chore(chromium): add test without custom header/footer templates

.github/workflows/continuous_integration.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Run linters
         uses: golangci/golangci-lint-action@v2
         with:
-          version: v1.48
+          version: v1.50.0
 
   tests:
     needs:

.golangci.yml

@@ -2,7 +2,6 @@ linters:
   disable-all: true
   enable:
     - bodyclose
-    - deadcode
     - errcheck
     - gofmt
     - goimports
@@ -13,11 +12,9 @@ linters:
     - misspell
     - prealloc
     - staticcheck
-    - structcheck
     - typecheck
     - unconvert
     - unused
-    - varcheck
 
 run:
   deadline: 5m

Makefile

@@ -10,9 +10,9 @@ DOCKER_REPOSITORY=gotenberg
 GOTENBERG_VERSION=snapshot
 GOTENBERG_USER_GID=1001
 GOTENBERG_USER_UID=1001
-NOTO_COLOR_EMOJI_VERSION=v2.034 # See https://github.com/googlefonts/noto-emoji/releases.
+NOTO_COLOR_EMOJI_VERSION=v2.038 # See https://github.com/googlefonts/noto-emoji/releases.
-PDFTK_VERSION=v3.3.2 # See https://gitlab.com/pdftk-java/pdftk/-/releases - Binary package.
+PDFTK_VERSION=v3.3.3 # See https://gitlab.com/pdftk-java/pdftk/-/releases - Binary package.
-GOLANGCI_LINT_VERSION=v1.48.0 # See https://github.com/golangci/golangci-lint/releases.
+GOLANGCI_LINT_VERSION=v1.50.0 # See https://github.com/golangci/golangci-lint/releases.
 
 .PHONY: build
 build: ## Build the Gotenberg's Docker image
@@ -34,9 +34,11 @@ API_ROOT_PATH=/
 API_TRACE_HEADER=Gotenberg-Trace
 API_DISABLE_HEALTH_CHECK_LOGGING=false
 CHROMIUM_INCOGNITO=false
+CHROMIUM_ALLOW_INSECURE_LOCALHOST=false
 CHROMIUM_IGNORE_CERTIFICATE_ERRORS=false
 CHROMIUM_DISABLE_WEB_SECURITY=false
 CHROMIUM_ALLOW_FILE_ACCESS_FROM_FILES=false
+CHROMIUM_HOST_RESOLVER_RULES=
 CHROMIUM_PROXY_SERVER=
 CHROMIUM_ALLOW_LIST=
 CHROMIUM_DENY_LIST="^file:///[^tmp].*"
@@ -77,9 +79,11 @@ run: ## Start a Gotenberg container
 	--api-trace-header=$(API_TRACE_HEADER) \
 	--api-disable-health-check-logging=$(API_DISABLE_HEALTH_CHECK_LOGGING) \
 	--chromium-incognito=$(CHROMIUM_INCOGNITO) \
+	--chromium-allow-insecure-localhost=$(CHROMIUM_ALLOW_INSECURE_LOCALHOST) \
 	--chromium-ignore-certificate-errors=$(CHROMIUM_IGNORE_CERTIFICATE_ERRORS) \
 	--chromium-disable-web-security=$(CHROMIUM_DISABLE_WEB_SECURITY) \
 	--chromium-allow-file-access-from-files=$(CHROMIUM_ALLOW_FILE_ACCESS_FROM_FILES) \
+	--chromium-host-resolver-rules=$(CHROMIUM_HOST_RESOLVER_RULES) \
 	--chromium-proxy-server=$(CHROMIUM_PROXY_SERVER) \
 	--chromium-allow-list=$(CHROMIUM_ALLOW_LIST) \
 	--chromium-deny-list=$(CHROMIUM_DENY_LIST) \

build/Dockerfile

@@ -137,7 +137,7 @@ RUN \
     # Download QPDF.
     DEBIAN_FRONTEND=noninteractive apt-get install -y -qq --no-install-recommends qpdf &&\
     # See https://github.com/nextcloud/docker/issues/380.
-    mkdir -p /usr/share/man/man1mkdir -p /usr/share/man/man1 &&\
+    mkdir -p /usr/share/man/man1 &&\
     # Cleanup.
     # Note: the Debian image does automatically a clean after each install thanks to a hook.
     # Therefore, there is no need for apt-get clean.

go.mod

@@ -1,40 +1,40 @@
 module github.com/gotenberg/gotenberg/v7
 
-go 1.18
+go 1.19
 
 require (
 	github.com/alexliesenfeld/health v0.6.0
 	github.com/andybalholm/brotli v1.0.4 // indirect
-	github.com/chromedp/cdproto v0.0.0-20220816211547-b8b15824df23
+	github.com/chromedp/cdproto v0.0.0-20221011223153-490dc4d81f7c
-	github.com/chromedp/chromedp v0.8.4
+	github.com/chromedp/chromedp v0.8.6
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/google/uuid v1.3.0
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
 	github.com/hashicorp/go-retryablehttp v0.7.1
-	github.com/klauspost/compress v1.15.9 // indirect
+	github.com/klauspost/compress v1.15.11 // indirect
 	github.com/klauspost/pgzip v1.2.5 // indirect
-	github.com/labstack/echo/v4 v4.8.0
+	github.com/labstack/echo/v4 v4.9.1
-	github.com/labstack/gommon v0.3.1
+	github.com/labstack/gommon v0.4.0
 	github.com/mattn/go-isatty v0.0.16 // indirect
 	github.com/mholt/archiver/v3 v3.5.1
-	github.com/microcosm-cc/bluemonday v1.0.19
+	github.com/microcosm-cc/bluemonday v1.0.21
 	github.com/nwaples/rardecode v1.1.3 // indirect
 	github.com/pdfcpu/pdfcpu v0.3.13
-	github.com/pierrec/lz4/v4 v4.1.15 // indirect
+	github.com/pierrec/lz4/v4 v4.1.17 // indirect
 	github.com/prometheus/client_golang v1.13.0
 	github.com/russross/blackfriday/v2 v2.1.0
 	github.com/spf13/pflag v1.0.5
 	github.com/ulikunitz/xz v0.5.10 // indirect
 	go.uber.org/atomic v1.10.0 // indirect
 	go.uber.org/multierr v1.8.0
-	go.uber.org/zap v1.22.0
+	go.uber.org/zap v1.23.0
-	golang.org/x/crypto v0.0.0-20220817201139-bc19a97f63c8 // indirect
+	golang.org/x/crypto v0.1.0 // indirect
-	golang.org/x/image v0.0.0-20220722155232-062f8c9fd539 // indirect
+	golang.org/x/image v0.1.0 // indirect
-	golang.org/x/net v0.0.0-20220812174116-3211cb980234
+	golang.org/x/net v0.1.0
-	golang.org/x/sync v0.0.0-20220819030929-7fc1605a5dde
+	golang.org/x/sync v0.1.0
-	golang.org/x/sys v0.0.0-20220818161305-2296e01440c6 // indirect
+	golang.org/x/sys v0.1.0 // indirect
-	golang.org/x/term v0.0.0-20220722155259-a9ba230a4035
+	golang.org/x/term v0.1.0
-	golang.org/x/text v0.3.7
+	golang.org/x/text v0.4.0
 )
 
