/**
* Print package size (debug purposes only)
* @param fd package file handle
* @param sigh signature header
*/
static void printSize(FD_t fd, Header sigh)
{
struct stat st;
int fdno = Fileno(fd);
size_t siglen = headerSizeof(sigh, HEADER_MAGIC_YES);
size_t pad = (8 - (siglen % 8)) % 8; /* 8-byte pad */
struct rpmtd_s sizetag;
rpm_loff_t datalen = 0;
/* Print package component sizes. */
if (headerGet(sigh, RPMSIGTAG_LONGSIZE, &sizetag, HEADERGET_DEFAULT)) {
rpm_loff_t *tsize = rpmtdGetUint64(&sizetag);
datalen = (tsize) ? *tsize : 0;
} else if (headerGet(sigh, RPMSIGTAG_SIZE, &sizetag, HEADERGET_DEFAULT)) {
rpm_off_t *tsize = rpmtdGetUint32(&sizetag);
datalen = (tsize) ? *tsize : 0;
}
rpmtdFreeData(&sizetag);
rpmlog(RPMLOG_DEBUG,
"Expected size: %12" PRIu64 \
" = lead(%d)+sigs(%zd)+pad(%zd)+data(%" PRIu64 ")\n",
RPMLEAD_SIZE+siglen+pad+datalen,
RPMLEAD_SIZE, siglen, pad, datalen);
if (fstat(fdno, &st) == 0) {
rpmlog(RPMLOG_DEBUG,
" Actual size: %12" PRIu64 "\n", (rpm_loff_t) st.st_size);
}
}
/**
* @todo Create transaction set *much* earlier.
*/
static rpmRC cpio_doio(FD_t fdo, Header h, CSA_t csa, const char * fmodeMacro)
{
char *failedFile = NULL;
FD_t cfd;
int fsmrc;
(void) Fflush(fdo);
cfd = Fdopen(fdDup(Fileno(fdo)), fmodeMacro);
if (cfd == NULL)
return RPMRC_FAIL;
fsmrc = rpmPackageFilesArchive(csa->cpioList, headerIsSource(h), cfd,
&csa->cpioArchiveSize, &failedFile);
if (fsmrc) {
if (failedFile)
rpmlog(RPMLOG_ERR, _("create archive failed on file %s\n"), failedFile);
else
rpmlog(RPMLOG_ERR, _("create archive failed\n"));
}
free(failedFile);
Fclose(cfd);
return (fsmrc == 0) ? RPMRC_OK : RPMRC_FAIL;
}
/**
* @todo Create transaction set *much* earlier.
*/
static rpmRC cpio_doio(FD_t fdo, Package pkg, const char * fmodeMacro,
rpm_loff_t *archiveSize)
{
char *failedFile = NULL;
FD_t cfd;
int fsmrc;
(void) Fflush(fdo);
cfd = Fdopen(fdDup(Fileno(fdo)), fmodeMacro);
if (cfd == NULL)
return RPMRC_FAIL;
fsmrc = rpmPackageFilesArchive(pkg->cpioList, headerIsSource(pkg->header),
cfd, pkg->dpaths,
archiveSize, &failedFile);
if (fsmrc) {
char *emsg = rpmfileStrerror(fsmrc);
if (failedFile)
rpmlog(RPMLOG_ERR, _("create archive failed on file %s: %s\n"),
failedFile, emsg);
else
rpmlog(RPMLOG_ERR, _("create archive failed: %s\n"), emsg);
free(emsg);
}
free(failedFile);
Fclose(cfd);
return (fsmrc == 0) ? RPMRC_OK : RPMRC_FAIL;
}
/**
* @todo Create transaction set *much* earlier.
