func main() {
rand.Seed(time.Now().UnixNano())
x.Init()
checkFlagsAndInitDirs()
ps, err := store.NewStore(*postingDir)
x.Checkf(err, "Error initializing postings store")
defer ps.Close()
if len(*schemaFile) > 0 {
err = schema.Parse(*schemaFile)
x.Checkf(err, "Error while loading schema: %s", *schemaFile)
}
// Posting will initialize index which requires schema. Hence, initialize
// schema before calling posting.Init().
posting.Init(ps)
worker.Init(ps)
x.Check(group.ParseGroupConfig(*conf))
// Setup external communication.
che := make(chan error, 1)
go setupServer(che)
go worker.StartRaftNodes(*walDir)
if err := <-che; !strings.Contains(err.Error(),
"use of closed network connection") {
log.Fatal(err)
}
}
func createTestData(t *testing.T, ps *store.Store) {
dir, err := ioutil.TempDir("", "wal")
require.NoError(t, err)
group.ParseGroupConfig("")
worker.StartRaftNodes(dir)
p := geom.NewPoint(geom.XY).MustSetCoords(geom.Coord{-122.082506, 37.4249518})
addGeoData(t, ps, 1, p, "Googleplex")
p = geom.NewPoint(geom.XY).MustSetCoords(geom.Coord{-122.080668, 37.426753})
addGeoData(t, ps, 2, p, "Shoreline Amphitheater")
p = geom.NewPoint(geom.XY).MustSetCoords(geom.Coord{-122.2527428, 37.513653})
addGeoData(t, ps, 3, p, "San Carlos Airport")
poly := geom.NewPolygon(geom.XY).MustSetCoords([][]geom.Coord{
{{-121.6, 37.1}, {-122.4, 37.3}, {-122.6, 37.8}, {-122.5, 38.3}, {-121.9, 38},
{-121.6, 37.1}},
})
addGeoData(t, ps, 4, poly, "SF Bay area")
poly = geom.NewPolygon(geom.XY).MustSetCoords([][]geom.Coord{
{{-122.06, 37.37}, {-122.1, 37.36}, {-122.12, 37.4}, {-122.11, 37.43},
{-122.04, 37.43}, {-122.06, 37.37}},
})
addGeoData(t, ps, 5, poly, "Mountain View")
poly = geom.NewPolygon(geom.XY).MustSetCoords([][]geom.Coord{
{{-122.25, 37.49}, {-122.28, 37.49}, {-122.27, 37.51}, {-122.25, 37.52},
{-122.24, 37.51}},
})
addGeoData(t, ps, 6, poly, "San Carlos")
time.Sleep(200 * time.Millisecond) // Let the index process jobs from channel.
}
func prepare() (dir1, dir2 string, ps *store.Store, rerr error) {
var err error
dir1, err = ioutil.TempDir("", "storetest_")
if err != nil {
return "", "", nil, err
}
ps, err = store.NewStore(dir1)
if err != nil {
return "", "", nil, err
}
dir2, err = ioutil.TempDir("", "wal_")
if err != nil {
return dir1, "", nil, err
}
posting.Init(ps)
loader.Init(ps)
group.ParseGroupConfig("groups.conf")
worker.StartRaftNodes(dir2)
{
// Then load data.
f, err := os.Open("testdata.nq")
if err != nil {
return dir1, dir2, nil, err
}
gm := map[uint32]bool{
0: true,
}
_, err = loader.LoadEdges(f, gm)
f.Close()
if err != nil {
return dir1, dir2, nil, err
}
}
return dir1, dir2, ps, nil
}
func populateGraph(t *testing.T) (string, string, *store.Store) {
// logrus.SetLevel(logrus.DebugLevel)
dir, err := ioutil.TempDir("", "storetest_")
require.NoError(t, err)
ps, err := store.NewStore(dir)
require.NoError(t, err)
schema.ParseBytes([]byte(schemaStr))
posting.Init(ps)
worker.Init(ps)
group.ParseGroupConfig("")
dir2, err := ioutil.TempDir("", "wal_")
require.NoError(t, err)
worker.StartRaftNodes(dir2)
// So, user we're interested in has uid: 1.
// She has 5 friends: 23, 24, 25, 31, and 101
addEdgeToUID(t, ps, "friend", 1, 23)
addEdgeToUID(t, ps, "friend", 1, 24)
addEdgeToUID(t, ps, "friend", 1, 25)
addEdgeToUID(t, ps, "friend", 1, 31)
addEdgeToUID(t, ps, "friend", 1, 101)
// Now let's add a few properties for the main user.
addEdgeToValue(t, ps, "name", 1, "Michonne")
addEdgeToValue(t, ps, "gender", 1, "female")
var coord types.Geo
err = coord.UnmarshalText([]byte("{\"Type\":\"Point\", \"Coordinates\":[1.1,2.0]}"))
require.NoError(t, err)
gData, err := coord.MarshalBinary()
require.NoError(t, err)
addEdgeToTypedValue(t, ps, "loc", 1, types.GeoID, gData)
data, err := types.Int32(15).MarshalBinary()
require.NoError(t, err)
addEdgeToTypedValue(t, ps, "age", 1, types.Int32ID, data)
addEdgeToValue(t, ps, "address", 1, "31, 32 street, Jupiter")
data, err = types.Bool(true).MarshalBinary()
require.NoError(t, err)
addEdgeToTypedValue(t, ps, "alive", 1, types.BoolID, data)
addEdgeToValue(t, ps, "age", 1, "38")
addEdgeToValue(t, ps, "survival_rate", 1, "98.99")
addEdgeToValue(t, ps, "sword_present", 1, "true")
addEdgeToValue(t, ps, "_xid_", 1, "mich")
// Now let's add a name for each of the friends, except 101.
addEdgeToTypedValue(t, ps, "name", 23, types.StringID, []byte("Rick Grimes"))
addEdgeToValue(t, ps, "age", 23, "15")
err = coord.UnmarshalText([]byte(`{"Type":"Polygon", "Coordinates":[[[0.0,0.0], [2.0,0.0], [2.0, 2.0], [0.0, 2.0]]]}`))
require.NoError(t, err)
gData, err = coord.MarshalBinary()
require.NoError(t, err)
addEdgeToTypedValue(t, ps, "loc", 23, types.GeoID, gData)
addEdgeToValue(t, ps, "address", 23, "21, mark street, Mars")
addEdgeToValue(t, ps, "name", 24, "Glenn Rhee")
addEdgeToValue(t, ps, "name", 25, "Daryl Dixon")
addEdgeToValue(t, ps, "name", 31, "Andrea")
addEdgeToValue(t, ps, "dob", 23, "1910-01-02")
addEdgeToValue(t, ps, "dob", 24, "1909-05-05")
addEdgeToValue(t, ps, "dob", 25, "1909-01-10")
addEdgeToValue(t, ps, "dob", 31, "1901-01-15")
return dir, dir2, ps
}