598 lines
18 KiB
Go
598 lines
18 KiB
Go
// Copyright 2016 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package git
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import (
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"context"
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"fmt"
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"strings"
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"time"
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"code.gitea.io/gitea/models/db"
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"code.gitea.io/gitea/models/organization"
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"code.gitea.io/gitea/models/perm"
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access_model "code.gitea.io/gitea/models/perm/access"
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repo_model "code.gitea.io/gitea/models/repo"
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"code.gitea.io/gitea/models/unit"
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user_model "code.gitea.io/gitea/models/user"
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"code.gitea.io/gitea/modules/base"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/timeutil"
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"code.gitea.io/gitea/modules/util"
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"github.com/gobwas/glob"
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)
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// ProtectedBranch struct
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type ProtectedBranch struct {
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ID int64 `xorm:"pk autoincr"`
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RepoID int64 `xorm:"UNIQUE(s)"`
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BranchName string `xorm:"UNIQUE(s)"`
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CanPush bool `xorm:"NOT NULL DEFAULT false"`
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EnableWhitelist bool
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WhitelistUserIDs []int64 `xorm:"JSON TEXT"`
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WhitelistTeamIDs []int64 `xorm:"JSON TEXT"`
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EnableMergeWhitelist bool `xorm:"NOT NULL DEFAULT false"`
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WhitelistDeployKeys bool `xorm:"NOT NULL DEFAULT false"`
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MergeWhitelistUserIDs []int64 `xorm:"JSON TEXT"`
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MergeWhitelistTeamIDs []int64 `xorm:"JSON TEXT"`
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EnableStatusCheck bool `xorm:"NOT NULL DEFAULT false"`
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StatusCheckContexts []string `xorm:"JSON TEXT"`
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EnableApprovalsWhitelist bool `xorm:"NOT NULL DEFAULT false"`
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ApprovalsWhitelistUserIDs []int64 `xorm:"JSON TEXT"`
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ApprovalsWhitelistTeamIDs []int64 `xorm:"JSON TEXT"`
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RequiredApprovals int64 `xorm:"NOT NULL DEFAULT 0"`
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BlockOnRejectedReviews bool `xorm:"NOT NULL DEFAULT false"`
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BlockOnOfficialReviewRequests bool `xorm:"NOT NULL DEFAULT false"`
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BlockOnOutdatedBranch bool `xorm:"NOT NULL DEFAULT false"`
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DismissStaleApprovals bool `xorm:"NOT NULL DEFAULT false"`
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RequireSignedCommits bool `xorm:"NOT NULL DEFAULT false"`
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ProtectedFilePatterns string `xorm:"TEXT"`
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UnprotectedFilePatterns string `xorm:"TEXT"`
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CreatedUnix timeutil.TimeStamp `xorm:"created"`
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UpdatedUnix timeutil.TimeStamp `xorm:"updated"`
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}
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func init() {
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db.RegisterModel(new(ProtectedBranch))
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db.RegisterModel(new(DeletedBranch))
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db.RegisterModel(new(RenamedBranch))
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}
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// IsProtected returns if the branch is protected
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func (protectBranch *ProtectedBranch) IsProtected() bool {
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return protectBranch.ID > 0
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}
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// CanUserPush returns if some user could push to this protected branch
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func (protectBranch *ProtectedBranch) CanUserPush(ctx context.Context, userID int64) bool {
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if !protectBranch.CanPush {
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return false
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}
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if !protectBranch.EnableWhitelist {
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if user, err := user_model.GetUserByID(ctx, userID); err != nil {
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log.Error("GetUserByID: %v", err)
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return false
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} else if repo, err := repo_model.GetRepositoryByID(ctx, protectBranch.RepoID); err != nil {
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log.Error("repo_model.GetRepositoryByID: %v", err)
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return false
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} else if writeAccess, err := access_model.HasAccessUnit(ctx, user, repo, unit.TypeCode, perm.AccessModeWrite); err != nil {
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log.Error("HasAccessUnit: %v", err)
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return false
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} else {
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return writeAccess
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}
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}
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if base.Int64sContains(protectBranch.WhitelistUserIDs, userID) {
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return true
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}
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if len(protectBranch.WhitelistTeamIDs) == 0 {
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return false
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}
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in, err := organization.IsUserInTeams(ctx, userID, protectBranch.WhitelistTeamIDs)
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if err != nil {
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log.Error("IsUserInTeams: %v", err)
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return false
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}
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return in
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}
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// IsUserMergeWhitelisted checks if some user is whitelisted to merge to this branch
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func IsUserMergeWhitelisted(ctx context.Context, protectBranch *ProtectedBranch, userID int64, permissionInRepo access_model.Permission) bool {
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if !protectBranch.EnableMergeWhitelist {
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// Then we need to fall back on whether the user has write permission
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return permissionInRepo.CanWrite(unit.TypeCode)
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}
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if base.Int64sContains(protectBranch.MergeWhitelistUserIDs, userID) {
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return true
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}
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if len(protectBranch.MergeWhitelistTeamIDs) == 0 {
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return false
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}
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in, err := organization.IsUserInTeams(ctx, userID, protectBranch.MergeWhitelistTeamIDs)
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if err != nil {
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log.Error("IsUserInTeams: %v", err)
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return false
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}
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return in