 require (
@@ -53,13 +53,13 @@ require (
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
-	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.2 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
-	github.com/prometheus/client_model v0.2.0 // indirect
+	github.com/prometheus/client_model v0.3.0 // indirect
 	github.com/prometheus/common v0.37.0 // indirect
 	github.com/prometheus/procfs v0.8.0 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
-	github.com/valyala/fasttemplate v1.2.1 // indirect
+	github.com/valyala/fasttemplate v1.2.2 // indirect
 	github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8 // indirect
 	google.golang.org/protobuf v1.28.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect

go.sum

@@ -54,10 +54,10 @@ github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA
 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/cespare/xxhash/v2 v2.1.2 h1:YRXhKfTDauu4ajMg1TPgFO5jnlC2HCbmLXMcTG5cbYE=
 github.com/cespare/xxhash/v2 v2.1.2/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
-github.com/chromedp/cdproto v0.0.0-20220816211547-b8b15824df23 h1:pXlKxzGxVoUO5B04CNAOC4ZHf5Rqhl/00pkoM97He1s=
+github.com/chromedp/cdproto v0.0.0-20221011223153-490dc4d81f7c h1:JQvTh3Lqw0aGKFu/roG/DTMgqVCmSE6aVOegf+mMNrY=
-github.com/chromedp/cdproto v0.0.0-20220816211547-b8b15824df23/go.mod h1:5Y4sD/eXpwrChIuxhSr/G20n9CdbCmoerOHnuAf0Zr0=
+github.com/chromedp/cdproto v0.0.0-20221011223153-490dc4d81f7c/go.mod h1:5Y4sD/eXpwrChIuxhSr/G20n9CdbCmoerOHnuAf0Zr0=
-github.com/chromedp/chromedp v0.8.4 h1:50NSLCXC38kGsCmLCi8tXZ5V5FtQ3BOV/90u1O06Gq4=
+github.com/chromedp/chromedp v0.8.6 h1:KobeeqR2dpfKSG1prS3Y6+FbffMmGC6xmAobRXA9QEQ=
-github.com/chromedp/chromedp v0.8.4/go.mod h1:ikuiJrEMoOnTPFUBu6jV0XZFOGW6W/Nhgk/OZyvh00o=
+github.com/chromedp/chromedp v0.8.6/go.mod h1:nBYHoD6YSNzrr82cIeuOzhw1Jo/s2o0QQ+ifTeoCZ+c=
 github.com/chromedp/sysutil v1.0.0 h1:+ZxhTpfpZlmchB58ih/LBHX52ky7w2VhQVKQMucy3Ic=
 github.com/chromedp/sysutil v1.0.0/go.mod h1:kgWmDdq8fTzXYcKIBqIYvRRTnYb9aNS9moAV0xufSww=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
@@ -183,8 +183,8 @@ github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/klauspost/compress v1.4.1/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A=
 github.com/klauspost/compress v1.11.4/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
-github.com/klauspost/compress v1.15.9 h1:wKRjX6JRtDdrE9qwa4b/Cip7ACOshUI4smpCQanqjSY=
+github.com/klauspost/compress v1.15.11 h1:Lcadnb3RKGin4FYM/orgq0qde+nc15E5Cbqg4B9Sx9c=
-github.com/klauspost/compress v1.15.9/go.mod h1:PhcZ0MbTNciWF3rruxRgKxI5NkcHHrHUDtV4Yw2GlzU=
+github.com/klauspost/compress v1.15.11/go.mod h1:QPwzmACJjUTFsnSHH934V6woptycfrDDJnH7hvFVbGM=
 github.com/klauspost/cpuid v1.2.0/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgoMS4s3ek=
 github.com/klauspost/pgzip v1.2.5 h1:qnWYvvKqedOF2ulHpMG72XQol4ILEJ8k2wwRl/Km8oE=
 github.com/klauspost/pgzip v1.2.5/go.mod h1:Ch1tH69qFZu15pkjo5kYi6mth2Zzwzt50oCQKQE9RUs=
@@ -196,10 +196,10 @@ github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORN
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
-github.com/labstack/echo/v4 v4.8.0 h1:wdc6yKVaHxkNOEdz4cRZs1pQkwSXPiRjq69yWP4QQS8=
+github.com/labstack/echo/v4 v4.9.1 h1:GliPYSpzGKlyOhqIbG8nmHBo3i1saKWFOgh41AN3b+Y=
-github.com/labstack/echo/v4 v4.8.0/go.mod h1:xkCDAdFCIf8jsFQ5NnbK7oqaF/yU1A1X20Ltm0OvSks=
+github.com/labstack/echo/v4 v4.9.1/go.mod h1:Pop5HLc+xoc4qhTZ1ip6C0RtP7Z+4VzRLWZZFKqbbjo=
-github.com/labstack/gommon v0.3.1 h1:OomWaJXm7xR6L1HmEtGyQf26TEn7V6X88mktX9kee9o=
+github.com/labstack/gommon v0.4.0 h1:y7cvthEAEbU0yHOf4axH8ZG2NH8knB9iNSoTO8dyIk8=
-github.com/labstack/gommon v0.3.1/go.mod h1:uW6kP17uPlLJsD3ijUYn3/M5bAxtlZhMI6m3MFxTMTM=
+github.com/labstack/gommon v0.4.0/go.mod h1:uW6kP17uPlLJsD3ijUYn3/M5bAxtlZhMI6m3MFxTMTM=
 github.com/ledongthuc/pdf v0.0.0-20220302134840-0c2507a12d80 h1:6Yzfa6GP0rIo/kULo2bwGEkFvCePZ3qHDDTC3/J9Swo=
 github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
@@ -209,12 +209,13 @@ github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovk
 github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
 github.com/mattn/go-isatty v0.0.16 h1:bq3VjFmv/sOjHtdEhmkEV4x1AJtvUvOJ2PFAZ5+peKQ=
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
-github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
+github.com/matttproud/golang_protobuf_extensions v1.0.2 h1:hAHbPm5IJGijwng3PWk09JkG9WeqChjprR5s9bBZ+OM=
+github.com/matttproud/golang_protobuf_extensions v1.0.2/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
 github.com/mholt/archiver/v3 v3.5.1 h1:rDjOBX9JSF5BvoJGvjqK479aL70qh9DIpZCl+k7Clwo=
 github.com/mholt/archiver/v3 v3.5.1/go.mod h1:e3dqJ7H78uzsRSEACH1joayhuSyhnonssnDhppzS1L4=
-github.com/microcosm-cc/bluemonday v1.0.19 h1:OI7hoF5FY4pFz2VA//RN8TfM0YJ2dJcl4P4APrCWy6c=
+github.com/microcosm-cc/bluemonday v1.0.21 h1:dNH3e4PSyE4vNX+KlRGHT5KrSvjeUkoNPwEORjffHJg=
-github.com/microcosm-cc/bluemonday v1.0.19/go.mod h1:QNzV2UbLK2/53oIIwTOyLUSABMkjZ4tqiyC1g/DyqxE=
+github.com/microcosm-cc/bluemonday v1.0.21/go.mod h1:ytNkv4RrDrLJ2pqlsSI46O6IVXmZOBBD4SaJyDwwTkM=
 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
@@ -229,8 +230,8 @@ github.com/orisano/pixelmatch v0.0.0-20220722002657-fb0b55479cde h1:x0TT0RDC7UhA
 github.com/pdfcpu/pdfcpu v0.3.13 h1:VFon2Yo1PJt+sA57vPAeXWGLSZ7Ux3Jl4h02M0+s3dg=
 github.com/pdfcpu/pdfcpu v0.3.13/go.mod h1:UJc5xsXg0fpmjp1zOPdyYcAQArc/Zf3V0nv5URe+9fg=
 github.com/pierrec/lz4/v4 v4.1.2/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
-github.com/pierrec/lz4/v4 v4.1.15 h1:MO0/ucJhngq7299dKLwIMtgTfbkoSPF6AoMYDd8Q4q0=
+github.com/pierrec/lz4/v4 v4.1.17 h1:kV4Ip+/hUBC+8T6+2EgburRtkE9ef4nbY3f4dFhGjMc=
-github.com/pierrec/lz4/v4 v4.1.15/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
+github.com/pierrec/lz4/v4 v4.1.17/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
 github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
@@ -247,8 +248,9 @@ github.com/prometheus/client_golang v1.13.0/go.mod h1:vTeo+zgvILHsnnj/39Ou/1fPN5
 github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
 github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
-github.com/prometheus/client_model v0.2.0 h1:uq5h0d+GuxiXLJLNABMgp2qUWDPiLvgCzz2dUR+/W/M=
 github.com/prometheus/client_model v0.2.0/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
