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ui, server: update cluster settings to include last update time
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Resolves #76626

Previously it was difficult to determine from the cluster
settings page which settings have been altered.
This patch updates the cluster settings endpoint to include a
last updated field, indicating when the setting was last altered,
which allows the settings page to include that column in the
table and is pre-sorted by this value.

Release justification: Fairly minor changes for QoL upgrade
Release note: None
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Santamaura committed May 26, 2022
1 parent e4ca082 commit 4a7565f
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Showing 5 changed files with 136 additions and 37 deletions.
1 change: 1 addition & 0 deletions docs/generated/http/full.md
Original file line number Diff line number Diff line change
Expand Up @@ -5723,6 +5723,7 @@ SettingsResponse is the response to SettingsRequest.
| type | [string](#cockroach.server.serverpb.SettingsResponse-string) | | | [reserved](#support-status) |
| description | [string](#cockroach.server.serverpb.SettingsResponse-string) | | | [reserved](#support-status) |
| public | [bool](#cockroach.server.serverpb.SettingsResponse-bool) | | | [reserved](#support-status) |
| last_updated | [google.protobuf.Timestamp](#cockroach.server.serverpb.SettingsResponse-google.protobuf.Timestamp) | | | [reserved](#support-status) |



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31 changes: 30 additions & 1 deletion pkg/server/admin.go
Original file line number Diff line number Diff line change
Expand Up @@ -1750,21 +1750,50 @@ func (s *adminServer) Settings(
}
}

// Read the system.settings table to determine the settings for which we have
// explicitly set values -- the in-memory SV has the set and default values
// flattened for quick reads, but we'd only need the non-defaults for comparison.
alteredSettings := make(map[string]*time.Time)
if it, err := s.server.sqlServer.internalExecutor.QueryIteratorEx(
ctx, "read-setting", nil, /* txn */
sessiondata.InternalExecutorOverride{User: security.RootUserName()},
`SELECT name, "lastUpdated" FROM system.settings`,
); err != nil {
log.Warningf(ctx, "failed to read settings: %s", err)
} else {
var ok bool
for ok, err = it.Next(ctx); ok; ok, err = it.Next(ctx) {
row := it.Cur()
name := string(tree.MustBeDString(row[0]))
lastUpdated := row[1].(*tree.DTimestamp)
alteredSettings[name] = &lastUpdated.Time
}
if err != nil {
// No need to clear AlteredSettings map since we only make best
// effort to populate it.
log.Warningf(ctx, "failed to read settings: %s", err)
}
}

resp := serverpb.SettingsResponse{KeyValues: make(map[string]serverpb.SettingsResponse_Value)}
for _, k := range keys {
v, ok := settings.Lookup(k, lookupPurpose, settings.ForSystemTenant)
if !ok {
continue
}
var altered *time.Time
if val, ok := alteredSettings[k]; ok {
altered = val
}
resp.KeyValues[k] = serverpb.SettingsResponse_Value{
Type: v.Typ(),
// Note: v.String() redacts the values if the purpose is not "LocalAccess".
Value: v.String(&s.server.st.SV),
Description: v.Description(),
Public: v.Visibility() == settings.Public,
LastUpdated: altered,
}
}

return &resp, nil
}

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16 changes: 15 additions & 1 deletion pkg/server/admin_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -1087,7 +1087,7 @@ func TestAdminAPISettings(t *testing.T) {
defer leaktest.AfterTest(t)()
defer log.Scope(t).Close(t)

s, _, _ := serverutils.StartServer(t, base.TestServerArgs{})
s, conn, _ := serverutils.StartServer(t, base.TestServerArgs{})
defer s.Stopper().Stop(context.Background())

// Any bool that defaults to true will work here.
Expand Down Expand Up @@ -1122,6 +1122,20 @@ func TestAdminAPISettings(t *testing.T) {
if typ != v.Type {
t.Errorf("%s: expected type %s, got %s", k, typ, v.Type)
}
if v.LastUpdated != nil {
db := sqlutils.MakeSQLRunner(conn)
q := makeSQLQuery()
q.Append(`SELECT name, "lastUpdated" FROM system.settings WHERE name=$`, k)
rows := db.Query(
t,
q.String(),
q.QueryArguments()...,
)
defer rows.Close()
if rows.Next() == false {
t.Errorf("missing sql row for %s", k)
}
}
}