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}
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// IsUserOfficialReviewer check if user is official reviewer for the branch (counts towards required approvals)
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func IsUserOfficialReviewer(ctx context.Context, protectBranch *ProtectedBranch, user *user_model.User) (bool, error) {
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repo, err := repo_model.GetRepositoryByID(ctx, protectBranch.RepoID)
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if err != nil {
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return false, err
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}
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if !protectBranch.EnableApprovalsWhitelist {
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// Anyone with write access is considered official reviewer
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writeAccess, err := access_model.HasAccessUnit(ctx, user, repo, unit.TypeCode, perm.AccessModeWrite)
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if err != nil {
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return false, err
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}
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return writeAccess, nil
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}
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if base.Int64sContains(protectBranch.ApprovalsWhitelistUserIDs, user.ID) {
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return true, nil
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}
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inTeam, err := organization.IsUserInTeams(ctx, user.ID, protectBranch.ApprovalsWhitelistTeamIDs)
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if err != nil {
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return false, err
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}
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return inTeam, nil
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}
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// GetProtectedFilePatterns parses a semicolon separated list of protected file patterns and returns a glob.Glob slice
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func (protectBranch *ProtectedBranch) GetProtectedFilePatterns() []glob.Glob {
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return getFilePatterns(protectBranch.ProtectedFilePatterns)
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}
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// GetUnprotectedFilePatterns parses a semicolon separated list of unprotected file patterns and returns a glob.Glob slice
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func (protectBranch *ProtectedBranch) GetUnprotectedFilePatterns() []glob.Glob {
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return getFilePatterns(protectBranch.UnprotectedFilePatterns)
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}
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func getFilePatterns(filePatterns string) []glob.Glob {
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extarr := make([]glob.Glob, 0, 10)
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for _, expr := range strings.Split(strings.ToLower(filePatterns), ";") {
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expr = strings.TrimSpace(expr)
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if expr != "" {
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if g, err := glob.Compile(expr, '.', '/'); err != nil {
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log.Info("Invalid glob expression '%s' (skipped): %v", expr, err)
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} else {
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extarr = append(extarr, g)
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}
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}
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}
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return extarr
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}
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// MergeBlockedByProtectedFiles returns true if merge is blocked by protected files change
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func (protectBranch *ProtectedBranch) MergeBlockedByProtectedFiles(changedProtectedFiles []string) bool {
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glob := protectBranch.GetProtectedFilePatterns()
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if len(glob) == 0 {
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return false
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}
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return len(changedProtectedFiles) > 0
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}
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// IsProtectedFile return if path is protected
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func (protectBranch *ProtectedBranch) IsProtectedFile(patterns []glob.Glob, path string) bool {
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if len(patterns) == 0 {
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patterns = protectBranch.GetProtectedFilePatterns()
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if len(patterns) == 0 {
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return false
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}
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}
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lpath := strings.ToLower(strings.TrimSpace(path))
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r := false
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for _, pat := range patterns {
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if pat.Match(lpath) {
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r = true
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break
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}
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}
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return r
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}
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// IsUnprotectedFile return if path is unprotected
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func (protectBranch *ProtectedBranch) IsUnprotectedFile(patterns []glob.Glob, path string) bool {
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if len(patterns) == 0 {
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patterns = protectBranch.GetUnprotectedFilePatterns()
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if len(patterns) == 0 {
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return false
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}
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}
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lpath := strings.ToLower(strings.TrimSpace(path))
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r := false
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for _, pat := range patterns {
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if pat.Match(lpath) {
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r = true
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break
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}
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}
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return r
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}
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// GetProtectedBranchBy getting protected branch by ID/Name
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func GetProtectedBranchBy(ctx context.Context, repoID int64, branchName string) (*ProtectedBranch, error) {
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rel := &ProtectedBranch{RepoID: repoID, BranchName: branchName}
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has, err := db.GetByBean(ctx, rel)
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if err != nil {
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return nil, err
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}
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if !has {
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return nil, nil
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}
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return rel, nil
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}
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// WhitelistOptions represent all sorts of whitelists used for protected branches
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type WhitelistOptions struct {
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UserIDs []int64
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TeamIDs []int64
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MergeUserIDs []int64
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MergeTeamIDs []int64
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ApprovalsUserIDs []int64
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ApprovalsTeamIDs []int64
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}
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// UpdateProtectBranch saves branch protection options of repository.