+github.com/prometheus/client_model v0.3.0 h1:UBgGFHqYdG/TPFD1B1ogZywDqEkwp3fBMvqdiQ7Xew4=
+github.com/prometheus/client_model v0.3.0/go.mod h1:LDGWKZIo7rky3hgvBe+caln+Dr3dPggB5dvjtD7w9+w=
 github.com/prometheus/common v0.4.1/go.mod h1:TNfzLD0ON7rHzMJeJkieUDPYmFC7Snx/y86RQel1bk4=
 github.com/prometheus/common v0.10.0/go.mod h1:Tlit/dnDKsSWFlCLTWaA1cyBgKHSMdTB80sz/V91rCo=
 github.com/prometheus/common v0.26.0/go.mod h1:M7rCNAaPfAosfx8veZJCuw84e35h3Cfd9VFqTh1DIvc=
@@ -276,21 +278,23 @@ github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
-github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
 github.com/ulikunitz/xz v0.5.8/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/ulikunitz/xz v0.5.9/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/ulikunitz/xz v0.5.10 h1:t92gobL9l3HE202wg3rlk19F6X+JOxl9BBrCCMYEYd8=
 github.com/ulikunitz/xz v0.5.10/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
-github.com/valyala/fasttemplate v1.2.1 h1:TVEnxayobAdVkhQfrfes2IzOB6o+z4roRkPF52WA1u4=
 github.com/valyala/fasttemplate v1.2.1/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
+github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=
+github.com/valyala/fasttemplate v1.2.2/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
 github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8 h1:nIPpBwaJSVYIxUFsDv3M8ofmx9yWTog9BfvIu0q41lo=
 github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8/go.mod h1:HUYIGzjTL3rfEspMxjDjgmT5uz5wzYJKVo23qUhYTos=
 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
 go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
@@ -302,16 +306,17 @@ go.uber.org/atomic v1.10.0/go.mod h1:LUxbIzbOniOlMKjJjyPfpl4v+PKK2cNJn91OQbhoJI0
 go.uber.org/goleak v1.1.11 h1:wy28qYRKZgnJTxGxvye5/wgWr1EKjmUDGYox5mGlRlI=
 go.uber.org/multierr v1.8.0 h1:dg6GjLku4EH+249NNmoIciG9N/jURbDG+pFlTkhzIC8=
 go.uber.org/multierr v1.8.0/go.mod h1:7EAYxJLBy9rStEaz58O2t4Uvip6FSURkq8/ppBp95ak=
-go.uber.org/zap v1.22.0 h1:Zcye5DUgBloQ9BaT4qc9BnjOFog5TvBSAGkJ3Nf70c0=
+go.uber.org/zap v1.23.0 h1:OjGQ5KQDEUawVHxNwQgPpiypGHOxo2mNZsOqTak4fFY=
-go.uber.org/zap v1.22.0/go.mod h1:H4siCOZOrAolnUPJEkfaSjDqyP+BDS0DdDWzwcgt3+U=
+go.uber.org/zap v1.23.0/go.mod h1:D+nX8jyLsMHMYrln8A0rJjFt/T/9/bGgIhAqxv5URuY=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.0.0-20220817201139-bc19a97f63c8 h1:GIAS/yBem/gq2MUqgNIzUHW7cJMmx3TGZOrnyYaNQ6c=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
-golang.org/x/crypto v0.0.0-20220817201139-bc19a97f63c8/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
+golang.org/x/crypto v0.1.0 h1:MDRAIl0xIo9Io2xV565hzXHw3zVseKrJKodhohM5CjU=
+golang.org/x/crypto v0.1.0/go.mod h1:RecgLatLF4+eUMCP1PoPZQb+cVrJcOPbHkTkbkB9sbw=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -325,8 +330,8 @@ golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMk
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/image v0.0.0-20190823064033-3a9bac650e44/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
-golang.org/x/image v0.0.0-20220722155232-062f8c9fd539 h1:/eM0PCrQI2xd471rI+snWuu251/+/jpBpZqir2mPdnU=
+golang.org/x/image v0.1.0 h1:r8Oj8ZA2Xy12/b5KZYj3tuv7NG/fBz3TwQVvpJ9l8Rk=
-golang.org/x/image v0.0.0-20220722155232-062f8c9fd539/go.mod h1:doUCurBvlfPMKfmIpRIywoHmhN3VyhnoFDbvIEWF4hY=
+golang.org/x/image v0.1.0/go.mod h1:iyPr49SD/G/TBxYVB/9RRtGUT5eNbo2u4NamWeQcD5c=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
 golang.org/x/lint v0.0.0-20190301231843-5614ed5bae6f/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@@ -345,6 +350,7 @@ golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzB
 golang.org/x/mod v0.1.1-0.20191107180719-034126e5016b/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -373,11 +379,13 @@ golang.org/x/net v0.0.0-20200520182314-0ba52f642ac2/go.mod h1:qpuaurCH72eLCgpAm/
 golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20200707034311-ab3426394381/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
+golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/net v0.0.0-20220225172249-27dd8689420f/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
-golang.org/x/net v0.0.0-20220812174116-3211cb980234 h1:RDqmgfe7SvlMWoqC3xwQ2blLO3fcWcxMa3eBLRdRW7E=
+golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
-golang.org/x/net v0.0.0-20220812174116-3211cb980234/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk=
+golang.org/x/net v0.1.0 h1:hZ/3BUoy5aId7sCpA/Tc5lt8DkFgdVS2onTpJsZ/fl0=
+golang.org/x/net v0.1.0/go.mod h1:Cx3nUiGt4eDBEyega/BKRp+/AlGL8hYe7U9odMt2Cco=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -394,8 +402,9 @@ golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20220819030929-7fc1605a5dde h1:ejfdSekXMDxDLbRrJMwUk6KnSLZ2McaUCVcIKM+N6jc=
+golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20220819030929-7fc1605a5dde/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
+golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -438,21 +447,24 @@ golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20211103235746-7861aae1554b/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220114195835-da31bd327af9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220818161305-2296e01440c6 h1:Sx/u41w+OwrInGdEckYmEuU5gHoGSL4QbDz3S9s6j4U=
+golang.org/x/sys v0.1.0 h1:kunALQeHf1/185U1i0GOB/fy1IPRDDpuoOOqRReG57U=
-golang.org/x/sys v0.0.0-20220818161305-2296e01440c6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
-golang.org/x/term v0.0.0-20220722155259-a9ba230a4035 h1:Q5284mrmYTpACcm+eAKjKJH48BBwSyfJqmmGDTtT8Vc=
+golang.org/x/term v0.1.0 h1:g6Z6vPFA9dYBAF7DWcH6sCcOntplXsDKcliusYijMlw=
-golang.org/x/term v0.0.0-20220722155259-a9ba230a4035/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
+golang.org/x/term v0.1.0/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.4.0 h1:BrVqGRd7+k1DiOgtnFvAkoQEWQvBc25ouMJM6429SFg=
+golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -496,6 +508,7 @@ golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roY
 golang.org/x/tools v0.0.0-20200729194436-6467de6f59a7/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 golang.org/x/tools v0.0.0-20200804011535-6c149bb5ef0d/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 golang.org/x/tools v0.0.0-20200825202427-b303f430e36d/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
+golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=

