Mar 5, 2015 · FROM ubuntu. Aug 16, 2023 · The docker copy command is used during Docker image building to duplicate local files and directories into the Docker image. answered May 29, 2017 at 10:08. An alias is a short or memorable alternative for a longer command. For more advanced methods, background, tips and tricks, etc. and I need it among . UPDATE. # Copy the files from the local machine to the container. For more info about . Using docker save. image. NET Core Console app that I am trying to host within a Docker image. dockerignore file then it might be you added to ignore hidden files like . answered Aug 24, 2016 at 10:27. docker. copy compiled program from base image. ├── Dockerfile └── resources │ ├── file1. RUN useradd -ms /bin/bash -G mygroup john. For my application it looks like this: FROM java:8-jdk-alpine. For example, the following command transfers my Nginx Docker image using scp: scp . My docker commands are as follows: dockerCommands := Seq( Nov 30, 2020 · Prepare a zip file called image. The process for creating your own base image depends With multi-stage builds, you use multiple FROM statements in your Dockerfile. Apr 1, 2016 · The Docker COPYcommand runs relative to the Dockerfile location. , read the rest of the article. /something/something . Here is my Dockerfile: Aug 29, 2019 · The docker save flag is used to save one or more images to a tar archive. License files (*. Sep 20, 2017 · Copy folder from Windows host OS into Docker image using COPY in Docker file. 0:8080 Jun 18, 2022 · First, you didn't copy the image folder, should have these commands: WORKDIR /usr/app/src. 04 ENV LANG=C. Aug 28, 2019 · ADD - Used to copy files and directories from the specified source to the specified destination on the docker image. as a result, your end image will be small only 5MB. conf . ADD –-from=othersource . js Apr 29, 2021 · - task: Docker@2 displayName: Build inputs: command: build containerRegistry: myConnection repository: myRepository like this: COPY *. # Set the working directory inside the container. This command takes two arguments; the first argument is the source image, and the second is the new tag to create. zip with some files. Don't forget to use exec to invoke the final command so that it is assigned PID1. This is a Jan 17, 2022 · The output of docker build includes the confirmation that COPY . COPY test/ /data/test data. Then, simply COPY it in the docker file and do what you want with it. COPY --from=builder. txt using the touch command. You can now verify whether the directory has been copied or not by listing the directories Aug 4, 2020 · DOCKER_BUILDKIT=1 docker build --output out . CMD <command>. tar. Define the following docker-compose. txt 13. dockerignore file. UTF-8 LC_ALL=C. COPY n[^o]* # All files that start with 'n', but not 'no'. Copies new files or directories from <src> and adds them to the filesystem of the container at the path <dest>. The cp command is very similar to the unix “cp” command. dockerignore: stat libwiringPi. Jul 2, 2019 · If possible, avoid “COPY . RUN apk add --no-cache build-base. This happens if a user does not anticipate the command's behavior. If you have . You can selectively copy artifacts from one stage to another, leaving behind everything you don't want in the final image. Note: the trailing / is required when copying from multiple sources. 8+ you can do something like this: docker buildx build --build-context othersource= . docker-compose. tar tarball file, which contains a Docker image, into the local Docker image repository. NET Core apps in Docker - avoiding manually copying csproj files (Part 2)" from Andrew Lock "Sock". These images from the local storage can be saved to a tar file using the docker save command. Replace /path/on/host with the path to the file or folder on the host machine, and /path/in/container with the destination path inside the To copy a file from an image, create a temporary container, copy the file from it and then delete it: id=$(docker create image-name) docker cp $id:path - > local-tar-file docker rm -v $id Sep 6, 2021 · The docker cp command copies files or folders between a container and the local filesystem of your Docker host and vice versa. COPY --from is used for mulit-stage builds and it is used to copy from another image, either by referencing a local image name or a tag available on a Docker registry. override. Requiring authentication. If I do a su john inside my container, I cannot access any of the files or subdirectories in my test 70. Jan 25, 2024 · Docker COPY Command Overview. If we run those two command separately (COPY <host_path> <source_path>; chown other_user:other_user) then it created one extra layer which eventually doubles the image size. Now from the new host do: docker load < awesomesauce. Apr 20, 2023 · So I decided to just copy all files into a docker image and import those files from that image later. or. May 12, 2020 · It's usually a good practice to use COPY instead of ADD most of the time. Even the build history shows me importing a huge tar file as the first step in creating the