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https://codeberg.org/forgejo/forgejo.git
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364 lines
11 KiB
Go
364 lines
11 KiB
Go
// Copyright 2021 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package actions
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import (
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"context"
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"encoding/binary"
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"encoding/hex"
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"fmt"
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"strings"
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"time"
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auth_model "code.gitea.io/gitea/models/auth"
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"code.gitea.io/gitea/models/db"
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repo_model "code.gitea.io/gitea/models/repo"
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"code.gitea.io/gitea/models/shared/types"
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user_model "code.gitea.io/gitea/models/user"
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"code.gitea.io/gitea/modules/optional"
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"code.gitea.io/gitea/modules/timeutil"
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"code.gitea.io/gitea/modules/translation"
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"code.gitea.io/gitea/modules/util"
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runnerv1 "code.gitea.io/actions-proto-go/runner/v1"
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"xorm.io/builder"
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)
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// ActionRunner represents runner machines
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//
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// It can be:
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// 1. global runner, OwnerID is 0 and RepoID is 0
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// 2. org/user level runner, OwnerID is org/user ID and RepoID is 0
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// 3. repo level runner, OwnerID is 0 and RepoID is repo ID
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//
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// Please note that it's not acceptable to have both OwnerID and RepoID to be non-zero,
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// or it will be complicated to find runners belonging to a specific owner.
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// For example, conditions like `OwnerID = 1` will also return runner {OwnerID: 1, RepoID: 1},
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// but it's a repo level runner, not an org/user level runner.
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// To avoid this, make it clear with {OwnerID: 0, RepoID: 1} for repo level runners.
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type ActionRunner struct {
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ID int64
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UUID string `xorm:"CHAR(36) UNIQUE"`
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Name string `xorm:"VARCHAR(255)"`
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Version string `xorm:"VARCHAR(64)"`
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OwnerID int64 `xorm:"index"`
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Owner *user_model.User `xorm:"-"`
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RepoID int64 `xorm:"index"`
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Repo *repo_model.Repository `xorm:"-"`
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Description string `xorm:"TEXT"`
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Base int // 0 native 1 docker 2 virtual machine
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RepoRange string // glob match which repositories could use this runner
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Token string `xorm:"-"`
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TokenHash string `xorm:"UNIQUE"` // sha256 of token
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TokenSalt string
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// TokenLastEight string `xorm:"token_last_eight"` // it's unnecessary because we don't find runners by token
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LastOnline timeutil.TimeStamp `xorm:"index"`
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LastActive timeutil.TimeStamp `xorm:"index"`
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// Store labels defined in state file (default: .runner file) of `act_runner`
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AgentLabels []string `xorm:"TEXT"`
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Created timeutil.TimeStamp `xorm:"created"`
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Updated timeutil.TimeStamp `xorm:"updated"`
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Deleted timeutil.TimeStamp `xorm:"deleted"`
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}
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const (
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RunnerOfflineTime = time.Minute
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RunnerIdleTime = 10 * time.Second
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)
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// BelongsToOwnerName before calling, should guarantee that all attributes are loaded
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func (r *ActionRunner) BelongsToOwnerName() string {
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if r.RepoID != 0 {
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return r.Repo.FullName()
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}
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if r.OwnerID != 0 {
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return r.Owner.Name
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}
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return ""
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}
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func (r *ActionRunner) BelongsToOwnerType() types.OwnerType {
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if r.RepoID != 0 {
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return types.OwnerTypeRepository
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}
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if r.OwnerID != 0 {
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if r.Owner.Type == user_model.UserTypeOrganization {
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return types.OwnerTypeOrganization
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} else if r.Owner.Type == user_model.UserTypeIndividual {
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return types.OwnerTypeIndividual
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}
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}
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return types.OwnerTypeSystemGlobal
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}
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// if the logic here changed, you should also modify FindRunnerOptions.ToCond
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func (r *ActionRunner) Status() runnerv1.RunnerStatus {
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if time.Since(r.LastOnline.AsTime()) > RunnerOfflineTime {
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return runnerv1.RunnerStatus_RUNNER_STATUS_OFFLINE
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}
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if time.Since(r.LastActive.AsTime()) > RunnerIdleTime {
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return runnerv1.RunnerStatus_RUNNER_STATUS_IDLE
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}
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return runnerv1.RunnerStatus_RUNNER_STATUS_ACTIVE
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}
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func (r *ActionRunner) StatusName() string {
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return strings.ToLower(strings.TrimPrefix(r.Status().String(), "RUNNER_STATUS_"))
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}
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func (r *ActionRunner) StatusLocaleName(lang translation.Locale) string {
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return lang.TrString("actions.runners.status." + r.StatusName())
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}
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func (r *ActionRunner) IsOnline() bool {
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status := r.Status()
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if status == runnerv1.RunnerStatus_RUNNER_STATUS_IDLE || status == runnerv1.RunnerStatus_RUNNER_STATUS_ACTIVE {
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return true
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}
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return false
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}
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// Editable checks if the runner is editable by the user
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func (r *ActionRunner) Editable(ownerID, repoID int64) bool {
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if ownerID == 0 && repoID == 0 {
