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rpm-build/lib/transaction.c

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/** \ingroup rpmtrans
* \file lib/transaction.c
*/
#include "system.h"
#include "rpmmacro.h" /* XXX for rpmExpand */
#include "psm.h"
#include "rpmdb.h"
#include "fprint.h"
#include "rpmhash.h"
#include "misc.h" /* XXX stripTrailingChar, splitString, currentDirectory */
#ifdef DYING
/*@-redecl -exportheadervar@*/
extern const char * chroot_prefix;
/*@=redecl =exportheadervar@*/
#endif
/* XXX FIXME: merge with existing (broken?) tests in system.h */
/* portability fiddles */
#if STATFS_IN_SYS_STATVFS
# include <sys/statvfs.h>
#else
# if STATFS_IN_SYS_VFS
# include <sys/vfs.h>
# else
# if STATFS_IN_SYS_MOUNT
# include <sys/mount.h>
# else
# if STATFS_IN_SYS_STATFS
# include <sys/statfs.h>
# endif
# endif
# endif
#endif
#include "debug.h"
/*@access FD_t@*/ /* XXX compared with NULL */
/*@access Header@*/ /* XXX compared with NULL */
/*@access dbiIndexSet@*/
/*@access rpmdb@*/
/*@access rpmTransactionSet@*/
/*@access TFI_t@*/
/*@access PSM_t@*/
/*@access rpmProblemSet@*/
/*@access rpmProblem@*/
struct diskspaceInfo {
dev_t dev; /*!< file system device number. */
signed long bneeded; /*!< no. of blocks needed. */
signed long ineeded; /*!< no. of inodes needed. */
int bsize; /*!< file system block size. */
signed long bavail; /*!< no. of blocks available. */
signed long iavail; /*!< no. of inodes available. */
};
/* Adjust for root only reserved space. On linux e2fs, this is 5%. */
#define adj_fs_blocks(_nb) (((_nb) * 21) / 20)
/* argon thought a shift optimization here was a waste of time... he's
probably right :-( */
#define BLOCK_ROUND(size, block) (((size) + (block) - 1) / (block))
#define XSTRCMP(a, b) ((!(a) && !(b)) || ((a) && (b) && !strcmp((a), (b))))
static /*@null@*/ void * freeFl(rpmTransactionSet ts,
/*@only@*/ /*@null@*/ TFI_t flList)
/*@*/
{
if (flList) {
TFI_t fi;
int oc;
/*@-usereleased@*/
for (oc = 0, fi = flList; oc < ts->orderCount; oc++, fi++)
freeFi(fi);
flList = _free(flList);
/*@=usereleased@*/
}
return NULL;
}
void rpmtransSetScriptFd(rpmTransactionSet ts, FD_t fd)
{
ts->scriptFd = (fd ? fdLink(fd, "rpmtransSetScriptFd") : NULL);
}
int rpmtransGetKeys(const rpmTransactionSet ts, const void *** ep, int * nep)
{
int rc = 0;
if (nep) *nep = ts->orderCount;
if (ep) {
const void ** e;
int oc;
*ep = e = xmalloc(ts->orderCount * sizeof(*e));
for (oc = 0; oc < ts->orderCount; oc++, e++) {
switch (ts->order[oc].type) {
case TR_ADDED:
if (ts->addedPackages.list) {
struct availablePackage * alp;
alp = ts->addedPackages.list + ts->order[oc].u.addedIndex;
*e = alp->key;
break;
}
/*@fallthrough@*/
default:
case TR_REMOVED:
/*@-mods@*/ /* FIX: double indirection. */
*e = NULL;
/*@=mods@*/
break;
}
}
}
return rc;
}
static rpmProblemSet psCreate(void)
/*@*/
{
rpmProblemSet probs;
probs = xmalloc(sizeof(*probs)); /* XXX memory leak */
probs->numProblems = probs->numProblemsAlloced = 0;
probs->probs = NULL;
return probs;
}
static void psAppend(rpmProblemSet probs, rpmProblemType type,
const struct availablePackage * alp,
const char * dn, const char *bn,
Header altH, unsigned long ulong1)
/*@modifies probs, alp @*/
{
rpmProblem p;
char *t;
if (probs->numProblems == probs->numProblemsAlloced) {
if (probs->numProblemsAlloced)
probs->numProblemsAlloced *= 2;
else
probs->numProblemsAlloced = 2;
probs->probs = xrealloc(probs->probs,
probs->numProblemsAlloced * sizeof(*probs->probs));
}
p = probs->probs + probs->numProblems++;
p->type = type;
/*@-assignexpose@*/
p->key = alp->key;
/*@=assignexpose@*/
p->ulong1 = ulong1;
p->ignoreProblem = 0;
if (dn || bn) {
p->str1 =
t = xmalloc((dn ? strlen(dn) : 0) + (bn ? strlen(bn) : 0) + 1);
if (dn) t = stpcpy(t, dn);
if (bn) t = stpcpy(t, bn);
} else
p->str1 = NULL;
if (alp) {
p->h = headerLink(alp->h);
p->pkgNEVR =
t = xmalloc(strlen(alp->name) +
strlen(alp->version) +
strlen(alp->release) + sizeof("--"));
t = stpcpy(t, alp->name);
t = stpcpy(t, "-");
t = stpcpy(t, alp->version);
t = stpcpy(t, "-");
t = stpcpy(t, alp->release);
} else {
p->h = NULL;
p->pkgNEVR = NULL;
}
if (altH) {
const char * n, * v, * r;
(void) headerNVR(altH, &n, &v, &r);
p->altNEVR =
t = xmalloc(strlen(n) + strlen(v) + strlen(r) + sizeof("--"));
t = stpcpy(t, n);
t = stpcpy(t, "-");
t = stpcpy(t, v);
t = stpcpy(t, "-");
t = stpcpy(t, r);
} else
p->altNEVR = NULL;
}
static int archOkay(Header h)
/*@*/
{
void * pkgArch;
int type, count;
/* make sure we're trying to install this on the proper architecture */
(void) headerGetEntry(h, RPMTAG_ARCH, &type, (void **) &pkgArch, &count);
#ifndef DYING
if (type == RPM_INT8_TYPE) {
int_8 * pkgArchNum;
int archNum;
/* old arch handling */
rpmGetArchInfo(NULL, &archNum);
pkgArchNum = pkgArch;
if (archNum != *pkgArchNum) {
return 0;
}
} else
#endif
{
/* new arch handling */
if (!rpmMachineScore(RPM_MACHTABLE_INSTARCH, pkgArch)) {
return 0;
}
}
return 1;
}
static int osOkay(Header h)
/*@*/
{
void * pkgOs;
int type, count;
/* make sure we're trying to install this on the proper os */
(void) headerGetEntry(h, RPMTAG_OS, &type, (void **) &pkgOs, &count);
#ifndef DYING
if (type == RPM_INT8_TYPE) {
/* v1 packages and v2 packages both used improper OS numbers, so just
deal with it hope things work */
return 1;
} else
#endif
{
/* new os handling */
if (!rpmMachineScore(RPM_MACHTABLE_INSTOS, pkgOs)) {
return 0;
}
}
return 1;
}
void rpmProblemSetFree(rpmProblemSet probs)
{
int i;
for (i = 0; i < probs->numProblems; i++) {
rpmProblem p = probs->probs + i;
p->h = headerFree(p->h);
p->pkgNEVR = _free(p->pkgNEVR);
p->altNEVR = _free(p->altNEVR);
p->str1 = _free(p->str1);
}
free(probs);
}
static /*@observer@*/ const char * ftstring (fileTypes ft)
/*@*/
{
switch (ft) {
case XDIR: return "directory";
case CDEV: return "char dev";
case BDEV: return "block dev";
case LINK: return "link";
case SOCK: return "sock";
case PIPE: return "fifo/pipe";
case REG: return "file";
default: return "unknown file type";
}
/*@notreached@*/
}
static fileTypes whatis(uint_16 mode)
/*@*/
{
if (S_ISDIR(mode)) return XDIR;
if (S_ISCHR(mode)) return CDEV;
if (S_ISBLK(mode)) return BDEV;
if (S_ISLNK(mode)) return LINK;
if (S_ISSOCK(mode)) return SOCK;
if (S_ISFIFO(mode)) return PIPE;
return REG;
}
#define alloca_strdup(_s) strcpy(alloca(strlen(_s)+1), (_s))
/**
* Relocate files in header.
