mirror of https://github.com/jrbrtsn/ban2fail
Added fsckdns program
This commit is contained in:
parent
ff1c83453f
commit
ff77f50dba
12
Jmakefile
12
Jmakefile
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@ -2,7 +2,7 @@ baseDir := ~
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libsDir := $(baseDir)/libs
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projectName := ban2fail
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versions := debug release
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cc_exe := ban2fail
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cc_exe := ban2fail fsckdns
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install_dir := /usr/local/bin
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########################################
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@ -34,6 +34,16 @@ src := \
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libs := z crypto GeoIP pthread
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endif
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ifeq ($(exe), fsckdns)
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src := \
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ez_libc.c \
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fsckdns.c \
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str.c \
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util.c \
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# libs := z crypto GeoIP pthread
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endif
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########################################
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# Set up custom compile flags here. #
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########################################
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18
ban2fail.sh
18
ban2fail.sh
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@ -37,7 +37,12 @@ while true; do
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echo "Monitoring: $MON_FNAMES"
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while read FILE OPS; do
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# Launch inotifywait in the background outputting to fd #3
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exec 3< <(exec $INOTIFYWAIT -m $MON_FNAMES)
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INOTIFYWAIT_PID=$!
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# Read the output of inotifywait
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while read -u 3 FILE OPS; do
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case "$OPS" in
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MOVE_SELF) break;;
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@ -75,12 +80,19 @@ while true; do
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echo "Running $BAN2FAIL"
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# Here is where we check for offenses.
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# If ban2fail failes it is probably because logrotated
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# If ban2fail fails it is probably because logrotated
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# is managing the log files, so bail out...
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RAN_NS=$(date +%s%N)
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$TIME $BAN2FAIL || break
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done < <($INOTIFYWAIT -m $MON_FNAMES)
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done
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# Shut down inotifywait
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if ps $INOTIFYWAIT_PID &>/dev/null; then
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kill $INOTIFYWAIT_PID
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wait
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fi
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exec 3<&-
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echo 'Exiting main loop'
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# Pause to let things settle down
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16
ez_libc.c
16
ez_libc.c
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@ -132,6 +132,22 @@ int _ez_fclose (
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return rtn;
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}
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/***************************************************/
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int _ez_fflush (
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const char *fileName,
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int lineNo,
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const char *funcName,
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FILE *stream
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)
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{
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int rtn= fflush (stream);
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if (EOF == rtn) {
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_sys_eprintf((const char*(*)(int))strerror, fileName, lineNo, funcName, "fflush() failed");
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abort();
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}
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return rtn;
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}
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/***************************************************/
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size_t _ez_fread (
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const char *fileName,
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10
ez_libc.h
10
ez_libc.h
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@ -102,6 +102,15 @@ int _ez_fclose (
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FILE *stream
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);
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#define ez_fflush(stream) \
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_ez_fflush(__FILE__, __LINE__, __FUNCTION__, stream)
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int _ez_fflush (
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const char *fileName,
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int lineNo,
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const char *funcName,
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FILE *stream
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);
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#define ez_fread(ptr, size, nmemb, stream) \
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_ez_fread(__FILE__, __LINE__, __FUNCTION__, ptr, size, nmemb, stream)
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size_t _ez_fread(
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@ -237,7 +246,6 @@ int _ez_stat (
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struct stat *statbuf
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);
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// FIXME: xxxdir() function should be in ez_unistd.h
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#define ez_mkdir(pathname, mode) \
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_ez_mkdir(__FILE__, __LINE__, __FUNCTION__, pathname, mode)
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int _ez_mkdir (
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@ -0,0 +1,89 @@
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/***************************************************************************
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* Copyright (C) 2019 by John D. Robertson *
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* john@rrci.com *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#define _GNU_SOURCE
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#include <arpa/inet.h>
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#include <assert.h>
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#include <stdlib.h>
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#include "ez_libc.h"
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#include "util.h"
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const static struct addrinfo rev_hints= {
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.ai_flags = AI_NUMERICHOST, /* doing reverse lookups */
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.ai_family = AF_UNSPEC, /* Allow IPv4 or IPv6 */
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.ai_socktype= SOCK_DGRAM,
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.ai_protocol= IPPROTO_UDP
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};
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const static struct addrinfo fwd_hints= {
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.ai_family= AF_UNSPEC, /* Allow IPv4 or IPv6 */
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.ai_socktype= SOCK_DGRAM,
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.ai_protocol= IPPROTO_UDP
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};
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int
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main(int argc, char **argv)
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{
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int rtn= EXIT_FAILURE;
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const char *addr= NULL;
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static char hostBuf[PATH_MAX];
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extern char *optarg;
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extern int optind, optopt;
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for(optind= 1; optind < argc; ++optind)
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{
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addr= argv[optind];
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/*============ Reverse DNS lookup ================*/
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/* Get a populated addrinfo object */
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struct addrinfo *res= NULL;
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int rc= ez_getaddrinfo(addr, NULL, &rev_hints, &res);
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assert(0 == rc);
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assert(res && res->ai_addr && res->ai_addrlen);
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addrinfo_print(res, stdout);
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ez_fflush(stdout);
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/* Now do blocking reverse lookup */
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rc= ez_getnameinfo(res->ai_addr, res->ai_addrlen, hostBuf, sizeof(hostBuf)-1, NULL, 0, NI_NAMEREQD);
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if(rc) {
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ez_fprintf(stdout, "%s\n", gai_strerror(rc));
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continue;
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}
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ez_fprintf(stdout, "RevDNS= \"%s\"\n", hostBuf);
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ez_fflush(stdout);
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/*============ Forward DNS lookup ================*/
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rc= ez_getaddrinfo(hostBuf, NULL, &fwd_hints, &res);
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const char *msg= NULL;
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if(rc) {
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ez_fprintf(stdout, "%s\n", gai_strerror(rc));
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continue;
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}
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addrinfo_print(res, stdout);
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ez_fflush(stdout);
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}
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rtn= EXIT_SUCCESS;
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abort:
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return rtn;
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}
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