mirror of https://github.com/grafana/grafana.git
224 lines
7.5 KiB
Go
224 lines
7.5 KiB
Go
package mysql
|
|
|
|
import (
|
|
"fmt"
|
|
"sync"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/grafana/grafana-plugin-sdk-go/backend"
|
|
"github.com/grafana/grafana/pkg/infra/log"
|
|
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func TestMacroEngine(t *testing.T) {
|
|
engine := &mySQLMacroEngine{
|
|
logger: log.New("test"),
|
|
}
|
|
query := &backend.DataQuery{}
|
|
|
|
t.Run("Given a time range between 2018-04-12 00:00 and 2018-04-12 00:05", func(t *testing.T) {
|
|
from := time.Date(2018, 4, 12, 18, 0, 0, 0, time.UTC)
|
|
to := from.Add(5 * time.Minute)
|
|
timeRange := backend.TimeRange{From: from, To: to}
|
|
|
|
t.Run("interpolate __time function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "select $__time(time_column)")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, "select UNIX_TIMESTAMP(time_column) as time_sec", sql)
|
|
})
|
|
|
|
t.Run("interpolate __time function wrapped in aggregation", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "select min($__time(time_column))")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, "select min(UNIX_TIMESTAMP(time_column) as time_sec)", sql)
|
|
})
|
|
|
|
t.Run("interpolate __timeGroup function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "GROUP BY $__timeGroup(time_column,'5m')")
|
|
require.Nil(t, err)
|
|
sql2, err := engine.Interpolate(query, timeRange, "GROUP BY $__timeGroupAlias(time_column,'5m')")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, "GROUP BY UNIX_TIMESTAMP(time_column) DIV 300 * 300", sql)
|
|
require.Equal(t, sql+" AS \"time\"", sql2)
|
|
})
|
|
|
|
t.Run("interpolate __timeGroup function with spaces around arguments", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "GROUP BY $__timeGroup(time_column , '5m')")
|
|
require.Nil(t, err)
|
|
sql2, err := engine.Interpolate(query, timeRange, "GROUP BY $__timeGroupAlias(time_column , '5m')")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, "GROUP BY UNIX_TIMESTAMP(time_column) DIV 300 * 300", sql)
|
|
require.Equal(t, sql+" AS \"time\"", sql2)
|
|
})
|
|
|
|
t.Run("interpolate __timeFilter function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "WHERE $__timeFilter(time_column)")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, fmt.Sprintf("WHERE time_column BETWEEN FROM_UNIXTIME(%d) AND FROM_UNIXTIME(%d)", from.Unix(), to.Unix()), sql)
|
|
})
|
|
|
|
t.Run("interpolate __timeFrom function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "select $__timeFrom()")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, fmt.Sprintf("select FROM_UNIXTIME(%d)", from.Unix()), sql)
|
|
})
|
|
|
|
t.Run("interpolate __timeTo function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "select $__timeTo()")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, fmt.Sprintf("select FROM_UNIXTIME(%d)", to.Unix()), sql)
|
|
})
|
|
|
|
t.Run("interpolate __unixEpochFilter function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFilter(time)")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, fmt.Sprintf("select time >= %d AND time <= %d", from.Unix(), to.Unix()), sql)
|
|
})
|
|
|
|
t.Run("interpolate __unixEpochNanoFilter function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochNanoFilter(time)")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, fmt.Sprintf("select time >= %d AND time <= %d", from.UnixNano(), to.UnixNano()), sql)
|
|
})
|
|
|
|
t.Run("interpolate __unixEpochNanoFrom function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochNanoFrom()")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, fmt.Sprintf("select %d", from.UnixNano()), sql)
|
|
})
|
|
|
|
t.Run("interpolate __unixEpochNanoTo function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochNanoTo()")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, fmt.Sprintf("select %d", to.UnixNano()), sql)
|
