Files
gitea/tests/integration/actions_approve_test.go
T
bircni f44e64be81 fix(actions): harden fork pull request run approval (#39399)
Fixes several gaps in the approval of fork pull request runs:

1. Approving a run that was cancelled while awaiting approval revived
its cancelled jobs. Such a run is no longer treated as awaiting approval
by the merge box, run page, approve actions and API, and rerunning it
approves it.
2. Approval no longer revives jobs cancelled while the run was pending,
no longer lets two jobs sharing a concurrency group cancel each other,
and re-emits the run so jobs needing a cancelled job get resolved.
3. An unapproved run applies its workflow-level concurrency only once
approved.
4. For workflows from the pull request, both the event actor and the
pull request author must be trusted to skip approval. Workflows from the
default branch, like `issue_comment`, still only check the actor.

---------

Co-authored-by: silverwind <me@silverwind.io>
2026-09-26 22:52:19 +00:00

261 lines
12 KiB
Go

// Copyright 2025 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package integration
import (
"encoding/base64"
"fmt"
"net/http"
"net/url"
"testing"
"time"
actions_model "gitea.dev/models/actions"
auth_model "gitea.dev/models/auth"
repo_model "gitea.dev/models/repo"
"gitea.dev/models/unittest"
user_model "gitea.dev/models/user"
api "gitea.dev/modules/structs"
"github.com/stretchr/testify/assert"
)
func TestApproveAllRunsOnPullRequestPage(t *testing.T) {
onGiteaRun(t, func(t *testing.T, u *url.URL) {
// user2 is the owner of the base repo
user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2})
user2Session := loginUser(t, user2.Name)
user2Token := getTokenForLoggedInUser(t, user2Session, auth_model.AccessTokenScopeWriteRepository, auth_model.AccessTokenScopeWriteUser)
// user4 is the owner of the fork repo
user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4})
user4Session := loginUser(t, user4.Name)
user4Token := getTokenForLoggedInUser(t, loginUser(t, user4.Name), auth_model.AccessTokenScopeWriteRepository, auth_model.AccessTokenScopeWriteUser)
apiBaseRepo := createActionsTestRepo(t, user2Token, "approve-all-runs", false)
baseRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: apiBaseRepo.ID})
user2APICtx := NewAPITestContext(t, baseRepo.OwnerName, baseRepo.Name, auth_model.AccessTokenScopeWriteRepository)
defer doAPIDeleteRepository(user2APICtx)(t)
runner := newMockRunner()
runner.registerAsRepoRunner(t, baseRepo.OwnerName, baseRepo.Name, "mock-runner", []string{"ubuntu-latest"}, false)
// init workflows
wf1TreePath := ".gitea/workflows/pull_1.yml"
wf1FileContent := `name: Pull 1
on: pull_request
jobs:
unit-test:
runs-on: ubuntu-latest
steps:
- run: echo unit-test
`
opts1 := getWorkflowCreateFileOptions(user2, baseRepo.DefaultBranch, "create %s"+wf1TreePath, wf1FileContent)
createWorkflowFile(t, user2Token, baseRepo.OwnerName, baseRepo.Name, wf1TreePath, opts1)
wf2TreePath := ".gitea/workflows/pull_2.yml"
wf2FileContent := `name: Pull 2
on: pull_request
jobs:
integration-test:
runs-on: ubuntu-latest
steps:
- run: echo integration-test
`