* @param ts transaction set
* @param fi transaction element file info
* @param alp available package
* @param origH package header
* @param actions file dispositions
* @return header with relocated files
*/
static Header relocateFileList(const rpmTransactionSet ts, TFI_t fi,
struct availablePackage * alp,
Header origH, fileAction * actions)
/*@modifies ts, fi, alp, origH, actions @*/
{
HGE_t hge = fi->hge;
HAE_t hae = fi->hae;
HME_t hme = fi->hme;
HFD_t hfd = (fi->hfd ? fi->hfd : headerFreeData);
static int _printed = 0;
rpmProblemSet probs = ts->probs;
int allowBadRelocate = (ts->ignoreSet & RPMPROB_FILTER_FORCERELOCATE);
rpmRelocation * rawRelocations = alp->relocs;
rpmRelocation * relocations = NULL;
int numRelocations;
const char ** validRelocations;
rpmTagType validType;
int numValid;
const char ** baseNames;
const char ** dirNames;
int_32 * dirIndexes;
int_32 * newDirIndexes;
int_32 fileCount;
int_32 dirCount;
uint_32 * fFlags = NULL;
uint_16 * fModes = NULL;
char * skipDirList;
Header h;
int nrelocated = 0;
int fileAlloced = 0;
char * fn = NULL;
int haveRelocatedFile = 0;
int reldel = 0;
int len;
int i, j;
if (!hge(origH, RPMTAG_PREFIXES, &validType,
(void **) &validRelocations, &numValid))
numValid = 0;
numRelocations = 0;
if (rawRelocations)
while (rawRelocations[numRelocations].newPath ||
rawRelocations[numRelocations].oldPath)
numRelocations++;
/*
* If no relocations are specified (usually the case), then return the
* original header. If there are prefixes, however, then INSTPREFIXES
* should be added, but, since relocateFileList() can be called more
* than once for the same header, don't bother if already present.
*/
if (rawRelocations == NULL || numRelocations == 0) {
if (numValid) {
if (!headerIsEntry(origH, RPMTAG_INSTPREFIXES))
(void) hae(origH, RPMTAG_INSTPREFIXES,
validType, validRelocations, numValid);
validRelocations = hfd(validRelocations, validType);
}
return headerLink(origH);
}
#ifdef DYING
h = headerCopy(origH);
#else
h = headerLink(origH);
#endif
relocations = alloca(sizeof(*relocations) * numRelocations);
/* Build sorted relocation list from raw relocations. */
for (i = 0; i < numRelocations; i++) {
char * t;
/*
* Default relocations (oldPath == NULL) are handled in the UI,
* not rpmlib.
*/
if (rawRelocations[i].oldPath == NULL) continue; /* XXX can't happen */
/* FIXME: Trailing /'s will confuse us greatly. Internal ones will
too, but those are more trouble to fix up. :-( */
t = alloca_strdup(rawRelocations[i].oldPath);
relocations[i].oldPath = (t[0] == '/' && t[1] == '\0')
? t
: stripTrailingChar(t, '/');
/* An old path w/o a new path is valid, and indicates exclusion */
if (rawRelocations[i].newPath) {
int del;
t = alloca_strdup(rawRelocations[i].newPath);
relocations[i].newPath = (t[0] == '/' && t[1] == '\0')
? t
: stripTrailingChar(t, '/');
/*@-nullpass@*/ /* FIX: relocations[i].oldPath == NULL */
/* Verify that the relocation's old path is in the header. */
for (j = 0; j < numValid; j++)
if (!strcmp(validRelocations[j], relocations[i].oldPath))
/*@innerbreak@*/ break;
/* XXX actions check prevents problem from being appended twice. */
if (j == numValid && !allowBadRelocate && actions)
psAppend(probs, RPMPROB_BADRELOCATE, alp,
relocations[i].oldPath, NULL, NULL, 0);
del =
strlen(relocations[i].newPath) - strlen(relocations[i].oldPath);
/*@=nullpass@*/
if (del > reldel)
reldel = del;
} else {
relocations[i].newPath = NULL;
}
}
/* stupid bubble sort, but it's probably faster here */
for (i = 0; i < numRelocations; i++) {
int madeSwap;
madeSwap = 0;
for (j = 1; j < numRelocations; j++) {
rpmRelocation tmpReloc;
if (relocations[j - 1].oldPath == NULL || /* XXX can't happen */
relocations[j ].oldPath == NULL || /* XXX can't happen */
strcmp(relocations[j - 1].oldPath, relocations[j].oldPath) <= 0)
continue;
tmpReloc = relocations[j - 1];
relocations[j - 1] = relocations[j];
relocations[j] = tmpReloc;
madeSwap = 1;
}
if (!madeSwap) break;
}
if (!_printed) {
_printed = 1;
rpmMessage(RPMMESS_DEBUG, _("========== relocations\n"));
for (i = 0; i < numRelocations; i++) {
if (relocations[i].oldPath == NULL) continue; /* XXX can't happen */
if (relocations[i].newPath == NULL)
rpmMessage(RPMMESS_DEBUG, _("%5d exclude %s\n"),
i, relocations[i].oldPath);
else
rpmMessage(RPMMESS_DEBUG, _("%5d relocate %s -> %s\n"),
i, relocations[i].oldPath, relocations[i].newPath);
}
}
/* Add relocation values to the header */
if (numValid) {
const char ** actualRelocations;
int numActual;
actualRelocations = xmalloc(numValid * sizeof(*actualRelocations));
numActual = 0;
for (i = 0; i < numValid; i++) {
for (j = 0; j < numRelocations; j++) {
if (relocations[j].oldPath == NULL || /* XXX can't happen */
strcmp(validRelocations[i], relocations[j].oldPath))
continue;
/* On install, a relocate to NULL means skip the path. */
if (relocations[j].newPath) {
actualRelocations[numActual] = relocations[j].newPath;
numActual++;
}
/*@innerbreak@*/ break;
}
if (j == numRelocations) {
actualRelocations[numActual] = validRelocations[i];
numActual++;
}
}
if (numActual)
(void) hae(h, RPMTAG_INSTPREFIXES, RPM_STRING_ARRAY_TYPE,
(void **) actualRelocations, numActual);
actualRelocations = _free(actualRelocations);
validRelocations = hfd(validRelocations, validType);
}
(void) hge(h, RPMTAG_BASENAMES, NULL, (void **) &baseNames, &fileCount);
(void) hge(h, RPMTAG_DIRINDEXES, NULL, (void **) &dirIndexes, NULL);
(void) hge(h, RPMTAG_DIRNAMES, NULL, (void **) &dirNames, &dirCount);
(void) hge(h, RPMTAG_FILEFLAGS, NULL, (void **) &fFlags, NULL);
(void) hge(h, RPMTAG_FILEMODES, NULL, (void **) &fModes, NULL);
skipDirList = alloca(dirCount * sizeof(*skipDirList));
memset(skipDirList, 0, dirCount * sizeof(*skipDirList));
newDirIndexes = alloca(sizeof(*newDirIndexes) * fileCount);
memcpy(newDirIndexes, dirIndexes, sizeof(*newDirIndexes) * fileCount);
dirIndexes = newDirIndexes;
/*
* For all relocations, we go through sorted file/relocation lists
* backwards so that /usr/local relocations take precedence over /usr
* ones.
*/
/* Relocate individual paths. */
for (i = fileCount - 1; i >= 0; i--) {
fileTypes ft;
int fnlen;
len = reldel +
strlen(dirNames[dirIndexes[i]]) + strlen(baseNames[i]) + 1;
if (len >= fileAlloced) {
fileAlloced = len * 2;
fn = xrealloc(fn, fileAlloced);
}
*fn = '\0';
fnlen = stpcpy( stpcpy(fn, dirNames[dirIndexes[i]]), baseNames[i]) - fn;
/*
* See if this file path needs relocating.
*/
/*
* XXX FIXME: Would a bsearch of the (already sorted)
* relocation list be a good idea?
*/
for (j = numRelocations - 1; j >= 0; j--) {
if (relocations[j].oldPath == NULL) continue; /* XXX can't happen */
len = strcmp(relocations[j].oldPath, "/")
? strlen(relocations[j].oldPath)
: 0;
if (fnlen < len)
continue;
/*
* Only subdirectories or complete file paths may be relocated. We
* don't check for '\0' as our directory names all end in '/'.