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// If ID is 0, it creates a new record. Otherwise, updates existing record.
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// This function also performs check if whitelist user and team's IDs have been changed
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// to avoid unnecessary whitelist delete and regenerate.
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func UpdateProtectBranch(ctx context.Context, repo *repo_model.Repository, protectBranch *ProtectedBranch, opts WhitelistOptions) (err error) {
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if err = repo.GetOwner(ctx); err != nil {
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return fmt.Errorf("GetOwner: %w", err)
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}
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whitelist, err := updateUserWhitelist(ctx, repo, protectBranch.WhitelistUserIDs, opts.UserIDs)
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if err != nil {
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return err
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}
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protectBranch.WhitelistUserIDs = whitelist
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whitelist, err = updateUserWhitelist(ctx, repo, protectBranch.MergeWhitelistUserIDs, opts.MergeUserIDs)
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if err != nil {
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return err
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}
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protectBranch.MergeWhitelistUserIDs = whitelist
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whitelist, err = updateApprovalWhitelist(ctx, repo, protectBranch.ApprovalsWhitelistUserIDs, opts.ApprovalsUserIDs)
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if err != nil {
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return err
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}
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protectBranch.ApprovalsWhitelistUserIDs = whitelist
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// if the repo is in an organization
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whitelist, err = updateTeamWhitelist(ctx, repo, protectBranch.WhitelistTeamIDs, opts.TeamIDs)
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if err != nil {
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return err
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}
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protectBranch.WhitelistTeamIDs = whitelist
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whitelist, err = updateTeamWhitelist(ctx, repo, protectBranch.MergeWhitelistTeamIDs, opts.MergeTeamIDs)
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if err != nil {
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return err
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}
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protectBranch.MergeWhitelistTeamIDs = whitelist
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whitelist, err = updateTeamWhitelist(ctx, repo, protectBranch.ApprovalsWhitelistTeamIDs, opts.ApprovalsTeamIDs)
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if err != nil {
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return err
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}
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protectBranch.ApprovalsWhitelistTeamIDs = whitelist
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// Make sure protectBranch.ID is not 0 for whitelists
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if protectBranch.ID == 0 {
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if _, err = db.GetEngine(ctx).Insert(protectBranch); err != nil {
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return fmt.Errorf("Insert: %w", err)
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}
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return nil
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}
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if _, err = db.GetEngine(ctx).ID(protectBranch.ID).AllCols().Update(protectBranch); err != nil {
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return fmt.Errorf("Update: %w", err)
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}
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return nil
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}
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// GetProtectedBranches get all protected branches
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func GetProtectedBranches(ctx context.Context, repoID int64) ([]*ProtectedBranch, error) {
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protectedBranches := make([]*ProtectedBranch, 0)
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return protectedBranches, db.GetEngine(ctx).Find(&protectedBranches, &ProtectedBranch{RepoID: repoID})
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}
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// IsProtectedBranch checks if branch is protected
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func IsProtectedBranch(ctx context.Context, repoID int64, branchName string) (bool, error) {
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protectedBranch := &ProtectedBranch{
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RepoID: repoID,
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BranchName: branchName,
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}
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has, err := db.GetEngine(ctx).Exist(protectedBranch)
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if err != nil {
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return true, err
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}
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return has, nil
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}
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// updateApprovalWhitelist checks whether the user whitelist changed and returns a whitelist with
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// the users from newWhitelist which have explicit read or write access to the repo.
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func updateApprovalWhitelist(ctx context.Context, repo *repo_model.Repository, currentWhitelist, newWhitelist []int64) (whitelist []int64, err error) {
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hasUsersChanged := !util.IsSliceInt64Eq(currentWhitelist, newWhitelist)
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if !hasUsersChanged {
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return currentWhitelist, nil
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}
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whitelist = make([]int64, 0, len(newWhitelist))
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for _, userID := range newWhitelist {
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if reader, err := access_model.IsRepoReader(ctx, repo, userID); err != nil {
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return nil, err
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} else if !reader {
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continue
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}
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whitelist = append(whitelist, userID)
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}
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return whitelist, err
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}
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// updateUserWhitelist checks whether the user whitelist changed and returns a whitelist with
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// the users from newWhitelist which have write access to the repo.
