diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cmd/vbackup/vbackup.c | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/src/cmd/vbackup/vbackup.c b/src/cmd/vbackup/vbackup.c index 8e7246c3..67d2b9b5 100644 --- a/src/cmd/vbackup/vbackup.c +++ b/src/cmd/vbackup/vbackup.c @@ -7,6 +7,7 @@ * -D print debugging * -f 'fast' writes - skip write if block exists on server * -m set mount name + * -M set mount place * -n nop -- don't actually write blocks * -s print status updates * -v print debugging trace @@ -83,19 +84,19 @@ void fsysproc(void*); void statusproc(void*); void ventiproc(void*); int timefmt(Fmt*); -char* mountplace(char *dev); +char* guessmountplace(char *dev); void usage(void) { - fprint(2, "usage: vbackup [-DVnv] [-m mtpt] [-s secs] [-w n] disk [score]\n"); + fprint(2, "usage: vbackup [-DVnv] [-m mtpt] [-M mtpl] [-s secs] [-w n] disk [score]\n"); threadexitsall("usage"); } void threadmain(int argc, char **argv) { - char *pref, *mountname; + char *pref, *mountname, *mountplace; uchar score[VtScoreSize], prev[VtScoreSize]; int i, fd, csize; vlong bsize; @@ -112,6 +113,7 @@ threadmain(int argc, char **argv) fmtinstall('V', vtscorefmt); mountname = sysname(); + mountplace = nil; ARGBEGIN{ default: usage(); @@ -128,6 +130,12 @@ threadmain(int argc, char **argv) case 'm': mountname = EARGF(usage()); break; + case 'M': + mountplace = EARGF(usage()); + i = strlen(mountplace); + if(i > 0 && mountplace[i-1] == '/') + mountplace[i-1] = 0; + break; case 'n': nop = 1; break; @@ -289,8 +297,10 @@ threadmain(int argc, char **argv) qfree(qventi); if(statustime) - print("# %T procs exited: %d blocks changed, %d read, %d written, %d skipped, %d copied\n", - nchange, vtcachenread, vtcachenwrite, nskip, vtcachencopy); + print("# %T procs exited: %d of %d %d-byte blocks changed, " + "%d read, %d written, %d skipped, %d copied\n", + nchange, fsys->nblock, fsys->blocksize, + vtcachenread, vtcachenwrite, nskip, vtcachencopy); /* * prepare root block @@ -328,9 +338,11 @@ threadmain(int argc, char **argv) tm = *localtime(time(0)); tm.year += 1900; tm.mon++; + if(mountplace == nil) + mountplace = guessmountplace(argv[0]); print("mount /%s/%d/%02d%02d%s %s:%V %d/%02d%02d/%02d%02d\n", mountname, tm.year, tm.mon, tm.mday, - mountplace(argv[0]), + mountplace, root.type, b->score, tm.year, tm.mon, tm.mday, tm.hour, tm.min); print("# %T %s %s:%V\n", argv[0], root.type, b->score); @@ -549,7 +561,7 @@ timefmt(Fmt *fmt) } char* -mountplace(char *dev) +guessmountplace(char *dev) { char *cmd, *q; int p[2], fd[3], n; @@ -561,7 +573,7 @@ mountplace(char *dev) fd[0] = -1; fd[1] = p[1]; fd[2] = -1; - cmd = smprint("mount | awk '$1==\"%s\" && $2 == \"on\" {print $3}'", dev); + cmd = smprint("mount | awk 'BEGIN{v=\"%s\"; u=v; sub(/rdisk/, \"disk\", u);} ($1==v||$1==u) && $2 == \"on\" {print $3}'", dev); if(threadspawnl(fd, "sh", "sh", "-c", cmd, nil) < 0) sysfatal("exec mount|awk (to find mtpt of %s): %r", dev); /* threadspawnl closed p[1] */ |