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rpm-build/lib/rpminstall.c

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Initial revision
2002-03-25 23:16:26 +03:00
/** \ingroup rpmcli
* \file lib/rpminstall.c
*/
#include "system.h"
sync with rpm4 branch: include local headers
2002-03-26 01:02:39 +03:00
#include "rpmcli.h"
Initial revision
2002-03-25 23:16:26 +03:00
#include "manifest.h"
#include "misc.h" /* XXX for rpmGlob() */
#include "debug.h"
/*@access rpmTransactionSet @*/ /* XXX compared with NULL */
/*@access rpmProblemSet @*/ /* XXX compared with NULL */
/*@access Header @*/ /* XXX compared with NULL */
/*@access rpmdb @*/ /* XXX compared with NULL */
/*@access FD_t @*/ /* XXX compared with NULL */
/*@access IDTX @*/
/*@access IDT @*/
/*@unchecked@*/
static int hashesPrinted = 0;
/*@unchecked@*/
int packagesTotal = 0;
/*@unchecked@*/
static int progressTotal = 0;
/*@unchecked@*/
static int progressCurrent = 0;
/**
*/
static void printHash(const unsigned long amount, const unsigned long total)
/*@globals hashesPrinted, progressCurrent, fileSystem @*/
/*@modifies hashesPrinted, progressCurrent, fileSystem @*/
{
int hashesNeeded;
int hashesTotal = 50;
if (isatty (STDOUT_FILENO))
hashesTotal = 44;
if (hashesPrinted != hashesTotal) {
hashesNeeded = hashesTotal * (total ? (((float) amount) / total) : 1);
while (hashesNeeded > hashesPrinted) {
if (isatty (STDOUT_FILENO)) {
int i;
for (i = 0; i < hashesPrinted; i++) (void) putchar ('#');
for (; i < hashesTotal; i++) (void) putchar (' ');
fprintf(stdout, "(%3d%%)",
(int)(100 * (total ? (((float) amount) / total) : 1)));
for (i = 0; i < (hashesTotal + 6); i++) (void) putchar ('\b');
} else
fprintf(stdout, "#");
hashesPrinted++;
}
(void) fflush(stdout);
hashesPrinted = hashesNeeded;
if (hashesPrinted == hashesTotal) {
int i;
progressCurrent++;
if (isatty(STDOUT_FILENO)) {
for (i = 1; i < hashesPrinted; i++) (void) putchar ('#');
fprintf(stdout, " [%3d%%]", (int)(100 * (progressTotal ?
(((float) progressCurrent) / progressTotal) : 1)));
}
fprintf(stdout, "\n");
}
(void) fflush(stdout);
}
}
void * rpmShowProgress(/*@null@*/ const void * arg,
const rpmCallbackType what,
const unsigned long amount,
const unsigned long total,
/*@null@*/ const void * pkgKey,
/*@null@*/ void * data)
/*@globals hashesPrinted, progressCurrent, progressTotal,
fileSystem @*/
/*@modifies hashesPrinted, progressCurrent, progressTotal,
fileSystem @*/
{
/*@-castexpose@*/
Header h = (Header) arg;
/*@=castexpose@*/
char * s;
int flags = (int) ((long)data);
void * rc = NULL;
const char * filename = pkgKey;
static FD_t fd = NULL;
switch (what) {
case RPMCALLBACK_INST_OPEN_FILE:
if (filename == NULL || filename[0] == '\0')
return NULL;
fd = Fopen(filename, "r.ufdio");
if (fd)
fd = fdLink(fd, "persist (showProgress)");
return fd;
/*@notreached@*/ break;
case RPMCALLBACK_INST_CLOSE_FILE:
fd = fdFree(fd, "persist (showProgress)");
if (fd) {
(void) Fclose(fd);
fd = NULL;
}
break;
case RPMCALLBACK_INST_START:
hashesPrinted = 0;
if (h == NULL || !(flags & INSTALL_LABEL))
break;
if (flags & INSTALL_HASH) {
