Merge pull request #208 from thecodingmachine/6.3.0-dev

6.3.0
adding warning about URL conversion to a Docker Compose service named app
2026-08-08 08:32:16 +01:00 · 2020-06-22 10:58:01 +02:00 · 2020-06-09 16:38:28 +02:00 · 2020-06-09 16:30:22 +02:00 · 2020-06-09 16:30:05 +02:00 · 2020-06-09 16:29:14 +02:00
30 changed files with 306 additions and 202 deletions
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -8,7 +8,7 @@ find below useful information about how to contribute to the Gotenberg project.
 ### Install from sources

 1. Install and run the latest version of Docker
-2. Verify your Go version (>= 1.13)
+2. Verify your Go version (>= 1.14)
 3. Fork this repository
 4. Clone it outside of your `GOPATH` (we're using Go modules)

--- a/10
+++ b/10
@@ -1,13 +1,13 @@
-GOLANG_VERSION=1.13
+GOLANG_VERSION=1.14
 VERSION=snapshot
 DOCKER_USER=
 DOCKER_PASSWORD=
 DOCKER_REGISTRY=thecodingmachine
 GOTENBERG_USER_GID=1001
 GOTENBERG_USER_UID=1001
-GOLANGCI_LINT_VERSION=1.20.1
+GOLANGCI_LINT_VERSION=1.27.0
 CODE_COVERAGE=0
-TINI_VERSION=0.18.0
+TINI_VERSION=0.19.0
 MAXIMUM_WAIT_TIMEOUT=30.0
 MAXIMUM_WAIT_DELAY=10.0
 MAXIMUM_WEBHOOK_URL_TIMEOUT=30.0
@@ -19,6 +19,7 @@ DISABLE_UNOCONV=0
 LOG_LEVEL=INFO
 ROOT_PATH=/
 DEFAULT_GOOGLE_CHROME_RPCC_BUFFER_SIZE=1048576
+GOOGLE_CHROME_IGNORE_CERTIFICATE_ERRORS=0

 # build the base Docker image.
 base:
@@ -36,7 +37,6 @@ fmt:

 # run all linters.
 lint:
-	make workspace
 	docker build --build-arg GOLANGCI_LINT_VERSION=$(GOLANGCI_LINT_VERSION) -t $(DOCKER_REGISTRY)/gotenberg:lint -f build/lint/Dockerfile .
 	docker run --rm $(DOCKER_REGISTRY)/gotenberg:lint

@@ -58,7 +58,7 @@ image:

 # start the API using previously built Docker image.
 gotenberg:
-	docker run -it --rm -e MAXIMUM_WAIT_TIMEOUT=$(MAXIMUM_WAIT_TIMEOUT) -e MAXIMUM_WAIT_DELAY=$(MAXIMUM_WAIT_DELAY) -e MAXIMUM_WEBHOOK_URL_TIMEOUT=$(MAXIMUM_WEBHOOK_URL_TIMEOUT) -e DEFAULT_WEBHOOK_URL_TIMEOUT=$(DEFAULT_WEBHOOK_URL_TIMEOUT) -e MAXIMUM_WEBHOOK_URL_TIMEOUT=$(MAXIMUM_WEBHOOK_URL_TIMEOUT) -e DEFAULT_LISTEN_PORT=$(DEFAULT_LISTEN_PORT) -e DISABLE_GOOGLE_CHROME=$(DISABLE_GOOGLE_CHROME) -e DISABLE_UNOCONV=$(DISABLE_UNOCONV) -e LOG_LEVEL=$(LOG_LEVEL) -e ROOT_PATH=$(ROOT_PATH) -e DEFAULT_GOOGLE_CHROME_RPCC_BUFFER_SIZE=$(DEFAULT_GOOGLE_CHROME_RPCC_BUFFER_SIZE)  -p "$(DEFAULT_LISTEN_PORT):$(DEFAULT_LISTEN_PORT)" $(DOCKER_REGISTRY)/gotenberg:$(VERSION)
+	docker run -it --rm -e MAXIMUM_WAIT_TIMEOUT=$(MAXIMUM_WAIT_TIMEOUT) -e MAXIMUM_WAIT_DELAY=$(MAXIMUM_WAIT_DELAY) -e MAXIMUM_WEBHOOK_URL_TIMEOUT=$(MAXIMUM_WEBHOOK_URL_TIMEOUT) -e DEFAULT_WEBHOOK_URL_TIMEOUT=$(DEFAULT_WEBHOOK_URL_TIMEOUT) -e MAXIMUM_WEBHOOK_URL_TIMEOUT=$(MAXIMUM_WEBHOOK_URL_TIMEOUT) -e DEFAULT_LISTEN_PORT=$(DEFAULT_LISTEN_PORT) -e DISABLE_GOOGLE_CHROME=$(DISABLE_GOOGLE_CHROME) -e DISABLE_UNOCONV=$(DISABLE_UNOCONV) -e LOG_LEVEL=$(LOG_LEVEL) -e ROOT_PATH=$(ROOT_PATH) -e DEFAULT_GOOGLE_CHROME_RPCC_BUFFER_SIZE=$(DEFAULT_GOOGLE_CHROME_RPCC_BUFFER_SIZE) -e GOOGLE_CHROME_IGNORE_CERTIFICATE_ERRORS=$(GOOGLE_CHROME_IGNORE_CERTIFICATE_ERRORS)  -p "$(DEFAULT_LISTEN_PORT):$(DEFAULT_LISTEN_PORT)" $(DOCKER_REGISTRY)/gotenberg:$(VERSION)

 # publish Gotenberg images according to version.
 publish:
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ At TheCodingMachine, we build a lot of web applications (intranets, extranets an

 * HTML and Markdown conversions using Google Chrome headless
 * Office conversions (.txt, .rtf, .docx, .doc, .odt, .pptx, .ppt, .odp and so on) using [unoconv](https://github.com/dagwieers/unoconv)
-* Assets :package:: send your header, footer, images, fonts, stylesheets and so on for converting your HTML and Markdown to beaufitul PDFs!
+* Assets :package:: send your header, footer, images, fonts, stylesheets and so on for converting your HTML and Markdown to beautiful PDFs!
 * Easily interact with the API using our [Go](https://github.com/thecodingmachine/gotenberg-go-client) and [PHP](https://github.com/thecodingmachine/gotenberg-php-client) libraries

 ## Quick start
@@ -31,6 +31,7 @@ to learn how to interact with it!

 ## Badges

+[![Docker pulls](https://img.shields.io/docker/pulls/thecodingmachine/gotenberg)](https://hub.docker.com/r/thecodingmachine/gotenberg)
 [![Docker image layers](https://images.microbadger.com/badges/image/thecodingmachine/gotenberg:6.svg)](https://microbadger.com/images/thecodingmachine/gotenberg:6)
 [![Travis CI](https://travis-ci.org/thecodingmachine/gotenberg.svg?branch=master)](https://travis-ci.org/thecodingmachine/gotenberg)
 [![GoDoc](https://godoc.org/github.com/thecodingmachine/gotenberg?status.svg)](https://godoc.org/github.com/thecodingmachine/gotenberg)
--- a/build/docs/content/01-install.md
+++ b/build/docs/content/01-install.md
@@ -24,7 +24,7 @@ For instance:

 ```bash
 $ git clone https://github.com/thecodingmachine/gotenberg.git
-$ make publish GOTENBERG_USER_GID=your_custom_gid GOTENBERG_USER_UID=your_custom_uid DOCKER_REGISTRY=your_registry DOCKER_USER=registry_user DOCKER_PASSWORD=registry_password VERSION=6.2.0
+$ make publish GOTENBERG_USER_GID=your_custom_gid GOTENBERG_USER_UID=your_custom_uid DOCKER_REGISTRY=your_registry DOCKER_USER=registry_user DOCKER_PASSWORD=registry_password VERSION=version
 ```

 > `master` branch is always up-to-date with the latest version of the API.
@@ -38,7 +38,7 @@ version: '3'

 services:

-  # your others services
+  # your other services

  gotenberg:
    image: thecodingmachine/gotenberg:6
@@ -65,6 +65,7 @@ securityContext:
 ## Cloud Run (Google Cloud)

 If you're looking for cost savings, you might be interested by [Cloud Run](https://cloud.google.com/run).
+However, according to some users, doing asynchronous conversion (with a webhook) might not working.

