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rpm/query.c

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#include <alloca.h>
#include <ctype.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <time.h>
#include <sys/param.h>
#include <unistd.h>
#include "lib/messages.h"
#include "rpmlib.h"
#include "query.h"
static char * permsString(int mode);
static void printHeader(Header h, int queryFlags, char * queryFormat);
static int queryPartial(Header h, char ** chptrptr, int * cntptr,
int arrayNum);
static int queryHeader(Header h, char * chptr);
static int queryArray(Header h, char ** chptrptr);
static void escapedChar(char ch);
static char * handleFormat(Header h, char * chptr, int * count, int arrayNum);
static void showMatches(rpmdb db, dbIndexSet matches, int queryFlags,
char * queryFormat);
static int findMatches(rpmdb db, char * name, char * version, char * release,
dbIndexSet * matches);
static void printFileInfo(char * name, unsigned int size, unsigned short mode,
unsigned int mtime, unsigned short rdev,
char * owner, char * group, int uid, int gid,
char * linkto);
static char * defaultQueryFormat =
"Name : %-27{NAME} Distribution: %{DISTRIBUTION}\n"
"Version : %-27{VERSION} Vendor: %{VENDOR}\n"
"Release : %-27{RELEASE} Build Date: %{BUILDTIME:date}\n"
"Install date: %-27{INSTALLTIME:date} Build Host: %{BUILDHOST}\n"
"Group : %-27{GROUP} Source RPM: %{SOURCERPM}\n"
"Size : %{SIZE}\n"
"Summary : %{SUMMARY}\n"
"Description :\n%{DESCRIPTION}\n";
static char * requiresQueryFormat =
"[%{REQUIRENAME} %{REQUIREFLAGS:depflags} %{REQUIREVERSION}\n]";
static char * providesQueryFormat = "[%{PROVIDES}\n]";
static char * scriptQueryFormat =
"printinstall script:\n%{RPMTAG_PREIN}\n"
"postinstall script:\n%{RPMTAG_POSTIN}\n"
"preuninstall script:\n%{RPMTAG_PREUN}\n"
"postuninstall script:\n%{RPMTAG_POSTIN}\n";
static int queryHeader(Header h, char * chptr) {
int count = 0;
return queryPartial(h, &chptr, &count, -1);
}
static int queryArray(Header h, char ** chptrptr) {
int count = 0;
int arrayNum;
char * start = NULL;
/* first one */
start = *chptrptr;
if (queryPartial(h, chptrptr, &count, 0)) return 1;
arrayNum = 1;
while (arrayNum < count) {
*chptrptr = start;
if (queryPartial(h, chptrptr, &count, arrayNum++)) return 1;
}
return 0;
}
static int queryPartial(Header h, char ** chptrptr, int * cntptr,
int arrayNum) {
char * chptr = *chptrptr;
int count;
int emptyItem = 0;
while (chptr && *chptr) {
switch (*chptr) {
case '\\':
chptr++;
if (!*chptr) return 1;
escapedChar(*chptr++);
break;
case '%':
chptr++;
if (!*chptr) return 1;
if (*chptr == '%') {
putchar('%');
chptr++;
}
count = *cntptr;
chptr = handleFormat(h, chptr, &count, arrayNum);
if (!count) {
count = 0;
emptyItem = 1;
} else if (count != -1 && !*cntptr && !emptyItem){
*cntptr = count;
} else if (count != -1 && *cntptr && count != *cntptr) {
printf("(parallel array size mismatch)");
return 1;
}
break;
case ']':
if (arrayNum == -1) {
printf("(unexpected ']')");
return 1;
}
*chptrptr = chptr + 1;
return 0;
case '[':
if (arrayNum != -1) {
printf("(unexpected ']')");
return 1;
}
*chptrptr = chptr + 1;
if (queryArray(h, chptrptr)) {
return 1;
}
chptr = *chptrptr;
break;