s = headerSprintf(h, "%{NAME}",
rpmTagTable, rpmHeaderFormats, NULL);
if (isatty (STDOUT_FILENO))
fprintf(stdout, "%4d:%-23.23s", progressCurrent + 1, s);
else
fprintf(stdout, "%-28.28s", s);
(void) fflush(stdout);
s = _free(s);
} else {
s = headerSprintf(h, "%{NAME}-%{VERSION}-%{RELEASE}",
rpmTagTable, rpmHeaderFormats, NULL);
fprintf(stdout, "%s\n", s);
(void) fflush(stdout);
s = _free(s);
}
break;
case RPMCALLBACK_TRANS_PROGRESS:
case RPMCALLBACK_INST_PROGRESS:
if (flags & INSTALL_PERCENT)
fprintf(stdout, "%%%% %f\n", (double) (total
? ((((float) amount) / total) * 100)
: 100.0));
else if (flags & INSTALL_HASH)
printHash(amount, total);
(void) fflush(stdout);
break;
case RPMCALLBACK_TRANS_START:
hashesPrinted = 0;
progressTotal = 1;
progressCurrent = 0;
if (!(flags & INSTALL_LABEL))
break;
if (flags & INSTALL_HASH)
fprintf(stdout, "%-28s", _("Preparing..."));
else
fprintf(stdout, "%s\n", _("Preparing packages for installation..."));
(void) fflush(stdout);
break;
case RPMCALLBACK_TRANS_STOP:
if (flags & INSTALL_HASH)
printHash(1, 1); /* Fixes "preparing..." progress bar */
progressTotal = packagesTotal;
progressCurrent = 0;
break;
case RPMCALLBACK_UNINST_PROGRESS:
case RPMCALLBACK_UNINST_START:
case RPMCALLBACK_UNINST_STOP:
case RPMCALLBACK_UNPACK_ERROR:
case RPMCALLBACK_CPIO_ERROR:
default:
/* ignore */
break;
}
return rc;
}
typedef /*@only@*/ /*@null@*/ const char * str_t;
struct rpmEIU {
/*@only@*/ rpmTransactionSet ts;
/*@only@*/ /*@null@*/ rpmdb db;
Header h;
FD_t fd;
int numFailed;
int numPkgs;
/*@only@*/ str_t * pkgURL;
/*@dependent@*/ /*@null@*/ str_t * fnp;
/*@only@*/ char * pkgState;
int prevx;
int pkgx;
int numRPMS;
int numSRPMS;
/*@only@*/ /*@null@*/ str_t * sourceURL;
int isSource;
int argc;
/*@only@*/ /*@null@*/ str_t * argv;
/*@temp@*/ rpmRelocation * relocations;
rpmRC rpmrc;
};
/** @todo Generalize --freshen policies. */
int rpmInstall(const char * rootdir, const char ** fileArgv,
rpmtransFlags transFlags,
rpmInstallInterfaceFlags interfaceFlags,
rpmprobFilterFlags probFilter,
rpmRelocation * relocations)
{
struct rpmEIU * eiu = alloca(sizeof(*eiu));
int notifyFlags = interfaceFlags | (rpmIsVerbose() ? INSTALL_LABEL : 0 );
/*@only@*/ /*@null@*/ const char * fileURL = NULL;
int stopInstall = 0;
const char ** av = NULL;
int ac = 0;
int rc;
int xx;
int i;
if (fileArgv == NULL) return 0;
memset(eiu, 0, sizeof(*eiu));
eiu->numPkgs = 0;
eiu->prevx = 0;
eiu->pkgx = 0;
if ((eiu->relocations = relocations) != NULL) {
while (eiu->relocations->oldPath)
eiu->relocations++;
if (eiu->relocations->newPath == NULL)
eiu->relocations = NULL;
}
/* Build fully globbed list of arguments in argv[argc]. */
/*@-branchstate@*/
/*@-temptrans@*/
for (eiu->fnp = fileArgv; *eiu->fnp != NULL; eiu->fnp++) {
/*@=temptrans@*/
av = _free(av); ac = 0;
rc = rpmGlob(*eiu->fnp, &ac, &av);
if (rc || ac == 0) continue;
eiu->argv = xrealloc(eiu->argv, (eiu->argc+ac+1) * sizeof(*eiu->argv));
memcpy(eiu->argv+eiu->argc, av, ac * sizeof(*av));
eiu->argc += ac;
eiu->argv[eiu->argc] = NULL;
}
/*@=branchstate@*/
av = _free(av); ac = 0;
restart:
