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author | jww@chromium.org <jww@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-09-21 16:11:59 +0000 |
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committer | jww@chromium.org <jww@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-09-21 16:11:59 +0000 |
commit | b3d3b4da8bb94c1b2e061600df106d590fda3620 (patch) | |
tree | 5fdce9b87fdf8e4db7cd9b8418992962bfaca3d1 | |
parent | 4d64f28b9bb3315a9fd7c8718288bafb3c6ecca3 (diff) | |
download | chromium_src-b3d3b4da8bb94c1b2e061600df106d590fda3620.zip chromium_src-b3d3b4da8bb94c1b2e061600df106d590fda3620.tar.gz chromium_src-b3d3b4da8bb94c1b2e061600df106d590fda3620.tar.bz2 |
Remove control character cookie UMA stats.
BUG=238041
Review URL: https://chromiumcodereview.appspot.com/23503084
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@224583 0039d316-1c4b-4281-b951-d872f2087c98
-rw-r--r-- | net/cookies/parsed_cookie.cc | 44 | ||||
-rw-r--r-- | tools/metrics/histograms/histograms.xml | 20 |
2 files changed, 23 insertions, 41 deletions
diff --git a/net/cookies/parsed_cookie.cc b/net/cookies/parsed_cookie.cc index 37bb272..60e0bbb6 100644 --- a/net/cookies/parsed_cookie.cc +++ b/net/cookies/parsed_cookie.cc @@ -45,20 +45,8 @@ #include "net/cookies/parsed_cookie.h" #include "base/logging.h" -#include "base/metrics/histogram.h" #include "base/strings/string_util.h" -// TODO(jww): We are collecting several UMA statistics in this file, and they -// relate to http://crbug.com/238041. We are measuring stats related to control -// characters in cookies because, currently, we allow control characters in a -// variety of scenarios where various RFCs theoretically disallow them. These -// control characters have the potential to cause problems with certain web -// servers that reject HTTP requests that contain cookies with control -// characters. We are measuring whether disallowing such cookies would have a -// notable impact on our users. We want to collect these stats through 1 stable -// release, so these UMA stats should remain at least through the M29 -// branch-point. - namespace { const char kPathTokenName[] = "path"; @@ -198,9 +186,7 @@ CookiePriority ParsedCookie::Priority() const { } bool ParsedCookie::SetName(const std::string& name) { - bool valid_token = IsValidToken(name); - UMA_HISTOGRAM_BOOLEAN("Cookie.SetNameVaildity", valid_token); - if (!valid_token) + if (!IsValidToken(name)) return false; if (pairs_.empty()) pairs_.push_back(std::make_pair("", "")); @@ -209,10 +195,7 @@ bool ParsedCookie::SetName(const std::string& name) { } bool ParsedCookie::SetValue(const std::string& value) { - bool valid_cookie_value = IsValidCookieValue(value); - UMA_HISTOGRAM_BOOLEAN("Cookie.SetValueCookieValueValidity", - valid_cookie_value); - if (!valid_cookie_value) + if (!IsValidCookieValue(value)) return false; if (pairs_.empty()) pairs_.push_back(std::make_pair("", "")); @@ -358,15 +341,6 @@ std::string ParsedCookie::ParseValueString(const std::string& value) { // Parse all token/value pairs and populate pairs_. void ParsedCookie::ParseTokenValuePairs(const std::string& cookie_line) { - enum ParsedCookieStatus { - PARSED_COOKIE_STATUS_NOTHING = 0x0, - PARSED_COOKIE_STATUS_CONTROL_CHAR = 0x1, - PARSED_COOKIE_STATUS_INVALID = 0x2, - PARSED_COOKIE_STATUS_BOTH = - PARSED_COOKIE_STATUS_CONTROL_CHAR | PARSED_COOKIE_STATUS_INVALID - }; - int parsed_cookie_status = PARSED_COOKIE_STATUS_NOTHING; - pairs_.clear(); // Ok, here we go. We should be expecting