Ori.livneh has uploaded a new change for review.

  https://gerrit.wikimedia.org/r/184570

Change subject: VCL: Standardize on '//'-style comments
......................................................................

VCL: Standardize on '//'-style comments

Change-Id: I12f4495dbad33c4b30611df27830d1033f6d441a
---
M templates/varnish/bits.inc.vcl.erb
M templates/varnish/blog.inc.vcl.erb
M templates/varnish/geoip.inc.vcl.erb
M templates/varnish/graphite.inc.vcl.erb
M templates/varnish/hhvm.inc.vcl.erb
M templates/varnish/misc.inc.vcl.erb
M templates/varnish/mobile-backend.inc.vcl.erb
M templates/varnish/mobile-frontend.inc.vcl.erb
M templates/varnish/parsoid-backend.inc.vcl.erb
M templates/varnish/parsoid-common.inc.vcl.erb
M templates/varnish/parsoid-frontend.inc.vcl.erb
M templates/varnish/text-backend.inc.vcl.erb
M templates/varnish/text-common.inc.vcl.erb
M templates/varnish/text-frontend.inc.vcl.erb
M templates/varnish/upload-backend.inc.vcl.erb
M templates/varnish/upload-frontend.inc.vcl.erb
M templates/varnish/zero.inc.vcl.erb
17 files changed, 164 insertions(+), 178 deletions(-)


  git pull ssh://gerrit.wikimedia.org:29418/operations/puppet 
refs/changes/70/184570/1

diff --git a/templates/varnish/bits.inc.vcl.erb 
b/templates/varnish/bits.inc.vcl.erb
index f6424fc..ed7ceb1 100644
--- a/templates/varnish/bits.inc.vcl.erb
+++ b/templates/varnish/bits.inc.vcl.erb
@@ -1,19 +1,18 @@
-# Varnish VCL include file for bits
+// Varnish VCL include file for bits
 
 include "errorpage.inc.vcl";
 include "hhvm.inc.vcl";
 
 <% if @vcl_config.fetch("cluster_tier", "1") == "1" -%>
 sub mangle_request {
-       /* transform backend url: /<sitename>/load.php -> /w/load.php
-          set host header for backend to <sitename>
-       */
+       // transform backend url: /<sitename>/load.php -> /w/load.php
+       // set host header for backend to <sitename>
        if ( req.url ~ 
"^/([a-zA-Z0-9-]+\.)?([a-zA-Z0-9-]+\.)?([a-zA-Z0-9-]+)\.<%= Regexp.escape( 
@cluster_options.fetch( "top_domain", "org" ) ) %>/load\.php" ) {
                set bereq.http.host = regsub( req.url, "^/([^/]+)/(.*)$", "\1" 
);
                set bereq.url = regsub( req.url, "^/([^/]+)/load\.php(.*)?", 
"/w/load.php\2" );
 <% if @cluster_options.fetch( "test_hostname", false ) -%>
 
-               # Send test.wikipedia.org to the right backend server
+               // Send test.wikipedia.org to the right backend server
                if ( req.url ~ "^/<%= Regexp.escape( @cluster_options.fetch( 
"test_hostname" ) ) %>/load\.php" ) {
                        set req.backend = test_wikipedia;
                }
@@ -40,9 +39,9 @@
        }
 
        if (req.http.host == "<%= @cluster_options.fetch( "bits_domain", 
"bits.wikimedia.org" )%>") {
-       /* For https-only wikis, the redirect from http to https for bits 
assets should occur
-               in varnish instead of apache, since the apache redirect and 
mediawiki doesn't
-               vary by protocol. This can result in a redirect loop and assets 
not loading. */
+               // For https-only wikis, the redirect from http to https for 
bits assets should occur
+               // in varnish instead of apache, since the apache redirect and 
mediawiki doesn't
+               // vary by protocol. This can result in a redirect loop and 
assets not loading.
                if ( req.url ~ 
"^/(auditcom|boardgovcom|board|chair|chapcom|checkuser|collab|donate|exec|fdc|grants|internal|movementroles|nomcom|office|otrs-wiki|searchcom|spcom|steward|wikimaniateam)\.wikimedia\.org/"
 && req.http.X-Forwarded-Proto != "https" ) {
                        error 301 "https://<%= @cluster_options.fetch( 
"bits_domain", "bits.wikimedia.org" )%>" + req.url;
                }
@@ -68,16 +67,14 @@
 }
 
 sub vcl_fetch {
-       /*
-       Do not serialize calls for non-cachable objects.
-       Removing this would break debug=true in mediawiki.
-       */
+       // Do not serialize calls for non-cachable objects.
+       // Removing this would break debug=true in mediawiki.
        if (beresp.ttl <= 0s) {
                set beresp.ttl = 120s;
                return (hit_for_pass);
        }
 
-       /* Don't run the default vcl_fetch function */
+       // Don't run the default vcl_fetch function
        return (deliver);
 }
 
@@ -88,11 +85,9 @@
 <% end -%>
 
 <% if @vcl_config.fetch("cluster_tier", "1") == "1" -%>
-/*
- vcl_pass gets called by hit_for_pass objects in place of vcl_miss, so
- we need to mangle the request object here as well. Actually, vcl_miss
- and vcl_pass should probably be identical for the time being.
-*/
+// vcl_pass gets called by hit_for_pass objects in place of vcl_miss, so
+// we need to mangle the request object here as well. Actually, vcl_miss
+// and vcl_pass should probably be identical for the time being.
 sub vcl_pass {
        call mangle_request;
 }
@@ -100,7 +95,7 @@
 
