dockerutil

package
v1.4.0 Latest Latest
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Published: Nov 15, 2018 License: Apache-2.0 Imports: 14 Imported by: 0

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Index

Constants

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const NetName = "ddev_default"

NetName provides the default network name for ddev.

Variables

This section is empty.

Functions

func CheckDockerCompose added in v0.11.0

func CheckDockerCompose(versionConstraint string) error

CheckDockerCompose determines if docker-compose is present and executable on the host system. This relies on docker-compose being somewhere in the user's $PATH.

func CheckDockerVersion

func CheckDockerVersion(versionConstraint string) error

CheckDockerVersion determines if the docker version of the host system meets the provided version constraints. See https://godoc.org/github.com/Masterminds/semver#hdr-Checking_Version_Constraints for examples defining version constraints.

func CheckForHTTPS added in v0.9.4

func CheckForHTTPS(container docker.APIContainers) bool

CheckForHTTPS determines if a container has the HTTPS_EXPOSE var set to route 443 traffic to 80

func ComposeCmd

func ComposeCmd(composeFiles []string, action ...string) (string, string, error)

ComposeCmd executes docker-compose commands via shell. returns stdout, stderr, error/nil

func ComposeWithStreams added in v1.4.0

func ComposeWithStreams(composeFiles []string, stdin io.Reader, stdout io.Writer, stderr io.Writer, action ...string) error

ComposeWithStreams executes a docker-compose command but allows the caller to specify stdin/stdout/stderr

func ContainerName

func ContainerName(container docker.APIContainers) string

ContainerName returns the containers human readable name.

func ContainerWait

func ContainerWait(waittime time.Duration, labels map[string]string) (string, error)

ContainerWait provides a wait loop to check for container in "healthy" status. timeout is in seconds. This is modeled on https://gist.github.com/ngauthier/d6e6f80ce977bedca601 Returns logoutput, error, returns error if not "healthy"

func EnsureDdevNetwork added in v0.9.4

func EnsureDdevNetwork()

EnsureDdevNetwork just creates or ensures the ddev_default network exists or exits with fatal.

func EnsureNetwork

func EnsureNetwork(client *docker.Client, name string) error

EnsureNetwork will ensure the docker network for ddev is created.

func FindContainerByLabels

func FindContainerByLabels(labels map[string]string) (*docker.APIContainers, error)

FindContainerByLabels takes a map of label names and values and returns any docker containers which match all labels.

func FindContainersByLabels

func FindContainersByLabels(labels map[string]string) ([]docker.APIContainers, error)

FindContainersByLabels takes a map of label names and values and returns any docker containers which match all labels.

func GetAppContainers

func GetAppContainers(sitename string) ([]docker.APIContainers, error)

GetAppContainers retrieves docker containers for a given sitename.

func GetContainerEnv

func GetContainerEnv(key string, container docker.APIContainers) string

GetContainerEnv returns the value of a given environment variable from a given container.

func GetContainerHealth

func GetContainerHealth(container *docker.APIContainers) (string, string)

GetContainerHealth retrieves the health status of a given container. returns status, most-recent-log

func GetDockerClient

func GetDockerClient() *docker.Client

GetDockerClient returns a docker client for a docker-machine.

func GetDockerContainers

func GetDockerContainers(allContainers bool) ([]docker.APIContainers, error)

GetDockerContainers returns a slice of all docker containers on the host system.

func GetDockerIP added in v0.19.0

func GetDockerIP() (string, error)

GetDockerIP returns either the default Docker IP address (127.0.0.1) or the value as configured by $DOCKER_HOST.

func GetPublishedPort

func GetPublishedPort(privatePort int64, container docker.APIContainers) int

GetPublishedPort returns the published port for a given private port.

func ImageExistsLocally added in v1.2.0

func ImageExistsLocally(imageName string) (bool, error)

ImageExistsLocally determines if an image is available locally.

func MassageWindowsHostMountpoint added in v1.4.0

func MassageWindowsHostMountpoint(mountPoint string) string

MassageWindowsHostMountpoint changes C:/path/to/something to //c/path/to/something THis is required for docker bind mounts on docker toolbox. Sadly, if we have a Windows drive name, it has to be converted from C:/ to //c for Win10Home/Docker toolbox

func NetExists

func NetExists(client *docker.Client, name string) bool

NetExists checks to see if the docker network for ddev exists.

func RemoveContainer added in v1.4.0

func RemoveContainer(id string, timeout uint) error

RemoveContainer stops and removes a container

func RunSimpleContainer added in v1.1.0

func RunSimpleContainer(image string, name string, cmd []string, entrypoint []string, env []string, binds []string, uid string) (string, error)

RunSimpleContainer runs a container (non-daemonized) and captures the stdout. It will block, so not to be run on a container whose entrypoint or cmd might hang or run too long. This should be the equivalent of something like docker run -t -u '%s:%s' -e SNAPSHOT_NAME='%s' -v '%s:/mnt/ddev_config' -v '%s:/var/lib/mysql' --rm --entrypoint=/migrate_file_to_volume.sh %s:%s" Example code from https://gist.github.com/fsouza/b0bf3043827f8e39c4589e88cec067d8

Types

This section is empty.

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