opts2 := getWorkflowCreateFileOptions(user2, baseRepo.DefaultBranch, "create %s"+wf2TreePath, wf2FileContent)
createWorkflowFile(t, user2Token, baseRepo.OwnerName, baseRepo.Name, wf2TreePath, opts2)
// user4 forks the repo
req := NewRequestWithJSON(t, "POST", fmt.Sprintf("/api/v1/repos/%s/%s/forks", baseRepo.OwnerName, baseRepo.Name),
&api.CreateForkOption{
Name: new("approve-all-runs-fork"),
}).AddTokenAuth(user4Token)
resp := MakeRequest(t, req, http.StatusAccepted)
apiForkRepo := DecodeJSON(t, resp, &api.Repository{})
forkRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: apiForkRepo.ID})
user4APICtx := NewAPITestContext(t, user4.Name, forkRepo.Name, auth_model.AccessTokenScopeWriteRepository)
defer doAPIDeleteRepository(user4APICtx)(t)
// user4 creates a pull request from branch "bugfix/user4"
doAPICreateFile(user4APICtx, "user4-fix.txt", &api.CreateFileOptions{
FileOptions: api.FileOptions{
NewBranchName: "bugfix/user4",
Message: "create user4-fix.txt",
Author: api.Identity{
Name: user4.Name,
Email: user4.Email,
},
Committer: api.Identity{
Name: user4.Name,
Email: user4.Email,
},
Dates: api.CommitDateOptions{
Author: time.Now(),
Committer: time.Now(),
},
},
ContentBase64: base64.StdEncoding.EncodeToString([]byte("user4-fix")),
})(t)
apiPull, err := doAPICreatePullRequest(user4APICtx, baseRepo.OwnerName, baseRepo.Name, baseRepo.DefaultBranch, user4.Name+":bugfix/user4")(t)
assert.NoError(t, err)
// check runs
run1 := unittest.AssertExistsAndLoadBean(t, &actions_model.ActionRun{RepoID: baseRepo.ID, TriggerUserID: user4.ID, WorkflowID: "pull_1.yml"})
assert.True(t, run1.NeedApproval)
assert.Equal(t, actions_model.StatusBlocked, run1.Status)
run2 := unittest.AssertExistsAndLoadBean(t, &actions_model.ActionRun{RepoID: baseRepo.ID, TriggerUserID: user4.ID, WorkflowID: "pull_2.yml"})
assert.True(t, run2.NeedApproval)
assert.Equal(t, actions_model.StatusBlocked, run2.Status)
// user4 cannot see the approve button
req = NewRequest(t, "GET", fmt.Sprintf("/%s/%s/pulls/%d", baseRepo.OwnerName, baseRepo.Name, apiPull.Index))
resp = user4Session.MakeRequest(t, req, http.StatusOK)
htmlDoc := NewHTMLParser(t, resp.Body)
assert.Zero(t, htmlDoc.doc.Find("#approve-status-checks button.link-action").Length())
// user2 can see the approve button
req = NewRequest(t, "GET", fmt.Sprintf("/%s/%s/pulls/%d", baseRepo.OwnerName, baseRepo.Name, apiPull.Index))
resp = user2Session.MakeRequest(t, req, http.StatusOK)
htmlDoc = NewHTMLParser(t, resp.Body)
dataURL, exist := htmlDoc.doc.Find("#approve-status-checks button.link-action").Attr("data-url")
assert.True(t, exist)
assert.Equal(t,
fmt.Sprintf("%s/actions/approve-all-checks?commit_id=%s",
baseRepo.Link(), apiPull.Head.Sha),
dataURL,
)
req = NewRequest(t, "POST", fmt.Sprintf("%s/actions/runs/%d/cancel", baseRepo.Link(), run1.ID))
user2Session.MakeRequest(t, req, http.StatusOK)
// user2 approves all runs
req = NewRequest(t, "POST", dataURL)
user2Session.MakeRequest(t, req, http.StatusOK)
// check runs
run1 = unittest.AssertExistsAndLoadBean(t, &actions_model.ActionRun{ID: run1.ID})
assert.True(t, run1.NeedApproval)
assert.Equal(t, actions_model.StatusCancelled, run1.Status)
