2026-08-21 00:40:30 +00:00
1 changed files with 6 additions and 1 deletions
@@ -149,7 +149,12 @@ assert_not_contains "absent socket must not create a tmux session" "$log1" "TMUX
 # the live socket lives at a SHORT path under /tmp (unique per run, cleaned
 # with the suite). The preflight takes its socket path explicitly, so this
 # stays fully controlled.
-LIVE_SOCK=$(mktemp -u /tmp/mosaic-preflight-XXXXXX.sock)
+# A real unix socket at a SHORT absolute path (AF_UNIX limit is 108 bytes,
+# so the repo-deep SOCK_DIR cannot host it). The name is composed, not
+# `mktemp -u`: the CI image's mktemp dialect rejects that invocation
+# (pipeline 2562: "mktemp: : Invalid argument"), and no pre-existing file is
+# wanted anyway — the holder binds it fresh.
+LIVE_SOCK="/tmp/mosaic-preflight-$RANDOM-$$.sock"
 trap 'rm -f "$LIVE_SOCK"' EXIT
 rm -f "$SOCK_DIR/live.sock" "$LIVE_SOCK"
 cat > "$SOCK_DIR/holder.py" <<'PY'