default:
putchar(*chptr++);
}
}
*chptrptr = chptr;
return 0;
}
static char * handleFormat(Header h, char * chptr, int * cntptr,
int arrayNum) {
const char * f = chptr;
const char * tagptr;
char * end;
char how[20], format[20];
int i, tagLength;
char tag[100];
const struct rpmTagTableEntry * t;
void * p;
int type;
int notArray = 0;
time_t dateint;
struct tm * tstruct;
char buf[100];
int count;
int anint;
strcpy(format, "%");
while (*chptr && *chptr != '{') chptr++;
if (!*chptr || (chptr - f > (sizeof(format) - 3))) {
fprintf(stderr, "bad query format - %s\n", f);
return NULL;
}
strncat(format, f, chptr - f);
tagptr = ++chptr;
while (*chptr && *chptr != '}' && *chptr != ':' ) chptr++;
if (tagptr == chptr || !*chptr) {
fprintf(stderr, "bad query format - %s\n", f);
return NULL;
}
if (*chptr == ':') {
end = chptr + 1;
while (*end && *end != '}') end++;
if (*end != '}') {
fprintf(stderr, "bad query format - %s\n", f);
return NULL;
}
if ((end - chptr + 1) > sizeof(how)) {
fprintf(stderr, "bad query format - %s\n", f);
return NULL;
}
strncpy(how, chptr + 1, end - chptr - 1);
how[end - chptr - 1] = '\0';
} else {
strcpy(how, "");
end = chptr;
}
switch (*tagptr) {
case '=': notArray = 1, tagptr++; break;
}
tagLength = chptr - tagptr;
chptr = end + 1;
if (tagLength > (sizeof(tag) - 20)) {
fprintf(stderr, "query tag too long\n");
return NULL;
}
memset(tag, 0, sizeof(tag));
if (strncmp(tagptr, "RPMTAG_", 7)) {
strcpy(tag, "RPMTAG_");
}
strncat(tag, tagptr, tagLength);
for (i = 0, t = rpmTagTable; i < rpmTagTableSize; i++, t++) {
if (!strcasecmp(tag, t->name)) break;
}
if (i == rpmTagTableSize) {
fprintf(stderr, "unknown tag %s\n", tag);
return NULL;
}
if (!getEntry(h, t->val, &type, &p, &count) || !p) {
p = "(none)";
count = 1;
type = STRING_TYPE;
} else if (notArray) {
*cntptr = -1;
} else if (count > 1 && (arrayNum == -1)) {
p = "(array)";
count = 1;
type = STRING_TYPE;
} else if ((count - 1) < arrayNum && arrayNum != -1) {
p = "(past array end)";
count = 1;
type = STRING_TYPE;
} else if (arrayNum != -1)
*cntptr = count;
if (arrayNum == -1) arrayNum = 0;
switch (type) {
case STRING_ARRAY_TYPE:
strcat(format, "s");
printf(format, ((char **) p)[arrayNum]);
free(p);
break;
case STRING_TYPE:
strcat(format, "s");
printf(format, p);
break;
case INT8_TYPE:
strcat(format, "d");
printf(format, *(((int_8 *) p) + arrayNum));
break;
case INT16_TYPE:
if (!strcmp(how, "perms") || !strcmp(how, "permissions")) {
strcat(format, "s");
printf(format, permsString(*(((int_16 *) p) + arrayNum)));
} else {
strcat(format, "d");
printf(format, *(((int_16 *) p) + arrayNum));
}
break;
case INT32_TYPE:
if (!strcmp(how, "date")) {
strcat(format, "s");
/* this is important if sizeof(int_32) ! sizeof(time_t) */
dateint = *(((int_32 *) p) + arrayNum);
tstruct = localtime(&dateint);
strftime(buf, sizeof(buf) - 1, "%c", tstruct);
printf(format, buf);
} else if (!strcmp(how, "perms") || !strcmp(how, "permissions")) {
strcat(format, "s");
printf(format, permsString(*(((int_32 *) p) + arrayNum)));
} else if (!strcmp(how, "depflags")) {
buf[0] = '\0';
anint = *(((int_32 *) p) + arrayNum);
if (anint & REQUIRE_LESS)
strcat(buf, "<");
if (anint & REQUIRE_GREATER)
strcat(buf, ">");