/* Allocate sufficient storage for next set of args. */
if (eiu->pkgx >= eiu->numPkgs) {
eiu->numPkgs = eiu->pkgx + eiu->argc;
eiu->pkgURL = xrealloc(eiu->pkgURL,
(eiu->numPkgs + 1) * sizeof(*eiu->pkgURL));
memset(eiu->pkgURL + eiu->pkgx, 0,
((eiu->argc + 1) * sizeof(*eiu->pkgURL)));
eiu->pkgState = xrealloc(eiu->pkgState,
(eiu->numPkgs + 1) * sizeof(*eiu->pkgState));
memset(eiu->pkgState + eiu->pkgx, 0,
((eiu->argc + 1) * sizeof(*eiu->pkgState)));
}
/* Retrieve next set of args, cache on local storage. */
for (i = 0; i < eiu->argc; i++) {
fileURL = _free(fileURL);
fileURL = eiu->argv[i];
eiu->argv[i] = NULL;
switch (urlIsURL(fileURL)) {
case URL_IS_FTP:
case URL_IS_HTTP:
{ const char *tfn;
if (rpmIsVerbose())
fprintf(stdout, _("Retrieving %s\n"), fileURL);
{ char tfnbuf[64];
strcpy(tfnbuf, "rpm-xfer.XXXXXX");
(void) mktemp(tfnbuf);
tfn = rpmGenPath(rootdir, "%{_tmppath}/", tfnbuf);
}
/* XXX undefined %{name}/%{version}/%{release} here */
/* XXX %{_tmpdir} does not exist */
rpmMessage(RPMMESS_DEBUG, _(" ... as %s\n"), tfn);
rc = urlGetFile(fileURL, tfn);
if (rc < 0) {
rpmMessage(RPMMESS_ERROR,
_("skipping %s - transfer failed - %s\n"),
fileURL, ftpStrerror(rc));
eiu->numFailed++;
eiu->pkgURL[eiu->pkgx] = NULL;
tfn = _free(tfn);
/*@switchbreak@*/ break;
}
eiu->pkgState[eiu->pkgx] = 1;
eiu->pkgURL[eiu->pkgx] = tfn;
eiu->pkgx++;
} /*@switchbreak@*/ break;
case URL_IS_PATH:
default:
eiu->pkgURL[eiu->pkgx] = fileURL;
fileURL = NULL;
eiu->pkgx++;
/*@switchbreak@*/ break;
}
}
fileURL = _free(fileURL);
if (eiu->numFailed) goto exit;
/* Continue processing file arguments, building transaction set. */
for (eiu->fnp = eiu->pkgURL+eiu->prevx;
*eiu->fnp != NULL;
eiu->fnp++, eiu->prevx++)
{
const char * fileName;
rpmMessage(RPMMESS_DEBUG, "============== %s\n", *eiu->fnp);
(void) urlPath(*eiu->fnp, &fileName);
/* Try to read the header from a package file. */
eiu->fd = Fopen(*eiu->fnp, "r.ufdio");
if (eiu->fd == NULL || Ferror(eiu->fd)) {
rpmError(RPMERR_OPEN, _("open of %s failed: %s\n"), *eiu->fnp,
Fstrerror(eiu->fd));
if (eiu->fd) {
xx = Fclose(eiu->fd);
eiu->fd = NULL;
}
eiu->numFailed++; *eiu->fnp = NULL;
continue;
}
/*@-mustmod@*/ /* LCL: segfault */
eiu->rpmrc = rpmReadPackageHeader(eiu->fd, &eiu->h,
&eiu->isSource, NULL, NULL);
/*@=mustmod@*/
xx = Fclose(eiu->fd);
eiu->fd = NULL;
if (eiu->rpmrc == RPMRC_FAIL || eiu->rpmrc == RPMRC_SHORTREAD) {
eiu->numFailed++; *eiu->fnp = NULL;
continue;
}
if (eiu->isSource &&
(eiu->rpmrc == RPMRC_OK || eiu->rpmrc == RPMRC_BADSIZE))
{
rpmMessage(RPMMESS_DEBUG, "\tadded source package [%d]\n",
eiu->numSRPMS);
eiu->sourceURL = xrealloc(eiu->sourceURL,
(eiu->numSRPMS + 2) * sizeof(*eiu->sourceURL));
eiu->sourceURL[eiu->numSRPMS] = *eiu->fnp;
*eiu->fnp = NULL;
eiu->numSRPMS++;
eiu->sourceURL[eiu->numSRPMS] = NULL;
continue;
}
if (eiu->rpmrc == RPMRC_OK || eiu->rpmrc == RPMRC_BADSIZE) {
if (eiu->db == NULL) {
int mode = (transFlags & RPMTRANS_FLAG_TEST)
? O_RDONLY : (O_RDWR | O_CREAT);
if (rpmdbOpen(rootdir, &eiu->db, mode, 0644)) {
const char *dn;
dn = rpmGetPath( (rootdir ? rootdir : ""),
"%{_dbpath}", NULL);