*/
static rpmRC cpio_doio(FD_t fdo, Header h, CSA_t csa,
const char * fmodeMacro)
{
rpmts ts = rpmtsCreate();
rpmfi fi = csa->cpioList;
rpmte te = NULL;
rpmfs fs = NULL;
char *failedFile = NULL;
FD_t cfd;
rpmRC rc = RPMRC_OK;
int xx, i;
{ char *fmode = rpmExpand(fmodeMacro, NULL);
if (!(fmode && fmode[0] == 'w'))
fmode = xstrdup("w9.gzdio");
(void) Fflush(fdo);
cfd = Fdopen(fdDup(Fileno(fdo)), fmode);
fmode = _free(fmode);
}
if (cfd == NULL)
return RPMRC_FAIL;
/* make up a transaction element for passing to fsm */
rpmtsAddInstallElement(ts, h, NULL, 0, NULL);
te = rpmtsElement(ts, 0);
fs = rpmteGetFileStates(te);
fi = rpmfiInit(fi, 0);
while ((i = rpmfiNext(fi)) >= 0) {
if (rpmfiFFlags(fi) & RPMFILE_GHOST)
rpmfsSetAction(fs, i, FA_SKIP);
else
rpmfsSetAction(fs, i, FA_COPYOUT);
}
xx = fsmSetup(rpmfiFSM(fi), FSM_PKGBUILD, ts, te, fi, cfd,
&csa->cpioArchiveSize, &failedFile);
if (xx)
rc = RPMRC_FAIL;
(void) Fclose(cfd);
xx = fsmTeardown(rpmfiFSM(fi));
if (rc == RPMRC_OK && xx) rc = RPMRC_FAIL;
if (rc) {
if (failedFile)
rpmlog(RPMLOG_ERR, _("create archive failed on file %s: %s\n"),
failedFile, cpioStrerror(rc));
else
rpmlog(RPMLOG_ERR, _("create archive failed: %s\n"),
cpioStrerror(rc));
rc = RPMRC_FAIL;
}
rpmtsEmpty(ts);
failedFile = _free(failedFile);
ts = rpmtsFree(ts);
return rc;
}
static void *
rpmtsCallback(const void * hd, const rpmCallbackType what,
const rpm_loff_t amount, const rpm_loff_t total,
const void * pkgKey, rpmCallbackData data)
{
Header h = (Header) hd;
struct rpmtsCallbackType_s * cbInfo = data;
PyObject * pkgObj = (PyObject *) pkgKey;
PyObject * args, * result;
static FD_t fd;
if (cbInfo->cb == Py_None) return NULL;
/* Synthesize a python object for callback (if necessary). */
if (pkgObj == NULL) {
if (h) {
pkgObj = Py_BuildValue("s", headerGetString(h, RPMTAG_NAME));
} else {
pkgObj = Py_None;
Py_INCREF(pkgObj);
}
} else
Py_INCREF(pkgObj);
PyEval_RestoreThread(cbInfo->_save);
args = Py_BuildValue("(iLLOO)", what, amount, total, pkgObj, cbInfo->data);
result = PyEval_CallObject(cbInfo->cb, args);
Py_DECREF(args);
Py_DECREF(pkgObj);
if (!result) {
die(cbInfo->cb);
}
if (what == RPMCALLBACK_INST_OPEN_FILE) {
int fdno;
if (!PyArg_Parse(result, "i", &fdno)) {
die(cbInfo->cb);
}
Py_DECREF(result);
cbInfo->_save = PyEval_SaveThread();
fd = fdDup(fdno);
fcntl(Fileno(fd), F_SETFD, FD_CLOEXEC);
return fd;
} else
if (what == RPMCALLBACK_INST_CLOSE_FILE) {
Fclose (fd);
}
Py_DECREF(result);
cbInfo->_save = PyEval_SaveThread();
return NULL;
}
off_t fdSize(FD_t fd)
{
struct stat sb;
off_t rc = -1;
if (fd != NULL && fstat(Fileno(fd), &sb) == 0)
rc = sb.st_size;
return rc;
}
static int rpmfd_init(rpmfdObject *s, PyObject *args, PyObject *kwds)
{
char *kwlist[] = { "obj", "mode", "flags", NULL };
const char *mode = "r";
const char *flags = "ufdio";
char *rpmio_mode = NULL;
PyObject *fo = NULL;
FD_t fd = NULL;
