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console: endpoint for sankey graph
This commit is contained in:
Vincent Bernat
255
console/sankey_test.go
Normal file
255
console/sankey_test.go
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@@ -0,0 +1,255 @@
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package console
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import (
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"bytes"
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"encoding/json"
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"fmt"
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netHTTP "net/http"
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"strings"
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"testing"
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"time"
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"github.com/gin-gonic/gin"
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"github.com/golang/mock/gomock"
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"akvorado/common/clickhousedb"
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"akvorado/common/daemon"
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"akvorado/common/helpers"
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"akvorado/common/http"
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"akvorado/common/reporter"
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)
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func TestSankeyQuerySQL(t *testing.T) {
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cases := []struct {
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Description string
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Input sankeyQuery
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Expected string
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}{
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{
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Description: "two dimensions, no filters",
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Input: sankeyQuery{
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Start: time.Date(2022, 04, 10, 15, 45, 10, 0, time.UTC),
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End: time.Date(2022, 04, 11, 15, 45, 10, 0, time.UTC),
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Dimensions: []queryColumn{queryColumnSrcAS, queryColumnExporterName},
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Limit: 5,
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Filter: queryFilter{},
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},
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Expected: `
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WITH
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(SELECT MAX(TimeReceived) - MIN(TimeReceived) FROM {table} WHERE {timefilter}) AS range,
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rows AS (SELECT SrcAS, ExporterName FROM {table} WHERE {timefilter} GROUP BY SrcAS, ExporterName ORDER BY SUM(Bytes) DESC LIMIT 5)
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SELECT
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SUM(Bytes*SamplingRate*8/range) AS bps,
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[if(SrcAS IN (SELECT SrcAS FROM rows), concat(toString(SrcAS), ': ', dictGetOrDefault('asns', 'name', SrcAS, '???')), 'Other'),
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if(ExporterName IN (SELECT ExporterName FROM rows), ExporterName, 'Other')] AS dimensions
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FROM {table}
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WHERE {timefilter}
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GROUP BY dimensions
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ORDER BY bps DESC`,
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}, {
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Description: "two dimensions, with filter",
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Input: sankeyQuery{
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Start: time.Date(2022, 04, 10, 15, 45, 10, 0, time.UTC),
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End: time.Date(2022, 04, 11, 15, 45, 10, 0, time.UTC),
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Dimensions: []queryColumn{queryColumnSrcAS, queryColumnExporterName},
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Limit: 10,
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Filter: queryFilter{"DstCountry = 'FR'"},
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},
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Expected: `
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WITH
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(SELECT MAX(TimeReceived) - MIN(TimeReceived) FROM {table} WHERE {timefilter} AND (DstCountry = 'FR')) AS range,
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rows AS (SELECT SrcAS, ExporterName FROM {table} WHERE {timefilter} AND (DstCountry = 'FR') GROUP BY SrcAS, ExporterName ORDER BY SUM(Bytes) DESC LIMIT 10)
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SELECT
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SUM(Bytes*SamplingRate*8/range) AS bps,
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[if(SrcAS IN (SELECT SrcAS FROM rows), concat(toString(SrcAS), ': ', dictGetOrDefault('asns', 'name', SrcAS, '???')), 'Other'),
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if(ExporterName IN (SELECT ExporterName FROM rows), ExporterName, 'Other')] AS dimensions
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FROM {table}
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WHERE {timefilter} AND (DstCountry = 'FR')
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GROUP BY dimensions
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ORDER BY bps DESC`,
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},
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}
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for _, tc := range cases {
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t.Run(tc.Description, func(t *testing.T) {
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got, _ := tc.Input.toSQL()
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if diff := helpers.Diff(strings.Split(got, "\n"), strings.Split(tc.Expected, "\n")); diff != "" {
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t.Errorf("toSQL (-got, +want):\n%s", diff)
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}
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})
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}
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}
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func TestSankeyHandler(t *testing.T) {
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r := reporter.NewMock(t)
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ch, mockConn := clickhousedb.NewMock(t, r)
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h := http.NewMock(t, r)
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c, err := New(r, Configuration{}, Dependencies{
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Daemon: daemon.NewMock(t),
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HTTP: h,
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ClickHouseDB: ch,
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})
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if err != nil {
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t.Fatalf("New() error:\n%+v", err)
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}
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helpers.StartStop(t, c)
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expectedSQL := []struct {
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Bps float64 `ch:"bps"`
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Dimensions []string `ch:"dimensions"`
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}{
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// [(random.randrange(100, 10000), x)
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// for x in set([(random.choice(asn),
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// random.choice(providers),
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// random.choice(routers)) for x in range(30)])]
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{9677, []string{"AS100", "Other", "router1"}},
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{9472, []string{"AS300", "provider1", "Other"}},
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{7593, []string{"AS300", "provider2", "router1"}},
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{7234, []string{"AS200", "provider1", "Other"}},
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{6006, []string{"AS100", "provider1", "Other"}},
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{5988, []string{"Other", "provider1", "Other"}},
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{4675, []string{"AS200", "provider3", "Other"}},
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{4348, []string{"AS200", "Other", "router2"}},
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{3999, []string{"AS100", "provider3", "Other"}},
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{3978, []string{"AS100", "provider3", "router2"}},
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{3623, []string{"Other", "Other", "router1"}},
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{3080, []string{"AS300", "provider3", "router2"}},
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{2915, []string{"AS300", "Other", "router1"}},
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{2623, []string{"AS100", "provider1", "router1"}},
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{2482, []string{"AS200", "provider2", "router2"}},
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{2234, []string{"AS100", "provider2", "Other"}},
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{1360, []string{"AS200", "Other", "router1"}},
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{975, []string{"AS300", "Other", "Other"}},
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{717, []string{"AS200", "provider3", "router2"}},
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{621, []string{"Other", "Other", "Other"}},
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{159, []string{"Other", "provider1", "router1"}},
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}
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expected := gin.H{
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// Raw data
