Rework command set

Signed-off-by: Adrien Gallouët <adrien@gallouet.fr>

src/bind.c

@@ -310,6 +310,7 @@ gt_bind(int argc, char **argv)
                 case CTL_CONF:
                     if (mud_set_conf(mud, &req.conf))
                         res.ret = errno;
+                    res.conf = req.conf;
                     break;
                 case CTL_STATUS:
                     memcpy(res.status.tun_name, tun_name, sizeof(tun_name)); // XXX

src/common.c

@@ -114,3 +114,79 @@ gt_toaddr(char *str, size_t size, struct sockaddr *sa)
     errno = EAFNOSUPPORT;
     return -1;
 }
+
+int
+gt_totime(char *str, size_t size, unsigned long long t)
+{
+    if (!str || size < 4) {
+        errno = EINVAL;
+        return -1;
+    }
+
+    if (!t) {
+        memcpy(str, "now", 4);
+        return 0;
+    }
+
+    struct {
+        unsigned long long v;
+        unsigned long long n;
+        char *name;
+    } u[] = {
+        {0, 1000, "ms"},
+        {0,   60,  "s"},
+        {0,   60,  "m"},
+        {0,   24,  "h"},
+        {0,    0,  "d"},
+    };
+
+    size_t len = 0;
+    unsigned i = 0;
+
+    while (u[i].n) {
+        u[i].v = t % u[i].n;
+        t /= u[i].n;
+        i++;
+    }
+
+    u[i++].v = t;
+
+    while (i--)
+        if (u[i].v) {
+            int ret = snprintf(str + len, size - len, "%llu%s", u[i].v, u[i].name);
+            if (ret <= 0 || (size_t)ret >= size - len) {
+                errno = EINVAL;
+                return -1;
+            }
+            len += ret;
+        }
+
+    return 0;
+}
+
+int
+gt_torate(char *str, size_t size, unsigned long long r)
+{
+    if (!str || size < 5) {
+        errno = EINVAL;
+        return -1;
+    }
+
+    unsigned k = 0;
+
+    while (r && k < 4 && !(r % 1000)) {
+        r /= 1000;
+        k++;
+    }
+
+    int ret = snprintf(str, size, "%llu%sbit%s", r,
+                       &"\0\0k\0M\0G\0T"[k << 1],
+                       &"s"[r <= 1]);
+
+    if (ret <= 0 || (size_t)ret >= size) {
+        errno = EINVAL;
+        return -1;
+    }
+
+    return 0;
+}

src/common.h

@@ -61,6 +61,8 @@ void     gt_set_port (struct sockaddr *, uint16_t);
 uint16_t gt_get_port (struct sockaddr *);
 
 int gt_toaddr (char *, size_t, struct sockaddr *);
+int gt_totime (char *, size_t, unsigned long long);
+int gt_torate (char *, size_t, unsigned long long);
 
 int gt_list    (int, char **);
 int gt_show    (int, char **);

src/path.c

@@ -10,6 +10,8 @@ gt_path_print(struct mud_path *path, int term)
 {
     const char *statestr = NULL;
     char bindstr[INET6_ADDRSTRLEN];
+    char beatstr[32];
+    char txstr[32], rxstr[32];
 
     switch (path->state) {
         case MUD_UP:     statestr = "up";     break;
@@ -22,15 +24,23 @@ gt_path_print(struct mud_path *path, int term)
                   (struct sockaddr *)&path->local_addr))
         return;
 
-    printf(term ? "path %s %s losslimit %u%% beat %"PRIu64"ms "
-                  "rate %s tx %"PRIu64" rx %"PRIu64"\n"
-                : "path %s %s %u %"PRIu64" %s %"PRIu64" %"PRIu64"\n",
+    if (gt_totime(beatstr, sizeof(beatstr), path->conf.beat / 1000))
+        return;
+
+    if (gt_torate(txstr, sizeof(txstr), path->conf.tx_max_rate * 8))
+        return;
+
+    if (gt_torate(rxstr, sizeof(rxstr), path->conf.rx_max_rate * 8))
+        return;
+
+    printf(term ? "path %s %s losslimit %u%% beat %s "
+                  "rate %s tx %s rx %s\n"
+                : "path %s %s %u %s %s %s %s\n",
             statestr, bindstr,
             path->conf.loss_limit * 100U / 255U,
-            path->conf.beat / 1000,
+            beatstr,
             path->conf.fixed_rate ? "fixed" : "auto",
-            path->conf.tx_max_rate,
-            path->conf.rx_max_rate);
+            txstr, rxstr);
 }
 
 static int

src/set.c

@@ -26,7 +26,7 @@ gt_argz_tc(void *data, int argc, char **argv)
     } else return -1;
 
     if (data)
-        *(int *)data = (val << 1) | 1;
+        *(int *)data = val;
 
     return 1;
 }
@@ -35,22 +35,32 @@ int
 gt_set(int argc, char **argv)
 {
     const char *dev = NULL;
-
-    struct ctl_msg req = {
-        .type = CTL_CONF,
-    }, res = {0};
+    unsigned long kxtimeout;
+    unsigned long timetolerance;
+    unsigned long keepalive;
+    int tc;
 
     struct argz pathz[] = {
         {"dev", "NAME", &dev, argz_str},
-        {"tc", "CS|AF|EF", &req.conf.tc, gt_argz_tc},
-        {"kxtimeout", "SECONDS", &req.conf.kxtimeout, argz_time},
-        {"timetolerance", "SECONDS", &req.conf.timetolerance, argz_time},
-        {"keepalive", "SECONDS", &req.conf.keepalive, argz_time},
+        {"tc", "CS|AF|EF", &tc, gt_argz_tc},
+        {"kxtimeout", "SECONDS", &kxtimeout, argz_time},
+        {"timetolerance", "SECONDS", &timetolerance, argz_time},
+        {"keepalive", "SECONDS", &keepalive, argz_time},
         {NULL}};
 
     if (argz(pathz, argc, argv))
         return 1;
 
+    struct ctl_msg req = {
+        .type = CTL_CONF,
+        .conf = {
+            .tc = tc ? (tc << 1) | 1 : 0,
+            .kxtimeout = kxtimeout * UINT64_C(1000),
+            .timetolerance = timetolerance * UINT64_C(1000),
+            .keepalive = keepalive * UINT64_C(1000),
+        },
+    }, res = {0};
+
     int fd = ctl_connect(dev);
 
     if (fd < 0) {
@@ -60,6 +70,16 @@ gt_set(int argc, char **argv)
 
     int ret = ctl_reply(fd, &res, &req);
 
+    char t0[32];
+    char t1[32];
+    char t2[32];
+
+    gt_totime(t0, sizeof(t0), res.conf.kxtimeout / 1000);
+    gt_totime(t1, sizeof(t1), res.conf.timetolerance / 1000);
+    gt_totime(t2, sizeof(t2), res.conf.keepalive / 1000);
+
+    printf("set kxtimeout %s timetolerance %s keepalive %s tc %i\n", t0, t1, t2, res.conf.tc);
+
     if (ret)
         perror("set");