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Fix malformed period throwing ADMIN persona error #16626

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merged 4 commits into from
Jun 20, 2024
Merged

Fix malformed period throwing ADMIN persona error #16626

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cff653e
Turn invalid periods into user-facing exception providing more context.
abhishekrb19 Jun 18, 2024
2b9d596
Review comment: pass the wrapping expression and stringify.
abhishekrb19 Jun 18, 2024
1f11fe2
Merge branch 'master' into validate_timestamp_period
abhishekrb19 Jun 19, 2024
e2213c0
Update processing/src/main/java/org/apache/druid/query/expression/Exp…
abhishekrb19 Jun 19, 2024
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15 changes: 13 additions & 2 deletions processing/src/main/java/org/apache/druid/query/expression/ExprUtils.java
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@
package org.apache.druid.query.expression;

import org.apache.druid.common.config.NullHandling;
import org.apache.druid.error.InvalidInput;
import org.apache.druid.java.util.common.DateTimes;
import org.apache.druid.java.util.common.IAE;
import org.apache.druid.java.util.common.granularity.PeriodGranularity;
Expand All @@ -45,13 +46,23 @@ static DateTimeZone toTimeZone(final Expr timeZoneArg)
}

static PeriodGranularity toPeriodGranularity(
final Expr timeExpressionArg,
final Expr periodArg,
@Nullable final Expr originArg,
@Nullable final Expr timeZoneArg,
final Expr.ObjectBinding bindings
)
{
final Period period = new Period(periodArg.eval(bindings).asString());
final Period period;
try {
period = new Period(periodArg.eval(bindings).asString());
}
catch (IllegalArgumentException iae) {
throw InvalidInput.exception(
"Invalid period[%s] specified for expression[%s]: [%s]",
periodArg.eval(bindings).asString(), timeExpressionArg, iae.getMessage()
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);
}
final DateTime origin;
final DateTimeZone timeZone;

Expand All @@ -69,7 +80,7 @@ static PeriodGranularity toPeriodGranularity(
final Object value = originArg.eval(bindings).valueOrDefault();
if (value instanceof String && NullHandling.isNullOrEquivalent((String) value)) {
// We get a blank string here, when sql compatible null handling is enabled
// and expression contains empty string for for origin
// and expression contains empty string for origin
// e.g timestamp_floor(\"__time\",'PT1M','','UTC')
origin = null;
} else {
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1 change: 1 addition & 0 deletions processing/src/main/java/org/apache/druid/query/expression/TimestampCeilExprMacro.java
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Expand Up @@ -116,6 +116,7 @@ public int hashCode()
private static PeriodGranularity getGranularity(final List<Expr> args, final Expr.ObjectBinding bindings)
{
return ExprUtils.toPeriodGranularity(
args.get(0),
args.get(1),
args.size() > 2 ? args.get(2) : null,
args.size() > 3 ? args.get(3) : null,
Expand Down
1 change: 1 addition & 0 deletions processing/src/main/java/org/apache/druid/query/expression/TimestampFloorExprMacro.java
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Expand Up @@ -59,6 +59,7 @@ public Expr apply(final List<Expr> args)
private static PeriodGranularity computeGranularity(final List<Expr> args, final Expr.ObjectBinding bindings)
{
return ExprUtils.toPeriodGranularity(
args.get(0),
args.get(1),
args.size() > 2 ? args.get(2) : null,
args.size() > 3 ? args.get(3) : null,
Expand Down
23 changes: 23 additions & 0 deletions sql/src/test/java/org/apache/druid/sql/calcite/CalciteSelectQueryTest.java
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Expand Up @@ -22,6 +22,7 @@
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import org.apache.druid.common.config.NullHandling;
import org.apache.druid.error.DruidExceptionMatcher;
import org.apache.druid.java.util.common.DateTimes;
import org.apache.druid.java.util.common.Intervals;
import org.apache.druid.java.util.common.granularity.Granularities;
Expand Down Expand Up @@ -130,6 +131,28 @@ public void testExpressionContainingNull()
);
}

@Test
public void testTimeFloorContainingInvalidPeriod()
{
testQueryThrows(
"SELECT TIME_FLOOR(__time, 'PT1D') FROM foo",
DruidExceptionMatcher.invalidInput().expectMessageContains(
"Invalid period[PT1D] specified for expression[__time]"
)
);
}

@Test
public void testTimeFloorContainingInvalidPeriod2()
{
testQueryThrows(
"SELECT TIME_FLOOR(CURRENT_TIMESTAMP, 'PT1Y')",
DruidExceptionMatcher.invalidInput().expectMessageContains(
"Invalid period[PT1Y] specified for expression[946684800000]"
)
);
}

@Test
public void testValuesContainingNull()
{
Expand Down
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