*/
if (!(fn[len] == '/' || fnlen == len))
continue;
if (strncmp(relocations[j].oldPath, fn, len))
continue;
/*@innerbreak@*/ break;
}
if (j < 0) continue;
ft = whatis(fModes[i]);
/* On install, a relocate to NULL means skip the path. */
if (relocations[j].newPath == NULL) {
if (ft == XDIR) {
/* Start with the parent, looking for directory to exclude. */
for (j = dirIndexes[i]; j < dirCount; j++) {
len = strlen(dirNames[j]) - 1;
while (len > 0 && dirNames[j][len-1] == '/') len--;
if (fnlen != len)
continue;
if (strncmp(fn, dirNames[j], fnlen))
continue;
/*@innerbreak@*/ break;
}
if (j < dirCount)
skipDirList[j] = 1;
}
if (actions) {
actions[i] = FA_SKIPNSTATE;
rpmMessage(RPMMESS_DEBUG, _("excluding %s %s\n"),
ftstring(ft), fn);
}
continue;
}
/* Relocation on full paths only, please. */
if (fnlen != len) continue;
if (actions)
rpmMessage(RPMMESS_DEBUG, _("relocating %s to %s\n"),
fn, relocations[j].newPath);
nrelocated++;
strcpy(fn, relocations[j].newPath);
{ char * te = strrchr(fn, '/');
if (te) {
if (te > fn) te++; /* root is special */
fnlen = te - fn;
} else
te = fn + strlen(fn);
/*@-nullpass -nullderef@*/ /* LCL: te != NULL here. */
if (strcmp(baseNames[i], te)) /* basename changed too? */
baseNames[i] = alloca_strdup(te);
*te = '\0'; /* terminate new directory name */
/*@=nullpass =nullderef@*/
}
/* Does this directory already exist in the directory list? */
for (j = 0; j < dirCount; j++) {
if (fnlen != strlen(dirNames[j]))
continue;
if (strncmp(fn, dirNames[j], fnlen))
continue;
/*@innerbreak@*/ break;
}
if (j < dirCount) {
dirIndexes[i] = j;
continue;
}
/* Creating new paths is a pita */
if (!haveRelocatedFile) {
const char ** newDirList;
haveRelocatedFile = 1;
newDirList = xmalloc((dirCount + 1) * sizeof(*newDirList));
for (j = 0; j < dirCount; j++)
newDirList[j] = alloca_strdup(dirNames[j]);
dirNames = hfd(dirNames, RPM_STRING_ARRAY_TYPE);
dirNames = newDirList;
} else {
dirNames = xrealloc(dirNames,
sizeof(*dirNames) * (dirCount + 1));
}
dirNames[dirCount] = alloca_strdup(fn);
dirIndexes[i] = dirCount;
dirCount++;
}
/* Finish off by relocating directories. */
for (i = dirCount - 1; i >= 0; i--) {
for (j = numRelocations - 1; j >= 0; j--) {
if (relocations[j].oldPath == NULL) continue; /* XXX can't happen */
len = strcmp(relocations[j].oldPath, "/")
? strlen(relocations[j].oldPath)
: 0;
if (len && strncmp(relocations[j].oldPath, dirNames[i], len))
continue;
/*
* Only subdirectories or complete file paths may be relocated. We
* don't check for '\0' as our directory names all end in '/'.
*/
if (dirNames[i][len] != '/')
continue;
if (relocations[j].newPath) { /* Relocate the path */
const char * s = relocations[j].newPath;
char * t = alloca(strlen(s) + strlen(dirNames[i]) - len + 1);
(void) stpcpy( stpcpy(t, s) , dirNames[i] + len);
if (actions)
rpmMessage(RPMMESS_DEBUG,
_("relocating directory %s to %s\n"), dirNames[i], t);
dirNames[i] = t;
nrelocated++;
}
}
}
/* Save original filenames in header and replace (relocated) filenames. */
if (nrelocated) {
int c;
void * p;
rpmTagType t;
p = NULL;
(void) hge(h, RPMTAG_BASENAMES, &t, &p, &c);
(void) hae(h, RPMTAG_ORIGBASENAMES, t, p, c);
p = hfd(p, t);
p = NULL;
(void) hge(h, RPMTAG_DIRNAMES, &t, &p, &c);
(void) hae(h, RPMTAG_ORIGDIRNAMES, t, p, c);
p = hfd(p, t);
p = NULL;
(void) hge(h, RPMTAG_DIRINDEXES, &t, &p, &c);
(void) hae(h, RPMTAG_ORIGDIRINDEXES, t, p, c);
p = hfd(p, t);
(void) hme(h, RPMTAG_BASENAMES, RPM_STRING_ARRAY_TYPE,
baseNames, fileCount);
fi->bnl = hfd(fi->bnl, RPM_STRING_ARRAY_TYPE);
(void) hge(h, RPMTAG_BASENAMES, NULL, (void **) &fi->bnl, &fi->fc);
(void) hme(h, RPMTAG_DIRNAMES, RPM_STRING_ARRAY_TYPE,
dirNames, dirCount);
fi->dnl = hfd(fi->dnl, RPM_STRING_ARRAY_TYPE);
(void) hge(h, RPMTAG_DIRNAMES, NULL, (void **) &fi->dnl, &fi->dc);
(void) hme(h, RPMTAG_DIRINDEXES, RPM_INT32_TYPE,
dirIndexes, fileCount);
(void) hge(h, RPMTAG_DIRINDEXES, NULL, (void **) &fi->dil, NULL);
}
baseNames = hfd(baseNames, RPM_STRING_ARRAY_TYPE);
dirNames = hfd(dirNames, RPM_STRING_ARRAY_TYPE);
fn = _free(fn);
return h;
}
/*
* As the problem sets are generated in an order solely dependent
* on the ordering of the packages in the transaction, and that
* ordering can't be changed, the problem sets must be parallel to
* one another. Additionally, the filter set must be a subset of the
* target set, given the operations available on transaction set.
* This is good, as it lets us perform this trim in linear time, rather
* then logarithmic or quadratic.
*/
static int psTrim(rpmProblemSet filter, rpmProblemSet target)
/*@modifies target @*/
{
rpmProblem f = filter->probs;
rpmProblem t = target->probs;
int gotProblems = 0;
while ((f - filter->probs) < filter->numProblems) {
if (!f->ignoreProblem) {
f++;
continue;
}
while ((t - target->probs) < target->numProblems) {
/*@-nullpass@*/ /* LCL: looks good to me */
if (f->h == t->h && f->type == t->type && t->key == f->key &&
XSTRCMP(f->str1, t->str1))
/*@innerbreak@*/ break;
/*@=nullpass@*/
t++;
gotProblems = 1;
}
if ((t - target->probs) == target->numProblems) {
/* this can't happen ;-) lets be sane if it doesn though */
break;
}
t->ignoreProblem = f->ignoreProblem;
t++, f++;
}
if ((t - target->probs) < target->numProblems)
gotProblems = 1;
return gotProblems;
}
static int sharedCmp(const void * one, const void * two)
/*@*/
{
const struct sharedFileInfo * a = one;
const struct sharedFileInfo * b = two;
if (a->otherPkg < b->otherPkg)
return -1;
else if (a->otherPkg > b->otherPkg)
return 1;
return 0;
}
static fileAction decideConfigFate(TFI_t dbfi, const int dbix,
TFI_t newfi, const int newix, rpmtransFlags transFlags)
/*@*/
{
const char *dn = newfi->dnl[newfi->dil[newix]];
const char *bn = newfi->bnl[newix];
char *fn = alloca(strlen(dn) + strlen(bn) + 1);
(void) stpcpy( stpcpy(fn, dn), bn);
struct stat sb;
if (lstat(fn, &sb)) {
/*
* The file doesn't exist on the disk. Create it unless the new
* package has marked it as missingok, or allfiles is requested.
