1 |
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#include <stdlib.h> |
2 |
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#include <string.h> |
3 |
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#define YYBYACC 1 |
4 |
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#define YYMAJOR 1 |
5 |
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#define YYMINOR 9 |
6 |
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#define YYLEX yylex() |
7 |
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#define YYEMPTY -1 |
8 |
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#define yyclearin (yychar=(YYEMPTY)) |
9 |
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#define yyerrok (yyerrflag=0) |
10 |
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#define YYRECOVERING() (yyerrflag!=0) |
11 |
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#define YYPREFIX "yy" |
12 |
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#line 25 "parse.y" |
13 |
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#include <sys/types.h> |
14 |
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#include <sys/socket.h> |
15 |
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#include <sys/stat.h> |
16 |
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#include <netinet/in.h> |
17 |
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#include <arpa/inet.h> |
18 |
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19 |
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#include <ctype.h> |
20 |
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#include <err.h> |
21 |
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#include <errno.h> |
22 |
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#include <unistd.h> |
23 |
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#include <ifaddrs.h> |
24 |
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#include <limits.h> |
25 |
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#include <netdb.h> |
26 |
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#include <stdarg.h> |
27 |
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#include <stdio.h> |
28 |
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#include <string.h> |
29 |
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#include <syslog.h> |
30 |
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31 |
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#include "ospf6.h" |
32 |
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#include "ospf6d.h" |
33 |
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#include "ospfe.h" |
34 |
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#include "log.h" |
35 |
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36 |
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TAILQ_HEAD(files, file) files = TAILQ_HEAD_INITIALIZER(files); |
37 |
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static struct file { |
38 |
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TAILQ_ENTRY(file) entry; |
39 |
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FILE *stream; |
40 |
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char *name; |
41 |
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int lineno; |
42 |
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int errors; |
43 |
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} *file, *topfile; |
44 |
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struct file *pushfile(const char *, int); |
45 |
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int popfile(void); |
46 |
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int check_file_secrecy(int, const char *); |
47 |
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int yyparse(void); |
48 |
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int yylex(void); |
49 |
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int yyerror(const char *, ...) |
50 |
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__attribute__((__format__ (printf, 1, 2))) |
51 |
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__attribute__((__nonnull__ (1))); |
52 |
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int kw_cmp(const void *, const void *); |
53 |
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int lookup(char *); |
54 |
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int lgetc(int); |
55 |
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int lungetc(int); |
56 |
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int findeol(void); |
57 |
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58 |
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TAILQ_HEAD(symhead, sym) symhead = TAILQ_HEAD_INITIALIZER(symhead); |
59 |
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struct sym { |
60 |
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TAILQ_ENTRY(sym) entry; |
61 |
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int used; |
62 |
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int persist; |
63 |
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char *nam; |
64 |
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char *val; |
65 |
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}; |
66 |
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int symset(const char *, const char *, int); |
67 |
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char *symget(const char *); |
68 |
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69 |
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void clear_config(struct ospfd_conf *xconf); |
70 |
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u_int32_t get_rtr_id(void); |
71 |
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int host(const char *, struct in6_addr *); |
72 |
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int prefix(const char *, struct in6_addr *, u_int8_t *); |
73 |
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74 |
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static struct ospfd_conf *conf; |
75 |
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static int errors = 0; |
76 |
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77 |
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struct area *area = NULL; |
78 |
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struct iface *iface = NULL; |
79 |
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80 |
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struct config_defaults { |
81 |
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u_int16_t dead_interval; |
82 |
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u_int16_t transmit_delay; |
83 |
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u_int16_t hello_interval; |
84 |
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u_int16_t rxmt_interval; |
85 |
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u_int16_t metric; |
86 |
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u_int8_t priority; |
87 |
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}; |
88 |
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89 |
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struct config_defaults globaldefs; |
90 |
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struct config_defaults areadefs; |
91 |
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struct config_defaults ifacedefs; |
92 |
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struct config_defaults *defs; |
93 |
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94 |
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struct area *conf_get_area(struct in_addr); |
95 |
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96 |
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typedef struct { |
97 |
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union { |
98 |
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int64_t number; |
99 |
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char *string; |
100 |
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struct redistribute *redist; |
101 |
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} v; |
102 |
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int lineno; |
103 |
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} YYSTYPE; |
104 |
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105 |
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#line 106 "parse.c" |
106 |
