10 +9,11 @@ import (
 	"sync"
 	"testing"
 
-	blockstore "github.com/ipfs/go-ipfs/blocks/blockstore"
 	message "github.com/ipfs/go-ipfs/exchange/bitswap/message"
+
 	ds "gx/ipfs/QmPpegoMqhAEqjncrzArm7KVWAkCm78rqL2DPuNjhPrshg/go-datastore"
 	dssync "gx/ipfs/QmPpegoMqhAEqjncrzArm7KVWAkCm78rqL2DPuNjhPrshg/go-datastore/sync"
+	blockstore "gx/ipfs/QmTVDM4LCSUMFNQzbDLL9zQwp8usE6QHymFdh3h8vL9v6b/go-ipfs-blockstore"
 	testutil "gx/ipfs/QmVvkK7s5imCiq3JVbL3pGfnhcCnf3LrFJPF4GE2sAoGZf/go-testutil"
 	peer "gx/ipfs/QmZoWKhxUmZ2seW4BzX6fJkNR8hh9PsGModr7q171yq2SS/go-libp2p-peer"
 	blocks "gx/ipfs/Qmej7nf81hi2x2tvjRBF3mcp74sQyuDH4VMYDGd1YtXjb2/go-block-format"

get.go

@@ -4,11 +4,11 @@ import (
 	"context"
 	"errors"
 
-	blockstore "github.com/ipfs/go-ipfs/blocks/blockstore"
 	notifications "github.com/ipfs/go-ipfs/exchange/bitswap/notifications"
-	blocks "gx/ipfs/Qmej7nf81hi2x2tvjRBF3mcp74sQyuDH4VMYDGd1YtXjb2/go-block-format"
 
+	blockstore "gx/ipfs/QmTVDM4LCSUMFNQzbDLL9zQwp8usE6QHymFdh3h8vL9v6b/go-ipfs-blockstore"
 	cid "gx/ipfs/QmcZfnkapfECQGcLZaf9B79NRg7cRa9EnZh4LSbkCzwNvY/go-cid"
+	blocks "gx/ipfs/Qmej7nf81hi2x2tvjRBF3mcp74sQyuDH4VMYDGd1YtXjb2/go-block-format"
 )
 
 type getBlocksFunc func(context.Context, []*cid.Cid) (<-chan blocks.Block, error)

testutils.go

@@ -4,13 +4,13 @@ import (
 	"context"
 	"time"
 
-	blockstore "github.com/ipfs/go-ipfs/blocks/blockstore"
 	tn "github.com/ipfs/go-ipfs/exchange/bitswap/testnet"
 	datastore2 "github.com/ipfs/go-ipfs/thirdparty/datastore2"
 
 	ds "gx/ipfs/QmPpegoMqhAEqjncrzArm7KVWAkCm78rqL2DPuNjhPrshg/go-datastore"
 	ds_sync "gx/ipfs/QmPpegoMqhAEqjncrzArm7KVWAkCm78rqL2DPuNjhPrshg/go-datastore/sync"
 	delay "gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
+	blockstore "gx/ipfs/QmTVDM4LCSUMFNQzbDLL9zQwp8usE6QHymFdh3h8vL9v6b/go-ipfs-blockstore"
 	testutil "gx/ipfs/QmVvkK7s5imCiq3JVbL3pGfnhcCnf3LrFJPF4GE2sAoGZf/go-testutil"
 	p2ptestutil "gx/ipfs/QmYVR3C8DWPHdHxvLtNFYfjsXgaRAdh6hPMNH3KiwCgu4o/go-libp2p-netutil"
 	peer "gx/ipfs/QmZoWKhxUmZ2seW4BzX6fJkNR8hh9PsGModr7q171yq2SS/go-libp2p-peer"