 In the following examples, we will assume your
 Gotenberg API is available at [http://localhost:3000](http://localhost:3000).
--- a/build/docs/content/03-environment-variables.md
+++ b/build/docs/content/03-environment-variables.md
@@ -58,6 +58,14 @@ The hard limit is 100 MB and is defined by Google Chrome itself.
 > The default Google Chrome rpcc buffer size may also be overridden per request thanks to the form field `googleChromeRpccBufferSize`.
 > See the [rpcc buffer size section](#html.rpcc_buffer_size).

+## Google Chrome ignore certificate errors
+
+When performing a [URL](#url) conversion, Google Chrome will not accept certificate errors. 
+
+You may allow insecure connections by setting the `GOOGLE_CHROME_IGNORE_CERTIFICATE_ERRORS` environment variable to `"1"`.
+
+**You should be careful with this feature and only enable it in your development environment.**
+
 ## Disable LibreOffice (unoconv)

 You may also disable LibreOffice (unoconv) with `DISABLE_UNOCONV`.
--- a/build/docs/content/04-html.md
+++ b/build/docs/content/04-html.md
@@ -157,7 +157,7 @@ You may also send additional files. For instance: images, fonts, stylesheets and
 The only requirement is to make sure that their paths
 are on the same level as the `index.html` file.

-In others words, this will work:
+In other words, this will work:

 ```html
 <!doctype html>
--- a/build/docs/content/05-url.md
+++ b/build/docs/content/05-url.md
@@ -14,6 +14,9 @@ named `remoteURL` instead. Otherwise, URL conversions work the same as HTML conv
 > **Attention:** when converting a website to PDF, you should remove all margins.
 > If not, some of the content of the page might be hidden.

+> **Attention:** if you try to convert a URL from a Docker Compose service named `app` (i.e. `removeURL` = `http://app/an/entrypoint`),
+> the resulting PDF will be blank. Make sure to rename your service to avoid this issue.
+
 ### cURL

 ```bash
--- a/build/docs/content/12-scalability.md
+++ b/build/docs/content/12-scalability.md
@@ -37,7 +37,7 @@ version: '3'

 services:

-  # your others services
+  # your other services

  gotenberg:
    image: thecodingmachine/gotenberg:6
--- a/build/lint/Dockerfile
+++ b/build/lint/Dockerfile
@@ -1,17 +1,6 @@
-FROM thecodingmachine/gotenberg:workspace
-
-# |--------------------------------------------------------------------------
-# | GolangCI-Lint
-# |--------------------------------------------------------------------------
-# |
-# | Installs GolangCI-Lint, a linters Runner for Go. 5x faster 
-# | than gometalinter.
-# |
-
 ARG GOLANGCI_LINT_VERSION

-RUN curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s -- -b /usr/local/bin v${GOLANGCI_LINT_VERSION} &&\
-    golangci-lint --version
+FROM golangci/golangci-lint:v$GOLANGCI_LINT_VERSION

 # |--------------------------------------------------------------------------
 # | Final touch
@@ -21,16 +10,13 @@ RUN curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.s
 # |

 # Define our working directory outside of $GOPATH (we're using go modules).
-USER gotenberg
 WORKDIR /gotenberg/lint

-# Install module dependencies.
-COPY --chown=gotenberg:gotenberg go.mod go.sum ./
+# Copy our code source.
+COPY . .

+# Install module dependencies.
 RUN go mod download &&\
    go mod verify

-# Copy our code source.
-COPY --chown=gotenberg:gotenberg . .
-
-CMD ["golangci-lint", "run" ,"--tests=false", "--enable-all", "--disable=dupl", "--disable=funlen", "--disable=wsl", "--disable=gocognit" ]
+CMD ["golangci-lint", "run" ,"--tests=false", "--enable-all", "--disable=dupl", "--disable=funlen", "--disable=wsl", "--disable=gocognit", "--disable=gomnd", "--disable=goimports" ]
--- a/build/package/Dockerfile
+++ b/build/package/Dockerfile
@@ -10,7 +10,7 @@ FROM thecodingmachine/gotenberg:workspace AS workspace
 ARG VERSION

 ENV GOOS=linux \
-    GOARCH=amd64 \
+    GOARCH=amd64 \
    CGO_ENABLED=0

 # Define our workding outside of $GOPATH (we're using go modules).
@@ -42,7 +42,7 @@ LABEL authors="Julien Neuhart <j.neuhart@thecodingmachine.com>"

 ARG TINI_VERSION

-ADD --chown=gotenberg https://github.com/krallin/tini/releases/download/v${TINI_VERSION}/tini-static /tini
+ADD https://github.com/krallin/tini/releases/download/v${TINI_VERSION}/tini-static /tini
 RUN chmod +x /tini
 ENTRYPOINT [ "/tini", "--" ]

--- a/cmd/gotenberg/main.go
+++ b/cmd/gotenberg/main.go
@@ -1,6 +1,7 @@
 package main

 import (
+	"errors"
 	"fmt"
 	"net/http"
 	"os"
@@ -24,11 +25,11 @@ func main() {
 	if err != nil {
 		systemLogger.FatalOp(op, err)
 	}
-	systemLogger.InfofOp(op, "Gotenberg %s", version)
-	systemLogger.DebugfOp(op, "configuration: %+v", config)
+	systemLogger.InfoOpf(op, "Gotenberg %s", version)
+	systemLogger.DebugOpf(op, "configuration: %+v", config)
 	if !config.DisableGoogleChrome() {
 		// start Google Chrome headless.
-		if err := chrome.Start(systemLogger); err != nil {
+		if err := chrome.Start(systemLogger, config.GoogleChromeIgnoreCertificateErrors()); err != nil {
 			systemLogger.FatalOp(op, err)
 		}
 	}
@@ -36,9 +37,9 @@ func main() {
 	srv := xhttp.New(config)
 	// run our API in a goroutine so that it doesn't block.
 	go func() {
-		systemLogger.InfofOp(op, "http server started on port '%d'", config.DefaultListenPort())
+		systemLogger.InfoOpf(op, "http server started on port '%d'", config.DefaultListenPort())
 		if err := srv.Start(fmt.Sprintf(":%d", config.DefaultListenPort())); err != nil {
-			if err != http.ErrServerClosed {
+			if errors.Is(err, http.ErrServerClosed) {
 				systemLogger.FatalOp(op, err)
 			}
 		}
--- a/docs/index.html
+++ b/docs/index.html
@@ -154,7 +154,7 @@
 <p>For instance:</p>

 <pre class="chroma">$ git clone https://github.com/thecodingmachine/gotenberg.git
-$ make publish <span class="nv">GOTENBERG_USER_GID</span><span class="o">=</span>your_custom_gid <span class="nv">GOTENBERG_USER_UID</span><span class="o">=</span>your_custom_uid <span class="nv">DOCKER_REGISTRY</span><span class="o">=</span>your_registry <span class="nv">DOCKER_USER</span><span class="o">=</span>registry_user <span class="nv">DOCKER_PASSWORD</span><span class="o">=</span>registry_password <span class="nv">VERSION</span><span class="o">=</span>6.1.0 
+$ make publish <span class="nv">GOTENBERG_USER_GID</span><span class="o">=</span>your_custom_gid <span class="nv">GOTENBERG_USER_UID</span><span class="o">=</span>your_custom_uid <span class="nv">DOCKER_REGISTRY</span><span class="o">=</span>your_registry <span class="nv">DOCKER_USER</span><span class="o">=</span>registry_user <span class="nv">DOCKER_PASSWORD</span><span class="o">=</span>registry_password <span class="nv">VERSION</span><span class="o">=</span>version
 </pre>

