#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
-#include <syslog.h>
#include <fcntl.h>
#include <dlfcn.h>
#include <sys/socket.h>
#include <string.h>
#include <errno.h>
-#include "SNAPSHOT.h"
+#include "version.h"
#include "utils.h"
#include "tc_util.h"
#include "tc_common.h"
+#include "namespace.h"
+#include "rt_names.h"
+
+int show_stats;
+int show_details;
+int show_raw;
+int show_graph;
+int timestamp;
+
+int batch_mode;
+int use_iec;
+int force;
+bool use_names;
+int json;
+int color;
+int oneline;
+
+static char *conf_file;
-int show_stats = 0;
-int show_details = 0;
-int show_raw = 0;
-int resolve_hosts = 0;
-int use_iec = 0;
struct rtnl_handle rth;
static void *BODY; /* cached handle dlopen(NULL) */
-static struct qdisc_util * qdisc_list;
-static struct filter_util * filter_list;
+static struct qdisc_util *qdisc_list;
+static struct filter_util *filter_list;
-static int print_noqopt(struct qdisc_util *qu, FILE *f,
+static int print_noqopt(struct qdisc_util *qu, FILE *f,
struct rtattr *opt)
{
if (opt && RTA_PAYLOAD(opt))
- fprintf(f, "[Unknown qdisc, optlen=%u] ",
- (unsigned) RTA_PAYLOAD(opt));
+ fprintf(f, "[Unknown qdisc, optlen=%u] ",
+ (unsigned int) RTA_PAYLOAD(opt));
return 0;
}
-static int parse_noqopt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
+static int parse_noqopt(struct qdisc_util *qu, int argc, char **argv,
+ struct nlmsghdr *n, const char *dev)
{
if (argc) {
- fprintf(stderr, "Unknown qdisc \"%s\", hence option \"%s\" is unparsable\n", qu->id, *argv);
+ fprintf(stderr,
+ "Unknown qdisc \"%s\", hence option \"%s\" is unparsable\n",
+ qu->id, *argv);
return -1;
}
return 0;
static int print_nofopt(struct filter_util *qu, FILE *f, struct rtattr *opt, __u32 fhandle)
{
if (opt && RTA_PAYLOAD(opt))
- fprintf(f, "fh %08x [Unknown filter, optlen=%u] ",
- fhandle, (unsigned) RTA_PAYLOAD(opt));
+ fprintf(f, "fh %08x [Unknown filter, optlen=%u] ",
+ fhandle, (unsigned int) RTA_PAYLOAD(opt));
else if (fhandle)
fprintf(f, "fh %08x ", fhandle);
return 0;
}
-static int parse_nofopt(struct filter_util *qu, char *fhandle, int argc, char **argv, struct nlmsghdr *n)
+static int parse_nofopt(struct filter_util *qu, char *fhandle,
+ int argc, char **argv, struct nlmsghdr *n)
{
__u32 handle;
if (argc) {
- fprintf(stderr, "Unknown filter \"%s\", hence option \"%s\" is unparsable\n", qu->id, *argv);
+ fprintf(stderr,
+ "Unknown filter \"%s\", hence option \"%s\" is unparsable\n",
+ qu->id, *argv);
return -1;
}
if (fhandle) {
struct tcmsg *t = NLMSG_DATA(n);
+
if (get_u32(&handle, fhandle, 16)) {
fprintf(stderr, "Unparsable filter ID \"%s\"\n", fhandle);
return -1;
if (strcmp(q->id, str) == 0)
return q;
- snprintf(buf, sizeof(buf), "/usr/lib/tc/q_%s.so", str);
+ snprintf(buf, sizeof(buf), "%s/q_%s.so", get_tc_lib(), str);
dlh = dlopen(buf, RTLD_LAZY);
if (!dlh) {
/* look in current binary, only open once */
return q;
noexist:
- q = malloc(sizeof(*q));
+ q = calloc(1, sizeof(*q));
if (q) {
-
- memset(q, 0, sizeof(*q));
- q->id = strcpy(malloc(strlen(str)+1), str);
