harness-drone/shared/build/repo/repo.go
2014-06-04 14:25:38 -07:00

124 lines
3.3 KiB
Go

package repo
import (
"fmt"
"strings"
)
type Repo struct {
// The name of the Repository. This should be the
// canonical name, for example, github.com/drone/drone.
Name string
// The path of the Repoisotry. This could be
// the remote path of a Git repository or the path of
// of the repository on the local file system.
//
// A remote path must start with http://, https://,
// git://, ssh:// or git@. Otherwise we'll assume
// the repository is located on the local filesystem.
Path string
// (optional) Specific Branch that we should checkout
// when the Repository is cloned. If no value is
// provided we'll assume the default, master branch.
Branch string
// (optional) Specific Commit Hash that we should
// checkout when the Repository is cloned. If no
// value is provided we'll assume HEAD.
Commit string
// (optional) Pull Request number that we should
// checkout when the Repository is cloned.
PR string
// (optional) The filesystem path that the repository
// will be cloned into (or copied to) inside the
// host system (Docker Container).
Dir string
// (optional) The depth of the `git clone` command.
Depth int
}
// IsRemote returns true if the Repository is located
// on a remote server (ie Github, Bitbucket)
func (r *Repo) IsRemote() bool {
switch {
case strings.HasPrefix(r.Path, "git://"):
return true
case strings.HasPrefix(r.Path, "git@"):
return true
case strings.HasPrefix(r.Path, "http://"):
return true
case strings.HasPrefix(r.Path, "https://"):
return true
case strings.HasPrefix(r.Path, "ssh://"):
return true
}
return false
}
// IsLocal returns true if the Repository is located
// on the local filesystem.
func (r *Repo) IsLocal() bool {
return !r.IsRemote()
}
// IsGit returns true if the Repository is
// a Git repoisitory.
func (r *Repo) IsGit() bool {
switch {
case strings.HasPrefix(r.Path, "git://"):
return true
case strings.HasPrefix(r.Path, "git@"):
return true
case strings.HasPrefix(r.Path, "ssh://git@"):
return true
case strings.HasPrefix(r.Path, "https://github"):
return true
case strings.HasPrefix(r.Path, "http://github"):
return true
case strings.HasSuffix(r.Path, ".git"):
return true
}
// we could also ping the repository to check
return false
}
// returns commands that can be used in a Dockerfile
// to clone the repository.
//
// TODO we should also enable Mercurial projects and SVN projects
func (r *Repo) Commands() []string {
// get the branch. default to master
// if no branch exists.
branch := r.Branch
if len(branch) == 0 {
branch = "master"
}
cmds := []string{}
cmds = append(cmds, fmt.Sprintf("git clone --depth=%d --recursive --branch=%s %s %s", r.Depth, branch, r.Path, r.Dir))
switch {
// if a specific commit is provided then we'll
// need to clone it.
case len(r.PR) > 0:
cmds = append(cmds, fmt.Sprintf("git fetch origin +refs/pull/%s/head:refs/remotes/origin/pr/%s", r.PR, r.PR))
cmds = append(cmds, fmt.Sprintf("git checkout -qf -b pr/%s origin/pr/%s", r.PR, r.PR))
//cmds = append(cmds, fmt.Sprintf("git fetch origin +refs/pull/%s/merge:", r.PR))
//cmds = append(cmds, fmt.Sprintf("git checkout -qf %s", "FETCH_HEAD"))
// if a specific commit is provided then we'll
// need to clone it.
case len(r.Commit) > 0:
cmds = append(cmds, fmt.Sprintf("git checkout -qf %s", r.Commit))
}
return cmds
}