1 /* ====================================================================
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49 * This software consists of voluntary contributions made by many
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56 * Simple program to rotate Apache logs without having to kill the server.
58 * Contributed by Ben Laurie <ben@algroup.co.uk>
64 #include "ap_config.h"
80 int main (int argc, char *argv[])
82 char buf[BUFSIZE], buf2[MAX_PATH];
91 "%s <logfile> <rotation time in seconds>\n\n",
95 "Add this:\n\nTransferLog \"|%s.exe /some/where 86400\"\n\n",
99 "Add this:\n\nTransferLog \"|%s /some/where 86400\"\n\n",
103 "to httpd.conf. The generated name will be /some/where.nnnn "
104 "where nnnn is the\nsystem time at which the log nominally "
105 "starts (N.B. this time will always be a\nmultiple of the "
106 "rotation time, so you can synchronize cron scripts with it).\n"
107 "At the end of each rotation time a new log is started.\n");
112 tRotation = atoi(argv[2]);
113 if (tRotation <= 0) {
114 fprintf(stderr, "Rotation time must be > 0\n");
119 nRead = read(0, buf, sizeof buf);
125 if (nLogFD >= 0 && (time(NULL) >= tLogEnd || nRead < 0)) {
130 time_t tLogStart = (time(NULL) / tRotation) * tRotation;
131 sprintf(buf2, "%s.%010d", szLogRoot, (int) tLogStart);
132 tLogEnd = tLogStart + tRotation;
133 nLogFD = open(buf2, O_WRONLY | O_CREAT | O_APPEND, 0666);
139 if (write(nLogFD, buf, nRead) != nRead) {
144 /* Of course we never, but prevent compiler warnings */