image Jul 30, 2017 · If you want to see what's inside the image, do not use the volume: docker run -d --name apws -p 80:80 apache Before you can COPY files to different directories Apr 16, 2019 · Creating and running the container. The thing to keep in mind, is a docker image can actually just be the tar backup of a real or virtual machine. There is no dockerignore file. Dec 17, 2020 · docker-compose up --build. FROM my_image. Dec 22, 2016 · Let say I have 10 docker images. In case we'll write the last line has: COPY *. Publishing images. if you need the file in one COPY but not another): Yes, but you need multiple COPY instructions. When using ADD / COPY in Dockerfile and running the image on linux, the default file permission of the file copied in the image is 644. Jul 17, 2018 · The OP sturmstrike mentions in the comments "Optimising ASP. env-File during the build process, but that obviously doesn't work. The cp command is used for transferring files between a Docker container and the host system. For copying files present at some remote site, provide URL in source field. FROM alpine as build-env. yml file (note that I'm using docker-compose for convenience, you can build an image without it) version: '3' services: ssh-container: build: context: . You can achieve that with Docker copy command. As for a way to copy on container start, you can override the startup command with something like this docker run -v /dir/on/host:/hostdir php sh -c "cp -rp /var/www/html/* /hostdir && exec myapp". /app2 /app2 ---> Using cache ---> d1e06c15a7ef That output also ends with confirmation that the image was "Successfully built". Get the docker container id by using docker ps command. Files can be copied using a standard cp command. I have made several docker images this way. The alternative solution actually uses the wildcard technique I previously dismissed, but with some assumptions about your project structure, a two-stage approach, and a bit of clever bash-work to work around the wildcard limitations. See Create a minimal base image using scratch. That way unrelated file changes will not affect the Oct 14, 2019 · Here is the simplest example, compile c program in the base image. Dec 22, 2022 · Check the context of the Dockerfile. Description. Maicon Mauricio. Mar 23, 2024 · Identify the Docker volume: First, you need to identify the Docker volume from which you want to copy the files. When you run the COPY command, Docker will look for the source file or directory relative to the context of the Dockerfile. env-File inside the docker image that is going to be built by gitlab since that file is not yet a file in my repo but a variable instead? I tried using cp (see below, also in the before_script-section) to just copy the file to an . config. See full list on baeldung. /app. Sep 9, 2019 · 11. dockerignore file is just: bin/ obj/ Feb 7, 2019 · 1. zip" which has been extracted during May 27, 2016 · If you don't want to create a temp helper container on windows docker desktop (backed by wsl2) then copy the files to below location \\wsl$\docker-desktop-data\version-pack-data\community\docker\volumes\my-volume\_data here my-volume is the name of your named volume. Example bellow: Documentation about bind-mount and volumes: https://docs. Nov 2, 2023 · Step 5: Running the Docker Container. docker cp container:source_path host_destination_path. Now run: docker save awesomesauce:latest > awesomesauce. The following command creates a new docker-gs-ping:v1. dll files in /app folder inside container. Run the container: docker run --rm -it test3 powershell From the container powershell run: dir At this point, I expect to see the content of "image. Another solution is to create a volume, start a docker container temporarily that exports this volume to the world (ftp, smb, nfs, you name it). COPY --from=0 /data /data (Size of /data folder is around 800MB and thousands of files) Can anyone please suggest a better alternative or some idea to . In the example above, only the pre-built jar application is needed inside the image, so only copy that. You can duplicate a docker image then change its IMAGE ID : (1) run as per above : docker tag best-ui:latest best-ui:old. txt > path/to/host/file. The following is an example of the syntax for the "COPY Feb 25, 2016 · So, for cases that more then one file is copied, the destination must be a directory and end with a /. Feb 24, 2021 · But the compiled files are still in our builder image and not part of the image we want to start. Jun 15, 2024 · Use your preferred file transfer method and copy your . Where are the files from the artifact and how do I copy them in the Dockerfile? Feb 23, 2015 · I'm using sbt-native-packager 1. Copy files from a URL to a destination A Dockerfile is a text-based document that's used to create a container image. While using docker save -o, saved image is standalone and therefore images size grow bigger. Create a directory on the host: Next, create a directory on the host machine where you A container image is a standardized package that includes all of the files, binaries, libraries, and configurations to run a container. COPY test_images . start up the copy of original image ) Edit: let me better explain the structure of license files. 