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Merge commit 'ac5745134847c044b21c311e5ab11d92d05bacc1' into integrated
This commit is contained in:
commit
a013bd08e3
@ -282,7 +282,7 @@ protocol rip {
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<tag>include "<m/filename/"</tag>
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This statement causes inclusion of a new file. The maximal depth is set to 5.
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<tag>log "<m/filename/"|syslog [name <m/name/]|stderr all|{ <m/list of classes/ }</tag>
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<tag><label id="dsc-log">log "<m/filename/"|syslog [name <m/name/]|stderr all|{ <m/list of classes/ }</tag>
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Set logging of messages having the given class (either <cf/all/ or <cf/{
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error, trace }/ etc.) into selected destination (a file specified as a filename string,
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syslog with optional name argument, or the stderr output). Classes are:
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@ -651,9 +651,6 @@ This argument can be omitted if there exists only a single instance.
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<p>Here is a brief list of supported functions:
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<descrip>
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<tag>dump resources|sockets|interfaces|neighbors|attributes|routes|protocols</tag>
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Dump contents of internal data structures to the debugging output.
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<tag>show status</tag>
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Show router status, that is BIRD version, uptime and time from last reconfiguration.
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@ -812,6 +809,17 @@ This argument can be omitted if there exists only a single instance.
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<tag>debug <m/protocol/|<m/pattern/|all all|off|{ states | routes | filters | events | packets }</tag>
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Control protocol debugging.
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<tag>dump resources|sockets|interfaces|neighbors|attributes|routes|protocols</tag>
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Dump contents of internal data structures to the debugging output.
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<tag>echo all|off|{ <m/list of log classes/ } [ <m/buffer-size/ ]</tag>
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Control echoing of log messages to the command-line output.
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See <ref id="dsc-log" name="log option"> for a list of log classes.
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<tag>eval <m/expr/</tag>
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Evaluate given expression.
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</descrip>
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<chapt>Filters
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@ -31,6 +31,7 @@ Reply codes of BIRD command-line interface
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0020 Configuration OK
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0021 Undo requested
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0022 Undo scheduled
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0023 Evaluation of expression
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1000 BIRD version
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1001 Interface list
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@ -61,6 +62,7 @@ Reply codes of BIRD command-line interface
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8005 Protocol is down => cannot dump
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8006 Reload failed
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8007 Access denied
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8008 Evaluation runtime error
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9000 Command too long
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9001 Parse error
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@ -440,8 +440,6 @@ val_in_range(struct f_val v1, struct f_val v2)
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return CMP_ERROR;
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}
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static void val_print(struct f_val v);
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static void
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tree_node_print(struct f_tree *t, char **sep)
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{
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@ -474,7 +472,7 @@ tree_print(struct f_tree *t)
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/*
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* val_print - format filter value
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*/
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static void
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void
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val_print(struct f_val v)
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{
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char buf2[1024];
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@ -558,6 +556,8 @@ static struct rate_limit rl_runtime_err;
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#define TWOARGS_C TWOARGS \
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if (v1.type != v2.type) \
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runtime( "Can't operate with values of incompatible types" );
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#define ACCESS_RTE \
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do { if (!f_rte) runtime("No route to access"); } while (0)
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/**
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* interpret
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@ -821,6 +821,7 @@ interpret(struct f_inst *what)
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break;
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case 'a': /* rta access */
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{
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ACCESS_RTE;
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struct rta *rta = (*f_rte)->attrs;
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res.type = what->aux;
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switch(res.type) {
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@ -845,6 +846,7 @@ interpret(struct f_inst *what)
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}
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break;
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case P('a','S'):
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ACCESS_RTE;
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ONEARG;
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if (what->aux != v1.type)
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runtime( "Attempt to set static attribute to incompatible type" );
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@ -877,6 +879,7 @@ interpret(struct f_inst *what)
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}
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break;
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case P('e','a'): /* Access to extended attributes */
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ACCESS_RTE;
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{
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eattr *e = NULL;
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if (!(f_flags & FF_FORCE_TMPATTR))
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@ -944,6 +947,7 @@ interpret(struct f_inst *what)
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}
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break;
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case P('e','S'):
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ACCESS_RTE;
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ONEARG;
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{
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struct ea_list *l = lp_alloc(f_pool, sizeof(struct ea_list) + sizeof(eattr));
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@ -1021,10 +1025,12 @@ interpret(struct f_inst *what)
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}
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break;
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case 'P':
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ACCESS_RTE;
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res.type = T_INT;
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res.val.i = (*f_rte)->pref;
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break;
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case P('P','S'):
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ACCESS_RTE;