 <blockquote>
@@ -171,7 +171,7 @@ $ make publish <span class="nv">GOTENBERG_USER_GID</span><span class="o">=</span
 </span><span class="w">
 </span><span class="w"></span><span class="k">services</span><span class="p">:</span><span class="w">
 </span><span class="w">
-</span><span class="w">  </span><span class="c"># your others services</span><span class="w">
+</span><span class="w">  </span><span class="c"># your other services</span><span class="w">
 </span><span class="w">
 </span><span class="w">  </span><span class="k">gotenberg</span><span class="p">:</span><span class="w">
 </span><span class="w">    </span><span class="k">image</span><span class="p">:</span><span class="w"> </span>thecodingmachine/gotenberg<span class="p">:</span><span class="m">6</span><span class="w">
@@ -204,7 +204,8 @@ $ make publish <span class="nv">GOTENBERG_USER_GID</span><span class="o">=</span
 	<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-link"><path d="M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71"></path><path d="M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71"></path></svg>
 </a>Cloud Run (Google Cloud)</h2>

-<p>If you’re looking for cost savings, you might be interested by <a href="https://cloud.google.com/run">Cloud Run</a>.</p>
+<p>If you’re looking for cost savings, you might be interested by <a href="https://cloud.google.com/run">Cloud Run</a>.
+However, according to some users, doing asynchronous conversion (with a webhook) might not working.</p>

 <p>In the following examples, we will assume your
 Gotenberg API is available at <a href="http://localhost:3000">http://localhost:3000</a>.</p>
@@ -331,6 +332,16 @@ The hard limit is 100 MB and is defined by Google Chrome itself.</p>
 See the <a href="#html.rpcc_buffer_size">rpcc buffer size section</a>.</p>
 </blockquote>

+<h2 class="Heading"><a class="Anchor" aria-hidden="true" id="environment_variables.google_chrome_ignore_certificate_errors" href="#environment_variables.google_chrome_ignore_certificate_errors">
+	<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-link"><path d="M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71"></path><path d="M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71"></path></svg>
+</a>Google Chrome ignore certificate errors</h2>
+
+<p>When performing a <a href="#url">URL</a> conversion, Google Chrome will not accept certificate errors.</p>
+
+<p>You may allow insecure connections by setting the <code>GOOGLE_CHROME_IGNORE_CERTIFICATE_ERRORS</code> environment variable to <code>&#34;1&#34;</code>.</p>
+
+<p><strong>You should be careful with this feature and only enable it in your development environment.</strong></p>
+
 <h2 class="Heading"><a class="Anchor" aria-hidden="true" id="environment_variables.disable_libre_office_unoconv" href="#environment_variables.disable_libre_office_unoconv">
 	<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-link"><path d="M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71"></path><path d="M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71"></path></svg>
 </a>Disable LibreOffice (unoconv)</h2>
@@ -586,7 +597,7 @@ $client-&gt;store($request, $dest);
 <p>The only requirement is to make sure that their paths
 are on the same level as the <code>index.html</code> file.</p>

-<p>In others words, this will work:</p>
+<p>In other words, this will work:</p>

 <pre class="chroma"><span class="cp">&lt;!doctype html&gt;</span>
 <span class="p">&lt;</span><span class="nt">html</span> <span class="na">lang</span><span class="o">=</span><span class="s">&#34;en&#34;</span><span class="p">&gt;</span>
@@ -928,6 +939,9 @@ named <code>remoteURL</code> instead. Otherwise, URL conversions work the same a
 <blockquote>
 <p><strong>Attention:</strong> when converting a website to PDF, you should remove all margins.
 If not, some of the content of the page might be hidden.</p>
+
+<p><strong>Attention:</strong> if you try to convert a URL from a Docker Compose service named <code>app</code> (i.e. <code>removeURL</code> = <code>http://app/an/entrypoint</code>),
+the resulting PDF will be blank. Make sure to rename your service to avoid this issue.</p>
 </blockquote>

 <h3 class="Heading"><a class="Anchor" aria-hidden="true" id="url.basic.c_url" href="#url.basic.c_url">
@@ -1703,7 +1717,7 @@ if the API is under heavy load.</p>
 </span><span class="w">
 </span><span class="w"></span><span class="k">services</span><span class="p">:</span><span class="w">
 </span><span class="w">
-</span><span class="w">  </span><span class="c"># your others services</span><span class="w">
+</span><span class="w">  </span><span class="c"># your other services</span><span class="w">
 </span><span class="w">
 </span><span class="w">  </span><span class="k">gotenberg</span><span class="p">:</span><span class="w">
 </span><span class="w">    </span><span class="k">image</span><span class="p">:</span><span class="w"> </span>thecodingmachine/gotenberg<span class="p">:</span><span class="m">6</span><span class="w">
--- a/go.mod
+++ b/go.mod
@@ -1,30 +1,26 @@
 module github.com/thecodingmachine/gotenberg

