rpm
5.2.1
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File state machine to handle a payload from a package. More...
#include "system.h"
#include <rpmio_internal.h>
#include <rpmcb.h>
#include <ugid.h>
#include <rpmsq.h>
#include <rpmsw.h>
#include "../rpmdb/rpmtag.h"
#include <iosm.h>
#include "cpio.h"
#include "tar.h"
#include "ar.h"
#include "../lib/rpmfi.h"
#include "debug.h"
Go to the source code of this file.
Data Structures | |
struct | dnli_s |
Directory name iterator. More... | |
Defines | |
#define | _IOSM_INTERNAL |
#define | iosmUNSAFE iosmStage |
#define | _RPMFI_INTERNAL |
#define | _RPMFI_NOMETHODS |
#define | alloca_strdup(_s) strcpy(alloca(strlen(_s)+1), (_s)) |
#define | _IOSM_DEBUG 0 |
#define | SUFFIX_RPMORIG ".rpmorig" |
#define | SUFFIX_RPMSAVE ".rpmsave" |
#define | SUFFIX_RPMNEW ".rpmnew" |
#define | IS_DEV_LOG(_x) |
#define | _fafilter(_a) |
#define | IOSM_SKIPPING(_a) ((_a) == FA_SKIP || (_a) == FA_SKIPNSTATE || (_a) == FA_SKIPNETSHARED || (_a) == FA_SKIPCOLOR) |
Typedefs | |
typedef struct rpmts_s * | rpmts |
typedef struct rpmte_s * | rpmte |
typedef iosmMapFlags | cpioMapFlags |
typedef struct rpmds_s * | rpmds |
typedef struct rpmRelocation_s * | rpmRelocation |
typedef struct rpmdb_s * | rpmdb |
typedef struct rpmmi_s * | rpmmi |
typedef struct rpmPRCO_s * | rpmPRCO |
typedef struct Spec_s * | Spec |
typedef struct dnli_s * | DNLI_t |
Directory name iterator. | |
Functions | |
void * | iosmGetFi (const IOSM_t iosm) |
static const char * | iosmFsPath (const IOSM_t iosm, 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 (rpmfi fi, int reverse) |
Create file info iterator. | |
static int | mapNextIterator (void *a) |
Return next index into file info. | |
static int | iosmStrCmp (const void *a, const void *b) |
static int | mapFind (IOSMI_t iter, const char *iosmPath) |
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 IOSM_t fsm, int reverse) |
Create directory name iterator. | |
static const char * | dnlNextIterator (DNLI_t dnli) |
Return next directory name (from file info). | |
int | iosmNext (IOSM_t iosm, iosmFileStage nstage) |
File state machine driver. | |
static int | saveHardLink (IOSM_t fsm) |
Save hard link in chain. | |
static void * | freeHardLink (struct hardLink_s *li) |
Destroy set of hard links. | |
IOSM_t | newIOSM (void) |
IOSM_t | freeIOSM (IOSM_t iosm) |
static int | arSetup (IOSM_t iosm, rpmfi fi) |
int | iosmSetup (IOSM_t iosm, iosmFileStage goal, const char *afmt, const void *_ts, const void *_fi, FD_t cfd, unsigned int *archiveSize, const char **failedFile) |
Load external data into I/O state machine. | |
int | iosmTeardown (IOSM_t iosm) |
Clean I/O state machine. | |
static int | iosmMapFContext (IOSM_t iosm) |
int | iosmMapPath (IOSM_t iosm) |
int | iosmMapAttrs (IOSM_t iosm) |
static int | extractRegular (IOSM_t fsm) |
Create file from payload stream. | |
static int | writeFile (IOSM_t fsm, int writeData) |
Write next item to payload stream. | |
static int | writeLinkedFile (IOSM_t fsm) |
Write set of linked files to payload stream. | |
static int | iosmMakeLinks (IOSM_t iosm) |
Create pending hard links to existing file. | |
static int | iosmCommitLinks (IOSM_t iosm) |
Commit hard linked file set atomically. | |
static int | iosmRmdirs (IOSM_t iosm) |
Remove (if created) directories not explicitly included in package. | |
static int | iosmMkdirs (IOSM_t iosm) |
Create (if necessary) directories not explicitly included in package. | |
int | iosmStage (IOSM_t iosm, iosmFileStage stage) |
File state machine driver. | |
int | iosmFileActionSkipped (iosmFileAction action) |
Is the file going to be skipped? | |
const char * | iosmFileActionString (iosmFileAction a) |
Return formatted string representation of file disposition. | |
const char * | iosmFileStageString (iosmFileStage a) |
Return formatted string representation of file stages. | |
char * | iosmStrerror (int rc) |
Return formatted error message on payload handling failure. | |
Variables | |
int | _iosm_debug = 0 |
int | _iosm_threads = 0 |
int(* | _iosmNext )(IOSM_t iosm, iosmFileStage nstage) = &iosmNext |
File state machine to handle a payload from a package.