 sub vcl_error {
 <% if @cluster_options.fetch( "enable_geoiplookup", false ) -%>
-       /* Support geoiplookup */
+       // Support geoiplookup
        if (obj.status == 666) {
                call geoip_lookup;
                set obj.status = 200;
@@ -108,12 +103,12 @@
                return(deliver);
        }
 <% end -%>
-       /* 204 responses shouldn't contain a body */
+       // 204 responses shouldn't contain a body
        if (obj.status == 204) {
                set obj.http.Connection = "keep-alive";
                return(deliver);
        }
-       /* 301 redirects for https-only wikis */
+       // 301 redirects for https-only wikis
        if (obj.status == 301) {
                set obj.http.Location = obj.response;
                set obj.status = 301;
diff --git a/templates/varnish/blog.inc.vcl.erb 
b/templates/varnish/blog.inc.vcl.erb
index d62db52..a4b2ff2 100644
--- a/templates/varnish/blog.inc.vcl.erb
+++ b/templates/varnish/blog.inc.vcl.erb
@@ -1,13 +1,13 @@
-# Varnish VCL include file for blog
-#
-# This is a terrible hack - W3 cache on our wordpress install is sending
-# varnish purge requests as:
-# GET /uri/to/purge HTTP/1.1
-# Host: 127.0.0.1
-#
-# this seems to be a problem with the http dispatcher being used 
-# (aka curl, etc.) 
-#
+// Varnish VCL include file for blog
+//
+// This is a terrible hack - W3 cache on our wordpress install is sending
+// varnish purge requests as:
+// GET /uri/to/purge HTTP/1.1
+// Host: 127.0.0.1
+//
+// this seems to be a problem with the http dispatcher being used
+// (aka curl, etc.)
+
 sub vcl_recv {
        call device_detection;
        call vcl_recv_purge;
@@ -24,10 +24,10 @@
 }
 
 sub vcl_fetch {
-       set beresp.http.X-Mobile = req.http.X-Mobile; # for debugging
-       if (!beresp.http.Vary) { # no Vary at all
+       set beresp.http.X-Mobile = req.http.X-Mobile; // for debugging
+       if (!beresp.http.Vary) { // no Vary at all
                set beresp.http.Vary = "X-Mobile";
-       } elseif (beresp.http.Vary !~ "X-Mobile") { # add to existing Vary
+       } elseif (beresp.http.Vary !~ "X-Mobile") { // add to existing Vary
                set beresp.http.Vary = beresp.http.Vary + ", X-Mobile";
        }
 }
diff --git a/templates/varnish/geoip.inc.vcl.erb 
b/templates/varnish/geoip.inc.vcl.erb
index 083287c..9eaa863 100644
--- a/templates/varnish/geoip.inc.vcl.erb
+++ b/templates/varnish/geoip.inc.vcl.erb
@@ -1,8 +1,8 @@
-# Varnish VCL include file
+// Varnish VCL include file
 
-# Note: This requires "import header" in the including VCL
+// Note: This requires "import header" in the including VCL
 
-# init GeoIP code
+// init GeoIP code
 C{
        #include <dlfcn.h>
        #include <stdlib.h>
@@ -123,9 +123,9 @@
                        }
                }
 
-               /* If either the second- or top-level domain is less than three 
characters long,    */
-               /* assume that the domain uses a two-part public suffix (like 
'.co.uk') and include */
-               /* one additional level in the result.                          
                    */
+               // If either the second- or top-level domain is less than three 
characters long,
+               // assume that the domain uses a two-part public suffix (like 
'.co.uk') and include
+               // one additional level in the result.
                if ((pos - last) <= 3 || (last - second_last) <= 3) {
                        top_cookie_domain = third_last;
                } else {
@@ -206,7 +206,7 @@
 
                int snp_len;
                if (record) {
-                       /* Set-Cookie: 
GeoIP=US:San_Francisco:37.7749:-122.4194:v4; path=/ */
+                       // Set-Cookie: 
GeoIP=US:San_Francisco:37.7749:-122.4194:v4; path=/
                        snp_len = snprintf(cookie_buf, sizeof(cookie_buf), 
"GeoIP=%s:%s:%.4f:%.4f:%s",
                                record->country_code ? record->country_code : 
"",
                                record->city ? record->city : "",
@@ -219,12 +219,12 @@
                        snp_len = snprintf(cookie_buf, sizeof(cookie_buf), 
"GeoIP=::::%s", (strchr(ip, ':') != NULL) ? "v6" : "v4");
                }
 
-               /* don't use snprintf()-truncated output */
+               // don't use snprintf()-truncated output
                if (snp_len < sizeof(cookie_buf)) {
                        geo_sanitize_for_cookie(cookie_buf);
 
-                       /* Use libvmod-header to ensure the Set-Cookie header 
we are adding does not
-                          clobber or manipulate existing cookie headers (if 
any). */
+                       // Use libvmod-header to ensure the Set-Cookie header 
we are adding does not
+                       // clobber or manipulate existing cookie headers (if 
any).
                        Vmod_Func_header.append(sp, HDR_RESP, 
"\013Set-Cookie:", cookie_buf, "; Path=/; Domain=.",
                                host_safe, vrt_magic_string_end);
                }
diff --git a/templates/varnish/graphite.inc.vcl.erb 
b/templates/varnish/graphite.inc.vcl.erb
index 2c1edf0..b197f87 100644
--- a/templates/varnish/graphite.inc.vcl.erb
+++ b/templates/varnish/graphite.inc.vcl.erb
@@ -1,6 +1,6 @@
-# Varnish VCL include file for gdash
+// Varnish VCL include file for gdash
 #
-# Just some short lived caching for /render and a bit more for everything else
+// Just some short lived caching for /render and a bit more for everything else
 #
 
 sub vcl_fetch {
diff --git a/templates/varnish/hhvm.inc.vcl.erb 
b/templates/varnish/hhvm.inc.vcl.erb
index 1712b5f..ed84b05 100644
--- a/templates/varnish/hhvm.inc.vcl.erb
+++ b/templates/varnish/hhvm.inc.vcl.erb
@@ -1,6 +1,6 @@
-# Common functions for HHVM handling
+// Common functions for HHVM handling
 
