1 #include "ipf.h"
2 #include "ipmon.h"
3 #include <syslog.h>
4
5 static void *syslog_parse(char **);
6 static void syslog_destroy(void *);
7 static int syslog_send(void *, ipmon_msg_t *);
8 static void syslog_print(void *);
9
10 typedef struct syslog_opts_s {
11 int facpri;
12 int fac;
13 int pri;
14 } syslog_opts_t;
15
16 ipmon_saver_t syslogsaver = {
17 "syslog",
18 syslog_destroy,
19 NULL, /* dup */
20 NULL, /* match */
21 syslog_parse,
22 syslog_print,
23 syslog_send
24 };
25
26
27 static void *
syslog_parse(char ** strings)28 syslog_parse(char **strings)
29 {
30 syslog_opts_t *ctx;
31 char *str;
32 char *s;
33
34 ctx = calloc(1, sizeof(*ctx));
35 if (ctx == NULL)
36 return (NULL);
37
38 ctx->facpri = -1;
39
40 if (strings[0] != NULL && strings[0][0] != '\0') {
41 str = strdup(*strings);
42 if (str != NULL && *str != '\0') {
43 int fac = -1, pri = -1;
44
45 s = strchr(str, '.');
46 if (s != NULL)
47 *s++ = '\0';
48
49 if (*str != '\0') {
50 fac = fac_findname(str);
51 if (fac == -1) {
52 free(str);
53 free(ctx);
54 return (NULL);
55 }
56 }
57
58 if (s != NULL && *s != '\0') {
59 pri = pri_findname(s);
60 if (pri == -1) {
61 free(str);
62 free(ctx);
63 return (NULL);
64 }
65 }
66 free(str);
67
68 ctx->fac = fac;
69 ctx->pri = pri;
70 if (pri == -1)
71 ctx->facpri = fac;
72 else if (fac == -1)
73 ctx->facpri = pri;
74 else
75 ctx->facpri = fac | pri;
76 } else {
77 if (str != NULL)
78 free(str);
79 free(ctx);
80 ctx = NULL;
81 }
82 }
83
84 return (ctx);
85 }
86
87
88 static void
syslog_print(void * ctx)89 syslog_print(void *ctx)
90 {
91 syslog_opts_t *sys = ctx;
92
93 if (sys->facpri == -1)
94 return;
95
96 if (sys->fac == -1) {
97 printf(".%s", pri_toname(sys->pri));
98 } else if (sys->pri == -1) {
99 printf("%s.", fac_toname(sys->fac));
100 } else {
101 printf("%s.%s", fac_toname(sys->facpri & LOG_FACMASK),
102 pri_toname(sys->facpri & LOG_PRIMASK));
103 }
104 }
105
106
107 static void
syslog_destroy(void * ctx)108 syslog_destroy(void *ctx)
109 {
110 free(ctx);
111 }
112
113
114 static int
syslog_send(void * ctx,ipmon_msg_t * msg)115 syslog_send(void *ctx, ipmon_msg_t *msg)
116 {
117 syslog_opts_t *sys = ctx;
118 int facpri;
119
120 if (sys->facpri == -1) {
121 facpri = msg->imm_loglevel;
122 } else {
123 if (sys->pri == -1) {
124 facpri = sys->fac | (msg->imm_loglevel & LOG_PRIMASK);
125 } else if (sys->fac == -1) {
126 facpri = sys->pri | (msg->imm_loglevel & LOG_FACMASK);
127 } else {
128 facpri = sys->facpri;
129 }
130 }
131 syslog(facpri, "%s", msg->imm_msg);
132 return (0);
133 }
134