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generate a file action list and pass it into installBinaryPackage() 

CVS patchset: 2638
CVS date: 1998/12/31 19:16:31
This commit is contained in:
ewt 1998-12-31 19:16:31 +00:00
parent 9102dc094c
commit 670095971e
1 changed files with 212 additions and 27 deletions
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239
lib/transaction.c
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@ -6,6 +6,7 @@
#include "fprint.h"
#include "hash.h"
#include "install.h"
#include "md5.h"
#include "misc.h"
#include "rpmdb.h"
@ -14,6 +15,8 @@ struct fileInfo {
enum fileInfo_e { ADDED, REMOVED } type;
enum instActions * actions;
char ** fl, ** fmd5s, ** flinks;
uint_32 * fflags;
uint_16 * fmodes;
fingerPrint * fps;
int fc;
};
@ -33,6 +36,13 @@ static Header relocateFileList(struct availablePackage * alp,
rpmProblemSet probs);
static int psTrim(rpmProblemSet filter, rpmProblemSet target);
static int sharedCmp(const void * one, const void * two);
static enum instActions decideFileFate(char * filespec, short dbMode,
char * dbMd5, char * dbLink, short newMode,
char * newMd5, char * newLink, int newFlags,
int brokenMd5);
enum fileTypes whatis(short mode);
static int filecmp(short mode1, char * md51, char * link1,
short mode2, char * md52, char * link2);
#define XSTRCMP(a, b) ((!(a) && !(b)) || ((a) && (b) && !strcmp((a), (b))))
@ -56,16 +66,20 @@ int rpmRunTransactions(rpmTransactionSet ts, rpmNotifyFunction notify,
struct fileInfo * flList, * fi;
struct fileInfo ** recs;
int numRecs;
char ** othermd5s;
char ** otherMd5s, ** otherLinks;
Header h;
char * otherstates;
char * otherStates;
struct sharedFileInfo * shared, * sharedList;
uint_32 * otherFlags;
uint_16 * otherModes;
int numShared;
int pkgNum, otherPkgNum;
int otherFileNum;
int otherFileNum, fileNum;
/* FIXME: what if the same package is included in ts twice? */
/* FIXME: we completely ignore net shared paths here! */
if (flags & RPMTRANS_FLAG_TEST) {
instFlags |= RPMINSTALL_TEST;
rmFlags |= RPMUNINSTALL_TEST;
@ -114,6 +128,10 @@ int rpmRunTransactions(rpmTransactionSet ts, rpmNotifyFunction notify,
(void *) &fi->fmd5s, NULL);
headerGetEntryMinMemory(alp->h, RPMTAG_FILELINKTOS, NULL,
(void *) &fi->flinks, NULL);
headerGetEntryMinMemory(alp->h, RPMTAG_FILEMODES, NULL,
(void *) &fi->fmodes, NULL);
headerGetEntryMinMemory(alp->h, RPMTAG_FILEFLAGS, NULL,
(void *) &fi->fflags, NULL);
fi->h = alp->h;
fi->type = ADDED;
@ -184,32 +202,52 @@ int rpmRunTransactions(rpmTransactionSet ts, rpmNotifyFunction notify,
}
headerGetEntryMinMemory(h, RPMTAG_FILENAMES, NULL,
(void **) &othermd5s, NULL);
(void **) &otherMd5s, NULL);
headerGetEntryMinMemory(h, RPMTAG_FILELINKTOS, NULL,
(void **) &otherLinks, NULL);
headerGetEntryMinMemory(h, RPMTAG_FILESTATES, NULL,
(void **) &otherstates, &j);
(void **) &otherStates, &j);
headerGetEntryMinMemory(h, RPMTAG_FILEMODES, NULL,
(void **) &otherModes, &j);
headerGetEntryMinMemory(h, RPMTAG_FILEFLAGS, NULL,
(void **) &otherFlags, &j);
j = i;
shared = sharedList + i;
while (sharedList[i].otherPkg == shared->otherPkg) {
if (otherstates[shared->otherFileNum] ==
RPMFILE_STATE_NORMAL) {
/* FIXME: This is not a proper file comparison. */