-/* Manage X-Analytics token for HHVM/Zend tracking */
+// Manage X-Analytics token for HHVM/Zend tracking
 sub php_mark_engine {  
        if (resp.http.X-Analytics) {
                if (resp.http.X-Powered-By ~ "^HHVM") {
diff --git a/templates/varnish/misc.inc.vcl.erb 
b/templates/varnish/misc.inc.vcl.erb
index cdafd99..0ef8e48 100644
--- a/templates/varnish/misc.inc.vcl.erb
+++ b/templates/varnish/misc.inc.vcl.erb
@@ -3,7 +3,7 @@
 sub vcl_recv {
        if (req.http.Host == "git.wikimedia.org") {
                set req.backend = antimony;
-               /* gitblit requires the following request headers: */
+               // gitblit requires the following request headers:
                set req.http.X-Forwarded-Proto = "https";
                set req.http.X-Forwarded-Port = "443";
        } elsif (req.http.Host == "doc.wikimedia.org" || req.http.Host == 
"integration.wikimedia.org") {
@@ -12,7 +12,7 @@
                set req.backend = dataset1001;
        } elsif (req.http.Host == "gerrit.wikimedia.org") {
                set req.backend = ytterbium;
-               /* no caching */
+               // no caching
                return (pass);
        } elsif (req.http.Host == "gdash.wikimedia.org" || req.http.Host == 
"graphite.wikimedia.org" || req.http.Host == "performance.wikimedia.org") {
                set req.backend = tungsten;
@@ -37,7 +37,7 @@
                set req.backend = antimony;
        } elsif (req.http.Host == "people.wikimedia.org") {
                set req.backend = terbium;
-               /* no caching of public_html dirs */
+               // no caching of public_html dirs
                return (pass);
        } elsif (req.http.Host == "ishmael.wikimedia.org") {
                set req.backend = neon;
@@ -47,7 +47,7 @@
                set req.backend = stat1001;
        } elsif (req.http.Host == "config-master.wikimedia.org") {
                set req.backend = palladium;
-               /* no caching of configs; scripts may want to know when things 
change */
+               // no caching of configs; scripts may want to know when things 
change
                return (pass);
        } elsif (req.http.Host == "noc.wikimedia.org") {
                set req.backend = terbium;
@@ -60,7 +60,7 @@
        }
 
        if (req.request != "GET" && req.request != "HEAD") {
-               /* We only deal with GET and HEAD */
+               // We only deal with GET and HEAD
                return (pass);
        }
 
diff --git a/templates/varnish/mobile-backend.inc.vcl.erb 
b/templates/varnish/mobile-backend.inc.vcl.erb
index a62f432..3265a6d 100644
--- a/templates/varnish/mobile-backend.inc.vcl.erb
+++ b/templates/varnish/mobile-backend.inc.vcl.erb
@@ -1,11 +1,11 @@
-# Varnish VCL include file for mobile backends
+// Varnish VCL include file for mobile backends
 
 include "errorpage.inc.vcl";
 include "hhvm.inc.vcl";
 
 sub vcl_recv {
        call vcl_recv_purge;
-       /* FIXME: restrict access */
+       // FIXME: restrict access
 
        if ( req.http.host ~ "^test\." ) {
 <% if @vcl_config.fetch("cluster_tier", "1") == "1" -%>
@@ -19,13 +19,13 @@
        }
 <% end -%>
 
-       /* Default (now modified) Varnish vcl_recv function */
+       // Default (now modified) Varnish vcl_recv function
        if (req.request != "GET" && req.request != "HEAD") {
-               /* We only deal with GET and HEAD by default */
+               // We only deal with GET and HEAD by default
                return (pass);
        }
        if (req.http.Authorization || req.http.Cookie) {
-               /* Not cacheable by default */
+               // Not cacheable by default
                return (pass);
        }
        return (lookup);
diff --git a/templates/varnish/mobile-frontend.inc.vcl.erb 
b/templates/varnish/mobile-frontend.inc.vcl.erb
index ba48614..e4c83b9 100644
--- a/templates/varnish/mobile-frontend.inc.vcl.erb
+++ b/templates/varnish/mobile-frontend.inc.vcl.erb
@@ -1,4 +1,4 @@
-# Varnish VCL include file for mobile frontends
+// Varnish VCL include file for mobile frontends
 
 include "errorpage.inc.vcl";
 include "zero.inc.vcl";
@@ -24,7 +24,7 @@
                error 403 "Noise";
        }
 
-       /* Forged UAs on zerodot. This largely handles lazywebtools below, 
incidentally. */
+       // Forged UAs on zerodot. This largely handles lazywebtools below, 
incidentally.
        if (req.http.host ~ "zero\.wikipedia\.org" && req.http.User-Agent && 
req.http.User-Agent ~ "Facebookbot|Googlebot") {
                error 403 "Noise";
        }
@@ -37,9 +37,8 @@
 sub vcl_recv {
        call filter_noise;
 
-       /* FIXME: we're seeing an issue with Range requests and gzip/gunzip.
-        * Disable Range requests for now.
-        */
+       // FIXME: we're seeing an issue with Range requests and gzip/gunzip.
+       // Disable Range requests for now.
        unset req.http.Range;
 
        // Only do tag_carrier logic on first start, and only for (m|zero).wp
@@ -56,7 +55,7 @@
                }
        }
 
-       /* Rewrite m.mediawiki.org to mediawiki.org etc */
+       // Rewrite m.mediawiki.org to mediawiki.org etc
        if (req.http.host == "m.mediawiki.org") {
                set req.http.host = "www.mediawiki.org";
        } else if (req.http.host == "m.wikimediafoundation.org") {
@@ -65,33 +64,32 @@
                set req.http.host = "wikisource.org";
        } else {
 