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ONEARG;
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if (v1.type != T_INT)
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runtime( "Can't set preference to non-integer" );
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@ -1246,6 +1252,7 @@ interpret(struct f_inst *what)
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}
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else
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{
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ACCESS_RTE;
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v1.val.px.ip = (*f_rte)->net->n.prefix;
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v1.val.px.len = (*f_rte)->net->n.pxlen;
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@ -1478,22 +1485,27 @@ f_run(struct filter *filter, struct rte **rte, struct ea_list **tmp_attrs, struc
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return res.val.i;
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}
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struct f_val
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f_eval(struct f_inst *expr, struct linpool *tmp_pool)
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{
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f_flags = 0;
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f_tmp_attrs = NULL;
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f_rte = NULL;
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f_pool = tmp_pool;
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log_reset();
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return interpret(expr);
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}
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int
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f_eval_int(struct f_inst *expr)
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{
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/* Called independently in parse-time to eval expressions */
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struct f_val res;
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f_flags = 0;
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f_tmp_attrs = NULL;
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f_rte = NULL;
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f_pool = cfg_mem;
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log_reset();
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res = interpret(expr);
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struct f_val res = f_eval(expr, cfg_mem);
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if (res.type != T_INT)
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cf_error("Integer expression expected");
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return res.val.i;
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}
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@ -109,6 +109,7 @@ struct ea_list;
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struct rte;
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int f_run(struct filter *filter, struct rte **rte, struct ea_list **tmp_attrs, struct linpool *tmp_pool, int flags);
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struct f_val f_eval(struct f_inst *expr, struct linpool *tmp_pool);
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int f_eval_int(struct f_inst *expr);
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u32 f_eval_asn(struct f_inst *expr);
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@ -120,6 +121,8 @@ int i_same(struct f_inst *f1, struct f_inst *f2);
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int val_compare(struct f_val v1, struct f_val v2);
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int tree_compare(const void *p1, const void *p2);
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void val_print(struct f_val v);
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#define F_NOP 0
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#define F_NONL 1
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#define F_ACCEPT 2 /* Need to preserve ordering: accepts < rejects! */
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20
nest/cmds.c
20
nest/cmds.c
@ -13,6 +13,7 @@
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#include "nest/cmds.h"
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#include "lib/string.h"
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#include "lib/resource.h"
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#include "filter/filter.h"
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extern int shutting_down;
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extern int configuring;
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@ -90,3 +91,22 @@ cmd_show_memory(void)
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print_size("Total:", rmemsize(&root_pool));
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cli_msg(0, "");
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}
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extern const char *log_buffer_ptr;
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void
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cmd_eval(struct f_inst *expr)
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{
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struct f_val v = f_eval(expr, this_cli->parser_pool);
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log_reset();
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if (v.type == T_RETURN)
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{
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cli_msg(8008, "runtime error");
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return;
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}
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val_print(v);
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cli_msg(23, "%s", log_buffer_ptr);
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log_reset();
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}
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@ -11,6 +11,9 @@ struct sym_show_data {
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struct symbol *sym;
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};
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struct f_inst;
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void cmd_show_status(void);
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void cmd_show_symbols(struct sym_show_data *sym);
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void cmd_show_memory(void);
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void cmd_eval(struct f_inst *expr);
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@ -619,7 +619,11 @@ CF_CLI(DUMP ROUTES,,, [[Dump routing table]])
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CF_CLI(DUMP PROTOCOLS,,, [[Dump protocol information]])
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{ protos_dump_all(); cli_msg(0, ""); } ;
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CF_CLI(ECHO, echo_mask echo_size, [all | off | <mask>] [<buffer-size>], [[Configure echoing of log messages]]) {
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CF_CLI(EVAL, term, <expr>, [[Evaluate an expression]])
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{ cmd_eval($2); } ;
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CF_CLI_HELP(ECHO, ..., [[Control echoing of log messages]])
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CF_CLI(ECHO, echo_mask echo_size, (all | off | { debug | trace | info | remote | warning | error | auth }) [<buffer-size>], [[Control echoing of log messages]]) {
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cli_set_log_echo(this_cli, $2, $3);
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cli_msg(0, "");
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} ;
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@ -627,7 +631,7 @@ CF_CLI(ECHO, echo_mask echo_size, [all | off | <mask>] [<buffer-size>], [[Config
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echo_mask:
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ALL { $$ = ~0; }
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| OFF { $$ = 0; }
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| NUM
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| '{' log_mask_list '}' { $$ = $2; }
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;
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echo_size:
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@ -254,6 +254,8 @@ void bgp_log_error(struct bgp_proto *p, u8 class, char *msg, unsigned code, unsi
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#define BS_ESTABLISHED 5
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#define BS_CLOSE 6 /* Used during transition to BS_IDLE */
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#define BS_MAX 7
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/* BGP start states
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*
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* Used in PS_START for fine-grained specification of starting state.