if (strcmp(othermd5s[shared->otherFileNum],
fi->fmd5s[shared->pkgFileNum])) {
otherFileNum = shared->otherFileNum;
fileNum = shared->pkgFileNum;
if (otherStates[otherFileNum] == RPMFILE_STATE_NORMAL) {
if (filecmp(otherModes[otherFileNum],
otherMd5s[otherFileNum],
otherLinks[otherFileNum],
fi->fmodes[fileNum],
fi->fmd5s[fileNum],
fi->flinks[fileNum])) {
/* FIXME: we need to pass the conflicting header */
psAppend(probs, RPMPROB_FILE_CONFLICT, alp->key,
alp->h, fi->fl[shared->pkgFileNum]);
alp->h, fi->fl[fileNum]);
}
/* FIXME: we should set a default action here, based on
config files, etc */
/*fi->actions[shared->pkgFileNum] = CREATE;*/
if ((otherFlags[otherFileNum] | fi->fflags[fileNum])
& RPMFILE_CONFIG) {
fi->actions[fileNum] = decideFileFate(fi->fl[fileNum],
otherModes[otherFileNum],
otherMd5s[otherFileNum],
otherLinks[otherFileNum],
fi->fmodes[fileNum],
fi->fmd5s[fileNum],
fi->flinks[fileNum],
fi->fflags[fileNum],
!headerIsEntry(h, RPMTAG_RPMVERSION));
}
}
shared++;
}
free(othermd5s);
free(otherMd5s);
free(otherLinks);
headerFree(h);
i = shared - sharedList;
@ -223,9 +261,9 @@ int rpmRunTransactions(rpmTransactionSet ts, rpmNotifyFunction notify,
/* We need to figure out the current fate of this file. So,
work backwards from this file and look for a final action
we can work against. */
for (pkgNum = 0; recs[pkgNum] != fi; pkgNum++);
for (j = 0; recs[j] != fi; j++);
otherPkgNum = 0;
otherPkgNum = j - 1;
otherFileNum = -1; /* keep gcc quiet */
while (otherPkgNum >= 0) {
if (recs[otherPkgNum]->type != ADDED) continue;
@ -245,17 +283,23 @@ int rpmRunTransactions(rpmTransactionSet ts, rpmNotifyFunction notify,
if (otherPkgNum < 0) {
/* If it isn't in the database, install it.
FIXME: check for config files here for .rpmorig purporses! */
if (recs[pkgNum]->actions[i] == UNKNOWN)
recs[pkgNum]->actions[i] = CREATE;
if (fi->actions[i] == UNKNOWN)
fi->actions[i] = CREATE;
} else {
/* FIXME: do a proper file comparison here */
if (strcmp(recs[pkgNum]->fmd5s[i],
recs[otherPkgNum]->fmd5s[otherFileNum])) {
if (filecmp(recs[otherPkgNum]->fmodes[otherFileNum],
recs[otherPkgNum]->fmd5s[otherFileNum],
recs[otherPkgNum]->flinks[otherFileNum],
fi->fmodes[i],
fi->fmd5s[i],
fi->flinks[i])) {
psAppend(probs, RPMPROB_NEW_FILE_CONFLICT, alp->key,
alp->h, fi->fl[i]);
}
recs[pkgNum]->actions[i] =
recs[otherPkgNum]->actions[otherFileNum];
/* FIXME: is this right??? it locks us into the config
file handling choice we already made, which may very
well be exactly right. */
fi->actions[i] = recs[otherPkgNum]->actions[otherFileNum];
recs[otherPkgNum]->actions[otherFileNum] = SKIP;
}
}
@ -272,7 +316,6 @@ int rpmRunTransactions(rpmTransactionSet ts, rpmNotifyFunction notify,
free(fi->fl);
free(fi->fmd5s);
free(fi->flinks);
free(fi->actions);
numPackages++;
}
@ -281,15 +324,31 @@ int rpmRunTransactions(rpmTransactionSet ts, rpmNotifyFunction notify,
*newProbs = probs;
for (i = 0; i < al->size; i++)
headerFree(hdrs[i]);
numPackages = 0;
for (pkgNum = 0, alp = al->list; pkgNum < al->size; pkgNum++, alp++) {
if (alp->h != flList[numPackages].h) continue;
fi = flList + numPackages;
free(fi->actions);
}
return al->size + ts->numRemovedPackages;
}
numPackages = 0;
for (pkgNum = 0, alp = al->list; pkgNum < al->size; pkgNum++, alp++) {