-               /* Replace <language>.(m|zero).<project>.org by 
<language>.<project>.org */
+               // Replace <language>.(m|zero).<project>.org by 
<language>.<project>.org
                set req.http.host = regsub(req.http.host, 
"^([a-zA-Z0-9-]+)\.(m|zero)\.", "\1.");
 
-               /* Rewrite <language>.wap.wikipedia.org to new mobile site */
+               // Rewrite <language>.wap.wikipedia.org to new mobile site
                set req.http.host = regsub(req.http.host, 
"^([a-zA-Z0-9-]+)\.wap\.", "\1.mobile.");
 
-               /* Support the old mobile.wikipedia.org wap gateway */
+               // Support the old mobile.wikipedia.org wap gateway
                if (req.http.host ~ 
"^([a-zA-Z0-9-]+)\.mobile\.([a-zA-Z0-9-]+)\.org$") {
                        set req.http.host = regsub(req.http.host, 
"^([a-zA-Z0-9-]+)\.mobile\.", "\1.");
                        set req.url = regsub(req.url, "\S+[\?&]go=([^&]+).*", 
"/wiki/\1");
                }
        }
 
-       /* Allow purging */
+       // Allow purging
        call vcl_recv_purge;
 
        call rewrite_proxy_urls;
 
-       /* FIXME: deploy X-Vary-Options support */
+       // FIXME: deploy X-Vary-Options support
        set req.http.X-Orig-Cookie = req.http.Cookie;
        if( req.http.Cookie ~ "disable" ||
                req.http.Cookie ~ "optin" ||
                req.http.Cookie ~ "[Ss]ession" ||
                req.http.Cookie ~ "forceHTTPS" ) {
-               /* Do nothing; these are the cookies we pass.
-                * this is a hack in the absence of X-V-O support
-                */
+               // Do nothing; these are the cookies we pass.
+               // this is a hack in the absence of X-V-O support
        } else {
                unset req.http.Cookie;
        }
@@ -109,13 +107,13 @@
        }
 <% end -%>
 
-       /* Default (now modified) Varnish vcl_recv function */
+       // Default (now modified) Varnish vcl_recv function
        if (req.request != "GET" && req.request != "HEAD") {
-               /* We only deal with GET and HEAD by default */
+               // We only deal with GET and HEAD by default
                return (pass);
        }
        if (req.http.Authorization || req.http.Cookie) {
-               /* Not cacheable by default */
+               // Not cacheable by default
                return (pass);
        }
        return (lookup);
@@ -142,7 +140,7 @@
 }
 
 sub vcl_error {
-       /* Support mobile redirects */
+       // Support mobile redirects
        if (obj.status == 666) {
                set obj.http.Location = obj.response;
                set obj.status = 302;
@@ -157,10 +155,9 @@
 sub vcl_deliver {
 #      unset resp.http.Enable-ESI;
 
-       /* Assemble X-Analytics header
-          Some of the headers used for X-Analytics are not varied on, so add 
them after the backend processing
-          Note that vcl_deliver in other files may also modify X-Analytics.
-       */
+       // Assemble X-Analytics header
+       // Some of the headers used for X-Analytics are not varied on, so add 
them after the backend processing
+       // Note that vcl_deliver in other files may also modify X-Analytics.
        if (req.http.X-Forwarded-Proto) {
                if (resp.http.X-Analytics) {
                        set resp.http.X-Analytics = resp.http.X-Analytics + 
";https=1";
@@ -183,15 +180,15 @@
                set resp.http.Cache-Control = "private, s-maxage=0, max-age=0, 
must-revalidate";
        }
 
-       /* Temp test */
+       // Temp test
        if (req.url == "/favicon.ico" || req.url ~ 
"^/apple-touch-icon(-precomposed)?\.png$" || req.url ~ 
"^/w/index\.php\?title=.*:Gadget-.*&[0-9]+$") {
                set resp.http.Cache-Control = "s-maxage=3600, max-age=3600";
        }
 
        call php_mark_engine;
-        /* TODO: this block of VCL code is copypasta from text-frontend. Some 
consolidation is in order. */
+        // TODO: this block of VCL code is copypasta from text-frontend. Some 
consolidation is in order.
         <% if @cluster_options.fetch( "enable_geoiplookup", false ) -%>
-                /* Perform GeoIP look-up and send the result as a session 
cookie */
+                // Perform GeoIP look-up and send the result as a session 
cookie
                 if (req.http.X-Orig-Cookie !~ "(^|;\s*)GeoIP=[^;]"
                         && req.http.Orig-Cookie !~ "(^|;\s*)GeoIP=[^;]"
                         && req.http.Cookie !~ "(^|;\s*)GeoIP=[^;]") {
diff --git a/templates/varnish/parsoid-backend.inc.vcl.erb 
b/templates/varnish/parsoid-backend.inc.vcl.erb
index e0793ef..bf17d454 100644
--- a/templates/varnish/parsoid-backend.inc.vcl.erb
+++ b/templates/varnish/parsoid-backend.inc.vcl.erb
@@ -1,6 +1,6 @@
-# Varnish VCL include file for Parsoid backends
+// Varnish VCL include file for Parsoid backends
 
-# Include common Parsoid config shared between front- and backend
+// Include common Parsoid config shared between front- and backend
 include "parsoid-common.inc.vcl";
 
 sub vcl_miss {
diff --git a/templates/varnish/parsoid-common.inc.vcl.erb 
b/templates/varnish/parsoid-common.inc.vcl.erb
index 8e7973e..a0726da 100644
--- a/templates/varnish/parsoid-common.inc.vcl.erb
+++ b/templates/varnish/parsoid-common.inc.vcl.erb
@@ -1,14 +1,14 @@
-# Varnish VCL include file shared between Parsoid front- and backends
+// Varnish VCL include file shared between Parsoid front- and backends
 
 sub vcl_recv {
        if (req.http.Host ~ "cxserver" ) {
                set req.backend = cxserver;
                return (pass);
        }
-       /* Clamp the host header to 'parsoid' */
+       // Clamp the host header to 'parsoid'
        set req.http.host = "parsoid";
 
