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/* $OpenBSD: util.c,v 1.1 2015/11/21 12:37:42 reyk Exp $ */ |
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/* |
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* Copyright (c) 2006 - 2015 Reyk Floeter <reyk@openbsd.org> |
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* |
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* Permission to use, copy, modify, and distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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*/ |
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#include <sys/types.h> |
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#include <sys/socket.h> |
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#include <sys/time.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <time.h> |
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#include <netdb.h> |
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#include <ctype.h> |
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#include "relayd.h" |
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const char * |
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host_error(enum host_error he) |
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{ |
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switch (he) { |
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case HCE_NONE: |
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return ("none"); |
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break; |
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case HCE_ABORT: |
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return ("aborted"); |
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break; |
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case HCE_INTERVAL_TIMEOUT: |
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return ("interval timeout"); |
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break; |
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case HCE_ICMP_OK: |
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return ("icmp ok"); |
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break; |
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case HCE_ICMP_READ_TIMEOUT: |
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return ("icmp read timeout"); |
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break; |
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case HCE_ICMP_WRITE_TIMEOUT: |
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return ("icmp write timeout"); |
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break; |
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case HCE_TCP_SOCKET_ERROR: |
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return ("tcp socket error"); |
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break; |
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case HCE_TCP_SOCKET_LIMIT: |
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return ("tcp socket limit"); |
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break; |
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case HCE_TCP_SOCKET_OPTION: |
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return ("tcp socket option"); |
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break; |
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case HCE_TCP_CONNECT_FAIL: |
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return ("tcp connect failed"); |
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break; |
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case HCE_TCP_CONNECT_TIMEOUT: |
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return ("tcp connect timeout"); |
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break; |
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case HCE_TCP_CONNECT_OK: |
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return ("tcp connect ok"); |
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break; |
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case HCE_TCP_WRITE_TIMEOUT: |
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return ("tcp write timeout"); |
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break; |
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case HCE_TCP_WRITE_FAIL: |
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return ("tcp write failed"); |
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break; |
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case HCE_TCP_READ_TIMEOUT: |
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return ("tcp read timeout"); |
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break; |
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case HCE_TCP_READ_FAIL: |
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return ("tcp read failed"); |
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break; |
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case HCE_SCRIPT_OK: |
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return ("script ok"); |
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break; |
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case HCE_SCRIPT_FAIL: |
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return ("script failed"); |
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break; |
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case HCE_TLS_CONNECT_OK: |
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return ("tls connect ok"); |
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break; |
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case HCE_TLS_CONNECT_FAIL: |
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return ("tls connect failed"); |
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break; |
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case HCE_TLS_CONNECT_TIMEOUT: |
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return ("tls connect timeout"); |
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break; |
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case HCE_TLS_CONNECT_ERROR: |
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return ("tls connect error"); |
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break; |
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case HCE_TLS_READ_TIMEOUT: |
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return ("tls read timeout"); |
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break; |
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case HCE_TLS_WRITE_TIMEOUT: |
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return ("tls write timeout"); |
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break; |
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case HCE_TLS_READ_ERROR: |
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return ("tls read error"); |
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break; |
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case HCE_TLS_WRITE_ERROR: |
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return ("tls write error"); |
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break; |
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case HCE_SEND_EXPECT_FAIL: |
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return ("send/expect failed"); |
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break; |
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case HCE_SEND_EXPECT_OK: |
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return ("send/expect ok"); |
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break; |
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case HCE_HTTP_CODE_ERROR: |
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return ("http code malformed"); |
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break; |
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case HCE_HTTP_CODE_FAIL: |
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return ("http code mismatch"); |
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break; |
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case HCE_HTTP_CODE_OK: |
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return ("http code ok"); |
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break; |
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case HCE_HTTP_DIGEST_ERROR: |
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return ("http digest malformed"); |
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break; |
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case HCE_HTTP_DIGEST_FAIL: |
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return ("http digest mismatch"); |
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break; |
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case HCE_HTTP_DIGEST_OK: |
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return ("http digest ok"); |
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break; |
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} |
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/* NOTREACHED */ |
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return ("invalid"); |
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} |
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const char * |
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host_status(enum host_status status) |
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{ |
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switch (status) { |
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case HOST_DOWN: |
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return ("down"); |
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case HOST_UNKNOWN: |
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return ("unknown"); |
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case HOST_UP: |
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return ("up"); |
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}; |
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/* NOTREACHED */ |
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return ("invalid"); |
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} |
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const char * |
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table_check(enum table_check check) |
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{ |
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switch (check) { |
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case CHECK_NOCHECK: |
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return ("none"); |
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case CHECK_ICMP: |
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return ("icmp"); |
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case CHECK_TCP: |
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return ("tcp"); |
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case CHECK_HTTP_CODE: |
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return ("http code"); |
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case CHECK_HTTP_DIGEST: |
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return ("http digest"); |
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case CHECK_SEND_EXPECT: |
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return ("send expect"); |
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case CHECK_SCRIPT: |
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return ("script"); |
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}; |
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/* NOTREACHED */ |
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return ("invalid"); |
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} |
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const char * |
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print_availability(u_long cnt, u_long up) |
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{ |
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static char buf[BUFSIZ]; |
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if (cnt == 0) |
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return (""); |
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bzero(buf, sizeof(buf)); |
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snprintf(buf, sizeof(buf), "%.2f%%", (double)up / cnt * 100); |
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return (buf); |
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} |
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const char * |
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print_host(struct sockaddr_storage *ss, char *buf, size_t len) |
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{ |
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if (getnameinfo((struct sockaddr *)ss, ss->ss_len, |
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buf, len, NULL, 0, NI_NUMERICHOST) != 0) { |
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buf[0] = '\0'; |
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return (NULL); |
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} |
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return (buf); |
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} |
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const char * |
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print_time(struct timeval *a, struct timeval *b, char *buf, size_t len) |
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{ |
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struct timeval tv; |
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u_long h, sec, min; |
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timerclear(&tv); |
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timersub(a, b, &tv); |
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sec = tv.tv_sec % 60; |
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min = tv.tv_sec / 60 % 60; |
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h = tv.tv_sec / 60 / 60; |
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snprintf(buf, len, "%.2lu:%.2lu:%.2lu", h, min, sec); |
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return (buf); |
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} |
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const char * |
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printb_flags(const u_int32_t v, const char *bits) |
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{ |
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static char buf[2][BUFSIZ]; |
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static int idx = 0; |
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int i, any = 0; |
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char c, *p, *r; |
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p = r = buf[++idx % 2]; |
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bzero(p, BUFSIZ); |
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if (bits) { |
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bits++; |
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while ((i = *bits++)) { |
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if (v & (1 << (i - 1))) { |
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if (any) { |
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*p++ = ','; |
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*p++ = ' '; |
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} |
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any = 1; |
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for (; (c = *bits) > 32; bits++) { |
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if (c == '_') |
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*p++ = ' '; |
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else |
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*p++ = tolower((u_char)c); |
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} |
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} else |
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for (; *bits > 32; bits++) |
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; |
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} |
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} |
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return (r); |
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} |
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void |
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getmonotime(struct timeval *tv) |
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{ |
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struct timespec ts; |
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if (clock_gettime(CLOCK_MONOTONIC, &ts)) |
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fatal("clock_gettime"); |
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TIMESPEC_TO_TIMEVAL(tv, &ts); |
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} |