pkg/modules/chromium/chromium.go

@@ -1,6 +1,7 @@
 package chromium
 
 import (
+	"bufio"
 	"context"
 	"errors"
 	"fmt"
@@ -10,6 +11,7 @@ import (
 	"sync"
 	"time"
 
+	"github.com/chromedp/cdproto/cdp"
 	"github.com/chromedp/cdproto/emulation"
 	"github.com/chromedp/cdproto/fetch"
 	"github.com/chromedp/cdproto/network"
@@ -32,6 +34,10 @@ var (
 	// allowed/denied lists.
 	ErrURLNotAuthorized = errors.New("URL not authorized")
 
+	// ErrOmitBackgroundWithoutPrintBackground happens if
+	// Options.OmitBackground is set to true but not Options.PrintBackground.
+	ErrOmitBackgroundWithoutPrintBackground = errors.New("omit background without print background")
+
 	// ErrInvalidEmulatedMediaType happens if the emulated media type is not
 	// "screen" nor "print". Empty value are allowed though.
 	ErrInvalidEmulatedMediaType = errors.New("invalid emulated media type")
@@ -65,9 +71,11 @@ type Chromium struct {
 	engine                   gotenberg.PDFEngine
 	userAgent                string
 	incognito                bool
+	allowInsecureLocalhost   bool
 	ignoreCertificateErrors  bool
 	disableWebSecurity       bool
 	allowFileAccessFromFiles bool
+	hostResolverRules        string
 	proxyServer              string
 	allowList                *regexp.Regexp
 	denyList                 *regexp.Regexp
@@ -141,6 +149,11 @@ type Options struct {
 	// Optional.
 	PrintBackground bool
 
+	// OmitBackground hides default white background and allows generating PDFs
+	// with transparency.
+	// Optional.
+	OmitBackground bool
+
 	// Scale is the scale of the page rendering.
 	// Optional.
 	Scale float64
@@ -211,6 +224,7 @@ func DefaultOptions() Options {
 		ExtraScriptTags:         nil,
 		Landscape:               false,
 		PrintBackground:         false,
+		OmitBackground:          false,
 		Scale:                   1.0,
 		PaperWidth:              8.5,
 		PaperHeight:             11,
@@ -249,9 +263,11 @@ func (mod Chromium) Descriptor() gotenberg.ModuleDescriptor {
 			fs := flag.NewFlagSet("chromium", flag.ExitOnError)
 			fs.String("chromium-user-agent", "", "Override the default User-Agent header")
 			fs.Bool("chromium-incognito", false, "Start Chromium with incognito mode")
+			fs.Bool("chromium-allow-insecure-localhost", false, "Ignore TLS/SSL errors on localhost")
 			fs.Bool("chromium-ignore-certificate-errors", false, "Ignore the certificate errors")
 			fs.Bool("chromium-disable-web-security", false, "Don't enforce the same-origin policy")
 			fs.Bool("chromium-allow-file-access-from-files", false, "Allow file:// URIs to read other file:// URIs")
+			fs.String("chromium-host-resolver-rules", "", "Set custom mappings to the host resolver")
 			fs.String("chromium-proxy-server", "", "Set the outbound proxy server; this switch only affects HTTP and HTTPS requests")
 			fs.String("chromium-allow-list", "", "Set the allowed URLs for Chromium using a regular expression")
 			fs.String("chromium-deny-list", "^file:///[^tmp].*", "Set the denied URLs for Chromium using a regular expression")
@@ -273,9 +289,11 @@ func (mod Chromium) Descriptor() gotenberg.ModuleDescriptor {
 func (mod *Chromium) Provision(ctx *gotenberg.Context) error {
 	flags := ctx.ParsedFlags()
 	mod.userAgent = flags.MustString("chromium-user-agent")
+	mod.allowInsecureLocalhost = flags.MustBool("chromium-allow-insecure-localhost")
 	mod.ignoreCertificateErrors = flags.MustBool("chromium-ignore-certificate-errors")
 	mod.disableWebSecurity = flags.MustBool("chromium-disable-web-security")
 	mod.allowFileAccessFromFiles = flags.MustBool("chromium-allow-file-access-from-files")
+	mod.hostResolverRules = flags.MustString("chromium-host-resolver-rules")
 	mod.proxyServer = flags.MustString("chromium-proxy-server")
 	mod.allowList = flags.MustRegexp("chromium-allow-list")
 	mod.denyList = flags.MustRegexp("chromium-deny-list")
@@ -381,6 +399,11 @@ func (mod Chromium) PDF(ctx context.Context, logger *zap.Logger, URL, outputPath
 		args = append(args, chromedp.Flag("incognito", mod.incognito))
 	}
 