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"rows": [][]string{
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{"AS100", "Other", "router1"},
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{"AS300", "provider1", "Other"},
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{"AS300", "provider2", "router1"},
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{"AS200", "provider1", "Other"},
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{"AS100", "provider1", "Other"},
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{"Other", "provider1", "Other"},
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{"AS200", "provider3", "Other"},
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{"AS200", "Other", "router2"},
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{"AS100", "provider3", "Other"},
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{"AS100", "provider3", "router2"},
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{"Other", "Other", "router1"},
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{"AS300", "provider3", "router2"},
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{"AS300", "Other", "router1"},
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{"AS100", "provider1", "router1"},
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{"AS200", "provider2", "router2"},
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{"AS100", "provider2", "Other"},
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{"AS200", "Other", "router1"},
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{"AS300", "Other", "Other"},
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{"AS200", "provider3", "router2"},
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{"Other", "Other", "Other"},
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{"Other", "provider1", "router1"},
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},
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"bps": []int{
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9677,
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9472,
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7593,
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7234,
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6006,
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5988,
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4675,
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4348,
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3999,
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3978,
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3623,
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3080,
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2915,
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2623,
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2482,
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2234,
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1360,
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975,
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717,
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621,
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159,
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},
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// For graph
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"nodes": []string{
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"AS100",
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"Other InIfProvider",
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"router1",
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"AS300",
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"provider1",
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"Other ExporterName",
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"provider2",
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"AS200",
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"Other SrcAS",
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"provider3",
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"router2",
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},
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"links": []gin.H{
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{"source": "provider1", "target": "Other ExporterName", "bps": 9472 + 7234 + 6006 + 5988},
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{"source": "Other InIfProvider", "target": "router1", "bps": 9677 + 3623 + 2915 + 1360},
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{"source": "AS100", "target": "Other InIfProvider", "bps": 9677},
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{"source": "AS300", "target": "provider1", "bps": 9472},
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{"source": "provider3", "target": "Other ExporterName", "bps": 4675 + 3999},
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{"source": "AS100", "target": "provider1", "bps": 6006 + 2623},
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{"source": "AS100", "target": "provider3", "bps": 3999 + 3978},
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{"source": "provider3", "target": "router2", "bps": 3978 + 3080 + 717},
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{"source": "AS300", "target": "provider2", "bps": 7593},
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{"source": "provider2", "target": "router1", "bps": 7593},
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{"source": "AS200", "target": "provider1", "bps": 7234},
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{"source": "Other SrcAS", "target": "provider1", "bps": 5988 + 159},
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{"source": "AS200", "target": "Other InIfProvider", "bps": 4348 + 1360},
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{"source": "AS200", "target": "provider3", "bps": 4675 + 717},
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{"source": "Other InIfProvider", "target": "router2", "bps": 4348},
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{"source": "Other SrcAS", "target": "Other InIfProvider", "bps": 3623 + 621},
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{"source": "AS300", "target": "Other InIfProvider", "bps": 2915 + 975},
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{"source": "AS300", "target": "provider3", "bps": 3080},
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{"source": "provider1", "target": "router1", "bps": 2623 + 159},
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{"source": "AS200", "target": "provider2", "bps": 2482},
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{"source": "provider2", "target": "router2", "bps": 2482},
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{"source": "AS100", "target": "provider2", "bps": 2234},
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{"source": "provider2", "target": "Other ExporterName", "bps": 2234},
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{"source": "Other InIfProvider", "target": "Other ExporterName", "bps": 975 + 621},
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},
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}
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mockConn.EXPECT().
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Select(gomock.Any(), gomock.Any(), gomock.Any()).
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SetArg(1, expectedSQL).
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Return(nil)
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input := sankeyQuery{
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Start: time.Date(2022, 04, 10, 15, 45, 10, 0, time.UTC),
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End: time.Date(2022, 04, 11, 15, 45, 10, 0, time.UTC),
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Dimensions: []queryColumn{queryColumnSrcAS, queryColumnInIfProvider, queryColumnExporterName},
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Limit: 10,
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Filter: queryFilter{"DstCountry = 'FR'"},
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}
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payload := new(bytes.Buffer)
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err = json.NewEncoder(payload).Encode(input)
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if err != nil {
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t.Fatalf("Encode() error:\n%+v", err)
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}
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resp, err := netHTTP.Post(fmt.Sprintf("http://%s/api/v0/console/sankey", h.Address),
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"application/json", payload)
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if err != nil {
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t.Fatalf("POST /api/v0/console/sankey:\n%+v", err)
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}
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defer resp.Body.Close()
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if resp.StatusCode != 200 {
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t.Errorf("POST /api/v0/console/sankey: got status code %d, not 200", resp.StatusCode)
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}
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gotContentType := resp.Header.Get("Content-Type")
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if gotContentType != "application/json; charset=utf-8" {
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t.Errorf("POST /api/v0/console/sankey Content-Type (-got, +want):\n-%s\n+%s",
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gotContentType, "application/json; charset=utf-8")
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}
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decoder := json.NewDecoder(resp.Body)
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var got gin.H
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if err := decoder.Decode(&got); err != nil {
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t.Fatalf("POST /api/v0/console/sankey error:\n%+v", err)
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}
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if diff := helpers.Diff(got, expected); diff != "" {
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t.Fatalf("POST /api/v0/console/sankey (-got, +want):\n%s", diff)
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}
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}
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