/*- * Public Domain 2014-present MongoDB, Inc. * Public Domain 2008-2014 WiredTiger, Inc. * * This is free and unencumbered software released into the public domain. * * Anyone is free to copy, modify, publish, use, compile, sell, or * distribute this software, either in source code form or as a compiled * binary, for any purpose, commercial or non-commercial, and by any * means. * * In jurisdictions that recognize copyright laws, the author or authors * of this software dedicate any and all copyright interest in the * software to the public domain. We make this dedication for the benefit * of the public at large and to the detriment of our heirs and * successors. We intend this dedication to be an overt act of * relinquishment in perpetuity of all present and future rights to this * software under copyright law. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ /* * base.run * Command line syscall test runner */ #ifdef __linux__ SYSTEM("Linux"); #define OPEN_EXISTING(name, flags) OPEN(name, flags) #else /* __linux__ */ SYSTEM("Darwin"); #define O_NOATIME 0 #define OPEN_EXISTING(name, flags) OPEN(name, flags, 0) #endif /* __linux__ */ #ifdef HAVE_FTRUNCATE #ifdef __linux__ #define FTRUNCATE(fd, len) ftruncate(fd, len) #else #define FTRUNCATE(fd, len) ftruncate(fd, len, len) #endif #else #define FTRUNCATE(fd, len) /* do nothing */ #endif #ifdef WT_USE_OPENAT #define OPEN(...) openat(AT_FDCWD, __VA_ARGS__) #else #define OPEN(...) open(__VA_ARGS__) #endif TRACE("close,fdatasync,fsync,ftruncate,open,openat,pwrite64,rename"); RUN(""); ... OUTPUT("--------------wiredtiger_open"); // lock == 3 lock = OPEN("./WiredTiger.lock", O_RDWR|O_CREAT|O_CLOEXEC, 0666); pwrite64(lock, "WiredTiger lock file\n", 0x15, 0x0); fd = OPEN("./WiredTiger", O_RDWR|O_CREAT|O_CLOEXEC, 0666); pwrite64(fd, "WiredTiger\nWiredTiger"..., ...); #ifdef __linux__ fdatasync(fd); #endif /* __linux__ */ close(fd); ... // On Linux, there are calls to open and read "/proc/meminfo" here. fd = OPEN("./WiredTiger.basecfg.set", O_RDWR|O_CREAT|O_EXCL|O_CLOEXEC, 0666); pwrite64(fd, "# Do not modify this file."..., ...); #ifdef __linux__ fdatasync(fd); #endif /* __linux__ */ close(fd); rename("./WiredTiger.basecfg.set", "./WiredTiger.basecfg"); #ifdef __linux__ dir = OPEN("./", O_RDONLY|O_CLOEXEC); fdatasync(dir); close(dir); #endif fd = OPEN("./WiredTiger.wt", O_RDWR|O_CREAT|O_EXCL|O_NOATIME|O_CLOEXEC, 0666); #ifdef __linux__ dir = OPEN("./", O_RDONLY|O_CLOEXEC); fdatasync(dir); close(dir); #endif /* __linux__ */ pwrite64(fd, ""..., 0x1000, 0x0); #ifdef __linux__ fdatasync(fd); #endif /* __linux__ */ close(fd); wt = OPEN_EXISTING("./WiredTiger.wt\0", O_RDWR|O_NOATIME|O_CLOEXEC); FTRUNCATE(wt, 0x1000); fd = OPEN("./WiredTiger.turtle.set\0", O_RDWR|O_CREAT|O_EXCL|O_CLOEXEC, 0666); pwrite64(fd, "WiredTiger version string\nWiredTiger"..., ...); #ifdef __linux__ fdatasync(fd); #endif /* __linux__ */ close(fd); rename("./WiredTiger.turtle.set", "./WiredTiger.turtle"); ... // There is a second open of turtle here, is it important? fd = OPEN("./WiredTigerHS.wt", O_RDWR|O_CREAT|O_EXCL|O_NOATIME|O_CLOEXEC, 0666); #ifdef __linux__ dir = OPEN("./", O_RDONLY|O_CLOEXEC); fdatasync(dir); close(dir); #endif /* __linux__ */ pwrite64(fd, ""..., 0x1000, 0x0); #ifdef __linux__ fdatasync(fd); #endif /* __linux__ */ close(fd); fd = OPEN_EXISTING("./WiredTigerHS.wt", O_RDWR|O_NOATIME|O_CLOEXEC); FTRUNCATE(fd, 0x1000); fd = OPEN_EXISTING("./WiredTiger.turtle", O_RDWR|O_CLOEXEC); close(fd); pwrite64(wt, ""..., 0x1000, 0x1000); pwrite64(wt, ""..., 0x1000, 0x2000); pwrite64(wt, ""..., 0x1000, 0x3000); pwrite64(wt, ""..., 0x1000, 0x4000); #ifdef __linux__ fdatasync(wt); #endif /* __linux__ */ fd = OPEN("./WiredTiger.turtle.set", O_RDWR|O_CREAT|O_EXCL|O_CLOEXEC, 0666); pwrite64(fd, "WiredTiger version string\nWiredTiger"..., ...); #ifdef __linux__ fdatasync(fd); #endif /* __linux__ */ close(fd); rename("./WiredTiger.turtle.set", "./WiredTiger.turtle"); #ifdef __linux__ dir = OPEN("./", O_RDONLY|O_CLOEXEC); fdatasync(dir); close(dir); fdatasync(wt); #endif /* __linux__ */ OUTPUT("--------------open_session"); OUTPUT("--------------create"); hello = OPEN("./hello.wt", O_RDWR|O_CREAT|O_EXCL|O_NOATIME|O_CLOEXEC, 0666); #ifdef __linux__ dir = OPEN("./", O_RDONLY|O_CLOEXEC); fdatasync(dir); close(dir); #endif /* __linux__ */ pwrite64(hello, "A\330\001"..., 0x1000, 0x0); #ifdef __linux__ fdatasync(hello); #endif /* __linux__ */ close(hello); hello = OPEN_EXISTING("./hello.wt", O_RDWR|O_NOATIME|O_CLOEXEC); FTRUNCATE(hello, 0x1000); turtle = OPEN_EXISTING("./WiredTiger.turtle", O_RDWR|O_CLOEXEC); close(turtle); ... // more changes to turtle OUTPUT("--------------rename"); #ifdef __linux__ FTRUNCATE(hello, 0x1000); #endif /* __linux__ */ close(hello); rename("./hello.wt", "./world.wt"); // Changes to turtle, more writes to wt. turtle = OPEN_EXISTING("./WiredTiger.turtle", O_RDWR|O_CLOEXEC); close(turtle); ... OUTPUT("--------------drop"); ... OUTPUT("--------------WT_CONNECTION::close"); ...