rpmMessage(RPMMESS_ERROR,
_("cannot open Packages database in %s\n"), dn);
dn = _free(dn);
eiu->numFailed++; *eiu->fnp = NULL;
break;
}
/*@-onlytrans@*/
eiu->ts = rpmtransCreateSet(eiu->db, rootdir);
/*@=onlytrans@*/
}
if (eiu->relocations) {
const char ** paths;
int pft;
int c;
if (headerGetEntry(eiu->h, RPMTAG_PREFIXES, &pft,
(void **) &paths, &c) && (c == 1)) {
eiu->relocations->oldPath = xstrdup(paths[0]);
paths = headerFreeData(paths, pft);
} else {
const char * name;
xx = headerNVR(eiu->h, &name, NULL, NULL);
rpmMessage(RPMMESS_ERROR,
_("package %s is not relocateable\n"), name);
eiu->numFailed++;
goto exit;
/*@notreached@*/
}
}
/* On --freshen, verify package is installed and newer */
if (interfaceFlags & INSTALL_FRESHEN) {
rpmdbMatchIterator mi;
const char * name;
Header oldH;
int count;
xx = headerNVR(eiu->h, &name, NULL, NULL);
/*@-onlytrans@*/
mi = rpmdbInitIterator(eiu->db, RPMTAG_NAME, name, 0);
/*@=onlytrans@*/
count = rpmdbGetIteratorCount(mi);
while ((oldH = rpmdbNextIterator(mi)) != NULL) {
if (rpmVersionCompare(oldH, eiu->h) < 0)
/*@innercontinue@*/ continue;
/* same or newer package already installed */
count = 0;
/*@innerbreak@*/ break;
}
mi = rpmdbFreeIterator(mi);
if (count == 0) {
eiu->h = headerFree(eiu->h);
continue;
}
/* Package is newer than those currently installed. */
}
rc = rpmtransAddPackage(eiu->ts, eiu->h, NULL, fileName,
(interfaceFlags & INSTALL_UPGRADE) != 0,
relocations);
/* XXX reference held by transaction set */
eiu->h = headerFree(eiu->h);
if (eiu->relocations)
eiu->relocations->oldPath = _free(eiu->relocations->oldPath);
switch(rc) {
case 0:
rpmMessage(RPMMESS_DEBUG, "\tadded binary package [%d]\n",
eiu->numRPMS);
/*@switchbreak@*/ break;
case 1:
rpmMessage(RPMMESS_ERROR,
_("error reading from file %s\n"), *eiu->fnp);
eiu->numFailed++;
goto exit;
/*@notreached@*/ /*@switchbreak@*/ break;
case 2:
rpmMessage(RPMMESS_ERROR,
_("file %s requires a newer version of RPM\n"),
*eiu->fnp);
eiu->numFailed++;
goto exit;
/*@notreached@*/ /*@switchbreak@*/ break;
}
eiu->numRPMS++;
continue;
}
if (eiu->rpmrc != RPMRC_BADMAGIC) {
rpmMessage(RPMMESS_ERROR, _("%s cannot be installed\n"), *eiu->fnp);
eiu->numFailed++; *eiu->fnp = NULL;
break;
}
/* Try to read a package manifest. */
eiu->fd = Fopen(*eiu->fnp, "r.fpio");
if (eiu->fd == NULL || Ferror(eiu->fd)) {
rpmError(RPMERR_OPEN, _("open of %s failed: %s\n"), *eiu->fnp,
Fstrerror(eiu->fd));
if (eiu->fd) {
xx = Fclose(eiu->fd);
eiu->fd = NULL;
}
eiu->numFailed++; *eiu->fnp = NULL;
break;
}
/* Read list of packages from manifest. */
rc = rpmReadPackageManifest(eiu->fd, &eiu->argc, &eiu->argv);
if (rc)
rpmError(RPMERR_MANIFEST, _("%s: read manifest failed: %s\n"),
*eiu->fnp, Fstrerror(eiu->fd));
xx = Fclose(eiu->fd);
eiu->fd = NULL;
/* If successful, restart the query loop. */
if (rc == 0) {
eiu->prevx++;
goto restart;
}
eiu->numFailed++; *eiu->fnp = NULL;
break;
}
rpmMessage(RPMMESS_DEBUG, _("found %d source and %d binary packages\n"),
eiu->numSRPMS, eiu->numRPMS);
if (eiu->numFailed) goto exit;
if (eiu->numRPMS && !(interfaceFlags & INSTALL_NODEPS)) {
