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[SECURITY_SOLUTION][ENDPOINT] Fix Endpoint Hosts crashing periodicall…
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…y when switching between policy responses from linux and windows (#73809)

* Fix use of hooks in policy response
* Additional fixes to use of `useMemo`
* Added error boundary to management pages
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paul-tavares authored Jul 30, 2020
1 parent c09216b commit e8cc2ff
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Showing 5 changed files with 31 additions and 37 deletions.
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Expand Up @@ -5,10 +5,15 @@
*/

import React, { memo } from 'react';
import { EuiErrorBoundary } from '@elastic/eui';
import { PageView, PageViewProps } from '../../common/components/endpoint/page_view';

export const ManagementPageView = memo<Omit<PageViewProps, 'tabs'>>((options) => {
return <PageView {...options} />;
return (
<EuiErrorBoundary>
<PageView {...options} />
</EuiErrorBoundary>
);
});

ManagementPageView.displayName = 'ManagementPageView';
Original file line number Diff line number Diff line change
Expand Up @@ -140,20 +140,16 @@ export const PolicyResponse = memo(
responseActions: Immutable<HostPolicyResponseAppliedAction[]>;
responseAttentionCount: Map<string, number>;
}) => {
const generateId = useMemo(() => htmlIdGenerator(), []);

return (
<>
{Object.entries(responseConfig).map(([key, val]) => {
const attentionCount = responseAttentionCount.get(key);
return (
<PolicyResponseConfigAccordion
id={
/* eslint-disable-next-line react-hooks/rules-of-hooks */
useMemo(() => htmlIdGenerator()(), [])
}
key={
/* eslint-disable-next-line react-hooks/rules-of-hooks */
useMemo(() => htmlIdGenerator()(), [])
}
id={generateId(`id_${key}`)}
key={generateId(`key_${key}`)}
data-test-subj="hostDetailsPolicyResponseConfigAccordion"
buttonContent={
<EuiText size="s">
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Expand Up @@ -27,6 +27,7 @@ export const EventsCheckbox = React.memo(function ({
const policyDetailsConfig = usePolicyDetailsSelector(policyConfig);
const selected = getter(policyDetailsConfig);
const dispatch = useDispatch<(action: PolicyDetailsAction) => void>();
const checkboxId = useMemo(() => htmlIdGenerator()(), []);

const handleCheckboxChange = useCallback(
(event: React.ChangeEvent<HTMLInputElement>) => {
Expand All @@ -42,7 +43,7 @@ export const EventsCheckbox = React.memo(function ({

return (
<EuiCheckbox
id={useMemo(() => htmlIdGenerator()(), [])}
id={checkboxId}
label={name}
checked={selected}
onChange={handleCheckboxChange}
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Expand Up @@ -41,6 +41,7 @@ const protection = 'malware';
const ProtectionRadio = React.memo(({ id, label }: { id: ProtectionModes; label: string }) => {
const policyDetailsConfig = usePolicyDetailsSelector(policyConfig);
const dispatch = useDispatch();
const radioButtonId = useMemo(() => htmlIdGenerator()(), []);
// currently just taking windows.malware, but both windows.malware and mac.malware should be the same value
const selected = policyDetailsConfig && policyDetailsConfig.windows.malware.mode;

Expand All @@ -66,7 +67,7 @@ const ProtectionRadio = React.memo(({ id, label }: { id: ProtectionModes; label:
<EuiRadio
className="policyDetailsProtectionRadio"
label={label}
id={useMemo(() => htmlIdGenerator()(), [])}
id={radioButtonId}
checked={selected === id}
onChange={handleRadioChange}
disabled={selected === ProtectionModes.off}
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Expand Up @@ -377,6 +377,22 @@ export const PolicyList = React.memo(() => {
[services.application, handleDeleteOnClick, formatUrl, search]
);

const bodyContent = useMemo(() => {
return policyItems && policyItems.length > 0 ? (
<EuiBasicTable
items={[...policyItems]}
columns={columns}
loading={loading}
pagination={paginationSetup}
onChange={handleTableChange}
data-test-subj="policyTable"
hasActions={false}
/>
) : (
<PolicyEmptyState loading={loading} onActionClick={handleCreatePolicyClick} />
);
}, [policyItems, loading, columns, handleCreatePolicyClick, handleTableChange, paginationSetup]);

return (
<>
{showDelete && (
Expand Down Expand Up @@ -449,32 +465,7 @@ export const PolicyList = React.memo(() => {
<EuiHorizontalRule margin="xs" />
</>
)}
{useMemo(() => {
return (
<>
{policyItems && policyItems.length > 0 ? (
<EuiBasicTable
items={[...policyItems]}
columns={columns}
loading={loading}
pagination={paginationSetup}
onChange={handleTableChange}
data-test-subj="policyTable"
hasActions={false}
/>
) : (
<PolicyEmptyState loading={loading} onActionClick={handleCreatePolicyClick} />
)}
</>
);
}, [
policyItems,
loading,
columns,
handleCreatePolicyClick,
handleTableChange,
paginationSetup,
])}
{bodyContent}
<SpyRoute pageName={SecurityPageName.administration} />
</ManagementPageView>
</>
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