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#define AREA 257 |
107 |
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#define INTERFACE 258 |
108 |
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#define ROUTERID 259 |
109 |
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#define FIBUPDATE 260 |
110 |
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#define REDISTRIBUTE 261 |
111 |
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#define RTLABEL 262 |
112 |
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#define STUB 263 |
113 |
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#define ROUTER 264 |
114 |
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#define SPFDELAY 265 |
115 |
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#define SPFHOLDTIME 266 |
116 |
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#define EXTTAG 267 |
117 |
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#define METRIC 268 |
118 |
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#define PASSIVE 269 |
119 |
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#define HELLOINTERVAL 270 |
120 |
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#define TRANSMITDELAY 271 |
121 |
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#define RETRANSMITINTERVAL 272 |
122 |
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#define ROUTERDEADTIME 273 |
123 |
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#define ROUTERPRIORITY 274 |
124 |
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#define SET 275 |
125 |
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#define TYPE 276 |
126 |
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#define YES 277 |
127 |
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#define NO 278 |
128 |
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#define DEMOTE 279 |
129 |
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#define INCLUDE 280 |
130 |
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#define ERROR 281 |
131 |
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#define STRING 282 |
132 |
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#define NUMBER 283 |
133 |
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#define YYERRCODE 256 |
134 |
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const short yylhs[] = |
135 |
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{ -1, |
136 |
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0, 0, 0, 0, 0, 0, 0, 9, 7, 7, |
137 |
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1, 1, 2, 2, 11, 10, 10, 10, 10, 10, |
138 |
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10, 10, 10, 8, 8, 3, 3, 3, 4, 4, |
139 |
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5, 5, 13, 13, 13, 13, 13, 13, 14, 14, |
140 |
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16, 15, 15, 17, 12, 6, 6, 18, 18, 19, |
141 |
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19, 19, 22, 20, 21, 21, 21, 23, 23, 24, |
142 |
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24, 24, |
143 |
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}; |
144 |
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const short yylen[] = |
145 |
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{ 2, |
146 |
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0, 3, 2, 3, 3, 3, 3, 2, 2, 1, |
147 |
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1, 1, 0, 1, 3, 2, 2, 1, 4, 2, |
148 |
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2, 3, 1, 4, 5, 0, 2, 7, 3, 1, |
149 |
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2, 2, 2, 2, 2, 2, 2, 2, 2, 0, |
150 |
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2, 1, 0, 0, 7, 1, 0, 3, 2, 1, |
151 |
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3, 1, 0, 4, 4, 3, 0, 3, 2, 1, |
152 |
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2, 1, |
153 |
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}; |
154 |
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const short yydefred[] = |
155 |
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{ 1, |
156 |
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
157 |
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0, 0, 0, 0, 0, 14, 0, 0, 3, 0, |
158 |
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18, 0, 0, 0, 0, 23, 7, 44, 16, 11, |
159 |
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12, 17, 0, 0, 20, 21, 33, 37, 36, 38, |
160 |
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35, 34, 8, 0, 0, 2, 4, 5, 6, 0, |
161 |
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0, 22, 10, 0, 0, 0, 0, 19, 9, 0, |
162 |
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0, 24, 0, 0, 25, 0, 0, 27, 0, 39, |
163 |
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0, 0, 52, 0, 0, 50, 31, 32, 0, 53, |
164 |
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0, 45, 0, 49, 0, 0, 46, 51, 0, 48, |
165 |
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0, 30, 0, 54, 41, 42, 0, 0, 0, 28, |
166 |
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29, 60, 0, 56, 62, 0, 0, 61, 55, 0, |
167 |
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59, 58, |
168 |
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}; |
169 |
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const short yydgoto[] = |
170 |
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{ 1, |
171 |
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32, 20, 62, 91, 68, 88, 54, 21, 22, 23, |
172 |
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24, 25, 73, 64, 98, 90, 50, 74, 75, 76, |
173 |
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94, 86, 106, 107, |
174 |
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}; |
175 |
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const short yysindex[] = |
176 |
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{ 0, |
177 |
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-10, 6, -271, -262, -263, -259, -246, -258, -256, -252, |
178 |
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-250, -244, -241, -240, -239, 0, -254, -15, 0, -231, |
179 |
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0, 42, 45, 48, 49, 0, 0, 0, 0, 0, |
180 |
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0, 0, -207, -263, 0, 0, 0, 0, 0, 0, |
181 |
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0, 0, 0, -221, -253, 0, 0, 0, 0, -61, |
182 |
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-220, 0, 0, -218, -216, -200, 58, 0, 0, -200, |
183 |
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-9, 0, 58, -223, 0, -209, -206, 0, -47, 0, |
184 |
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-203, -202, 0, -84, 58, 0, 0, 0, 58, 0, |
185 |
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-199, 0, 71, 0, -264, -40, 0, 0, 58, 0, |
186 |
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-7, 0, 58, 0, 0, 0, -39, -264, -72, 0, |
187 |
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0, 0, -197, 0, 0, -60, 58, 0, 0, 71, |
188 |
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0, 0,}; |
189 |
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const short yyrindex[] = |
190 |
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{ 0, |
191 |
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-174, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
192 |
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
193 |
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
194 |
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
195 |
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
196 |
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0, 0, 0, 78, 0, 79, -201, 0, 0, 79, |
197 |
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-33, 0, -118, 0, 0, 0, 0, 0, 0, 0, |
198 |
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0, 0, 0, 0, -43, 0, 0, 0, -255, 0, |
199 |
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7, 0, 0, 0, 0, 24, 0, 0, -101, 0, |
200 |
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-93, 0, -31, 0, 0, 0, 0, 0, 0, 0, |
201 |
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0, 0, 0, 0, 0, 0, -31, 0, 0, 0, |
202 |
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0, 0,}; |
203 |
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const short yygindex[] = |
204 |
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{ 0, |
205 |
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57, 0, 32, 0, -79, 0, 0, 0, 0, 0, |