+ q->id = strdup(str);
q->parse_qopt = parse_noqopt;
q->print_qopt = print_noqopt;
goto reg;
if (strcmp(q->id, str) == 0)
return q;
- snprintf(buf, sizeof(buf), "/usr/lib/tc/f_%s.so", str);
+ snprintf(buf, sizeof(buf), "%s/f_%s.so", get_tc_lib(), str);
dlh = dlopen(buf, RTLD_LAZY);
if (dlh == NULL) {
dlh = BODY;
filter_list = q;
return q;
noexist:
- q = malloc(sizeof(*q));
+ q = calloc(1, sizeof(*q));
if (q) {
- memset(q, 0, sizeof(*q));
strncpy(q->id, str, 15);
q->parse_fopt = parse_nofopt;
q->print_fopt = print_nofopt;
static void usage(void)
{
- fprintf(stderr, "Usage: tc [ OPTIONS ] OBJECT { COMMAND | help }\n"
- "where OBJECT := { qdisc | class | filter | action }\n"
- " OPTIONS := { -s[tatistics] | -d[etails] | -r[aw] | -b[atch] file }\n");
+ fprintf(stderr,
+ "Usage: tc [ OPTIONS ] OBJECT { COMMAND | help }\n"
+ " tc [-force] -batch filename\n"
+ "where OBJECT := { qdisc | class | filter | chain |\n"
+ " action | monitor | exec }\n"
+ " OPTIONS := { -V[ersion] | -s[tatistics] | -d[etails] | -r[aw] |\n"
+ " -o[neline] | -j[son] | -p[retty] | -c[olor]\n"
+ " -b[atch] [filename] | -n[etns] name | -N[umeric] |\n"
+ " -nm | -nam[es] | { -cf | -conf } path }\n");
}
static int do_cmd(int argc, char **argv)
{
if (matches(*argv, "qdisc") == 0)
return do_qdisc(argc-1, argv+1);
-
if (matches(*argv, "class") == 0)
return do_class(argc-1, argv+1);
-
if (matches(*argv, "filter") == 0)
return do_filter(argc-1, argv+1);
-
+ if (matches(*argv, "chain") == 0)
+ return do_chain(argc-1, argv+1);
if (matches(*argv, "actions") == 0)
return do_action(argc-1, argv+1);
-
+ if (matches(*argv, "monitor") == 0)
+ return do_tcmonitor(argc-1, argv+1);
+ if (matches(*argv, "exec") == 0)
+ return do_exec(argc-1, argv+1);
if (matches(*argv, "help") == 0) {
usage();
return 0;
}
-
- fprintf(stderr, "Object \"%s\" is unknown, try \"tc help\".\n",
+
+ fprintf(stderr, "Object \"%s\" is unknown, try \"tc help\".\n",
*argv);
return -1;
}
-static int makeargs(char *line, char *argv[], int maxargs)
-{
- static const char ws[] = " \t\r\n";
- char *cp;
- int argc = 0;
-
- for (cp = strtok(line, ws); cp; cp = strtok(NULL, ws)) {
- if (argc >= maxargs) {
- fprintf(stderr, "Too many arguments to command\n");
- exit(1);
- }
- argv[argc++] = cp;
- }
- argv[argc] = NULL;
-
- return argc;
-}
-
static int batch(const char *name)
{
char *line = NULL;
size_t len = 0;
- ssize_t cc;
- int lineno = 0;
- char *largv[100];
- int largc, ret = 0;
+ int ret = 0;
- if (strcmp(name, "-") != 0) {
+ batch_mode = 1;
+ if (name && strcmp(name, "-") != 0) {
if (freopen(name, "r", stdin) == NULL) {
- fprintf(stderr, "Cannot open file \"%s\" for reading: %s=n",
+ fprintf(stderr,
+ "Cannot open file \"%s\" for reading: %s\n",
name, strerror(errno));
return -1;
}
return -1;
}
- while ((cc = getline(&line, &len, stdin)) != -1) {
- ++lineno;
-
- /* ignore blank lines and comments */
- if (*line == '\n' || *line == '#')
- continue;
-
- /* handle continuation lines */
- while (cc >= 2 && strcmp(line+cc-2, "\\\n") == 0) {