|
})
|
|
|
|
t.Run("interpolate __unixEpochGroup function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "SELECT $__unixEpochGroup(time_column,'5m')")
|
|
require.Nil(t, err)
|
|
sql2, err := engine.Interpolate(query, timeRange, "SELECT $__unixEpochGroupAlias(time_column,'5m')")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, "SELECT time_column DIV 300 * 300", sql)
|
|
require.Equal(t, sql+" AS \"time\"", sql2)
|
|
})
|
|
})
|
|
|
|
t.Run("Given a time range between 1960-02-01 07:00 and 1965-02-03 08:00", func(t *testing.T) {
|
|
from := time.Date(1960, 2, 1, 7, 0, 0, 0, time.UTC)
|
|
to := time.Date(1965, 2, 3, 8, 0, 0, 0, time.UTC)
|
|
timeRange := backend.TimeRange{
|
|
From: from,
|
|
To: to,
|
|
}
|
|
|
|
t.Run("interpolate __timeFilter function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "WHERE $__timeFilter(time_column)")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, fmt.Sprintf("WHERE time_column BETWEEN DATE_ADD(FROM_UNIXTIME(0), INTERVAL %d SECOND) AND FROM_UNIXTIME(%d)", from.Unix(), to.Unix()), sql)
|
|
})
|
|
|
|
t.Run("interpolate __unixEpochFilter function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFilter(time)")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, fmt.Sprintf("select time >= %d AND time <= %d", from.Unix(), to.Unix()), sql)
|
|
})
|
|
})
|
|
|
|
t.Run("Given a time range between 1960-02-01 07:00 and 1980-02-03 08:00", func(t *testing.T) {
|
|
from := time.Date(1960, 2, 1, 7, 0, 0, 0, time.UTC)
|
|
to := time.Date(1980, 2, 3, 8, 0, 0, 0, time.UTC)
|
|
timeRange := backend.TimeRange{
|
|
From: from,
|
|
To: to,
|
|
}
|
|
|
|
t.Run("interpolate __timeFilter function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "WHERE $__timeFilter(time_column)")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, fmt.Sprintf("WHERE time_column BETWEEN DATE_ADD(FROM_UNIXTIME(0), INTERVAL %d SECOND) AND FROM_UNIXTIME(%d)", from.Unix(), to.Unix()), sql)
|
|
})
|
|
|
|
t.Run("interpolate __unixEpochFilter function", func(t *testing.T) {
|
|
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFilter(time)")
|
|
require.Nil(t, err)
|
|
|
|
require.Equal(t, fmt.Sprintf("select time >= %d AND time <= %d", from.Unix(), to.Unix()), sql)
|
|
})
|
|
})
|
|
|
|
t.Run("Given queries that contains unallowed user functions", func(t *testing.T) {
|
|
tcs := []string{
|
|
"select \nSESSION_USER(), abc",
|
|
"SELECT session_User( ) ",
|
|
"SELECT session_User( )\n",
|
|
"SELECT current_user",
|
|
"SELECT current_USER",
|
|
"SELECT current_user()",
|
|
"SELECT Current_User()",
|
|
"SELECT current_user( )",
|
|
"SELECT current_user(\t )",
|
|
"SELECT user()",
|
|
"SELECT USER()",
|
|
"SELECT SYSTEM_USER()",
|
|
"SELECT System_User()",
|
|
"SELECT System_User( )",
|
|
"SELECT System_User(\t \t)",
|
|
"SHOW \t grants",
|
|
" show Grants\n",
|
|
"show grants;",
|
|
}
|
|
|
|
for _, tc := range tcs {
|
|
_, err := engine.Interpolate(&backend.DataQuery{}, backend.TimeRange{}, tc)
|
|
require.Equal(t, "invalid query - inspect Grafana server log for details", err.Error())
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestMacroEngineConcurrency(t *testing.T) {
|
|
engine := newMysqlMacroEngine(log.New("test"))
|
|
query1 := backend.DataQuery{
|
|
JSON: []byte{},
|
|
}
|
|
query2 := backend.DataQuery{
|
|
JSON: []byte{},
|
|
}
|
|
from := time.Date(2018, 4, 12, 18, 0, 0, 0, time.UTC)
|
|
to := from.Add(5 * time.Minute)
|
|
timeRange := backend.TimeRange{From: from, To: to}
|
|
|
|
var wg sync.WaitGroup
|
|
wg.Add(2)
|
|
|
|
go func(query backend.DataQuery) {
|
|
defer wg.Done()
|
|
_, err := engine.Interpolate(&query, timeRange, "SELECT $__timeGroup(time_column,'5m')")
|
|
require.NoError(t, err)
|
|
}(query1)
|
|
|
|
go func(query backend.DataQuery) {
|
|
_, err := engine.Interpolate(&query, timeRange, "SELECT $__timeGroup(time_column,'5m')")
|
|
require.NoError(t, err)
|
|
defer wg.Done()
|
|
}(query2)
|
|
|
|
wg.Wait()
|
|
}
|