206 |
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0, 0, 1, -53, 0, -17, 0, 0, 21, 0, |
207 |
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0, 0, 0, -8, |
208 |
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}; |
209 |
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#define YYTABLESIZE 303 |
210 |
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const short yytable[] = |
211 |
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{ 19, |
212 |
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63, 26, 63, 66, 40, 92, 40, 69, 55, 70, |
213 |
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28, 67, 40, 30, 31, 27, 47, 34, 101, 29, |
214 |
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40, 84, 33, 40, 35, 85, 36, 43, 56, 45, |
215 |
|
|
37, 40, 38, 57, 71, 95, 96, 97, 39, 99, |
216 |
|
|
82, 40, 41, 42, 10, 44, 11, 12, 13, 14, |
217 |
|
|
15, 46, 104, 111, 47, 72, 40, 48, 49, 51, |
218 |
|
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53, 57, 58, 59, 109, 60, 40, 63, 40, 40, |
219 |
|
|
40, 40, 40, 77, 61, 79, 78, 40, 80, 81, |
220 |
|
|
89, 40, 93, 87, 108, 100, 13, 15, 26, 40, |
221 |
|
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52, 65, 112, 40, 83, 0, 0, 110, 0, 105, |
222 |
|
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0, 0, 0, 0, 0, 0, 105, 0, 0, 0, |
223 |
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
224 |
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
225 |
|
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0, 47, 0, 0, 0, 0, 0, 0, 0, 40, |
226 |
|
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0, 0, 0, 0, 0, 0, 0, 0, 57, 40, |
227 |
|
|
40, 40, 40, 40, 40, 40, 40, 40, 0, 0, |
228 |
|
|
40, 0, 0, 0, 0, 0, 40, 40, 40, 40, |
229 |
|
|
40, 40, 40, 71, 43, 0, 0, 40, 0, 0, |
230 |
|
|
0, 0, 43, 10, 0, 11, 12, 13, 14, 15, |
231 |
|
|
0, 0, 0, 0, 72, 10, 102, 11, 12, 13, |
232 |
|
|
14, 15, 0, 0, 0, 0, 103, 10, 102, 11, |
233 |
|
|
12, 13, 14, 15, 40, 0, 0, 0, 103, 0, |
234 |
|
|
0, 0, 0, 0, 40, 0, 40, 40, 40, 40, |
235 |
|
|
40, 0, 0, 0, 0, 40, 40, 40, 40, 40, |
236 |
|
|
40, 40, 40, 0, 0, 2, 3, 40, 4, 5, |
237 |
|
|
0, 6, 7, 0, 8, 9, 0, 10, 66, 11, |
238 |
|
|
12, 13, 14, 15, 47, 0, 67, 16, 0, 17, |
239 |
|
|
0, 18, 0, 0, 47, 0, 47, 47, 47, 47, |
240 |
|
|
47, 57, 0, 0, 0, 47, 0, 0, 0, 0, |
241 |
|
|
0, 57, 0, 57, 57, 57, 57, 57, 0, 0, |
242 |
|
|
0, 0, 57, |
243 |
|
|
}; |
244 |
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const short yycheck[] = |
245 |
|
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{ 10, |
246 |
|
|
10, 1, 10, 268, 123, 85, 125, 61, 262, 63, |
247 |
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282, 276, 268, 277, 278, 10, 10, 264, 98, 282, |
248 |
|
|
276, 75, 282, 125, 283, 79, 283, 282, 282, 261, |
249 |
|
|
283, 125, 283, 10, 258, 89, 44, 91, 283, 93, |
250 |
|
|
125, 283, 283, 283, 268, 61, 270, 271, 272, 273, |
251 |
|
|
274, 10, 125, 107, 10, 279, 258, 10, 10, 267, |
252 |
|
|
282, 123, 283, 282, 125, 282, 268, 10, 270, 271, |
253 |
|
|
272, 273, 274, 283, 275, 123, 283, 279, 282, 282, |
254 |
|
|
10, 125, 123, 283, 282, 125, 261, 10, 10, 123, |
255 |
|
|
34, 60, 110, 125, 74, -1, -1, 106, -1, 99, |
256 |
|
|
-1, -1, -1, -1, -1, -1, 106, -1, -1, -1, |
257 |
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
258 |
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
259 |
|
|
-1, 125, -1, -1, -1, -1, -1, -1, -1, 258, |
260 |
|
|
-1, -1, -1, -1, -1, -1, -1, -1, 125, 268, |
261 |
|
|
269, 270, 271, 272, 273, 274, 258, 276, -1, -1, |
262 |
|
|
279, -1, -1, -1, -1, -1, 268, 269, 270, 271, |
263 |
|
|
272, 273, 274, 258, 268, -1, -1, 279, -1, -1, |
264 |
|
|
-1, -1, 276, 268, -1, 270, 271, 272, 273, 274, |
265 |
|
|
-1, -1, -1, -1, 279, 268, 269, 270, 271, 272, |
266 |
|
|
273, 274, -1, -1, -1, -1, 279, 268, 269, 270, |
267 |
|
|
271, 272, 273, 274, 258, -1, -1, -1, 279, -1, |
268 |
|
|
-1, -1, -1, -1, 268, -1, 270, 271, 272, 273, |
269 |
|
|
274, -1, -1, -1, -1, 279, 268, 269, 270, 271, |
270 |
|
|
272, 273, 274, -1, -1, 256, 257, 279, 259, 260, |
271 |
|
|
-1, 262, 263, -1, 265, 266, -1, 268, 268, 270, |
272 |
|
|
271, 272, 273, 274, 258, -1, 276, 278, -1, 280, |
273 |
|
|
-1, 282, -1, -1, 268, -1, 270, 271, 272, 273, |
274 |
|
|
274, 258, -1, -1, -1, 279, -1, -1, -1, -1, |
275 |
|
|
-1, 268, -1, 270, 271, 272, 273, 274, -1, -1, |
276 |
|
|
-1, -1, 279, |
277 |
|
|
}; |
278 |
|
|
#define YYFINAL 1 |
279 |
|
|
#ifndef YYDEBUG |
280 |
|
|
#define YYDEBUG 0 |
281 |
|
|
#endif |
282 |
|
|
#define YYMAXTOKEN 283 |
283 |
|
|
#if YYDEBUG |
284 |
|
|
const char * const yyname[] = |
285 |
|
|
{ |
286 |
|
|
"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, |
287 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,"','",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'='",0,0,0,0,0, |
288 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, |
289 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'{'",0,"'}'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, |
290 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, |
291 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, |
292 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"AREA", |
293 |
|
|
"INTERFACE","ROUTERID","FIBUPDATE","REDISTRIBUTE","RTLABEL","STUB","ROUTER", |
294 |
|
|
"SPFDELAY","SPFHOLDTIME","EXTTAG","METRIC","PASSIVE","HELLOINTERVAL", |
295 |
|
|
"TRANSMITDELAY","RETRANSMITINTERVAL","ROUTERDEADTIME","ROUTERPRIORITY","SET", |
296 |
|
|
"TYPE","YES","NO","DEMOTE","INCLUDE","ERROR","STRING","NUMBER", |
297 |
|
|
}; |
298 |
|
|
const char * const yyrule[] = |
299 |
|
|
{"$accept : grammar", |
300 |
|
|
"grammar :", |
301 |
|
|
"grammar : grammar include '\\n'", |
302 |
|
|
"grammar : grammar '\\n'", |
303 |
|
|
"grammar : grammar conf_main '\\n'", |
304 |
|
|
"grammar : grammar varset '\\n'", |
305 |
|
|
"grammar : grammar area '\\n'", |
306 |
|
|
"grammar : grammar error '\\n'", |
307 |
|
|
"include : INCLUDE STRING", |
308 |
|
|
"string : string STRING", |
309 |
|
|
"string : STRING", |
310 |
|
|
"yesno : YES", |
311 |
|
|
"yesno : NO", |
312 |
|
|
"no :", |
313 |
|
|
"no : NO", |
314 |
|
|
"varset : STRING '=' string", |
315 |
|
|
"conf_main : ROUTERID STRING", |
316 |
|
|
"conf_main : FIBUPDATE yesno", |
317 |
|
|
"conf_main : redistribute", |
318 |
|
|
"conf_main : RTLABEL STRING EXTTAG NUMBER", |
319 |
|
|
"conf_main : SPFDELAY NUMBER", |
320 |
|
|
"conf_main : SPFHOLDTIME NUMBER", |
321 |
|
|
"conf_main : STUB ROUTER yesno", |
322 |
|
|
"conf_main : defaults", |
323 |
|
|
"redistribute : no REDISTRIBUTE STRING optlist", |
324 |
|
|
"redistribute : no REDISTRIBUTE RTLABEL STRING optlist", |
325 |
|
|
"optlist :", |
326 |
|
|
"optlist : SET option", |
327 |
|
|
"optlist : SET optnl '{' optnl optlist_l optnl '}'", |
328 |
|
|
"optlist_l : optlist_l comma option", |
329 |
|
|
"optlist_l : option", |
330 |
|
|
"option : METRIC NUMBER", |
331 |
|
|
"option : TYPE NUMBER", |
332 |
|
|
"defaults : METRIC NUMBER", |
333 |
|
|
"defaults : ROUTERPRIORITY NUMBER", |
334 |
|
|
"defaults : ROUTERDEADTIME NUMBER", |
335 |
|
|
"defaults : TRANSMITDELAY NUMBER", |
336 |
|
|
"defaults : HELLOINTERVAL NUMBER", |
337 |
|
|
"defaults : RETRANSMITINTERVAL NUMBER", |
338 |
|
|
"optnl : '\\n' optnl", |
339 |
|
|
"optnl :", |
340 |
|
|
"nl : '\\n' optnl", |
341 |
|
|
"comma : ','", |
342 |
|
|
"comma :", |
343 |
|
|
"$$1 :", |
344 |
|
|
"area : AREA STRING $$1 '{' optnl areaopts_l '}'", |
345 |
|
|
"demotecount : NUMBER", |
346 |
|
|
"demotecount :", |
347 |
|
|
"areaopts_l : areaopts_l areaoptsl nl", |
348 |
|
|
"areaopts_l : areaoptsl optnl", |
349 |
|
|
"areaoptsl : interface", |
350 |
|
|
"areaoptsl : DEMOTE STRING demotecount", |
351 |
|
|
"areaoptsl : defaults", |
352 |
|
|
"$$2 :", |
353 |
|
|
"interface : INTERFACE STRING $$2 interface_block", |
354 |
|
|
"interface_block : '{' optnl interfaceopts_l '}'", |
355 |
|
|
"interface_block : '{' optnl '}'", |
356 |
|
|
"interface_block :", |
357 |
|
|
"interfaceopts_l : interfaceopts_l interfaceoptsl nl", |
358 |
|
|
"interfaceopts_l : interfaceoptsl optnl", |
359 |
|
|
"interfaceoptsl : PASSIVE", |
360 |
|
|
"interfaceoptsl : DEMOTE STRING", |
361 |
|
|
"interfaceoptsl : defaults", |
362 |
|
|
}; |
363 |
|
|
#endif |
364 |
|
|
#ifdef YYSTACKSIZE |
365 |
|
|
#undef YYMAXDEPTH |
366 |
|
|
#define YYMAXDEPTH YYSTACKSIZE |
367 |
|
|
#else |
368 |
|
|
#ifdef YYMAXDEPTH |
369 |
|
|
#define YYSTACKSIZE YYMAXDEPTH |
370 |
|
|
#else |
371 |
|
|
#define YYSTACKSIZE 10000 |
372 |
|
|