*/
if (!(transFlags & RPMTRANS_FLAG_ALLFILES) &&
(newfi->fflags[newix] & RPMFILE_MISSINGOK)) {
rpmMessage(RPMMESS_DEBUG, _("%s skipped due to missingok flag\n"), fn);
return FA_SKIP;
} else {
return FA_CREATE;
}
}
fileTypes diskWhat = whatis(sb.st_mode);
fileTypes dbWhat = whatis(dbfi->fmodes[dbix]);
fileTypes newWhat = whatis(newfi->fmodes[newix]);
/* RPM >= 2.3.10 shouldn't create config directories -- we'll ignore
them in older packages as well */
if (newWhat == XDIR)
return FA_CREATE;
if (dbWhat == REG) {
/* this order matters - we'd prefer to CREATE the file if at all
possible in case something else (like the timestamp) has changed */
if (diskWhat == REG) {
char mdsum[50];
if (mdfile(fn, mdsum) != 0)
return FA_CREATE; /* assume file has been removed */
if (strcmp(dbfi->fmd5s[dbix], mdsum) == 0)
return FA_CREATE; /* unmodified config file, replace. */
}
if (newWhat == REG) {
if (strcmp(dbfi->fmd5s[dbix], newfi->fmd5s[newix]) == 0)
return FA_SKIP; /* identical file, don't bother. */
}
}
if (dbWhat == LINK) {
if (diskWhat == LINK) {
char linkto[PATH_MAX+1] = "";
if (readlink(fn, linkto, sizeof(linkto) - 1) < 0)
return FA_CREATE;
if (strcmp(dbfi->flinks[dbix], linkto) == 0)
return FA_CREATE;
}
if (newWhat == LINK) {
if (strcmp(dbfi->flinks[dbix], newfi->flinks[newix]) == 0)
return FA_SKIP;
}
}
/*
* The config file on the disk has been modified, but
* the ones in the two packages are different. It would
* be nice if RPM was smart enough to at least try and
* merge the difference ala CVS, but...
*/
if (newfi->fflags[newix] & RPMFILE_NOREPLACE)
return FA_ALTNAME;
if (diskWhat != REG && diskWhat != LINK)
return FA_CREATE;
return FA_SAVE;
}
static int configConflict(TFI_t fi, const int ix)
{
if ((fi->fflags[ix] & RPMFILE_CONFIG) == 0)
return 0;
const char *bn = fi->bnl[ix];
const char *dn = fi->dnl[fi->dil[ix]];
char *fn = alloca(strlen(dn) + strlen(bn) + 1);
(void) stpcpy( stpcpy(fn, dn), bn);
struct stat sb;
if (lstat(fn, &sb) != 0)
return 0;
fileTypes diskWhat = whatis(sb.st_mode);
fileTypes newWhat = whatis(fi->fmodes[ix]);
if (diskWhat == REG && newWhat == REG) {
char mdsum[50];
if (mdfile(fn, mdsum) != 0)
return 0; /* assume file has been removed */
if (strcmp(fi->fmd5s[ix], mdsum) == 0)
return 0; /* unmodified config file */
}
if (diskWhat == LINK && newWhat == LINK) {
char linkto[PATH_MAX+1] = "";
if (readlink(fn, linkto, sizeof(linkto) - 1) < 0)
return 0;
if (strcmp(fi->flinks[ix], linkto) == 0)
return 0;
}
if (fi->fflags[ix] & RPMFILE_NOREPLACE)
return 1;
if (diskWhat != REG && diskWhat != LINK)
return 0;
return 1;
}
static int filecmp(const TFI_t fi1, const int ix1, const TFI_t fi2, const int ix2)
/*@*/
{
uint_16 m1 = fi1->fmodes[ix1], m2 = fi2->fmodes[ix2];
uint_32 f1 = fi1->fflags[ix1], f2 = fi2->fflags[ix2];
const char *u1 = fi1->fuser[ix1], *u2 = fi2->fuser[ix2];
const char *g1 = fi1->fgroup[ix1], *g2 = fi2->fgroup[ix2];
/* both file type and permissions must match */
if (m1 != m2)
return 1;
/* ownership must also match */
if (strcmp(u1, u2) || strcmp(g1, g2))
return 1;
if ((f1 | f2) & RPMFILE_GHOST)
/* one or both %ghost files, no extra check */
;
else if (S_ISLNK(m1)) {
/* symlinks must have the same target */
const char *l1 = fi1->flinks[ix1], *l2 = fi2->flinks[ix2];
if (strcmp(l1, l2))
return 1;
}
else if (S_ISREG(m1)) {
/* regular files must have the same md5 sum */
const char *md51 = fi1->fmd5s[ix1], *md52 = fi2->fmd5s[ix2];
if (strcmp(md51, md52))
return 1;
}
/* e.g. mtime difference is immaterial */
return 0;
}
static int handleInstInstalledFiles(const TFI_t fi, /*@null@*/ rpmdb db,
struct sharedFileInfo * shared,
int sharedCount, int reportConflicts,
rpmProblemSet probs,
rpmtransFlags transFlags)
/*@modifies fi, db, probs @*/
{
int i;
int numReplaced = 0;
rpmdbMatchIterator mi;
Header h;
TFI_t otherFi;
mi = rpmdbInitIterator(db, RPMDBI_PACKAGES, &shared->otherPkg, sizeof(shared->otherPkg));
h = rpmdbNextIterator(mi);
if (h) {
otherFi = alloca(sizeof(*otherFi));
memset(otherFi, 0, sizeof(*otherFi));
fi->type = TR_ADDED; /* load fuser and fgroup */
loadFi(h, otherFi);
}
else {
mi = rpmdbFreeIterator(mi);
return 1;
}
fi->replaced = xmalloc(sharedCount * sizeof(*fi->replaced));
for (i = 0; i < sharedCount; i++, shared++) {
int otherFileNum, fileNum;
int isCfgFile;
otherFileNum = shared->otherFileNum;
fileNum = shared->pkgFileNum;
/* XXX another tedious segfault, assume file state normal. */
if (otherFi->fstates && otherFi->fstates[otherFileNum] != RPMFILE_STATE_NORMAL)
continue;
if (XFA_SKIPPING(fi->actions[fileNum]))
continue;
isCfgFile = (otherFi->fflags[otherFileNum] | fi->fflags[fileNum]) & RPMFILE_CONFIG;
if (filecmp(otherFi, otherFileNum, fi, fileNum)) {
if (reportConflicts)
psAppend(probs, RPMPROB_FILE_CONFLICT, fi->ap,
fi->dnl[fi->dil[fileNum]], fi->bnl[fileNum], h, 0);
if (!isCfgFile) {
/*@-assignexpose@*/
if (!shared->isRemoved)
fi->replaced[numReplaced++] = *shared;
/*@=assignexpose@*/
}
}
if (isCfgFile)
fi->actions[fileNum] = decideConfigFate(otherFi, otherFileNum, fi, fileNum, transFlags);
fi->replacedSizes[fileNum] = otherFi->fsizes[otherFileNum];
}
otherFi = freeFi(otherFi);
mi = rpmdbFreeIterator(mi);
fi->replaced = xrealloc(fi->replaced,
sizeof(*fi->replaced) * (numReplaced + 1));
fi->replaced[numReplaced].otherPkg = 0;
return 0;
}
static int handleRmvdInstalledFiles(TFI_t fi, /*@null@*/ rpmdb db,
struct sharedFileInfo * shared,
int sharedCount)
/*@modifies fi, db @*/
{
HGE_t hge = fi->hge;
Header h;
const char * otherStates;
int i;
rpmdbMatchIterator mi;
mi = rpmdbInitIterator(db, RPMDBI_PACKAGES,
&shared->otherPkg, sizeof(shared->otherPkg));
h = rpmdbNextIterator(mi);
if (h == NULL) {
mi = rpmdbFreeIterator(mi);
return 1;
}
(void) hge(h, RPMTAG_FILESTATES, NULL, (void **) &otherStates, NULL);
for (i = 0; i < sharedCount; i++, shared++) {
int otherFileNum, fileNum;
otherFileNum = shared->otherFileNum;
fileNum = shared->pkgFileNum;
if (otherStates[otherFileNum] != RPMFILE_STATE_NORMAL)
continue;
fi->actions[fileNum] = FA_SKIP;
}
mi = rpmdbFreeIterator(mi);
return 0;
}
/**
* Update disk space needs on each partition for this package.