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return true
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}
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if ownerID > 0 && r.OwnerID == ownerID {
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return true
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}
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return repoID > 0 && r.RepoID == repoID
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}
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// LoadAttributes loads the attributes of the runner
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func (r *ActionRunner) LoadAttributes(ctx context.Context) error {
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if r.OwnerID > 0 {
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var user user_model.User
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has, err := db.GetEngine(ctx).ID(r.OwnerID).Get(&user)
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if err != nil {
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return err
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}
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if has {
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r.Owner = &user
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}
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}
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if r.RepoID > 0 {
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var repo repo_model.Repository
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has, err := db.GetEngine(ctx).ID(r.RepoID).Get(&repo)
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if err != nil {
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return err
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}
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if has {
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r.Repo = &repo
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}
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}
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return nil
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}
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func (r *ActionRunner) GenerateToken() (err error) {
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r.Token, r.TokenSalt, r.TokenHash, _, err = generateSaltedToken()
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return err
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}
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// UpdateSecret updates the hash based on the specified token. It does not
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// ensure that the runner's UUID matches the first 16 bytes of the token.
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func (r *ActionRunner) UpdateSecret(token string) error {
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saltBytes, err := util.CryptoRandomBytes(16)
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if err != nil {
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return fmt.Errorf("CryptoRandomBytes %v", err)
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}
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salt := hex.EncodeToString(saltBytes)
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r.Token = token
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r.TokenSalt = salt
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r.TokenHash = auth_model.HashToken(token, salt)
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return nil
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}
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func init() {
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db.RegisterModel(&ActionRunner{})
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}
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type FindRunnerOptions struct {
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db.ListOptions
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RepoID int64
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OwnerID int64 // it will be ignored if RepoID is set
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Sort string
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Filter string
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IsOnline optional.Option[bool]
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WithAvailable bool // not only runners belong to, but also runners can be used
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}
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func (opts FindRunnerOptions) ToConds() builder.Cond {
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cond := builder.NewCond()
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if opts.RepoID > 0 {
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c := builder.NewCond().And(builder.Eq{"repo_id": opts.RepoID})
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if opts.WithAvailable {
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c = c.Or(builder.Eq{"owner_id": builder.Select("owner_id").From("repository").Where(builder.Eq{"id": opts.RepoID})})
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c = c.Or(builder.Eq{"repo_id": 0, "owner_id": 0})
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}
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cond = cond.And(c)
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} else if opts.OwnerID > 0 { // OwnerID is ignored if RepoID is set
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c := builder.NewCond().And(builder.Eq{"owner_id": opts.OwnerID})
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if opts.WithAvailable {
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c = c.Or(builder.Eq{"repo_id": 0, "owner_id": 0})
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}
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cond = cond.And(c)
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}
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if opts.Filter != "" {
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cond = cond.And(builder.Like{"name", opts.Filter})
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}
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if opts.IsOnline.Has() {
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if opts.IsOnline.Value() {
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cond = cond.And(builder.Gt{"last_online": time.Now().Add(-RunnerOfflineTime).Unix()})
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} else {
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cond = cond.And(builder.Lte{"last_online": time.Now().Add(-RunnerOfflineTime).Unix()})
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}
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}
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return cond
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}
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func (opts FindRunnerOptions) ToOrders() string {
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switch opts.Sort {
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case "online":
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return "last_online DESC"
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case "offline":
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return "last_online ASC"
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case "alphabetically":
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return "name ASC"
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case "reversealphabetically":
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return "name DESC"
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case "newest":
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return "id DESC"
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case "oldest":
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return "id ASC"
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}
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return "last_online DESC"
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}
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// GetRunnerByUUID returns a runner via uuid
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func GetRunnerByUUID(ctx context.Context, uuid string) (*ActionRunner, error) {
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var runner ActionRunner
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has, err := db.GetEngine(ctx).Where("uuid=?", uuid).Get(&runner)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, fmt.Errorf("runner with uuid %s: %w", uuid, util.ErrNotExist)
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}
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return &runner, nil
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}
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// GetRunnerByID returns a runner via id
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func GetRunnerByID(ctx context.Context, id int64) (*ActionRunner, error) {
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var runner ActionRunner
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has, err := db.GetEngine(ctx).Where("id=?", id).Get(&runner)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, fmt.Errorf("runner with id %d: %w", id, util.ErrNotExist)
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}
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return &runner, nil
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}
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// UpdateRunner updates runner's information.
