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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,48 +1 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "context" | ||
| "errors" | ||
| "os" | ||
|
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||
| "github.com/walteh/simver" | ||
| ) | ||
|
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| type gitProviderGithubActions struct { | ||
| internal simver.GitProvider | ||
| } | ||
|
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| var _ simver.GitProvider = (*gitProviderGithubActions)(nil) | ||
|
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| func NewGitProviderGithubActions(ref simver.GitProvider) (simver.GitProvider, error) { | ||
| if os.Getenv("GITHUB_ACTIONS") == "true" { | ||
| return &gitProviderGithubActions{ | ||
| internal: ref, | ||
| }, nil | ||
| } else { | ||
| return nil, errors.New("not running in GitHub Actions") | ||
| } | ||
| } | ||
|
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| // Branch implements simver.GitProvider. | ||
| func (me *gitProviderGithubActions) Branch(ctx context.Context) (string, error) { | ||
| head_ref := os.Getenv("GITHUB_HEAD_REF") | ||
| if head_ref != "" { | ||
| return head_ref, nil | ||
| } | ||
| return os.Getenv("GITHUB_REF"), nil | ||
| } | ||
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| // CommitFromRef implements simver.GitProvider. | ||
| func (me *gitProviderGithubActions) CommitFromRef(ctx context.Context, ref string) (string, error) { | ||
| return me.internal.CommitFromRef(ctx, ref) | ||
| } | ||
|
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| // GetHeadRef implements simver.GitProvider. | ||
| func (me *gitProviderGithubActions) GetHeadRef(ctx context.Context) (string, error) { | ||
| head_ref := os.Getenv("GITHUB_HEAD_REF") | ||
| if head_ref != "" { | ||
| return head_ref, nil | ||
| } | ||
| return os.Getenv("GITHUB_REF"), nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,167 @@ | ||
| package gitexec | ||
|
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| import ( | ||
| "context" | ||
| "errors" | ||
| "os" | ||
| "strconv" | ||
| "strings" | ||
|
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| "github.com/walteh/simver" | ||
| "github.com/walteh/terrors" | ||
| ) | ||
|
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| var ( | ||
| Err = terrors.New("ErrExecGitHubActions") | ||
| ) | ||
|
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| func BuildGitHubActionsProviders() (simver.GitProvider, simver.TagProvider, simver.TagWriter, simver.PRProvider, simver.PRResolver, error) { | ||
|
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| token := os.Getenv("GITHUB_TOKEN") | ||
| repoPath := os.Getenv("GITHUB_WORKSPACE") | ||
| readOnly := os.Getenv("SIMVER_READ_ONLY") | ||
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| org := os.Getenv("GITHUB_REPOSITORY_OWNER") | ||
| repo := os.Getenv("GITHUB_REPOSITORY") | ||
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| repo = strings.TrimPrefix(repo, org+"/") | ||
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| c := &GitProviderOpts{ | ||
| RepoPath: repoPath, | ||
| Token: token, | ||
| User: "github-actions[bot]", | ||
| Email: "41898282+github-actions[bot]@users.noreply.github.com", | ||
| TokenEnvName: "GITHUB_TOKEN", | ||
| GitExecutable: "git", | ||
| ReadOnly: readOnly == "true" || readOnly == "1", | ||
| } | ||
|
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| pr := &GHProvierOpts{ | ||
| GitHubToken: token, | ||
| RepoPath: repoPath, | ||
| GHExecutable: "gh", | ||
| Org: org, | ||
| Repo: repo, | ||
| } | ||
|
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| git, err := NewGitProvider(c) | ||
| if err != nil { | ||
| return nil, nil, nil, nil, nil, Err.Trace(err, "error creating git provider") | ||
| } | ||
|
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| gh, err := NewGHProvider(pr) | ||
| if err != nil { | ||
| return nil, nil, nil, nil, nil, Err.Trace(err, "error creating gh provider") | ||
| } | ||
|
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| gha, err := NewGitProviderGithubActions(git) | ||
| if err != nil { | ||
| return nil, nil, nil, nil, nil, Err.Trace(err, "error creating gh provider") | ||
| } | ||
|
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| return gha, git, git, gh, &PullRequestResolver{gh, git}, nil | ||
| } | ||
|