2. You will have to create a new image from a Dockerfile that inherit from the one that is already built, and the use the COPY tag: Dockerfile. – May 3, 2017 · 162. Create a file named myfile. The COPY directive, on the other hand, can only accept local files. COPY . dockerfile ignoring hidden files then either you can enable to not ignore or change file name. Because you download the file locally, the file is locally present in the Docker build. Meiram Chuzhenbayev. so. It provides instructions to the image builder on the commands to run, files to copy, startup command, and more. (Not with docker compose but with Dockerfile). To copy a file from host to docker container the below steps. To do so, use the docker push command: docker push my-username/my-image. COPY *. In my test directory, which is copied I have set the file permissions to 770. class file that has changed. Step 6: Verify the Copying of the Directory. com Jun 17, 2024 · To copy files or folders from the host machine into a Docker image during the build process, you can use the COPY instruction in a Dockerfile. So if you have a the Dockerfile at the root of your project; same as the target folder; then simpley you can use: Sep 12, 2019 · And indeed, most other information I can gather regarding COPY (except the examples in the above link) rather suggest that COPY is actually meant to copy files from the directory where the docker build command was launched, not from within the build environment. (2) Start up a container using the best-ui:latest image ( i. If it helps you can try to just mount a volume (with the file already in) when you start the container: docker run -v <HOST_PATH>:<CONTAINER_PATH> <IMAGE_NAME>. Use the --debug flag. Jul 8, 2022 · This command is also used to copy files and directories into a Docker image and it does so in three ways: Add files from local storage to some destination on the Docker file system. – Lau. SECURITY WARNING: You are building a Docker image from Windows against a non-Windows Docker host. CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES. COPY image_converter. Thank you for answer, it does what I need. Copy a tarball from the local storage and extract it automatically inside a destination in the Docker image. Jul 21, 2015 · Here is a simple workaround: COPY foo file-which-may-exist* /target. The default Dockerfile will not work for me because VSTS cannot run the Dockerfile AND retrieve NuGet packages from a private repo. You can list the available volumes using the command docker volume ls. Make sure foo exists, since COPY needs at least one valid source. Prerequisites. COPY files/dir /test/) you'll see that (for better or worse) COPY will copy the contents of each arg dir into the destination directory. 1. The application is deployed into /opt/application directory into the Docker image. tar file to the host where you want to move your Docker container. For those who can't use a . The generated file is not a regular TAR archive; it contains image metadata and preserves the original image layers. Docker starts looking for src folder in wrong directory. In this section, we will discuss how to use the "COPY" instruction to copy files into a Docker image. Any changes to the files being copied will break the cache. RUN npm run build:doc. However, when running the image, a non-root user starts the container and any file thus copied with 644 permission cannot execute this copied/added file and if the Jul 27, 2022 · 1. Multiple sources can be specified. yml or docker-compose. Dockerfile. py . Aug 27, 2016 · I'll update the answer. Best to have key-based access defined for your remote server. docker run --name tomcat -td commited_image_name. dll file into my Docker Image. Nov 6, 2023 · First, the ADD directive can accept a remote URL for its source argument. As an example, the following Dockerfile would produce a ready-to-run Python application: If instead of copying a single file, we want to copy the contents of a whole local folder called site into wwwroot, then I couldn’t find the right syntax to do this directly with docker cp, so I ended up changing local directory before performing the copy: Docker: Copy files from another image. Mar 17, 2021 · You can create a Docker image by using one of two methods: Interactive: By running a container from an existing Docker image, manually changing that container environment through a series of live steps, and saving the resulting state as a new image. docker build -t {image name} -v {host directory}:{temp build directory} . e. In all the 10 docker images many layers are similar. Jun 19, 2019 · The ADD command is used to copy files/directories into a Docker image. The last one is the one defining the image which will be the template for the docker container. Oct 7, 2015 · Here is the solution and the best practice: You need to create a resources folder where you can keep all your files you want to copy. You