chromedp error "google-chrome": executable file not found in $PATH on lambda

[oluwapaso]

My dockerfile

FROM golang:1.22 as build

ENV CGO_ENABLED=0

WORKDIR /app

Install CA certificates

RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates

COPY go.mod go.sum ./

RUN go mod download

COPY . .

RUN mkdir -p /opt/extensions

RUN go build -o bootstrap

FROM chromedp/headless-shell:latest

COPY --from=build /app/bootstrap .

ENTRYPOINT ["./bootstrap"]

my golang code

func handler(event LambdaEvent) (events.APIGatewayProxyResponse, error) {

fmt.Println("In handler - 21")
// Create a new context
ctx, cancel := chromedp.NewContext(context.Background())
defer cancel()

// Set up options for the browser session
opts := append(chromedp.DefaultExecAllocatorOptions[:],
	chromedp.Headless,
	chromedp.NoSandbox,
	chromedp.NoFirstRun,
	chromedp.DisableGPU,
	chromedp.Flag("ignore-certificate-errors", true),
	chromedp.Flag("disable-setuid-sandbox", true),
	chromedp.Flag("disable-dev-shm-usage", true),
	chromedp.Flag("single-process", true),
	chromedp.Flag("no-zygote", true),
)

// Create a new context with the specified options
ctx, cancel = chromedp.NewExecAllocator(ctx, opts...)
defer cancel()

// Create a new browser session
ctx, cancel = chromedp.NewContext(ctx)
defer cancel()

// Set a timeout for the actions
ctx, cancel = context.WithTimeout(ctx, 40*time.Second)
defer cancel() 

// Navigate to a webpage
url := "https://www.mywesite.com"
if err := chromedp.Run(ctx,
	chromedp.Navigate(url),
	chromedp.WaitVisible("#colophon", chromedp.ByQuery),
); err != nil {
	fmt.Println("Failed to navigate:", err)
}

// Extract the title of the page
var title string
if err := chromedp.Run(ctx, chromedp.Title(&title)); err != nil {
	fmt.Println("Failed to get title:", err)
}

fmt.Println("Page Title:", title) 

var message = event.Body
greeting := message

return events.APIGatewayProxyResponse{
	Body:       greeting,
	StatusCode: 200,
}, nil

}

AWS lambda output

START RequestId: c66d676c-a959-45f3-9664-96c8ef5897c9 Version: $LATEST
In handler - 20
Failed to navigate: exec: "google-chrome": executable file not found in $PATH
Failed to get title: exec: "google-chrome": executable file not found in $PATH
Page Title:
END RequestId: c66d676c-a959-45f3-9664-96c8ef5897c9
REPORT RequestId: c66d676c-a959-45f3-9664-96c8ef5897c9 Duration: 210.54 ms Billed Duration: 300 ms Memory Size: 503 MB Max Memory Used: 32 MB Init Duration: 89.26 ms

[jameshulse]

I had the same issue, and the fix was to ensure the headless-chrome folder is on the path e.g ENV PATH /headless-shell:$PATH in your dockerfile.