if (anint & REQUIRE_EQUAL)
strcat(buf, "=");
if (anint & REQUIRE_SERIAL)
strcat(buf, "S");
strcat(format, "s");
printf(format, buf);
} else {
strcat(format, "d");
printf(format, *(((int_32 *) p) + arrayNum));
}
break;
default:
printf("(can't handle type %d)", type);
break;
}
return chptr;
}
static void escapedChar(const char ch) {
switch (ch) {
case 'a': putchar('\a'); break;
case 'b': putchar('\b'); break;
case 'f': putchar('\f'); break;
case 'n': putchar('\n'); break;
case 'r': putchar('\r'); break;
case 't': putchar('\t'); break;
case 'v': putchar('\v'); break;
default: putchar(ch); break;
}
}
static void printHeader(Header h, int queryFlags, char * queryFormat) {
char * name, * version, * release;
int_32 count, type;
char * prefix = NULL;
char ** fileList, ** fileMD5List;
char * fileStatesList;
char ** fileOwnerList, ** fileGroupList;
char ** fileLinktoList;
int_32 * fileFlagsList, * fileMTimeList, * fileSizeList;
int_32 * fileUIDList, * fileGIDList;
uint_16 * fileModeList;
uint_16 * fileRdevList;
int i;
getEntry(h, RPMTAG_NAME, &type, (void **) &name, &count);
getEntry(h, RPMTAG_VERSION, &type, (void **) &version, &count);
getEntry(h, RPMTAG_RELEASE, &type, (void **) &release, &count);
if (!queryFlags) {
printf("%s-%s-%s\n", name, version, release);
} else {
if (queryFlags & QUERY_FOR_INFO) {
if (!queryFormat) {
queryFormat = defaultQueryFormat;
}
queryHeader(h, queryFormat);
}
if (queryFlags & QUERY_FOR_PROVIDES) {
if (isEntry(h, RPMTAG_PROVIDES))
queryHeader(h, providesQueryFormat);
}
if (queryFlags & QUERY_FOR_REQUIRES) {
if (isEntry(h, RPMTAG_REQUIREFLAGS))
queryHeader(h, requiresQueryFormat);
}
if (queryFlags & QUERY_FOR_LIST) {
if (!getEntry(h, RPMTAG_FILENAMES, &type, (void **) &fileList,
&count)) {
puts("(contains no files)");
} else {
if (!getEntry(h, RPMTAG_FILESTATES, &type,
(void **) &fileStatesList, &count)) {
fileStatesList = NULL;
}
getEntry(h, RPMTAG_FILEFLAGS, &type,
(void **) &fileFlagsList, &count);
getEntry(h, RPMTAG_FILESIZES, &type,
(void **) &fileSizeList, &count);
getEntry(h, RPMTAG_FILEMODES, &type,
(void **) &fileModeList, &count);
getEntry(h, RPMTAG_FILEMTIMES, &type,
(void **) &fileMTimeList, &count);
getEntry(h, RPMTAG_FILERDEVS, &type,
(void **) &fileRdevList, &count);
getEntry(h, RPMTAG_FILEUIDS, &type,
(void **) &fileUIDList, &count);
getEntry(h, RPMTAG_FILEGIDS, &type,
(void **) &fileGIDList, &count);
getEntry(h, RPMTAG_FILEUSERNAME, &type,
(void **) &fileOwnerList, &count);
getEntry(h, RPMTAG_FILEGROUPNAME, &type,
(void **) &fileGroupList, &count);
getEntry(h, RPMTAG_FILELINKTOS, &type,
(void **) &fileLinktoList, &count);
getEntry(h, RPMTAG_FILEMD5S, &type,
(void **) &fileMD5List, &count);
for (i = 0; i < count; i++) {
if (!((queryFlags & QUERY_FOR_DOCS) ||
(queryFlags & QUERY_FOR_CONFIG))
|| ((queryFlags & QUERY_FOR_DOCS) &&
(fileFlagsList[i] & RPMFILE_DOC))
|| ((queryFlags & QUERY_FOR_CONFIG) &&
(fileFlagsList[i] & RPMFILE_CONFIG))) {
if (!isVerbose())
prefix ? fputs(prefix, stdout) : 0;
if (queryFlags & QUERY_FOR_STATE) {
if (fileStatesList) {
switch (fileStatesList[i]) {
case RPMFILE_STATE_NORMAL:
fputs("normal ", stdout); break;
case RPMFILE_STATE_REPLACED:
fputs("replaced ", stdout); break;