can have as many stages as you want. Copy the tar file to a thumb drive or whatever, and then copy it to the new host computer. An Explanation of the COPY Instruction's Syntax. So we need to copy files from the builder image via. I do not have a docker-compose. /stuff. (~ For 10 images size is around 9GB ) After pulled docker images, I explore: /var/lib/docker --- aufs (~3GB only) --- containers (Few KBs) --- image (Few KBs) --- Nov 2, 2018 · After doing the tests/ npm/ bower install etc I am trying to copy the content from the previous image to a fresh image. Run command: docker build -t test3 . Copy files from host to docker container #. browse the above path from address bar in your file explorer. Sep 27, 2015 · Yes: you can docker run --it <image> bash (for images which includes bash ), and exit that bash: your container will be exited: you can then docker commit <containerrid> newimage, and you will get a copy of the original image. Oct 14, 2020 · 1. yaml file. It’ll contain all steps necessary to create an image (like steps in a food reciepe). Finally, build that new Dockerfile: $ docker build -t new_image . Mounting a volume The scratch image is typically used to create minimal images containing only just what an application needs. The basic syntax of the command is as follows: docker cp <src> <dest>. FROM company/app. I need to add a file that's not a source file or in the resource folder. Docker; sudo privileges; Copying files/folders from local machine to a Docker container. Inside the Dockerfile I am using: Dockerfile . If you split this up into individual COPY commands (e. FROM google/cloud-sdk:alpine as gcloud. Docker volumes are used to persist data generated by Docker containers. Once you have an image built and tagged, you're ready to push it to a registry. 52 is in the same location as Dockerfile. 0 tag for the docker-gs-ping:latest you built: Nov 22, 2014 · If you have dockerfile 1. We'll get the following error: When using COPY with more than one source file, the destination must be a directory and end with a /. Also, for those who want to copy a file from or to a container for a one-off task like testing you can use: docker cp host_source_path container:destination_path. This will create on your host, aside the Dockerfile, a directory out with the file you need:. Sep 2, 2010 · Normally one would deploy the sealed war file if it was a normal container, but with docker, that means pushing a 10-20MB file every time you make a small change whereas adding the exploded war would only push the difference - the . env, so I can't COPY Oct 5, 2018 · I don't have a docker environment to test this out, but I think you could do it from the host with a docker run on a bash image that: Binds the host's directory in which the file you want to copy is (I assumed we are copying /path/to/filename/on/host). Don't I need to commit my changes first with docker commit -p container-ID backup-name. FROM node:20-alpine AS builder. 2. # Docker COPY command example. The source can be local files or directories or an URL. answered Feb 15, 2016 at 20:26. Copy file from host to container by using docker cp command. git, . or using mount: docker run --mount type=bind,source=<HOST_PATH>,target=<CONTAINER_PATH> <IMAGE>. Once an image has been pulled from an external registry and saved on local storage. Second, you should combine same type of Docker commands (to reduce layers, hence reduce docker image's size) example : instead of saying. After you have built the Docker Image with the COPY Instruction, you can now run the Docker container using the Docker RUN command. It isn't possible to copy certain system files such as resources under /proc, /sys, /dev, tmpfs, and mounts created by the user in the container. Mar 22, 2021 · When you say. 74789744g489 docker_image 9 seconds ago Up 9 seconds 0. then run container with new for example. # Compile the binaries. address. For a PostgreSQL image, that image will package the database binaries, config files, and other dependencies. here: / home / ramces /. MKDIR /data. RUN groupadd mygroup. For a Python web app, it'll include the Python runtime, your app code, and all of its dependencies. CMD /bin/bash. Now my problem is: How do I get that content as . Make sure that the source file or directory is in the correct location and that you’re using the correct path in the COPY command. docker commit existing_containername commited_image_name. May 7, 2018 · This works in reverse, too, to get files from the remote docker container to your local file system. I found Eclipse Temurin that has some nice base images for different java-versions. FROM library/ubuntu:16. Dockerfile: By constructing a plain-text file, known as a Dockerfile, which provides the Jun 26, 2017 · There is one benefit also for running chown along with COPY command which is size reduction. 