run2 = unittest.AssertExistsAndLoadBean(t, &actions_model.ActionRun{ID: run2.ID})
assert.False(t, run2.NeedApproval)
assert.Equal(t, user2.ID, run2.ApprovedBy)
assert.Equal(t, actions_model.StatusWaiting, run2.Status)
req = NewRequest(t, "GET", fmt.Sprintf("/%s/%s/pulls/%d", baseRepo.OwnerName, baseRepo.Name, apiPull.Index))
resp = user2Session.MakeRequest(t, req, http.StatusOK)
assert.Zero(t, NewHTMLParser(t, resp.Body).doc.Find("#approve-status-checks").Length())
req = NewRequest(t, "POST", fmt.Sprintf("/api/v1/repos/%s/%s/actions/runs/%d/approve", baseRepo.OwnerName, baseRepo.Name, run1.ID)).AddTokenAuth(user2Token)
MakeRequest(t, req, http.StatusConflict)
req = NewRequest(t, "POST", fmt.Sprintf("%s/actions/runs/%d/rerun", baseRepo.Link(), run1.ID))
user2Session.MakeRequest(t, req, http.StatusOK)
run1 = unittest.AssertExistsAndLoadBean(t, &actions_model.ActionRun{ID: run1.ID})
assert.False(t, run1.NeedApproval)
assert.Equal(t, user2.ID, run1.ApprovedBy)
})
}
// TestForkPullRequestApprovalNotBypassedByPriorApproval verifies that a single
// approval on a fork PR does not permanently trust the contributor: a subsequent
// fork PR from the same user must still be gated (Blocked / NeedApproval=true)
// until that user has had a pull request merged in the repo.
func TestForkPullRequestApprovalNotBypassedByPriorApproval(t *testing.T) {
onGiteaRun(t, func(t *testing.T, u *url.URL) {
user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2})
user2Session := loginUser(t, user2.Name)
user2Token := getTokenForLoggedInUser(t, user2Session, auth_model.AccessTokenScopeWriteRepository, auth_model.AccessTokenScopeWriteUser)
user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4})
user4Session := loginUser(t, user4.Name)
user4Token := getTokenForLoggedInUser(t, user4Session, auth_model.AccessTokenScopeWriteRepository, auth_model.AccessTokenScopeWriteUser)
apiBaseRepo := createActionsTestRepo(t, user2Token, "fork-approval-regression", false)
baseRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: apiBaseRepo.ID})
user2APICtx := NewAPITestContext(t, baseRepo.OwnerName, baseRepo.Name, auth_model.AccessTokenScopeWriteRepository)
defer doAPIDeleteRepository(user2APICtx)(t)
wfTreePath := ".gitea/workflows/ci.yml"
wfContent := `name: CI
on: pull_request
jobs:
test:
runs-on: ubuntu-latest
steps:
- run: echo ok
`
createWorkflowFile(t, user2Token, baseRepo.OwnerName, baseRepo.Name, wfTreePath,
getWorkflowCreateFileOptions(user2, baseRepo.DefaultBranch, "add ci", wfContent))
// user4 forks the repo
req := NewRequestWithJSON(t, "POST", fmt.Sprintf("/api/v1/repos/%s/%s/forks", baseRepo.OwnerName, baseRepo.Name),
&api.CreateForkOption{Name: new("fork-approval-regression-fork")}).AddTokenAuth(user4Token)
resp := MakeRequest(t, req, http.StatusAccepted)
apiForkRepo := DecodeJSON(t, resp, &api.Repository{})
forkRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: apiForkRepo.ID})
user4APICtx := NewAPITestContext(t, user4.Name, forkRepo.Name, auth_model.AccessTokenScopeWriteRepository)
defer doAPIDeleteRepository(user4APICtx)(t)
// PR #1: a benign change from user4's fork — first-time contributor, gate engages.