Definition in file iosm.c.
#define _fafilter | ( | _a | ) |
(!((_a) == FA_CREATE || (_a) == FA_ERASE || (_a) == FA_COPYIN || (_a) == FA_COPYOUT) \ ? iosmFileActionString(_a) : "")
#define _IOSM_DEBUG 0 |
#define _IOSM_INTERNAL |
#define _RPMFI_INTERNAL |
#define _RPMFI_NOMETHODS |
#define alloca_strdup | ( | _s | ) | strcpy(alloca(strlen(_s)+1), (_s)) |
#define IOSM_SKIPPING | ( | _a | ) | ((_a) == FA_SKIP || (_a) == FA_SKIPNSTATE || (_a) == FA_SKIPNETSHARED || (_a) == FA_SKIPCOLOR) |
Definition at line 2675 of file iosm.c.
Referenced by iosmFileActionSkipped().
#define iosmUNSAFE iosmStage |
Definition at line 22 of file iosm.c.
Referenced by iosmMakeLinks(), iosmMkdirs(), iosmSetup(), iosmStage(), and iosmTeardown().
#define IS_DEV_LOG | ( | _x | ) |
((_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 1641 of file iosm.c.
Referenced by iosmStage().
#define SUFFIX_RPMNEW ".rpmnew" |
Definition at line 99 of file iosm.c.
Referenced by iosmMapPath().
#define SUFFIX_RPMORIG ".rpmorig" |
Definition at line 97 of file iosm.c.
Referenced by iosmMapPath().
#define SUFFIX_RPMSAVE ".rpmsave" |
Definition at line 98 of file iosm.c.
Referenced by iosmMapPath().
typedef iosmMapFlags cpioMapFlags |
typedef struct rpmRelocation_s* rpmRelocation |
Definition at line 587 of file iosm.c.
References rpmfiBN(), rpmfiInit(), rpmfiNext(), stpcpy(), urlPath(), and xmalloc().
Referenced by fsmSetup(), and iosmSetup().
Definition at line 571 of file iosm.c.
References _free(), freeHardLink(), and mapFreeIterator().
int iosmFileActionSkipped | ( | iosmFileAction | action | ) |
Is the file going to be skipped?
iosm | I/O state machine |
Definition at line 2678 of file iosm.c.
References IOSM_SKIPPING.
Referenced by dnlInitIterator(), fsmCommitLinks(), fsmMakeLinks(), fsmStage(), handleInstInstalledFiles(), handleOverlappedFiles(), iosmCommitLinks(), iosmMakeLinks(), iosmStage(), rpmtsRun(), saveHardLink(), and skipFiles().
const char* iosmFileActionString | ( | iosmFileAction | a | ) |
Return formatted string representation of file disposition.
a | file dispostion |
Definition at line 2683 of file iosm.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.
const char* iosmFileStageString | ( | iosmFileStage | a | ) |
Return formatted string representation of file stages.
a | file stage |
Definition at line 2703 of file iosm.c.
References IOSM_CHMOD, IOSM_CHOWN, IOSM_CHROOT, IOSM_COMMIT, IOSM_CREATE, IOSM_DESTROY, IOSM_DREAD, IOSM_DWRITE, IOSM_EAT, IOSM_FINI, IOSM_HREAD, IOSM_HWRITE, IOSM_INIT, IOSM_LCHOWN, IOSM_LINK, IOSM_LSETFCON, IOSM_LSTAT, IOSM_MAP, IOSM_MKDIR, IOSM_MKDIRS, IOSM_MKFIFO, IOSM_MKLINKS, IOSM_MKNOD, IOSM_NEXT, IOSM_NOTIFY, IOSM_PAD, IOSM_PKGBUILD, IOSM_PKGCOMMIT, IOSM_PKGERASE, IOSM_PKGINSTALL, IOSM_PKGUNDO, IOSM_POS, IOSM_POST, IOSM_PRE, IOSM_PROCESS, IOSM_RCLOSE, IOSM_READ, IOSM_READLINK, IOSM_RENAME, IOSM_RMDIR, IOSM_RMDIRS, IOSM_ROPEN, IOSM_STAT, IOSM_SYMLINK, IOSM_TRAILER, IOSM_UNDO, IOSM_UNKNOWN, IOSM_UNLINK, IOSM_UTIME, IOSM_VERIFY, IOSM_WCLOSE, IOSM_WOPEN, and IOSM_WRITE.
Referenced by fsmStage(), and iosmStage().