376 1 6. So every time a new container is up, it will be there (obviously, as it's part of the image). # Use a base image (you can specify any base image that suits your needs) FROM ubuntu:latest. Specifically, you need a COPY for each letter in the filename you wish to exclude. See documentation, this command allows you to, well, copy the file from host into your image into specified path. If you want to do this in docker, you can achieve this like that. 52,: file does not exist. JesusTinoco. May 9, 2024 · Let’s create a Docker Compose configuration file (docker-compose. dockerignore file added to ignore hidden files . For that reason, I'm looking to compile my project first. ADD instruction takes the following format: ADD [--chown=user:group Jun 13, 2016 · You have COPY files/* /test/ which expands to COPY files/dir files/file1 files/file2 files/file /test/. The onwner of this file seems to be as 'root'. This is different that other volumes because it mounts a host directory for the build only. ├── Dockerfile └── out └── file-created-at-build-time cat out/file-created-at-build-time Content added at build-time Dec 28, 2022 · The cp command is the quickest way to copy files to and from docker container. 0. RUN chown -R john:mygroup /data. Within a few seconds, all of the layers for your image will be pushed to the registry. g. txt │ ├── file2. I bound that directory to /tmp/source/ inside the container. COPY <all> <the> <things> <last-arg-is-destination>/. Dec 1, 2021 · File libwiringPi. In your case, as you want to copy a directory inside your docker image, you should execute a shell command for that: RUN cp -r /root/folder/folder1 /Source (or maybe create a link if you don't need to duplicate the content). Jun 10, 2020 · 6. However, you can still copy such files by manually running tar in docker exec. In the above case the image is something, that could be an image name, a stage number, or the the previous stage could name it's stage name with FROM base as something and then the result of that stage would be known as something. NOTE: You should take care to ensure that your wildcard doesn't pick up other files which you don't intend to copy. COPY <src> <dest>. I have a . This command essentially enables you to import Docker images from external sources like tar archives, allowing you to use pre-built or custom images without directly pulling them from a Dec 4, 2020 · I have a big problem: I have to copy a . I asked my colleagues and they said I should copy the file into the Docker Image. vagrant etc. It can copy data in three ways: 1. license) are into the /opt/application at the same level of the application itself, to they cannot be saved into a Docker volume unless I create some symlinks (but I have to check if the application will work this way). yml) and a Python script to copy a file from the host to a Docker container using Docker Compose. To create a distribution base image, you can use a root filesystem, packaged as a tar file, and import it to Docker with docker import. . Oct 1, 2013 · The Dockerfile is mainly useful if you want to be able to repackage an image. sallu. The -v option temporarily creates a volume that us used during the build process. COPY [^n]* # All files that don't start with 'n'. This is another way to copy files into an image. yml: version: '3' # Docker Compose version 3 services: my_container: image: my_image # Specify the Docker image for the container volumes: - . 908 1 10 27. Let’s learn how to use Docker cp command with an example. docker save. Mar 19, 2021 · Seems like finally docker warned me with some comparisons over the windows files vs Linux files when building the image. Sets the working directory for any RUN, CMD, ENTRYPOINT, COPY, and ADD instructions that follow it in the Dockerfile. docker commit --change "Added something" webapp webapp:v2. Oct 27, 2015 · It exports everything from the root of the container to a local path on the host but you can use multi-stage build with the scratch Docker image to export only what you need: #Stage 1: Build. Save one or more images to a tar archive (streamed to STDOUT by default) Usage. You are right, that for copying files between container and host, you will always get the 2 options: Option 1: use docker cp <containerid>:/<path> <host-path> ( more) The reason you cannot run this command from the container is because of encapsulation Use the docker image tag (or docker tag shorthand) command to create a new tag for your image. com In your terminal, cd to the directory where you want to export the image to. Each FROM instruction can use a different base, and each of them begins a new stage of the build. docker image; docker image build; docker image history; Copy files/folders between a service container and the local filesystem Usage: docker compose cp [OPTIONS Jan 15, 2018 · Here's a one-liner to copy a file from a Docker Image, through a container: Image defines CMD docker run --rm \ -v $(pwd):/binary my-image /bin/sh -c "cp /kube-bench /binary" Image defines ENTRYPOINT docker run --rm --entrypoint "/bin/sh" \ -v $(pwd):/binary kube-bench-image -c "cp /kube-bench /binary" May 10, 2023 · If you don't have a running container, just an image, and assuming you want to copy just a text file, you could do something like this: docker run the-image cat path/to/container/file. COPY