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Diffstat (limited to 'cmake/config/lib.cmake')
| -rw-r--r-- | cmake/config/lib.cmake | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/cmake/config/lib.cmake b/cmake/config/lib.cmake deleted file mode 100644 index 81a7d6ba..00000000 --- a/cmake/config/lib.cmake +++ /dev/null @@ -1,139 +0,0 @@ -# Library configuration options for Ouroboros -# Options affecting libouroboros-common, libouroboros-dev, libouroboros-irm - -# Flow limits -set(SYS_MAX_FLOWS 10240 CACHE STRING - "Maximum number of total flows for this system") -set(PROC_MAX_FLOWS 4096 CACHE STRING - "Maximum number of flows in an application") -set(PROC_RES_FDS 64 CACHE STRING - "Number of reserved flow descriptors per application") -set(PROC_MAX_FQUEUES 32 CACHE STRING - "Maximum number of flow sets per application") - -# Threading -if(NOT APPLE) - set(PTHREAD_COND_CLOCK "CLOCK_MONOTONIC" CACHE STRING - "Clock to use for condition variable timing") -else() - set(PTHREAD_COND_CLOCK "CLOCK_REALTIME" CACHE INTERNAL - "Clock to use for condition variable timing") -endif() - -# Timeouts -set(SOCKET_TIMEOUT 500 CACHE STRING - "Default timeout for responses from IPCPs (ms)") - -# QoS settings -set(QOS_DISABLE_CRC TRUE CACHE BOOL - "Ignores ber setting on all QoS cubes") - -include(utils/CPUUtils) -detect_pclmul() -detect_pmull() -if(HAVE_PCLMUL) - message(STATUS "CRC-64/NVMe backend: PCLMUL (x86 SSE4.1+PCLMUL)") -elseif(HAVE_PMULL) - message(STATUS "CRC-64/NVMe backend: PMULL (aarch64 crypto)") -else() - message(STATUS "CRC-64/NVMe backend: byte table (no acceleration)") -endif() - -# Delta-t protocol timers (Watson bound: 3*MPL + A + R). -# MPL is reported per IPCP (IPCP_*_MPL); A and R are FRCT-wide. -set(DELTA_T_ACK 1000 CACHE STRING - "Maximum time to acknowledge a packet (ms)") -set(DELTA_T_RTX 30000 CACHE STRING - "Maximum time to retransmit a packet (ms)") - -# FRCT configuration -set(FRCT_REORDER_QUEUE_SIZE 128 CACHE STRING - "Size of the reordering queue, must be a power of 2") -set(FRCT_START_WINDOW 128 CACHE STRING - "Start window, must be a power of 2") -set(FRCT_LINUX_RTT_ESTIMATOR TRUE CACHE BOOL - "Use Linux RTT estimator formula instead of the TCP RFC formula") -set(FRCT_RTO_MDEV_MULTIPLIER 2 CACHE STRING - "Multiplier for deviation term in the RTO: RTO = sRTT + (mdev << X)") -set(FRCT_RTO_INC_FACTOR 0 CACHE STRING - "Divisor for RTO increase after timeout: RTO += RTX >> X, 0: Karn/Partridge") -set(FRCT_RTO_MIN 250 CACHE STRING - "Hard floor for Retransmission Timeout (RTO) for FRCT (us)") -set(FRCT_TICK_TIME 5000 CACHE STRING - "Tick time for FRCT activity (retransmission, acknowledgments) (us)") -set(FRCT_DEBUG_STDOUT FALSE CACHE BOOL - "Print FRCT final counters to stdout at flow teardown") - -# Retransmission (RXM) configuration -set(RXM_MIN_RESOLUTION 20 CACHE STRING - "Minimum retransmission delay (ns), as a power to 2") -set(RXM_WHEEL_MULTIPLIER 4 CACHE STRING - "Factor for retransmission wheel levels as a