- char *line1 = NULL;
- ssize_t len1 = 0;
- int cc1;
- cc1 = getline(&line1, &len1, stdin);
-
- if (cc1 < 0) {
- fprintf(stderr, "Missing continuation line\n");
- return -1;
- }
- ++lineno;
- line = realloc(line, cc + cc1);
- if (!line) {
- fprintf(stderr, "Out of memory\n");
- return -1;
- }
-
- strcpy(line+cc-2, line1);
- cc += cc1 - 2;
- free(line1);
- }
+ cmdlineno = 0;
+ while (getcmdline(&line, &len, stdin) != -1) {
+ char *largv[100];
+ int largc;
largc = makeargs(line, largv, 100);
-
- ret = do_cmd(largc, largv);
- if (ret) {
- fprintf(stderr, "Command failed %s:%d\n", name, lineno);
- break;
+ if (largc == 0)
+ continue; /* blank line */
+
+ if (do_cmd(largc, largv)) {
+ fprintf(stderr, "Command failed %s:%d\n",
+ name, cmdlineno);
+ ret = 1;
+ if (!force)
+ break;
}
+ fflush(stdout);
}
+ free(line);
rtnl_close(&rth);
return ret;
}
int main(int argc, char **argv)
{
int ret;
+ char *batch_file = NULL;
while (argc > 1) {
if (argv[1][0] != '-')
++show_details;
} else if (matches(argv[1], "-raw") == 0) {
++show_raw;
+ } else if (matches(argv[1], "-pretty") == 0) {
+ ++pretty;
+ } else if (matches(argv[1], "-graph") == 0) {
+ show_graph = 1;
} else if (matches(argv[1], "-Version") == 0) {
- printf("tc utility, iproute2-ss%s\n", SNAPSHOT);
+ printf("tc utility, iproute2-%s\n", version);
return 0;
} else if (matches(argv[1], "-iec") == 0) {
++use_iec;
} else if (matches(argv[1], "-help") == 0) {
usage();
return 0;
- } else if (matches(argv[1], "-batch") == 0) {
- if (argc < 3) {
- fprintf(stderr, "Wrong number of arguments in batch mode\n");
+ } else if (matches(argv[1], "-force") == 0) {
+ ++force;
+ } else if (matches(argv[1], "-batch") == 0) {
+ argc--; argv++;
+ if (argc <= 1)
+ usage();
+ batch_file = argv[1];
+ } else if (matches(argv[1], "-netns") == 0) {
+ NEXT_ARG();
+ if (netns_switch(argv[1]))
return -1;
- }
-
- return batch(argv[2]);
+ } else if (matches(argv[1], "-Numeric") == 0) {
+ ++numeric;
+ } else if (matches(argv[1], "-names") == 0 ||
+ matches(argv[1], "-nm") == 0) {
+ use_names = true;
+ } else if (matches(argv[1], "-cf") == 0 ||
+ matches(argv[1], "-conf") == 0) {
+ NEXT_ARG();
+ conf_file = argv[1];
+ } else if (matches_color(argv[1], &color)) {
+ } else if (matches(argv[1], "-timestamp") == 0) {
+ timestamp++;
+ } else if (matches(argv[1], "-tshort") == 0) {
+ ++timestamp;
+ ++timestamp_short;
+ } else if (matches(argv[1], "-json") == 0) {
+ ++json;
+ } else if (matches(argv[1], "-oneline") == 0) {
+ ++oneline;
} else {
- fprintf(stderr, "Option \"%s\" is unknown, try \"tc -help\".\n", argv[1]);
+ fprintf(stderr,
+ "Option \"%s\" is unknown, try \"tc -help\".\n",
+ argv[1]);
return -1;
}
argc--; argv++;
}
+ _SL_ = oneline ? "\\" : "\n";
+
+ check_enable_color(color, json);
+
+ if (batch_file)
+ return batch(batch_file);
+
if (argc <= 1) {
usage();
return 0;
exit(1);
}
+ if (use_names && cls_names_init(conf_file)) {
+ ret = -1;
+ goto Exit;
+ }
+
ret = do_cmd(argc-1, argv+1);
+Exit:
rtnl_close(&rth);
+ if (use_names)
+ cls_names_uninit();
+
return ret;
}