rpmDependencyConflict conflicts;
int numConflicts;
if (rpmdepCheck(eiu->ts, &conflicts, &numConflicts)) {
eiu->numFailed = eiu->numPkgs;
stopInstall = 1;
}
/*@-branchstate@*/
if (!stopInstall && conflicts) {
rpmMessage(RPMMESS_ERROR, _("failed dependencies:\n"));
printDepProblems(stderr, conflicts, numConflicts);
conflicts = rpmdepFreeConflicts(conflicts, numConflicts);
eiu->numFailed = eiu->numPkgs;
stopInstall = 1;
}
/*@=branchstate@*/
}
if (eiu->numRPMS && !(interfaceFlags & INSTALL_NOORDER)) {
if (rpmdepOrder(eiu->ts)) {
eiu->numFailed = eiu->numPkgs;
stopInstall = 1;
}
}
if (eiu->numRPMS && !stopInstall) {
rpmProblemSet probs = NULL;
packagesTotal = eiu->numRPMS + eiu->numSRPMS;
rpmMessage(RPMMESS_DEBUG, _("installing binary packages\n"));
rc = rpmRunTransactions(eiu->ts, rpmShowProgress,
(void *) ((long)notifyFlags),
NULL, &probs, transFlags, probFilter);
if (rc < 0) {
eiu->numFailed += eiu->numRPMS;
} else if (rc > 0) {
eiu->numFailed += rc;
rpmProblemSetPrint(stderr, probs);
}
if (probs != NULL) rpmProblemSetFree(probs);
}
if (eiu->numSRPMS && !stopInstall) {
if (eiu->sourceURL != NULL)
for (i = 0; i < eiu->numSRPMS; i++) {
if (eiu->sourceURL[i] == NULL) continue;
eiu->fd = Fopen(eiu->sourceURL[i], "r.ufdio");
if (eiu->fd == NULL || Ferror(eiu->fd)) {
rpmMessage(RPMMESS_ERROR, _("cannot open file %s: %s\n"),
eiu->sourceURL[i], Fstrerror(eiu->fd));
if (eiu->fd) {
xx = Fclose(eiu->fd);
eiu->fd = NULL;
}
continue;
}
if (!(transFlags & RPMTRANS_FLAG_TEST)) {
eiu->rpmrc = rpmInstallSourcePackage(rootdir, eiu->fd, NULL,
rpmShowProgress, (void *) ((long)notifyFlags), NULL);
if (eiu->rpmrc != RPMRC_OK) eiu->numFailed++;
}
xx = Fclose(eiu->fd);
eiu->fd = NULL;
}
}
exit:
eiu->ts = rpmtransFree(eiu->ts);
if (eiu->pkgURL != NULL)
for (i = 0; i < eiu->numPkgs; i++) {
if (eiu->pkgURL[i] == NULL) continue;
if (eiu->pkgState[i] == 1)
(void) Unlink(eiu->pkgURL[i]);
eiu->pkgURL[i] = _free(eiu->pkgURL[i]);
}
eiu->pkgState = _free(eiu->pkgState);
eiu->pkgURL = _free(eiu->pkgURL);
eiu->argv = _free(eiu->argv);
if (eiu->db != NULL) {
xx = rpmdbClose(eiu->db);
eiu->db = NULL;
}
return eiu->numFailed;
}
int rpmErase(const char * rootdir, const char ** argv,
rpmtransFlags transFlags,
rpmEraseInterfaceFlags interfaceFlags)
{
rpmdb db;
int mode;
int count;
const char ** arg;
int numFailed = 0;
rpmTransactionSet ts;
rpmDependencyConflict conflicts;
int numConflicts;
int stopUninstall = 0;
int numPackages = 0;
rpmProblemSet probs;
if (argv == NULL) return 0;
if (transFlags & RPMTRANS_FLAG_TEST)
mode = O_RDONLY;
else
mode = O_RDWR | O_EXCL;
if (rpmdbOpen(rootdir, &db, mode, 0644)) {
const char *dn;
dn = rpmGetPath( (rootdir ? rootdir : ""), "%{_dbpath}", NULL);
rpmMessage(RPMMESS_ERROR, _("cannot open %s/packages.rpm\n"), dn);
dn = _free(dn);
return -1;
}
ts = rpmtransCreateSet(db, rootdir);
for (arg = argv; *arg; arg++) {
rpmdbMatchIterator mi;
/* XXX HACK to get rpmdbFindByLabel out of the API */
mi = rpmdbInitIterator(db, RPMDBI_LABEL, *arg, 0);
count = rpmdbGetIteratorCount(mi);
if (count <= 0) {
rpmMessage(RPMMESS_ERROR, _("package %s is not installed\n"), *arg);