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static struct rate_limit rl_rcv_update, rl_snd_update;
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/* Table for state -> RFC 6608 FSM error subcodes */
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static byte fsm_err_subcode[BS_MAX] = {
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[BS_OPENSENT] = 1,
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[BS_OPENCONFIRM] = 2,
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[BS_ESTABLISHED] = 3
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};
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/*
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* MRT Dump format is not semantically specified.
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* We will use these values in appropriate fields:
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@ -720,7 +727,7 @@ bgp_rx_open(struct bgp_conn *conn, byte *pkt, int len)
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/* Check state */
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if (conn->state != BS_OPENSENT)
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{ bgp_error(conn, 5, 0, NULL, 0); return; }
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{ bgp_error(conn, 5, fsm_err_subcode[conn->state], NULL, 0); return; }
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/* Check message contents */
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if (len < 29 || len != 29 + pkt[28])
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@ -1060,7 +1067,7 @@ bgp_rx_update(struct bgp_conn *conn, byte *pkt, int len)
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bgp_conn_enter_established_state(conn);
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if (conn->state != BS_ESTABLISHED)
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{ bgp_error(conn, 5, 0, NULL, 0); return; }
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{ bgp_error(conn, 5, fsm_err_subcode[conn->state], NULL, 0); return; }
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bgp_start_timer(conn->hold_timer, conn->hold_time);
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/* Find parts of the packet and check sizes */
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@ -1122,7 +1129,10 @@ static struct {
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{ 3, 10, "Invalid network field" },
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{ 3, 11, "Malformed AS_PATH" },
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{ 4, 0, "Hold timer expired" },
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{ 5, 0, "Finite state machine error" },
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{ 5, 0, "Finite state machine error" }, /* Subcodes are according to [RFC6608] */
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{ 5, 1, "Unexpected message in OpenSent state" },
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{ 5, 2, "Unexpected message in OpenConfirm state" },
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{ 5, 3, "Unexpected message in Established state" },
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{ 6, 0, "Cease" }, /* Subcodes are according to [RFC4486] */
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{ 6, 1, "Maximum number of prefixes reached" },
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{ 6, 2, "Administrative shutdown" },
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@ -1253,7 +1263,7 @@ bgp_rx_keepalive(struct bgp_conn *conn)
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case BS_ESTABLISHED:
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break;
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default:
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bgp_error(conn, 5, 0, NULL, 0);
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bgp_error(conn, 5, fsm_err_subcode[conn->state], NULL, 0);
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}
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}
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@ -1265,7 +1275,7 @@ bgp_rx_route_refresh(struct bgp_conn *conn, byte *pkt, int len)
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BGP_TRACE(D_PACKETS, "Got ROUTE-REFRESH");
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if (conn->state != BS_ESTABLISHED)
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{ bgp_error(conn, 5, 0, NULL, 0); return; }
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{ bgp_error(conn, 5, fsm_err_subcode[conn->state], NULL, 0); return; }
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if (!p->cf->enable_refresh)
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{ bgp_error(conn, 1, 3, pkt+18, 1); return; }
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@ -70,6 +70,8 @@ static char log_buffer[LOG_BUFFER_SIZE];
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static char *log_buffer_pos;
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static int log_buffer_remains;
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const char *log_buffer_ptr = log_buffer;
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/**
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* log_reset - reset the log buffer
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