int fdno;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|ss", kwlist,
&fo, &mode, &flags))
return -1;
rpmio_mode = rstrscat(NULL, mode, ".", flags, NULL);
if (PyBytes_Check(fo)) {
fd = openPath(PyBytes_AsString(fo), rpmio_mode);
} else if (PyUnicode_Check(fo)) {
PyObject *enc = NULL;
int rc;
#if PY_MAJOR_VERSION >= 3
rc = PyUnicode_FSConverter(fo, &enc);
#else
rc = utf8FromPyObject(fo, &enc);
#endif
if (rc) {
fd = openPath(PyBytes_AsString(enc), rpmio_mode);
Py_DECREF(enc);
}
} else if (rpmfdObject_Check(fo)) {
rpmfdObject *fdo = (rpmfdObject *)fo;
fd = openFd(fdDup(Fileno(fdo->fd)), rpmio_mode);
} else if ((fdno = PyObject_AsFileDescriptor(fo)) >= 0) {
fd = openFd(fdDup(fdno), rpmio_mode);
} else {
PyErr_SetString(PyExc_TypeError, "path or file object expected");
}
if (fd != NULL) {
Fclose(s->fd); /* in case __init__ was called again */
free(s->mode);
free(s->flags);
s->fd = fd;
s->mode = rstrdup(mode);
s->flags = rstrdup(flags);
} else {
PyErr_SetString(PyExc_IOError, Fstrerror(fd));
}
free(rpmio_mode);
return (fd == NULL) ? -1 : 0;
}
static PyObject *rpmfd_isatty(rpmfdObject *s)
{
int fileno;
if (s->fd == NULL) return err_closed();
Py_BEGIN_ALLOW_THREADS
fileno = Fileno(s->fd);
Py_END_ALLOW_THREADS
if (Ferror(s->fd)) {
PyErr_SetString(PyExc_IOError, Fstrerror(s->fd));
return NULL;
}
return PyBool_FromLong(isatty(fileno));
}
static PyObject *rpmfd_fileno(rpmfdObject *s)
{
int fno;
if (s->fd == NULL) return err_closed();
Py_BEGIN_ALLOW_THREADS
fno = Fileno(s->fd);
Py_END_ALLOW_THREADS
if (Ferror(s->fd)) {
PyErr_SetString(PyExc_IOError, Fstrerror(s->fd));
return NULL;
}
return Py_BuildValue("i", fno);
}
/**
* Print package size.
* @todo rpmio: use fdSize rather than fstat(2) to get file size.
* @param fd package file handle
* @param siglen signature header size
* @param pad signature padding
* @param datalen length of header+payload
* @return rpmRC return code
*/
static inline rpmRC printSize(FD_t fd, size_t siglen, size_t pad, rpm_loff_t datalen)
{
struct stat st;
int fdno = Fileno(fd);
if (fstat(fdno, &st) < 0)
return RPMRC_FAIL;
rpmlog(RPMLOG_DEBUG,
"Expected size: %12" PRIu64 \
" = lead(%d)+sigs(%zd)+pad(%zd)+data(%" PRIu64 ")\n",
RPMLEAD_SIZE+siglen+pad+datalen,
RPMLEAD_SIZE, siglen, pad, datalen);
rpmlog(RPMLOG_DEBUG,
" Actual size: %12" PRIu64 "\n", (rpm_loff_t) st.st_size);
return RPMRC_OK;
}
static FD_t ufdOpen(const char * url, int flags, mode_t mode)
{
FD_t fd = NULL;
const char * path;
urltype urlType = urlPath(url, &path);
if (_rpmio_debug)
fprintf(stderr, "*** ufdOpen(%s,0x%x,0%o)\n", url, (unsigned)flags, (unsigned)mode);
switch (urlType) {
case URL_IS_FTP:
case URL_IS_HTTPS:
case URL_IS_HTTP:
case URL_IS_HKP:
fd = urlOpen(url, flags, mode);
/* we're dealing with local file when urlOpen() returns */
urlType = URL_IS_UNKNOWN;
break;
case URL_IS_DASH:
if ((flags & O_ACCMODE) == O_RDWR) {
fd = NULL;
} else {
fd = fdDup((flags & O_ACCMODE) == O_WRONLY ?
