diff options
Diffstat (limited to 'cmake/lib')
| -rw-r--r-- | cmake/lib/common.cmake | 6 | ||||
| -rw-r--r-- | cmake/lib/lib.cmake | 19 | ||||
| -rw-r--r-- | cmake/lib/ssm.cmake | 89 |
3 files changed, 93 insertions, 21 deletions
diff --git a/cmake/lib/common.cmake b/cmake/lib/common.cmake index 1e834f10..b0898950 100644 --- a/cmake/lib/common.cmake +++ b/cmake/lib/common.cmake @@ -47,9 +47,9 @@ set(SOURCE_FILES_COMMON serdes-irm.c serdes-oep.c sha3.c - shm_flow_set.c - shm_rbuff.c - shm_rdrbuff.c + ssm/flow_set.c + ssm/rbuff.c + ssm/pool.c sockets.c tpm.c utils.c diff --git a/cmake/lib/lib.cmake b/cmake/lib/lib.cmake index bb24d1b9..86b4418c 100644 --- a/cmake/lib/lib.cmake +++ b/cmake/lib/lib.cmake @@ -2,10 +2,6 @@ set(LIB_SOURCE_DIR "${CMAKE_SOURCE_DIR}/src/lib") set(LIB_BINARY_DIR "${CMAKE_BINARY_DIR}/src/lib") # Library configuration variables -set(SHM_BUFFER_SIZE 16384 CACHE STRING - "Number of blocks in packet buffer, must be a power of 2") -set(SHM_RBUFF_SIZE 1024 CACHE STRING - "Number of blocks in rbuff buffer, must be a power of 2") set(SYS_MAX_FLOWS 10240 CACHE STRING "Maximum number of total flows for this system") set(PROG_MAX_FLOWS 4096 CACHE STRING @@ -14,10 +10,6 @@ set(PROG_RES_FDS 64 CACHE STRING "Number of reserved flow descriptors per application") set(PROG_MAX_FQUEUES 32 CACHE STRING "Maximum number of flow sets per application") -set(DU_BUFF_HEADSPACE 256 CACHE STRING - "Bytes of headspace to reserve for future headers") -set(DU_BUFF_TAILSPACE 32 CACHE STRING - "Bytes of tailspace to reserve for future tails") if (NOT APPLE) set(PTHREAD_COND_CLOCK "CLOCK_MONOTONIC" CACHE STRING @@ -31,18 +23,9 @@ set(SOCKET_TIMEOUT 500 CACHE STRING "Default timeout for responses from IPCPs (ms)") set(SHM_PREFIX "ouroboros" CACHE STRING "String to prepend to POSIX shared memory filenames") -set(SHM_RBUFF_PREFIX "/${SHM_PREFIX}.rbuff." CACHE INTERNAL - "Prefix for rbuff POSIX shared memory filenames") set(SHM_LOCKFILE_NAME "/${SHM_PREFIX}.lockfile" CACHE INTERNAL "Filename for the POSIX shared memory lockfile") -set(SHM_FLOW_SET_PREFIX "/${SHM_PREFIX}.set." CACHE INTERNAL - "Prefix for the POSIX shared memory flow set") -set(SHM_RDRB_NAME "/${SHM_PREFIX}.rdrb" CACHE INTERNAL - "Name for the main POSIX shared memory buffer") -set(SHM_RDRB_BLOCK_SIZE "sysconf(_SC_PAGESIZE)" CACHE STRING - "Packet buffer block size, multiple of pagesize for performance") -set(SHM_RDRB_MULTI_BLOCK TRUE CACHE BOOL - "Packet buffer multiblock packet support") + set(QOS_DISABLE_CRC TRUE CACHE BOOL "Ignores ber setting on all QoS cubes") set(DELTA_T_MPL 60 CACHE STRING diff --git a/cmake/lib/ssm.cmake b/cmake/lib/ssm.cmake new file mode 100644 index 00000000..71790a4a --- /dev/null +++ b/cmake/lib/ssm.cmake @@ -0,0 +1,89 @@ +# Pool size configuration for Ouroboros secure shared memory +# This file defines the allocation parameters for the +# secure shared memory pool allocator + +# Shared memory pool naming configuration +set(SSM_PREFIX "o7s.ssm" CACHE STRING + "Prefix for secure shared memory pools") +set(SSM_GSMP_SUFFIX ".gsmp" CACHE STRING + "Suffix for Group Shared Memory Pool") +set(SSM_PPP_SUFFIX ".ppp" CACHE STRING + "Suffix for Process Private Pool") + +set(SSM_POOL_NAME "/${SHM_PREFIX}.pool" CACHE INTERNAL + "Name