fi = flList + numPackages;
if (installBinaryPackage(ts->root, ts->db, al->list[pkgNum].fd,
hdrs[pkgNum], al->list[pkgNum].relocs,
instFlags, notify, notifyData))
instFlags, notify, notifyData,
fi->actions))
ourrc++;
headerFree(hdrs[pkgNum]);
if (alp->h != flList[numPackages].h) {
free(fi->actions);
numPackages++;
}
}
for (i = 0; i < ts->numRemovedPackages; i++) {
@ -298,7 +357,10 @@ int rpmRunTransactions(rpmTransactionSet ts, rpmNotifyFunction notify,
ourrc++;
}
return ourrc;
if (ourrc)
return -1;
else
return 0;
}
static rpmProblemSet psCreate(void) {
@ -569,3 +631,126 @@ static int sharedCmp(const void * one, const void * two) {
return 0;
}
static enum instActions decideFileFate(char * filespec, short dbMode,
char * dbMd5, char * dbLink, short newMode,
char * newMd5, char * newLink, int newFlags,
int brokenMd5) {
char buffer[1024];
char * dbAttr, * newAttr;
enum fileTypes dbWhat, newWhat, diskWhat;
struct stat sb;
int i, rc;
if (lstat(filespec, &sb)) {
/* the file doesn't exist on the disk create it unless the new
package has marked it as missingok */
if (newFlags & RPMFILE_MISSINGOK) {
rpmMessage(RPMMESS_DEBUG, _("%s skipped due to missingok flag\n"),
filespec);
return SKIP;
} else
return CREATE;
}
diskWhat = whatis(sb.st_mode);
dbWhat = whatis(dbMode);
newWhat = whatis(newMode);
/* RPM >= 2.3.10 shouldn't create config directories -- we'll ignore
them in older packages as well */
if (newWhat == XDIR)
return CREATE;
if (diskWhat != newWhat) {
return SAVE;
} else if (newWhat != dbWhat && diskWhat != dbWhat) {
return SAVE;
} else if (dbWhat != newWhat) {
return CREATE;
} else if (dbWhat != LINK && dbWhat != REG) {
return CREATE;
}
if (dbWhat == REG) {
if (brokenMd5)
rc = mdfileBroken(filespec, buffer);
else
rc = mdfile(filespec, buffer);
if (rc) {
/* assume the file has been removed, don't freak */
return CREATE;
}
dbAttr = dbMd5;
newAttr = newMd5;
} else /* dbWhat == LINK */ {
memset(buffer, 0, sizeof(buffer));
i = readlink(filespec, buffer, sizeof(buffer) - 1);
if (i == -1) {
/* assume the file has been removed, don't freak */
return CREATE;
}
dbAttr = dbLink;
newAttr = newLink;
}
/* this order matters - we'd prefer to CREATE the file if at all
possible in case something else (like the timestamp) has changed */
if (!strcmp(dbAttr, buffer)) {
/* this config file has never been modified, so
just replace it */
return CREATE;
}
if (!strcmp(dbAttr, newAttr)) {
/* this file is the same in all versions of this package */
return KEEP;
}
/* 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... */
return SAVE;
}
enum fileTypes whatis(short mode) {
enum fileTypes result;
if (S_ISDIR(mode))
result = XDIR;
else if (S_ISCHR(mode))
result = CDEV;
else if (S_ISBLK(mode))
result = BDEV;
else if (S_ISLNK(mode))
result = LINK;
else if (S_ISSOCK(mode))
result = SOCK;
else if (S_ISFIFO(mode))
result = PIPE;
else
result = REG;
return result;
}
static int filecmp(short mode1, char * md51, char * link1,
short mode2, char * md52, char * link2) {
enum fileTypes what1, what2;
what1 = whatis(mode1);
what2 = whatis(mode2);
if (what1 != what2) return 1;
if (what1 == LINK)
return strcmp(link1, link2);
else if (what1 == REG)
return strcmp(md51, md52);
return 0;
}