chromedp | simpler way to drive browsers | Code Inspection library

 by   chromedp Go Version: v0.9.1 License: MIT

kandi X-RAY | chromedp Summary

kandi X-RAY | chromedp Summary

chromedp is a Go library typically used in Code Quality, Code Inspection applications. chromedp has no bugs, it has no vulnerabilities, it has a Permissive License and it has medium support. You can download it from GitHub.

Package chromedp is a faster, simpler way to drive browsers supporting the Chrome DevTools Protocol in Go without external dependencies.
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            kandi-support Support

              chromedp has a medium active ecosystem.
              It has 9152 star(s) with 722 fork(s). There are 160 watchers for this library.
              OutlinedDot
              It had no major release in the last 12 months.
              There are 35 open issues and 1054 have been closed. On average issues are closed in 61 days. There are 12 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of chromedp is v0.9.1

            kandi-Quality Quality

              chromedp has 0 bugs and 0 code smells.

            kandi-Security Security

              chromedp has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              chromedp code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              chromedp is licensed under the MIT License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              chromedp releases are available to install and integrate.
              Installation instructions are not available. Examples and code snippets are available.
              It has 9297 lines of code, 368 functions and 56 files.
              It has high code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi's functional review helps you automatically verify the functionalities of the libraries and avoid rework.
            Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of chromedp
            Get all kandi verified functions for this library.

            chromedp Key Features

            No Key Features are available at this moment for chromedp.

            chromedp Examples and Code Snippets

            No Code Snippets are available at this moment for chromedp.

            Community Discussions

            QUESTION

            Golang Simulate Page Visit : Surf Not Triggering Javascript
            Asked 2022-Jan-05 at 21:38

            I have a Go program that is just simulating a local web page being visited using Surf (gopkg.in/headzoo/surf.v1) but it seems that the Javascript on the page is not being executed. Just to test I have the web page doing an ajax call to another route on the server that will just output a response on the server side.

            ...

            ANSWER

            Answered 2022-Jan-05 at 21:38

            Surf does not include a JS runtime. It does support the downloading of scripts, but it will never actually execute them.

            Source https://stackoverflow.com/questions/70599473

            QUESTION

            Dockerfile for Go and chromedp
            Asked 2021-Dec-02 at 02:13

            I'm trying to implement a Dockerfile to contain both my go binary and also chromedp. I manage to build the image and I can run the image and the go binary runs as expected, all but chromedp.

            Thanks in advance!

            Error message i recieve:
            Error exec: "google-chrome": executable file not found in $PATH running chromedp

            Dockerfile ...

            ANSWER

            Answered 2021-Dec-02 at 02:13

            Error exec: "google-chrome": executable file not found in $PATH running chromedp

            This is because you did not run your go program in chromedp/headless-shell. You define multi-stage builds, but with this, only the last stage will be act as the base image of final image.

            This means your go program in fact runs in gcr.io/distroless/base-debian11, not headless-shell.

            To learn how to run your own program in headless-shell, you could refers to its official document:

            When using chromedp/headless-shell as a base image to build an image that runs your own program, You could experience zombie process problem. To reap zombie processeses, use dumb-init or tini on your Dockerfile's ENTRYPOINT

            Source https://stackoverflow.com/questions/70189755

            QUESTION

            Running Pod takes a long time for internal service to be accessible
            Asked 2021-Oct-18 at 12:46

            I have implemented a gRPC service, build it into a container, and deployed it using k8s, in particular AWS EKS, as a DaemonSet.

            The Pod starts and turns to be in Running status very soon, but it takes very long, typically 300s, for the actual service to be accessible.

            In fact, when I run kubectl logs to print the log of the Pod, it is empty for a long time.

            I have logged something at the very starting of the service. In fact, my code looks like

            ...

            ANSWER

            Answered 2021-Oct-15 at 03:20

            When you use HTTP_PROXY for your solution, watchout how it may route differently from your underlying cluster network - which often result to unexpected timeout.

            Source https://stackoverflow.com/questions/69550544

            QUESTION

            How to access db while running a webdriver using chromedp?
            Asked 2021-Jul-27 at 16:51

            I want to automate OTP submission on a bank page. I will get the OTP in my database only after webdriver have clicked confirm on the bank page. After confirming, I need to fetch OTP from the db and then automate OTP submission.

            ...

            ANSWER

            Answered 2021-Jul-27 at 16:51

            The solution is to wrap the otp fetch within an Action.Do call, then return the result of a call to chromdp.SendKeys to set the HTML input value.

            It is required to work that way because the One Time Password does not exist until the page was fetched, thus, its read must happen while manipulating the resource.

            Like this

            Source https://stackoverflow.com/questions/68534169

            QUESTION

            How to detect javascript alert using chromedp
            Asked 2021-Apr-17 at 10:30

            I'm trying to identify that an alert popped up after navigating to a URL using chromedp. I tried using a listener as follows but I'm new to Golang so I'm not sure why it didn't work.

            ...