case RPMFILE_STATE_NOTINSTALLED:
fputs("not installed ", stdout); break;
default:
fputs("(unknown) ", stdout);
}
} else {
fputs( "(no state) ", stdout);
}
}
if (queryFlags & QUERY_FOR_DUMPFILES) {
printf("%s %d %d %s 0%o ", fileList[i],
fileSizeList[i], fileMTimeList[i],
fileMD5List[i], fileModeList[i]);
if (fileOwnerList)
printf("%s %s", fileOwnerList[i],
fileGroupList[i]);
else
printf("%d %d", fileUIDList[i],
fileGIDList[i]);
printf(" %s %s %d ",
fileFlagsList[i] & RPMFILE_CONFIG ? "1" : "0",
fileFlagsList[i] & RPMFILE_DOC ? "1" : "0",
fileRdevList[i]);
if (strlen(fileLinktoList[i]))
printf("%s\n", fileLinktoList[i]);
else
printf("X\n");
} else if (!isVerbose()) {
puts(fileList[i]);
} else if (fileOwnerList)
printFileInfo(fileList[i], fileSizeList[i],
fileModeList[i], fileMTimeList[i],
fileRdevList[i], fileOwnerList[i],
fileGroupList[i], fileUIDList[i],
fileGIDList[i], fileLinktoList[i]);
else
printFileInfo(fileList[i], fileSizeList[i],
fileModeList[i], fileMTimeList[i],
fileRdevList[i], NULL,
NULL, fileUIDList[i],
fileGIDList[i], fileLinktoList[i]);
}
}
free(fileList);
free(fileLinktoList);
free(fileMD5List);
if (fileOwnerList) free(fileOwnerList);
if (fileGroupList) free(fileGroupList);
}
}
if (queryFlags & QUERY_FOR_SCRIPTS) {
queryHeader(h, scriptQueryFormat);
}
}
}
static char * permsString(int mode) {
static char perms[11];
strcpy(perms, "-----------");
if (mode & S_ISVTX) perms[9] = 't';
if (mode & S_IRUSR) perms[1] = 'r';
if (mode & S_IWUSR) perms[2] = 'w';
if (mode & S_IXUSR) perms[3] = 'x';
if (mode & S_IRGRP) perms[4] = 'r';
if (mode & S_IWGRP) perms[5] = 'w';
if (mode & S_IXGRP) perms[6] = 'x';
if (mode & S_IROTH) perms[7] = 'r';
if (mode & S_IWOTH) perms[8] = 'w';
if (mode & S_IXOTH) perms[9] = 'x';
if (mode & S_ISUID) {
if (mode & S_IXUSR)
perms[3] = 's';
else
perms[3] = 'S';
}
if (mode & S_ISGID) {
if (mode & S_IXGRP)
perms[6] = 's';
else
perms[6] = 'S';
}
if (S_ISDIR(mode))
perms[0] = 'd';
else if (S_ISLNK(mode)) {
perms[0] = 'l';
}
else if (S_ISFIFO(mode))
perms[0] = 'p';
else if (S_ISSOCK(mode))
perms[0] = 'l';
else if (S_ISCHR(mode)) {
perms[0] = 'c';
} else if (S_ISBLK(mode)) {
perms[0] = 'b';
}
return perms;
}
static void printFileInfo(char * name, unsigned int size, unsigned short mode,
unsigned int mtime, unsigned short rdev,
char * owner, char * group, int uid, int gid,
char * linkto) {
char sizefield[15];
char ownerfield[9], groupfield[9];
char timefield[100] = "";
time_t themtime;
time_t currenttime;
static int thisYear = 0;
static int thisMonth = 0;
struct tm * tstruct;
char * namefield = name;
char * perms;
perms = permsString(mode);
if (!thisYear) {
currenttime = time(NULL);
tstruct = localtime(&currenttime);
thisYear = tstruct->tm_year;
thisMonth = tstruct->tm_mon;
}
if (owner)
strncpy(ownerfield, owner, 8);
else
sprintf(ownerfield, "%-8d", uid);
if (group)
strncpy(groupfield, group, 8);
else
sprintf(groupfield, "%-8d", gid);
/* this is normally right */
sprintf(sizefield, "%10d", size);
/* this knows too much about dev_t */
if (S_ISLNK(mode)) {
namefield = alloca(strlen(name) + strlen(linkto) + 10);
sprintf(namefield, "%s -> %s", name, linkto);
} else if (S_ISCHR(mode)) {
perms[0] = 'c';
