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cmd/syncthing, lib/db, lib/model, lib/protocol: Implement delta indexes (fixes #438)

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GitHub-Pull-Request: https://github.com/syncthing/syncthing/pull/3427
This commit is contained in:
Jakob Borg
2016-07-23 12:46:31 +00:00
committed by Audrius Butkevicius
parent 8ab6b60778
commit 47fa4b0a2c
11 changed files with 428 additions and 222 deletions
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42
lib/db/set_test.go
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@@ -100,11 +100,11 @@ func TestGlobalSet(t *testing.T) {
m := db.NewFileSet("test", ldb)
local0 := fileList{
protocol.FileInfo{Name: "a", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(1)},
protocol.FileInfo{Name: "b", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(2)},
protocol.FileInfo{Name: "c", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(3)},
protocol.FileInfo{Name: "d", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(4)},
protocol.FileInfo{Name: "z", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(8)},
protocol.FileInfo{Name: "a", LocalVersion: 1, Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(1)},
protocol.FileInfo{Name: "b", LocalVersion: 2, Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(2)},
protocol.FileInfo{Name: "c", LocalVersion: 3, Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(3)},
protocol.FileInfo{Name: "d", LocalVersion: 4, Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(4)},
protocol.FileInfo{Name: "z", LocalVersion: 5, Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(8)},
}
local1 := fileList{
protocol.FileInfo{Name: "a", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(1)},
@@ -687,3 +687,35 @@ func BenchmarkUpdateOneFile(b *testing.B) {
b.ReportAllocs()
}
func TestIndexID(t *testing.T) {
ldb := db.OpenMemory()
s := db.NewFileSet("test", ldb)
// The Index ID for some random device is zero by default.
id := s.IndexID(remoteDevice0)
if id != 0 {
t.Errorf("index ID for remote device should default to zero, not %d", id)
}
// The Index ID for someone else should be settable
s.SetIndexID(remoteDevice0, 42)
id = s.IndexID(remoteDevice0)
if id != 42 {
t.Errorf("index ID for remote device should be remembered; got %d, expected %d", id, 42)
}
// Our own index ID should be generated randomly.
id = s.IndexID(protocol.LocalDeviceID)
if id == 0 {
t.Errorf("index ID for local device should be random, not zero")
}
t.Logf("random index ID is 0x%016x", id)
// But of course always the same after that.
again := s.IndexID(protocol.LocalDeviceID)
if again != id {
t.Errorf("index ID changed; %d != %d", again, id)
}
}