to be starting somewhere @@ -415,11 +389,6 @@ void ParsedCookie::ParseTokenValuePairs(const std::string& cookie_line) { // OK, we're finished with a Token/Value. pair.second = std::string(value_start, value_end); - if (!IsValidCookieAttributeValue(pair.second)) - parsed_cookie_status |= PARSED_COOKIE_STATUS_CONTROL_CHAR; - if (!IsValidToken(pair.second)) - parsed_cookie_status |= PARSED_COOKIE_STATUS_INVALID; - // From RFC2109: "Attributes (names) (attr) are case-insensitive." if (pair_num != 0) StringToLowerASCII(&pair.first); @@ -438,9 +407,6 @@ void ParsedCookie::ParseTokenValuePairs(const std::string& cookie_line) { if (it != end) ++it; } - - UMA_HISTOGRAM_ENUMERATION("Cookie.ParsedCookieStatus", parsed_cookie_status, - PARSED_COOKIE_STATUS_BOTH + 1); } void ParsedCookie::SetupAttributes() { @@ -491,11 +457,7 @@ bool ParsedCookie::SetBool(size_t* index, bool ParsedCookie::SetAttributePair(size_t* index, const std::string& key, const std::string& value) { - bool valid_attribute_pair = IsValidToken(key) && - IsValidCookieAttributeValue(value); - UMA_HISTOGRAM_BOOLEAN("Cookie.SetAttributePairCharsValidity", - valid_attribute_pair); - if (!valid_attribute_pair) + if (!(IsValidToken(key) && IsValidCookieAttributeValue(value))) return false; if (!IsValid()) return false; diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml index 2ee9469..4cc5c0b 100644 --- a/tools/metrics/histograms/histograms.xml +++ b/tools/metrics/histograms/histograms.xml @@ -1381,6 +1381,10 @@ other types of suffix sets. </histogram> <histogram name="Cookie.ParsedCookieStatus" enum="ParsedCookieStatus"> + <obsolete> + Deprecated as of 9/2013. Experiment to measure control characters in cookies + is finished. + </obsolete> <summary> When parsing a cookie, indicates if control characters were present in any of the cookie values and if any of the cookie values were invalid. @@ -1400,6 +1404,10 @@ other types of suffix sets. </histogram> <histogram name="Cookie.SetAttributePairCharsValidity" enum="BooleanValid"> + <obsolete> + Deprecated as of 9/2013. Experiment to measure control characters in cookies + is finished. + </obsolete> <summary> Indicates whether a cookie attribute pair was set with both a valid key and a valid attribute value or not. For the key, this implies that it was a @@ -1412,6 +1420,10 @@ other types of suffix sets. </histogram> <histogram name="Cookie.SetNameValidity" enum="BooleanValid"> + <obsolete> + Deprecated as of 9/2013. Experiment to measure control characters in cookies + is finished. + </obsolete> <summary> Indicates whether a cookie name was set with a valid token. A valid token is defined in Section 2.2 of RFC2616 which specifies a token must have no @@ -1422,6 +1434,10 @@ other types of suffix sets. </histogram> <histogram name="Cookie.SetValueCookieValueValidity" enum="BooleanValid"> + <obsolete> + Deprecated as of 9/2013. Experiment to measure control characters in cookies + is finished. + </obsolete> <summary> Indicates whether a cookie value was valid or invalid when there was an attempt to set it, where a valid value is defined in RFC 6265 as ASCII @@ -23967,6 +23983,10 @@ other types of suffix sets. </enum> <enum name="ParsedCookieStatus" type="int"> + <obsolete> + Deprecated as of 9/2013. Experiment to measure control characters in cookies + is finished. + </obsolete> <int value="0" label="All cookie values valid and without control chars"/> <int value="1" label="Cookie contains control chars"/> <int value="2" label="Cookie is invalid"/> |