numFailed++;
} else if (!(count == 1 || (interfaceFlags & UNINSTALL_ALLMATCHES))) {
rpmMessage(RPMMESS_ERROR, _("\"%s\" specifies multiple packages\n"),
*arg);
numFailed++;
} else {
Header h; /* XXX iterator owns the reference */
while ((h = rpmdbNextIterator(mi)) != NULL) {
unsigned int recOffset = rpmdbGetIteratorOffset(mi);
if (recOffset) {
(void) rpmtransRemovePackage(ts, recOffset);
numPackages++;
}
}
}
mi = rpmdbFreeIterator(mi);
}
if (!(interfaceFlags & UNINSTALL_NODEPS)) {
if (rpmdepCheck(ts, &conflicts, &numConflicts)) {
numFailed = numPackages;
stopUninstall = 1;
}
/*@-branchstate@*/
if (!stopUninstall && conflicts) {
rpmMessage(RPMMESS_ERROR, _("removing these packages would break "
"dependencies:\n"));
printDepProblems(stderr, conflicts, numConflicts);
conflicts = rpmdepFreeConflicts(conflicts, numConflicts);
numFailed += numPackages;
stopUninstall = 1;
}
/*@=branchstate@*/
}
if (!stopUninstall) {
transFlags |= RPMTRANS_FLAG_REVERSE;
numFailed += rpmRunTransactions(ts, NULL, NULL, NULL, &probs,
transFlags, 0);
}
ts = rpmtransFree(ts);
(void) rpmdbClose(db);
return numFailed;
}
int rpmInstallSource(const char * rootdir, const char * arg,
const char ** specFile, char ** cookie)
{
FD_t fd;
int rc;
fd = Fopen(arg, "r.ufdio");
if (fd == NULL || Ferror(fd)) {
rpmMessage(RPMMESS_ERROR, _("cannot open %s: %s\n"), arg, Fstrerror(fd));
if (fd) (void) Fclose(fd);
return 1;
}
if (rpmIsVerbose())
fprintf(stdout, _("Installing %s\n"), arg);
{
/*@-mayaliasunique@*/
rpmRC rpmrc = rpmInstallSourcePackage(rootdir, fd, specFile, NULL, NULL,
cookie);
/*@=mayaliasunique@*/
rc = (rpmrc == RPMRC_OK ? 0 : 1);
}
if (rc != 0) {
rpmMessage(RPMMESS_ERROR, _("%s cannot be installed\n"), arg);
/*@-unqualifiedtrans@*/
if (specFile && *specFile)
*specFile = _free(*specFile);
if (cookie && *cookie)
*cookie = _free(*cookie);
/*@=unqualifiedtrans@*/
}
(void) Fclose(fd);
return rc;
}
/*@unchecked@*/
static int reverse = -1;
/**
*/
static int IDTintcmp(const void * a, const void * b)
/*@*/
{
/*@-castexpose@*/
IDT ap = (IDT)a;
IDT bp = (IDT)b;
/*@=castexpose@*/
int rc = ((int)ap->val.u32 - (int)bp->val.u32);
if (rc)
return ( reverse * rc );
return ( strcmp(ap->n, bp->n) );
}
IDTX IDTXfree(IDTX idtx)
{
if (idtx) {
int i;
if (idtx->idt)
for (i = 0; i < idtx->nidt; i++) {
IDT idt = idtx->idt + i;
idt->h = headerFree(idt->h);
idt->key = _free(idt->key);
}
idtx->idt = _free(idtx->idt);
idtx = _free(idtx);
}
return NULL;
}
IDTX IDTXnew(void)
{
IDTX idtx = xcalloc(1, sizeof(*idtx));
idtx->delta = 10;
idtx->size = sizeof(*((IDT)0));
return idtx;
}
IDTX IDTXgrow(IDTX idtx, int need)
{
if (need < 0) return NULL;
if (idtx == NULL)
idtx = IDTXnew();
if (need == 0) return idtx;
if ((idtx->nidt + need) > idtx->alloced) {
while (need > 0) {
idtx->alloced += idtx->delta;
need -= idtx->delta;
}
idtx->idt = xrealloc(idtx->idt, (idtx->alloced * idtx->size) );
}
return idtx;
}
IDTX IDTXsort(IDTX idtx)
{
if (idtx != NULL && idtx->idt != NULL && idtx->nidt > 0)
qsort(idtx->idt, idtx->nidt, idtx->size, IDTintcmp);
return idtx;
}
IDTX IDTXload(rpmdb db, rpmTag tag)