-       /* Support HTTP PURGE */
+       // Support HTTP PURGE
        if (req.request == "PURGE") {
                set req.hash_ignore_busy = true;
                return (lookup);
@@ -19,12 +19,12 @@
                set req.hash_always_miss = true;
        }
 
-       # Do not wait on concurrent (possibly actually fetching) requests
-       #  for only-if-cached.  One would think this could be backend-only,
-       #  but it needs to happen in the frontend as well for the same
-       #  reason (frontend stalling an only-if-cached miss fetch from
-       #  the backend to coalesce with a non-only-if-cached miss fetch
-       #  from the backend)
+       // Do not wait on concurrent (possibly actually fetching) requests
+       //  for only-if-cached.  One would think this could be backend-only,
+       //  but it needs to happen in the frontend as well for the same
+       //  reason (frontend stalling an only-if-cached miss fetch from
+       //  the backend to coalesce with a non-only-if-cached miss fetch
+       //  from the backend)
        if (req.http.Cache-Control ~ "only-if-cached") {
                set req.hash_ignore_busy = true;
                return (lookup); // skip default vcl_recv which can generate 
pass in some cases...
diff --git a/templates/varnish/parsoid-frontend.inc.vcl.erb 
b/templates/varnish/parsoid-frontend.inc.vcl.erb
index 1be9da4..8a526fe 100644
--- a/templates/varnish/parsoid-frontend.inc.vcl.erb
+++ b/templates/varnish/parsoid-frontend.inc.vcl.erb
@@ -1,6 +1,6 @@
-# Varnish VCL include file for Parsoid frontends
+// Varnish VCL include file for Parsoid frontends
 
-# Include common Parsoid config shared between front- and backend
+// Include common Parsoid config shared between front- and backend
 include "parsoid-common.inc.vcl";
 
 sub vcl_miss {
diff --git a/templates/varnish/text-backend.inc.vcl.erb 
b/templates/varnish/text-backend.inc.vcl.erb
index 5d0e8f4..8c21c83 100644
--- a/templates/varnish/text-backend.inc.vcl.erb
+++ b/templates/varnish/text-backend.inc.vcl.erb
@@ -1,11 +1,11 @@
-# Varnish VCL include file for text backends
+// Varnish VCL include file for text backends
 
 include "errorpage.inc.vcl";
 include "text-common.inc.vcl";
 include "hhvm.inc.vcl";
 
 <% if @vcl_config.fetch("cluster_tier", "1") != "1" -%>
-# A random director with the same backends as the default 'backend' (chash) 
director
+// A random director with the same backends as the default 'backend' (chash) 
director
 <%
 default_backend = @vcl_config.fetch("default_backend", "backend")
 -%>
@@ -61,8 +61,8 @@
 }
 
 sub vcl_fetch {
-       /* Make sure Set-Cookie responses are not cacheable, and log violations 
*/
-       /* FIXME: exceptions are ugly; maybe get rid of the whole thing? */
+       // Make sure Set-Cookie responses are not cacheable, and log violations
+       // FIXME: exceptions are ugly; maybe get rid of the whole thing?
        if (beresp.ttl > 0s && beresp.http.Set-Cookie &&
                req.url !~ "^/wiki/Special:HideBanners") {
                std.log("Cacheable object with Set-Cookie found. req.url: " + 
req.url + " Cache-Control: " + beresp.http.Cache-Control + " Set-Cookie: " + 
beresp.http.Set-Cookie);
@@ -71,7 +71,7 @@
                return (hit_for_pass);
        }
 
-       /* FIXME: Fix up missing Vary headers on Apache redirects */
+       // FIXME: Fix up missing Vary headers on Apache redirects
        if ((beresp.status == 301 || beresp.status == 302)
                && beresp.http.Location ~ "^http"
                && beresp.http.Vary !~ "X-Forwarded-Proto") {
diff --git a/templates/varnish/text-common.inc.vcl.erb 
b/templates/varnish/text-common.inc.vcl.erb
index ac28d05..9f3f8b2 100644
--- a/templates/varnish/text-common.inc.vcl.erb
+++ b/templates/varnish/text-common.inc.vcl.erb
@@ -1,4 +1,4 @@
-# Common functions for the Text Varnish cluster
+// Common functions for the Text Varnish cluster
 
 sub pass_requests {
        if (req.request != "GET" && req.request != "HEAD") {
@@ -10,12 +10,12 @@
 }
 
 sub cookie_munging {
-       /* This header is saved, and restored before sending it to MediaWiki */
+       // This header is saved, and restored before sending it to MediaWiki
        if (req.restarts == 0) {
                set req.http.Orig-Cookie = req.http.Cookie;
                unset req.http.Cookie;
 