file /tmp/file. Step 1. COPY --from=something /source /target You change the context of that copy from your build context to another image. Jul 8, 2021 · There are situations when you need to copy files/folders from the container’s file system to the local machine and vice versa. . zip was copied to the image. Unfortunately I got message: COPY failed: file not found in build context or excluded by . ” When copying files into your image, make sure you are very specific about what you want to copy. /mycontainerimage. If file-which-may-exist is present, it will also be copied. Then, copy the files from the . This will create two images with same IMAGE ID - but different tags. Where webapp is the name of container running. docker save webapp:v2 > webapp_v2. Sep 13, 2019 · Note that since we are creating the image for testing purposes, I've disabled password and permitted Root Login. Find a minimal base image. Open a terminal on your local machine. docker image save [OPTIONS] IMAGE [IMAGE] Aliases. 0-M5 to create my docker image. You don't want a large image containing things you don't use. The main problem with ADD is the automatic extraction of the compressed files, which may result in a broken Docker image. /app2 /app2 takes place: Step 13/36 : COPY . /. tar ramces @my. If . May 15, 2015 · 158. Jul 19, 2018 · I am trying to build a Docker image and I need to copy some files from S3 to the image. docker image save. UTF-8 # Copy files from S3 inside docker RUN aws s3 COPY s3://filepath_on_s3 /tmp/ However, aws requires AWS_ACCESS_KEY_ID and AWS_SECRET_ACCESS_KEY. Both of the following examples do the same thing in different ways (consider SRC_PATH and DEST_PATH are directories): This lets us copy our files/directories from a source (lying on the local filesystem of base system or at a remote site) to the destination filesystem of the image. whl /myDir/ After the COPY command the target directory is still empty. I can't pull it from NuGet, because it's a private package and you can't pull it normally via a url and nuget. /bin/Release directory into the Docker image. All files and directories added to build context will have '-rwxr-xr-x' permissions. sudo docker run -it sample-image bash. If you are running from the windows prompt, then you need to mention the container name/ID as part of the source. For running Docker containers, first create a new image from a container’s changes. / # <-- Here. Here’s an example: COPY /path/on/host /path/in/container. #Stage 2: Copy files to scratch image. /path/to/host:/app Aug 24, 2016 · you can edit file inside container and commit changes without buiding image. Then in your docker file you can use the from command to add the context. WORKDIR app. Docker introduced COPY as an additional command for duplicating content to address some of the ADD command's functionality issues. May 29, 2017 · You will need to save the docker image as a tar file: docker save -o <save image to path> <image name>. WORKDIR /app. Note that using ADD to fetch remote files and copying is not typically ideal. Instead, we should use curl or wget to fetch remote Jul 29, 2015 · Dockerfile - copy file to image Hot Network Questions The rules of alliteration in Germanic poetry as they pertain to single syllable triple consonant clusters starting with the letter s PROJECT_ID: the project where to deploy your image. To start with that go to the root folder of your project (in my case ~/nasa-picture) and create a new text file called Dockerfile. answered Jul 11, 2022 at 12:31. May be also a duplication of Copying files from Docker container to host. dockerignore file (e. For more information about ADD vs COPY, you can Mar 13, 2024 · In this example, the docker load command imports the ubuntu_latest. But that COPY seems very very slow and takes more than 3-4 minutes. Many reasons for that but security is one, just to give an example. In this tutorial, I’m going to cover these two scenarios. you're right, there is a . COPY directive inside Dockerfile. But here is an important excerpt from the docs: If you have multiple Dockerfile steps that use different files from your context, COPY them individually, rather than all at once. Apr 25, 2023 · The "COPY" directive in a Dockerfile provides an effective and flexible method for copying files from the host into the Docker image. ip. 4+ and buildx 0. List item Copy files from the local storage to a destination in the Docker image. Then copy the image to your target machine and then run: docker load -i <path to image tar file>. This is because the file will increase the overall Docker image size. Dec 1, 2020 · In order to transfer a Docker image from one server to another, what you need to do is first export the image to a file, then copy that file over from your current server to the new one using scp or rsync and finally load the image to your new server. The following Dockerfile has two separate Jan 28, 2016 · I came here looking for the best way of packaging a runnable JAR inside a Docker image. 3. WORKDIR /build. At this point the image is built. ja nc ci vm hw cf rx ku oa xg