t.Run("all", func(t *testing.T) {
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1 change: 1 addition & 0 deletions pkg/server/serverpb/admin.proto
Original file line number Diff line number Diff line change
Expand Up @@ -525,6 +525,7 @@ message SettingsResponse {
string type = 2;
string description = 3;
bool public = 4;
google.protobuf.Timestamp last_updated = 5 [(gogoproto.nullable) = true, (gogoproto.stdtime) = true];
}
map<string, Value> key_values = 1 [(gogoproto.nullable) = false];
}
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,14 @@ import { RouteComponentProps, withRouter } from "react-router-dom";
import * as protos from "src/js/protos";
import { refreshSettings } from "src/redux/apiReducers";
import { AdminUIState } from "src/redux/state";
import { Loading } from "@cockroachlabs/cluster-ui";
import { DATE_FORMAT_24_UTC } from "src/util/format";
import {
Loading,
ColumnDescriptor,
SortedTable,
SortSetting,
util,
} from "@cockroachlabs/cluster-ui";
import "./index.styl";
import { CachedDataReducerState } from "src/redux/cachedDataReducer";

Expand All @@ -28,12 +35,37 @@ interface SettingsOwnProps {
refreshSettings: typeof refreshSettings;
}

interface IterableSetting {
key: string;
description?: string;
type?: string;
value?: string;
public?: boolean;
last_updated?: moment.Moment;
}

interface SettingsState {
sortSetting: {
ascending: boolean;
columnTitle: string;
};
}

type SettingsProps = SettingsOwnProps & RouteComponentProps;

/**
* Renders the Cluster Settings Report page.
*/
export class Settings extends React.Component<SettingsProps> {
export class Settings extends React.Component<SettingsProps, SettingsState> {
constructor(props: SettingsProps) {
super(props);
this.state = {
sortSetting: { ascending: true, columnTitle: "lastUpdated" },
};
}

sortSetting: { ascending: boolean; columnTitle: string | null };

refresh(props = this.props) {
props.refreshSettings(
new protos.cockroach.server.serverpb.SettingsRequest(),
Expand All @@ -51,41 +83,63 @@ export class Settings extends React.Component<SettingsProps> {
}

const { key_values } = this.props.settings.data;
const data: any = _.keys(key_values);
const dataArray: IterableSetting[] = Object.keys(key_values)
.map(key => ({
key,
...key_values[key],
}))
.map(obj => {
return {
...obj,
last_updated: obj.last_updated
? util.TimestampToMoment(obj.last_updated)
: null,
};
});
const columns: ColumnDescriptor<IterableSetting>[] = [
{
name: "name",
title: "Setting",
cell: (setting: IterableSetting) => setting.key,
sort: (setting: IterableSetting) => setting.key,
},
{
name: "value",
title: "Value",
cell: (setting: IterableSetting) => setting.value,
},
{
name: "lastUpdated",
title: "Last Updated",
cell: (setting: IterableSetting) =>
setting.last_updated
? setting.last_updated.format(DATE_FORMAT_24_UTC)
: "No overrides",
sort: (setting: IterableSetting) => setting.last_updated?.valueOf(),
},
{
name: "description",
title: "Description",
cell: (setting: IterableSetting) => setting.description,
},
];

return (
<table className="settings-table">
<thead>
<tr className="settings-table__row settings-table__row--header">
<th className="settings-table__cell settings-table__cell--header">
Setting
</th>
<th className="settings-table__cell settings-table__cell--header">
Value
</th>
<th className="settings-table__cell settings-table__cell--header">
Description
</th>
</tr>
</thead>
<tbody>
{_.chain(data)
.filter(key => key_values[key].public === wantPublic)
.sort()
.map((key: number) => (
<tr key={key} className="settings-table__row">
<td className="settings-table__cell">{key}</td>
<td className="settings-table__cell">
{key_values[key].value}
</td>
<td className="settings-table__cell">
{key_values[key].description}
</td>
</tr>
))
.value()}
</tbody>
</table>
<SortedTable
data={dataArray.filter(obj =>
wantPublic ? obj.public : obj.public === undefined,
)}
columns={columns}
sortSetting={this.state.sortSetting}
onChangeSortSetting={(ss: SortSetting) =>
this.setState({
sortSetting: {
ascending: ss.ascending,
columnTitle: ss.columnTitle,
},
})
}
/>
);
}

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