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func UpdateRunner(ctx context.Context, r *ActionRunner, cols ...string) error {
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e := db.GetEngine(ctx)
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r.Name, _ = util.SplitStringAtByteN(r.Name, 255)
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var err error
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if len(cols) == 0 {
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_, err = e.ID(r.ID).AllCols().Update(r)
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} else {
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_, err = e.ID(r.ID).Cols(cols...).Update(r)
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}
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return err
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}
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// DeleteRunner deletes a runner by given ID.
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func DeleteRunner(ctx context.Context, id int64) error {
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runner, err := GetRunnerByID(ctx, id)
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if err != nil {
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return err
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}
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// Replace the UUID, which was either based on the secret's first 16 bytes or an UUIDv4,
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// with a sequence of 8 0xff bytes followed by the little-endian version of the record's
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// identifier. This will prevent the deleted record's identifier from colliding with any
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// new record.
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b := make([]byte, 8)
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binary.LittleEndian.PutUint64(b, uint64(id))
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runner.UUID = fmt.Sprintf("ffffffff-ffff-ffff-%.2x%.2x-%.2x%.2x%.2x%.2x%.2x%.2x",
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b[0], b[1], b[2], b[3], b[4], b[5], b[6], b[7])
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err = UpdateRunner(ctx, runner, "UUID")
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if err != nil {
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return err
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}
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_, err = db.DeleteByID[ActionRunner](ctx, id)
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return err
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}
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// CreateRunner creates new runner.
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func CreateRunner(ctx context.Context, t *ActionRunner) error {
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if t.OwnerID != 0 && t.RepoID != 0 {
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// It's trying to create a runner that belongs to a repository, but OwnerID has been set accidentally.
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// Remove OwnerID to avoid confusion; it's not worth returning an error here.
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t.OwnerID = 0
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}
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t.Name, _ = util.SplitStringAtByteN(t.Name, 255)
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return db.Insert(ctx, t)
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}
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func CountRunnersWithoutBelongingOwner(ctx context.Context) (int64, error) {
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// Only affect action runners were a owner ID is set, as actions runners
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// could also be created on a repository.
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return db.GetEngine(ctx).Table("action_runner").
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Join("LEFT", "`user`", "`action_runner`.owner_id = `user`.id").
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Where("`action_runner`.owner_id != ?", 0).
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And(builder.IsNull{"`user`.id"}).
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Count(new(ActionRunner))
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}
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func FixRunnersWithoutBelongingOwner(ctx context.Context) (int64, error) {
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subQuery := builder.Select("`action_runner`.id").
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From("`action_runner`").
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Join("LEFT", "`user`", "`action_runner`.owner_id = `user`.id").
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Where(builder.Neq{"`action_runner`.owner_id": 0}).
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And(builder.IsNull{"`user`.id"})
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b := builder.Delete(builder.In("id", subQuery)).From("`action_runner`")
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res, err := db.GetEngine(ctx).Exec(b)
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if err != nil {
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return 0, err
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}
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return res.RowsAffected()
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}
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func CountRunnersWithoutBelongingRepo(ctx context.Context) (int64, error) {
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return db.GetEngine(ctx).Table("action_runner").
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Join("LEFT", "`repository`", "`action_runner`.repo_id = `repository`.id").
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Where("`action_runner`.repo_id != ?", 0).
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And(builder.IsNull{"`repository`.id"}).
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Count(new(ActionRunner))
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}
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func FixRunnersWithoutBelongingRepo(ctx context.Context) (int64, error) {
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subQuery := builder.Select("`action_runner`.id").
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From("`action_runner`").
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Join("LEFT", "`repository`", "`action_runner`.repo_id = `repository`.id").
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Where(builder.Neq{"`action_runner`.repo_id": 0}).
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And(builder.IsNull{"`repository`.id"})
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b := builder.Delete(builder.In("id", subQuery)).From("`action_runner`")
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res, err := db.GetEngine(ctx).Exec(b)
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if err != nil {
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return 0, err
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}
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return res.RowsAffected()
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}
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