#define YYMAXDEPTH 10000 |
373 |
|
|
#endif |
374 |
|
|
#endif |
375 |
|
|
#define YYINITSTACKSIZE 200 |
376 |
|
|
/* LINTUSED */ |
377 |
|
|
int yydebug; |
378 |
|
|
int yynerrs; |
379 |
|
|
int yyerrflag; |
380 |
|
|
int yychar; |
381 |
|
|
short *yyssp; |
382 |
|
|
YYSTYPE *yyvsp; |
383 |
|
|
YYSTYPE yyval; |
384 |
|
|
YYSTYPE yylval; |
385 |
|
|
short *yyss; |
386 |
|
|
short *yysslim; |
387 |
|
|
YYSTYPE *yyvs; |
388 |
|
|
unsigned int yystacksize; |
389 |
|
|
int yyparse(void); |
390 |
|
|
#line 523 "parse.y" |
391 |
|
|
|
392 |
|
|
struct keywords { |
393 |
|
|
const char *k_name; |
394 |
|
|
int k_val; |
395 |
|
|
}; |
396 |
|
|
|
397 |
|
|
int |
398 |
|
|
yyerror(const char *fmt, ...) |
399 |
|
|
{ |
400 |
|
|
va_list ap; |
401 |
|
|
char *msg; |
402 |
|
|
|
403 |
|
|
file->errors++; |
404 |
|
|
va_start(ap, fmt); |
405 |
|
|
if (vasprintf(&msg, fmt, ap) == -1) |
406 |
|
|
fatalx("yyerror vasprintf"); |
407 |
|
|
va_end(ap); |
408 |
|
|
logit(LOG_CRIT, "%s:%d: %s", file->name, yylval.lineno, msg); |
409 |
|
|
free(msg); |
410 |
|
|
return (0); |
411 |
|
|
} |
412 |
|
|
|
413 |
|
|
int |
414 |
|
|
kw_cmp(const void *k, const void *e) |
415 |
|
|
{ |
416 |
|
|
return (strcmp(k, ((const struct keywords *)e)->k_name)); |
417 |
|
|
} |
418 |
|
|
|
419 |
|
|
int |
420 |
|
|
lookup(char *s) |
421 |
|
|
{ |
422 |
|
|
/* this has to be sorted always */ |
423 |
|
|
static const struct keywords keywords[] = { |
424 |
|
|
{"area", AREA}, |
425 |
|
|
{"demote", DEMOTE}, |
426 |
|
|
{"external-tag", EXTTAG}, |
427 |
|
|
{"fib-update", FIBUPDATE}, |
428 |
|
|
{"hello-interval", HELLOINTERVAL}, |
429 |
|
|
{"include", INCLUDE}, |
430 |
|
|
{"interface", INTERFACE}, |
431 |
|
|
{"metric", METRIC}, |
432 |
|
|
{"no", NO}, |
433 |
|
|
{"passive", PASSIVE}, |
434 |
|
|
{"redistribute", REDISTRIBUTE}, |
435 |
|
|
{"retransmit-interval", RETRANSMITINTERVAL}, |
436 |
|
|
{"router", ROUTER}, |
437 |
|
|
{"router-dead-time", ROUTERDEADTIME}, |
438 |
|
|
{"router-id", ROUTERID}, |
439 |
|
|
{"router-priority", ROUTERPRIORITY}, |
440 |
|
|
{"rtlabel", RTLABEL}, |
441 |
|
|
{"set", SET}, |
442 |
|
|
{"spf-delay", SPFDELAY}, |
443 |
|
|
{"spf-holdtime", SPFHOLDTIME}, |
444 |
|
|
{"stub", STUB}, |
445 |
|
|
{"transmit-delay", TRANSMITDELAY}, |
446 |
|
|
{"type", TYPE}, |
447 |
|
|
{"yes", YES} |
448 |
|
|
}; |
449 |
|
|
const struct keywords *p; |
450 |
|
|
|
451 |
|
|
p = bsearch(s, keywords, sizeof(keywords)/sizeof(keywords[0]), |
452 |
|
|
sizeof(keywords[0]), kw_cmp); |
453 |
|
|
|
454 |
|
|
if (p) |
455 |
|
|
return (p->k_val); |
456 |
|
|
else |
457 |
|
|
return (STRING); |
458 |
|
|
} |
459 |
|
|
|
460 |
|
|
#define MAXPUSHBACK 128 |
461 |
|
|
|
462 |
|
|
u_char *parsebuf; |
463 |
|
|
int parseindex; |
464 |
|
|
u_char pushback_buffer[MAXPUSHBACK]; |
465 |
|
|
int pushback_index = 0; |
466 |
|
|
|
467 |
|
|
int |
468 |
|
|
lgetc(int quotec) |
469 |
|
|
{ |
470 |
|
|
int c, next; |
471 |
|
|
|
472 |
|
|
if (parsebuf) { |
473 |
|
|
/* Read character from the parsebuffer instead of input. */ |
474 |
|
|
if (parseindex >= 0) { |
475 |
|
|
c = parsebuf[parseindex++]; |
476 |
|
|
if (c != '\0') |
477 |
|
|
return (c); |
478 |
|
|
parsebuf = NULL; |
479 |
|
|
} else |
480 |
|
|
parseindex++; |
481 |
|
|
} |
482 |
|
|
|
483 |
|
|
if (pushback_index) |
484 |
|
|
return (pushback_buffer[--pushback_index]); |
485 |
|
|
|
486 |
|
|
if (quotec) { |
487 |
|
|
if ((c = getc(file->stream)) == EOF) { |
488 |
|
|
yyerror("reached end of file while parsing " |
489 |
|
|
"quoted string"); |
490 |
|
|
if (file == topfile || popfile() == EOF) |
491 |
|
|
return (EOF); |
492 |
|
|
return (quotec); |
493 |
|
|
} |
494 |
|
|
return (c); |
495 |
|
|
} |
496 |
|
|
|
497 |
|
|
while ((c = getc(file->stream)) == '\\') { |
498 |
|
|
next = getc(file->stream); |
499 |
|
|
if (next != '\n') { |
500 |
|
|
c = next; |
501 |
|
|
break; |
502 |
|
|
} |
503 |
|
|
yylval.lineno = file->lineno; |
504 |
|
|
file->lineno++; |
505 |
|
|
} |
506 |
|
|
|
507 |
|
|
while (c == EOF) { |
508 |
|
|
if (file == topfile || popfile() == EOF) |
509 |
|
|
return (EOF); |
510 |
|
|
c = getc(file->stream); |
511 |
|
|
} |
512 |
|
|
return (c); |
513 |
|
|
} |
514 |
|
|
|
515 |
|
|
int |
516 |
|
|
lungetc(int c) |
517 |
|
|
{ |
518 |
|
|
if (c == EOF) |
519 |
|
|
return (EOF); |
520 |
|
|
if (parsebuf) { |
521 |
|
|
parseindex--; |
522 |
|
|
if (parseindex >= 0) |
523 |
|
|
return (c); |
524 |
|
|
} |
525 |
|
|
if (pushback_index < MAXPUSHBACK-1) |
526 |
|
|
return (pushback_buffer[pushback_index++] = c); |
527 |
|
|
else |
528 |
|
|
return (EOF); |
529 |
|
|
} |
530 |
|
|
|
531 |
|
|
int |
532 |
|
|
findeol(void) |
533 |
|
|
{ |
534 |
|
|
int c; |
535 |
|
|
|
536 |
|
|
parsebuf = NULL; |
537 |
|
|
|
538 |
|
|
/* skip to either EOF or the first real EOL */ |
539 |
|
|
while (1) { |
540 |
|
|
if (pushback_index) |
541 |
|
|
c = pushback_buffer[--pushback_index]; |
542 |
|
|
else |
543 |
|
|
c = lgetc(0); |
544 |
|
|
if (c == '\n') { |
545 |
|
|
file->lineno++; |
546 |
|
|
break; |
547 |
|
|
} |
548 |
|
|
if (c == EOF) |
549 |
|
|
break; |
550 |
|
|
} |
551 |
|
|
return (ERROR); |
552 |
|
|
} |
553 |
|
|
|
554 |
|
|
int |
555 |
|
|
yylex(void) |
556 |
|
|
{ |
557 |
|
|
u_char buf[8096]; |
558 |
|
|
u_char *p, *val; |
559 |
|
|
int quotec, next, c; |
560 |
|
|
int token; |
561 |
|
|
|
562 |
|
|
top: |
563 |
|
|
p = buf; |
564 |
|
|
while ((c = lgetc(0)) == ' ' || c == '\t') |
565 |
|
|
; /* nothing */ |
566 |
|
|
|
567 |
|
|
yylval.lineno = file->lineno; |
568 |
|
|
if (c == '#') |
569 |
|
|
while ((c = lgetc(0)) != '\n' && c != EOF) |
570 |
|
|
; /* nothing */ |
571 |
|
|
if (c == '$' && parsebuf == NULL) { |
572 |
|
|
while (1) { |
573 |
|
|
if ((c = lgetc(0)) == EOF) |
574 |
|
|
return (0); |
575 |
|
|
|
576 |
|
|
if (p + 1 >= buf + sizeof(buf) - 1) { |
577 |
|
|
yyerror("string too long"); |
578 |
|
|
return (findeol()); |
579 |
|
|
} |
580 |
|
|
if (isalnum(c) || c == '_') { |
581 |
|
|
*p++ = c; |
582 |
|
|
continue; |
583 |
|
|
} |
584 |
|
|
*p = '\0'; |
585 |
|
|
lungetc(c); |
586 |
|
|
break; |
587 |
|
|
} |
588 |
|
|
val = symget(buf); |
589 |
|
|
if (val == NULL) { |
590 |
|
|
yyerror("macro '%s' not defined", buf); |
591 |
|
|
return (findeol()); |
592 |
|
|
} |
593 |
|
|
parsebuf = val; |
594 |
|
|
parseindex = 0; |
595 |
|
|
goto top; |
596 |
|
|
} |
597 |
|
|
|
598 |
|
|
switch (c) { |
599 |
|
|
case '\'': |
600 |
|
|
case '"': |
601 |
|
|
quotec = c; |
602 |
|
|
while (1) { |
603 |
|
|
if ((c = lgetc(quotec)) == EOF) |
604 |
|
|
return (0); |
605 |
|
|
if (c == '\n') { |
606 |
|
|
file->lineno++; |
607 |
|
|
continue; |
608 |
|
|
} else if (c == '\\') { |
609 |
|
|
if ((next = lgetc(quotec)) == EOF) |
610 |
|
|
return (0); |
611 |
|
|
if (next == quotec || c == ' ' || c == '\t') |
612 |
|
|
c = next; |
613 |
|
|
else if (next == '\n') { |
614 |
|
|
file->lineno++; |
615 |
|
|
continue; |
616 |
|
|
} else |
617 |
|
|
lungetc(next); |
618 |
|
|
} else if (c == quotec) { |
619 |
|
|
*p = '\0'; |
620 |
|
|
break; |
621 |
|
|
} else if (c == '\0') { |
622 |
|
|
yyerror("syntax error"); |
623 |
|
|
return (findeol()); |
624 |
|
|
} |
625 |
|
|
if (p + 1 >= buf + sizeof(buf) - 1) { |
626 |
|
|
yyerror("string too long"); |
627 |
|
|
return (findeol()); |
628 |
|
|
} |
629 |
|
|
*p++ = c; |
630 |
|
|
} |
631 |
|
|
yylval.v.string = strdup(buf); |
632 |
|
|
if (yylval.v.string == NULL) |
633 |
|
|
err(1, "yylex: strdup"); |
634 |
|
|
return (STRING); |
635 |
|
|
} |
636 |
|
|
|
637 |
|
|
#define allowed_to_end_number(x) \ |
638 |
|
|
(isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=') |
639 |
|
|
|
640 |
|
|
if (c == '-' || isdigit(c)) { |
641 |
|
|
do { |
642 |
|
|
*p++ = c; |
643 |
|
|
if ((unsigned)(p-buf) >= sizeof(buf)) { |
644 |
|
|
yyerror("string too long"); |
645 |
|
|
return (findeol()); |
646 |
|
|
} |
647 |
|
|
} while ((c = lgetc(0)) != EOF && isdigit(c)); |
648 |
|
|
lungetc(c); |
649 |
|
|
if (p == buf + 1 && buf[0] == '-') |
650 |
|
|
goto nodigits; |
651 |
|
|
if (c == EOF || allowed_to_end_number(c)) { |
652 |
|
|
const char *errstr = NULL; |
653 |
|
|
|
654 |
|
|
*p = '\0'; |
655 |
|
|
yylval.v.number = strtonum(buf, LLONG_MIN, |
656 |
|
|
LLONG_MAX, &errstr); |
657 |
|
|
if (errstr) { |
658 |
|
|
yyerror("\"%s\" invalid number: %s", |
659 |
|
|
buf, errstr); |
660 |
|
|
return (findeol()); |
661 |
|
|
} |
662 |
|
|
return (NUMBER); |
663 |
|
|
} else { |
664 |
|
|
nodigits: |
665 |
|
|
while (p > buf + 1) |
666 |
|
|
lungetc(*--p); |
667 |
|
|
c = *--p; |
668 |
|
|
if (c == '-') |
669 |