-go 1.13
+go 1.14

 require (
 	github.com/dustin/go-humanize v1.0.0
-	github.com/google/go-cmp v0.3.1 // indirect
-	github.com/gorilla/websocket v1.4.1 // indirect
-	github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
-	github.com/kr/pretty v0.1.0 // indirect
-	github.com/labstack/echo/v4 v4.1.11
+	github.com/kr/text v0.2.0 // indirect
+	github.com/labstack/echo/v4 v4.1.16
 	github.com/labstack/gommon v0.3.0
-	github.com/mafredri/cdp v0.25.0
-	github.com/mattn/go-colorable v0.1.4 // indirect
-	github.com/mattn/go-isatty v0.0.11
+	github.com/mafredri/cdp v0.28.0
+	github.com/mattn/go-isatty v0.0.12
 	github.com/microcosm-cc/bluemonday v1.0.2
+	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
 	github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2
 	github.com/russross/blackfriday/v2 v2.0.1
 	github.com/shurcooL/sanitized_anchor_name v1.0.0 // indirect
-	github.com/sirupsen/logrus v1.4.2
-	github.com/stretchr/testify v1.4.0
-	github.com/valyala/fasttemplate v1.1.0 // indirect
-	golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413 // indirect
-	golang.org/x/net v0.0.0-20191209160850-c0dbc17a3553 // indirect
-	golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e
-	golang.org/x/sys v0.0.0-20191210023423-ac6580df4449 // indirect
+	github.com/sirupsen/logrus v1.6.0
+	github.com/stretchr/testify v1.6.1
+	golang.org/x/crypto v0.0.0-20200604202706-70a84ac30bf9 // indirect
+	golang.org/x/net v0.0.0-20200602114024-627f9648deb9 // indirect
+	golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a
+	golang.org/x/sys v0.0.0-20200602225109-6fdc65e7d980 // indirect
 	golang.org/x/text v0.3.2
-	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
-	gopkg.in/yaml.v2 v2.2.7 // indirect
+	gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect
+	gopkg.in/yaml.v3 v3.0.0-20200605160147-a5ece683394c // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -1,41 +1,39 @@
+github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
 github.com/dustin/go-humanize v1.0.0 h1:VSnTsYCnlFHaM2/igO1h6X3HA71jcobQuxemgkq4zYo=
 github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
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+gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8XK9/i0At2xKjWk4p6zsU=
+gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.7 h1:VUgggvou5XRW9mHwD/yXxIYSMtY0zoKQf/v226p2nyo=
-gopkg.in/yaml.v2 v2.2.7/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0-20200605160147-a5ece683394c h1:grhR+C34yXImVGp7EzNk+DTIk+323eIUWOmEevy6bDo=
+gopkg.in/yaml.v3 v3.0.0-20200605160147-a5ece683394c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
--- a/internal/app/xhttp/handler.go
+++ b/internal/app/xhttp/handler.go
@@ -239,13 +239,13 @@ func convert(ctx context.Context, p printer.Printer) error {
 		// and directly return the resulting PDF file
 		// or an error.
 		if !r.HasArg(resource.WebhookURLArgKey) {
-			logger.DebugfOp(op, "no '%s' found, converting synchronously", resource.WebhookURLArgKey)
+			logger.DebugOpf(op, "no '%s' found, converting synchronously", resource.WebhookURLArgKey)
 			return convertSync(ctx, p, filename, fpath)
 		}
 		// as a webhook URL has been given, we
 		// run the following lines in a goroutine so that
 		// it doesn't block.
-		logger.DebugfOp(op, "'%s' found, converting asynchronously", resource.WebhookURLArgKey)
+		logger.DebugOpf(op, "'%s' found, converting asynchronously", resource.WebhookURLArgKey)
 		return convertAsync(ctx, p, filename, fpath)
 	}
 	if err := resolver(); err != nil {
@@ -264,7 +264,7 @@ func convertSync(ctx context.Context, p printer.Printer, filename, fpath string)
 			return err
 		}
 		if !r.HasArg(resource.ResultFilenameArgKey) {
-			logger.DebugfOp(
+			logger.DebugOpf(
 				op,
 				"no '%s' found, using generated filename '%s'",
 				resource.RemoteURLArgKey,
@@ -275,7 +275,7 @@ func convertSync(ctx context.Context, p printer.Printer, filename, fpath string)
 			}
 			return nil
 		}
-		logger.DebugfOp(
+		logger.DebugOpf(
 			op,
 			"'%s' found, so not using generated filename",
 			resource.ResultFilenameArgKey,
@@ -308,7 +308,7 @@ func convertAsync(ctx context.Context, p printer.Printer, filename, fpath string
 		return xerror.New(op, err)
 	}
 	go func() {
-		defer r.Close() // nolint: errcheck
+		defer r.Close()
 		if err := p.Print(fpath); err != nil {
 			xerr := xerror.New(op, err)
 			logger.ErrorOp(xerror.Op(xerr), xerr)
@@ -320,8 +320,8 @@ func convertAsync(ctx context.Context, p printer.Printer, filename, fpath string
 			logger.ErrorOp(xerror.Op(xerr), xerr)
 			return
 		}
-		defer f.Close() // nolint: errcheck
-		logger.DebugfOp(
+		defer f.Close()
+		logger.DebugOpf(
 			op,
 			"preparing to send result file '%s' to '%s'...",
 			filename,
@@ -342,13 +342,13 @@ func convertAsync(ctx context.Context, p printer.Printer, filename, fpath string
 		if len(customHTTPHeaders) > 0 {
 			for key, value := range customHTTPHeaders {
 				req.Header.Set(key, value)
-				logger.DebugfOp(op, "set '%s' to custom HTTP header '%s'", value, key)
+				logger.DebugOpf(op, "set '%s' to custom HTTP header '%s'", value, key)
 			}
 		} else {
 			logger.DebugOp(op, "skipping custom HTTP headers as none have been provided...")
 		}
 		// send the result file.
-		logger.DebugfOp(
+		logger.DebugOpf(
 			op,
 			"sending result file '%s' to '%s'...",
 			filename,
@@ -360,8 +360,8 @@ func convertAsync(ctx context.Context, p printer.Printer, filename, fpath string
 			logger.ErrorOp(xerror.Op(xerr), xerr)
 			return
 		}
-		defer resp.Body.Close() // nolint: errcheck
-		logger.DebugfOp(
+		defer resp.Body.Close()
+		logger.DebugOpf(
 			op,
 			"result file '%s' sent to '%s'",
 			filename,
--- a/internal/app/xhttp/pkg/context/context.go
+++ b/internal/app/xhttp/pkg/context/context.go
@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"io"
 	"net/http"
+	"path/filepath"
 	"reflect"
 	"strconv"
 	"strings"
@@ -105,8 +106,10 @@ func (ctx *Context) WithResource(directoryName string) error {
 				if err != nil {
 					return r, err
 				}
-				defer in.Close() // nolint: errcheck
-				if err := r.WithFile(fh.Filename, in); err != nil {
+				defer in.Close()
+				// avoid directory traversal.
+				filename := filepath.Base(fh.Filename)
+				if err := r.WithFile(filename, in); err != nil {
 					return r, err
 				}
 			}
@@ -167,14 +170,14 @@ func (ctx Context) LogRequestResult(err error, isDebug bool) error {
 		"bytes_out":     bytesOut(resp),
 	}
 	if err != nil {
-		ctx.logger.WithFields(fields).ErrorfOp(op, "request failed")
+		ctx.logger.WithFields(fields).ErrorOpf(op, "request failed")
 		return err
 	}
 	if isDebug {
-		ctx.logger.WithFields(fields).DebugfOp(op, "request handled")
+		ctx.logger.WithFields(fields).DebugOpf(op, "request handled")
 		return nil
 	}
-	ctx.logger.WithFields(fields).InfofOp(op, "request handled")
+	ctx.logger.WithFields(fields).InfoOpf(op, "request handled")
 	return nil
 }

--- a/internal/app/xhttp/pkg/resource/file.go
+++ b/internal/app/xhttp/pkg/resource/file.go
@@ -24,8 +24,8 @@ func (f file) write(in io.Reader) error {
 		if err != nil {
 			return err
 		}
-		defer out.Close() // nolint: errcheck
-		if err := out.Chmod(0644); err != nil {
+		defer out.Close()
+		if err := out.Chmod(0600); err != nil {
 			return err
 		}
 		if _, err := io.Copy(out, in); err != nil {
--- a/internal/app/xhttp/pkg/resource/resource.go
+++ b/internal/app/xhttp/pkg/resource/resource.go
@@ -50,7 +50,7 @@ func New(logger xlog.Logger, directoryName string) (Resource, error) {
 	if err != nil {
 		return Resource{}, xerror.New(op, err)
 	}
-	logger.DebugfOp(op, "resource directory '%s' created", directoryName)
+	logger.DebugOpf(op, "resource directory '%s' created", directoryName)
 	return Resource{
 		logger:        logger,
 		dirPath:       dirPath,
@@ -65,13 +65,13 @@ func New(logger xlog.Logger, directoryName string) (Resource, error) {
 func (r Resource) Close() error {
 	const op string = "resource.Resource.Close"
 	if _, err := os.Stat(r.dirPath); os.IsNotExist(err) {
-		r.logger.DebugfOp(op, "resource directory '%s' does not exist, nothing to remove", r.dirPath)
+		r.logger.DebugOpf(op, "resource directory '%s' does not exist, nothing to remove", r.dirPath)
 		return nil
 	}
 	if err := os.RemoveAll(r.dirPath); err != nil {
 		return xerror.New(op, err)
 	}
-	r.logger.DebugfOp(op, "resource directory '%s' removed", r.dirPath)
+	r.logger.DebugOpf(op, "resource directory '%s' removed", r.dirPath)
 	return nil
 }

@@ -84,17 +84,17 @@ func (r *Resource) WithCustomHTTPHeader(key string, value string) {
 	if strings.Contains(canonicalKey, RemoteURLCustomHTTPHeaderCanonicalBaseKey) ||
 		strings.Contains(canonicalKey, WebhookURLCustomHTTPHeaderCanonicalBaseKey) {
 		r.customHeaders[canonicalKey] = value
-		r.logger.DebugfOp(op, "added '%s' with value '%s' to resource custom HTTP headers", canonicalKey, value)
+		r.logger.DebugOpf(op, "added '%s' with value '%s' to resource custom HTTP headers", canonicalKey, value)
 		return
 	}
-	r.logger.DebugfOp(op, "skipping '%s' as it is not a custom HTTP header...", canonicalKey)
+	r.logger.DebugOpf(op, "skipping '%s' as it is not a custom HTTP header...", canonicalKey)
 }

 // WithArg add a new argument to the Resource.
 func (r *Resource) WithArg(key ArgKey, value string) {
 	const op string = "resource.Resource.WithArg"
 	r.args[key] = value
-	r.logger.DebugfOp(op, "added '%s' with value '%s' to resource args", key, value)
+	r.logger.DebugOpf(op, "added '%s' with value '%s' to resource args", key, value)
 }

 // WithFile add a new file to the Resource.
@@ -112,7 +112,7 @@ func (r *Resource) WithFile(filename string, in io.Reader) error {
 			return err
 		}
 		r.files[filename] = file
-		r.logger.DebugfOp(op, "resource file '%s' created", filename)
+		r.logger.DebugOpf(op, "resource file '%s' created", filename)
 		return nil
 	}
 	if err := resolver(); err != nil {
--- a/internal/pkg/chrome/chrome.go
+++ b/internal/pkg/chrome/chrome.go
@@ -16,11 +16,11 @@ import (
 )

