+++ /dev/null
-// $Id: matchlist-initmanually.c 1954 2005-03-22 14:59:46Z ensc $ --*- c -*--
-
-// Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
-//
-// 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; version 2 of the License.
-//
-// 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, write to the Free Software
-// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-#include "pathconfig.h"
-
-#include "matchlist.h"
-#include "util-io.h"
-
-#include <wait.h>
-#include <errno.h>
-#include <assert.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <string.h>
-
-#define ENSC_WRAPPERS_UNISTD 1
-#define ENSC_WRAPPERS_STDLIB 1
-#define ENSC_WRAPPERS_IO 1
-#include <wrappers.h>
-
-
-extern int Global_getVerbosity() PURE CONST;
-extern bool Global_doRenew() PURE CONST;
-
-static void
-readExcludeListFD(int fd,
- char ***files, size_t *size,
- char **buf)
-{
- off_t len;
- size_t lines = 0;
- char *ptr;
-
- if (fd==-1) return; // todo: message on verbose?
-
- len = Elseek(fd, 0, SEEK_END);
- Elseek(fd, 0, SEEK_SET);
-
- *buf = Emalloc(sizeof(*buf) * (len+1));
- EreadAll(fd, *buf, len);
- (*buf)[len] = '\0';
-
- ptr = *buf;
- while ((ptr=strchr(ptr, '\n'))) {
- ++lines;
- ++ptr;
- }
-
- ++lines;
- *files = Emalloc(sizeof(**files) * lines);
-
- *size = 0;
- ptr = *buf;
- while (*ptr) {
- char *end_ptr = strchr(ptr, '\n');
-
- assert(*size<lines);
- if (end_ptr==0) break;
-
- if (*ptr!='#') {
- char *tmp = end_ptr;
- do {
- *tmp-- = '\0';
- } while (tmp>ptr && *tmp==' ');
-
- if (tmp>ptr) (*files)[(*size)++] = ptr;
- }
-
- ptr = end_ptr+1;
- }
-}
-
-static void
-readExcludeList(char const *filename,
- char ***files, size_t *size,
- char **buf)
-{
- int fd = open(filename, O_RDONLY);
- if (fd==-1) return; // todo: message on verbose?
-
- readExcludeListFD(fd, files, size, buf);
- Eclose(fd);
-}
-
-static void
-getConfigfileList(char const *vserver,
- char ***files, size_t *size,
- char **buf)
-{
- char tmpname[] = "/tmp/vunify.XXXXXX";
- pid_t pid;
- int fd = Emkstemp(tmpname);
-
- Eunlink(tmpname);
- pid = Efork();
-
- if (pid==0) {
- char *args[10];
- char const **ptr = (char const **)(args)+0;
-
- Edup2(fd, 1);
- //Eclose(0);
- if (fd!=1) Eclose(fd);
-
- *ptr++ = VPKG_PROG;
- *ptr++ = vserver;
- *ptr++ = "get-conffiles";
- *ptr = 0;
-
- Eexecv(args[0], args);
- }
- else {
- int status;
-
- if (TEMP_FAILURE_RETRY(wait4(pid, &status, 0,0))==-1) {
- perror("wait4()");
- exit(1);
- }
-
- if (!WIFEXITED(status) || WEXITSTATUS(status)!=0) {
- WRITE_MSG(2, "failed to determine configfiles\n");
- exit(1);
- }
-
- readExcludeListFD(fd, files, size, buf);
- Eclose(fd);
- }
-}
-
-void
-MatchList_initManually(struct MatchList *list,
- struct MatchVserverInfo const *vserver,
- char const *vdir, char const *exclude_file)
-{
- char *buf[2] = { 0,0 };
-
- char **fixed_files = 0;
- size_t fixed_count = 0;
-
- char **expr_files = 0;
- size_t expr_count = 0;
- size_t len;
-
- assert((vdir==0 && vserver!=0) || (vdir!=0 && vserver==0));
-
- if (vserver) {
- vdir = vserver->vdir.d;
- len = vserver->vdir.l;
- }
- else
- len = strlen(vdir);
-
- if (Global_getVerbosity()>=1) {
- WRITE_MSG(1, "Initializing exclude-list for ");
- Vwrite(1, vdir, len);
- if (vserver!=0) {
- WRITE_MSG(1, " (");
- WRITE_STR(1, vserver->name);
- WRITE_MSG(1, ")");
- }
- WRITE_MSG(1, "\n");
- }
- if (vserver && vserver->use_pkgmgmt && Global_doRenew()) {
- if (Global_getVerbosity()>=2)
- WRITE_MSG(1, " Fetching configuration-file list from packagemanagement\n");
- getConfigfileList(vserver->name, &fixed_files, &fixed_count, buf+0);
- }
-
- // abuse special values (NULL, empty string) to skip the next step
- if (exclude_file && *exclude_file) {
- if (Global_getVerbosity()>=6) WRITE_MSG(1, " Reading exclude file\n");
- readExcludeList(exclude_file,
- &expr_files, &expr_count,
- buf+1);
- }
-
- MatchList_init(list, strdup(vdir), fixed_count + expr_count);
- list->buf = Emalloc(sizeof(void *) * 3);
- list->buf[0] = buf[0];
- list->buf[1] = buf[1];
- list->buf[2] = list->root.d;
- list->buf_count = 3;
-
- MatchList_appendFiles(list, 0, fixed_files, fixed_count, false);
- MatchList_appendFiles(list, fixed_count, expr_files, expr_count, true);
-
- free(expr_files);
- free(fixed_files);
-}
git://git.onelab.eu / util-vserver.git / blobdiff