+	if mod.allowInsecureLocalhost {
+		// See https://github.com/gotenberg/gotenberg/issues/488.
+		args = append(args, chromedp.Flag("allow-insecure-localhost", true))
+	}
+
 	if mod.ignoreCertificateErrors {
 		args = append(args, chromedp.IgnoreCertErrors)
 	}
@@ -394,6 +417,11 @@ func (mod Chromium) PDF(ctx context.Context, logger *zap.Logger, URL, outputPath
 		args = append(args, chromedp.Flag("allow-file-access-from-files", true))
 	}
 
+	if mod.hostResolverRules != "" {
+		// See https://github.com/gotenberg/gotenberg/issues/488.
+		args = append(args, chromedp.Flag("host-resolver-rules", mod.hostResolverRules))
+	}
+
 	if mod.proxyServer != "" {
 		// See https://github.com/gotenberg/gotenberg/issues/376.
 		args = append(args, chromedp.ProxyServer(mod.proxyServer))
@@ -403,6 +431,14 @@ func (mod Chromium) PDF(ctx context.Context, logger *zap.Logger, URL, outputPath
 		args = append(args, chromedp.UserAgent(options.UserAgent))
 	}
 
+	// See https://github.com/gotenberg/gotenberg/issues/524.
+	deadline, ok := ctx.Deadline()
+	if !ok {
+		return errors.New("context has no deadline")
+	}
+
+	args = append(args, chromedp.WSURLReadTimeout(time.Until(deadline)))
+
 	allocatorCtx, cancel := chromedp.NewExecAllocator(ctx, args...)
 	defer cancel()
 
@@ -425,7 +461,7 @@ func (mod Chromium) PDF(ctx context.Context, logger *zap.Logger, URL, outputPath
 		consoleExceptionsMu sync.RWMutex
 	)
 
-	printToPDF := func(URL string, options Options, result *[]byte) chromedp.Tasks {
+	printToPDF := func(URL string, options Options, outputPath string) chromedp.Tasks {
 		// We validate the underlying requests against our allow / deny lists.
 		// If a request does not pass the validation, we make it fail.
 		listenForEventRequestPaused(taskCtx, logger, mod.allowList, mod.denyList)
@@ -499,6 +535,35 @@ func (mod Chromium) PDF(ctx context.Context, logger *zap.Logger, URL, outputPath
 
 				return fmt.Errorf("wait for events: %w", err)
 			}),
+			chromedp.ActionFunc(func(ctx context.Context) error {
+				// See https://github.com/gotenberg/gotenberg/issues/226.
+				if !options.OmitBackground {
+					logger.Debug("default white background not hidden")
+
+					return nil
+				}
+
+				if !options.PrintBackground {
+					// See https://github.com/chromedp/chromedp/issues/1179#issuecomment-1284794416.
+					return fmt.Errorf("validate omit background: %w", ErrOmitBackgroundWithoutPrintBackground)
+				}
+
+				logger.Debug("hide default white background")
+
+				err := emulation.SetDefaultBackgroundColorOverride().WithColor(
+					&cdp.RGBA{
+						R: 0,
+						G: 0,
+						B: 0,
+						A: 0,
+					}).Do(ctx)
+
+				if err == nil {
+					return nil
+				}
+
+				return fmt.Errorf("hide default white background: %w", err)
+			}),
 			chromedp.ActionFunc(func(ctx context.Context) error {
 				// See:
 				// https://github.com/gotenberg/gotenberg/issues/354
@@ -731,6 +796,7 @@ func (mod Chromium) PDF(ctx context.Context, logger *zap.Logger, URL, outputPath
 			}),
 			chromedp.ActionFunc(func(ctx context.Context) error {
 				printToPDF := page.PrintToPDF().
+					WithTransferMode(page.PrintToPDFTransferModeReturnAsStream).
 					WithLandscape(options.Landscape).
 					WithPrintBackground(options.PrintBackground).
 					WithScale(options.Scale).
@@ -741,19 +807,64 @@ func (mod Chromium) PDF(ctx context.Context, logger *zap.Logger, URL, outputPath
 					WithMarginLeft(options.MarginLeft).
 					WithMarginRight(options.MarginRight).
 					WithPageRanges(options.PageRanges).
-					WithDisplayHeaderFooter(true).
-					WithHeaderTemplate(options.HeaderTemplate).
-					WithFooterTemplate(options.FooterTemplate).
 					WithPreferCSSPageSize(options.PreferCSSPageSize)
 
+				hasCustomHeaderFooter := options.HeaderTemplate != DefaultOptions().HeaderTemplate ||
+					options.FooterTemplate != DefaultOptions().FooterTemplate
+
+				if !hasCustomHeaderFooter {
+					logger.Debug("no custom header nor footer")
+
+					printToPDF = printToPDF.WithDisplayHeaderFooter(false)
+				} else {
+					logger.Debug("with custom header and/or footer")
+
+					printToPDF = printToPDF.
+						WithDisplayHeaderFooter(true).
+						WithHeaderTemplate(options.HeaderTemplate).
+						WithFooterTemplate(options.FooterTemplate)
+				}
+
 				logger.Debug(fmt.Sprintf("print to PDF with: %+v", printToPDF))
 
-				data, _, err := printToPDF.Do(ctx)
+				_, stream, err := printToPDF.Do(ctx)
 				if err != nil {
 					return fmt.Errorf("print to PDF: %w", err)
 				}
 
-				*result = data
+				reader := &streamReader{
+					ctx:    ctx,
+					handle: stream,
+					r:      nil,
+					pos:    0,
+					eof:    false,
+				}
+
+				defer func() {
+					err := reader.Close()
+					if err != nil {
+						logger.Error(fmt.Sprintf("close reader: %s", err))
+					}
+				}()
+
+				file, err := os.OpenFile(outputPath, os.O_CREATE|os.O_WRONLY, 0600)
+				if err != nil {
+					return fmt.Errorf("open output path: %w", err)
+				}
+
+				defer func() {
+					err := file.Close()
+					if err != nil {
+						logger.Error(fmt.Sprintf("close output path: %s", err))
+					}
+				}()
+
+				buffer := bufio.NewReader(reader)
+
+				_, err = buffer.WriteTo(file)
+				if err != nil {
+					return fmt.Errorf("write result to output path: %w", err)
+				}
 
 				return nil
 			}),
@@ -764,8 +875,7 @@ func (mod Chromium) PDF(ctx context.Context, logger *zap.Logger, URL, outputPath
 	activeInstancesCount += 1
 	activeInstancesCountMu.Unlock()
 