for the main POSIX shared memory pool") +set(SSM_POOL_BLOCKS 16384 CACHE STRING + "Number of blocks in SSM packet pool, must be a power of 2") +set(SSM_PK_BUFF_HEADSPACE 256 CACHE STRING + "Bytes of headspace to reserve for future headers") +set(SSM_PK_BUFF_TAILSPACE 32 CACHE STRING + "Bytes of tailspace to reserve for future tails") +set(SSM_RBUFF_SIZE 1024 CACHE STRING + "Number of blocks in rbuff buffer, must be a power of 2") +set(SSM_RBUFF_PREFIX "/${SHM_PREFIX}.rbuff." CACHE INTERNAL + "Prefix for rbuff POSIX shared memory filenames") +set(SSM_FLOW_SET_PREFIX "/${SHM_PREFIX}.set." CACHE INTERNAL + "Prefix for the POSIX shared memory flow set") + +# Pool blocks per size class +# This determines how many blocks of each size are preallocated in the pool +# Higher values reduce allocation failures but increase memory usage +set(SSM_POOL_256_BLOCKS 1024 CACHE STRING + "Number of 256B blocks in pool") +set(SSM_POOL_512_BLOCKS 768 CACHE STRING + "Number of 512B blocks in pool") +set(SSM_POOL_1K_BLOCKS 512 CACHE STRING + "Number of 1KB blocks in pool") +set(SSM_POOL_2K_BLOCKS 384 CACHE STRING + "Number of 2KB blocks in pool") +set(SSM_POOL_4K_BLOCKS 256 CACHE STRING + "Number of 4KB blocks in pool") +set(SSM_POOL_16K_BLOCKS 128 CACHE STRING + "Number of 16KB blocks in pool") +set(SSM_POOL_64K_BLOCKS 64 CACHE STRING + "Number of 64KB blocks in pool") +set(SSM_POOL_256K_BLOCKS 32 CACHE STRING + "Number of 256KB blocks in pool") +set(SSM_POOL_1M_BLOCKS 16 CACHE STRING + "Number of 1MB blocks in pool") + +# Number of shards per size class for reducing contention +set(SSM_POOL_SHARDS 4 CACHE STRING + "Number of allocator shards per size class") + +# SSM packet buffer overhead - computed at compile time via sizeof() +# Defined in config.h.in as sizeof(_ssm_memory_block) + sizeof(_ssm_pk_buff) +# This makes it portable across platforms with different pid_t sizes and padding + +# Total shared memory pool size calculation +math(EXPR SSM_POOL_TOTAL_SIZE + "(1 << 8) * ${SSM_POOL_256_BLOCKS} + \ + (1 << 9) * ${SSM_POOL_512_BLOCKS} + \ + (1 << 10) * ${SSM_POOL_1K_BLOCKS} + \ + (1 << 11) * ${SSM_POOL_2K_BLOCKS} + \ + (1 << 12) * ${SSM_POOL_4K_BLOCKS} + \ + (1 << 14) * ${SSM_POOL_16K_BLOCKS} + \ + (1 << 16) * ${SSM_POOL_64K_BLOCKS} + \ + (1 << 18) * ${SSM_POOL_256K_BLOCKS} + \ + (1 << 20) * ${SSM_POOL_1M_BLOCKS}") + +set(SSM_POOL_TOTAL_SIZE ${SSM_POOL_TOTAL_SIZE} CACHE INTERNAL + "Total shared memory pool size in bytes") + +include(utils/HumanReadable) +format_bytes_human_readable(${SSM_POOL_TOTAL_SIZE} SSM_POOL_SIZE_DISPLAY) + +# Display configuration summary +message(STATUS "Secure Shared Memory Pool Configuration:") +message(STATUS " Pool prefix: ${SSM_PREFIX}") +message(STATUS " Size classes: " + "256B, 512B, 1KiB, 2KiB, 4KiB, 16KiB, 64KiB, 256KiB, 1MiB") +message(STATUS " Max allocation: 1 MB") +message(STATUS " Total pool size: ${SSM_POOL_SIZE_DISPLAY} " + "(${SSM_POOL_TOTAL_SIZE} bytes)") +message(STATUS " Shards per class: ${SSM_POOL_SHARDS}") +message(STATUS " Blocks per class: ${SSM_POOL_256_BLOCKS}, " + "${SSM_POOL_512_BLOCKS}, ${SSM_POOL_1K_BLOCKS}, " + "${SSM_POOL_2K_BLOCKS}, ${SSM_POOL_4K_BLOCKS}, " + "${SSM_POOL_16K_BLOCKS}, ${SSM_POOL_64K_BLOCKS}, " + "${SSM_POOL_256K_BLOCKS}, ${SSM_POOL_1M_BLOCKS}") |