*/
static void handleOverlappedFiles(TFI_t fi, hashTable ht,
rpmProblemSet probs, struct diskspaceInfo * dsl)
/*@modifies fi, probs, dsl @*/
{
int i, j;
struct diskspaceInfo * ds = NULL;
uint_32 fixupSize = 0;
char * filespec = NULL;
int fileSpecAlloced = 0;
for (i = 0; i < fi->fc; i++) {
int otherPkgNum, otherFileNum;
const TFI_t * recs;
int numRecs;
if (XFA_SKIPPING(fi->actions[i]))
continue;
j = strlen(fi->dnl[fi->dil[i]]) + strlen(fi->bnl[i]) + 1;
if (j > fileSpecAlloced) {
fileSpecAlloced = j * 2;
filespec = xrealloc(filespec, fileSpecAlloced);
}
(void) stpcpy( stpcpy( filespec, fi->dnl[fi->dil[i]]), fi->bnl[i]);
if (dsl) {
ds = dsl;
while (ds->bsize && ds->dev != fi->fps[i].entry->dev) ds++;
if (!ds->bsize) ds = NULL;
fixupSize = 0;
}
/*
* Retrieve all records that apply to this file. Note that the
* file info records were built in the same order as the packages
* will be installed and removed so the records for an overlapped
* files will be sorted in exactly the same order.
*/
(void) htGetEntry(ht, &fi->fps[i], (const void ***) &recs, &numRecs, NULL);
/*
* If this package is being added, look only at other packages
* being added -- removed packages dance to a different tune.
* If both this and the other package are being added, overlapped
* files must be identical (or marked as a conflict). The
* disposition of already installed config files leads to
* a small amount of extra complexity.
*
* If this package is being removed, then there are two cases that
* need to be worried about:
* If the other package is being added, then skip any overlapped files
* so that this package removal doesn't nuke the overlapped files
* that were just installed.
* If both this and the other package are being removed, then each
* file removal from preceding packages needs to be skipped so that
* the file removal occurs only on the last occurence of an overlapped
* file in the transaction set.
*
*/
/* Locate this overlapped file in the set of added/removed packages. */
for (j = 0; j < numRecs && recs[j] != fi; j++)
{};
/* Find what the previous disposition of this file was. */
otherFileNum = -1; /* keep gcc quiet */
for (otherPkgNum = j - 1; otherPkgNum >= 0; otherPkgNum--) {
/* Added packages need only look at other added packages. */
if (fi->type == TR_ADDED && recs[otherPkgNum]->type != TR_ADDED)
continue;
/* TESTME: there are more efficient searches in the world... */
for (otherFileNum = 0; otherFileNum < recs[otherPkgNum]->fc;
otherFileNum++) {
/* If the addresses are the same, so are the values. */
if ((fi->fps + i) == (recs[otherPkgNum]->fps + otherFileNum))
/*@innerbreak@*/ break;
/* Otherwise, compare fingerprints by value. */
/*@-nullpass@*/ /* LCL: looks good to me */
if (FP_EQUAL(fi->fps[i], recs[otherPkgNum]->fps[otherFileNum]))
/*@innerbreak@*/ break;
/*@=nullpass@*/
}
/* XXX is this test still necessary? */
if (recs[otherPkgNum]->actions[otherFileNum] != FA_UNKNOWN)
/*@innerbreak@*/ break;
}
switch (fi->type) {
case TR_ADDED:
if (otherPkgNum < 0) {
/* XXX is this test still necessary? */
if (fi->actions[i] != FA_UNKNOWN)
break;
if (configConflict(fi, i)) {
/* Here is a non-overlapped pre-existing config file. */
fi->actions[i] = (fi->fflags[i] & RPMFILE_NOREPLACE)
? FA_ALTNAME : FA_BACKUP;
} else {
fi->actions[i] = FA_CREATE;
}
break;
}
/* Mark added overlapped non-identical files as a conflict. */
if (probs && filecmp(recs[otherPkgNum], otherFileNum, fi, i)) {
psAppend(probs, RPMPROB_NEW_FILE_CONFLICT, fi->ap,
filespec, NULL, recs[otherPkgNum]->ap->h, 0);
}
/* Try to get the disk accounting correct even if a conflict. */
fixupSize = recs[otherPkgNum]->fsizes[otherFileNum];
if (configConflict(fi, i)) {
/* Here is an overlapped pre-existing config file. */
fi->actions[i] = (fi->fflags[i] & RPMFILE_NOREPLACE)
? FA_ALTNAME : FA_SKIP;
} else {
fi->actions[i] = FA_CREATE;
}
break;
case TR_REMOVED:
if (otherPkgNum >= 0) {
/* Here is an overlapped added file we don't want to nuke. */
if (recs[otherPkgNum]->actions[otherFileNum] != FA_ERASE) {
/* On updates, don't remove files. */
fi->actions[i] = FA_SKIP;
break;
}
/* Here is an overlapped removed file: skip in previous. */
recs[otherPkgNum]->actions[otherFileNum] = FA_SKIP;
}
if (XFA_SKIPPING(fi->actions[i]))
break;
if (fi->fstates && fi->fstates[i] != RPMFILE_STATE_NORMAL)
break;
if (!(S_ISREG(fi->fmodes[i]) && (fi->fflags[i] & RPMFILE_CONFIG))) {
fi->actions[i] = FA_ERASE;
break;
}
/* Here is a pre-existing modified config file that needs saving. */
{ char mdsum[50];
if (!mdfile(filespec, mdsum) && strcmp(fi->fmd5s[i], mdsum)) {
fi->actions[i] = FA_BACKUP;
break;
}
}
fi->actions[i] = FA_ERASE;
break;
}
if (ds) {
uint_32 s = BLOCK_ROUND(fi->fsizes[i], ds->bsize);
switch (fi->actions[i]) {
case FA_BACKUP:
case FA_SAVE:
case FA_ALTNAME:
ds->ineeded++;
ds->bneeded += s;
break;
/*
* FIXME: If two packages share a file (same md5sum), and
* that file is being replaced on disk, will ds->bneeded get
* decremented twice? Quite probably!
*/
case FA_CREATE:
ds->bneeded += s;
ds->bneeded -= BLOCK_ROUND(fi->replacedSizes[i], ds->bsize);
break;
case FA_ERASE:
ds->ineeded--;
ds->bneeded -= s;
break;
default:
break;
}
ds->bneeded -= BLOCK_ROUND(fixupSize, ds->bsize);
}
}
if (filespec) free(filespec);
}
static int ensureOlder(struct availablePackage * alp, Header old,
rpmProblemSet probs)
/*@modifies alp, probs @*/
{
int result, rc = 0;
if (old == NULL) return 1;
result = rpmVersionCompare(old, alp->h);
if (result <= 0)
rc = 0;
else if (result > 0) {
rc = 1;
psAppend(probs, RPMPROB_OLDPACKAGE, alp, NULL, NULL, old, 0);
}
return rc;
}
static void skipFiles(const rpmTransactionSet ts, TFI_t fi)
/*@globals rpmGlobalMacroContext @*/
/*@modifies fi, rpmGlobalMacroContext @*/
{
int noDocs = (ts->transFlags & RPMTRANS_FLAG_NODOCS);
char ** netsharedPaths = NULL;
const char ** languages;
const char * dn, * bn;
int dnlen, bnlen, ix;
const char * s;
int * drc;
char * dff;
int i, j;
if (!noDocs)
noDocs = rpmExpandNumeric("%{?_excludedocs}");
{ const char *tmpPath = rpmExpand("%{?_netsharedpath}", NULL);
if (tmpPath && *tmpPath)
netsharedPaths = splitString(tmpPath, strlen(tmpPath), ':');
tmpPath = _free(tmpPath);
}
s = rpmExpand("%{?_install_langs}", NULL);
if (!(s && *s))
s = _free(s);
if (s) {
languages = (const char **) splitString(s, strlen(s), ':');
s = _free(s);
} else
languages = NULL;
/* Compute directory refcount, skip directory if now empty. */
drc = alloca(fi->dc * sizeof(*drc));
memset(drc, 0, fi->dc * sizeof(*drc));
dff = alloca(fi->dc * sizeof(*dff));
memset(dff, 0, fi->dc * sizeof(*dff));
for (i = 0; i < fi->fc; i++) {
char **nsp;
bn = fi->bnl[i];
bnlen = strlen(bn);
ix = fi->dil[i];
dn = fi->dnl[ix];
dnlen = strlen(dn);
drc[ix]++;
/* Don't bother with skipped files */
if (XFA_SKIPPING(fi->actions[i])) {
drc[ix]--;
continue;
}
/*
* Skip net shared paths.
* Net shared paths are not relative to the current root (though
* they do need to take package relocations into account).