-	var buffer []byte
+	err := chromedp.Run(taskCtx, printToPDF(URL, options, outputPath))
-	err := chromedp.Run(taskCtx, printToPDF(URL, options, &buffer))
 
 	activeInstancesCountMu.Lock()
 	activeInstancesCount -= 1
@@ -807,11 +917,6 @@ func (mod Chromium) PDF(ctx context.Context, logger *zap.Logger, URL, outputPath
 		return fmt.Errorf("%v: %w", consoleExceptions, ErrConsoleExceptions)
 	}
 
-	err = os.WriteFile(outputPath, buffer, 0600)
-	if err != nil {
-		return fmt.Errorf("write result to output path: %w", err)
-	}
-
 	return nil
 }
 

pkg/modules/chromium/chromium_test.go

@@ -3,7 +3,6 @@ package chromium
 import (
 	"context"
 	"errors"
-	"io/ioutil"
 	"os"
 	"reflect"
 	"regexp"
@@ -225,16 +224,19 @@ func TestChromium_Routes(t *testing.T) {
 }
 
 func TestChromium_PDF(t *testing.T) {
-	for i, tc := range []struct {
+	for _, tc := range []struct {
+		name                     string
 		timeout                  time.Duration
 		cancel                   context.CancelFunc
 		URL                      string
 		options                  Options
 		userAgent                string
 		incognito                bool
+		allowInsecureLocalhost   bool
 		ignoreCertificateErrors  bool
 		disableWebSecurity       bool
 		allowFileAccessFromFiles bool
+		hostResolverRules        string
 		proxyServer              string
 		allowList                *regexp.Regexp
 		denyList                 *regexp.Regexp
@@ -242,34 +244,51 @@ func TestChromium_PDF(t *testing.T) {
 		expectErr                bool
 	}{
 		{
+			name:      "context has no deadline",
+			URL:       "file:///tests/test/testdata/chromium/html/sample1/index.html",
+			expectErr: true,
+		},
+		{
+			name:      "URL does not match the expression from the allowed list",
+			timeout:   time.Duration(60) * time.Second,
 			URL:       "file:///tests/test/testdata/chromium/html/sample4/index.html",
 			allowList: regexp.MustCompile("file:///tmp/*"),
 			expectErr: true,
 		},
 		{
+			name:      "URL does not match the expression from the denied list",
+			timeout:   time.Duration(60) * time.Second,
 			URL:       "file:///tests/test/testdata/chromium/html/sample4/index.html",
 			denyList:  regexp.MustCompile("file:///tests/*"),
 			expectErr: true,
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			name:    "with user agent",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
 			options: Options{
 				UserAgent: "foo",
 			},
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample10/index.html",
+			name:    "fail on console exceptions",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample10/index.html",
 			options: Options{
 				FailOnConsoleExceptions: true,
 			},
 			expectErr: true,
 		},
 		{
+			name:              "disable JavaScript",
+			timeout:           time.Duration(60) * time.Second,
 			URL:               "file:///tests/test/testdata/chromium/html/sample9/index.html",
 			disableJavaScript: true,
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			name:    "with extra HTTP headers",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
 			options: Options{
 				ExtraHTTPHeaders: map[string]string{
 					"foo": "bar",
@@ -277,7 +296,9 @@ func TestChromium_PDF(t *testing.T) {
 			},
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample11/index.html",
+			name:    "with extra link tags",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample11/index.html",
 			options: Options{
 				ExtraLinkTags: []LinkTag{
 					{
@@ -290,26 +311,52 @@ func TestChromium_PDF(t *testing.T) {
 			},
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample8/index.html",
+			name:    "with invalid emulated media type",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample8/index.html",
 			options: Options{
 				EmulatedMediaType: "foo",
 			},
 			expectErr: true,
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample8/index.html",
+			name:    "with screen emulated media type",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample8/index.html",
 			options: Options{
 				EmulatedMediaType: "screen",
 			},
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample8/index.html",
+			name:    "with print emulated media type",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample8/index.html",
 			options: Options{
 				EmulatedMediaType: "print",
 			},
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample11/index.html",
+			name:    "with omit background but not print background",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			options: Options{
+				OmitBackground: true,
+			},
+			expectErr: true,
+		},
+		{
+			name:    "with omit background and print background",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			options: Options{
+				OmitBackground:  true,
+				PrintBackground: true,
+			},
+		},
+		{
+			name:    "with extra script tags",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample11/index.html",
 			options: Options{
 				ExtraScriptTags: []ScriptTag{
 					{
@@ -319,12 +366,15 @@ func TestChromium_PDF(t *testing.T) {
 			},
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			name:    "with wait delay",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
 			options: Options{
 				WaitDelay: time.Duration(1) * time.Nanosecond,
 			},
 		},
 		{
+			name:    "with invalid wait window status",
 			timeout: time.Duration(3) * time.Second,
 			URL:     "file:///tests/test/testdata/chromium/html/sample2/index.html",
 			options: Options{
@@ -333,6 +383,7 @@ func TestChromium_PDF(t *testing.T) {
 			expectErr: true,
 		},
 		{
+			name:    "with wait window status",
 			timeout: time.Duration(3) * time.Second,
 			URL:     "file:///tests/test/testdata/chromium/html/sample2/index.html",
 			options: Options{
@@ -340,6 +391,7 @@ func TestChromium_PDF(t *testing.T) {
 			},
 		},
 		{
+			name:    "with wait for expression that should not happen",
 			timeout: time.Duration(3) * time.Second,
 			URL:     "file:///tests/test/testdata/chromium/html/sample2/index.html",
 			options: Options{
@@ -348,6 +400,7 @@ func TestChromium_PDF(t *testing.T) {
 			expectErr: true,
 		},
 		{
+			name:    "with valid wait for expression",
 			timeout: time.Duration(3) * time.Second,
 			URL:     "file:///tests/test/testdata/chromium/html/sample2/index.html",
 			options: Options{
@@ -355,51 +408,69 @@ func TestChromium_PDF(t *testing.T) {
 			},
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			name:    "with invalid wait for expression",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
 			options: Options{
 				WaitForExpression: "return undefined",
 			},
 			expectErr: true,
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			name:    "with too big margin bottom",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
 			options: Options{
 				MarginBottom: 100,
 			},
 			expectErr: true,
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			name:    "with invalid page ranges",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
 			options: Options{
 				PageRanges: "foo",
 			},
 			expectErr: true,
 		},
 		{
+			name:                     "with a lot of properties",
+			timeout:                  time.Duration(60) * time.Second,
 			URL:                      "file:///tests/test/testdata/chromium/html/sample4/index.html",
 			userAgent:                "foo",
 			incognito:                true,
 			ignoreCertificateErrors:  true,
+			allowInsecureLocalhost:   true,
 			disableWebSecurity:       true,
 			allowFileAccessFromFiles: true,
+			hostResolverRules:        "foo",
 			proxyServer:              "foo",
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample1/index.html",
+			name:    "with file using local and remote assets",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample1/index.html",
 		},
 		{
+			name:      "URL does match the expression from the allowed list",
+			timeout:   time.Duration(60) * time.Second,
 			URL:       "file:///tests/test/testdata/chromium/html/sample3/index.html",
 			allowList: regexp.MustCompile("file:///tests/*"),
 		},
 		{
+			name:     "URL does match the expression from the denied list",
+			timeout:  time.Duration(60) * time.Second,
 			URL:      "file:///tests/test/testdata/chromium/html/sample3/index.html",
 			denyList: regexp.MustCompile("file:///etc/*"),
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			name:    "with custom header and footer templates",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
 			options: Options{
 				HeaderTemplate: func() string {
-					b, err := ioutil.ReadFile("/tests/test/testdata/chromium/url/sample2/header.html")
+					b, err := os.ReadFile("/tests/test/testdata/chromium/url/sample2/header.html")
 					if err != nil {
 						t.Fatalf("expected no error but got: %v", err)
 					}
@@ -407,7 +478,7 @@ func TestChromium_PDF(t *testing.T) {
 					return string(b)
 				}(),
 				FooterTemplate: func() string {
-					b, err := ioutil.ReadFile("/tests/test/testdata/chromium/url/sample2/footer.html")
+					b, err := os.ReadFile("/tests/test/testdata/chromium/url/sample2/footer.html")
 					if err != nil {
 						t.Fatalf("expected no error but got: %v", err)
 					}
@@ -417,14 +488,61 @@ func TestChromium_PDF(t *testing.T) {
 			},
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample5/index.html",
+			name:    "with custom header template only",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			options: Options{
+				HeaderTemplate: func() string {
+					b, err := os.ReadFile("/tests/test/testdata/chromium/url/sample2/header.html")
+					if err != nil {
+						t.Fatalf("expected no error but got: %v", err)
+					}
+
+					return string(b)
+				}(),
+				FooterTemplate: DefaultOptions().FooterTemplate,
+			},
 		},
 		{
+			name:    "with custom footer template only",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			options: Options{
+				HeaderTemplate: DefaultOptions().HeaderTemplate,
+				FooterTemplate: func() string {
+					b, err := os.ReadFile("/tests/test/testdata/chromium/url/sample2/footer.html")
+					if err != nil {
+						t.Fatalf("expected no error but got: %v", err)
+					}
+
+					return string(b)
+				}(),
+			},
+		},
+		{
+			name:    "without custom header and footer templates",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample4/index.html",
+			options: Options{
+				HeaderTemplate: DefaultOptions().HeaderTemplate,
+				FooterTemplate: DefaultOptions().FooterTemplate,
+			},
+		},
+		{
+			name:    "with file using a .gif",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample5/index.html",
+		},
+		{
+			name:                     "with allow file access from files",
+			timeout:                  time.Duration(60) * time.Second,
 			URL:                      "file:///tests/test/testdata/chromium/html/sample6/index.html",
 			allowFileAccessFromFiles: true,
 		},
 		{
-			URL: "file:///tests/test/testdata/chromium/html/sample7/index.html",
+			name:    "with file using a style attribute",
+			timeout: time.Duration(60) * time.Second,
+			URL:     "file:///tests/test/testdata/chromium/html/sample7/index.html",
 		},
 	} {
 		func() {
@@ -432,9 +550,11 @@ func TestChromium_PDF(t *testing.T) {
 			mod.binPath = os.Getenv("CHROMIUM_BIN_PATH")
 			mod.userAgent = tc.userAgent
 			mod.incognito = tc.incognito
+			mod.allowInsecureLocalhost = tc.allowInsecureLocalhost
 			mod.ignoreCertificateErrors = tc.ignoreCertificateErrors
 			mod.disableWebSecurity = tc.disableWebSecurity
 			mod.allowFileAccessFromFiles = tc.allowFileAccessFromFiles
+			mod.hostResolverRules = tc.hostResolverRules
 			mod.proxyServer = tc.proxyServer
 