STDOUT_FILENO : STDIN_FILENO);
}
break;
case URL_IS_PATH:
case URL_IS_UNKNOWN:
default:
fd = fdOpen(path, flags, mode);
break;
}
if (fd == NULL) return NULL;
fdSetIo(fd, ufdio);
fd->urlType = urlType;
if (Fileno(fd) < 0) {
(void) fdClose(fd);
return NULL;
}
return fd;
}
rpmRC rpmwfInit(rpmwf wf, const char * fn, const char * fmode)
{
if (_rpmwf_debug)
fprintf(stderr, "==> rpmwfInit(%p, %s, %s)\n", wf, fn, fmode);
if (fn == NULL)
fn = wf->fn;
assert(fn != NULL);
/*@-globs@*/
wf->fd = Fopen(fn, fmode);
/*@=globs@*/
if (wf->fd == NULL || Ferror(wf->fd)) {
(void) rpmwfFini(wf);
return RPMRC_NOTFOUND;
}
if (fmode && *fmode == 'r') {
wf->b = mmap(NULL, wf->nb, PROT_READ, MAP_SHARED, Fileno(wf->fd), 0L);
if (wf->b == (void *)-1) {
wf->b = NULL;
(void) rpmwfFini(wf);
return RPMRC_NOTFOUND;
}
wf->l = (char *) wf->b;
assert(wf->l != NULL);
wf->nl = 96;
wf->s = wf->l + wf->nl;
wf->ns = hSize((rpmuint32_t *)wf->s);
wf->ns += ((8 - (wf->ns % 8)) % 8); /* padding */
wf->h = wf->s + wf->ns;
wf->nh = hSize((rpmuint32_t *)wf->h);
wf->p = wf->h + wf->nh;
wf->np = wf->nb;
wf->np -= wf->nl + wf->ns + wf->nh;
}
return RPMRC_OK;
}
static void wfd_close(FD_t *wfdp)
{
if (wfdp && *wfdp) {
int myerrno = errno;
static int oneshot = 0;
static int flush_io = 0;
if (!oneshot) {
flush_io = rpmExpandNumeric("%{?_flush_io}");
oneshot = 1;
}
if (flush_io) {
int fdno = Fileno(*wfdp);
fsync(fdno);
}
Fclose(*wfdp);
*wfdp = NULL;
errno = myerrno;
}
}
static FILE *
open_logfile(const char *fn){
FILE *ret;
if( (ret = fopen(fn,"wb")) ){
int fd;
setlinebuf(ret);
if((fd = Fileno(ret)) < 0){
fclose(ret);
ret = NULL;
}else if(set_fd_close_on_exec(fd)){
fclose(ret);
ret = NULL;
}
// We don't necessarily want the performance hit from
// unbuffered logging...maybe make it an option somehow? FIXME
/*else if(set_fd_nonblocking(fd)){
fclose(ret);
ret = NULL;
}*/
}
return ret;
}
/* XXX this is naive */
int Fcntl(FD_t fd, int op, void *lip)
{
return fcntl(Fileno(fd), op, lip);
}
int rpmiobSlurp(const char * fn, rpmiob * iobp)
{
static size_t blenmax = (128 * BUFSIZ); /* XXX 1Mb with glibc */
rpmuint8_t * b = NULL;
size_t blen = 0;
struct stat sb;
FD_t fd;
int rc = 0;
int xx;
fd = Fopen(fn, "r.ufdio");
if (fd == NULL || Ferror(fd)) {
rc = 2;
goto exit;
}
sb.st_size = 0;
if ((xx = Fstat(fd, &sb)) < 0 || sb.st_size == 0)
sb.st_size = blenmax;
#if defined(__linux__)
/* XXX st->st_size = 0 for /proc files on linux, see stat(2). */
/* XXX glibc mmap'd libio no workie for /proc files on linux?!? */
if (sb.st_size == 0 && !strncmp(fn, "/proc/", sizeof("/proc/")-1)) {
blen = blenmax;
b = xmalloc(blen+1);
b[0] = (rpmuint8_t) '\0';
xx = read(Fileno(fd), b, blen);
blen = (size_t) (xx >= 0 ? xx : 0);
} else
#endif
{
blen = sb.st_size;
b = xmalloc(blen+1);
b[0] = (rpmuint8_t) '\0';