*/
for (nsp = netsharedPaths; nsp && *nsp; nsp++) {
int len;
len = strlen(*nsp);
if (dnlen >= len) {
if (strncmp(dn, *nsp, len)) continue;
/* Only directories or complete file paths can be net shared */
if (!(dn[len] == '/' || dn[len] == '\0')) continue;
} else {
if (len < (dnlen + bnlen)) continue;
if (strncmp(dn, *nsp, dnlen)) continue;
if (strncmp(bn, (*nsp) + dnlen, bnlen)) continue;
len = dnlen + bnlen;
/* Only directories or complete file paths can be net shared */
if (!((*nsp)[len] == '/' || (*nsp)[len] == '\0')) continue;
}
/*@innerbreak@*/ break;
}
if (nsp && *nsp) {
drc[ix]--; dff[ix] = 1;
fi->actions[i] = FA_SKIPNETSHARED;
continue;
}
/*
* Skip i18n language specific files.
*/
if (fi->flangs && languages && *fi->flangs[i]) {
const char **lang, *l, *le;
for (lang = languages; *lang != '\0'; lang++) {
if (!strcmp(*lang, "all"))
/*@innerbreak@*/ break;
for (l = fi->flangs[i]; *l != '\0'; l = le) {
for (le = l; *le != '\0' && *le != '|'; le++)
{};
if ((le-l) > 0 && !strncmp(*lang, l, (le-l)))
/*@innerbreak@*/ break;
if (*le == '|') le++; /* skip over | */
}
if (*l != '\0')
/*@innerbreak@*/ break;
}
if (*lang == NULL) {
drc[ix]--; dff[ix] = 1;
fi->actions[i] = FA_SKIPNSTATE;
continue;
}
}
/*
* Skip documentation if requested.
*/
if (noDocs && (fi->fflags[i] & RPMFILE_DOC)) {
drc[ix]--; dff[ix] = 1;
fi->actions[i] = FA_SKIPNSTATE;
continue;
}
}
/* Skip (now empty) directories that had skipped files. */
for (j = 0; j < fi->dc; j++) {
if (drc[j]) continue; /* dir still has files. */
if (!dff[j]) continue; /* dir was not emptied here. */
/* Find parent directory and basename. */
dn = fi->dnl[j]; dnlen = strlen(dn) - 1;
bn = dn + dnlen; bnlen = 0;
while (bn > dn && bn[-1] != '/') {
bnlen++;
dnlen--;
bn--;
}
/* If explicitly included in the package, skip the directory. */
for (i = 0; i < fi->fc; i++) {
const char * dir;
if (XFA_SKIPPING(fi->actions[i]))
continue;
if (whatis(fi->fmodes[i]) != XDIR)
continue;
dir = fi->dnl[fi->dil[i]];
if (strlen(dir) != dnlen)
continue;
if (strncmp(dir, dn, dnlen))
continue;
if (strlen(fi->bnl[i]) != bnlen)
continue;
if (strncmp(fi->bnl[i], bn, bnlen))
continue;
rpmMessage(RPMMESS_DEBUG, _("excluding directory %s\n"), dn);
fi->actions[i] = FA_SKIPNSTATE;
/*@innerbreak@*/ break;
}
}
if (netsharedPaths) freeSplitString(netsharedPaths);
#ifdef DYING /* XXX freeFi will deal with this later. */
fi->flangs = _free(fi->flangs);
#endif
if (languages) freeSplitString((char **)languages);
}
/**
* Iterator across transaction elements, forward on install, backward on erase.
*/
struct tsIterator_s {
/*@kept@*/ rpmTransactionSet ts; /*!< transaction set. */
int reverse; /*!< reversed traversal? */
int ocsave; /*!< last returned iterator index. */
int oc; /*!< iterator index. */
};
/**
* Return transaction element order count.
* @param a transaction element iterator
* @return element order count
*/
static int tsGetOc(void * a)
/*@*/
{
struct tsIterator_s * iter = a;
int oc = iter->ocsave;
return oc;
}
/**
* Destroy transaction element iterator.
* @param a transaction element iterator
* @return NULL always
*/
static /*@null@*/ void * tsFreeIterator(/*@only@*//*@null@*/ const void * a)
/*@modifies a @*/
{
return _free(a);
}
/**
* Create transaction element iterator.
* @param a transaction set
* @return transaction element iterator
*/
static void * tsInitIterator(/*@kept@*/ const void * a)
/*@*/
{
rpmTransactionSet ts = (void *)a;
struct tsIterator_s * iter = NULL;
iter = xcalloc(1, sizeof(*iter));
iter->ts = ts;
iter->reverse = ((ts->transFlags & RPMTRANS_FLAG_REVERSE) ? 1 : 0);
iter->oc = (iter->reverse ? (ts->orderCount - 1) : 0);
iter->ocsave = iter->oc;
return iter;
}
/**
* Return next transaction element's file info.
* @param a file info iterator
* @return next index, -1 on termination
*/
static /*@dependent@*/ TFI_t tsNextIterator(void * a)
/*@*/
{
struct tsIterator_s * iter = a;
rpmTransactionSet ts = iter->ts;
TFI_t fi = NULL;
int oc = -1;
if (iter->reverse) {
if (iter->oc >= 0) oc = iter->oc--;
} else {
if (iter->oc < ts->orderCount) oc = iter->oc++;
}
iter->ocsave = oc;
if (oc != -1)
fi = ts->flList + oc;
return fi;
}
#define NOTIFY(_ts, _al) if ((_ts)->notify) (void) (_ts)->notify _al
static int upgrade_honor_buildtime(void)
{
static int honor_buildtime = -1;
if (honor_buildtime < 0)
honor_buildtime = rpmExpandNumeric("%{?_upgrade_honor_buildtime}%{?!_upgrade_honor_buildtime:1}") ? 1 : 0;
return honor_buildtime;
}
int rpmRunTransactions( rpmTransactionSet ts,
rpmCallbackFunction notify, rpmCallbackData notifyData,
rpmProblemSet okProbs, rpmProblemSet * newProbs,
rpmtransFlags transFlags, rpmprobFilterFlags ignoreSet)
{
int i, j;
int ourrc = 0;
struct availablePackage * alp;
unsigned int totalFileCount = 0;
hashTable ht;
TFI_t fi;
struct diskspaceInfo * dip;
struct sharedFileInfo * shared, * sharedList;
int numShared;
int nexti;
int lastFailed;
fingerPrintCache fpc;
struct psm_s psmbuf;
PSM_t psm = &psmbuf;
void * tsi;
/* FIXME: what if the same package is included in ts twice? */
ts->transFlags = transFlags;
if (ts->transFlags & RPMTRANS_FLAG_NOSCRIPTS)
ts->transFlags |= (_noTransScripts | _noTransTriggers);
if (ts->transFlags & RPMTRANS_FLAG_NOTRIGGERS)
ts->transFlags |= _noTransTriggers;
if (ts->transFlags & RPMTRANS_FLAG_JUSTDB)
ts->transFlags |= (_noTransScripts | _noTransTriggers);
/* if SELinux isn't enabled or init fails, don't bother... */
if (!ts->selinuxEnabled)
ts->transFlags |= RPMTRANS_FLAG_NOCONTEXTS;
if (!(ts->transFlags & RPMTRANS_FLAG_NOCONTEXTS)) {
const char *fn = rpmGetPath("%{?_install_file_context_path}", NULL);
if (matchpathcon_init(fn) == -1)
ts->transFlags |= RPMTRANS_FLAG_NOCONTEXTS;
fn = _free(fn);
}
ts->notify = notify;
ts->notifyData = notifyData;
/*@-assignexpose@*/
ts->probs = *newProbs = psCreate();
/*@=assignexpose@*/
ts->ignoreSet = ignoreSet;
ts->currDir = _free(ts->currDir);
ts->currDir = currentDirectory();
ts->chrootDone = 0;
if (ts->rpmdb) ts->rpmdb->db_chrootDone = 0;
ts->id = (int_32) time(NULL);
memset(psm, 0, sizeof(*psm));
/*@-assignexpose@*/
psm->ts = ts;
/*@=assignexpose@*/
/* Get available space on mounted file systems. */
if (!(ts->ignoreSet & RPMPROB_FILTER_DISKSPACE) &&
!rpmGetFilesystemList(&ts->filesystems, &ts->filesystemCount)) {
struct stat sb;
ts->di = _free(ts->di);
dip = ts->di = xcalloc(sizeof(*ts->di), ts->filesystemCount + 1);
for (i = 0; (i < ts->filesystemCount) && dip; i++) {
#if STATFS_IN_SYS_STATVFS
struct statvfs sfb;
memset(&sfb, 0, sizeof(sfb));
if (!statvfs(ts->filesystems[i], &sfb))
#else
struct statfs sfb;
# if STAT_STATFS4
/* This platform has the 4-argument version of the statfs call. The last two
* should be the size of struct statfs and 0, respectively. The 0 is the
* filesystem type, and is always 0 when statfs is called on a mounted
* filesystem, as we're doing.