 // Start starts Google Chrome headless in background.
-func Start(logger xlog.Logger) error {
+func Start(logger xlog.Logger, ignoreCertificateErrors bool) error {
 	const op string = "chrome.Start"
 	logger.DebugOp(op, "starting new Google Chrome headless process on port 9222...")
 	resolver := func() error {
-		cmd, err := cmd(logger)
+		cmd, err := cmd(logger, ignoreCertificateErrors)
 		if err != nil {
 			return err
 		}
@@ -32,7 +32,7 @@ func Start(logger xlog.Logger) error {
 		// if the process failed to start correctly,
 		// we have to restart it.
 		if !isViable(logger) {
-			return restart(logger, cmd.Process)
+			return restart(logger, cmd.Process, ignoreCertificateErrors)
 		}
 		return nil
 	}
@@ -42,7 +42,7 @@ func Start(logger xlog.Logger) error {
 	return nil
 }

-func cmd(logger xlog.Logger) (*exec.Cmd, error) {
+func cmd(logger xlog.Logger, ignoreCertificateErrors bool) (*exec.Cmd, error) {
 	const op string = "chrome.cmd"
 	binary := "google-chrome-stable"
 	args := []string{
@@ -66,6 +66,11 @@ func cmd(logger xlog.Logger) (*exec.Cmd, error) {
 		"--mute-audio",
 		"--no-first-run",
 	}
+
+	if ignoreCertificateErrors {
+		args = append(args, "--ignore-certificate-errors")
+	}
+
 	cmd, err := xexec.Command(logger, binary, args...)
 	if err != nil {
 		return nil, xerror.New(op, err)
@@ -93,7 +98,7 @@ func kill(logger xlog.Logger, proc *os.Process) error {
 	return nil
 }

-func restart(logger xlog.Logger, proc *os.Process) error {
+func restart(logger xlog.Logger, proc *os.Process, ignoreCertificateErrors bool) error {
 	const op string = "chrome.restart"
 	logger.DebugOp(op, "restarting Google Chrome headless process using port 9222...")
 	resolver := func() error {
@@ -101,7 +106,7 @@ func restart(logger xlog.Logger, proc *os.Process) error {
 		if err := kill(logger, proc); err != nil {
 			return err
 		}
-		cmd, err := cmd(logger)
+		cmd, err := cmd(logger, ignoreCertificateErrors)
 		if err != nil {
 			return err
 		}
@@ -113,7 +118,7 @@ func restart(logger xlog.Logger, proc *os.Process) error {
 		// if the process failed to restart correctly,
 		// we have to restart it again.
 		if !isViable(logger) {
-			return restart(logger, cmd.Process)
+			return restart(logger, cmd.Process, ignoreCertificateErrors)
 		}
 		return nil
 	}
@@ -132,21 +137,21 @@ func isViable(logger xlog.Logger) bool {
 		ctx, cancel := context.WithCancel(context.Background())
 		defer cancel()
 		endpoint := "http://localhost:9222"
-		logger.DebugfOp(
+		logger.DebugOpf(
 			op,
 			"checking Google Chrome headless process viability via endpoint '%s/json/version'",
 			endpoint,
 		)
 		v, err := devtool.New(endpoint).Version(ctx)
 		if err != nil {
-			logger.DebugfOp(
+			logger.DebugOpf(
 				op,
 				"Google Chrome headless is not viable as endpoint returned '%v'",
 				err.Error(),
 			)
 			return false
 		}
-		logger.DebugfOp(
+		logger.DebugOpf(
 			op,
 			"Google Chrome headless is viable as endpoint returned '%v'",
 			v,
@@ -162,9 +167,12 @@ func isViable(logger xlog.Logger) bool {
 }

 func warmup(logger xlog.Logger) {
-	const op string = "chrome.warmup"
-	warmupTime := xtime.Duration(0.5)
-	logger.DebugfOp(
+	const (
+		op      string  = "chrome.warmup"
+		seconds float64 = 0.5
+	)
+	warmupTime := xtime.Duration(seconds)
+	logger.DebugOpf(
 		op,
 		"waiting '%v' for allowing Google Chrome to warmup",
 		warmupTime,
--- a/internal/pkg/conf/conf.go
+++ b/internal/pkg/conf/conf.go
@@ -40,41 +40,46 @@ const (
 	// DefaultGoogleChromeRpccBufferSizeEnvVar contains the name
 	// of the environment variable "DEFAULT_GOOGLE_CHROME_RPCC_BUFFER_SIZE".
 	DefaultGoogleChromeRpccBufferSizeEnvVar string = "DEFAULT_GOOGLE_CHROME_RPCC_BUFFER_SIZE"
+	// GoogleChromeIgnoreCertificateErrorsEnvVar contains the name
+	// of the environment variable "GOOGLE_CHROME_IGNORE_CERTIFICATE_ERRORS".
+	GoogleChromeIgnoreCertificateErrorsEnvVar string = "GOOGLE_CHROME_IGNORE_CERTIFICATE_ERRORS"
 )

 // Config contains the application
 // configuration.
 type Config struct {
-	maximumWaitTimeout                float64
-	maximumWaitDelay                  float64
-	maximumWebhookURLTimeout          float64
-	defaultWaitTimeout                float64
-	defaultWebhookURLTimeout          float64
-	defaultListenPort                 int64
-	disableGoogleChrome               bool
-	disableUnoconv                    bool
-	logLevel                          xlog.Level
-	rootPath                          string
-	maximumGoogleChromeRpccBufferSize int64
-	defaultGoogleChromeRpccBufferSize int64
+	maximumWaitTimeout                  float64
+	maximumWaitDelay                    float64
+	maximumWebhookURLTimeout            float64
+	defaultWaitTimeout                  float64
+	defaultWebhookURLTimeout            float64
+	defaultListenPort                   int64
+	disableGoogleChrome                 bool
+	disableUnoconv                      bool
+	googleChromeIgnoreCertificateErrors bool
+	logLevel                            xlog.Level
+	rootPath                            string
+	maximumGoogleChromeRpccBufferSize   int64
+	defaultGoogleChromeRpccBufferSize   int64
 }

 // DefaultConfig returns the default
 // configuration.
 func DefaultConfig() Config {
 	return Config{
-		maximumWaitTimeout:                30.0,
-		maximumWaitDelay:                  10.0,
-		maximumWebhookURLTimeout:          30.0,
-		defaultWaitTimeout:                10.0,
-		defaultWebhookURLTimeout:          10.0,
-		defaultListenPort:                 3000,
-		disableGoogleChrome:               false,
-		disableUnoconv:                    false,
-		logLevel:                          xlog.InfoLevel,
-		rootPath:                          "/",
-		maximumGoogleChromeRpccBufferSize: 104857600, // ~100 MB
-		defaultGoogleChromeRpccBufferSize: 1048576,   // 1 MB
+		maximumWaitTimeout:                  30.0,
+		maximumWaitDelay:                    10.0,
+		maximumWebhookURLTimeout:            30.0,
+		defaultWaitTimeout:                  10.0,
+		defaultWebhookURLTimeout:            10.0,
+		defaultListenPort:                   3000,
+		disableGoogleChrome:                 false,
+		disableUnoconv:                      false,
+		logLevel:                            xlog.InfoLevel,
+		rootPath:                            "/",
+		maximumGoogleChromeRpccBufferSize:   104857600, // ~100 MB
+		defaultGoogleChromeRpccBufferSize:   1048576,   // 1 MB
+		googleChromeIgnoreCertificateErrors: false,
 	}
 }

@@ -188,6 +193,14 @@ func FromEnv() (Config, error) {
 		if err != nil {
 			return c, err
 		}
+		googleChromeIgnoreCertificateErrors, err := xassert.BoolFromEnv(
+			GoogleChromeIgnoreCertificateErrorsEnvVar,
+			c.googleChromeIgnoreCertificateErrors,
+		)
+		c.googleChromeIgnoreCertificateErrors = googleChromeIgnoreCertificateErrors
+		if err != nil {
+			return c, err
+		}
 		return c, nil
 	}
 	result, err := resolver()
@@ -274,3 +287,7 @@ func (c Config) MaximumGoogleChromeRpccBufferSize() int64 {
 func (c Config) DefaultGoogleChromeRpccBufferSize() int64 {
 	return c.defaultGoogleChromeRpccBufferSize
 }
+
+func (c Config) GoogleChromeIgnoreCertificateErrors() bool {
+	return c.googleChromeIgnoreCertificateErrors
+}
--- a/internal/pkg/conf/conf_test.go
+++ b/internal/pkg/conf/conf_test.go
@@ -380,6 +380,43 @@ func TestDefaultGoogleChromeRpccBufferSizeFromEnv(t *testing.T) {
 	os.Unsetenv(DefaultGoogleChromeRpccBufferSizeEnvVar)
 }

