fix(application): writable roots Codex corrects sur projets non-IdeA quel que soit le mode de lancement — #309 (QA verte)
cause: la politique de lancement Codex divergeait selon le chemin de composition. compile_codex_launch_policy ajoutait les roots extra (temp géré) AVANT de calculer le mode de sandbox, et le builder PTY (append_codex_pty_managed_temp_roots) n'appliquait QUE ces roots temp, ignorant project root et politique compilée ; sans permissions explicites, codex_permission_writable_roots renvoyait une liste vide, donc le premier lancement TUI partait sans --add-dir project root et rejetait les roots additionnels (« Error adding directories: Ignoring --add-dir … because the effective permissions do not allow additional writable roots ») ; un --add-dir <project root> préexistant dans spec.args n'était pas réconcilié, d'où des comportements différents entre first-run, stop/relaunch, CLI custom et délégation headless — invisible sur le projet IdeA lui-même du fait de ses permissions déjà configurées. fix: codex_permission_writable_roots retourne par défaut le project root quand aucune permission explicite n'est configurée (jamais vide si root non vide) ; compile_codex_launch_policy n'ajoute les roots extra qu'en mode workspace-write et reste vide en read-only (deny explicite ne gagne jamais project root ni temp géré) ; nouveau apply_codex_pty_launch_policy unique source de vérité PTY Codex — réécrit la valeur --sandbox existante ou l'ajoute, draine le --add-dir <project root> préexistant puis pose les roots compilés dédupliqués, composition identique pour first-run, relaunch, custom CLI et headless ; unconfigured_policy_writes_project_and_deduplicated_managed_temp, explicit_write_deny_never_gains_project_or_managed_temp_root, partial_allow_exposes_only_its_computed_rw_grant + tests lifecycle de réécriture d'args ajoutés. QA verte: cargo targeted tests OK, npm targeted/typecheck OK — reconfirmée par Git: git diff --check OK, cargo fmt --all -- --check OK, cargo test -p application --lib codex_permissions 3/3, cargo test -p application --lib lifecycle 48/48. fichiers .ideai/* (agents/test.md, chat-drafts.json, system-permissions.json, tickets/counter.json, tickets/index.json, tickets/308/, tickets/309/), attachments/ et scripts/ hors périmètre et préservés en worktree ; aucun push. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
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@ -11,9 +11,10 @@ pub(crate) fn compile_codex_launch_policy(
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extra_writable_roots: &[String],
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) -> StructuredProviderLaunchPolicy {
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let mut writable_roots = codex_permission_writable_roots(project_root, run_dir, permissions);
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append_unique_paths(&mut writable_roots, extra_writable_roots);
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let sandbox_mode = codex_sandbox_mode(permissions, &writable_roots).to_owned();
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if sandbox_mode != "workspace-write" {
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if sandbox_mode == "workspace-write" {
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append_unique_paths(&mut writable_roots, extra_writable_roots);
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} else {
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writable_roots.clear();
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}
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@ -30,7 +31,11 @@ pub(crate) fn codex_permission_writable_roots(
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permissions: Option<&EffectivePermissions>,
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) -> Vec<String> {
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let Some(permissions) = permissions else {
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return Vec::new();
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return if project_root.is_empty() {
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Vec::new()
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} else {
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vec![project_root.to_owned()]
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};
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};
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let mut roots = Vec::new();
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@ -99,3 +104,75 @@ fn append_unique_path(target: &mut Vec<String>, root: &str) {
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}
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target.push(root.to_owned());
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use domain::permission::{resolve, PathScope, PermissionRule, PermissionSet};
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fn effective(rules: Vec<PermissionRule>, fallback: Posture) -> EffectivePermissions {
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resolve(Some(&PermissionSet::new(rules, fallback)), None).unwrap()
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}
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fn codex(policy: StructuredProviderLaunchPolicy) -> (String, Vec<String>) {
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let StructuredProviderLaunchPolicy::Codex {
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sandbox_mode,
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writable_roots,
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..
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} = policy;
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(sandbox_mode, writable_roots)
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}
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#[test]
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fn unconfigured_policy_writes_project_and_deduplicated_managed_temp() {
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let (mode, roots) = codex(compile_codex_launch_policy(
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"/project",
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"/project/.ideai/run/main",
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None,
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None,
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&["/managed/tmp".to_owned(), "/project".to_owned()],
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));
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assert_eq!(mode, "workspace-write");
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assert_eq!(roots, vec!["/project", "/managed/tmp"]);
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}
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#[test]
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fn explicit_write_deny_never_gains_project_or_managed_temp_root() {
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let deny = PermissionRule::file(
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Capability::Write,
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Effect::Deny,
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PathScope::new(["**".to_owned()]).unwrap(),
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)
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.unwrap();
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let permissions = effective(vec![deny], Posture::Ask);
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let (mode, roots) = codex(compile_codex_launch_policy(
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"/project",
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"/run",
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Some(&permissions),
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None,
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&["/managed/tmp".to_owned()],
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));
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assert_eq!(mode, "read-only");
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assert!(roots.is_empty());
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}
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#[test]
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fn partial_allow_exposes_only_its_computed_rw_grant() {
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let allow = PermissionRule::file(
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Capability::Write,
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Effect::Allow,
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PathScope::new(["generated/**".to_owned()]).unwrap(),
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)
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.unwrap();
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let permissions = effective(vec![allow], Posture::Deny);
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let (mode, roots) = codex(compile_codex_launch_policy(
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"/project",
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"/run",
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Some(&permissions),
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None,
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&[],
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));
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assert_eq!(mode, "workspace-write");
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assert_eq!(roots, vec!["/project/generated"]);
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}
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}
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