Commit 754871bf authored by Joe Orton's avatar Joe Orton
Browse files

* support/rotatelogs.c (usage, main): Add support for -c option. 

Submitted by: Jan Kaluža <jkaluza redhat.com>


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1189220 13f79535-47bb-0310-9956-ffa450edef68
parent 85413f20

CHANGES

+4 −1
Original line number Diff line number Diff line
@@ -12,6 +12,9 @@ Changes with Apache 2.3.15 
     PR 51714. [Stefan Fritsch, Jim Jagielski, Ruediger Pluem, Eric Covener,

     <lowprio20 gmail.com>]



  *) rotatelogs: Add -c option to force logfile creation in every rotation 

     interval, even if empty.  [Jan Kaluža <jkaluza redhat.com>]

 

  *) core: Limit ap_pregsub() to 64K, add ap_pregsub_ex() for longer strings.

     [Stefan Fritsch]
@@ -62,7 +65,7 @@ Changes with Apache 2.3.15 
     name have been merged. [Stefan Fritsch]



  *) mod_ssl: If MaxMemFree is set, ask OpenSSL >= 1.0.0 to reduce memory

     usage.  PR 51618. [Cristian Rodríguez <crrodriguez opensuse org>,

     usage.  PR 51618. [Cristian Rodríguez <crrodriguez opensuse org>,

     Stefan Fritsch]



  *) mod_ssl: At startup, when checking a server certificate whether it

docs/manual/programs/rotatelogs.xml

+4 −0
Original line number Diff line number Diff line
@@ -40,6 +40,7 @@ 
     [ -<strong>f</strong> ]

     [ -<strong>v</strong> ]

     [ -<strong>e</strong> ]

     [ -<strong>c</strong> ]

     <var>logfile</var>

     <var>rotationtime</var>|<var>filesize</var>(B|K|M|G)

     [ <var>offset</var> ]</code></p>
@@ -98,6 +99,9 @@ close actions.</dd> 
<dd>Echo logs through to stdout. Useful when logs need to be further

processed in real time by a further tool in the chain.</dd>



<dt><code>-c</code></dt>

<dd>Create log file for each interval, even if empty.</dd>



<dt><code><var>logfile</var></code></dt>



<dd><p>The path plus basename of the logfile.  If <var>logfile</var>

support/rotatelogs.c

+68 −0
Original line number Diff line number Diff line
@@ -49,6 +49,9 @@ 
#include "apr_time.h"

#include "apr_getopt.h"

#include "apr_thread_proc.h"

#if APR_FILES_AS_SOCKETS

#include "apr_poll.h"

#endif



#if APR_HAVE_STDLIB_H

#include <stdlib.h>
@@ -93,6 +96,9 @@ struct rotate_config { 
    int truncate;

    const char *linkfile;

    const char *postrotate_prog;

#if APR_FILES_AS_SOCKETS

    int create_empty;

#endif

};



typedef struct rotate_status rotate_status_t;
@@ -123,7 +129,11 @@ static void usage(const char *argv0, const char *reason) 
        fprintf(stderr, "%s\n", reason);

    }

    fprintf(stderr,

#if APR_FILES_AS_SOCKETS

            "Usage: %s [-v] [-l] [-L linkname] [-p prog] [-f] [-t] [-e] [-c] <logfile> "

#else

            "Usage: %s [-v] [-l] [-L linkname] [-p prog] [-f] [-t] [-e] <logfile> "

#endif

            "{<rotation time in seconds>|<rotation size>(B|K|M|G)} "

            "[offset minutes from UTC]\n\n",

            argv0);
@@ -156,6 +166,9 @@ static void usage(const char *argv0, const char *reason) 
            "  -f       Force opening of log on program start.\n"

            "  -t       Truncate logfile instead of rotating, tail friendly.\n"

            "  -e       Echo log to stdout for further processing.\n"

#if APR_FILES_AS_SOCKETS

            "  -c       Create log even if it is empty.\n"

#endif

            "\n"

            "The program is invoked as \"[prog] <curfile> [<prevfile>]\"\n"