+func TestGoogleChromeIgnoreCertificateErrorsFromEnv(t *testing.T) {
+	var (
+		expected Config
+		result   Config
+		err      error
+	)
+	// GOOGLE_CHROME_IGNORE_CERTIFICATE_ERRORS correctly set to true.
+	os.Setenv(GoogleChromeIgnoreCertificateErrorsEnvVar, "1")
+	expected = DefaultConfig()
+	expected.googleChromeIgnoreCertificateErrors = true
+	result, err = FromEnv()
+	assert.Nil(t, err)
+	assert.Equal(t, expected, result)
+	os.Unsetenv(GoogleChromeIgnoreCertificateErrorsEnvVar)
+	// GOOGLE_CHROME_IGNORE_CERTIFICATE_ERRORS correctly set to false.
+	os.Setenv(GoogleChromeIgnoreCertificateErrorsEnvVar, "0")
+	expected = DefaultConfig()
+	expected.googleChromeIgnoreCertificateErrors = false
+	result, err = FromEnv()
+	assert.Nil(t, err)
+	assert.Equal(t, expected, result)
+	os.Unsetenv(GoogleChromeIgnoreCertificateErrorsEnvVar)
+	// GOOGLE_CHROME_IGNORE_CERTIFICATE_ERRORS wrongly set.
+	os.Setenv(GoogleChromeIgnoreCertificateErrorsEnvVar, "foo")
+	expected = DefaultConfig()
+	result, err = FromEnv()
+	test.AssertError(t, err)
+	assert.Equal(t, expected, result)
+	os.Unsetenv(GoogleChromeIgnoreCertificateErrorsEnvVar)
+	// GOOGLE_CHROME_IGNORE_CERTIFICATE_ERRORS not set at all.
+	expected = DefaultConfig()
+	expected.googleChromeIgnoreCertificateErrors = false
+	result, err = FromEnv()
+	assert.Nil(t, err)
+	assert.Equal(t, expected, result)
+}
+
 func TestGetters(t *testing.T) {
 	result := DefaultConfig()
 	assert.Equal(t, result.maximumWaitTimeout, result.MaximumWaitTimeout())
@@ -394,4 +431,5 @@ func TestGetters(t *testing.T) {
 	assert.Equal(t, result.rootPath, result.RootPath())
 	assert.Equal(t, result.maximumGoogleChromeRpccBufferSize, result.MaximumGoogleChromeRpccBufferSize())
 	assert.Equal(t, result.defaultGoogleChromeRpccBufferSize, result.DefaultGoogleChromeRpccBufferSize())
+	assert.Equal(t, result.googleChromeIgnoreCertificateErrors, result.GoogleChromeIgnoreCertificateErrors())
 }
--- a/internal/pkg/printer/chrome.go
+++ b/internal/pkg/printer/chrome.go
@@ -94,10 +94,11 @@ func (p chromePrinter) Print(destination string) error {
 		if err != nil {
 			return err
 		}
-		defer devtConn.Close() // nolint: errcheck
+		defer devtConn.Close()
 		// create a new CDP Client that uses conn.
 		devtClient := cdp.NewClient(devtConn)
-		newContextTarget, err := devtClient.Target.CreateBrowserContext(ctx)
+		createBrowserContextArgs := target.NewCreateBrowserContextArgs()
+		newContextTarget, err := devtClient.Target.CreateBrowserContext(ctx, createBrowserContextArgs)
 		if err != nil {
 			return err
 		}
@@ -135,7 +136,7 @@ func (p chromePrinter) Print(destination string) error {
 		if err != nil {
 			return err
 		}
-		defer newContextConn.Close() // nolint: errcheck
+		defer newContextConn.Close()
 		// create a new CDP Client that uses newContextConn.
 		targetClient := cdp.NewClient(newContextConn)
 		/*
@@ -162,7 +163,7 @@ func (p chromePrinter) Print(destination string) error {
 		// apply a wait delay (if any).
 		if p.opts.WaitDelay > 0.0 {
 			// wait for a given amount of time (useful for javascript delay).
-			p.logger.DebugfOp(op, "applying a wait delay of '%.2fs'...", p.opts.WaitDelay)
+			p.logger.DebugOpf(op, "applying a wait delay of '%.2fs'...", p.opts.WaitDelay)
 			time.Sleep(xtime.Duration(p.opts.WaitDelay))
 		} else {
 			p.logger.DebugOp(op, "no wait delay to apply, moving on...")
@@ -183,8 +184,8 @@ func (p chromePrinter) Print(destination string) error {
 		if p.opts.PageRanges != "" {
 			printToPdfArgs.SetPageRanges(p.opts.PageRanges)
 		}
-		// print the page to PDF.
-		print, err := targetClient.Page.PrintToPDF(
+		// printToPDF the page to PDF.
+		printToPDF, err := targetClient.Page.PrintToPDF(
 			ctx,
 			printToPdfArgs,
 		)
@@ -209,7 +210,7 @@ func (p chromePrinter) Print(destination string) error {
 			}
 			return err
 		}
-		if err := ioutil.WriteFile(destination, print.Data, 0644); err != nil {
+		if err := ioutil.WriteFile(destination, printToPDF.Data, 0600); err != nil {
 			return err
 		}
 		return nil
@@ -282,7 +283,7 @@ func (p chromePrinter) setCustomHTTPHeaders(ctx context.Context, client *cdp.Cli
 		// useless but for the logs.
 		for key, value := range p.opts.CustomHTTPHeaders {
 			customHTTPHeaders[key] = value
-			p.logger.DebugfOp(op, "set '%s' to custom HTTP header '%s'", value, key)
+			p.logger.DebugOpf(op, "set '%s' to custom HTTP header '%s'", value, key)
 		}
 		b, err := json.Marshal(customHTTPHeaders)
 		if err != nil {
@@ -313,22 +314,22 @@ func (p chromePrinter) listenEvents(ctx context.Context, client *cdp.Client) err
 		if err != nil {
 			return err
 		}
-		defer domContentEventFired.Close() // nolint: errcheck
+		defer domContentEventFired.Close()
 		loadEventFired, err := client.Page.LoadEventFired(ctx)
 		if err != nil {
 			return err
 		}
-		defer loadEventFired.Close() // nolint: errcheck
+		defer loadEventFired.Close()
 		lifecycleEvent, err := client.Page.LifecycleEvent(ctx)
 		if err != nil {
 			return err
 		}
-		defer lifecycleEvent.Close() // nolint: errcheck
+		defer lifecycleEvent.Close()
 		loadingFinished, err := client.Network.LoadingFinished(ctx)
 		if err != nil {
 			return err
 		}
-		defer loadingFinished.Close() // nolint: errcheck
+		defer loadingFinished.Close()
 		if _, err := client.Page.Navigate(ctx, page.NewNavigateArgs(p.url)); err != nil {
 			return err
 		}
@@ -357,7 +358,7 @@ func (p chromePrinter) listenEvents(ctx context.Context, client *cdp.Client) err
 					if err != nil {
 						return err
 					}
-					p.logger.DebugfOp(op, "event '%s' received", ev.Name)
+					p.logger.DebugOpf(op, "event '%s' received", ev.Name)
 					if ev.Name == networkIdleEventName {
 						break
 					}
--- a/internal/pkg/printer/markdown.go
+++ b/internal/pkg/printer/markdown.go
@@ -3,15 +3,14 @@ package printer
 import (
 	"bytes"
 	"fmt"
-	"html/template"
-	"io/ioutil"
-	"path/filepath"
-
 	"github.com/microcosm-cc/bluemonday"
 	"github.com/russross/blackfriday/v2"
 	"github.com/thecodingmachine/gotenberg/internal/pkg/xerror"
 	"github.com/thecodingmachine/gotenberg/internal/pkg/xlog"
 	"github.com/thecodingmachine/gotenberg/internal/pkg/xrand"
+	"html/template"
+	"io/ioutil"
+	"path/filepath"
 )