blen = Fread(b, sizeof(*b), blen, fd);
if (Ferror(fd)) {
rc = 1;
goto exit;
}
}
if (blen < (size_t)sb.st_size)
b = xrealloc(b, blen+1);
b[blen] = (rpmuint8_t) '\0';
exit:
if (fd != NULL) (void) Fclose(fd);
if (rc == 0) {
if (iobp != NULL) {
/* XXX use rpmiobNew() if/when lazy iop->b alloc is implemented. */
rpmiob iob = rpmiobGetPool(_rpmiobPool);
iob->b = b;
iob->blen = blen;
iob->allocated = blen;
*iobp = iob;
}
} else {
if (iobp)
*iobp = NULL;
b = _free(b);
}
return rc;
}
static rpmRC writeRPM(Header *hdrp, unsigned char ** pkgidp, const char *fileName,
CSA_t csa, char **cookie)
{
FD_t fd = NULL;
FD_t ifd = NULL;
ssize_t count;
char * sigtarget = NULL;;
char * rpmio_flags = NULL;
char * SHA1 = NULL;
const char *s;
char *buf = NULL;
Header h;
Header sig = NULL;
int xx;
rpmRC rc = RPMRC_OK;
struct rpmtd_s td;
rpmTagVal sizetag;
rpmTagVal payloadtag;
/* Transfer header reference form *hdrp to h. */
h = headerLink(*hdrp);
*hdrp = headerFree(*hdrp);
if (pkgidp)
*pkgidp = NULL;
/* Save payload information */
if (headerIsSource(h))
rpmio_flags = rpmExpand("%{?_source_payload}", NULL);
else
rpmio_flags = rpmExpand("%{?_binary_payload}", NULL);
if (!(rpmio_flags && *rpmio_flags)) {
rpmio_flags = _free(rpmio_flags);
rpmio_flags = xstrdup("w9.gzdio");
}
s = strchr(rpmio_flags, '.');
if (s) {
const char *compr = NULL;
headerPutString(h, RPMTAG_PAYLOADFORMAT, "cpio");
if (rstreq(s+1, "ufdio")) {
compr = NULL;
} else if (rstreq(s+1, "gzdio")) {
compr = "gzip";
#if HAVE_BZLIB_H
} else if (rstreq(s+1, "bzdio")) {
compr = "bzip2";
/* Add prereq on rpm version that understands bzip2 payloads */
(void) rpmlibNeedsFeature(h, "PayloadIsBzip2", "3.0.5-1");
#endif
#if HAVE_LZMA_H
} else if (rstreq(s+1, "xzdio")) {
compr = "xz";
(void) rpmlibNeedsFeature(h, "PayloadIsXz", "5.2-1");
} else if (rstreq(s+1, "lzdio")) {
compr = "lzma";
(void) rpmlibNeedsFeature(h, "PayloadIsLzma", "4.4.6-1");
#endif
} else {
rpmlog(RPMLOG_ERR, _("Unknown payload compression: %s\n"),
rpmio_flags);
rc = RPMRC_FAIL;
goto exit;
}
if (compr)
headerPutString(h, RPMTAG_PAYLOADCOMPRESSOR, compr);
buf = xstrdup(rpmio_flags);
buf[s - rpmio_flags] = '\0';
headerPutString(h, RPMTAG_PAYLOADFLAGS, buf+1);
free(buf);
}
/* Create and add the cookie */
if (cookie) {
rasprintf(cookie, "%s %d", buildHost(), (int) (*getBuildTime()));
headerPutString(h, RPMTAG_COOKIE, *cookie);
}
/* Reallocate the header into one contiguous region. */
h = headerReload(h, RPMTAG_HEADERIMMUTABLE);
if (h == NULL) { /* XXX can't happen */
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Unable to create immutable header region.\n"));
goto exit;
}
/* Re-reference reallocated header. */
*hdrp = headerLink(h);
/*
* Write the header+archive into a temp file so that the size of
* archive (after compression) can be added to the header.