 			if tc.allowList == nil {
@@ -451,13 +571,13 @@ func TestChromium_PDF(t *testing.T) {
 
 			outputDir, err := gotenberg.MkdirAll()
 			if err != nil {
-				t.Fatalf("test %d: expected error but got: %v", i, err)
+				t.Fatalf("test %s: expected error but got: %v", tc.name, err)
 			}
 
 			defer func() {
 				err := os.RemoveAll(outputDir)
 				if err != nil {
-					t.Fatalf("test %d: expected no error but got: %v", i, err)
+					t.Fatalf("test %s: expected no error but got: %v", tc.name, err)
 				}
 			}()
 
@@ -471,11 +591,11 @@ func TestChromium_PDF(t *testing.T) {
 			}
 
 			if tc.expectErr && err == nil {
-				t.Errorf("test %d: expected error but got: %v", i, err)
+				t.Errorf("test %s: expected error but got: %v", tc.name, err)
 			}
 
 			if !tc.expectErr && err != nil {
-				t.Errorf("test %d: expected no error but got: %v", i, err)
+				t.Errorf("test %s: expected no error but got: %v", tc.name, err)
 			}
 		}()
 	}

pkg/modules/chromium/routes.go

@@ -33,7 +33,7 @@ func FormDataChromiumPDFOptions(ctx *api.Context) (*api.FormData, Options) {
 		userAgent                                        string
 		extraHTTPHeaders                                 map[string]string
 		emulatedMediaType                                string
-		landscape, printBackground                       bool
+		landscape, printBackground, omitBackground       bool
 		scale, paperWidth, paperHeight                   float64
 		marginTop, marginBottom, marginLeft, marginRight float64
 		pageRanges                                       string
@@ -78,6 +78,7 @@ func FormDataChromiumPDFOptions(ctx *api.Context) (*api.FormData, Options) {
 		}).
 		Bool("landscape", &landscape, defaultOptions.Landscape).
 		Bool("printBackground", &printBackground, defaultOptions.PrintBackground).
+		Bool("omitBackground", &omitBackground, defaultOptions.OmitBackground).
 		Float64("scale", &scale, defaultOptions.Scale).
 		Float64("paperWidth", &paperWidth, defaultOptions.PaperWidth).
 		Float64("paperHeight", &paperHeight, defaultOptions.PaperHeight).
@@ -102,6 +103,7 @@ func FormDataChromiumPDFOptions(ctx *api.Context) (*api.FormData, Options) {
 		ExtraScriptTags:         defaultOptions.ExtraScriptTags,
 		Landscape:               landscape,
 		PrintBackground:         printBackground,
+		OmitBackground:          omitBackground,
 		Scale:                   scale,
 		PaperWidth:              paperWidth,
 		PaperHeight:             paperHeight,
@@ -340,6 +342,16 @@ func convertURL(ctx *api.Context, chromium API, engine gotenberg.PDFEngine, URL,
 			)
 		}
 