Definition at line 89 of file iosm.c.
Referenced by iosmMapAttrs(), iosmMapFContext(), iosmMapPath(), iosmMkdirs(), and iosmStage().
int iosmMapAttrs | ( | IOSM_t | iosm | ) |
Definition at line 946 of file iosm.c.
References _, gnameToGid(), IOSM_MAP_GID, IOSM_MAP_MODE, IOSM_MAP_TYPE, IOSM_MAP_UID, IOSM_PKGINSTALL, iosmGetFi(), rpmlog(), RPMLOG_WARNING, and unameToUid().
Referenced by iosmStage().
static int iosmMapFContext | ( | IOSM_t | iosm | ) | [static] |
Definition at line 826 of file iosm.c.
References iosmGetFi(), and matchpathcon.
Referenced by iosmStage().
int iosmMapPath | ( | IOSM_t | iosm | ) |
Definition at line 855 of file iosm.c.
References _free(), FA_ALTNAME, FA_BACKUP, FA_COPYIN, FA_COPYOUT, FA_CREATE, FA_ERASE, FA_SAVE, FA_SKIP, FA_SKIPCOLOR, FA_SKIPNETSHARED, FA_SKIPNSTATE, FA_UNKNOWN, IOSM_MAP_PATH, iosmFsPath(), iosmGetFi(), RPMFILE_GHOST, RPMFILE_STATE_NETSHARED, RPMFILE_STATE_NOTINSTALLED, RPMFILE_STATE_WRONGCOLOR, rpmteType(), SUFFIX_RPMNEW, SUFFIX_RPMORIG, SUFFIX_RPMSAVE, and TR_REMOVED.
Referenced by iosmStage().
static int iosmMkdirs | ( | IOSM_t | iosm | ) | [static] |
Create (if necessary) directories not explicitly included in package.
iosm | file state machine data |
Definition at line 1476 of file iosm.c.
References _free(), D_, dc, dnlCount(), dnlFreeIterator(), dnlIndex(), dnlInitIterator(), dnlNextIterator(), IOSM_LSETFCON, IOSM_LSTAT, IOSM_MKDIR, iosmGetFi(), iosmNext(), iosmUNSAFE, matchpathcon, rpmlog(), RPMLOG_DEBUG, stpcpy(), urlPath(), xcalloc(), and xrealloc().
Referenced by iosmStage().
int iosmNext | ( | IOSM_t | iosm, |
iosmFileStage | nstage | ||
) |
File state machine driver.
iosm | I/O state machine |
nstage | next stage |
Definition at line 452 of file iosm.c.
References iosmStage(), rpmsqJoin(), and rpmsqThread().
Referenced by iosmCommitLinks(), iosmMakeLinks(), iosmMkdirs(), iosmRmdirs(), iosmSetup(), and iosmStage().
static int iosmRmdirs | ( | IOSM_t | iosm | ) | [static] |
Remove (if created) directories not explicitly included in package.
iosm | file state machine data |
Definition at line 1421 of file iosm.c.
References dc, dnlCount(), dnlFreeIterator(), dnlIndex(), dnlInitIterator(), dnlNextIterator(), IOSM_RMDIR, iosmNext(), and stpcpy().
Referenced by iosmStage().
int iosmSetup | ( | IOSM_t | iosm, |
iosmFileStage | goal, | ||
const char * | afmt, | ||
const void * | _ts, | ||
const void * | _fi, | ||
FD_t | cfd, | ||
unsigned int * | archiveSize, | ||
const char ** | failedFile | ||
) |
Load external data into I/O state machine.
iosm | I/O state machine |
goal | |
afmt | archive format (NULL uses cpio) |
_ts | transaction set |
_fi | transaction element file info |
cfd | payload descriptor |
archiveSize | pointer to archive size |
failedFile | pointer to first file name that failed. |
Definition at line 660 of file iosm.c.
References _iosm_debug, _iosm_threads, _iosmNext, _tsmask, arHeaderRead(), arHeaderWrite(), arSetup(), arTrailerWrite(), cpioHeaderRead(), cpioHeaderWrite(), cpioTrailerWrite(), FA_COPYOUT, fdGetCpioPos(), fdLink(), fdSetCpioPos(), IOSM_CREATE, IOSM_PKGBUILD, IOSM_PKGCOMMIT, IOSM_PKGERASE, IOSM_PKGINSTALL, iosmNext(), iosmUNSAFE, mapInitIterator(), RPMCALLBACK_INST_START, rpmteType(), RPMTRANS_FLAG_NOCONTEXTS, RPMTRANS_FLAG_NOFDIGESTS, rpmtsFlags(), rpmtsGetTid(), rpmtsLink(), rpmtsNotify(), TAR_BLOCK_SIZE, tarHeaderRead(), tarHeaderWrite(), tarTrailerWrite(), TR_ADDED, and TR_REMOVED.
int iosmStage | ( | IOSM_t | iosm, |
iosmFileStage | stage | ||
) |
File state machine driver.
iosm | I/O state machine |
stage | next stage |
Definition at line 1648 of file iosm.c.