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| type PullRequestResolver struct { | ||
| gh simver.PRProvider | ||
| git simver.GitProvider | ||
| } | ||
|
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| func (p *PullRequestResolver) CurrentPR(ctx context.Context) (*simver.PRDetails, error) { | ||
|
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| head_ref := os.Getenv("GITHUB_REF") | ||
|
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| if head_ref != "" && strings.HasPrefix(head_ref, "refs/pull/") { | ||
| // this is easy, we know that this is a pr event | ||
|
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| num := strings.TrimPrefix(head_ref, "refs/pull/") | ||
| num = strings.TrimSuffix(num, "/merge") | ||
|
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| n, err := strconv.Atoi(num) | ||
| if err != nil { | ||
| return nil, Err.Trace(err, "error converting PR number to int") | ||
| } | ||
|
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| pr, exists, err := p.gh.PRDetailsByPRNumber(ctx, n) | ||
| if err != nil { | ||
| return nil, Err.Trace(err, "error getting PR details by PR number") | ||
| } | ||
|
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| if !exists { | ||
| return nil, errors.New("PR does not exist, but we are in a PR event") | ||
| } | ||
|
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| return pr, nil | ||
| } | ||
|
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| if !strings.HasPrefix(head_ref, "refs/heads/") { | ||
| return nil, errors.New("not a PR event and not a push event") | ||
| } | ||
|
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| branch := strings.TrimPrefix(head_ref, "refs/heads/") | ||
|
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| sha := os.Getenv("GITHUB_SHA") | ||
|
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| pr, exists, err := p.gh.PRDetailsByCommit(ctx, sha) | ||
| if err != nil { | ||
| return nil, Err.Trace(err, "error getting PR details by commit") | ||
| } | ||
|
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| if exists { | ||
| return pr, nil | ||
| } | ||
|
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| isPush := os.Getenv("GITHUB_EVENT_NAME") == "push" | ||
|
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| if !isPush { | ||
| return nil, errors.New("not a PR event and not a push event") | ||
| } | ||
|
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| // get the parent commit | ||
| parent, err := p.git.CommitFromRef(ctx, "HEAD^") | ||
| if err != nil { | ||
| return nil, Err.Trace(err, "error getting parent commit") | ||
| } | ||
|
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| return simver.NewPushSimulatedPRDetails(parent, sha, branch), nil | ||
|
|
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| } | ||
|
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| type gitProviderGithubActions struct { | ||
| internal simver.GitProvider | ||
| } | ||
|
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| var _ simver.GitProvider = (*gitProviderGithubActions)(nil) | ||
|
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| func NewGitProviderGithubActions(ref simver.GitProvider) (simver.GitProvider, error) { | ||
| if os.Getenv("GITHUB_ACTIONS") == "true" { | ||
| return &gitProviderGithubActions{ | ||
| internal: ref, | ||
| }, nil | ||
| } else { | ||
| return nil, errors.New("not running in GitHub Actions") | ||
| } | ||
| } | ||
|
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| // Branch implements simver.GitProvider. | ||
| func (me *gitProviderGithubActions) Branch(ctx context.Context) (string, error) { | ||
| head_ref := os.Getenv("GITHUB_HEAD_REF") | ||
| if head_ref != "" { | ||
| return head_ref, nil | ||
| } | ||
| return os.Getenv("GITHUB_REF"), nil | ||
| } | ||
|
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| // CommitFromRef implements simver.GitProvider. | ||
| func (me *gitProviderGithubActions) CommitFromRef(ctx context.Context, ref string) (string, error) { | ||
| return me.internal.CommitFromRef(ctx, ref) | ||
| } | ||
|
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| // GetHeadRef implements simver.GitProvider. | ||
| func (me *gitProviderGithubActions) GetHeadRef(ctx context.Context) (string, error) { | ||
| head_ref := os.Getenv("GITHUB_HEAD_REF") | ||
| if head_ref != "" { | ||
| return head_ref, nil | ||
| } | ||
| return os.Getenv("GITHUB_REF"), nil | ||
| } |