 // NewMarkdownPrinter returns a Printer which
@@ -36,7 +35,7 @@ func NewMarkdownPrinter(logger xlog.Logger, fpath string, opts ChromePrinterOpti
 		baseFilename := xrand.Get()
 		dst := fmt.Sprintf("%s/%s.html", dirPath, baseFilename)
 		logger.DebugOp(op, "writing the HTML from previous conversion(s) into new file...")
-		if err := ioutil.WriteFile(dst, buffer.Bytes(), 0644); err != nil {
+		if err := ioutil.WriteFile(dst, buffer.Bytes(), 0600); err != nil {
 			return "", err
 		}
 		return fmt.Sprintf("file://%s", dst), nil
@@ -58,6 +57,8 @@ type templateData struct {

 func markdownToHTML(dirPath, filename string) (template.HTML, error) {
 	const op string = "printer.markdownToHTML"
+	// avoid directory traversal.
+	filename = filepath.Base(filename)
 	fpath := fmt.Sprintf("%s/%s", dirPath, filename)
 	b, err := ioutil.ReadFile(fpath)
 	if err != nil {
--- a/internal/pkg/printer/merge.go
+++ b/internal/pkg/printer/merge.go
@@ -57,7 +57,7 @@ func (p mergePrinter) Print(destination string) error {
 	}
 	// see https://github.com/thecodingmachine/gotenberg/issues/139.
 	sort.Strings(p.fpaths)
-	p.logger.DebugfOp(op, "merging '%v'...", p.fpaths)
+	p.logger.DebugOpf(op, "merging '%v'...", p.fpaths)
 	resolver := func() error {
 		var args []string
 		args = append(args, p.fpaths...)
--- a/internal/pkg/printer/office.go
+++ b/internal/pkg/printer/office.go
@@ -64,11 +64,11 @@ func (p officePrinter) Print(destination string) error {
 		for i, fpath := range p.fpaths {
 			baseFilename := xrand.Get()
 			tmpDest := fmt.Sprintf("%s/%d%s.pdf", dirPath, i, baseFilename)
-			p.logger.DebugfOp(op, "converting '%s' to PDF...", fpath)
+			p.logger.DebugOpf(op, "converting '%s' to PDF...", fpath)
 			if err := p.unoconv(ctx, fpath, tmpDest); err != nil {
 				return err
 			}
-			p.logger.DebugfOp(op, "'%s.pdf' created", baseFilename)
+			p.logger.DebugOpf(op, "'%s.pdf' created", baseFilename)
 			fpaths[i] = tmpDest
 		}
 		if len(fpaths) == 1 {
@@ -94,13 +94,14 @@ func (p officePrinter) Print(destination string) error {
 func (p officePrinter) unoconv(ctx context.Context, fpath, destination string) error {
 	const op string = "printer.unoconv"
 	resolver := func() error {
+		dirName := xrand.Get()
 		port, err := freeport.GetFreePort()
 		if err != nil {
 			return err
 		}
 		args := []string{
 			"--user-profile",
-			fmt.Sprintf("///tmp/%d", port),
+			fmt.Sprintf("///tmp/%s", dirName),
 			"--port",
 			fmt.Sprintf("%d", port),
 			"--format",
@@ -113,7 +114,11 @@ func (p officePrinter) unoconv(ctx context.Context, fpath, destination string) e
 			args = append(args, "--export", fmt.Sprintf("PageRange=%s", p.opts.PageRanges))
 		}
 		args = append(args, "--output", destination, fpath)
-		if err := xexec.Run(ctx, p.logger, "unoconv", args...); err != nil {
+		err = xexec.Run(ctx, p.logger, "unoconv", args...)
+		// always remove user profile folders created by LibreOffice.
+		// see https://github.com/thecodingmachine/gotenberg/issues/192.
+		go cleanupUserProfile(p.logger, dirName)
+		if err != nil {
 			// find a way to check it in the handlers?
 			if p.opts.PageRanges != "" && strings.Contains(err.Error(), "exit status 5") {
 				return xerror.Invalid(
@@ -132,6 +137,15 @@ func (p officePrinter) unoconv(ctx context.Context, fpath, destination string) e
 	return nil
 }

+func cleanupUserProfile(logger xlog.Logger, dirName string) {
+	const op = "printer.cleanupUserProfile"
+	path := fmt.Sprintf("/tmp/%s", dirName)
+	if err := os.RemoveAll(path); err != nil {
+		// find a way to bubble up this error?
+		logger.ErrorOpf(op, "failed to remove user profile directory '%s': %s", path, err.Error())
+	}
+}
+
 // Compile-time checks to ensure type implements desired interfaces.
 var (
 	_ = Printer(new(officePrinter))
--- a/internal/pkg/printer/printer.go
+++ b/internal/pkg/printer/printer.go
@@ -12,5 +12,5 @@ type Printer interface {

 func logOptions(logger xlog.Logger, opts interface{}) {
 	const op string = "printer.logOptions"
-	logger.DebugfOp(op, "options: %+v", opts)
+	logger.DebugOpf(op, "options: %+v", opts)
 }
--- a/internal/pkg/xcontext/xcontext.go
+++ b/internal/pkg/xcontext/xcontext.go
@@ -14,7 +14,7 @@ import (
 // times out after given seconds.
 func WithTimeout(logger xlog.Logger, seconds float64) (context.Context, context.CancelFunc) {
 	const op string = "xcontext.WithTimeout"
-	logger.DebugfOp(op, "creating context with '%.2fs' of timeout...", seconds)
+	logger.DebugOpf(op, "creating context with '%.2fs' of timeout...", seconds)
 	return context.WithTimeout(context.Background(), xtime.Duration(seconds))
 }

--- a/internal/pkg/xexec/xexec.go
+++ b/internal/pkg/xexec/xexec.go
@@ -84,11 +84,11 @@ func Run(ctx context.Context, logger xlog.Logger, binary string, args ...string)
 		}()
 		select {
 		case err := <-result:
-			logger.DebugfOp(op, "command '%s' finished", strings.Join(cmd.Args, " "))
+			logger.DebugOpf(op, "command '%s' finished", strings.Join(cmd.Args, " "))
 			kill()
 			return err
 		case <-ctx.Done():
-			logger.DebugfOp(op, "command '%s' failed to finish before context.Context deadline", strings.Join(cmd.Args, " "))
+			logger.DebugOpf(op, "command '%s' failed to finish before context.Context deadline", strings.Join(cmd.Args, " "))
 			kill()
 			return ctx.Err()
 		}
@@ -102,7 +102,7 @@ func Run(ctx context.Context, logger xlog.Logger, binary string, args ...string)
 // LogBeforeExecute logs a command before its execution.
 func LogBeforeExecute(logger xlog.Logger, cmd *exec.Cmd) {
 	const op string = "xexec.LogBeforeExecute"
-	logger.DebugfOp(op, "executing command: %s", strings.Join(cmd.Args, " "))
+	logger.DebugOpf(op, "executing command: %s", strings.Join(cmd.Args, " "))
 }

 func pipe(logger xlog.Logger, cmd *exec.Cmd) error {
@@ -139,7 +139,7 @@ func logCommandOutput(logger xlog.Logger, reader io.ReadCloser, outputType strin
 	}
 	op := buf.String()
 	r := bufio.NewReader(reader)
-	defer reader.Close() // nolint: errcheck
+	defer reader.Close()
 	for {
 		line, _, err := r.ReadLine()
 		if err != nil {
--- a/internal/pkg/xlog/xlog.go
+++ b/internal/pkg/xlog/xlog.go
@@ -104,9 +104,9 @@ func (l Logger) DebugOp(op, message string) {
 	l.entry.WithField("op", op).Debug(message)
 }

-// DebugfOp logs a debug message for given
+// DebugOpf logs a debug message for given
 // logical operation and format.
-func (l Logger) DebugfOp(op, format string, args ...interface{}) {
+func (l Logger) DebugOpf(op, format string, args ...interface{}) {
 	l.entry.WithField("op", op).Debugf(format, args...)
 }