sprintf(sizefield, "%3d, %3d", rdev >> 8, rdev & 0xFF);
} else if (S_ISBLK(mode)) {
perms[0] = 'b';
sprintf(sizefield, "%3d, %3d", rdev >> 8, rdev & 0xFF);
}
/* this is important if sizeof(int_32) ! sizeof(time_t) */
themtime = mtime;
tstruct = localtime(&themtime);
if (tstruct->tm_year == thisYear ||
((tstruct->tm_year + 1) == thisYear && tstruct->tm_mon > thisMonth))
strftime(timefield, sizeof(timefield) - 1, "%b %d %H:%M", tstruct);
else
strftime(timefield, sizeof(timefield) - 1, "%b %d %Y", tstruct);
printf("%s %8s %8s %10s %s %s\n", perms, ownerfield, groupfield,
sizefield, timefield, namefield);
}
static void showMatches(rpmdb db, dbIndexSet matches, int queryFlags,
char * queryFormat) {
int i;
Header h;
for (i = 0; i < matches.count; i++) {
if (matches.recs[i].recOffset) {
message(MESS_DEBUG, "querying record number %d\n",
matches.recs[i].recOffset);
h = rpmdbGetRecord(db, matches.recs[i].recOffset);
if (!h) {
fprintf(stderr, "error: could not read database record\n");
} else {
printHeader(h, queryFlags, queryFormat);
freeHeader(h);
}
}
}
}
int doQuery(char * prefix, enum querysources source, int queryFlags,
char * arg, char * queryFormat) {
Header h;
int offset;
int fd;
int rc;
int isSource;
rpmdb db;
dbIndexSet matches;
int recNumber;
int retcode = 0;
char *end = NULL;
if (source != QUERY_SRPM && source != QUERY_RPM) {
if (rpmdbOpen(prefix, &db, O_RDONLY, 0644)) {
exit(1);
}
}
switch (source) {
case QUERY_SRPM:
case QUERY_RPM:
fd = open(arg, O_RDONLY);
if (fd < 0) {
fprintf(stderr, "open of %s failed: %s\n", arg, strerror(errno));
} else {
rc = pkgReadHeader(fd, &h, &isSource);
close(fd);
switch (rc) {
case 0:
if (!h) {
fprintf(stderr, "old format source packages cannot be "
"queried\n");
} else {
printHeader(h, queryFlags, queryFormat);
freeHeader(h);
}
break;
case 1:
fprintf(stderr, "%s does not appear to be a RPM package\n",
arg);
/* fallthrough */
case 2:
fprintf(stderr, "query of %s failed\n", arg);
retcode = 1;
}
}
break;
case QUERY_ALL:
offset = rpmdbFirstRecNum(db);
while (offset) {
h = rpmdbGetRecord(db, offset);
if (!h) {
fprintf(stderr, "could not read database record!\n");
return 1;
}
printHeader(h, queryFlags, queryFormat);
freeHeader(h);
offset = rpmdbNextRecNum(db, offset);
}
break;
case QUERY_SGROUP:
case QUERY_GROUP:
if (rpmdbFindByGroup(db, arg, &matches)) {
fprintf(stderr, "group %s does not contain any packages\n", arg);
retcode = 1;
} else {
showMatches(db, matches, queryFlags, queryFormat);
freeDBIndexRecord(matches);
}
break;
case QUERY_WHATPROVIDES:
if (rpmdbFindByProvides(db, arg, &matches)) {
fprintf(stderr, "no package provides %s\n", arg);
retcode = 1;
} else {
showMatches(db, matches, queryFlags, queryFormat);
freeDBIndexRecord(matches);
}
break;
case QUERY_WHATREQUIRES:
if (rpmdbFindByRequiredBy(db, arg, &matches)) {
fprintf(stderr, "no package requires %s\n", arg);
retcode = 1;
} else {
showMatches(db, matches, queryFlags, queryFormat);
freeDBIndexRecord(matches);
}
break;
case QUERY_SPATH:
case QUERY_PATH:
if (*arg != '/') {
char path[255];
if (realpath(arg, path) != NULL)
arg = path;
}
if (rpmdbFindByFile(db, arg, &matches)) {
fprintf(stderr, "file %s is not owned by any package\n", arg);
