| 1 | // SPDX-License-Identifier: AGPL-3.0-or-later |
| 2 | |
| 3 | // Package audit writes structured rows into the auth_audit_log table for |
| 4 | // security-relevant events. The schema is generic — actor, action, target, |
| 5 | // meta JSON — so future sprints reuse this for permission changes, |
| 6 | // org-membership changes, admin actions, etc. |
| 7 | // |
| 8 | // Callers MUST NOT put secret material in the meta JSON. The values land |
| 9 | // unredacted in the DB; treat the table contents as confidential but |
| 10 | // never sensitive (no plaintext passwords, no TOTP secrets, no PATs). |
| 11 | package audit |
| 12 | |
| 13 | import ( |
| 14 | "context" |
| 15 | "encoding/json" |
| 16 | "errors" |
| 17 | "fmt" |
| 18 | |
| 19 | "github.com/jackc/pgx/v5/pgtype" |
| 20 | |
| 21 | usersdb "github.com/tenseleyFlow/shithub/internal/users/sqlc" |
| 22 | ) |
| 23 | |
| 24 | // DBTX matches sqlc's DBTX so callers can pass *pgxpool.Pool or a tx. |
| 25 | type DBTX = usersdb.DBTX |
| 26 | |
| 27 | // Action is a typed action constant. Reuse these across packages so the |
| 28 | // set stays tight and grep-able. |
| 29 | type Action string |
| 30 | |
| 31 | const ( |
| 32 | Action2FAEnabled Action = "2fa_enabled" |
| 33 | Action2FADisabled Action = "2fa_disabled" |
| 34 | ActionRecoveryCodesIssued Action = "recovery_codes_issued" |
| 35 | ActionRecoveryCodeUsed Action = "recovery_code_used" |
| 36 | ActionRecoveryRegenerated Action = "recovery_codes_regenerated" |
| 37 | ActionAdminCleared2FA Action = "admin_cleared_2fa" |
| 38 | ActionPasswordChanged Action = "password_changed" |
| 39 | ActionPasswordReset Action = "password_reset_consumed" |
| 40 | ActionLoginSucceeded Action = "login_succeeded" |
| 41 | ActionLoginFailedThrottled Action = "login_failed_throttled" |
| 42 | ActionAccountSuspended Action = "account_suspended" |
| 43 | ActionSSHKeyAdded Action = "ssh_key_added" |
| 44 | ActionSSHKeyDeleted Action = "ssh_key_deleted" |
| 45 | ActionPATCreated Action = "pat_created" |
| 46 | ActionPATRevoked Action = "pat_revoked" |
| 47 | ActionUsernameChanged Action = "username_changed" |
| 48 | ActionAccountDeleted Action = "account_deleted" |
| 49 | ActionAccountRestored Action = "account_restored" |
| 50 | ActionRepoCreated Action = "repo_created" |
| 51 | ActionRepoRenamed Action = "repo_renamed" |
| 52 | ActionRepoArchived Action = "repo_archived" |
| 53 | ActionRepoUnarchived Action = "repo_unarchived" |
| 54 | ActionRepoVisibilityChanged Action = "repo_visibility_changed" |
| 55 | ActionRepoSoftDeleted Action = "repo_soft_deleted" |
| 56 | ActionRepoRestored Action = "repo_restored" |
| 57 | ActionRepoHardDeleted Action = "repo_hard_deleted" |
| 58 | ActionRepoTransferRequested Action = "repo_transfer_requested" |
| 59 | ActionRepoTransferAccepted Action = "repo_transfer_accepted" |
| 60 | ActionRepoTransferDeclined Action = "repo_transfer_declined" |
| 61 | ActionRepoTransferCanceled Action = "repo_transfer_canceled" |
| 62 | ActionRepoTransferExpired Action = "repo_transfer_expired" |
| 63 | ActionIssueStateChanged Action = "issue_state_changed" |
| 64 | ActionIssueLockChanged Action = "issue_lock_changed" |
| 65 | ActionIssueCommentCreated Action = "issue_comment_created" |
| 66 | ActionPullStateChanged Action = "pull_state_changed" |
| 67 | ActionPullMerged Action = "pull_merged" |
| 68 | ActionStarCreated Action = "star_created" |
| 69 | ActionStarDeleted Action = "star_deleted" |
| 70 | ActionWatchSet Action = "watch_set" |
| 71 | ActionWatchUnset Action = "watch_unset" |
| 72 | ActionFollowCreated Action = "follow_created" |
| 73 | ActionFollowDeleted Action = "follow_deleted" |
| 74 | ActionRepoForked Action = "repo_forked" |
| 75 | ActionRepoForkSynced Action = "repo_fork_synced" |
| 76 | |
| 77 | // S33 / SR2 H1 — webhook lifecycle. Pre-SR2 webhook create/update |
| 78 | // overloaded ActionRepoCreated; delete/toggle/ping/redeliver were |
| 79 | // not audited at all. Each event now has its own enum. |
| 80 | ActionWebhookCreated Action = "webhook_created" |
| 81 | ActionWebhookUpdated Action = "webhook_updated" |
| 82 | ActionWebhookDeleted Action = "webhook_deleted" |
| 83 | ActionWebhookActiveSet Action = "webhook_active_set" |
| 84 | ActionWebhookActiveUnset Action = "webhook_active_unset" |
| 85 | ActionWebhookPinged Action = "webhook_pinged" |
| 86 | ActionWebhookRedelivered Action = "webhook_redelivered" |
| 87 | |
| 88 | // S41c — Actions secret/variable lifecycle. Metadata must include |
| 89 | // names only, never secret values. |
