Created
February 21, 2014 21:09
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package repo | |
import ( | |
"fmt" | |
"regexp" | |
"strings" | |
) | |
type Repo struct { | |
// 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 | |
} | |
var remoteRegex = regexp.MustCompile(`git://|git@|http://|https://|ssh://`) | |
func (r *Repo) IsRemoteRegex() bool { | |
return remoteRegex.MatchString(r.Path) | |
} | |
// 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 pr/%s", 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 | |
} |
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