anaconda/anaconda-40.22.3.13/utils/dd/dd_list.c
2024-11-14 21:39:56 -08:00

281 lines
7.4 KiB
C

/*
* Copyright (C) 2011-2013 Red Hat, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <getopt.h>
#include <glob.h>
#include "rpmutils.h"
#include "dd_utils.h"
static const char shortopts[] = "a:d:k:v";
static const char *usage = "Usage: dd_list [-vh] -k <kernel> -d <directory> -a <anaconda>\n";
enum {
OPT_NONE = 0,
};
static const struct option longopts[] = {
//{name, no_argument | required_argument | optional_argument, *flag, val}
{"directory", required_argument, NULL, 'd'},
{"kernel", required_argument, NULL, 'k'},
{"anaconda", required_argument, NULL, 'a'},
{"verbose", no_argument, NULL, 'v'},
{"help", no_argument, NULL, 'h'},
{NULL, 0, NULL, 0}
};
static const char *options_help [][2] = {
{"directory", "Directory to search for *.rpm files"},
{"kernel", "kernel version"},
{"anaconda", "anaconda version"},
{"verbose", "Verbose output"},
{"help", "Show this help"},
{NULL, NULL}
};
struct _version_struct {
char* kernel;
char* anaconda;
};
int globErrFunc(const char *epath, int eerrno)
{
/* TODO check fatal errors */
return 0;
}
/**
* Show the available options and their help strings
*/
void show_help() {
int i;
printf("%s", usage);
for (i=0; options_help[i][0]; i++) {
printf(" -%c, --%-20s %s\n", options_help[i][0][0],
options_help[i][0],
options_help[i][1]);
}
}
/**
* check if the RPM in question provides
* Provides: <dep> = <version>
* we use it to check if kernel-modules = <kernel version>
* and installer-enhancement = <anaconda version>
*/
int dlabelProvides(const char* dep, const char* version, uint32_t sense, void *userptr)
{
char *kernelver = ((struct _version_struct*)userptr)->kernel;
char *anacondaver = ((struct _version_struct*)userptr)->anaconda;
int packageflags = 0;
if (version == NULL) {
logMessage(DEBUGLVL, "Provides does not have version specified!");
return 0;
}
logMessage(DEBUGLVL, "Provides: %s = %s\n", dep, version);
/* is it a modules package? */
if (!strcmp(dep, "kernel-modules")) {
/*
* exception for 6.0 and 6.1 DDs, we changed the logic a bit and need to maintain compatibility.
*/
if ((!strncmp(version, "2.6.32-131", 10)) || (!strncmp(version, "2.6.32-71", 9)))
packageflags |= dup_modules | dup_firmwares;
/*
* Use this package only if the version match string is true for this kernel version
*/
if (!matchVersions(kernelver, sense, version))
packageflags |= dup_modules | dup_firmwares;
}
/* is it an app package? */
if (!strcmp(dep, "installer-enhancement")) {
/*
* If the version string matches anaconda version, unpack binaries to /tmp/DD
*/
if (!matchVersions(anacondaver, sense, version))
packageflags |= dup_binaries | dup_libraries;
}
return packageflags;
}
/**
* Print information about the rpm to stdout
*/
int dlabelOK(const char* source, Header *h, int packageflags)
{
struct rpmtd_s tdname;
struct rpmtd_s tddesc;
const char *name;
const char *description;
if (!headerGet(*h, RPMTAG_NAME, &tdname, HEADERGET_MINMEM))
return 0;
if (!headerGet(*h, RPMTAG_DESCRIPTION, &tddesc, HEADERGET_MINMEM)){
rpmtdFreeData(&tdname);
return 0;
}
/* iterator */
name = rpmtdNextString(&tdname);
description = rpmtdNextString(&tddesc);
fprintf(stdout, "%s\n%s\n", source, name);
if (packageflags & dup_modules) fprintf(stdout, "modules ");
if (packageflags & dup_firmwares) fprintf(stdout, "firmwares ");
if (packageflags & dup_binaries) fprintf(stdout, "binaries ");
if (packageflags & dup_libraries) fprintf(stdout, "libraries ");
fprintf(stdout, "\n%s\n---\n", description);
rpmtdFreeData(&tdname);
rpmtdFreeData(&tddesc);
return 0;
}
int main(int argc, char *argv[])
{
int rc = 0;
int option;
int option_index;
char *path = NULL;
int path_len;
int verbose = 0;
struct _version_struct versions = {NULL, NULL};
char *globpattern;
glob_t globres;
char** globitem;
while ((option = getopt_long(argc, argv, shortopts, longopts, &option_index)) != -1) {
switch (option) {
case 0:
/* long option */
break;
case 'd':
if (path) {
logMessage(ERROR, "Multiple -d arguments\n");
show_help();
rc = 1;
goto cleanup;
}
path = strdup(optarg);
break;
case 'k':
if (versions.kernel) {
logMessage(ERROR, "Multiple -k arguments\n");
show_help();
rc = 1;
goto cleanup;
}
versions.kernel = strdup(optarg);
break;
case 'a':
if (versions.anaconda) {
logMessage(ERROR, "Multiple -a arguments\n");
show_help();
rc = 1;
goto cleanup;
}
versions.anaconda = strdup(optarg);
break;
case 'v':
verbose = 1;
break;
case 'h':
show_help();
rc = 0;
goto cleanup;
}
}
if (!path || !versions.kernel || !versions.anaconda) {
show_help();
rc = 1;
goto cleanup;
}
init_rpm();
path_len = strlen(path);
/* determine if the path is rpm filename or directory */
if ((path_len > 5) && (strcmp(path + path_len - 4, ".rpm") == 0)) {
if (verbose) {
/* careful - standard output is being parsed */
printf("Listing DD file %s\n", path);
}
checkDDRPM(path, dlabelProvides, NULL, dlabelOK, &versions);
} else {
if (verbose) {
/* careful - standard output is being parsed */
printf("Listing DD dir %s\n", path);
}
/* look for all .rpm files in a given direcory */
checked_asprintf(&globpattern, "%s/*.rpm", path);
if (!glob(globpattern, GLOB_NOSORT|GLOB_NOESCAPE, globErrFunc, &globres)) {
/* iterate over all rpm files */
globitem = globres.gl_pathv;
while (globres.gl_pathc>0 && globitem != NULL && *globitem != NULL) {
checkDDRPM(*globitem, dlabelProvides, NULL, dlabelOK, &versions);
globitem++;
}
globfree(&globres);
/* end of iteration */
}
free(globpattern);
}
cleanup:
free(path);
free(versions.kernel);
free(versions.anaconda);
return rc;
}