121 lines
4.1 KiB
Go
121 lines
4.1 KiB
Go
package publish
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import (
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"fmt"
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"strconv"
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"github.com/drone/drone/plugin/condition"
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"github.com/drone/drone/shared/build/buildfile"
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)
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type Docker struct {
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// The path to the dockerfile to create the image from. If the path is empty or no
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// path is specified then the docker file will be built from the base directory.
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Dockerfile string `yaml:"docker_file"`
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// Connection information for the docker server that will build the image
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DockerServer string `yaml:"docker_server"`
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DockerServerPort int `yaml:"docker_port"`
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// The Docker client version to download. This must match the docker version on the server
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DockerVersion string `yaml:"docker_version"`
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// Optional Arguments to allow finer-grained control of registry
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// endpoints
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RegistryLoginUrl string `yaml:"registry_login_url"`
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ImageName string `yaml:"image_name"`
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RegistryLogin bool `yaml:"registry_login"`
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// Authentication credentials for index.docker.io
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Username string `yaml:"username"`
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Password string `yaml:"password"`
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Email string `yaml:"email"`
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// Keep the build on the Docker host after pushing?
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KeepBuild bool `yaml:"keep_build"`
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// Do we want to override "latest" automatically with this build?
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PushLatest bool `yaml:"push_latest"`
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CustomTag string `yaml:"custom_tag"`
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Condition *condition.Condition `yaml:"when,omitempty"`
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}
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// Write adds commands to the buildfile to do the following:
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// 1. Install the docker client in the Drone container.
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// 2. Build a docker image based on the dockerfile defined in the config.
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// 3. Push that docker image to index.docker.io.
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// 4. Delete the docker image on the server it was build on so we conserve disk space.
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func (d *Docker) Write(f *buildfile.Buildfile) {
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if len(d.DockerServer) == 0 || d.DockerServerPort == 0 || len(d.DockerVersion) == 0 ||
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len(d.ImageName) == 0 {
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f.WriteCmdSilent(`echo -e "Docker Plugin: Missing argument(s)\n\n"`)
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if len(d.DockerServer) == 0 {
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f.WriteCmdSilent(`echo -e "\tdocker_server not defined in yaml"`)
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}
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if d.DockerServerPort == 0 {
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f.WriteCmdSilent(`echo -e "\tdocker_port not defined in yaml"`)
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}
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if len(d.DockerVersion) == 0 {
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f.WriteCmdSilent(`echo -e "\tdocker_version not defined in yaml"`)
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}
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if len(d.ImageName) == 0 {
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f.WriteCmdSilent(`echo -e "\timage_name not defined in yaml"`)
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}
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return
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}
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// Download docker binary and install it as /usr/local/bin/docker
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f.WriteCmd("wget -qO- https://get.docker.io/builds/Linux/x86_64/docker-" +
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d.DockerVersion + ".tgz |sudo tar zxf - -C /")
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// Format our Build Server Endpoint
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dockerServerUrl := d.DockerServer + ":" + strconv.Itoa(d.DockerServerPort)
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dockerPath := "."
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if len(d.Dockerfile) != 0 {
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dockerPath = fmt.Sprintf("- < %s", d.Dockerfile)
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}
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// Run the command commands to build and deploy the image.
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// Are we setting a custom tag, or do we use the git hash?
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imageTag := ""
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if len(d.CustomTag) > 0 {
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imageTag = d.CustomTag
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} else {
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imageTag = "$(git rev-parse --short HEAD)"
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}
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f.WriteCmd(fmt.Sprintf("docker -H %s build -t %s:%s %s", dockerServerUrl, d.ImageName, imageTag, dockerPath))
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// Login?
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if d.RegistryLogin == true {
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// Are we logging in to a custom Registry?
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if len(d.RegistryLoginUrl) > 0 {
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f.WriteCmdSilent(fmt.Sprintf("docker -H %s login -u %s -p %s -e %s %s",
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dockerServerUrl, d.Username, d.Password, d.Email, d.RegistryLoginUrl))
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} else {
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// Assume index.docker.io
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f.WriteCmdSilent(fmt.Sprintf("docker -H %s login -u %s -p %s -e %s",
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dockerServerUrl, d.Username, d.Password, d.Email))
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}
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}
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// Are we overriding the "latest" tag?
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if d.PushLatest {
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f.WriteCmd(fmt.Sprintf("docker -H %s tag %s:%s %s:latest",
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dockerServerUrl, d.ImageName, imageTag, d.ImageName))
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}
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f.WriteCmd(fmt.Sprintf("docker -H %s push %s", dockerServerUrl, d.ImageName))
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// Delete the image from the docker server we built on.
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if !d.KeepBuild {
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f.WriteCmd(fmt.Sprintf("docker -H %s rmi %s:%s",
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dockerServerUrl, d.ImageName, imageTag))
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if d.PushLatest {
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f.WriteCmd(fmt.Sprintf("docker -H %s rmi %s:latest",
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dockerServerUrl, d.ImageName))
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}
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}
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}
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func (d *Docker) GetCondition() *condition.Condition {
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return d.Condition
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}
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