-               /* We need to vary on the forceHTTPS cookie */
+               // We need to vary on the forceHTTPS cookie
                if (req.http.Orig-Cookie ~ "forceHTTPS=(1|true)") {
                        set req.http.Cookie = "forceHTTPS=1";
                }
@@ -23,9 +23,8 @@
 }
 
 sub restore_cookie {
-       /* Restore the original Cookie header for upstream
-        * Assumes client header Orig-Cookie has been filtered!
-        */
+       // Restore the original Cookie header for upstream
+       // Assumes client header Orig-Cookie has been filtered!
        if (bereq.http.Orig-Cookie) {
                set bereq.http.Cookie = bereq.http.Orig-Cookie;
                unset bereq.http.Orig-Cookie;
@@ -33,12 +32,11 @@
 }
 
 sub evaluate_cookie {
-       /* A session or token cookie will prevent caching if varied on,
-        * move the Cookie header out of the way otherwise
-        */
-       /* gettingStarted exclusion is to work around e.g. 
enwikigettingStartedUserToken=
-        * FIXME: the gettingStarted exception can be removed after 2014-08-01
-        */
+       // A session or token cookie will prevent caching if varied on,
+       // move the Cookie header out of the way otherwise
+       //
+       // gettingStarted exclusion is to work around e.g. 
enwikigettingStartedUserToken=
+       // FIXME: the gettingStarted exception can be removed after 2014-08-01
        if (req.http.Cookie ~ "([sS]ession|(?<!gettingStartedUser)Token)=") {
                set req.hash_ignore_busy = true;
        } else {
diff --git a/templates/varnish/text-frontend.inc.vcl.erb 
b/templates/varnish/text-frontend.inc.vcl.erb
index b63d51c..8a6aa21 100644
--- a/templates/varnish/text-frontend.inc.vcl.erb
+++ b/templates/varnish/text-frontend.inc.vcl.erb
@@ -1,4 +1,4 @@
-# Varnish VCL include file for text frontends
+// Varnish VCL include file for text frontends
 
 include "errorpage.inc.vcl";
 include "text-common.inc.vcl";
@@ -23,7 +23,7 @@
 
 include "hhvm.inc.vcl";
 
-# A random director with the same backends as the default 'backend' (chash) 
director
+// A random director with the same backends as the default 'backend' (chash) 
director
 <%
 default_backend = @vcl_config.fetch("default_backend", "backend")
 -%>
@@ -47,9 +47,9 @@
                && req.http.Cookie !~ 
"(stopMobileRedirect=true|mf_useformat=desktop)"
                && req.url ~ 
"^/(wiki|(gan|ike|iu|kk|ku|shi|sr|tg|uz|zh)(-[a-z]+)?)[/\?]") {
 
-               # Separate regexps for clarity, but multiple regsubs instead of
-               # "if host ~"/regsub matches for efficiency. Be careful to not
-               # write overlapping/chaining regexps.
+               // Separate regexps for clarity, but multiple regsubs instead of
+               // "if host ~"/regsub matches for efficiency. Be careful to not
+               // write overlapping/chaining regexps.
                set req.http.MobileHost = req.http.Host;
                set req.http.MobileHost = regsub(req.http.MobileHost, 
"^(www\.)?(mediawiki|wikimediafoundation|wikisource)\.", "m.\2.");
                set req.http.MobileHost = regsub(req.http.MobileHost, 
"^(commons|incubator|legalteam|meta|office|outreach|pl|species|strategy|wikimania201[2-5])\.(wikimedia)\.",
 "\1.m.\2.");
@@ -83,12 +83,11 @@
        call filter_headers;
        call filter_noise;
 
-       /* Allow purging */
+       // Allow purging
        call vcl_recv_purge;
 
-       /* FIXME: we're seeing an issue with Range requests and gzip/gunzip.
-        * Disable Range requests for now.
-        */
+       // FIXME: we're seeing an issue with Range requests and gzip/gunzip.
+       // Disable Range requests for now.
        unset req.http.Range;
 
        call rewrite_proxy_urls;
@@ -101,8 +100,8 @@
                set req.hash_ignore_busy = true;
        }
 
-       /* Users that just logged out, should not get a 304 for their
-        * (locally cached) logged in pages. */
+       // Users that just logged out, should not get a 304 for their
+       // (locally cached) logged in pages.
        if (req.http.If-Modified-Since && req.http.Cookie ~ "LoggedOut") {
                unset req.http.If-Modified-Since;
        }
@@ -130,12 +129,12 @@
 }
 
 sub vcl_error {
-       /* Support mobile redirects */
+       // Support mobile redirects
        if (obj.status == 666) {
                set obj.http.Location = req.http.Location;
                set obj.status = 302;
                set obj.http.Connection = "keep-alive";
-               set obj.http.Content-Length = "0"; # BZ #62245
+               set obj.http.Content-Length = "0"; // BZ #62245
                return(deliver);
        }
 
@@ -144,7 +143,7 @@
 }
 
 sub vcl_deliver {
-       /* Override the Cache-Control header for wiki content pages */
+       // Override the Cache-Control header for wiki content pages
        if (req.url ~ "(?i)^/w(iki)?/.*"
                && req.url !~ "^/wiki/Special\:Banner(Controller|ListLoader)"
                && req.url !~ "(?i)^/w/(extensions/.*|api\.php)"
@@ -153,17 +152,16 @@
        }
        call php_mark_engine;
 <% if @cluster_options.fetch( "enable_geoiplookup", false ) -%>
-       /* Perform GeoIP look-up and send the result as a session cookie */
+       // Perform GeoIP look-up and send the result as a session cookie
        if (req.http.Orig-Cookie !~ "(^|;\s*)GeoIP=[^;]"
                && req.http.Cookie !~ "(^|;\s*)GeoIP=[^;]") {
                call geoip_cookie;
        }
 <% end -%>
 
-       /* Assemble X-Analytics header
-          Some of the headers used for X-Analytics are not varied on, so add 
them after the backend processing
-          Note that vcl_deliver in other files may also modify X-Analytics.
-       */
+       // Assemble X-Analytics header
+       // Some of the headers used for X-Analytics are not varied on, so add 
them after the backend processing
+       // Note that vcl_deliver in other files may also modify X-Analytics.
        if (req.http.X-Forwarded-Proto) {
                if (resp.http.X-Analytics) {
                        set resp.http.X-Analytics = resp.http.X-Analytics + 
";https=1";
diff --git a/templates/varnish/upload-backend.inc.vcl.erb 
b/templates/varnish/upload-backend.inc.vcl.erb
index ce1b538..a56b7e9 100644
--- a/templates/varnish/upload-backend.inc.vcl.erb
+++ b/templates/varnish/upload-backend.inc.vcl.erb
@@ -1,4 +1,4 @@
-# Varnish VCL include file for upload backends
+// Varnish VCL include file for upload backends
 
 include "errorpage.inc.vcl";
 
