fix(logging): refuser les FIFO sans bloquer le démarrage (#60) #66
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2027a/murmur!66
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Fixes #60
Correctif
Ajouter O_NONBLOCK à l'ouverture du log avant validation du descripteur ; conserver O_NOFOLLOW, O_CLOEXEC et toutes les vérifications fichier régulier/EUID/lien unique/mode 0600. Cela couvre OpenDestination, NewRotatingFile et ConfigureFile.
Régressions
Un sous-processus de test appelle chaque point d'entrée sur un FIFO sans lecteur. Avant le correctif, les trois appels bloquent et sont tués/récoltés par leur délai de garde, sans goroutine orpheline. Après le correctif, rejet immédiat.
Tests supplémentaires de non-modification des hardlinks, symlinks, FIFO avec lecteur et répertoires ; contrôle nominal de conservation du contenu, append et normalisation 0600. Les tests existants de rotation bornée restent verts.
Vérification
Documentation de configuration actualisée. PR indépendante de #65 ; binaire local inchangé.