*/
memset(&sfb, 0, sizeof(sfb));
if (!statfs(ts->filesystems[i], &sfb, sizeof(sfb), 0))
# else
memset(&sfb, 0, sizeof(sfb));
if (!statfs(ts->filesystems[i], &sfb))
# endif
#endif
{
ts->di[i].bsize = sfb.f_bsize;
ts->di[i].bneeded = 0;
ts->di[i].ineeded = 0;
#ifdef STATFS_HAS_F_BAVAIL
ts->di[i].bavail = sfb.f_bavail;
#else
/* FIXME: the statfs struct doesn't have a member to tell how many blocks are
* available for non-superusers. f_blocks - f_bfree is probably too big, but
* it's about all we can do.
*/
ts->di[i].bavail = sfb.f_blocks - sfb.f_bfree;
#endif
/* XXX Avoid FAT and other file systems that have not inodes. */
ts->di[i].iavail = !(sfb.f_ffree == 0 && sfb.f_files == 0)
? sfb.f_ffree : -1;
}
if (!ts->di[i].bsize)
ts->di[i].bsize = 1024;
if (!stat(ts->filesystems[i], &sb))
ts->di[i].dev = sb.st_dev;
}
if (dip) ts->di[i].bsize = 0;
}
/* ===============================================
* For packages being installed:
* - verify package arch/os.
* - verify package epoch:version-release is newer.
* - count files.
* For packages being removed:
* - count files.
*/
/* The ordering doesn't matter here */
if (ts->addedPackages.list != NULL)
for (alp = ts->addedPackages.list;
(alp - ts->addedPackages.list) < ts->addedPackages.size;
alp++)
{
if (!archOkay(alp->h) && !(ts->ignoreSet & RPMPROB_FILTER_IGNOREARCH))
psAppend(ts->probs, RPMPROB_BADARCH, alp, NULL, NULL, NULL, 0);
if (!osOkay(alp->h) && !(ts->ignoreSet & RPMPROB_FILTER_IGNOREOS))
psAppend(ts->probs, RPMPROB_BADOS, alp, NULL, NULL, NULL, 0);
if (!(ts->ignoreSet & RPMPROB_FILTER_OLDPACKAGE)) {
rpmdbMatchIterator mi;
Header oldH;
mi = rpmdbInitIterator(ts->rpmdb, RPMTAG_NAME, alp->name, 0);
while ((oldH = rpmdbNextIterator(mi)) != NULL)
(void) ensureOlder(alp, oldH, ts->probs);
mi = rpmdbFreeIterator(mi);
}
if (!(ts->ignoreSet & RPMPROB_FILTER_REPLACEPKG)) {
rpmdbMatchIterator mi;
char b[80];
mi = rpmdbInitIterator(ts->rpmdb, RPMTAG_NAME, alp->name, 0);
if (alp->epoch) {
sprintf(b, "%u", *alp->epoch);
(void) rpmdbSetIteratorRE(mi, RPMTAG_EPOCH,
RPMMIRE_DEFAULT, b);
}
(void) rpmdbSetIteratorRE(mi, RPMTAG_VERSION,
RPMMIRE_DEFAULT, alp->version);
(void) rpmdbSetIteratorRE(mi, RPMTAG_RELEASE,
RPMMIRE_DEFAULT, alp->release);
if (alp->disttag) {
(void) rpmdbSetIteratorRE(mi, RPMTAG_DISTTAG,
RPMMIRE_DEFAULT, alp->disttag);
}
if (alp->buildtime && upgrade_honor_buildtime()) {
sprintf(b, "%u", *alp->buildtime);
(void) rpmdbSetIteratorRE(mi, RPMTAG_BUILDTIME,
RPMMIRE_DEFAULT, b);
}
while (rpmdbNextIterator(mi) != NULL) {
psAppend(ts->probs, RPMPROB_PKG_INSTALLED, alp,
NULL, NULL, NULL, 0);
/*@innerbreak@*/ break;
}
mi = rpmdbFreeIterator(mi);
}
totalFileCount += alp->filesCount;
}
if (ts->erasedPackages.list != NULL)
for (alp = ts->erasedPackages.list;
(alp - ts->erasedPackages.list) < ts->erasedPackages.size;
alp++)
{
totalFileCount += alp->filesCount;
}
/* ===============================================
* Initialize file list:
*/
ts->flEntries = ts->addedPackages.size + ts->numRemovedPackages;
ts->flList = xcalloc(ts->flEntries, sizeof(*ts->flList));
/*
* FIXME?: we'd be better off assembling one very large file list and
* calling fpLookupList only once. I'm not sure that the speedup is
* worth the trouble though.
*/
tsi = tsInitIterator(ts);
while ((fi = tsNextIterator(tsi)) != NULL) {
int oc = tsGetOc(tsi);
fi->magic = TFIMAGIC;
fi->type = ts->order[oc].type;
switch (fi->type) {
case TR_ADDED:
fi->ap = ts->addedPackages.list + ts->order[oc].u.addedIndex;
fi->record = 0;
loadFi(fi->ap->h, fi);
if (fi->fc == 0)
continue;
{ Header foo = relocateFileList(ts, fi, fi->ap, fi->h, fi->actions);
foo = headerFree(foo);
}
/* Skip netshared paths, not our i18n files, and excluded docs */
skipFiles(ts, fi);
break;
case TR_REMOVED:
fi->ap = ts->erasedPackages.list + ts->order[oc].u.removed.erasedIndex;
fi->record = ts->order[oc].u.removed.dboffset;
loadFi(fi->ap->h, fi);
break;
}
if (fi->fc)
fi->fps = xmalloc(fi->fc * sizeof(*fi->fps));
}
tsi = tsFreeIterator(tsi);
if (!ts->chrootDone) {
(void) chdir("/");
/*@-unrecog -superuser @*/
(void) chroot(ts->rootDir);
/*@=unrecog =superuser @*/
ts->chrootDone = 1;
if (ts->rpmdb) ts->rpmdb->db_chrootDone = 1;
#ifdef DYING
/*@-onlytrans@*/
chroot_prefix = ts->rootDir;
/*@=onlytrans@*/
#endif
}
ht = htCreate(totalFileCount, fpHashFunction, fpEqual);
/* XXX fpCache size = directories + space for rpmdbFindFpList */
fpc = fpCacheCreate(totalFileCount / 2 + 4096);
/* ===============================================
* Add fingerprint for each file not skipped.
*/
tsi = tsInitIterator(ts);
while ((fi = tsNextIterator(tsi)) != NULL) {
fpLookupList(fpc, fi->dnl, fi->bnl, fi->dil, fi->fc, fi->fps);
for (i = 0; i < fi->fc; i++) {
if (XFA_SKIPPING(fi->actions[i]))
continue;
/*@-dependenttrans@*/
htAddEntry(ht, fi->fps + i, fi);
/*@=dependenttrans@*/
}
}
tsi = tsFreeIterator(tsi);
/*@-moduncon@*/
NOTIFY(ts, (NULL, RPMCALLBACK_TRANS_START, 6, ts->flEntries,
NULL, ts->notifyData));
/*@=moduncon@*/
/* ===============================================
* Compute file disposition for each package in transaction set.
*/
tsi = tsInitIterator(ts);
while ((fi = tsNextIterator(tsi)) != NULL) {
dbiIndexSet * matches;
int knownBad;
/*@-moduncon@*/
NOTIFY(ts, (NULL, RPMCALLBACK_TRANS_PROGRESS, (fi - ts->flList),
ts->flEntries, NULL, ts->notifyData));
/*@=moduncon@*/
if (fi->fc == 0) continue;
/* Extract file info for all files in this package from the database. */
matches = xcalloc(sizeof(*matches), fi->fc);
if (rpmdbFindFpList(ts->rpmdb, fi->fps, matches, fi->fc, fpc))
return 1; /* XXX WTFO? */
numShared = 0;
for (i = 0; i < fi->fc; i++)
numShared += dbiIndexSetCount(matches[i]);
/* Build sorted file info list for this package. */
shared = sharedList = xmalloc((numShared + 1) * sizeof(*sharedList));
for (i = 0; i < fi->fc; i++) {
/*
* Take care not to mark files as replaced in packages that will
* have been removed before we will get here.
