Commit b0076d4f by Marcus Efraimsson

mssql: remove UTC conversion in macro functions

Removes the macro function . Macro functions should not do UTC/timezone conversion - they should
work in the same way as postgres and mysql datasource implementations.
Grafana and Microsft SQL Server should be run on servers with UTC timezones.
parent 3ccadff8
......@@ -73,25 +73,20 @@ func (m *MsSqlMacroEngine) evaluateMacro(name string, args []string) (string, er
return "", fmt.Errorf("missing time column argument for macro %v", name)
}
return fmt.Sprintf("%s AS time", args[0]), nil
case "__utcTime":
if len(args) == 0 {
return "", fmt.Errorf("missing time column argument for macro %v", name)
}
return fmt.Sprintf("DATEADD(second, DATEDIFF(second,GETDATE(),GETUTCDATE()), %s) AS time", args[0]), nil
case "__timeEpoch":
if len(args) == 0 {
return "", fmt.Errorf("missing time column argument for macro %v", name)
}
return fmt.Sprintf("DATEDIFF(second, {d '1970-01-01'}, DATEADD(second, DATEDIFF(second,GETDATE(),GETUTCDATE()), %s) ) AS time", args[0]), nil
return fmt.Sprintf("DATEDIFF(second, '1970-01-01', %s) AS time", args[0]), nil
case "__timeFilter":
if len(args) == 0 {
return "", fmt.Errorf("missing time column argument for macro %v", name)
}
return fmt.Sprintf("%s >= DATEADD(s, %d+DATEDIFF(second,GETUTCDATE(),GETDATE()), '1970-01-01') AND %s <= DATEADD(s, %d+DATEDIFF(second,GETUTCDATE(),GETDATE()), '1970-01-01')", args[0], uint64(m.TimeRange.GetFromAsMsEpoch()/1000), args[0], uint64(m.TimeRange.GetToAsMsEpoch()/1000)), nil
return fmt.Sprintf("%s >= DATEADD(s, %d, '1970-01-01') AND %s <= DATEADD(s, %d, '1970-01-01')", args[0], uint64(m.TimeRange.GetFromAsMsEpoch()/1000), args[0], uint64(m.TimeRange.GetToAsMsEpoch()/1000)), nil
case "__timeFrom":
return fmt.Sprintf("DATEADD(second, %d+DATEDIFF(second,GETUTCDATE(),GETDATE()), '1970-01-01')", uint64(m.TimeRange.GetFromAsMsEpoch()/1000)), nil
return fmt.Sprintf("DATEADD(second, %d, '1970-01-01')", uint64(m.TimeRange.GetFromAsMsEpoch()/1000)), nil
case "__timeTo":
return fmt.Sprintf("DATEADD(second, %d+DATEDIFF(second,GETUTCDATE(),GETDATE()), '1970-01-01')", uint64(m.TimeRange.GetToAsMsEpoch()/1000)), nil
return fmt.Sprintf("DATEADD(second, %d, '1970-01-01')", uint64(m.TimeRange.GetToAsMsEpoch()/1000)), nil
case "__timeGroup":
if len(args) < 2 {
return "", fmt.Errorf("macro %v needs time column and interval", name)
......
......@@ -25,32 +25,25 @@ func TestMacroEngine(t *testing.T) {
So(sql, ShouldEqual, "select time_column AS time")
})
Convey("interpolate __utcTime function", func() {
sql, err := engine.Interpolate(query, nil, "select $__utcTime(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "select DATEADD(second, DATEDIFF(second,GETDATE(),GETUTCDATE()), time_column) AS time")
})
Convey("interpolate __timeEpoch function", func() {
sql, err := engine.Interpolate(query, nil, "select $__timeEpoch(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "select DATEDIFF(second, {d '1970-01-01'}, DATEADD(second, DATEDIFF(second,GETDATE(),GETUTCDATE()), time_column) ) AS time")
So(sql, ShouldEqual, "select DATEDIFF(second, '1970-01-01', time_column) AS time")
})
Convey("interpolate __timeEpoch function wrapped in aggregation", func() {
sql, err := engine.Interpolate(query, nil, "select min($__timeEpoch(time_column))")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "select min(DATEDIFF(second, {d '1970-01-01'}, DATEADD(second, DATEDIFF(second,GETDATE(),GETUTCDATE()), time_column) ) AS time)")
So(sql, ShouldEqual, "select min(DATEDIFF(second, '1970-01-01', time_column) AS time)")
})
Convey("interpolate __timeFilter function", func() {
sql, err := engine.Interpolate(query, timeRange, "WHERE $__timeFilter(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "WHERE time_column >= DATEADD(s, 18446744066914186738+DATEDIFF(second,GETUTCDATE(),GETDATE()), '1970-01-01') AND time_column <= DATEADD(s, 18446744066914187038+DATEDIFF(second,GETUTCDATE(),GETDATE()), '1970-01-01')")
So(sql, ShouldEqual, "WHERE time_column >= DATEADD(s, 18446744066914186738, '1970-01-01') AND time_column <= DATEADD(s, 18446744066914187038, '1970-01-01')")
})
Convey("interpolate __timeGroup function", func() {
......@@ -97,21 +90,21 @@ func TestMacroEngine(t *testing.T) {
sql, err := engine.Interpolate(query, timeRange, "select $__timeFrom(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "select DATEADD(second, 18446744066914186738+DATEDIFF(second,GETUTCDATE(),GETDATE()), '1970-01-01')")
So(sql, ShouldEqual, "select DATEADD(second, 18446744066914186738, '1970-01-01')")
})
Convey("interpolate __timeTo function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__timeTo(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "select DATEADD(second, 18446744066914187038+DATEDIFF(second,GETUTCDATE(),GETDATE()), '1970-01-01')")
So(sql, ShouldEqual, "select DATEADD(second, 18446744066914187038, '1970-01-01')")
})
Convey("interpolate __unixEpochFilter function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFilter(18446744066914186738)")
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFilter(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "select 18446744066914186738 >= 18446744066914186738 AND 18446744066914186738 <= 18446744066914187038")
So(sql, ShouldEqual, "select time_column >= 18446744066914186738 AND time_column <= 18446744066914187038")
})
Convey("interpolate __unixEpochFrom function", func() {
......