@@ -67,7 +67,7 @@
                        set bereq.http.host = regsub(req.url, 
"^/([^-/]+)/([^/]+)/thumb/.+$", "\2.\1.<%= 
Regexp.escape(@cluster_options.fetch('top_domain', 'org')) %>");
                        set bereq.http.X-Original-URI = req.url;
 
-                       # Exceptions
+                       // Exceptions
                        set bereq.http.host = regsub(bereq.http.host, 
"^(meta|commons|internal|grants)\.wikipedia\.org$", "\1.wikimedia.org");
                        set bereq.http.host = regsub(bereq.http.host, 
"^mediawiki\..+$", "www.mediawiki.org");
                        set bereq.http.host = regsub(bereq.http.host, 
"^sources\.wikipedia\.org$", "wikisource.org");
@@ -91,7 +91,7 @@
                error 403 "Requested target domain not allowed.";
        }
 
-       /* Make sure high range requests don't block on large objects being 
retrieved */
+       // Make sure high range requests don't block on large objects being 
retrieved
        if (req.http.Range
                && (std.integer(regsub(req.http.Range, "^bytes=([0-9]*)-", 
"\1"), 0) > 33554432
                        || req.http.Range ~ "^bytes=([0-9]{9,})-")) {
@@ -102,17 +102,17 @@
 }
 
 sub vcl_fetch {
-       # Cache media objects for 30 days by default
+       // Cache media objects for 30 days by default
        if (beresp.status <= 400) {
                set beresp.ttl = 30d;
        }
 
-       # Stream large objects, >= 1 MB
+       // Stream large objects, >= 1 MB
        if (std.integer(beresp.http.Content-Length, 0) >= 1048576 || 
beresp.http.Content-Length ~ "^[0-9]{9}") {
                set beresp.do_stream = true;
        }
 
-       /* Select a random big object storage backend for objects >= 100 MB */
+       // Select a random big object storage backend for objects >= 100 MB
        if (beresp.http.Content-Length ~ "^[0-9]{9}") {
                call pick_large_object_stevedore;
        } else {
@@ -120,13 +120,12 @@
        }
        
        if (beresp.http.Content-Range) {
-               /* Varnish itself doesn't ask for ranges, so this must have been
-                * a passed range request
-                */
+               // Varnish itself doesn't ask for ranges, so this must have been
+               // a passed range request
                set beresp.http.X-Content-Range = beresp.http.Content-Range;
        }
 
-       # Derive the corresponding original URL and store it with the object
+       // Derive the corresponding original URL and store it with the object
        if (!beresp.http.X-MediaWiki-Original && req.url ~ 
"^/+[^/]+/[^/]+/thumb/[^/]+/[^/]+/[^/]+/[0-9]+px-") {
                set beresp.http.X-MediaWiki-Original = regsub(req.url, 
"^(/+[^/]+/[^/]+/)thumb/([^/]+/[^/]+/[^/]+).*$", "\1\2");
        }
@@ -141,7 +140,7 @@
 }
 
 sub vcl_miss {
-       /* Convert range requests into pass when over a certain threshold */
+       // Convert range requests into pass when over a certain threshold
        if (req.http.Range
                && (std.integer(regsub(req.http.Range, "^bytes=([0-9]*)-", 
"\1"), 0) > 33554432
                        || req.http.Range ~ "^bytes=([0-9]{9,})-")) {
diff --git a/templates/varnish/upload-frontend.inc.vcl.erb 
b/templates/varnish/upload-frontend.inc.vcl.erb
index 8cb1a95..3cad284 100644
--- a/templates/varnish/upload-frontend.inc.vcl.erb
+++ b/templates/varnish/upload-frontend.inc.vcl.erb
@@ -1,30 +1,30 @@
-# Varnish VCL include file for upload frontends
+// Varnish VCL include file for upload frontends
 
 include "errorpage.inc.vcl";
 
 sub vcl_recv {
        call vcl_recv_purge;
 
-       /* CORS preflight requests */
+       // CORS preflight requests
        if (req.request == "OPTIONS" && req.http.Origin) {
                error 667 "CORS";
        }
 
        if (req.request != "GET" && req.request != "HEAD") {
-               /* We only deal with GET, HEAD at this point */
+               // We only deal with GET, HEAD at this point
                error 403 "HTTP method not allowed";
        }
 
-       /* Look for a "download" request parameter */
+       // Look for a "download" request parameter
        if (req.url ~ "(?i)(\?|&)download(=|&|$)") {
-               /* Pretend that the parameter wasn't there for caching purposes 
*/
+               // Pretend that the parameter wasn't there for caching purposes
                set req.url = regsub(req.url, "(?i)(\?|&)download(=[^&]+)?$", 
"");
                set req.url = regsub(req.url, "(?i)(\?|&)download(=[^&]+)?&", 
"\1");
                set req.http.X-Content-Disposition = "attachment";
        }
 
        if ( req.http.host == "<%= @cluster_options.fetch('upload_domain', 
'upload.wikimedia.org') %>") {
-               # Replace double slashes
+               // Replace double slashes
                set req.url = regsuball(req.url, "/{2,}", "/");
                return (lookup);
        } else {
@@ -39,43 +39,42 @@
 }
 
 sub vcl_miss {
-       /* Convert range requests into pass */
+       // Convert range requests into pass
        if (req.http.Range) {
                set bereq.http.Range = req.http.Range;
                return (pass);
        }
 