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func updateUserWhitelist(ctx context.Context, repo *repo_model.Repository, currentWhitelist, newWhitelist []int64) (whitelist []int64, err error) {
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hasUsersChanged := !util.IsSliceInt64Eq(currentWhitelist, newWhitelist)
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if !hasUsersChanged {
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return currentWhitelist, nil
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}
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whitelist = make([]int64, 0, len(newWhitelist))
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for _, userID := range newWhitelist {
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user, err := user_model.GetUserByID(ctx, userID)
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if err != nil {
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return nil, fmt.Errorf("GetUserByID [user_id: %d, repo_id: %d]: %w", userID, repo.ID, err)
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}
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perm, err := access_model.GetUserRepoPermission(ctx, repo, user)
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if err != nil {
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return nil, fmt.Errorf("GetUserRepoPermission [user_id: %d, repo_id: %d]: %w", userID, repo.ID, err)
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}
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if !perm.CanWrite(unit.TypeCode) {
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continue // Drop invalid user ID
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}
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whitelist = append(whitelist, userID)
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}
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return whitelist, err
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}
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// updateTeamWhitelist checks whether the team whitelist changed and returns a whitelist with
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// the teams from newWhitelist which have write access to the repo.
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func updateTeamWhitelist(ctx context.Context, repo *repo_model.Repository, currentWhitelist, newWhitelist []int64) (whitelist []int64, err error) {
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hasTeamsChanged := !util.IsSliceInt64Eq(currentWhitelist, newWhitelist)
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if !hasTeamsChanged {
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return currentWhitelist, nil
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}
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teams, err := organization.GetTeamsWithAccessToRepo(ctx, repo.OwnerID, repo.ID, perm.AccessModeRead)
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if err != nil {
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return nil, fmt.Errorf("GetTeamsWithAccessToRepo [org_id: %d, repo_id: %d]: %w", repo.OwnerID, repo.ID, err)
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}
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whitelist = make([]int64, 0, len(teams))
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for i := range teams {
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if util.IsInt64InSlice(teams[i].ID, newWhitelist) {
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whitelist = append(whitelist, teams[i].ID)
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}
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}
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return whitelist, err
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}
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// DeleteProtectedBranch removes ProtectedBranch relation between the user and repository.
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func DeleteProtectedBranch(ctx context.Context, repoID, id int64) (err error) {
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protectedBranch := &ProtectedBranch{
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RepoID: repoID,
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ID: id,
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}
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if affected, err := db.GetEngine(ctx).Delete(protectedBranch); err != nil {
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return err
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} else if affected != 1 {
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return fmt.Errorf("delete protected branch ID(%v) failed", id)
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}
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return nil
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}
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// DeletedBranch struct
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type DeletedBranch struct {
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ID int64 `xorm:"pk autoincr"`
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RepoID int64 `xorm:"UNIQUE(s) INDEX NOT NULL"`
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Name string `xorm:"UNIQUE(s) NOT NULL"`
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Commit string `xorm:"UNIQUE(s) NOT NULL"`
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DeletedByID int64 `xorm:"INDEX"`
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DeletedBy *user_model.User `xorm:"-"`
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DeletedUnix timeutil.TimeStamp `xorm:"INDEX created"`
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}
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// AddDeletedBranch adds a deleted branch to the database
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func AddDeletedBranch(ctx context.Context, repoID int64, branchName, commit string, deletedByID int64) error {
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deletedBranch := &DeletedBranch{
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RepoID: repoID,
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Name: branchName,
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Commit: commit,
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DeletedByID: deletedByID,
