#include "system.h"
#include <rpmio_internal.h>
#include <rpmlib.h>
#include "cpio.h"
#include "tar.h"
#include "fsm.h"
#include "rpmerr.h"
#include "rpmfi.h"
#include "rpmte.h"
#include "rpmts.h"
#include "rpmsq.h"
#include "ugid.h"
#include "debug.h"
Include dependency graph for fsm.c:
Go to the source code of this file.
Data Structures | |
struct | dnli_s |
Directory name iterator. More... | |
Defines | |
#define | fsmUNSAFE fsmStage |
#define | _RPMFI_INTERNAL |
#define | alloca_strdup(_s) strcpy(alloca(strlen(_s)+1), (_s)) |
#define | _FSM_DEBUG 0 |
#define | SUFFIX_RPMORIG ".rpmorig" |
#define | SUFFIX_RPMSAVE ".rpmsave" |
#define | SUFFIX_RPMNEW ".rpmnew" |
#define | IS_DEV_LOG(_x) |
#define | _fafilter(_a) |
#define | _tsmask (RPMTRANS_FLAG_PKGCOMMIT | RPMTRANS_FLAG_COMMIT) |
Typedefs | |
typedef dnli_s * | DNLI_t |
Directory name iterator. | |
Functions | |
rpmts | fsmGetTs (const FSM_t fsm) |
Retrieve transaction set from file state machine iterator. | |
rpmfi | fsmGetFi (const FSM_t fsm) |
Retrieve transaction element file info from file state machine iterator. | |
static const char * | fsmFsPath (const FSM_t fsm, const struct stat *st, const char *subdir, const char *suffix) |
Build path to file from file info, ornamented with subdir and suffix. | |
static void * | mapFreeIterator (void *p) |
Destroy file info iterator. | |
static void * | mapInitIterator (rpmts ts, rpmfi fi) |
Create file info iterator. | |
static int | mapNextIterator (void *a) |
Return next index into file info. | |
static int | cpioStrCmp (const void *a, const void *b) |
static int | mapFind (FSMI_t iter, const char *fsmPath) |
Locate archive path in file info. | |
static void * | dnlFreeIterator (const void *a) |
Destroy directory name iterator. | |
static int | dnlCount (const DNLI_t dnli) |
static int | dnlIndex (const DNLI_t dnli) |
static void * | dnlInitIterator (const FSM_t fsm, int reverse) |
Create directory name iterator. | |
static const char * | dnlNextIterator (DNLI_t dnli) |
Return next directory name (from file info). | |
static void * | fsmThread (void *arg) |
int | fsmNext (FSM_t fsm, fileStage nstage) |
File state machine driver. | |
static int | saveHardLink (FSM_t fsm) |
Save hard link in chain. | |
static void * | freeHardLink (struct hardLink_s *li) |
Destroy set of hard links. | |
FSM_t | newFSM (void) |
Create file state machine instance. | |
FSM_t | freeFSM (FSM_t fsm) |
Destroy file state machine instance. | |
int | fsmSetup (FSM_t fsm, fileStage goal, const char *afmt, const rpmts ts, const rpmfi fi, FD_t cfd, unsigned int *archiveSize, const char **failedFile) |
Load external data into file state machine. | |
int | fsmTeardown (FSM_t fsm) |
Clean file state machine. | |
static int | fsmMapFContext (FSM_t fsm) |
int | fsmMapPath (FSM_t fsm) |
Map next file path and action. | |
int | fsmMapAttrs (FSM_t fsm) |
Map file stat(2) info. | |
static int | extractRegular (FSM_t fsm) |
Create file from payload stream. | |
static int | writeFile (FSM_t fsm, int writeData) |
Write next item to payload stream. | |
static int | writeLinkedFile (FSM_t fsm) |
Write set of linked files to payload stream. | |
static int | fsmMakeLinks (FSM_t fsm) |
Create pending hard links to existing file. | |
static int | fsmCommitLinks (FSM_t fsm) |
Commit hard linked file set atomically. | |
static int | fsmRmdirs (FSM_t fsm) |
Remove (if created) directories not explicitly included in package. | |
static int | fsmMkdirs (FSM_t fsm) |
Create (if necessary) directories not explicitly included in package. | |
int | fsmStage (FSM_t fsm, fileStage stage) |
File state machine driver. | |
const char * | fileActionString (fileAction a) |
Return formatted string representation of file disposition. | |
const char * | fileStageString (fileStage a) |
Return formatted string representation of file stages. | |
Variables | |
int | _fsm_debug = 0 |
int | _fsm_threads = 0 |
int | strict_erasures = 0 |
Definition in file fsm.c.