|
|
return (c); |
670 |
|
|
} |
671 |
|
|
} |
672 |
|
|
|
673 |
|
|
#define allowed_in_string(x) \ |
674 |
|
|
(isalnum(x) || (ispunct(x) && x != '(' && x != ')' && \ |
675 |
|
|
x != '{' && x != '}' && \ |
676 |
|
|
x != '!' && x != '=' && x != '#' && \ |
677 |
|
|
x != ',')) |
678 |
|
|
|
679 |
|
|
if (isalnum(c) || c == ':' || c == '_') { |
680 |
|
|
do { |
681 |
|
|
*p++ = c; |
682 |
|
|
if ((unsigned)(p-buf) >= sizeof(buf)) { |
683 |
|
|
yyerror("string too long"); |
684 |
|
|
return (findeol()); |
685 |
|
|
} |
686 |
|
|
} while ((c = lgetc(0)) != EOF && (allowed_in_string(c))); |
687 |
|
|
lungetc(c); |
688 |
|
|
*p = '\0'; |
689 |
|
|
if ((token = lookup(buf)) == STRING) |
690 |
|
|
if ((yylval.v.string = strdup(buf)) == NULL) |
691 |
|
|
err(1, "yylex: strdup"); |
692 |
|
|
return (token); |
693 |
|
|
} |
694 |
|
|
if (c == '\n') { |
695 |
|
|
yylval.lineno = file->lineno; |
696 |
|
|
file->lineno++; |
697 |
|
|
} |
698 |
|
|
if (c == EOF) |
699 |
|
|
return (0); |
700 |
|
|
return (c); |
701 |
|
|
} |
702 |
|
|
|
703 |
|
|
int |
704 |
|
|
check_file_secrecy(int fd, const char *fname) |
705 |
|
|
{ |
706 |
|
|
struct stat st; |
707 |
|
|
|
708 |
|
|
if (fstat(fd, &st)) { |
709 |
|
|
log_warn("cannot stat %s", fname); |
710 |
|
|
return (-1); |
711 |
|
|
} |
712 |
|
|
if (st.st_uid != 0 && st.st_uid != getuid()) { |
713 |
|
|
log_warnx("%s: owner not root or current user", fname); |
714 |
|
|
return (-1); |
715 |
|
|
} |
716 |
|
|
if (st.st_mode & (S_IWGRP | S_IXGRP | S_IRWXO)) { |
717 |
|
|
log_warnx("%s: group writable or world read/writable", fname); |
718 |
|
|
return (-1); |
719 |
|
|
} |
720 |
|
|
return (0); |
721 |
|
|
} |
722 |
|
|
|
723 |
|
|
struct file * |
724 |
|
|
pushfile(const char *name, int secret) |
725 |
|
|
{ |
726 |
|
|
struct file *nfile; |
727 |
|
|
|
728 |
|
|
if ((nfile = calloc(1, sizeof(struct file))) == NULL) { |
729 |
|
|
log_warn("malloc"); |
730 |
|
|
return (NULL); |
731 |
|
|
} |
732 |
|
|
if ((nfile->name = strdup(name)) == NULL) { |
733 |
|
|
log_warn("malloc"); |
734 |
|
|
free(nfile); |
735 |
|
|
return (NULL); |
736 |
|
|
} |
737 |
|
|
if ((nfile->stream = fopen(nfile->name, "r")) == NULL) { |
738 |
|
|
log_warn("%s", nfile->name); |
739 |
|
|
free(nfile->name); |
740 |
|
|
free(nfile); |
741 |
|
|
return (NULL); |
742 |
|
|
} else if (secret && |
743 |
|
|
check_file_secrecy(fileno(nfile->stream), nfile->name)) { |
744 |
|
|
fclose(nfile->stream); |
745 |
|
|
free(nfile->name); |
746 |
|
|
free(nfile); |
747 |
|
|
return (NULL); |
748 |
|
|
} |
749 |
|
|
nfile->lineno = 1; |
750 |
|
|
TAILQ_INSERT_TAIL(&files, nfile, entry); |
751 |
|
|
return (nfile); |
752 |
|
|
} |
753 |
|
|
|
754 |
|
|
int |
755 |
|
|
popfile(void) |
756 |
|
|
{ |
757 |
|
|
struct file *prev; |
758 |
|
|
|
759 |
|
|
if ((prev = TAILQ_PREV(file, files, entry)) != NULL) |
760 |
|
|
prev->errors += file->errors; |
761 |
|
|
|
762 |
|
|
TAILQ_REMOVE(&files, file, entry); |
763 |
|
|
fclose(file->stream); |
764 |
|
|
free(file->name); |
765 |
|
|
free(file); |
766 |
|
|
file = prev; |
767 |
|
|
return (file ? 0 : EOF); |
768 |
|
|
} |
769 |
|
|
|
770 |
|
|
struct ospfd_conf * |
771 |
|
|
parse_config(char *filename, int opts) |
772 |
|
|
{ |
773 |
|
|
struct sym *sym, *next; |
774 |
|
|
|
775 |
|
|
if ((conf = calloc(1, sizeof(struct ospfd_conf))) == NULL) |
776 |
|
|
fatal("parse_config"); |
777 |
|
|
conf->opts = opts; |
778 |
|
|
if (conf->opts & OSPFD_OPT_STUB_ROUTER) |
779 |
|
|
conf->flags |= OSPFD_FLAG_STUB_ROUTER; |
780 |
|
|
|
781 |
|
|
bzero(&globaldefs, sizeof(globaldefs)); |
782 |
|
|
defs = &globaldefs; |
783 |
|
|
defs->dead_interval = DEFAULT_RTR_DEAD_TIME; |
784 |
|
|
defs->transmit_delay = DEFAULT_TRANSMIT_DELAY; |
785 |
|
|
defs->hello_interval = DEFAULT_HELLO_INTERVAL; |
786 |
|
|
defs->rxmt_interval = DEFAULT_RXMT_INTERVAL; |
787 |
|
|
defs->metric = DEFAULT_METRIC; |
788 |
|
|
defs->priority = DEFAULT_PRIORITY; |
789 |
|
|
|
790 |
|
|
conf->spf_delay = DEFAULT_SPF_DELAY; |
791 |
|
|
conf->spf_hold_time = DEFAULT_SPF_HOLDTIME; |
792 |
|
|
conf->spf_state = SPF_IDLE; |
793 |
|
|
|
794 |
|
|
if ((file = pushfile(filename, !(conf->opts & OSPFD_OPT_NOACTION))) == NULL) { |
795 |
|
|
free(conf); |
796 |
|
|
return (NULL); |
797 |
|
|
} |
798 |
|
|
topfile = file; |
799 |
|
|
|
800 |
|
|
LIST_INIT(&conf->area_list); |
801 |
|
|
LIST_INIT(&conf->cand_list); |
802 |
|
|
SIMPLEQ_INIT(&conf->redist_list); |
803 |
|
|
|
804 |
|
|
yyparse(); |
805 |
|
|
errors = file->errors; |
806 |
|
|
popfile(); |
807 |
|
|
|
808 |
|
|
/* Free macros and check which have not been used. */ |
809 |
|
|
TAILQ_FOREACH_SAFE(sym, &symhead, entry, next) { |
810 |
|
|
if ((conf->opts & OSPFD_OPT_VERBOSE2) && !sym->used) |
811 |
|
|
fprintf(stderr, "warning: macro '%s' not " |
812 |
|
|
"used\n", sym->nam); |
813 |
|
|
if (!sym->persist) { |
814 |
|
|
free(sym->nam); |
815 |
|
|
free(sym->val); |
816 |
|
|
TAILQ_REMOVE(&symhead, sym, entry); |
817 |
|
|
free(sym); |
818 |
|
|
} |
819 |
|
|
} |
820 |
|
|
|
821 |
|
|
/* free global config defaults */ |
822 |
|
|
if (errors) { |
823 |
|
|
clear_config(conf); |
824 |
|
|
return (NULL); |
825 |
|
|
} |
826 |
|
|
|
827 |
|
|
if (conf->rtr_id.s_addr == 0) |
828 |
|
|
conf->rtr_id.s_addr = get_rtr_id(); |
829 |
|
|
|
830 |
|
|
return (conf); |
831 |
|
|
} |
832 |
|
|
|
833 |
|
|
int |
834 |
|
|
symset(const char *nam, const char *val, int persist) |
835 |
|
|
{ |
836 |
|
|
struct sym *sym; |
837 |
|
|
|
838 |
|
|
TAILQ_FOREACH(sym, &symhead, entry) { |
839 |
|
|
if (strcmp(nam, sym->nam) == 0) |
840 |
|
|
break; |
841 |
|
|
} |
842 |
|
|
|
843 |
|
|
if (sym != NULL) { |
844 |
|
|
if (sym->persist == 1) |
845 |
|
|
return (0); |
846 |
|
|
else { |
847 |
|
|
free(sym->nam); |
848 |
|
|
free(sym->val); |
849 |
|
|
TAILQ_REMOVE(&symhead, sym, entry); |
850 |
|
|
free(sym); |
851 |
|
|
} |
852 |
|
|
} |
853 |
|
|
if ((sym = calloc(1, sizeof(*sym))) == NULL) |
854 |
|
|
return (-1); |
855 |
|
|
|
856 |
|
|
sym->nam = strdup(nam); |
857 |
|
|
if (sym->nam == NULL) { |
858 |
|
|
free(sym); |
859 |
|
|
return (-1); |
860 |
|
|
} |
861 |
|
|
sym->val = strdup(val); |
862 |
|
|
if (sym->val == NULL) { |
863 |
|
|
free(sym->nam); |
864 |
|
|
free(sym); |
865 |
|
|
return (-1); |
866 |
|
|
} |
867 |
|
|
sym->used = 0; |
868 |
|
|
sym->persist = persist; |
869 |
|
|
TAILQ_INSERT_TAIL(&symhead, sym, entry); |
870 |
|
|
return (0); |
871 |
|
|
} |
872 |
|
|
|
873 |
|
|
int |
874 |
|
|
cmdline_symset(char *s) |
875 |
|
|
{ |
876 |
|
|
char *sym, *val; |
877 |
|
|
int ret; |
878 |
|
|
size_t len; |
879 |
|
|
|
880 |
|
|
if ((val = strrchr(s, '=')) == NULL) |
881 |
|
|
return (-1); |
882 |
|
|
|
883 |
|
|
len = strlen(s) - strlen(val) + 1; |
884 |
|
|
if ((sym = malloc(len)) == NULL) |
885 |
|
|
errx(1, "cmdline_symset: malloc"); |
886 |
|
|
|
887 |
|
|
strlcpy(sym, s, len); |
888 |
|
|
|
889 |
|
|
ret = symset(sym, val + 1, 1); |
890 |
|
|
free(sym); |
891 |
|
|
|
892 |
|
|
return (ret); |
893 |
|
|
} |
894 |
|
|
|
895 |
|
|
char * |
896 |
|
|
symget(const char *nam) |
897 |
|
|
{ |
898 |
|
|
struct sym *sym; |
899 |
|
|
|
900 |
|
|
TAILQ_FOREACH(sym, &symhead, entry) { |
901 |
|
|
if (strcmp(nam, sym->nam) == 0) { |
902 |
|
|
sym->used = 1; |
903 |
|
|
return (sym->val); |
904 |
|
|
} |
905 |
|
|
} |
906 |
|
|
return (NULL); |
907 |
|
|
} |
908 |
|
|
|
909 |
|
|
struct area * |
910 |
|
|
conf_get_area(struct in_addr id) |
911 |
|
|
{ |
912 |
|
|
struct area *a; |
913 |
|
|
|
914 |
|
|
a = area_find(conf, id); |
915 |
|
|
if (a) |
916 |
|
|
return (a); |
917 |
|
|
a = area_new(); |
918 |
|
|
LIST_INSERT_HEAD(&conf->area_list, a, entry); |
919 |
|
|
|
920 |
|
|
a->id.s_addr = id.s_addr; |
921 |
|
|
|
922 |
|
|
return (a); |
923 |
|
|
} |
924 |
|
|
|
925 |
|
|
void |
926 |
|
|
clear_config(struct ospfd_conf *xconf) |
927 |
|
|
{ |
928 |
|
|
struct area *a; |
929 |
|
|
|
930 |
|
|
while ((a = LIST_FIRST(&xconf->area_list)) != NULL) { |
931 |
|
|
LIST_REMOVE(a, entry); |
932 |
|
|
area_del(a); |
933 |
|
|
} |
934 |
|
|
|
935 |
|
|
free(xconf); |
936 |
|
|
} |
937 |
|
|
|
938 |
|
|
u_int32_t |
939 |
|
|
get_rtr_id(void) |
940 |
|
|
{ |
941 |
|
|
struct ifaddrs *ifap, *ifa; |
942 |
|
|
u_int32_t ip = 0, cur, localnet; |
943 |
|
|
|
944 |
|
|
localnet = htonl(INADDR_LOOPBACK & IN_CLASSA_NET); |
945 |
|
|
|
946 |
|
|
if (getifaddrs(&ifap) == -1) |
947 |
|
|
fatal("getifaddrs"); |
948 |
|
|
|
949 |
|
|
for (ifa = ifap; ifa; ifa = ifa->ifa_next) { |
950 |
|
|
if (strncmp(ifa->ifa_name, "carp", 4) == 0) |
951 |
|
|
continue; |