*/
for (j = 0; j < dbiIndexSetCount(matches[i]); j++) {
int k, ro;
ro = dbiIndexRecordOffset(matches[i], j);
knownBad = 0;
for (k = 0; ro != knownBad && k < ts->orderCount; k++) {
switch (ts->order[k].type) {
case TR_REMOVED:
if (ts->order[k].u.removed.dboffset == ro)
knownBad = ro;
break;
case TR_ADDED:
break;
}
}
shared->pkgFileNum = i;
shared->otherPkg = dbiIndexRecordOffset(matches[i], j);
shared->otherFileNum = dbiIndexRecordFileNumber(matches[i], j);
shared->isRemoved = (knownBad == ro);
shared++;
}
matches[i] = dbiFreeIndexSet(matches[i]);
}
numShared = shared - sharedList;
shared->otherPkg = -1;
matches = _free(matches);
/* Sort file info by other package index (otherPkg) */
qsort(sharedList, numShared, sizeof(*shared), sharedCmp);
/* For all files from this package that are in the database ... */
for (i = 0; i < numShared; i = nexti) {
int beingRemoved;
shared = sharedList + i;
/* Find the end of the files in the other package. */
for (nexti = i + 1; nexti < numShared; nexti++) {
if (sharedList[nexti].otherPkg != shared->otherPkg)
/*@innerbreak@*/ break;
}
/* Is this file from a package being removed? */
beingRemoved = 0;
for (j = 0; j < ts->numRemovedPackages; j++) {
if (ts->removedPackages[j] != shared->otherPkg)
continue;
beingRemoved = 1;
/*@innerbreak@*/ break;
}
/* Determine the fate of each file. */
switch (fi->type) {
case TR_ADDED:
(void) handleInstInstalledFiles(fi, ts->rpmdb, shared, nexti - i,
!(beingRemoved || (ts->ignoreSet & RPMPROB_FILTER_REPLACEOLDFILES)),
ts->probs, ts->transFlags);
break;
case TR_REMOVED:
if (!beingRemoved)
(void) handleRmvdInstalledFiles(fi, ts->rpmdb, shared, nexti - i);
break;
}
}
free(sharedList);
/* Update disk space needs on each partition for this package. */
handleOverlappedFiles(fi, ht,
((ts->ignoreSet & RPMPROB_FILTER_REPLACENEWFILES)
? NULL : ts->probs), ts->di);
/* Check added package has sufficient space on each partition used. */
switch (fi->type) {
case TR_ADDED:
if (!(ts->di && fi->fc))
break;
for (i = 0; i < ts->filesystemCount; i++) {
dip = ts->di + i;
/* XXX Avoid FAT and other file systems that have not inodes. */
if (dip->iavail <= 0)
continue;
if (adj_fs_blocks(dip->bneeded) > dip->bavail)
psAppend(ts->probs, RPMPROB_DISKSPACE, fi->ap,
ts->filesystems[i], NULL, NULL,
(adj_fs_blocks(dip->bneeded) - dip->bavail) * dip->bsize);
if (adj_fs_blocks(dip->ineeded) > dip->iavail)
psAppend(ts->probs, RPMPROB_DISKNODES, fi->ap,
ts->filesystems[i], NULL, NULL,
(adj_fs_blocks(dip->ineeded) - dip->iavail));
}
break;
case TR_REMOVED:
break;
}
}
tsi = tsFreeIterator(tsi);
if (ts->chrootDone) {
/*@-unrecog -superuser @*/
(void) chroot(".");
/*@=unrecog =superuser @*/
ts->chrootDone = 0;
if (ts->rpmdb) ts->rpmdb->db_chrootDone = 0;
#ifdef DYING
chroot_prefix = NULL;
#endif
(void) chdir(ts->currDir);
}
/*@-moduncon@*/
NOTIFY(ts, (NULL, RPMCALLBACK_TRANS_STOP, 6, ts->flEntries,
NULL, ts->notifyData));
/*@=moduncon@*/
/* ===============================================
* Free unused memory as soon as possible.
*/
tsi = tsInitIterator(ts);
while ((fi = tsNextIterator(tsi)) != NULL) {
psm->fi = fi;
if (fi->fc == 0)
continue;
fi->fps = _free(fi->fps);
}
tsi = tsFreeIterator(tsi);
fpc = fpCacheFree(fpc);
ht = htFree(ht, NULL, NULL);
/* ===============================================
* If unfiltered problems exist, free memory and return.
*/
if ((ts->transFlags & RPMTRANS_FLAG_BUILD_PROBS) ||
(ts->probs->numProblems && (!okProbs || psTrim(okProbs, ts->probs))))
{
*newProbs = ts->probs;
ts->flList = freeFl(ts, ts->flList);
ts->flEntries = 0;
/*@-nullstate@*/
return ts->orderCount;
/*@=nullstate@*/
}
/* ===============================================
* Install and remove packages.
*/
lastFailed = -2; /* erased packages have -1 */
tsi = tsInitIterator(ts);
while ((fi = tsNextIterator(tsi)) != NULL) {
Header h;
int oc = tsGetOc(tsi);
int gotfd = 0;
psm->fi = fi;
switch (fi->type)
{
case TR_ADDED:
alp = ts->addedPackages.list + ts->order[oc].u.addedIndex;
assert(alp == fi->ap);
i = alp - ts->addedPackages.list;
h = headerLink(fi->h);
if (alp->fd == NULL) {
alp->fd = ts->notify(fi->h, RPMCALLBACK_INST_OPEN_FILE, 0, 0,
alp->key, ts->notifyData);
if (alp->fd) {
rpmRC rpmrc;
h = headerFree(h);
/*@-mustmod@*/ /* LCL: segfault */
rpmrc = rpmReadPackageHeader(alp->fd, &h, NULL, NULL, NULL);
/*@=mustmod@*/
if (!(rpmrc == RPMRC_OK || rpmrc == RPMRC_BADSIZE)) {
(void)ts->notify(fi->h, RPMCALLBACK_INST_CLOSE_FILE,
0, 0, alp->key, ts->notifyData);
alp->fd = NULL;
ourrc++;
} else {
Header foo = relocateFileList(ts, fi, alp, h, NULL);
h = headerFree(h);
h = headerLink(foo);
foo = headerFree(foo);
}
if (alp->fd) gotfd = 1;
}
}
if (alp->fd) {
Header hsave = NULL;
if (fi->h) {
hsave = headerLink(fi->h);
fi->h = headerFree(fi->h);
}
fi->h = headerLink(h);
assert(alp == fi->ap);
if (psmStage(psm, PSM_PKGINSTALL)) {
ourrc++;
lastFailed = i;
}
else {
psmTriggerAdded(psm);
}
fi->h = headerFree(fi->h);
if (hsave) {
fi->h = headerLink(hsave);
hsave = headerFree(hsave);
}
} else {
ourrc++;
lastFailed = i;
}
h = headerFree(h);
if (gotfd) {
(void)ts->notify(fi->h, RPMCALLBACK_INST_CLOSE_FILE, 0, 0,
alp->key, ts->notifyData);
alp->fd = NULL;
}
break;
case TR_REMOVED:
/* If install failed, then we shouldn't erase. */
if (ts->order[oc].u.removed.dependsOnIndex == lastFailed)
break;
if (psmStage(psm, PSM_PKGERASE))
ourrc++;
else {
psmTriggerRemoved(psm);
}
break;
}
(void) rpmdbSync(ts->rpmdb);
}
if (ourrc == 0)
psmTriggerPosttrans(psm);
tsi = tsFreeIterator(tsi);
ts->flList = freeFl(ts, ts->flList);
ts->flEntries = 0;
if (!(ts->transFlags & RPMTRANS_FLAG_NOCONTEXTS))
matchpathcon_fini();
/*@-nullstate@*/
if (ourrc)
return -1;
else
return 0;
/*@=nullstate@*/
}
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