tags 369840 + patch
quit

On Fri, Jun 02, 2006 at 03:28:15PM +0000, Gerrit Pape wrote:
> On Fri, Jun 02, 2006 at 04:59:39PM +0200, Andras Korn wrote:
> > OK, here is a test scenario.
> 
> Thanks Andras, I can reproduce it, and'll take a look soon.

Hi, could you try this patch?  Thanks, Gerrit.
Index: man/svlogd.8
===================================================================
RCS file: /cvs/runit/man/svlogd.8,v
retrieving revision 1.14
diff -u -r1.14 svlogd.8
--- man/svlogd.8        10 Apr 2006 06:09:37 -0000      1.14
+++ man/svlogd.8        6 Jun 2006 14:11:50 -0000
@@ -113,12 +113,12 @@
 If the
 .I processor
 finishes successfully,
-.RI @ timestamp\fR.u
-is deleted and
 .RI @ timestamp\fR.t
 is renamed to
 .RI @ timestamp\fR.s,
-otherwise
+and
+.RI @ timestamp\fR.u
+is deleted; otherwise
 .RI @ timestamp\fR.t
 is deleted and the
 .I processor
Index: src/svlogd.c
===================================================================
RCS file: /cvs/runit/src/svlogd.c,v
retrieving revision 1.18
diff -u -r1.18 svlogd.c
--- src/svlogd.c        10 Apr 2006 06:09:43 -0000      1.18
+++ src/svlogd.c        6 Jun 2006 13:09:14 -0000
@@ -200,8 +200,6 @@
       pause1("unable to change to initial working directory");
     return(ld->processor.len ? 0 : 1);
   }
-  if (unlink(ld->fnsave) == -1)
-    strerr_warn5(WARNING, "unable to unlink: ", ld->name, "/", ld->fnsave, 0);
   ld->fnsave[26] ='t';
   byte_copy(f, 26, ld->fnsave);
   f[26] ='s'; f[27] =0;
@@ -209,6 +207,9 @@
     pause2("unable to rename processed", ld->name);
   while (chmod(f, 0744) == -1)
     pause2("unable to set mode of processed", ld->name);
+  ld->fnsave[26] ='u';
+  if (unlink(ld->fnsave) == -1)
+    strerr_warn5(WARNING, "unable to unlink: ", ld->name, "/", ld->fnsave, 0);
   while (rename("newstate", "state") == -1)
     pause2("unable to rename state", ld->name);
   if (verbose) strerr_warn5(INFO, "processed: ", ld->name, "/", f, 0);
@@ -217,12 +218,40 @@
   return(1);
 }
 
-unsigned int rotate(struct logdir *ld) {
+void rmoldest(struct logdir *ld) {
   DIR *d;
   direntry *f;
+  char oldest[FMT_PTIME];
   int n =0;
+
+  oldest[0] ='A'; oldest[1] =oldest[27] =0;
+  while (! (d =opendir(".")))
+    pause2("unable to open directory, want rotate", ld->name);
+  errno =0;
+  while ((f =readdir(d)))
+    if ((f->d_name[0] == '@') && (str_len(f->d_name) == 27)) {
+      if (f->d_name[26] == 't') {
+        if (unlink(f->d_name) == -1)
+          warn2("unable to unlink processor leftover", f->d_name);
+      }
+      else {
+        ++n;
+        if (str_diff(f->d_name, oldest) < 0) byte_copy(oldest, 27, f->d_name);
+      }
+      errno =0;
+    }
+  if (errno) warn2("unable to read directory", ld->name);
+  closedir(d);
+
+  if (ld->nmax && (n > ld->nmax)) {
+    if (verbose) strerr_warn5(INFO, "delete: ", ld->name, "/", oldest, 0);
+    if ((*oldest == '@') && (unlink(oldest) == -1))
+      warn2("unable to unlink oldest logfile", ld->name);
+  }
+}
+
+unsigned int rotate(struct logdir *ld) {
   char tmp[FMT_ULONG +1];
-  char oldest[FMT_PTIME];
 
   if (ld->fddir == -1) { ld->tmax =0; return(0); }
   if (ld->ppid) while(! processorstop(ld));
@@ -269,24 +298,7 @@
     ld->size =0;
     while (fchmod(ld->fdcur, 0644) == -1)
       pause2("unable to set mode of current", ld->name);
-    
-    oldest[0] ='A'; oldest[1] =oldest[27] =0;
-    while (! (d =opendir(".")))
-      pause2("unable to open directory, want rotate", ld->name);
-    errno =0;
-    while ((f =readdir(d)))
-      if ((f->d_name[0] == '@') && (str_len(f->d_name) == 27)) {
-        ++n;
-        if (str_diff(f->d_name, oldest) < 0) byte_copy(oldest, 27, f->d_name);
-      }
-    if (errno) warn2("unable to read directory", ld->name);
-    closedir(d);
-    
-    if (ld->nmax && (n >= ld->nmax)) {
-      if (verbose) strerr_warn5(INFO, "delete: ", ld->name, "/", oldest, 0);
-      if ((*oldest == '@') && (unlink(oldest) == -1))
-        warn2("unable to unlink oldest logfile", ld->name);
-    }
+    rmoldest(ld);
     processorstart(ld);
   }
 
@@ -526,6 +538,7 @@
       } while ((stat(ld->fnsave, &st) != -1) || (errno != error_noent));
       while (rename("current", ld->fnsave) == -1)
         pause2("unable to rename current", ld->name);
+      rmoldest(ld);
       i =-1;
     }
     else

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