952 |
|
|
if (ifa->ifa_addr->sa_family != AF_INET) |
953 |
|
|
continue; |
954 |
|
|
cur = ((struct sockaddr_in *)ifa->ifa_addr)->sin_addr.s_addr; |
955 |
|
|
if ((cur & localnet) == localnet) /* skip 127/8 */ |
956 |
|
|
continue; |
957 |
|
|
if (ntohl(cur) < ntohl(ip) || ip == 0) |
958 |
|
|
ip = cur; |
959 |
|
|
} |
960 |
|
|
freeifaddrs(ifap); |
961 |
|
|
|
962 |
|
|
if (ip == 0) |
963 |
|
|
fatal("router-id is 0.0.0.0"); |
964 |
|
|
|
965 |
|
|
return (ip); |
966 |
|
|
} |
967 |
|
|
|
968 |
|
|
int |
969 |
|
|
host(const char *s, struct in6_addr *addr) |
970 |
|
|
{ |
971 |
|
|
struct addrinfo hints, *r; |
972 |
|
|
|
973 |
|
|
if (s == NULL) |
974 |
|
|
return (0); |
975 |
|
|
|
976 |
|
|
bzero(addr, sizeof(struct in6_addr)); |
977 |
|
|
bzero(&hints, sizeof(hints)); |
978 |
|
|
hints.ai_family = AF_INET6; |
979 |
|
|
hints.ai_socktype = SOCK_DGRAM; /*dummy*/ |
980 |
|
|
hints.ai_flags = AI_NUMERICHOST; |
981 |
|
|
if (getaddrinfo(s, "0", &hints, &r) == 0) { |
982 |
|
|
*addr = ((struct sockaddr_in6 *)r->ai_addr)->sin6_addr; |
983 |
|
|
/* XXX address scope !!! */ |
984 |
|
|
/* ((struct sockaddr_in6 *)r->ai_addr)->sin6_scope_id */ |
985 |
|
|
freeaddrinfo(r); |
986 |
|
|
return (1); |
987 |
|
|
} |
988 |
|
|
return (0); |
989 |
|
|
} |
990 |
|
|
|
991 |
|
|
int |
992 |
|
|
prefix(const char *s, struct in6_addr *addr, u_int8_t *plen) |
993 |
|
|
{ |
994 |
|
|
char *p, *ps; |
995 |
|
|
const char *errstr; |
996 |
|
|
int mask; |
997 |
|
|
|
998 |
|
|
if (s == NULL) |
999 |
|
|
return (0); |
1000 |
|
|
|
1001 |
|
|
if ((p = strrchr(s, '/')) != NULL) { |
1002 |
|
|
mask = strtonum(p + 1, 0, 128, &errstr); |
1003 |
|
|
if (errstr) |
1004 |
|
|
errx(1, "invalid netmask: %s", errstr); |
1005 |
|
|
|
1006 |
|
|
if ((ps = malloc(strlen(s) - strlen(p) + 1)) == NULL) |
1007 |
|
|
err(1, "parse_prefix: malloc"); |
1008 |
|
|
strlcpy(ps, s, strlen(s) - strlen(p) + 1); |
1009 |
|
|
|
1010 |
|
|
if (host(ps, addr) == 0) { |
1011 |
|
|
free(ps); |
1012 |
|
|
return (0); |
1013 |
|
|
} |
1014 |
|
|
|
1015 |
|
|
inet6applymask(addr, addr, mask); |
1016 |
|
|
*plen = mask; |
1017 |
|
|
return (1); |
1018 |
|
|
} |
1019 |
|
|
*plen = 128; |
1020 |
|
|
return (host(s, addr)); |
1021 |
|
|
} |
1022 |
|
|
#line 1015 "parse.c" |
1023 |
|
|
/* allocate initial stack or double stack size, up to YYMAXDEPTH */ |
1024 |
|
|
static int yygrowstack(void) |
1025 |
|
|
{ |
1026 |
|
|
unsigned int newsize; |
1027 |
|
|
long sslen; |
1028 |
|
|
short *newss; |
1029 |
|
|
YYSTYPE *newvs; |
1030 |
|
|
|
1031 |
|
|
if ((newsize = yystacksize) == 0) |
1032 |
|
|
newsize = YYINITSTACKSIZE; |
1033 |
|
|
else if (newsize >= YYMAXDEPTH) |
1034 |
|
|
return -1; |
1035 |
|
|
else if ((newsize *= 2) > YYMAXDEPTH) |
1036 |
|
|
newsize = YYMAXDEPTH; |
1037 |
|
|
sslen = yyssp - yyss; |
1038 |
|
|
#ifdef SIZE_MAX |
1039 |
|
|
#define YY_SIZE_MAX SIZE_MAX |
1040 |
|
|
#else |
1041 |
|
|
#define YY_SIZE_MAX 0xffffffffU |
1042 |
|
|
#endif |
1043 |
|
|
if (newsize && YY_SIZE_MAX / newsize < sizeof *newss) |
1044 |
|
|
goto bail; |
1045 |
|
|
newss = yyss ? (short *)realloc(yyss, newsize * sizeof *newss) : |
1046 |
|
|
(short *)malloc(newsize * sizeof *newss); /* overflow check above */ |
1047 |
|
|
if (newss == NULL) |
1048 |
|
|
goto bail; |
1049 |
|
|
yyss = newss; |
1050 |
|
|
yyssp = newss + sslen; |
1051 |
|
|
if (newsize && YY_SIZE_MAX / newsize < sizeof *newvs) |
1052 |
|
|
goto bail; |
1053 |
|
|
newvs = yyvs ? (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs) : |
1054 |
|
|
(YYSTYPE *)malloc(newsize * sizeof *newvs); /* overflow check above */ |
1055 |
|
|
if (newvs == NULL) |
1056 |
|
|
goto bail; |
1057 |
|
|
yyvs = newvs; |
1058 |
|
|
yyvsp = newvs + sslen; |
1059 |
|
|
yystacksize = newsize; |
1060 |
|
|
yysslim = yyss + newsize - 1; |
1061 |
|
|
return 0; |
1062 |
|
|
bail: |
1063 |
|
|
if (yyss) |
1064 |
|
|
free(yyss); |
1065 |
|
|
if (yyvs) |
1066 |
|
|
free(yyvs); |
1067 |
|
|
yyss = yyssp = NULL; |
1068 |
|
|
yyvs = yyvsp = NULL; |
1069 |
|
|
yystacksize = 0; |
1070 |
|
|
return -1; |
1071 |
|
|
} |
1072 |
|
|
|
1073 |
|
|
#define YYABORT goto yyabort |
1074 |
|
|
#define YYREJECT goto yyabort |
1075 |
|
|
#define YYACCEPT goto yyaccept |
1076 |
|
|
#define YYERROR goto yyerrlab |
1077 |
|
|
int |
1078 |
|
|
yyparse(void) |
1079 |
|
|
{ |
1080 |
|
|
int yym, yyn, yystate; |
1081 |
|
|
#if YYDEBUG |
1082 |
|
|
const char *yys; |
1083 |
|
|
|
1084 |
|
|
if ((yys = getenv("YYDEBUG"))) |
1085 |
|
|
{ |
1086 |
|
|
yyn = *yys; |
1087 |
|
|
if (yyn >= '0' && yyn <= '9') |
1088 |
|
|
yydebug = yyn - '0'; |
1089 |
|
|
} |
1090 |
|
|
#endif /* YYDEBUG */ |
1091 |
|
|
|
1092 |
|
|
yynerrs = 0; |
1093 |
|
|
yyerrflag = 0; |
1094 |
|
|
yychar = (-1); |
1095 |
|
|
|
1096 |
|
|
if (yyss == NULL && yygrowstack()) goto yyoverflow; |
1097 |
|
|
yyssp = yyss; |
1098 |
|
|
yyvsp = yyvs; |
1099 |
|
|
*yyssp = yystate = 0; |
1100 |
|
|
|
1101 |
|
|
yyloop: |
1102 |
|
|
if ((yyn = yydefred[yystate]) != 0) goto yyreduce; |
1103 |
|
|
if (yychar < 0) |
1104 |
|
|
{ |
1105 |
|
|
if ((yychar = yylex()) < 0) yychar = 0; |
1106 |
|
|
#if YYDEBUG |
1107 |
|
|
if (yydebug) |
1108 |
|
|
{ |
1109 |
|
|
yys = 0; |
1110 |
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; |
1111 |
|
|
if (!yys) yys = "illegal-symbol"; |
1112 |
|
|
printf("%sdebug: state %d, reading %d (%s)\n", |
1113 |
|
|
YYPREFIX, yystate, yychar, yys); |
1114 |
|
|
} |
1115 |
|
|
#endif |
1116 |
|
|
} |
1117 |
|
|
if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && |
1118 |
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yychar) |
1119 |
|
|
{ |
1120 |
|
|
#if YYDEBUG |
1121 |
|
|
if (yydebug) |
1122 |
|
|
printf("%sdebug: state %d, shifting to state %d\n", |
1123 |
|
|
YYPREFIX, yystate, yytable[yyn]); |
1124 |
|
|
#endif |
1125 |
|
|
if (yyssp >= yysslim && yygrowstack()) |
1126 |
|
|
{ |
1127 |
|
|
goto yyoverflow; |
1128 |
|
|
} |
1129 |
|
|
*++yyssp = yystate = yytable[yyn]; |
1130 |
|
|
*++yyvsp = yylval; |
1131 |
|
|
yychar = (-1); |
1132 |
|
|
if (yyerrflag > 0) --yyerrflag; |
1133 |
|
|
goto yyloop; |
1134 |
|
|
} |
1135 |
|
|
if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && |
1136 |
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yychar) |
1137 |
|
|
{ |
1138 |
|
|
yyn = yytable[yyn]; |
1139 |
|
|
goto yyreduce; |
1140 |
|
|
} |
1141 |
|
|
if (yyerrflag) goto yyinrecovery; |
1142 |
|
|
#if defined(__GNUC__) |
1143 |
|
|
goto yynewerror; |
1144 |
|
|
#endif |
1145 |
|
|
yynewerror: |
1146 |
|
|
yyerror("syntax error"); |
1147 |
|
|
#if defined(__GNUC__) |
1148 |
|
|
goto yyerrlab; |
1149 |
|
|
#endif |
1150 |
|
|
yyerrlab: |
1151 |
|
|
++yynerrs; |
1152 |
|
|
yyinrecovery: |
1153 |
|
|
if (yyerrflag < 3) |
1154 |
|
|
{ |
1155 |
|
|
yyerrflag = 3; |
1156 |
|
|
for (;;) |
1157 |
|
|
{ |
1158 |
|
|
if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE) >= 0 && |
1159 |
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) |
1160 |
|
|
{ |
1161 |
|
|
#if YYDEBUG |
1162 |
|
|
if (yydebug) |
1163 |
|
|
printf("%sdebug: state %d, error recovery shifting\ |
1164 |
|
|
to state %d\n", YYPREFIX, *yyssp, yytable[yyn]); |
1165 |
|
|
#endif |
1166 |
|
|
if (yyssp >= yysslim && yygrowstack()) |
1167 |
|
|
{ |
1168 |
|
|
goto yyoverflow; |
1169 |
|
|
} |
1170 |
|
|
*++yyssp = yystate = yytable[yyn]; |
1171 |
|
|
*++yyvsp = yylval; |
1172 |
|
|
goto yyloop; |
1173 |
|
|
} |
1174 |
|
|
else |
1175 |
|
|
{ |
1176 |
|
|
#if YYDEBUG |
1177 |
|
|
if (yydebug) |
1178 |
|
|
printf("%sdebug: error recovery discarding state %d\n", |
1179 |
|
|
YYPREFIX, *yyssp); |
1180 |
|
|
#endif |
1181 |
|
|
if (yyssp <= yyss) goto yyabort; |
1182 |
|
|
--yyssp; |
1183 |
|
|
--yyvsp; |
1184 |
|
|
} |
1185 |
|
|
} |
1186 |
|
|
} |
1187 |
|
|
else |
1188 |
|
|
{ |
1189 |
|
|
if (yychar == 0) goto yyabort; |
1190 |
|
|
#if YYDEBUG |
1191 |
|
|
if (yydebug) |
1192 |
|
|
{ |
1193 |
|
|
yys = 0; |
1194 |
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; |
1195 |
|
|
if (!yys) yys = "illegal-symbol"; |
1196 |
|
|
printf("%sdebug: state %d, error recovery discards token %d (%s)\n", |
1197 |
|
|
YYPREFIX, yystate, yychar, yys); |
1198 |
|
|
} |
1199 |
|
|
#endif |
1200 |
|
|
yychar = (-1); |
1201 |
|
|
goto yyloop; |
1202 |
|
|
} |
1203 |
|
|
yyreduce: |
1204 |
|
|
#if YYDEBUG |
1205 |
|
|
if (yydebug) |
1206 |
|
|
printf("%sdebug: state %d, reducing by rule %d (%s)\n", |
1207 |
|
|
YYPREFIX, yystate, yyn, yyrule[yyn]); |
1208 |
|
|
#endif |
1209 |
|
|
yym = yylen[yyn]; |
1210 |
|
|
if (yym) |
1211 |
|
|
yyval = yyvsp[1-yym]; |