            "where <curfile> is the filename of the newly opened logfile, and\n"
@@ -208,6 +221,9 @@ static void dumpConfig (rotate_config_t *config) 
    fprintf(stderr, "Rotation file date pattern:  %12s\n", config->use_strftime ? "yes" : "no");

    fprintf(stderr, "Rotation file forced open:   %12s\n", config->force_open ? "yes" : "no");

    fprintf(stderr, "Rotation verbose:            %12s\n", config->verbose ? "yes" : "no");

#if APR_FILES_AS_SOCKETS

    fprintf(stderr, "Rotation create empty logs:  %12s\n", config->create_empty ? "yes" : "no");

#endif

    fprintf(stderr, "Rotation file name: %21s\n", config->szLogRoot);

    fprintf(stderr, "Post-rotation prog: %21s\n", config->postrotate_prog);

}
@@ -518,6 +534,11 @@ int main (int argc, const char * const argv[]) 
    char c;

    const char *opt_arg;

    const char *err = NULL;

#if APR_FILES_AS_SOCKETS

    apr_pollfd_t pollfd = { 0 };

    apr_status_t pollret = APR_SUCCESS;

    int polltimeout;

#endif



    apr_app_initialize(&argc, &argv, NULL);

    atexit(apr_terminate);
@@ -528,7 +549,11 @@ int main (int argc, const char * const argv[]) 


    apr_pool_create(&status.pool, NULL);

    apr_getopt_init(&opt, status.pool, argc, argv);

#if APR_FILES_AS_SOCKETS

    while ((rv = apr_getopt(opt, "lL:p:ftvec", &c, &opt_arg)) == APR_SUCCESS) {

#else

    while ((rv = apr_getopt(opt, "lL:p:ftve", &c, &opt_arg)) == APR_SUCCESS) {

#endif

        switch (c) {

        case 'l':

            config.use_localtime = 1;
@@ -551,6 +576,11 @@ int main (int argc, const char * const argv[]) 
        case 'e':

            config.echo = 1;

            break;

#if APR_FILES_AS_SOCKETS

        case 'c':

            config.create_empty = 1;

            break;

#endif

        }

    }
@@ -596,6 +626,15 @@ int main (int argc, const char * const argv[]) 
        dumpConfig(&config);

    }



#if APR_FILES_AS_SOCKETS

    if (config.create_empty && config.tRotation) {

        pollfd.p = status.pool;

        pollfd.desc_type = APR_POLL_FILE;

        pollfd.reqevents = APR_POLLIN;

        pollfd.desc.f = f_stdin;

    }

#endif



    /*

     * Immediately open the logfile as we start, if we were forced

     * to do so via '-f'.
@@ -606,6 +645,34 @@ int main (int argc, const char * const argv[]) 


    for (;;) {

        nRead = sizeof(buf);

#if APR_FILES_AS_SOCKETS

        if (config.create_empty && config.tRotation) {

            polltimeout = status.tLogEnd ? status.tLogEnd - get_now(&config) : config.tRotation;

            if (polltimeout <= 0) {

                pollret = APR_TIMEUP;

            }

            else {

                pollret = apr_poll(&pollfd, 1, &pollret, apr_time_from_sec(polltimeout));

            }

        }

        if (pollret == APR_SUCCESS) {

            rv = apr_file_read(f_stdin, buf, &nRead);

            if (APR_STATUS_IS_EOF(rv)) {

                break;

            }

            else if (rv != APR_SUCCESS) {

                exit(3);

            }

        }

        else if (pollret == APR_TIMEUP) {

            *buf = 0;

            nRead = 0;

        }

        else {

            fprintf(stderr, "Unable to poll stdin\n");

            exit(5);

        }

#else /* APR_FILES_AS_SOCKETS */

        rv = apr_file_read(f_stdin, buf, &nRead);

        if (APR_STATUS_IS_EOF(rv)) {

            break;
@@ -613,6 +680,7 @@ int main (int argc, const char * const argv[]) 
        else if (rv != APR_SUCCESS) {

            exit(3);

        }

#endif /* APR_FILES_AS_SOCKETS */

        checkRotate(&config, &status);

        if (status.rotateReason != ROTATE_NONE) {

            doRotate(&config, &status);