X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=dump%2Foptr.c;h=fd01cac08ae0900bc4125662e46859b5ed80effe;hb=0a99352128efc4af44160eee69e8990686bf9ad5;hp=6c2efb703287a6ad2d80ef52c7b33b5dfd680285;hpb=ec387a1267f4cac7625cd5b6d1c1f080d39085b3;p=dump.git diff --git a/dump/optr.c b/dump/optr.c index 6c2efb7..fd01cac 100644 --- a/dump/optr.c +++ b/dump/optr.c @@ -2,8 +2,8 @@ * Ported to Linux's Second Extended File System as part of the * dump and restore backup suit * Remy Card , 1994-1997 - * Stelian Pop , 1999 - * + * Stelian Pop , 1999-2000 + * Stelian Pop - Alcôve , 2000 */ /*- @@ -37,10 +37,13 @@ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. - * - * $Id: optr.c,v 1.5 1999/10/11 13:31:11 stelian Exp $ */ +#ifndef lint +static const char rcsid[] = + "$Id: optr.c,v 1.14 2000/11/10 14:42:25 stelian Exp $"; +#endif /* not lint */ + #include #include #include @@ -65,11 +68,15 @@ #include "dump.h" #include "pathnames.h" +#include "bylabel.h" static void alarmcatch __P((int)); int datesort __P((const void *, const void *)); static void sendmes __P((const char *, const char *)); +/* List of filesystem types that we can dump (same ext2 on-disk format) */ +static char *fstypes[] = { "ext2", "ext3", "InterMezzo", NULL }; + /* * Query the operator; This previously-fascist piece of code * no longer requires an exact response. @@ -326,6 +333,8 @@ timeest(void) tschedule = tnow + 300; if (blockswritten < 500) return; + if (blockswritten > tapesize) + tapesize = blockswritten; deltat = tstart_writing - tnow + (1.0 * (tnow - tstart_writing)) / blockswritten * tapesize; @@ -356,8 +365,14 @@ msg(fmt, va_alist) va_start(ap); #endif (void) vfprintf(stderr, fmt, ap); + va_end(ap); (void) fflush(stdout); (void) fflush(stderr); +#ifdef __STDC__ + va_start(ap, fmt); +#else + va_start(ap); +#endif (void) vsnprintf(lastmsg, sizeof(lastmsg), fmt, ap); va_end(ap); } @@ -419,9 +434,13 @@ allocfsent(struct fstab *fs) register struct fstab *new; new = (struct fstab *)malloc(sizeof (*fs)); - if (new == NULL || - (new->fs_file = strdup(fs->fs_file)) == NULL || + if (new == NULL) + quit("%s\n", strerror(errno)); + if (strlen(fs->fs_file) > 1 && fs->fs_file[strlen(fs->fs_file) - 1] == '/') + fs->fs_file[strlen(fs->fs_file) - 1] = '\0'; + if ((new->fs_file = strdup(fs->fs_file)) == NULL || (new->fs_type = strdup(fs->fs_type)) == NULL || + (new->fs_vfstype = strdup(fs->fs_vfstype)) == NULL || (new->fs_spec = strdup(fs->fs_spec)) == NULL) quit("%s\n", strerror(errno)); new->fs_passno = fs->fs_passno; @@ -431,6 +450,7 @@ allocfsent(struct fstab *fs) struct pfstab { struct pfstab *pf_next; + struct dumpdates *pf_dd; struct fstab *pf_fstab; }; @@ -439,8 +459,9 @@ static struct pfstab *table; void getfstab(void) { - register struct fstab *fs; - register struct pfstab *pf; + struct fstab *fs; + struct pfstab *pf; + struct pfstab *pfold = NULL; if (setfsent() == 0) { msg("Can't open %s for dump table information: %s\n", @@ -453,11 +474,19 @@ getfstab(void) strcmp(fs->fs_type, FSTAB_RQ)) continue; fs = allocfsent(fs); + fs->fs_passno = 0; if ((pf = (struct pfstab *)malloc(sizeof (*pf))) == NULL) quit("%s\n", strerror(errno)); pf->pf_fstab = fs; - pf->pf_next = table; - table = pf; + pf->pf_next = NULL; + + /* keep table in /etc/fstab order for use with -w and -W */ + if (pfold) { + pfold->pf_next = pf; + pfold = pf; + } else + pfold = table = pf; + } (void) endfsent(); } @@ -516,7 +545,7 @@ fstabsearchdir(const char *key, char *directory) for (pf = table; pf != NULL; pf = pf->pf_next) { fs = pf->pf_fstab; if (strlen(fs->fs_file) > size && - strlen(key) > strlen(fs->fs_file) + 2 && + strlen(key) > strlen(fs->fs_file) + 1 && strncmp(fs->fs_file, key, strlen(fs->fs_file)) == 0 && (key[strlen(fs->fs_file)] == '/' || fs->fs_file[strlen(fs->fs_file) - 1] == '/')) { @@ -537,49 +566,120 @@ fstabsearchdir(const char *key, char *directory) } #endif +static void +print_wmsg(char arg, int dumpme, const char *dev, int level, + const char *mtpt, time_t ddate) +{ + char *date; + + if (ddate) + date = (char *)ctime(&ddate); + //date[16] = '\0'; /* blast away seconds and year */ + + if (!dumpme && arg == 'w') + return; + + (void) printf("%c %8s\t(%6s) Last dump: ", + dumpme && (arg != 'w') ? '>' : ' ', + dev, + mtpt ? mtpt : ""); + + if (ddate) + printf("Level %c, Date %s\n", + level, date); + else + printf("never\n"); +} + /* * Tell the operator what to do */ void lastdump(char arg) /* w ==> just what to do; W ==> most recent dumps */ { - register int i; - register struct fstab *dt; - register struct dumpdates *dtwalk=NULL; - char *lastname, *date; - int dumpme; + struct pfstab *pf; time_t tnow; (void) time(&tnow); getfstab(); /* /etc/fstab input */ initdumptimes(0); /* dumpdates input */ + if (ddatev == NULL && table == NULL) { + (void) printf("No %s or %s file found\n", + _PATH_FSTAB, _PATH_DUMPDATES); + return; + } + + if (arg == 'w') + (void) printf("Dump these file systems:\n"); + else + (void) printf("Last dump(s) done (Dump '>' file systems):\n"); + if (ddatev != NULL) { + struct dumpdates *dtwalk = NULL; + int i; + char *lastname; + qsort((char *) ddatev, nddates, sizeof(struct dumpdates *), datesort); - if (arg == 'w') - (void) printf("Dump these file systems:\n"); - else - (void) printf("Last dump(s) done (Dump '>' file systems):\n"); + lastname = "??"; + ITITERATE(i, dtwalk) { + struct fstab *dt; + if (strncmp(lastname, dtwalk->dd_name, + sizeof(dtwalk->dd_name)) == 0) + continue; + lastname = dtwalk->dd_name; + if ((dt = dtwalk->dd_fstab) != NULL && + dt->fs_freq != 0) { + /* Overload fs_freq as dump level and + * fs_passno as date, because we can't + * change struct fstab format. + * A negative fs_freq means this + * filesystem needs to be dumped. + */ + dt->fs_passno = dtwalk->dd_ddate; + if (dtwalk->dd_ddate < + tnow - (dt->fs_freq * 86400)) + dt->fs_freq = -dtwalk->dd_level; + else + dt->fs_freq = dtwalk->dd_level; + + } + } + } + + /* print in /etc/fstab order only those filesystem types we can dump */ + for (pf = table; pf != NULL; pf = pf->pf_next) { + struct fstab *dt = pf->pf_fstab; + char **type; + + for (type = fstypes; *type != NULL; type++) { + if (strncmp(dt->fs_vfstype, *type, + sizeof(dt->fs_vfstype)) == 0) { + const char *disk = get_device_name(dt->fs_spec); + print_wmsg(arg, dt->fs_freq < 0 || !dt->fs_passno, + disk ? disk : dt->fs_spec, + dt->fs_freq < 0 ? -dt->fs_freq : dt->fs_freq, + dt->fs_file, + dt->fs_passno); + } + } + } + + /* print in /etc/dumpdates order if not in /etc/fstab */ + if (ddatev != NULL) { + struct dumpdates *dtwalk = NULL; + char *lastname; + int i; + lastname = "??"; ITITERATE(i, dtwalk) { if (strncmp(lastname, dtwalk->dd_name, - sizeof(dtwalk->dd_name)) == 0) + sizeof(dtwalk->dd_name)) == 0 || + dtwalk->dd_fstab != NULL) continue; - date = (char *)ctime(&dtwalk->dd_ddate); - date[16] = '\0'; /* blast away seconds and year */ lastname = dtwalk->dd_name; - dt = fstabsearch(dtwalk->dd_name); - dumpme = (dt != NULL && - dt->fs_freq != 0 && - dtwalk->dd_ddate < tnow - (dt->fs_freq * 86400)); - if (arg != 'w' || dumpme) - (void) printf( - "%c %8s\t(%6s) Last dump: Level %c, Date %s\n", - dumpme && (arg != 'w') ? '>' : ' ', - dtwalk->dd_name, - dt ? dt->fs_file : "", - dtwalk->dd_level, - date); + print_wmsg(arg, 0, dtwalk->dd_name, + dtwalk->dd_level, NULL, dtwalk->dd_ddate); } } }