            ANSWER

            Answered 2021-Apr-17 at 10:30

            For your specific URL it helped to wait for the iframe to load to receive the event, otherwise chromedp seems to stop because it is finished with its task list.

            Source https://stackoverflow.com/questions/67133599

            QUESTION

            Tasks inside chromedp.ActionFunc not working as expected
            Asked 2021-Apr-15 at 19:56

            This is my code:

            ...

            ANSWER

            Answered 2021-Apr-15 at 19:56

            chromedp.Evaluate does not return error. It returns EvaluateAction. It has Do func which accepts context. So you can try this;

            Source https://stackoverflow.com/questions/67114519

            QUESTION

            Error trying to compile Go shared object to be called from Java through JNI
            Asked 2021-Feb-16 at 23:53

            I am trying to call Go functions from Java through JNI call. Java compilation is ok. When I try to build the Go shared object (.so) it gives me errors about "multiple definitions" regarding the C function wrappers callable from Java.

            This is the Java code:

            ...

            ANSWER

            Answered 2021-Feb-16 at 23:53

            The following from the cgo documentation is the problem:

            Using //export in a file places a restriction on the preamble: since it is copied into two different C output files, it must not contain any definitions, only declarations. If a file contains both definitions and declarations, then the two output files will produce duplicate symbols and the linker will fail. To avoid this, definitions must be placed in preambles in other files, or in C source files.

            Moving the lines

            Source https://stackoverflow.com/questions/66232103

            QUESTION

            What is a valid html for WithFooterTemplate method of PrintToPDF function in chromedp?
            Asked 2020-Oct-06 at 11:53

            We have tried to add page numbers to our printed html page. But we didn't succeed. Right now the code looks like this.

            ...

            ANSWER

            Answered 2020-Oct-06 at 11:53

            QUESTION

            chromedp fails to start a new instance of chrome
            Asked 2020-Sep-12 at 12:16

            Hey guys I have been trying to automate a task on my browser's machine using chromedp.

            I tried examples on the repo however they always fail:

            unexpected fault address 0x7f7a36461000 fatal error: fault [signal SIGBUS: bus error code=0x2 addr=0x7f7a36461000 pc=0x53a9d5]

            Example's source code am running can be found here.

            As I understand chromedp comes with headless pre-compiled version of chrome. I have browsed the API documentation to see if it possible to pass a port on which the dev tools is listening, no success.

            However when I tried mafredri/cdp it worked. I came to understand that chromedp is failing to start its embedded chrome. Although, I am not really sure. Why is this happening?

            My env:

            Google Chrome 85.0.4183.102

            Ubuntu 18.04.4 LTS

            go version go1.13.5 linux/amd64

            Any help would be truly appreciated.

            ...

            ANSWER

            Answered 2020-Sep-12 at 12:16

            So, long story short I went to run tests on the chromedp locally installed library through go test, it failed. I opened an issue on the Github repo. While it was not indicated that it requires Go 1.14+ but it does.

            If you encountered this issue, please proceed to first run the tests on the master branch locally installed library. If it is fails with the following log:

            github.com/chromedp/chromedp [github.com/chromedp/chromedp.test] ./chromedp_test.go:862:3: t.Cleanup undefined (type *testing.T has no field or method Cleanup) ./chromedp_test.go:948:5: t.Cleanup undefined (type *testing.T has no field or method Cleanup) ./chromedp_test.go:950:5: t.Cleanup undefined (type *testing.T has no field or method Cleanup) FAIL github.com/chromedp/chromedp [build failed]

            You need to know that t.Cleanup was added on Go 1.14 (credits to Oiyoo).

            I hope this helps you if you are having the same problem.

            Source https://stackoverflow.com/questions/63847384

            QUESTION

            Variables assigned in chromedp.ActionFunc cannot be inputted by SendKeys
            Asked 2020-Aug-19 at 11:21

            I want to assign strings to a variables, after some processes, in chromedp.ActionFunc. Refer to below example.
            However, chromedp.SendKeys after chromedp.ActionFunc couldn't input the variable to a form.
            I confirmed the above with chromedp.CaptureScreenshot.

            ...

            ANSWER

            Answered 2020-Aug-19 at 11:21

            The first approach doesn't work cause at the moment

            Source https://stackoverflow.com/questions/63446466

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install chromedp

            You can download it from GitHub.

            Support

            I can't see any Chrome browser window. By default, Chrome is run in headless mode. See DefaultExecAllocatorOptions, and an example to override the default options. I'm seeing "context canceled" errors. When the connection to the browser is lost, chromedp cancels the context, and it may result in this error. This occurs, for example, if the browser is closed manually, or if the browser process has been killed or otherwise terminated. Chrome exits as soon as my Go program finishes. On Linux, chromedp is configured to avoid leaking resources by force-killing any started Chrome child processes. If you need to launch a long-running Chrome instance, manually start Chrome and connect using RemoteAllocator. Executing an action without Run results in "invalid context". By default, a chromedp context does not have an executor, however one can be specified manually if necessary; see issue #326 for an example. I can't use an Action with Run because it returns many values.
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