| 90 | ActionActionsSecretSet Action = "actions_secret_set" |
| 91 | ActionActionsSecretDeleted Action = "actions_secret_deleted" |
| 92 | ActionActionsVariableSet Action = "actions_variable_set" |
| 93 | ActionActionsVariableDeleted Action = "actions_variable_deleted" |
| 94 | ActionActionsPolicyUpdated Action = "actions_policy_updated" |
| 95 | |
| 96 | // S41h — Actions run/job lifecycle. Metadata must stay structural: |
| 97 | // run/job ids, status, conclusion, workflow path/name. Never include |
| 98 | // event payloads, env, logs, permissions, tokens, or secret values. |
| 99 | ActionWorkflowRunCreated Action = "workflow_run_created" |
| 100 | ActionWorkflowRunStarted Action = "workflow_run_started" |
| 101 | ActionWorkflowRunCompleted Action = "workflow_run_completed" |
| 102 | ActionWorkflowJobCreated Action = "workflow_job_created" |
| 103 | ActionWorkflowJobStarted Action = "workflow_job_started" |
| 104 | ActionWorkflowJobCompleted Action = "workflow_job_completed" |
| 105 | ActionWorkflowJobCancelled Action = "workflow_job_cancelled" |
| 106 | ActionWorkflowRunApproved Action = "workflow_run_approved" |
| 107 | ActionWorkflowRunRejected Action = "workflow_run_rejected" |
| 108 | |
| 109 | // S34 — site admin actions. Always recorded with the real admin's |
| 110 | // id in actor_id; impersonation flows additionally carry the |
| 111 | // impersonated user's id in meta.impersonated_user_id. |
| 112 | ActionAdminSiteAdminGranted Action = "admin_site_admin_granted" |
| 113 | ActionAdminSiteAdminRevoked Action = "admin_site_admin_revoked" |
| 114 | ActionAdminUserSuspended Action = "admin_user_suspended" |
| 115 | ActionAdminUserUnsuspended Action = "admin_user_unsuspended" |
| 116 | ActionAdminUserForceDeleted Action = "admin_user_force_deleted" |
| 117 | ActionAdminUserPasswordReset Action = "admin_user_password_reset" |
| 118 | ActionAdminRepoForceArchived Action = "admin_repo_force_archived" |
| 119 | ActionAdminRepoForceUnarchived Action = "admin_repo_force_unarchived" |
| 120 | ActionAdminRepoForceDeleted Action = "admin_repo_force_deleted" |
| 121 | ActionAdminJobRetried Action = "admin_job_retried" |
| 122 | ActionAdminJobDiscarded Action = "admin_job_discarded" |
| 123 | ActionAdminImpersonateStarted Action = "admin_impersonate_started" |
| 124 | ActionAdminImpersonateStopped Action = "admin_impersonate_stopped" |
| 125 | ActionAdminImpersonateWriteOn Action = "admin_impersonate_write_on" |
| 126 | ) |
| 127 | |
| 128 | // Target is a typed target-type constant. |
| 129 | type Target string |
| 130 | |
| 131 | const ( |
| 132 | TargetUser Target = "user" |
| 133 | TargetRepo Target = "repo" |
| 134 | TargetOrg Target = "org" |
| 135 | TargetIssue Target = "issue" |
| 136 | TargetPull Target = "pull" |
| 137 | ) |
| 138 | |
| 139 | // Recorder writes audit rows. Bound to the sqlc queries handle. |
| 140 | type Recorder struct { |
| 141 | q *usersdb.Queries |
| 142 | } |
| 143 | |
| 144 | // NewRecorder constructs a recorder. |
| 145 | func NewRecorder() *Recorder { return &Recorder{q: usersdb.New()} } |
| 146 | |
| 147 | // Record inserts a single audit-log row. actorID is the user_id of the |
| 148 | // actor performing the action (use 0 for system / admin-CLI actions). |
| 149 | // targetID is the affected entity (use 0 for actions without a single |
| 150 | // concrete target). |
| 151 | // |
| 152 | // meta MUST be a JSON-serializable map; secrets and PII (tokens, raw |
| 153 | // passwords, etc.) MUST NOT appear here. |
| 154 | func (r *Recorder) Record( |
| 155 | ctx context.Context, db DBTX, |
| 156 | actorID int64, action Action, target Target, targetID int64, meta map[string]any, |
| 157 | ) error { |
| 158 | if action == "" || target == "" { |
| 159 | return errors.New("audit: action and target_type required") |
| 160 | } |
| 161 | if meta == nil { |
| 162 | meta = map[string]any{} |
| 163 | } |
| 164 | metaJSON, err := json.Marshal(meta) |
| 165 | if err != nil { |
| 166 | return fmt.Errorf("audit: marshal meta: %w", err) |
| 167 | } |
| 168 | var actorParam pgtype.Int8 |
| 169 | if actorID != 0 { |
| 170 | actorParam = pgtype.Int8{Int64: actorID, Valid: true} |
| 171 | } |
| 172 | var targetParam pgtype.Int8 |
| 173 | if targetID != 0 { |
| 174 | targetParam = pgtype.Int8{Int64: targetID, Valid: true} |
| 175 | } |
| 176 | return r.q.InsertAuditLog(ctx, db, usersdb.InsertAuditLogParams{ |
| 177 | ActorID: actorParam, |
| 178 | Action: string(action), |
| 179 | TargetType: string(target), |
| 180 | TargetID: targetParam, |
| 181 | Meta: metaJSON, |
| 182 | }) |
| 183 | } |
| 184 |