*/
fd = rpmMkTempFile(NULL, &sigtarget);
if (fd == NULL || Ferror(fd)) {
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Unable to open temp file.\n"));
goto exit;
}
fdInitDigest(fd, PGPHASHALGO_SHA1, 0);
if (headerWrite(fd, h, HEADER_MAGIC_YES)) {
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Unable to write temp header\n"));
} else { /* Write the archive and get the size */
(void) Fflush(fd);
fdFiniDigest(fd, PGPHASHALGO_SHA1, (void **)&SHA1, NULL, 1);
if (csa->cpioList != NULL) {
rc = cpio_doio(fd, h, csa, rpmio_flags);
} else if (Fileno(csa->cpioFdIn) >= 0) {
rc = cpio_copy(fd, csa);
} else {
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Bad CSA data\n"));
}
}
if (rc != RPMRC_OK)
goto exit;
(void) Fclose(fd);
fd = NULL;
(void) unlink(fileName);
/* Generate the signature */
(void) fflush(stdout);
sig = rpmNewSignature();
/*
* There should be rpmlib() dependency on this, but that doesn't
* really do much good as these are signature tags that get read
* way before dependency checking has a chance to figure out anything.
* On the positive side, not inserting the 32bit tag at all means
* older rpm will just bail out with error message on attempt to read
* such a package.
*/
if (csa->cpioArchiveSize < UINT32_MAX) {
sizetag = RPMSIGTAG_SIZE;
payloadtag = RPMSIGTAG_PAYLOADSIZE;
} else {
sizetag = RPMSIGTAG_LONGSIZE;
payloadtag = RPMSIGTAG_LONGARCHIVESIZE;
}
(void) rpmGenDigest(sig, sigtarget, sizetag);
(void) rpmGenDigest(sig, sigtarget, RPMSIGTAG_MD5);
if (SHA1) {
/* XXX can't use rpmtdFromFoo() on RPMSIGTAG_* items */
rpmtdReset(&td);
td.tag = RPMSIGTAG_SHA1;
td.type = RPM_STRING_TYPE;
td.data = SHA1;
td.count = 1;
headerPut(sig, &td, HEADERPUT_DEFAULT);
SHA1 = _free(SHA1);
}
{
/* XXX can't use headerPutType() on legacy RPMSIGTAG_* items */
rpmtdReset(&td);
td.tag = payloadtag;
td.count = 1;
if (payloadtag == RPMSIGTAG_PAYLOADSIZE) {
rpm_off_t asize = csa->cpioArchiveSize;
td.type = RPM_INT32_TYPE;
td.data = &asize;
headerPut(sig, &td, HEADERPUT_DEFAULT);
} else {
rpm_loff_t asize = csa->cpioArchiveSize;
td.type = RPM_INT64_TYPE;
td.data = &asize;
headerPut(sig, &td, HEADERPUT_DEFAULT);
}
}
/* Reallocate the signature into one contiguous region. */
sig = headerReload(sig, RPMTAG_HEADERSIGNATURES);
if (sig == NULL) { /* XXX can't happen */
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Unable to reload signature header.\n"));
goto exit;
}
/* Open the output file */
fd = Fopen(fileName, "w.ufdio");
if (fd == NULL || Ferror(fd)) {
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Could not open %s: %s\n"),
fileName, Fstrerror(fd));
goto exit;
}
/* Write the lead section into the package. */
{
rpmlead lead = rpmLeadFromHeader(h);
rc = rpmLeadWrite(fd, lead);
lead = rpmLeadFree(lead);
if (rc != RPMRC_OK) {
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Unable to write package: %s\n"),
Fstrerror(fd));
goto exit;
}
}
/* Write the signature section into the package. */
if (rpmWriteSignature(fd, sig)) {
rc = RPMRC_FAIL;
goto exit;
}
/* Append the header and archive */