{
IDTX idtx = NULL;
rpmdbMatchIterator mi;
HGE_t hge = (HGE_t) headerGetEntry;
Header h;
mi = rpmdbInitIterator(db, tag, NULL, 0);
/*@-branchstate@*/
while ((h = rpmdbNextIterator(mi)) != NULL) {
rpmTagType type = RPM_NULL_TYPE;
int_32 count = 0;
int_32 * tidp;
tidp = NULL;
if (!hge(h, tag, &type, (void **)&tidp, &count) || tidp == NULL)
continue;
if (type == RPM_INT32_TYPE && (*tidp == 0 || *tidp == -1))
continue;
idtx = IDTXgrow(idtx, 1);
if (idtx == NULL)
continue;
if (idtx->idt == NULL)
continue;
{ IDT idt;
/*@-nullderef@*/
idt = idtx->idt + idtx->nidt;
/*@=nullderef@*/
idt->h = headerLink(h);
(void) headerNVR(idt->h, &idt->n, &idt->v, &idt->r);
idt->key = NULL;
idt->instance = rpmdbGetIteratorOffset(mi);
idt->val.u32 = *tidp;
}
idtx->nidt++;
}
/*@=branchstate@*/
mi = rpmdbFreeIterator(mi);
return IDTXsort(idtx);
}
IDTX IDTXglob(const char * globstr, rpmTag tag)
{
IDTX idtx = NULL;
HGE_t hge = (HGE_t) headerGetEntry;
Header h;
int_32 * tidp;
FD_t fd;
const char ** av = NULL;
int ac = 0;
int rc;
int i;
av = NULL; ac = 0;
rc = rpmGlob(globstr, &ac, &av);
if (rc == 0)
for (i = 0; i < ac; i++) {
rpmTagType type;
int_32 count;
int isSource;
rpmRC rpmrc;
fd = Fopen(av[i], "r.ufdio");
if (fd == NULL || Ferror(fd)) {
rpmError(RPMERR_OPEN, _("open of %s failed: %s\n"), av[i],
Fstrerror(fd));
if (fd) (void) Fclose(fd);
continue;
}
/*@-mustmod@*/ /* LCL: segfault */
rpmrc = rpmReadPackageHeader(fd, &h, &isSource, NULL, NULL);
/*@=mustmod@*/
if (rpmrc != RPMRC_OK || isSource) {
(void) Fclose(fd);
continue;
}
tidp = NULL;
/*@-branchstate@*/
if (hge(h, tag, &type, (void **) &tidp, &count) && tidp) {
idtx = IDTXgrow(idtx, 1);
if (idtx == NULL || idtx->idt == NULL) {
h = headerFree(h);
(void) Fclose(fd);
continue;
}
{ IDT idt;
idt = idtx->idt + idtx->nidt;
idt->h = headerLink(h);
(void) headerNVR(idt->h, &idt->n, &idt->v, &idt->r);
idt->key = xstrdup(av[i]);
idt->instance = 0;
idt->val.u32 = *tidp;
}
idtx->nidt++;
}
/*@=branchstate@*/
h = headerFree(h);
(void) Fclose(fd);
}
for (i = 0; i < ac; i++)
av[i] = _free(av[i]);
av = _free(av); ac = 0;
return IDTXsort(idtx);
}
int rpmRollback(struct rpmInstallArguments_s * ia, const char ** argv)
{
rpmdb db = NULL;
rpmTransactionSet ts = NULL;
rpmDependencyConflict conflicts = NULL;
int numConflicts = 0;
rpmProblemSet probs = NULL;
IDTX itids = NULL;
IDTX rtids = NULL;
unsigned thistid = 0xffffffff;
unsigned prevtid;
time_t tid;
IDT rp;
int nrids = 0;
IDT ip;
int niids = 0;
int packagesIn;
int packagesOut;
int rc;
int i;
int ifmask= (INSTALL_UPGRADE|INSTALL_FRESHEN|INSTALL_INSTALL|INSTALL_ERASE);
if (argv != NULL && *argv != NULL) {
rc = -1;
goto exit;
}
rc = rpmdbOpen(ia->rootdir, &db, O_RDWR, 0644);
if (rc != 0)
goto exit;
itids = IDTXload(db, RPMTAG_INSTALLTID);
if (itids != NULL) {
ip = itids->idt;
niids = itids->nidt;
} else {
ip = NULL;
niids = 0;
}
{ const char * globstr = rpmExpand("%{_repackage_dir}/*.rpm", NULL);
if (globstr == NULL || *globstr == '%') {
globstr = _free(globstr);
rc = -1;
goto exit;
}
rtids = IDTXglob(globstr, RPMTAG_REMOVETID);
if (rtids != NULL) {
rp = rtids->idt;