+		if errors.Is(err, ErrOmitBackgroundWithoutPrintBackground) {
+			return api.WrapError(
+				fmt.Errorf("convert to PDF: %w", err),
+				api.NewSentinelHTTPError(
+					http.StatusBadRequest,
+					"omitBackground requires printBackground set to true",
+				),
+			)
+		}
+
 		if errors.Is(err, ErrInvalidEvaluationExpression) {
 			if options.WaitForExpression == "" {
 				// We do not expect the 'waitWindowStatus' form field to return

pkg/modules/chromium/routes_test.go

@@ -667,6 +667,21 @@ func TestConvertURL(t *testing.T) {
 			expectHTTPErr:    true,
 			expectHTTPStatus: http.StatusForbidden,
 		},
+		{
+			ctx: &api.ContextMock{Context: &api.Context{}},
+			api: func() API {
+				chromiumAPI := struct{ ProtoAPI }{}
+				chromiumAPI.pdf = func(_ context.Context, _ *zap.Logger, _, _ string, _ Options) error {
+					return ErrOmitBackgroundWithoutPrintBackground
+				}
+
+				return chromiumAPI
+			}(),
+			options:          DefaultOptions(),
+			expectErr:        true,
+			expectHTTPErr:    true,
+			expectHTTPStatus: http.StatusForbidden,
+		},
 		{
 			ctx: &api.ContextMock{Context: &api.Context{}},
 			api: func() API {

pkg/modules/chromium/stream.go

@@ -0,0 +1,117 @@
+package chromium
+
+import (
+	"bytes"
+	"context"
+	"encoding/base64"
+	"fmt"
+	"io"
+	"strings"
+
+	"github.com/chromedp/cdproto/cdp"
+	cdprotoio "github.com/chromedp/cdproto/io"
+)
+
+// Credits: https://raw.githubusercontent.com/mafredri/cdp/3c5eab7ffc5cbee667b0a813ce470ac423792811/protocol/io/stream_reader.go.
+type streamReader struct {
+	ctx    context.Context
+	handle cdprotoio.StreamHandle
+	r      io.Reader
+	pos    int
+	eof    bool
+}
+
+// Read a chunk of the stream.
+func (reader *streamReader) Read(p []byte) (n int, err error) {
+	if reader.r != nil {
+		// Continue reading from buffer.
+		return reader.read(p)
+	}
+
+	if reader.eof {
+		return 0, io.EOF
+	}
+
+	if len(p) == 0 {
+		return 0, nil
+	}
+
+	// Chromium might have an off-by-one when deciding the maximum size (at
+	// least for base64 encoded data), usually it will overflow. We subtract
+	// one to make sure it fits into p.
+	size := len(p) - 1
+	if size < 1 {
+		// Safety-check to avoid crashing Chrome (e.g. via SetSize(-1)).
+		size = 1
+	}
+
+	reply, err := reader.next(reader.pos, size)
+	if err != nil {
+		return 0, err
+	}
+
+	reader.eof = reply.EOF
+
+	switch {
+	case reply.Base64encoded:
+		b := []byte(reply.Data)
+		size := base64.StdEncoding.DecodedLen(len(b))
+
+		// Safety-check for fast-path to avoid panics.
+		if len(p) >= size {
+			n, err = base64.StdEncoding.Decode(p, b)
+			reader.pos += n
+
+			return n, err
+		}
+
+		reader.r = base64.NewDecoder(base64.StdEncoding, bytes.NewReader(b))
+	default:
+		reader.r = strings.NewReader(reply.Data)
+	}
+
+	return reader.read(p)
+}
+
+// Close closes the stream, discard any temporary backing storage.
+func (reader *streamReader) Close() error {
+	err := cdprotoio.Close(reader.handle).Do(reader.ctx)
+	if err == nil {
+		return nil
+	}
+
+	return fmt.Errorf("close Chromium stream: %w", err)
+}
+
+func (reader *streamReader) next(pos, size int) (cdprotoio.ReadReturns, error) {
+	params := cdprotoio.
+		Read(reader.handle).
+		WithOffset(int64(pos)).
+		WithSize(int64(size))
+
+	var res cdprotoio.ReadReturns
+	err := cdp.Execute(reader.ctx, cdprotoio.CommandRead, params, &res)
+
+	if err == nil {
+		return res, nil
+	}
+
+	return res, fmt.Errorf("execute IO.read command: %w", err)
+}
+
+func (reader *streamReader) read(p []byte) (n int, err error) {
+	n, err = reader.r.Read(p)
+	reader.pos += n
+
+	if !reader.eof && err == io.EOF {
+		reader.r = nil
+		err = nil
+	}
+
+	return n, err
+}
+
+// Interface guards.
+var (
+	_ io.Reader = (*streamReader)(nil)
+)

pkg/modules/webhook/middleware_test.go

@@ -6,7 +6,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"math/rand"
 	"mime/multipart"
 	"net/http"
@@ -450,7 +450,7 @@ func TestWebhookMiddlewareAsynchronousProcess(t *testing.T) {
 						}
 
 						if contentType == echo.MIMEApplicationJSONCharsetUTF8 {
-							body, err := ioutil.ReadAll(c.Request().Body)
+							body, err := io.ReadAll(c.Request().Body)
 							if err != nil {
 								errChan <- err
 								return nil
@@ -489,7 +489,7 @@ func TestWebhookMiddlewareAsynchronousProcess(t *testing.T) {
 							t.Errorf("test %d: expected '%s' '%s' to contain '%s'", i, echo.HeaderContentDisposition, contentDisposition, tc.expectWebhookFilename)
 						}
 
-						body, err := ioutil.ReadAll(c.Request().Body)
+						body, err := io.ReadAll(c.Request().Body)
 						if err != nil {
 							errChan <- err
 							return nil

scripts/release.sh

@@ -38,13 +38,11 @@ docker buildx build \
   -f build/Dockerfile .
 
 # Cloud Run variant.
+# Only linux/amd64! See https://github.com/gotenberg/gotenberg/issues/505#issuecomment-1264679278.
 docker buildx build \
   --build-arg DOCKER_REPOSITORY="$DOCKER_REPOSITORY" \
   --build-arg GOTENBERG_VERSION="$GOTENBERG_VERSION" \
   --platform linux/amd64 \
-  --platform linux/arm64 \
-  --platform linux/arm/v7 \
-  --platform linux/386 \
   -t "$DOCKER_REPOSITORY/gotenberg:latest-cloudrun" \
   -t "$DOCKER_REPOSITORY/gotenberg:${SEMVER[0]}-cloudrun" \
   -t "$DOCKER_REPOSITORY/gotenberg:${SEMVER[0]}.${SEMVER[1]}-cloudrun" \