References _, _fafilter, _free(), alloca(), Chmod(), Chown(), CPIO_TRAILER, errno, extractRegular(), FA_ERASE, FA_UNKNOWN, Fclose(), fdGetCpioPos(), fdSetCpioPos(), FDSTAT_DIGEST, fdstat_op(), Ferror(), Fopen(), Fread(), freeHardLink(), Fwrite(), IOSM_ALL_HARDLINKS, IOSM_CHMOD, IOSM_CHOWN, IOSM_CHROOT, IOSM_COMMIT, IOSM_CREATE, IOSM_DEAD, IOSM_DESTROY, IOSM_DREAD, IOSM_DWRITE, IOSM_EAT, IOSM_FINI, IOSM_FOLLOW_SYMLINKS, IOSM_HREAD, IOSM_HWRITE, IOSM_INIT, IOSM_INTERNAL, IOSM_LCHOWN, IOSM_LINK, IOSM_LSETFCON, IOSM_LSTAT, IOSM_MAP, IOSM_MKDIR, IOSM_MKDIRS, IOSM_MKFIFO, IOSM_MKLINKS, IOSM_MKNOD, IOSM_NEXT, IOSM_NOTIFY, IOSM_PAD, IOSM_PAYLOAD_EXTRACT, IOSM_PAYLOAD_LIST, IOSM_PKGBUILD, IOSM_PKGCOMMIT, IOSM_PKGERASE, IOSM_PKGINSTALL, IOSM_POS, IOSM_POST, IOSM_PRE, IOSM_PROCESS, IOSM_RCLOSE, IOSM_READ, IOSM_READLINK, IOSM_RENAME, IOSM_RMDIR, IOSM_RMDIRS, IOSM_ROPEN, IOSM_SBIT_CHECK, IOSM_STAT, IOSM_SYMLINK, IOSM_SYSCALL, IOSM_TRAILER, IOSM_UNDO, IOSM_UNKNOWN, IOSM_UNLINK, IOSM_UTIME, IOSM_VERBOSE, IOSM_VERIFY, IOSM_WCLOSE, IOSM_WOPEN, IOSM_WRITE, iosmCommitLinks(), iosmFileActionSkipped(), iosmFileStageString(), iosmFsPath(), iosmGetFi(), iosmMakeLinks(), iosmMapAttrs(), iosmMapFContext(), iosmMapPath(), iosmMkdirs(), iosmNext(), iosmRmdirs(), iosmUNSAFE, IS_DEV_LOG, Lchown(), Link(), lsetfilecon, Lstat(), mapFind(), mapNextIterator(), Mkdir(), Mkfifo(), Mknod(), Readlink(), Rename(), Rmdir(), RPMCALLBACK_INST_PROGRESS, RPMFILE_GHOST, RPMFILE_MISSINGOK, rpmlog(), RPMLOG_DEBUG, RPMLOG_ERR, RPMLOG_WARNING, rpmswAdd(), rpmtsNotify(), S_ISLNK, S_ISSOCK, saveHardLink(), Stat(), stpcpy(), Symlink(), Unlink(), urlPath(), Utime(), writeFile(), writeLinkedFile(), xmalloc(), and xstrdup().
Referenced by fsmStage(), and iosmNext().
int iosmTeardown | ( | IOSM_t | iosm | ) |
Clean I/O state machine.
iosm | I/O state machine |
Definition at line 793 of file iosm.c.
References _free(), fdFree(), IOSM_DESTROY, iosmUNSAFE, mapFreeIterator(), rpmswAdd(), RPMTS_OP_DIGEST, rpmtsFree(), and rpmtsOp().
int _iosm_debug = 0 |
Definition at line 67 of file iosm.c.
Referenced by iosmSetup().
int _iosm_threads = 0 |
Definition at line 71 of file iosm.c.
Referenced by iosmSetup().
int(* _iosmNext)(IOSM_t iosm, iosmFileStage nstage) = &iosmNext |
Definition at line 75 of file iosm.c.
Referenced by arHeaderRead(), arHeaderWrite(), arRead(), arTrailerWrite(), arWrite(), cpioHeaderRead(), cpioHeaderWrite(), cpioRead(), cpioTrailerWrite(), cpioWrite(), fsmSetup(), iosmSetup(), tarHeaderWrite(), tarHeaderWriteName(), tarRead(), tarTrailerWrite(), and tarWrite().