1212 |
|
|
else |
1213 |
|
|
memset(&yyval, 0, sizeof yyval); |
1214 |
|
|
switch (yyn) |
1215 |
|
|
{ |
1216 |
|
|
case 7: |
1217 |
|
|
#line 143 "parse.y" |
1218 |
|
|
{ file->errors++; } |
1219 |
|
|
break; |
1220 |
|
|
case 8: |
1221 |
|
|
#line 146 "parse.y" |
1222 |
|
|
{ |
1223 |
|
|
struct file *nfile; |
1224 |
|
|
|
1225 |
|
|
if ((nfile = pushfile(yyvsp[0].v.string, 1)) == NULL) { |
1226 |
|
|
yyerror("failed to include file %s", yyvsp[0].v.string); |
1227 |
|
|
free(yyvsp[0].v.string); |
1228 |
|
|
YYERROR; |
1229 |
|
|
} |
1230 |
|
|
free(yyvsp[0].v.string); |
1231 |
|
|
|
1232 |
|
|
file = nfile; |
1233 |
|
|
lungetc('\n'); |
1234 |
|
|
} |
1235 |
|
|
break; |
1236 |
|
|
case 9: |
1237 |
|
|
#line 161 "parse.y" |
1238 |
|
|
{ |
1239 |
|
|
if (asprintf(&yyval.v.string, "%s %s", yyvsp[-1].v.string, yyvsp[0].v.string) == -1) { |
1240 |
|
|
free(yyvsp[-1].v.string); |
1241 |
|
|
free(yyvsp[0].v.string); |
1242 |
|
|
yyerror("string: asprintf"); |
1243 |
|
|
YYERROR; |
1244 |
|
|
} |
1245 |
|
|
free(yyvsp[-1].v.string); |
1246 |
|
|
free(yyvsp[0].v.string); |
1247 |
|
|
} |
1248 |
|
|
break; |
1249 |
|
|
case 11: |
1250 |
|
|
#line 174 "parse.y" |
1251 |
|
|
{ yyval.v.number = 1; } |
1252 |
|
|
break; |
1253 |
|
|
case 12: |
1254 |
|
|
#line 175 "parse.y" |
1255 |
|
|
{ yyval.v.number = 0; } |
1256 |
|
|
break; |
1257 |
|
|
case 13: |
1258 |
|
|
#line 178 "parse.y" |
1259 |
|
|
{ yyval.v.number = 0; } |
1260 |
|
|
break; |
1261 |
|
|
case 14: |
1262 |
|
|
#line 179 "parse.y" |
1263 |
|
|
{ yyval.v.number = 1; } |
1264 |
|
|
break; |
1265 |
|
|
case 15: |
1266 |
|
|
#line 181 "parse.y" |
1267 |
|
|
{ |
1268 |
|
|
char *s = yyvsp[-2].v.string; |
1269 |
|
|
if (conf->opts & OSPFD_OPT_VERBOSE) |
1270 |
|
|
printf("%s = \"%s\"\n", yyvsp[-2].v.string, yyvsp[0].v.string); |
1271 |
|
|
while (*s++) { |
1272 |
|
|
if (isspace((unsigned char)*s)) { |
1273 |
|
|
yyerror("macro name cannot contain " |
1274 |
|
|
"whitespace"); |
1275 |
|
|
YYERROR; |
1276 |
|
|
} |
1277 |
|
|
} |
1278 |
|
|
if (symset(yyvsp[-2].v.string, yyvsp[0].v.string, 0) == -1) |
1279 |
|
|
fatal("cannot store variable"); |
1280 |
|
|
free(yyvsp[-2].v.string); |
1281 |
|
|
free(yyvsp[0].v.string); |
1282 |
|
|
} |
1283 |
|
|
break; |
1284 |
|
|
case 16: |
1285 |
|
|
#line 199 "parse.y" |
1286 |
|
|
{ |
1287 |
|
|
if (!inet_aton(yyvsp[0].v.string, &conf->rtr_id)) { |
1288 |
|
|
yyerror("error parsing router-id"); |
1289 |
|
|
free(yyvsp[0].v.string); |
1290 |
|
|
YYERROR; |
1291 |
|
|
} |
1292 |
|
|
free(yyvsp[0].v.string); |
1293 |
|
|
} |
1294 |
|
|
break; |
1295 |
|
|
case 17: |
1296 |
|
|
#line 207 "parse.y" |
1297 |
|
|
{ |
1298 |
|
|
if (yyvsp[0].v.number == 0) |
1299 |
|
|
conf->flags |= OSPFD_FLAG_NO_FIB_UPDATE; |
1300 |
|
|
else |
1301 |
|
|
conf->flags &= ~OSPFD_FLAG_NO_FIB_UPDATE; |
1302 |
|
|
} |
1303 |
|
|
break; |
1304 |
|
|
case 18: |
1305 |
|
|
#line 213 "parse.y" |
1306 |
|
|
{ |
1307 |
|
|
SIMPLEQ_INSERT_TAIL(&conf->redist_list, yyvsp[0].v.redist, entry); |
1308 |
|
|
conf->redistribute = 1; |
1309 |
|
|
} |
1310 |
|
|
break; |
1311 |
|
|
case 19: |
1312 |
|
|
#line 217 "parse.y" |
1313 |
|
|
{ |
1314 |
|
|
if (yyvsp[0].v.number < 0 || yyvsp[0].v.number > UINT_MAX) { |
1315 |
|
|
yyerror("invalid external route tag"); |
1316 |
|
|
free(yyvsp[-2].v.string); |
1317 |
|
|
YYERROR; |
1318 |
|
|
} |
1319 |
|
|
rtlabel_tag(rtlabel_name2id(yyvsp[-2].v.string), yyvsp[0].v.number); |
1320 |
|
|
free(yyvsp[-2].v.string); |
1321 |
|
|
} |
1322 |
|
|
break; |
1323 |
|
|
case 20: |
1324 |
|
|
#line 226 "parse.y" |
1325 |
|
|
{ |
1326 |
|
|
if (yyvsp[0].v.number < MIN_SPF_DELAY || yyvsp[0].v.number > MAX_SPF_DELAY) { |
1327 |
|
|
yyerror("spf-delay out of range " |
1328 |
|
|
"(%d-%d)", MIN_SPF_DELAY, |
1329 |
|
|
MAX_SPF_DELAY); |
1330 |
|
|
YYERROR; |
1331 |
|
|
} |
1332 |
|
|
conf->spf_delay = yyvsp[0].v.number; |
1333 |
|
|
} |
1334 |
|
|
break; |
1335 |
|
|
case 21: |
1336 |
|
|
#line 235 "parse.y" |
1337 |
|
|
{ |
1338 |
|
|
if (yyvsp[0].v.number < MIN_SPF_HOLDTIME || yyvsp[0].v.number > MAX_SPF_HOLDTIME) { |
1339 |
|
|
yyerror("spf-holdtime out of range " |
1340 |
|
|
"(%d-%d)", MIN_SPF_HOLDTIME, |
1341 |
|
|
MAX_SPF_HOLDTIME); |
1342 |
|
|
YYERROR; |
1343 |
|
|
} |
1344 |
|
|
conf->spf_hold_time = yyvsp[0].v.number; |
1345 |
|
|
} |
1346 |
|
|
break; |
1347 |
|
|
case 22: |
1348 |
|
|
#line 244 "parse.y" |
1349 |
|
|
{ |
1350 |
|
|
if (yyvsp[0].v.number) |
1351 |
|
|
conf->flags |= OSPFD_FLAG_STUB_ROUTER; |
1352 |
|
|
else |
1353 |
|
|
/* allow to force non stub mode */ |
1354 |
|
|
conf->flags &= ~OSPFD_FLAG_STUB_ROUTER; |
1355 |
|
|
} |
1356 |
|
|
break; |
1357 |
|
|
case 24: |
1358 |
|
|
#line 254 "parse.y" |
1359 |
|
|
{ |
1360 |
|
|
struct redistribute *r; |
1361 |
|
|
|
1362 |
|
|
if ((r = calloc(1, sizeof(*r))) == NULL) |
1363 |
|
|
fatal(NULL); |
1364 |
|
|
if (!strcmp(yyvsp[-1].v.string, "default")) |
1365 |
|
|
r->type = REDIST_DEFAULT; |
1366 |
|
|
else if (!strcmp(yyvsp[-1].v.string, "static")) |
1367 |
|
|
r->type = REDIST_STATIC; |
1368 |
|
|
else if (!strcmp(yyvsp[-1].v.string, "connected")) |
1369 |
|
|
r->type = REDIST_CONNECTED; |
1370 |
|
|
else if (prefix(yyvsp[-1].v.string, &r->addr, &r->prefixlen)) |
1371 |
|
|
r->type = REDIST_ADDR; |
1372 |
|
|
else { |
1373 |
|
|
yyerror("unknown redistribute type"); |
1374 |
|
|
free(yyvsp[-1].v.string); |
1375 |
|
|
free(r); |
1376 |
|
|
YYERROR; |
1377 |
|
|
} |
1378 |
|
|
|
1379 |
|
|
if (yyvsp[-3].v.number) |
1380 |
|
|
r->type |= REDIST_NO; |
1381 |
|
|
r->metric = yyvsp[0].v.number; |
1382 |
|
|
free(yyvsp[-1].v.string); |
1383 |
|
|
yyval.v.redist = r; |
1384 |
|
|
} |
1385 |
|
|
break; |
1386 |
|
|
case 25: |
1387 |
|
|
#line 280 "parse.y" |
1388 |
|
|
{ |
1389 |
|
|
struct redistribute *r; |
1390 |
|
|
|
1391 |
|
|
if ((r = calloc(1, sizeof(*r))) == NULL) |
1392 |
|
|
fatal(NULL); |
1393 |
|
|
r->type = REDIST_LABEL; |
1394 |
|
|
r->label = rtlabel_name2id(yyvsp[-1].v.string); |
1395 |
|
|
if (yyvsp[-4].v.number) |
1396 |
|
|
r->type |= REDIST_NO; |
1397 |
|
|
r->metric = yyvsp[0].v.number; |
1398 |
|
|
free(yyvsp[-1].v.string); |
1399 |
|
|
yyval.v.redist = r; |
1400 |
|
|
} |
1401 |
|
|
break; |
1402 |
|
|
case 26: |
1403 |
|
|
#line 295 "parse.y" |
1404 |
|
|
{ yyval.v.number = DEFAULT_REDIST_METRIC; } |
1405 |
|
|
break; |
1406 |
|
|
case 27: |
1407 |
|
|
#line 296 "parse.y" |
1408 |
|
|
{ |
1409 |
|
|
yyval.v.number = yyvsp[0].v.number; |
1410 |
|
|
if ((yyval.v.number & LSA_METRIC_MASK) == 0) |
1411 |
|
|
yyval.v.number |= DEFAULT_REDIST_METRIC; |
1412 |
|
|
} |
1413 |
|
|
break; |
1414 |
|
|
case 28: |
1415 |
|
|
#line 301 "parse.y" |
1416 |
|
|
{ |
1417 |
|
|
yyval.v.number = yyvsp[-2].v.number; |
1418 |
|
|
if ((yyval.v.number & LSA_METRIC_MASK) == 0) |
1419 |
|
|
yyval.v.number |= DEFAULT_REDIST_METRIC; |
1420 |
|
|
} |
1421 |
|
|
break; |
1422 |
|
|
case 29: |
1423 |
|
|
#line 308 "parse.y" |
1424 |
|
|
{ |
1425 |
|
|
if (yyvsp[-2].v.number & LSA_ASEXT_E_FLAG && yyvsp[0].v.number & LSA_ASEXT_E_FLAG) { |
1426 |
|
|
yyerror("redistribute type already defined"); |
1427 |
|
|
YYERROR; |
1428 |
|
|
} |
1429 |
|
|
if (yyvsp[-2].v.number & LSA_METRIC_MASK && yyvsp[0].v.number & LSA_METRIC_MASK) { |
1430 |
|
|
yyerror("redistribute metric already defined"); |
1431 |
|
|
YYERROR; |
1432 |
|
|
} |
1433 |
|
|
yyval.v.number = yyvsp[-2].v.number | yyvsp[0].v.number; |
1434 |
|
|
} |
1435 |
|
|
break; |
1436 |
|
|
case 30: |
1437 |
|
|
#line 319 "parse.y" |
1438 |
|
|
{ yyval.v.number = yyvsp[0].v.number; } |
1439 |
|
|
break; |
1440 |
|
|
case 31: |
1441 |
|
|
#line 322 "parse.y" |
1442 |
|
|
{ |
1443 |
|
|
if (yyvsp[0].v.number == 0 || yyvsp[0].v.number > MAX_METRIC) { |
1444 |
|
|
yyerror("invalid redistribute metric"); |
1445 |
|
|
YYERROR; |
1446 |
|
|
} |
1447 |
|
|
yyval.v.number = yyvsp[0].v.number; |
1448 |
|
|
} |
1449 |
|
|
break; |
1450 |
|
|
case 32: |
1451 |
|
|
#line 329 "parse.y" |
1452 |
|
|
{ |
1453 |
|
|
switch (yyvsp[0].v.number) { |
1454 |
|
|
case 1: |
1455 |
|
|
yyval.v.number = 0; |
1456 |
|
|
break; |
1457 |
|
|
case 2: |
1458 |
|
|
yyval.v.number = LSA_ASEXT_E_FLAG; |
1459 |
|
|
break; |
1460 |
|
|
default: |
1461 |
|
|
yyerror("only external type 1 and 2 allowed"); |
1462 |
|
|
YYERROR; |
1463 |
|
|
} |
1464 |
|
|
} |
1465 |
|
|
break; |
1466 |
|
|
case 33: |
1467 |
|
|
#line 344 "parse.y" |
1468 |
|
|
{ |
1469 |
|
|
if (yyvsp[0].v.number < MIN_METRIC || yyvsp[0].v.number > MAX_METRIC) { |
1470 |
|
|
yyerror("metric out of range (%d-%d)", |
1471 |
|
|
MIN_METRIC, MAX_METRIC); |