power to 2") -set(RXM_WHEEL_LEVELS 3 CACHE STRING - "Number of levels in the retransmission wheel") -set(RXM_WHEEL_SLOTS_PER_LEVEL 256 CACHE STRING - "Number of slots per level in the retransmission wheel, must be a power of 2") - -# Acknowledgment wheel configuration -set(ACK_WHEEL_SLOTS 256 CACHE STRING - "Number of slots in the acknowledgment wheel, must be a power of 2") -set(ACK_WHEEL_RESOLUTION 18 CACHE STRING - "Minimum acknowledgment delay (ns), as a power to 2") - -# Thread pool manager (TPM) debugging -set(TPM_DEBUG_REPORT_INTERVAL 0 CACHE STRING - "Interval at wich the TPM will report long running threads (s), 0 disables") -set(TPM_DEBUG_ABORT_TIMEOUT 0 CACHE STRING - "TPM abort process after a thread reaches this timeout (s), 0 disables") - -# Encryption -set(KEY_LEAF_BITS 20 CACHE STRING - "Packets per leaf key as a power of two (2^20 = AEAD-safe default)") -set(KEY_NODE_BITS 6 CACHE STRING - "Leaf keys per node key, power of two (2^6 = 64; leak compartment)") -set(KEY_NODE_COUNT 128 CACHE STRING - "Node keys per batch (N); <= 4096, the 12-bit on-wire node index") -set(KEY_REKEY_WATERMARK 4 CACHE STRING - "Re-key when this many node keys remain; 0 disables the count trigger") -set(KEY_REPLAY_WINDOW 2048 CACHE STRING - "RX replay window in packets; power of two, >= 128") -set(KEY_REKEY_WM_CHECK_BITS 16 CACHE STRING - "Re-key watermark is consulted once per 2^n flow writes") -if(NOT KEY_REPLAY_WINDOW MATCHES "^[0-9]+$") - message(FATAL_ERROR "KEY_REPLAY_WINDOW must be a positive integer") -endif() -math(EXPR _krw_p2 "${KEY_REPLAY_WINDOW} & (${KEY_REPLAY_WINDOW} - 1)") -if(KEY_REPLAY_WINDOW LESS 128 OR NOT _krw_p2 EQUAL 0) - message(FATAL_ERROR "KEY_REPLAY_WINDOW must be a power of two >= 128") -endif() - -# Re-key must finish within its lead window - KEY_REKEY_WATERMARK node keys -# worth of packets - before the batch exhausts and TX fails closed. dev.c only -# evaluates the watermark once per FLOW_WM_CHECK writes, so a lead below ~2x -# that leaves a high-rate flow no room to complete the exchange. Production -# defaults are vast; this guards under-sized (test) geometries. -if(KEY_REKEY_WATERMARK GREATER 0) - math(EXPR _rk_wm_check "1 << ${KEY_REKEY_WM_CHECK_BITS}") - math(EXPR _rk_lead - "${KEY_REKEY_WATERMARK} << (${KEY_LEAF_BITS} + ${KEY_NODE_BITS})") - math(EXPR _rk_min "2 * ${_rk_wm_check}") - if(_rk_lead LESS _rk_min) - message(WARNING - "Re-key lead is ${_rk_lead} packets vs the watermark check interval " - "${_rk_wm_check}; a high-rate flow may exhaust its key batch before the " - "re-key completes (TX fails closed until it does). Raise KEY_LEAF_BITS, " - "KEY_NODE_BITS, or KEY_REKEY_WATERMARK.") - endif() -endif() - -# Flow statistics (requires FUSE) -if(HAVE_FUSE) - set(PROC_FLOW_STATS TRUE CACHE BOOL - "Enable flow statistics tracking for application flows") - if(PROC_FLOW_STATS) - message(STATUS "Application flow statistics enabled") - else() - message(STATUS "Application flow statistics disabled") - endif() -endif() - |