......@@ -27,16 +27,15 @@ An annotation is an event that is overlayed on top of graphs. The query can have
Macros:
- $__time(column) -&gt; column AS time
- $__utcTime(column) -&gt; DATEADD(second, DATEDIFF(second, GETDATE(), GETUTCDATE()), column) AS time
- $__timeEpoch(column) -&gt; DATEDIFF(second, {d '1970-01-01'}, DATEADD(second, DATEDIFF(second, GETDATE(), GETUTCDATE()), column) ) AS time
- $__timeFilter(column) -&gt; column &gt; DATEADD(s, 1492750877+DATEDIFF(second, GETUTCDATE(), GETDATE()), '1970-01-01') AND column &lt; DATEADD(s, 1492750877+DATEDIFF(second, GETUTCDATE(), GETDATE()), '1970-01-01')
- $__unixEpochFilter(column) -&gt; column &gt; 1492750877 AND column &lt; 1492750877
- $__timeEpoch(column) -&gt; DATEDIFF(second, '1970-01-01', column) AS time
- $__timeFilter(column) -&gt; column &gt;= DATEADD(s, 18446744066914186738, '1970-01-01') AND column &t;= DATEADD(s, 18446744066914187038, '1970-01-01')
- $__unixEpochFilter(column) -&gt; column &gt;= 1492750877 AND column &lt;= 1492750877
Or build your own conditionals using these macros which just return the values:
- $__timeFrom() -&gt; DATEADD(second, 1492750877+DATEDIFF(second, GETUTCDATE(), GETDATE()), '1970-01-01')
- $__timeTo() -&gt; DATEADD(second, 1492750877+DATEDIFF(second, GETUTCDATE(), GETDATE()), '1970-01-01')
- $__unixEpochFrom() -&gt; 1492750877
- $__unixEpochTo() -&gt; 1492750877
- $__timeFrom() -&gt; DATEADD(second, 1492750877, '1970-01-01')
- $__timeTo() -&gt; DATEADD(second, 1492750877, '1970-01-01')
- $__unixEpochFrom() -&gt; 1492750877
- $__unixEpochTo() -&gt; 1492750877
</pre>
</div>
</div>
......@@ -48,15 +48,14 @@ Table:
Macros:
- $__time(column) -&gt; column AS time
- $__utcTime(column) -&gt; DATEADD(second, DATEDIFF(second, GETDATE(), GETUTCDATE()), column) AS time
- $__timeEpoch(column) -&gt; DATEDIFF(second, {d '1970-01-01'}, DATEADD(second, DATEDIFF(second, GETDATE(), GETUTCDATE()), column) ) AS time
- $__timeFilter(column) -&gt; column &gt; DATEADD(s, 1492750877+DATEDIFF(second, GETUTCDATE(), GETDATE()), '1970-01-01') AND column &lt; DATEADD(s, 1492750877+DATEDIFF(second, GETUTCDATE(), GETDATE()), '1970-01-01')
- $__unixEpochFilter(column) -&gt; column &gt; 1492750877 AND column &lt; 1492750877
- $__timeGroup(column, '5m'[, fillvalue]) -&gt; cast(cast(DATEDIFF(second, {d '1970-01-01'}, DATEADD(second, DATEDIFF(second, GETDATE(), GETUTCDATE()), column))/300 as int)*300 as int). Providing a <i>fillValue</i> of <i>NULL</i> or floating value will automatically fill empty series in timerange with that value.
- $__timeEpoch(column) -&gt; DATEDIFF(second, '1970-01-01', column) AS time
- $__timeFilter(column) -&gt; column &gt;= DATEADD(s, 18446744066914186738, '1970-01-01') AND column &t;= DATEADD(s, 18446744066914187038, '1970-01-01')
- $__unixEpochFilter(column) -&gt; column &gt;= 1492750877 AND column &lt;= 1492750877
- $__timeGroup(column, '5m'[, fillvalue]) -&gt; CAST(ROUND(DATEDIFF(second, '1970-01-01', column)/300.0, 0) as bigint)*300. Providing a <i>fillValue</i> of <i>NULL</i> or floating value will automatically fill empty series in timerange with that value.
Or build your own conditionals using these macros which just return the values:
- $__timeFrom() -&gt; DATEADD(second, 1492750877+DATEDIFF(second, GETUTCDATE(), GETDATE()), '1970-01-01')
- $__timeTo() -&gt; DATEADD(second, 1492750877+DATEDIFF(second, GETUTCDATE(), GETDATE()), '1970-01-01')
- $__timeFrom() -&gt; DATEADD(second, 1492750877, '1970-01-01')
- $__timeTo() -&gt; DATEADD(second, 1492750877, '1970-01-01')
- $__unixEpochFrom() -&gt; 1492750877
- $__unixEpochTo() -&gt; 1492750877
</pre>
......
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