1472 |
|
|
YYERROR; |
1473 |
|
|
} |
1474 |
|
|
defs->metric = yyvsp[0].v.number; |
1475 |
|
|
} |
1476 |
|
|
break; |
1477 |
|
|
case 34: |
1478 |
|
|
#line 352 "parse.y" |
1479 |
|
|
{ |
1480 |
|
|
if (yyvsp[0].v.number < MIN_PRIORITY || yyvsp[0].v.number > MAX_PRIORITY) { |
1481 |
|
|
yyerror("router-priority out of range (%d-%d)", |
1482 |
|
|
MIN_PRIORITY, MAX_PRIORITY); |
1483 |
|
|
YYERROR; |
1484 |
|
|
} |
1485 |
|
|
defs->priority = yyvsp[0].v.number; |
1486 |
|
|
} |
1487 |
|
|
break; |
1488 |
|
|
case 35: |
1489 |
|
|
#line 360 "parse.y" |
1490 |
|
|
{ |
1491 |
|
|
if (yyvsp[0].v.number < MIN_RTR_DEAD_TIME || yyvsp[0].v.number > MAX_RTR_DEAD_TIME) { |
1492 |
|
|
yyerror("router-dead-time out of range (%d-%d)", |
1493 |
|
|
MIN_RTR_DEAD_TIME, MAX_RTR_DEAD_TIME); |
1494 |
|
|
YYERROR; |
1495 |
|
|
} |
1496 |
|
|
defs->dead_interval = yyvsp[0].v.number; |
1497 |
|
|
} |
1498 |
|
|
break; |
1499 |
|
|
case 36: |
1500 |
|
|
#line 368 "parse.y" |
1501 |
|
|
{ |
1502 |
|
|
if (yyvsp[0].v.number < MIN_TRANSMIT_DELAY || |
1503 |
|
|
yyvsp[0].v.number > MAX_TRANSMIT_DELAY) { |
1504 |
|
|
yyerror("transmit-delay out of range (%d-%d)", |
1505 |
|
|
MIN_TRANSMIT_DELAY, MAX_TRANSMIT_DELAY); |
1506 |
|
|
YYERROR; |
1507 |
|
|
} |
1508 |
|
|
defs->transmit_delay = yyvsp[0].v.number; |
1509 |
|
|
} |
1510 |
|
|
break; |
1511 |
|
|
case 37: |
1512 |
|
|
#line 377 "parse.y" |
1513 |
|
|
{ |
1514 |
|
|
if (yyvsp[0].v.number < MIN_HELLO_INTERVAL || |
1515 |
|
|
yyvsp[0].v.number > MAX_HELLO_INTERVAL) { |
1516 |
|
|
yyerror("hello-interval out of range (%d-%d)", |
1517 |
|
|
MIN_HELLO_INTERVAL, MAX_HELLO_INTERVAL); |
1518 |
|
|
YYERROR; |
1519 |
|
|
} |
1520 |
|
|
defs->hello_interval = yyvsp[0].v.number; |
1521 |
|
|
} |
1522 |
|
|
break; |
1523 |
|
|
case 38: |
1524 |
|
|
#line 386 "parse.y" |
1525 |
|
|
{ |
1526 |
|
|
if (yyvsp[0].v.number < MIN_RXMT_INTERVAL || yyvsp[0].v.number > MAX_RXMT_INTERVAL) { |
1527 |
|
|
yyerror("retransmit-interval out of range " |
1528 |
|
|
"(%d-%d)", MIN_RXMT_INTERVAL, |
1529 |
|
|
MAX_RXMT_INTERVAL); |
1530 |
|
|
YYERROR; |
1531 |
|
|
} |
1532 |
|
|
defs->rxmt_interval = yyvsp[0].v.number; |
1533 |
|
|
} |
1534 |
|
|
break; |
1535 |
|
|
case 44: |
1536 |
|
|
#line 408 "parse.y" |
1537 |
|
|
{ |
1538 |
|
|
struct in_addr id; |
1539 |
|
|
if (inet_aton(yyvsp[0].v.string, &id) == 0) { |
1540 |
|
|
yyerror("error parsing area"); |
1541 |
|
|
free(yyvsp[0].v.string); |
1542 |
|
|
YYERROR; |
1543 |
|
|
} |
1544 |
|
|
free(yyvsp[0].v.string); |
1545 |
|
|
area = conf_get_area(id); |
1546 |
|
|
|
1547 |
|
|
memcpy(&areadefs, defs, sizeof(areadefs)); |
1548 |
|
|
defs = &areadefs; |
1549 |
|
|
} |
1550 |
|
|
break; |
1551 |
|
|
case 45: |
1552 |
|
|
#line 420 "parse.y" |
1553 |
|
|
{ |
1554 |
|
|
area = NULL; |
1555 |
|
|
defs = &globaldefs; |
1556 |
|
|
} |
1557 |
|
|
break; |
1558 |
|
|
case 46: |
1559 |
|
|
#line 426 "parse.y" |
1560 |
|
|
{ yyval.v.number = yyvsp[0].v.number; } |
1561 |
|
|
break; |
1562 |
|
|
case 47: |
1563 |
|
|
#line 427 "parse.y" |
1564 |
|
|
{ yyval.v.number = 1; } |
1565 |
|
|
break; |
1566 |
|
|
case 51: |
1567 |
|
|
#line 435 "parse.y" |
1568 |
|
|
{ |
1569 |
|
|
if (yyvsp[0].v.number < 1 || yyvsp[0].v.number > 255) { |
1570 |
|
|
yyerror("demote count out of range (1-255)"); |
1571 |
|
|
free(yyvsp[-1].v.string); |
1572 |
|
|
YYERROR; |
1573 |
|
|
} |
1574 |
|
|
area->demote_level = yyvsp[0].v.number; |
1575 |
|
|
if (strlcpy(area->demote_group, yyvsp[-1].v.string, |
1576 |
|
|
sizeof(area->demote_group)) >= |
1577 |
|
|
sizeof(area->demote_group)) { |
1578 |
|
|
yyerror("demote group name \"%s\" too long", |
1579 |
|
|
yyvsp[-1].v.string); |
1580 |
|
|
free(yyvsp[-1].v.string); |
1581 |
|
|
YYERROR; |
1582 |
|
|
} |
1583 |
|
|
free(yyvsp[-1].v.string); |
1584 |
|
|
if (carp_demote_init(area->demote_group, |
1585 |
|
|
conf->opts & OSPFD_OPT_FORCE_DEMOTE) == -1) { |
1586 |
|
|
yyerror("error initializing group \"%s\"", |
1587 |
|
|
area->demote_group); |
1588 |
|
|
YYERROR; |
1589 |
|
|
} |
1590 |
|
|
} |
1591 |
|
|
break; |
1592 |
|
|
case 53: |
1593 |
|
|
#line 461 "parse.y" |
1594 |
|
|
{ |
1595 |
|
|
if ((iface = if_findname(yyvsp[0].v.string)) == NULL) { |
1596 |
|
|
yyerror("unknown interface %s", yyvsp[0].v.string); |
1597 |
|
|
free(yyvsp[0].v.string); |
1598 |
|
|
YYERROR; |
1599 |
|
|
} |
1600 |
|
|
if (IN6_IS_ADDR_UNSPECIFIED(&iface->addr)) { |
1601 |
|
|
yyerror("unnumbered interface %s", yyvsp[0].v.string); |
1602 |
|
|
free(yyvsp[0].v.string); |
1603 |
|
|
YYERROR; |
1604 |
|
|
} |
1605 |
|
|
free(yyvsp[0].v.string); |
1606 |
|
|
iface->area_id.s_addr = area->id.s_addr; |
1607 |
|
|
LIST_INSERT_HEAD(&area->iface_list, iface, entry); |
1608 |
|
|
|
1609 |
|
|
memcpy(&ifacedefs, defs, sizeof(ifacedefs)); |
1610 |
|
|
defs = &ifacedefs; |
1611 |
|
|
} |
1612 |
|
|
break; |
1613 |
|
|
case 54: |
1614 |
|
|
#line 478 "parse.y" |
1615 |
|
|
{ |
1616 |
|
|
iface->dead_interval = defs->dead_interval; |
1617 |
|
|
iface->transmit_delay = defs->transmit_delay; |
1618 |
|
|
iface->hello_interval = defs->hello_interval; |
1619 |
|
|
iface->rxmt_interval = defs->rxmt_interval; |
1620 |
|
|
iface->metric = defs->metric; |
1621 |
|
|
iface->priority = defs->priority; |
1622 |
|
|
iface->cflags |= F_IFACE_CONFIGURED; |
1623 |
|
|
iface = NULL; |
1624 |
|
|
/* interface is always part of an area */ |
1625 |
|
|
defs = &areadefs; |
1626 |
|
|
} |
1627 |
|
|
break; |
1628 |
|
|
case 60: |
1629 |
|
|
#line 501 "parse.y" |
1630 |
|
|
{ iface->cflags |= F_IFACE_PASSIVE; } |
1631 |
|
|
break; |
1632 |
|
|
case 61: |
1633 |
|
|
#line 502 "parse.y" |
1634 |
|
|
{ |
1635 |
|
|
if (strlcpy(iface->demote_group, yyvsp[0].v.string, |
1636 |
|
|
sizeof(iface->demote_group)) >= |
1637 |
|
|
sizeof(iface->demote_group)) { |
1638 |
|
|
yyerror("demote group name \"%s\" too long", |
1639 |
|
|
yyvsp[0].v.string); |
1640 |
|
|
free(yyvsp[0].v.string); |
1641 |
|
|
YYERROR; |
1642 |
|
|
} |
1643 |
|
|
free(yyvsp[0].v.string); |
1644 |
|
|
if (carp_demote_init(iface->demote_group, |
1645 |
|
|
conf->opts & OSPFD_OPT_FORCE_DEMOTE) == -1) { |
1646 |
|
|
yyerror("error initializing group \"%s\"", |
1647 |
|
|
iface->demote_group); |
1648 |
|
|
YYERROR; |
1649 |
|
|
} |
1650 |
|
|
} |
1651 |
|
|
break; |
1652 |
|
|
#line 1645 "parse.c" |
1653 |
|
|
} |
1654 |
|
|
yyssp -= yym; |
1655 |
|
|
yystate = *yyssp; |
1656 |
|
|
yyvsp -= yym; |
1657 |
|
|
yym = yylhs[yyn]; |
1658 |
|
|
if (yystate == 0 && yym == 0) |
1659 |
|
|
{ |
1660 |
|
|
#if YYDEBUG |
1661 |
|
|
if (yydebug) |
1662 |
|
|
printf("%sdebug: after reduction, shifting from state 0 to\ |
1663 |
|
|
state %d\n", YYPREFIX, YYFINAL); |
1664 |
|
|
#endif |
1665 |
|
|
yystate = YYFINAL; |
1666 |
|
|
*++yyssp = YYFINAL; |
1667 |
|
|
*++yyvsp = yyval; |
1668 |
|
|
if (yychar < 0) |
1669 |
|
|
{ |
1670 |
|
|
if ((yychar = yylex()) < 0) yychar = 0; |
1671 |
|
|
#if YYDEBUG |
1672 |
|
|
if (yydebug) |
1673 |
|
|
{ |
1674 |
|
|
yys = 0; |
1675 |
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; |
1676 |
|
|
if (!yys) yys = "illegal-symbol"; |
1677 |
|
|
printf("%sdebug: state %d, reading %d (%s)\n", |
1678 |
|
|
YYPREFIX, YYFINAL, yychar, yys); |
1679 |
|
|
} |
1680 |
|
|
#endif |
1681 |
|
|
} |
1682 |
|
|
if (yychar == 0) goto yyaccept; |
1683 |
|
|
goto yyloop; |
1684 |
|
|
} |
1685 |
|
|
if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && |
1686 |
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yystate) |
1687 |
|
|
yystate = yytable[yyn]; |
1688 |
|
|
else |
1689 |
|
|
yystate = yydgoto[yym]; |
1690 |
|
|
#if YYDEBUG |
1691 |
|
|
if (yydebug) |
1692 |
|
|
printf("%sdebug: after reduction, shifting from state %d \ |
1693 |
|
|
to state %d\n", YYPREFIX, *yyssp, yystate); |
1694 |
|
|
#endif |
1695 |
|
|
if (yyssp >= yysslim && yygrowstack()) |
1696 |
|
|
{ |
1697 |
|
|
goto yyoverflow; |
1698 |
|
|
} |
1699 |
|
|
*++yyssp = yystate; |
1700 |
|
|
*++yyvsp = yyval; |
1701 |
|
|
goto yyloop; |
1702 |
|
|
yyoverflow: |
1703 |
|
|
yyerror("yacc stack overflow"); |
1704 |
|
|
yyabort: |
1705 |
|
|
if (yyss) |
1706 |
|
|
free(yyss); |
1707 |
|
|
if (yyvs) |
1708 |
|
|
free(yyvs); |
1709 |
|
|
yyss = yyssp = NULL; |
1710 |
|
|
yyvs = yyvsp = NULL; |
1711 |
|
|
yystacksize = 0; |
1712 |
|
|
return (1); |
1713 |
|
|
yyaccept: |
1714 |
|
|
if (yyss) |
1715 |
|
|
free(yyss); |
1716 |
|
|
if (yyvs) |
1717 |
|
|
free(yyvs); |
1718 |
|
|
yyss = yyssp = NULL; |
1719 |
|
|
yyvs = yyvsp = NULL; |
1720 |
|
|
yystacksize = 0; |
1721 |
|
|
return (0); |
1722 |
|
|
} |