ifd = Fopen(sigtarget, "r.ufdio");
if (ifd == NULL || Ferror(ifd)) {
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Unable to open sigtarget %s: %s\n"),
sigtarget, Fstrerror(ifd));
goto exit;
}
/* Add signatures to header, and write header into the package. */
/* XXX header+payload digests/signatures might be checked again here. */
{ Header nh = headerRead(ifd, HEADER_MAGIC_YES);
if (nh == NULL) {
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Unable to read header from %s: %s\n"),
sigtarget, Fstrerror(ifd));
goto exit;
}
#ifdef NOTYET
(void) headerMergeLegacySigs(nh, sig);
#endif
xx = headerWrite(fd, nh, HEADER_MAGIC_YES);
nh = headerFree(nh);
if (xx) {
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Unable to write header to %s: %s\n"),
fileName, Fstrerror(fd));
goto exit;
}
}
/* Write the payload into the package. */
buf = xmalloc(BUFSIZ);
while ((count = Fread(buf, 1, BUFSIZ, ifd)) > 0) {
if (count == -1) {
free(buf);
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Unable to read payload from %s: %s\n"),
sigtarget, Fstrerror(ifd));
goto exit;
}
if (Fwrite(buf, sizeof(buf[0]), count, fd) != count) {
free(buf);
rc = RPMRC_FAIL;
rpmlog(RPMLOG_ERR, _("Unable to write payload to %s: %s\n"),
fileName, Fstrerror(fd));
goto exit;
}
}
free(buf);
rc = RPMRC_OK;
exit:
rpmio_flags = _free(rpmio_flags);
SHA1 = _free(SHA1);
h = headerFree(h);
/* XXX Fish the pkgid out of the signature header. */
if (sig != NULL && pkgidp != NULL) {
struct rpmtd_s md5tag;
headerGet(sig, RPMSIGTAG_MD5, &md5tag, HEADERGET_DEFAULT);
if (rpmtdType(&md5tag) == RPM_BIN_TYPE &&
md5tag.count == 16 && md5tag.data != NULL) {
*pkgidp = md5tag.data;
}
}
sig = rpmFreeSignature(sig);
if (ifd) {
(void) Fclose(ifd);
ifd = NULL;
}
if (fd) {
(void) Fclose(fd);
fd = NULL;
}
if (sigtarget) {
(void) unlink(sigtarget);
sigtarget = _free(sigtarget);
}
if (rc == RPMRC_OK)
rpmlog(RPMLOG_NOTICE, _("Wrote: %s\n"), fileName);
else
(void) unlink(fileName);
return rc;
}
static long fdTell(FD_t fd)
{
return lseek(Fileno(fd), 0, SEEK_CUR);
}
/**
* Run an external script.
*/
static rpmRC runExtScript(rpmPlugins plugins, ARGV_const_t prefixes,
const char *sname, rpmlogLvl lvl, FD_t scriptFd,
ARGV_t * argvp, const char *script, int arg1, int arg2)
{
FD_t out = NULL;
char * fn = NULL;
pid_t pid, reaped;
int status;
rpmRC rc = RPMRC_FAIL;
rpmlog(RPMLOG_DEBUG, "%s: scriptlet start\n", sname);
if (script) {
fn = writeScript(*argvp[0], script);
if (fn == NULL) {
rpmlog(RPMLOG_ERR,
_("Couldn't create temporary file for %s: %s\n"),
sname, strerror(errno));
goto exit;
}
argvAdd(argvp, fn);
if (arg1 >= 0) {
argvAddNum(argvp, arg1);
}
if (arg2 >= 0) {
argvAddNum(argvp, arg2);
}
}
if (scriptFd != NULL) {
if (rpmIsVerbose()) {
out = fdDup(Fileno(scriptFd));
} else {
out = Fopen("/dev/null", "w.fdio");
if (Ferror(out)) {
out = fdDup(Fileno(scriptFd));
}
}
} else {
out = fdDup(STDOUT_FILENO);
}
if (out == NULL) {
rpmlog(RPMLOG_ERR, _("Couldn't duplicate file descriptor: %s: %s\n"),
sname, strerror(errno));
goto exit;
