CraftTalk Command Line Tool helps with managing CraftTalk releases on baremetal instances

ctcli - CraftTalk Command Line Tool

Commands

help

Shows help

version

Shows version

init

Initializes specified root directory as a ctcli dir.

ctcli --root /path/to/dir init

install

Installs a package into specified root folder. Example:

ctcli install /path/to/package.tar.gz

First it creates tmp dir and extracts an archive. Then it creates oci image config and rootfs folder. Then it copies unpacked images to current-release folder. Makes symlinks for logs folder and configs. Creates a zero backup.

upgrade

Upgrades a release with binaries contained in given package. Backups previous release. Example:

ctcli upgrade /path/to/package.tar.gz

Creates a tmp dir and extracts the archive. Then it creates oci image configs and rootfs folders. Next it checks diff between apps in package and apps in current release and prompts for upgrade. If user decided to upgrade, creates a backup, deletes apps from current release and copies files from tmp folder to current release.

delete

Deletes a release completely. Example:

ctcli delete

start

Starts current installation. Example:

ctcli start [app]

stop

Stops current installation. Example:

ctcli stop [app]

logs

Shows logs (stdout/stderr) of specified service. Example:

ctcli logs <app>

status

Show current status. Example:

ctcli status

backup

Makes an archive containing current-release/, data/ and config/ folders and puts it into releases/ folder

ctcli backup

release-info

Shows current release app list and each app version

ctcli release-info

To Be Done

rollback

Install previous release

ctcli rollback

list-releases

Shows full list of releases and highlights current release.

ctcli list-releases

Root Directory File Structure

/releases - Previous releases and etc.
/config - Services' configs
/current-release - Current installation
/logs - Logs
/data - app persistent data
/tmp - Temporary directory

Package structure

meta.json   - contains PackageMeta object and has commitSha, imageTag and etc
package/    - contains package content
    ./runc.amd64    - runc binary
    ./umoci.amd64   - umoci binary
    ./apps          - apps in container
        ./{app}     - app in package
            ./package-config.json   - contains AppPackageConfig object
            ./version.json          - contains info about app image version 
            ./skopeo                - contains oci image that umoci will then extract

Backups

Backup is an archive and has following structure:

/config     - app configs
/apps       - apps
/data
Owner
CraftTalk
CraftTalk
https://github.com/crafttalk/ctcli
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Comments
  • Problems at startup, most likely problems in runc

    Problems at startup, most likely problems in runc

    Kernel version - 3.10.0-1127.18.2.el7 OS - Fedora 7.8 trace

    ./runc.amd64 --root /opt/crafttalk/packaging/runc-root --debug run -b apps/filestorage filestorage

    image

  • add prompt message for starting ElasticUtility start command

    add prompt message for starting ElasticUtility start command

    example:

    root@node1:% ctcli run elasticutility
elasticutility is not a service - for one time run type:
./runc.amd64 start elasticutility update ...some commands
  • Оптимизация процесса бэкапов

    Оптимизация процесса бэкапов

    все еще долго, подумать как можно сделать побыстрее плюсом вылетают ошибки, подозреваю что из за неостановки сервисов перед бэкапом, вызывать стоп в таком случае (наверное) image

  • nonroot containers not working

    nonroot containers not working

    tried to add a user on host with the required data - no result. screen with id owner in runc-config image

    if i change this on 0:0 owner everything will be fine. but I do not need this, I want to use the user inside the container. getting error with different startup methods.

    level=error msg="container_linux.go:367: starting container process caused: setup user: cannot set uid to unmapped user in user namespace"
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