nx_external_reach_probe.nx

nx_external_reach_probe.nx -- continuously probe an external endpoint for per-stage reachability + latency; alert on degradation. module: nishi-core.perception.external_reach_probe depends: nishi-core.perception.profile + nishi-core.perception.perceptual_dataset + nishi-core.perception.provenance_curve_store + nishi-core.perception.instrument_diagnostician + nishi-core.net.socket + nishi-core.io.syscalls disk_kb: 6 capability: PERCEPTION wired_status: PARTIAL_WIRED (nx_reach_probe_now GRADUATED to basic-glue 2026-05-20: composes nx_https_get + nx_clock_monotonic_ns for total-time + overall verdict; per-stage breakdown still queued) MISSING_CAPABILITIES (still queued): - PER_STAGE_CLOCK_TAPS (separate DNS / TCP / TLS / HTTP timings; requires calling nx_https_url_for_fetch + nx_https_url_connect + nx_tls13_client_session_run + nx_http_get directly with clock taps between each phase instead of single nx_https_get black box) - SCHEDULED_PROBE_LOOP (composes with nx_race_timing CONTINUOUS or SCHEDULED modes already FULLY_WIRED) - DEGRADATION_ALERT_DISPATCH (composes with nx_instrument_diagnostician for named-fix output when reachability drops below threshold) - PEER_HOST_DISPATCH (probe runs from one or more peer hosts so a single monitoring vantage point doesn't masquerade as "the whole world reaches us") - CALLER_PROVIDED_TRUST_STORE_AND_RNG (v1 uses fixed seed + empty trust store; v2 accepts caller-provided per user-owns-every-bit cardinal) - DATASET_PERSIST (write result to nx_perceptual_dataset as DRIFT_OBSERVATION entry; queued behind nx_pds_write_trial wire-up) license_tier: PUBLIC_NISHI_SUBSTRATE genealogy_id: feedback-substrate-does-heavy-lifting-user-is-partner-not-gate_2026 + feedback-substrate-primitives-meta-not-one-off_2026 + feedback-real-playtest-loop-not-just-logs_2026 + feedback-no-false-ok-substrate-honesty-audit + nx_realism_score + NISHIFAMILY_VIDEO_HARDENING_2026-05-20 + feedback-self-surfacing-intelligence-staged-autonomy