}
pid = fork();
if (pid == (pid_t) -1) {
rpmlog(RPMLOG_ERR, _("Couldn't fork %s: %s\n"),
sname, strerror(errno));
goto exit;
} else if (pid == 0) {/* Child */
rpmlog(RPMLOG_DEBUG, "%s: execv(%s) pid %d\n",
sname, *argvp[0], (unsigned)getpid());
/* Run scriptlet post fork hook for all plugins */
if (rpmpluginsCallScriptletForkPost(plugins, *argvp[0], RPMSCRIPTLET_FORK | RPMSCRIPTLET_EXEC) != RPMRC_FAIL) {
doScriptExec(*argvp, prefixes, scriptFd, out);
} else {
_exit(126); /* exit 126 for compatibility with bash(1) */
}
}
do {
reaped = waitpid(pid, &status, 0);
} while (reaped == -1 && errno == EINTR);
rpmlog(RPMLOG_DEBUG, "%s: waitpid(%d) rc %d status %x\n",
sname, (unsigned)pid, (unsigned)reaped, status);
if (reaped < 0) {
rpmlog(lvl, _("%s scriptlet failed, waitpid(%d) rc %d: %s\n"),
sname, pid, reaped, strerror(errno));
} else if (!WIFEXITED(status) || WEXITSTATUS(status)) {
if (WIFSIGNALED(status)) {
rpmlog(lvl, _("%s scriptlet failed, signal %d\n"),
sname, WTERMSIG(status));
} else {
rpmlog(lvl, _("%s scriptlet failed, exit status %d\n"),
sname, WEXITSTATUS(status));
}
} else {
/* if we get this far we're clear */
rc = RPMRC_OK;
}
exit:
if (out)
Fclose(out); /* XXX dup'd STDOUT_FILENO */
if (fn) {
if (!rpmIsDebug())
unlink(fn);
free(fn);
}
return rc;
}
static void doScriptExec(ARGV_const_t argv, ARGV_const_t prefixes,
FD_t scriptFd, FD_t out)
{
int pipes[2];
int flag;
int fdno;
int xx;
int open_max;
(void) signal(SIGPIPE, SIG_DFL);
pipes[0] = pipes[1] = 0;
/* make stdin inaccessible */
xx = pipe(pipes);
xx = close(pipes[1]);
xx = dup2(pipes[0], STDIN_FILENO);
xx = close(pipes[0]);
/* XXX Force FD_CLOEXEC on all inherited fdno's. */
open_max = sysconf(_SC_OPEN_MAX);
if (open_max == -1) {
open_max = 1024;
}
for (fdno = 3; fdno < open_max; fdno++) {
flag = fcntl(fdno, F_GETFD);
if (flag == -1 || (flag & FD_CLOEXEC))
continue;
xx = fcntl(fdno, F_SETFD, FD_CLOEXEC);
/* XXX W2DO? debug msg for inheirited fdno w/o FD_CLOEXEC */
}
if (scriptFd != NULL) {
int sfdno = Fileno(scriptFd);
int ofdno = Fileno(out);
if (sfdno != STDERR_FILENO)
xx = dup2(sfdno, STDERR_FILENO);
if (ofdno != STDOUT_FILENO)
xx = dup2(ofdno, STDOUT_FILENO);
/* make sure we don't close stdin/stderr/stdout by mistake! */
if (ofdno > STDERR_FILENO && ofdno != sfdno)
xx = Fclose (out);
if (sfdno > STDERR_FILENO && ofdno != sfdno)
xx = Fclose (scriptFd);
}
{ char *ipath = rpmExpand("%{_install_script_path}", NULL);
const char *path = SCRIPT_PATH;
if (ipath && ipath[5] != '%')
path = ipath;
xx = setenv("PATH", path, 1);
free(ipath);
}
for (ARGV_const_t pf = prefixes; pf && *pf; pf++) {
char *name = NULL;
int num = (pf - prefixes);
rasprintf(&name, "RPM_INSTALL_PREFIX%d", num);
setenv(name, *pf, 1);
free(name);
/* scripts might still be using the old style prefix */
if (num == 0) {
setenv("RPM_INSTALL_PREFIX", *pf, 1);
}
}
if (chdir("/") == 0) {
/* XXX Don't mtrace into children. */
unsetenv("MALLOC_CHECK_");
if (xx == 0) {
xx = execv(argv[0], argv);
}
}
_exit(127); /* exit 127 for compatibility with bash(1) */
}