nrids = rtids->nidt;
} else {
rp = NULL;
nrids = 0;
}
globstr = _free(globstr);
}
/* Run transactions until rollback goal is achieved. */
do {
prevtid = thistid;
rc = 0;
packagesTotal = 0;
packagesIn = 0;
packagesOut = 0;
ia->installInterfaceFlags &= ~ifmask;
/* Find larger of the remaining install/erase transaction id's. */
thistid = 0;
if (ip != NULL && ip->val.u32 > thistid)
thistid = ip->val.u32;
if (rp != NULL && rp->val.u32 > thistid)
thistid = rp->val.u32;
/* If we've achieved the rollback goal, then we're done. */
if (thistid == 0 || thistid < ia->rbtid)
break;
ts = rpmtransCreateSet(db, ia->rootdir);
/* Install the previously erased packages for this transaction. */
while (rp != NULL && rp->val.u32 == thistid) {
rpmMessage(RPMMESS_DEBUG, "\t+++ %s-%s-%s\t(from %s)\n", rp->n, rp->v, rp->r, basename(rp->key));
if (!(ia->installInterfaceFlags & ifmask))
ia->installInterfaceFlags |= INSTALL_INSTALL;
rc = rpmtransAddPackage(ts, rp->h, NULL, rp->key,
(ia->installInterfaceFlags & INSTALL_UPGRADE) != 0,
ia->relocations);
if (rc != 0)
goto exit;
packagesTotal++;
packagesIn++;
#ifdef NOTYET
rp->h = headerFree(rp->h);
#endif
nrids--;
if (nrids > 0)
rp++;
else
rp = NULL;
}
/*
* XXX OK, let's prevent disaster right here, as rollbacks will merrily
* XXX erase everything in order to achieve the desired goal.
*/
if (packagesIn == 0)
break;
/* Erase the previously installed packages for this transaction. */
while (ip != NULL && ip->val.u32 == thistid) {
rpmMessage(RPMMESS_DEBUG,
"\t--- %s-%s-%s\t(from rpmdb instance #%u)\n", ip->n, ip->v, ip->r, ip->instance);
if (!(ia->installInterfaceFlags & ifmask))
ia->installInterfaceFlags |= INSTALL_ERASE;
rc = rpmtransRemovePackage(ts, ip->instance);
if (rc != 0)
goto exit;
packagesTotal++;
packagesOut++;
#ifdef NOTYET
ip->instance = 0;
#endif
niids--;
if (niids > 0)
ip++;
else
ip = NULL;
}
/* Anything to do? */
if (packagesTotal <= 0)
break;
tid = (time_t)thistid;
rpmMessage(RPMMESS_DEBUG, _("rollback (+%d,-%d) packages to %s"),
packagesIn, packagesOut, ctime(&tid));
conflicts = NULL;
numConflicts = 0;
rc = rpmdepCheck(ts, &conflicts, &numConflicts);
if (rc != 0) {
rpmMessage(RPMMESS_ERROR, _("failed dependencies:\n"));
printDepProblems(stderr, conflicts, numConflicts);
conflicts = rpmdepFreeConflicts(conflicts, numConflicts);
goto exit;
}
rc = rpmdepOrder(ts);
if (rc != 0)
goto exit;
probs = NULL;
rc = rpmRunTransactions(ts, rpmShowProgress,
(void *) ((long)ia->installInterfaceFlags),
NULL, &probs, ia->transFlags,
(ia->probFilter|RPMPROB_FILTER_OLDPACKAGE));
if (rc > 0) {
rpmProblemSetPrint(stderr, probs);
if (probs != NULL) rpmProblemSetFree(probs);
probs = NULL;
}
if (rc)
goto exit;
ts = rpmtransFree(ts);
/* Clean up after successful rollback. */
if (!rpmIsDebug())
for (i = 0; i < rtids->nidt; i++) {
IDT rrp = rtids->idt + i;
if (rrp->val.u32 != thistid)
continue;
(void) unlink(rrp->key);
}
} while (1);
exit:
ts = rpmtransFree(ts);
if (db != NULL) (void) rpmdbClose(db);
rtids = IDTXfree(rtids);
itids = IDTXfree(itids);
return rc;
}
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