doAPICreateFile(user4APICtx, "first.txt", &api.CreateFileOptions{
FileOptions: api.FileOptions{
NewBranchName: "first",
Message: "first",
Author: api.Identity{Name: user4.Name, Email: user4.Email},
Committer: api.Identity{Name: user4.Name, Email: user4.Email},
Dates: api.CommitDateOptions{Author: time.Now(), Committer: time.Now()},
},
ContentBase64: base64.StdEncoding.EncodeToString([]byte("first")),
})(t)
pr1, err := doAPICreatePullRequest(user4APICtx, baseRepo.OwnerName, baseRepo.Name, baseRepo.DefaultBranch, user4.Name+":first")(t)
assert.NoError(t, err)
run1 := unittest.AssertExistsAndLoadBean(t, &actions_model.ActionRun{RepoID: baseRepo.ID, TriggerUserID: user4.ID, Ref: fmt.Sprintf("refs/pull/%d/head", pr1.Index)})
assert.True(t, run1.NeedApproval, "first fork PR must require approval")
assert.Equal(t, actions_model.StatusBlocked, run1.Status)
// user2 approves run1.
req = NewRequest(t, "POST", fmt.Sprintf("%s/actions/approve-all-checks?commit_id=%s", baseRepo.Link(), pr1.Head.Sha))
user2Session.MakeRequest(t, req, http.StatusOK)
run1 = unittest.AssertExistsAndLoadBean(t, &actions_model.ActionRun{ID: run1.ID})
assert.False(t, run1.NeedApproval)
assert.Equal(t, user2.ID, run1.ApprovedBy)
// PR #2: same user, fresh branch. Pre-fix, this run was created with
// NeedApproval=false and dispatched immediately — the bypass path.
doAPICreateFile(user4APICtx, "second.txt", &api.CreateFileOptions{
FileOptions: api.FileOptions{
NewBranchName: "second",
Message: "second",
Author: api.Identity{Name: user4.Name, Email: user4.Email},
Committer: api.Identity{Name: user4.Name, Email: user4.Email},
Dates: api.CommitDateOptions{Author: time.Now(), Committer: time.Now()},
},
ContentBase64: base64.StdEncoding.EncodeToString([]byte("second")),
})(t)
pr2, err := doAPICreatePullRequest(user4APICtx, baseRepo.OwnerName, baseRepo.Name, baseRepo.DefaultBranch, user4.Name+":second")(t)
assert.NoError(t, err)
run2 := unittest.AssertExistsAndLoadBean(t, &actions_model.ActionRun{RepoID: baseRepo.ID, TriggerUserID: user4.ID, Ref: fmt.Sprintf("refs/pull/%d/head", pr2.Index)})
assert.True(t, run2.NeedApproval, "second fork PR must still require approval — prior approval-to-run does not grant trust")
assert.Equal(t, actions_model.StatusBlocked, run2.Status)
assert.EqualValues(t, 0, run2.ApprovedBy)
// After merging PR #1, user4 becomes a known contributor and the gate lifts for a new PR.
doAPIMergePullRequest(user2APICtx, baseRepo.OwnerName, baseRepo.Name, pr1.Index)(t)
doAPICreateFile(user4APICtx, "third.txt", &api.CreateFileOptions{
FileOptions: api.FileOptions{
NewBranchName: "third",
Message: "third",
Author: api.Identity{Name: user4.Name, Email: user4.Email},
Committer: api.Identity{Name: user4.Name, Email: user4.Email},
Dates: api.CommitDateOptions{Author: time.Now(), Committer: time.Now()},
},
ContentBase64: base64.StdEncoding.EncodeToString([]byte("third")),
})(t)
pr3, err := doAPICreatePullRequest(user4APICtx, baseRepo.OwnerName, baseRepo.Name, baseRepo.DefaultBranch, user4.Name+":third")(t)
assert.NoError(t, err)
run3 := unittest.AssertExistsAndLoadBean(t, &actions_model.ActionRun{RepoID: baseRepo.ID, TriggerUserID: user4.ID, Ref: fmt.Sprintf("refs/pull/%d/head", pr3.Index)})
assert.False(t, run3.NeedApproval, "fork PR from a user with a prior merged PR should not require approval")
})
}