retcode = 1;
} else {
showMatches(db, matches, queryFlags, queryFormat);
freeDBIndexRecord(matches);
}
break;
case QUERY_DBOFFSET:
case QUERY_SPACKAGE:
recNumber = strtoul(arg, &end, 10);
if ((*end) || (end == arg) || (recNumber == ULONG_MAX)) {
fprintf(stderr, "invalid package number: %s\n", arg);
return 1;
}
message(MESS_DEBUG, "showing package: %d\n", recNumber);
h = rpmdbGetRecord(db, recNumber);
if (!h) {
fprintf(stderr, "record %d could not be read\n", recNumber);
retcode = 1;
} else {
printHeader(h, queryFlags, queryFormat);
freeHeader(h);
}
break;
case QUERY_PACKAGE:
rc = findPackageByLabel(db, arg, &matches);
if (rc == 1) {
retcode = 1;
fprintf(stderr, "package %s is not installed\n", arg);
} else if (rc == 2) {
retcode = 1;
fprintf(stderr, "error looking for package %s\n", arg);
} else {
showMatches(db, matches, queryFlags, queryFormat);
freeDBIndexRecord(matches);
}
break;
}
if (source != QUERY_SRPM && source != QUERY_RPM) {
rpmdbClose(db);
}
return retcode;
}
/* 0 found matches */
/* 1 no matches */
/* 2 error */
int findPackageByLabel(rpmdb db, char * arg, dbIndexSet * matches) {
char * localarg, * chptr;
char * release;
int rc;
if (!strlen(arg)) return 1;
/* did they give us just a name? */
rc = findMatches(db, arg, NULL, NULL, matches);
if (rc != 1) return rc;
/* maybe a name and a release */
localarg = alloca(strlen(arg) + 1);
strcpy(localarg, arg);
chptr = (localarg + strlen(localarg)) - 1;
while (chptr > localarg && *chptr != '-') chptr--;
if (chptr == localarg) return 1;
*chptr = '\0';
rc = findMatches(db, localarg, chptr + 1, NULL, matches);
if (rc != 1) return rc;
/* how about name-version-release? */
release = chptr + 1;
while (chptr > localarg && *chptr != '-') chptr--;
if (chptr == localarg) return 1;
*chptr = '\0';
return findMatches(db, localarg, chptr + 1, release, matches);
}
/* 0 found matches */
/* 1 no matches */
/* 2 error */
int findMatches(rpmdb db, char * name, char * version, char * release,
dbIndexSet * matches) {
int gotMatches;
int rc;
int i;
char * pkgRelease, * pkgVersion;
int count, type;
int goodRelease, goodVersion;
Header h;
if ((rc = rpmdbFindPackage(db, name, matches))) {
if (rc == -1) return 2; else return 1;
}
if (!version && !release) return 0;
gotMatches = 0;
/* make sure the version and releases match */
for (i = 0; i < matches->count; i++) {
if (matches->recs[i].recOffset) {
h = rpmdbGetRecord(db, matches->recs[i].recOffset);
if (!h) {
fprintf(stderr, "error: could not read database record\n");
freeDBIndexRecord(*matches);
return 2;
}
getEntry(h, RPMTAG_VERSION, &type, (void **) &pkgVersion, &count);
getEntry(h, RPMTAG_RELEASE, &type, (void **) &pkgRelease, &count);
goodRelease = goodVersion = 1;
if (release && strcmp(release, pkgRelease)) goodRelease = 0;
if (version && strcmp(version, pkgVersion)) goodVersion = 0;
if (goodRelease && goodVersion)
gotMatches = 1;
else
matches->recs[i].recOffset = 0;
}
}
if (!gotMatches) {
freeDBIndexRecord(*matches);
return 1;
}
return 0;
}
void queryPrintTags(void) {
const struct rpmTagTableEntry * t;
int i;
for (i = 0, t = rpmTagTable; i < rpmTagTableSize; i++, t++) {
printf("%s\n", t->name);
}
}
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