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Value: (!((_a) == FA_CREATE || (_a) == FA_ERASE || (_a) == FA_COPYIN || (_a) == FA_COPYOUT) \ ? fileActionString(_a) : "") Referenced by fsmStage(). |
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Referenced by fsmStage(). |
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Definition at line 35 of file fsm.c. Referenced by ftpNLST(), installArgCallback(), relocateFileList(), and rpmioAccess(). |
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Definition at line 15 of file fsm.c. Referenced by fsmMakeLinks(), fsmMkdirs(), fsmSetup(), fsmStage(), fsmTeardown(), and writeFile(). |
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Value: ((_x) != NULL && strlen(_x) >= (sizeof("/dev/log")-1) && \ !strncmp((_x), "/dev/log", sizeof("/dev/log")-1) && \ ((_x)[sizeof("/dev/log")-1] == '\0' || \ (_x)[sizeof("/dev/log")-1] == ';')) Definition at line 1487 of file fsm.c. Referenced by fsmStage(). |
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Definition at line 69 of file fsm.c. Referenced by fsmMapPath(). |
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Definition at line 67 of file fsm.c. Referenced by fsmMapPath(). |
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Definition at line 68 of file fsm.c. Referenced by fsmMapPath(). |
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Return formatted string representation of file disposition.
Definition at line 2555 of file fsm.c. References FA_ALTNAME, FA_BACKUP, FA_COPYIN, FA_COPYOUT, FA_CREATE, FA_ERASE, FA_SAVE, FA_SKIP, FA_SKIPCOLOR, FA_SKIPNETSHARED, FA_SKIPNSTATE, and FA_UNKNOWN. |
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Return formatted string representation of file stages.
Definition at line 2575 of file fsm.c. References FSM_CHMOD, FSM_CHOWN, FSM_CHROOT, FSM_COMMIT, FSM_CREATE, FSM_DESTROY, FSM_DREAD, FSM_DWRITE, FSM_EAT, FSM_FINI, FSM_HREAD, FSM_HWRITE, FSM_INIT, FSM_LCHOWN, FSM_LINK, FSM_LSETFCON, FSM_LSTAT, FSM_MAP, FSM_MKDIR, FSM_MKDIRS, FSM_MKFIFO, FSM_MKLINKS, FSM_MKNOD, FSM_NEXT, FSM_NOTIFY, FSM_PAD, FSM_PKGBUILD, FSM_PKGCOMMIT, FSM_PKGERASE, FSM_PKGINSTALL, FSM_PKGUNDO, FSM_POS, FSM_POST, FSM_PRE, FSM_PROCESS, FSM_RCLOSE, FSM_READ, FSM_READLINK, FSM_RENAME, FSM_RMDIR, FSM_RMDIRS, FSM_ROPEN, FSM_STAT, FSM_SYMLINK, FSM_TRAILER, FSM_UNDO, FSM_UNKNOWN, FSM_UNLINK, FSM_UTIME, FSM_VERIFY, FSM_WCLOSE, FSM_WOPEN, and FSM_WRITE. Referenced by fsmStage(). |
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Destroy file state machine instance.
Definition at line 540 of file fsm.c. References _free(), fsm_s::dnlx, freeHardLink(), fsm_s::iter, fsm_s::ldn, fsm_s::li, fsm_s::links, mapFreeIterator(), hardLink_s::next, and fsm_s::path. Referenced by rpmfiFree(). |
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Retrieve transaction element file info from file state machine iterator.
Definition at line 59 of file fsm.c. References fsmIterator_s::fi, and fsm_s::iter. Referenced by dnlInitIterator(), fsmMapAttrs(), fsmMapFContext(), fsmMapPath(), fsmMkdirs(), fsmStage(), saveHardLink(), and writeFile(). |
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Retrieve transaction set from file state machine iterator.
Definition at line 52 of file fsm.c. References fsm_s::iter, and fsmIterator_s::ts. Referenced by fsmMapAttrs(), fsmMapFContext(), fsmMkdirs(), and fsmStage(). |
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Map file stat(2) info.
Definition at line 788 of file fsm.c. References _, CPIO_MAP_GID, CPIO_MAP_MODE, CPIO_MAP_TYPE, CPIO_MAP_UID, fsm_s::digest, fsm_s::digestlen, fsm_s::fdigest, fsm_s::fdigestalgo, FSM_PKGINSTALL, fsmGetFi(), fsmGetTs(), gnameToGid(), fsm_s::goal, fsm_s::ix, fsm_s::mapFlags, RPMMESS_WARNING, rpmMessage, RPMTRANS_FLAG_NOFDIGESTS, rpmtsFlags(), fsm_s::sb, and unameToUid(). Referenced by fsmStage(). |
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Definition at line 655 of file fsm.c. References fsm_s::fcontext, fsmGetFi(), fsmGetTs(), fsm_s::ix, fsm_s::path, rpmsxFContext(), rpmsxFree(), RPMTRANS_FLAG_NOCONTEXTS, rpmtsFlags(), rpmtsREContext(), rpmtsSELinuxEnabled(), and fsm_s::sb. Referenced by fsmStage(). |
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Map next file path and action.