-       /* Make sure If-Cached requests won't pollute the cache */
+       // Make sure If-Cached requests won't pollute the cache
        if (req.http.If-Cached) {
                return (pass);
        }
 }
 
 sub vcl_fetch {
-       # Cap media object cache TTLs to 1 hour
+       // Cap media object cache TTLs to 1 hour
        if (beresp.ttl > 1h) {
                set beresp.ttl = 1h;
        }
 
        if (beresp.http.Content-Range) {
-               /* Varnish itself doesn't ask for ranges, so this must have been
-                * a passed range request
-                */
+               // Varnish itself doesn't ask for ranges, so this must have been
+               // a passed range request
                set beresp.http.X-Content-Range = beresp.http.Content-Range;
 
                if (beresp.http.Content-Range ~ "\/[0-9]{8,}$") {
                        set beresp.do_stream = true;
-                       /* don't attempt to cache these in the frontend */
+                       // don't attempt to cache these in the frontend
                        return (hit_for_pass);
                }
        }
 
-       # Stream large objects, >= 1 or 32 MB
+       // Stream large objects, >= 1 or 32 MB
 <% stream_threshold = @vcl_config.fetch("cluster_tier", "1") == "1" ? 33554432 
: 1048576 -%>
        if (std.integer(beresp.http.Content-Length, 33554432) >= <%= 
stream_threshold %> || beresp.http.Content-Length ~ "^[0-9]{9}") {
                set beresp.do_stream = true;
                if (std.integer(beresp.http.Content-Length, 33554432) >= 
33554432 || beresp.http.Content-Length ~ "^[0-9]{9}") {
-                       /* don't attempt to cache these in the frontend */
+                       // don't attempt to cache these in the frontend
                        return (hit_for_pass);
                }
        }
@@ -84,14 +83,14 @@
 }
 
 sub vcl_error {
-       /* Handle CORS preflight requests */
+       // Handle CORS preflight requests
         if (obj.status == 667) {
                set obj.status = 200;
                set obj.response = "OK";
                set obj.http.Connection = "keep-alive";
                set obj.http.Content-Length = "0";
 
-               /* allow Range requests, used by ogv.js */
+               // allow Range requests, used by ogv.js
                set obj.http.Access-Control-Allow-Origin = "*";
                set obj.http.Access-Control-Allow-Headers = "Range";
                set obj.http.Access-Control-Allow-Methods = "GET, HEAD, 
OPTIONS";
diff --git a/templates/varnish/zero.inc.vcl.erb 
b/templates/varnish/zero.inc.vcl.erb
index 9d949d9..2e005ab 100644
--- a/templates/varnish/zero.inc.vcl.erb
+++ b/templates/varnish/zero.inc.vcl.erb
@@ -1,6 +1,6 @@
-# Varnish VCL include file for Wikipedia Zero
+// Varnish VCL include file for Wikipedia Zero
 
-# Note: This requires "import header" in the including VCL
+// Note: This requires "import header" in the including VCL
 
 import netmapper;
 
@@ -17,13 +17,13 @@
     // (the leading "..." in XFF is that sometimes there are other local
     //   proxies on 127.0.0.1 or whatever, according to some OperaMini docs...)
 
-    /*********************************************************
-    *    v> | client.ip | XFF                        | XFP
-    * direct| client    | (...,)? client             |
-    * ssl   | ssl       | (...,)? client, ssl        | https
-    * proxy | proxy     | (...,)? client, proxy      |
-    * both  | ssl       | (...,)? client, proxy, ssl | https
-    *********************************************************/
+    // *********************************************************
+    // *    v> | client.ip | XFF                        | XFP
+    // * direct| client    | (...,)? client             |
+    // * ssl   | ssl       | (...,)? client, ssl        | https
+    // * proxy | proxy     | (...,)? client, proxy      |
+    // * both  | ssl       | (...,)? client, proxy, ssl | https
+    // *********************************************************
 
     // first, strip the SSL entry from XFF if applicable
     if (req.http.X-Forwarded-Proto) {
@@ -32,11 +32,11 @@
         set req.http.XFF-NoSSL = req.http.X-Forwarded-For;
     }
 
-    
/*****************************************************************************
-    *    v>      | XFF-NoSSL             | map("proxies") input from regsub 
below
-    * direct/ssl | (...,)? client        | client
-    * proxy/both | (...,)? client, proxy | proxy
-    
*****************************************************************************/
+    // 
*****************************************************************************
+    // *    v>      | XFF-NoSSL             | map("proxies") input from regsub 
below
+    // * direct/ssl | (...,)? client        | client
+    // * proxy/both | (...,)? client, proxy | proxy
+    // 
*****************************************************************************
 
     // now get the trusted proxy into XFB, if any - the regsub grabs the final 
entry in the list
     set req.http.X-Forwarded-By = netmapper.map("proxies", 
regsub(req.http.XFF-NoSSL, "^([^,]+, ?)+", ""));
@@ -55,10 +55,10 @@
 
     unset req.http.XFF-NoSSL; // clean up temp var
 
-    /****************************************************************
-    *    v>  | XFF-CE         | map("carriers") input from regsub below
-    *   all  | (...,)? client | client
-    *****************************************************************/
+    // ****************************************************************
+    // *    v>  | XFF-CE         | map("carriers") input from regsub below
+    // *   all  | (...,)? client | client
+    // *****************************************************************
 
     // Grab client IP from the end of the XFF-CE list and feed to map("zero")
     set req.http.X-CS2 = netmapper.map("carriers", 
regsub(req.http.XFF-ClientEnd, "^([^,]+, ?)+", ""));

-- 
To view, visit https://gerrit.wikimedia.org/r/184570
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings

Gerrit-MessageType: newchange
Gerrit-Change-Id: I12f4495dbad33c4b30611df27830d1033f6d441a
Gerrit-PatchSet: 1
Gerrit-Project: operations/puppet
Gerrit-Branch: production
Gerrit-Owner: Ori.livneh <[email protected]>

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