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}
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_, err := db.GetEngine(ctx).Insert(deletedBranch)
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return err
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}
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// GetDeletedBranches returns all the deleted branches
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func GetDeletedBranches(ctx context.Context, repoID int64) ([]*DeletedBranch, error) {
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deletedBranches := make([]*DeletedBranch, 0)
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return deletedBranches, db.GetEngine(ctx).Where("repo_id = ?", repoID).Desc("deleted_unix").Find(&deletedBranches)
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}
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// GetDeletedBranchByID get a deleted branch by its ID
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func GetDeletedBranchByID(ctx context.Context, repoID, id int64) (*DeletedBranch, error) {
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deletedBranch := &DeletedBranch{}
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has, err := db.GetEngine(ctx).Where("repo_id = ?", repoID).And("id = ?", id).Get(deletedBranch)
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if err != nil {
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return nil, err
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}
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if !has {
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return nil, nil
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}
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return deletedBranch, nil
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}
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// RemoveDeletedBranchByID removes a deleted branch from the database
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func RemoveDeletedBranchByID(ctx context.Context, repoID, id int64) (err error) {
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deletedBranch := &DeletedBranch{
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RepoID: repoID,
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ID: id,
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}
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if affected, err := db.GetEngine(ctx).Delete(deletedBranch); err != nil {
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return err
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} else if affected != 1 {
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return fmt.Errorf("remove deleted branch ID(%v) failed", id)
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}
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return nil
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}
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// LoadUser loads the user that deleted the branch
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// When there's no user found it returns a user_model.NewGhostUser
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func (deletedBranch *DeletedBranch) LoadUser(ctx context.Context) {
|
|
user, err := user_model.GetUserByID(ctx, deletedBranch.DeletedByID)
|
|
if err != nil {
|
|
user = user_model.NewGhostUser()
|
|
}
|
|
deletedBranch.DeletedBy = user
|
|
}
|
|
|
|
// RemoveDeletedBranchByName removes all deleted branches
|
|
func RemoveDeletedBranchByName(ctx context.Context, repoID int64, branch string) error {
|
|
_, err := db.GetEngine(ctx).Where("repo_id=? AND name=?", repoID, branch).Delete(new(DeletedBranch))
|
|
return err
|
|
}
|
|
|
|
// RemoveOldDeletedBranches removes old deleted branches
|
|
func RemoveOldDeletedBranches(ctx context.Context, olderThan time.Duration) {
|
|
// Nothing to do for shutdown or terminate
|
|
log.Trace("Doing: DeletedBranchesCleanup")
|
|
|
|
deleteBefore := time.Now().Add(-olderThan)
|
|
_, err := db.GetEngine(ctx).Where("deleted_unix < ?", deleteBefore.Unix()).Delete(new(DeletedBranch))
|
|
if err != nil {
|
|
log.Error("DeletedBranchesCleanup: %v", err)
|
|
}
|
|
}
|
|
|
|
// RenamedBranch provide renamed branch log
|
|
// will check it when a branch can't be found
|
|
type RenamedBranch struct {
|
|
ID int64 `xorm:"pk autoincr"`
|
|
RepoID int64 `xorm:"INDEX NOT NULL"`
|
|
From string
|
|
To string
|
|
CreatedUnix timeutil.TimeStamp `xorm:"created"`
|
|
}
|
|
|
|
// FindRenamedBranch check if a branch was renamed
|
|
func FindRenamedBranch(ctx context.Context, repoID int64, from string) (branch *RenamedBranch, exist bool, err error) {
|
|
branch = &RenamedBranch{
|
|
RepoID: repoID,
|
|
From: from,
|
|
}
|
|
exist, err = db.GetEngine(ctx).Get(branch)
|
|
|
|
return branch, exist, err
|
|
}
|
|
|
|
// RenameBranch rename a branch
|
|
func RenameBranch(ctx context.Context, repo *repo_model.Repository, from, to string, gitAction func(isDefault bool) error) (err error) {
|
|
ctx, committer, err := db.TxContext(ctx)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer committer.Close()
|
|
|
|
sess := db.GetEngine(ctx)
|
|
// 1. update default branch if needed
|
|
isDefault := repo.DefaultBranch == from
|
|
if isDefault {
|
|
repo.DefaultBranch = to
|
|
_, err = sess.ID(repo.ID).Cols("default_branch").Update(repo)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
// 2. Update protected branch if needed
|
|
protectedBranch, err := GetProtectedBranchBy(ctx, repo.ID, from)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if protectedBranch != nil {
|
|
protectedBranch.BranchName = to
|
|
_, err = sess.ID(protectedBranch.ID).Cols("branch_name").Update(protectedBranch)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
// 3. Update all not merged pull request base branch name
|
|
_, err = sess.Table("pull_request").Where("base_repo_id=? AND base_branch=? AND has_merged=?",
|
|
repo.ID, from, false).
|
|
Update(map[string]interface{}{"base_branch": to})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// 4. do git action
|
|
if err = gitAction(isDefault); err != nil {
|
|
return err
|
|
}
|
|
|
|
// 5. insert renamed branch record
|
|
renamedBranch := &RenamedBranch{
|
|
RepoID: repo.ID,
|
|
From: from,
|
|
To: to,
|
|
}
|
|
err = db.Insert(ctx, renamedBranch)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
return committer.Commit()
|
|
}
|