Bug 1468968 - Restrict the concept of root icons and remove orphans, to avoid possible privacy leaks. r=Standard8,mikedeboer

Differential Revision: https://phabricator.services.mozilla.com/D2122

--HG--
extra : moz-landing-system : lando
This commit is contained in:
Marco Bonardo 2018-07-25 14:07:06 +00:00
parent 94afea82fc
commit 3323710aec
6 changed files with 55 additions and 11 deletions

View File

@ -801,6 +801,10 @@ var clear = async function(db) {
EXCEPT
SELECT icon_id FROM moz_icons_to_pages
)`);
await db.executeCached(`DELETE FROM moz_icons
WHERE root = 1
AND get_host_and_port(icon_url) NOT IN (SELECT host FROM moz_origins)
AND fixup_url(get_host_and_port(icon_url)) NOT IN (SELECT host FROM moz_origins)`);
// Expire annotations.
await db.execute(`DELETE FROM moz_items_annos WHERE expiration = :expire_session`,
@ -894,6 +898,10 @@ var cleanupPages = async function(db, pages) {
EXCEPT
SELECT icon_id FROM moz_icons_to_pages
)`);
await db.executeCached(`DELETE FROM moz_icons
WHERE root = 1
AND get_host_and_port(icon_url) NOT IN (SELECT host FROM moz_origins)
AND fixup_url(get_host_and_port(icon_url)) NOT IN (SELECT host FROM moz_origins)`);
await db.execute(`DELETE FROM moz_annos
WHERE place_id IN ( ${ idsList } )`);

View File

@ -536,6 +536,13 @@ var PlacesDBUtils = {
)`
},
{ query:
`DELETE FROM moz_icons
WHERE root = 1
AND get_host_and_port(icon_url) NOT IN (SELECT host FROM moz_origins)
AND fixup_url(get_host_and_port(icon_url)) NOT IN (SELECT host FROM moz_origins)`
},
// MOZ_HISTORYVISITS
// F.1 remove orphan visits
{ query:

View File

@ -374,11 +374,17 @@ nsFaviconService::SetAndFetchFaviconForPage(nsIURI* aPageURI,
if (StringBeginsWith(icon.host, NS_LITERAL_CSTRING("www."))) {
icon.host.Cut(0, 4);
}
nsAutoCString path;
rv = aFaviconURI->GetPathQueryRef(path);
if (NS_SUCCEEDED(rv) && path.EqualsLiteral("/favicon.ico")) {
icon.rootIcon = 1;
}
}
// A root icon is when the icon and page have the same host and the path
// is just /favicon.ico. These icons are considered valid for the whole
// origin and expired with the origin through a trigger.
nsAutoCString path;
if (NS_SUCCEEDED(aFaviconURI->GetPathQueryRef(path)) &&
!icon.host.IsEmpty() &&
icon.host.Equals(page.host) &&
path.EqualsLiteral("/favicon.ico")) {
icon.rootIcon = 1;
}
// If the page url points to an image, the icon's url will be the same.
@ -448,17 +454,15 @@ nsFaviconService::ReplaceFaviconData(nsIURI* aFaviconURI,
iconData->fetchMode = FETCH_NEVER;
nsresult rv = aFaviconURI->GetSpec(iconData->spec);
NS_ENSURE_SUCCESS(rv, rv);
nsAutoCString path;
rv = aFaviconURI->GetPathQueryRef(path);
if (NS_SUCCEEDED(rv) && path.EqualsLiteral("/favicon.ico")) {
iconData->rootIcon = 1;
}
// URIs can arguably lack a host.
Unused << aFaviconURI->GetHost(iconData->host);
if (StringBeginsWith(iconData->host, NS_LITERAL_CSTRING("www."))) {
iconData->host.Cut(0, 4);
}
// Note we can't set rootIcon here, because don't know the page it will be
// associated with. We'll do that later in SetAndFetchFaviconForPage.
IconPayload payload;
payload.mimeType = aMimeType;
payload.data.Assign(TO_CHARBUFFER(aData), aDataLen);

View File

@ -104,6 +104,11 @@ add_task(async function test_different_host() {
Assert.equal(await getFaviconUrlForPage(pageURI),
faviconURI.spec, "Should get the png icon");
// Check the icon is not marked as a root icon in the database.
let db = await PlacesUtils.promiseDBConnection();
let rows = await db.execute("SELECT root FROM moz_icons WHERE icon_url = :url",
{url: faviconURI.spec});
Assert.strictEqual(rows[0].getResultByName("root"), 0);
});
add_task(async function test_same_size() {

View File

@ -209,6 +209,15 @@ add_task(async function test_orphans() {
PlacesUtils.favicons.setAndFetchFaviconForPage(
uri, SMALLPNG_DATA_URI, true, PlacesUtils.favicons.FAVICON_LOAD_NON_PRIVATE,
null, Services.scriptSecurityManager.getSystemPrincipal());
// Also create a root icon.
let faviconURI = Services.io.newURI(uri.spec + "favicon.ico");
PlacesUtils.favicons.replaceFaviconDataFromDataURL(
faviconURI, SMALLPNG_DATA_URI.spec, 0,
Services.scriptSecurityManager.getSystemPrincipal());
PlacesUtils.favicons.setAndFetchFaviconForPage(
uri, faviconURI, true, PlacesUtils.favicons.FAVICON_LOAD_NON_PRIVATE,
null, Services.scriptSecurityManager.getSystemPrincipal());
PlacesUtils.annotations.setPageAnnotation(uri, "test", "restval", 0,
PlacesUtils.annotations.EXPIRE_NEVER);

View File

@ -894,13 +894,20 @@ tests.push({
setup() {
// Insert favicon entries
let stmt = mDBConn.createStatement("INSERT INTO moz_icons (id, icon_url, fixed_icon_url_hash) VALUES(:favicon_id, :url, hash(fixup_url(:url)))");
let stmt = mDBConn.createStatement("INSERT INTO moz_icons (id, icon_url, fixed_icon_url_hash, root) VALUES(:favicon_id, :url, hash(fixup_url(:url)), :root)");
stmt.params.favicon_id = 1;
stmt.params.url = "http://www1.mozilla.org/favicon.ico";
stmt.params.root = 0;
stmt.execute();
stmt.reset();
stmt.params.favicon_id = 2;
stmt.params.url = "http://www2.mozilla.org/favicon.ico";
stmt.params.root = 0;
stmt.execute();
stmt.reset();
stmt.params.favicon_id = 3;
stmt.params.url = "http://www3.mozilla.org/favicon.ico";
stmt.params.root = 1;
stmt.execute();
stmt.finalize();
// Insert orphan page.
@ -923,6 +930,10 @@ tests.push({
// Check that unused icon has been removed
stmt.params.favicon_id = 2;
Assert.ok(!stmt.executeStep());
stmt.reset();
// Check that unused icon has been removed
stmt.params.favicon_id = 3;
Assert.ok(!stmt.executeStep());
stmt.finalize();
// Check that the orphan page is gone.
stmt = mDBConn.createStatement("SELECT id FROM moz_pages_w_icons WHERE id = :page_id");