@@ -116,9 +116,9 @@ func (l Logger) InfoOp(op, message string) {
 	l.entry.WithField("op", op).Info(message)
 }

-// InfofOp logs an info message for given
+// InfoOpf logs an info message for given
 // logical operation and format.
-func (l Logger) InfofOp(op, format string, args ...interface{}) {
+func (l Logger) InfoOpf(op, format string, args ...interface{}) {
 	l.entry.WithField("op", op).Infof(format, args...)
 }

@@ -128,9 +128,9 @@ func (l Logger) ErrorOp(op string, err error) {
 	l.entry.WithField("op", op).Error(err.Error())
 }

-// ErrorfOp logs an error message for given
+// ErrorOpf logs an error message for given
 // logical operation and format.
-func (l Logger) ErrorfOp(op, format string, args ...interface{}) {
+func (l Logger) ErrorOpf(op, format string, args ...interface{}) {
 	l.entry.WithField("op", op).Errorf(format, args...)
 }

--- a/test/cmd/chrome.go
+++ b/test/cmd/chrome.go
@@ -14,7 +14,7 @@ func main() {
 		systemLogger.FatalOp(op, err)
 	}
 	// start Google Chrome headless.
-	if err := chrome.Start(systemLogger); err != nil {
+	if err := chrome.Start(systemLogger, config.GoogleChromeIgnoreCertificateErrors()); err != nil {
 		systemLogger.FatalOp(op, err)
 	}
 }
Author	SHA1	Message	Date
Julien Neuhart	daf028ab2b	Merge pull request #208 from thecodingmachine/6.3.0-dev 6.3.0	2020-06-22 10:58:01 +02:00
Julien Neuhart	5467620b32	adding warning about URL conversion to a Docker Compose service named app	2020-06-09 16:38:28 +02:00
Julien Neuhart	a3cae0f094	Merge branch '6.3.0-dev' of https://github.com/thecodingmachine/gotenberg into 6.3.0-dev	2020-06-09 16:30:22 +02:00
Julien Neuhart	f74eea4314	Merge pull request #204 from WillyReyno/patch-1 Added warning for URLRequest and service named app	2020-06-09 16:30:05 +02:00
Julien Neuhart	04e930a766	fixing typos in documentation	2020-06-09 16:29:14 +02:00
Julien Neuhart	89ac13e805	Fixing linter issues	2020-06-08 10:44:46 +02:00
Julien Neuhart	0b86d38517	go fmt and regenerating documentation	2020-06-08 09:44:37 +02:00
Julien Neuhart	7e76809860	Merge pull request #206 from tomjvdberg/URL-allow-insecure-connection Url allow insecure connection	2020-06-08 09:28:38 +02:00
tomjvdberg	4d46b98e7f	Apply suggestions from code review Co-authored-by: Julien Neuhart <j.neuhart@thecodingmachine.com>	2020-06-08 08:31:57 +02:00
Julien Neuhart	6c1a46aee5	minor update of the documentation	2020-06-05 15:56:07 +02:00
Julien Neuhart	a7cef5a1c6	got fmt	2020-06-05 15:05:51 +02:00
Julien Neuhart	8a218a6626	using a (more) random directory name for user profile tmp dir + improving performance with a go routine	2020-06-05 15:05:27 +02:00
Julien Neuhart	542fe18dcd	avoir directory traversal when uploading a file	2020-06-05 12:06:01 +02:00
Julien Neuhart	25f18ac951	fixing dependencies with master	2020-06-05 12:03:16 +02:00
Julien Neuhart	5540438595	adding missing comment from previous commit	2020-06-05 12:00:57 +02:00
Julien Neuhart	b25456835a	sanitizing filename parameter of toHTML function	2020-06-05 11:52:17 +02:00
Julien Neuhart	f86091382f	updating dependencies	2020-06-05 09:19:31 +02:00
Julien Neuhart	dbdf8871cc	tini no more writeable by gotenberg user	2020-06-05 09:19:12 +02:00
Tom van den Berg	1e6926ee2d	Add ignoreCertificateErrors tests + docs	2020-06-02 16:06:17 +02:00
Tom van den Berg	24cbe98ac2	Add feature to have chrome ignore certificate errors when printing using an URL.	2020-06-01 15:31:36 +02:00
Willy Reyno	c590b026d6	Added warning for URLRequest and service named app A docker-compose service named "app" will systematically return a blank PDF when using `URLRequest()`. Added a warning to recommend people to rename their service if it's named "app".	2020-06-01 11:15:55 +02:00
Julien Neuhart	d28221aec9	Merge pull request #196 from thecodingmachine/dependabot/go_modules/github.com/sirupsen/logrus-1.6.0 Bump github.com/sirupsen/logrus from 1.5.0 to 1.6.0	2020-05-04 08:32:27 +02:00
dependabot-preview[bot]	df0c6c8c2d	Bump github.com/sirupsen/logrus from 1.5.0 to 1.6.0 Bumps [github.com/sirupsen/logrus](https://github.com/sirupsen/logrus) from 1.5.0 to 1.6.0. - [Release notes](https://github.com/sirupsen/logrus/releases) - [Changelog](https://github.com/sirupsen/logrus/blob/master/CHANGELOG.md) - [Commits](https://github.com/sirupsen/logrus/compare/v1.5.0...v1.6.0) Signed-off-by: dependabot-preview[bot] <support@dependabot.com>	2020-05-04 05:06:23 +00:00
Julien Neuhart	876f0f9a14	Improving error message when the removing of a user profile directory fails	2020-05-01 15:14:42 +02:00
Julien Neuhart	f9f0fc1d67	Removing user profile directory when an Office conversion is over	2020-05-01 15:12:51 +02:00
Julien Neuhart	42e357341a	Updating dependencies and fixing lint issues	2020-05-01 14:22:42 +02:00
Julien Neuhart	edc5402aad	Adding new badge for Docker pulls in README	2020-05-01 14:22:10 +02:00
Julien Neuhart	3f61ffa6fb	Updating CONTRIBUTING.md (Go version) + Rebuilding documentation	2020-05-01 13:08:53 +02:00
Julien Neuhart	1c22b889fe	Merge branch 'master' of https://github.com/thecodingmachine/gotenberg	2020-05-01 12:58:15 +02:00
Julien Neuhart	e80f5939b2	Updating markdown files according to some users PRs	2020-05-01 12:58:11 +02:00
Julien Neuhart	c068088cc1	Merge pull request #182 from sdawka/patch-1 Update index.html	2020-05-01 12:53:07 +02:00
Julien Neuhart	1767f371f7	Merge branch 'master' of https://github.com/thecodingmachine/gotenberg	2020-05-01 12:52:14 +02:00
Julien Neuhart	5d5caf64fa	Merge pull request #148 from thecodingmachine/bugfix/typo-in-readme Fixing documentation typo	2020-05-01 12:52:06 +02:00
Julien Neuhart	e095b9419a	Updating go version	2020-05-01 12:48:48 +02:00
Sahil Dawka	a5ef072f56	Update index.html	2020-03-18 17:26:22 -04:00
Julien Neuhart	5f6a2456d4	Merge pull request #177 from thecodingmachine/dependabot/go_modules/github.com/stretchr/testify-1.5.1 Bump github.com/stretchr/testify from 1.4.0 to 1.5.1	2020-03-06 14:01:58 +01:00
dependabot-preview[bot]	b0f24889f4	Bump github.com/stretchr/testify from 1.4.0 to 1.5.1 Bumps [github.com/stretchr/testify](https://github.com/stretchr/testify) from 1.4.0 to 1.5.1. - [Release notes](https://github.com/stretchr/testify/releases) - [Commits](https://github.com/stretchr/testify/compare/v1.4.0...v1.5.1) Signed-off-by: dependabot-preview[bot] <support@dependabot.com>	2020-03-06 08:44:44 +00:00
Julien Neuhart	0a69f0fd51	Merge pull request #176 from pgrimaud/master Fix typo in README.md	2020-03-05 14:47:53 +01:00
Pierre Grimaud	43c0142682	Fix typo in README.md	2020-03-05 14:43:34 +01:00
David Négrier	9e9b369dc2	Fixing documentation typo s/others/other/g	2019-11-20 19:03:17 +01:00