Definition at line 686 of file fsm.c. References _free(), fsm_s::action, fsm_s::astriplen, fsm_s::baseName, CPIO_MAP_PATH, fsm_s::dirName, FA_ALTNAME, FA_BACKUP, FA_COPYIN, FA_COPYOUT, FA_CREATE, FA_ERASE, FA_SAVE, FA_SKIP, FA_SKIPCOLOR, FA_SKIPNETSHARED, FA_SKIPNSTATE, FA_UNKNOWN, fsm_s::fflags, fsmFsPath(), fsmGetFi(), fsm_s::ix, fsm_s::mapFlags, fsm_s::nsuffix, fsm_s::osuffix, fsm_s::path, RPMFILE_GHOST, RPMFILE_STATE_NETSHARED, RPMFILE_STATE_NOTINSTALLED, RPMFILE_STATE_WRONGCOLOR, rpmteType(), fsm_s::sb, fsm_s::subdir, fsm_s::suffix, SUFFIX_RPMNEW, SUFFIX_RPMORIG, SUFFIX_RPMSAVE, TR_ADDED, and TR_REMOVED. Referenced by fsmStage(). |
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Create (if necessary) directories not explicitly included in package.
Definition at line 1321 of file fsm.c. References _, CPIOERR_ENOENT, dnlCount(), dnlFreeIterator(), dnlIndex(), dnlInitIterator(), dnlNextIterator(), fsm_s::dnlx, fsm_s::fcontext, FSM_LSETFCON, FSM_LSTAT, FSM_MKDIR, fsmGetFi(), fsmGetTs(), fsmNext(), fsmUNSAFE, fsm_s::ldn, fsm_s::ldnalloc, fsm_s::ldnlen, fsm_s::osb, fsm_s::path, fsm_s::rdbuf, RPMMESS_DEBUG, rpmMessage, rpmsxFContext(), rpmsxFree(), RPMTRANS_FLAG_NOCONTEXTS, rpmtsFlags(), rpmtsREContext(), rpmtsSELinuxEnabled(), fsm_s::sb, stpcpy(), urlPath(), xcalloc(), and xrealloc(). Referenced by fsmStage(). |
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File state machine driver.
Definition at line 413 of file fsm.c. References _fsm_threads, fsmStage(), fsmThread(), fsm_s::nstage, rpmsqJoin(), and rpmsqThread(). Referenced by cpioHeaderRead(), cpioHeaderWrite(), cpioTrailerWrite(), extractRegular(), fsmCommitLinks(), fsmMakeLinks(), fsmMkdirs(), fsmRmdirs(), fsmStage(), saveHardLink(), tarHeaderRead(), tarHeaderReadName(), tarHeaderWrite(), tarHeaderWriteBlock(), tarHeaderWriteName(), tarTrailerWrite(), writeFile(), and writeLinkedFile(). |
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Remove (if created) directories not explicitly included in package.
Definition at line 1264 of file fsm.c. References dnlCount(), dnlFreeIterator(), dnlIndex(), dnlInitIterator(), dnlNextIterator(), fsm_s::dnlx, FSM_RMDIR, fsmNext(), fsm_s::ldn, fsm_s::path, fsm_s::rdbuf, and stpcpy(). Referenced by fsmStage(). |
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Load external data into file state machine.
Definition at line 558 of file fsm.c. References _fsm_debug, fsm_s::archiveSize, fsm_s::blksize, fsm_s::cfd, cpioHeaderRead(), cpioHeaderWrite(), cpioTrailerWrite(), fsm_s::failedFile, fdGetCpioPos(), fdLink, fdSetCpioPos(), FSM_CREATE, FSM_PKGBUILD, FSM_PKGINSTALL, fsmUNSAFE, fsm_s::goal, fsm_s::headerRead, fsm_s::headerWrite, fsm_s::iter, mapInitIterator(), fsm_s::rc, RPMCALLBACK_INST_START, rpmtsGetTid(), rpmtsNotify(), fsm_s::sufbuf, TAR_BLOCK_SIZE, tarHeaderRead(), tarHeaderWrite(), tarTrailerWrite(), and fsm_s::trailerWrite. Referenced by cpio_doio(), and rpmpsmStage(). |
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Clean file state machine.
Definition at line 637 of file fsm.c. References _fsm_debug, fsm_s::cfd, fsm_s::failedFile, fdFree, FSM_DESTROY, fsmUNSAFE, fsm_s::iter, mapFreeIterator(), and fsm_s::rc. Referenced by cpio_doio(), and rpmpsmStage(). |
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Definition at line 403 of file fsm.c. References fsmStage(), and fsm_s::nstage. Referenced by fsmNext(). |
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Create file state machine instance.
Definition at line 534 of file fsm.c. References xcalloc(). Referenced by rpmfiNew(). |
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Definition at line 43 of file fsm.c. Referenced by fsmNext(). |
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Definition at line 49 of file fsm.c. Referenced by fsmStage(). |