fix: use local git to find git sha

Not all files and commits exist remotely. Use local git to look for commit sha

internal/core/context.go

@@ -158,11 +158,11 @@ type GithubWorkflowContext struct {
 }
 
 // NewGithubWorkflowContext creates a new GithubWorkflowContext from the given workflow.
-func NewGithubWorkflowContext(repo *Repository, workflow *Workflow, runID string) GithubWorkflowContext {
+func NewGithubWorkflowContext(repo *Repository, workflow *Workflow, runID, workflowSHA string) GithubWorkflowContext {
  return GithubWorkflowContext{
  Workflow: workflow.Name,
  WorkflowRef: fmt.Sprintf("%s/%s@%s", repo.NameWithOwner, workflow.Path, repo.CurrentRef),
- WorkflowSHA: workflow.SHA,
+ WorkflowSHA: workflowSHA,
  RunID: runID,
  RunNumber: "1", // TODO: fill this value
  RunAttempt: "1", // TODO: fill this value

internal/core/repository.go

@@ -178,16 +178,5 @@ func (r *Repository) loadWorkflow(ctx context.Context, path string, file *dagger
  workflow.Name = path
  }
 
- // TODO: this is an expensive operation. We should move this to a separate method and call it only when needed.
-
- api := fmt.Sprintf("repos/%s/contents/%s?ref=%s", r.NameWithOwner, path, r.CurrentRef)
-
- stdout, stderr, err := gh.Exec("api", api, "--jq", ".sha")
- if err != nil {
- return nil, fmt.Errorf("failed to get current repository: %w stderr: %s", err, stderr.String())
- }
-
- workflow.SHA = strings.TrimSpace(stdout.String())
-
  return &workflow, nil
 }

internal/core/workflow.go

@@ -8,7 +8,6 @@ type Workflow struct {
  Name string `yaml:"name"` // Name is the name of the workflow.
  Env map[string]string `yaml:"env"` // Env is the environment variables used in the workflow
  Jobs map[string]Job `yaml:"jobs"` // Jobs is the list of jobs in the workflow.
- SHA string `yaml:"-"` // SHA is the commit SHA for the workflow file. Set by gale when loading the workflow.
 
  // TBD: add more fields when needed
 }

pkg/gale/gale.go

@@ -2,9 +2,11 @@ package gale
 
 import (
  "context"
+ "strings"
 
  "dagger.io/dagger"
 
+ "github.com/aweris/gale/internal/config"
  "github.com/aweris/gale/internal/core"
  "github.com/aweris/gale/internal/dagger/helpers"
  "github.com/aweris/gale/internal/dagger/services"
@@ -70,12 +72,24 @@ func Run(ctx context.Context, workflow, job string, opts ...RunOpts) dagger.With
  return helpers.FailPipeline(container, err)
  }
 
+ //TODO: not sure if this is the best way to get the sha, probably we're missing some scenarios. However, it works for now.
+
+ sha, err := config.Client().Container().
+ From("alpine/git").
+ WithMountedDirectory("/workdir", repo.Dir).
+ WithWorkdir("/workdir").
+ WithExec([]string{"log", "-1", "--follow", "--format=%H", "--", wf.Path}).
+ Stdout(ctx)
+ if err != nil {
+ return helpers.FailPipeline(container, err)
+ }
+
  // context configuration
  container = container.With(core.NewRunnerContext().WithContainerFunc())
  container = container.With(core.NewGithubRepositoryContext(repo).WithContainerFunc())
  container = container.With(core.NewGithubSecretsContext(token).WithContainerFunc())
  container = container.With(core.NewGithubURLContext().WithContainerFunc())
- container = container.With(core.NewGithubWorkflowContext(repo, wf, workflowRunID).WithContainerFunc())
+ container = container.With(core.NewGithubWorkflowContext(repo, wf, workflowRunID, strings.TrimSpace(sha)).WithContainerFunc())
  container = container.With(core.NewGithubJobInfoContext(job).WithContainerFunc())
  container = container.With(core.NewSecretsContext(token, opt.Secrets).WithContainerFunc())