[backfire] swconfig: Add generic switch identifiers
[openwrt-10.03/.git] / package / swconfig / src / cli.c
index c6035e585cec646ad7dda12396d6ad872839d431..eff34fb754fac7f6f2dfb5fab89183bf8fc475fe 100644 (file)
@@ -2,6 +2,7 @@
  * swconfig.c: Switch configuration utility
  *
  * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
+ * Copyright (C) 2010 Martin Mares <mj@ucw.cz>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -22,6 +23,7 @@
 #include <getopt.h>
 #include <sys/types.h>
 #include <sys/socket.h>
+#include <uci.h>
 
 #include <linux/types.h>
 #include <linux/netlink.h>
 #include <linux/switch.h>
 #include "swlib.h"
 
-#define GET            1
-#define SET            2
+enum {
+       CMD_NONE,
+       CMD_GET,
+       CMD_SET,
+       CMD_LOAD,
+       CMD_HELP,
+       CMD_SHOW,
+};
 
-void print_attrs(struct switch_attr *attr)
+static void
+print_attrs(const struct switch_attr *attr)
 {
        int i = 0;
        while (attr) {
@@ -62,9 +71,10 @@ void print_attrs(struct switch_attr *attr)
        }
 }
 
-void list_attributes(struct switch_dev *dev)
+static void
+list_attributes(struct switch_dev *dev)
 {
-       printf("Switch %d: %s(%s), ports: %d, vlans: %d\n", dev->id, dev->dev_name, dev->name, dev->ports, dev->vlans);
+       printf("%s: %s(%s), ports: %d (cpu @ %d), vlans: %d\n", dev->dev_name, dev->alias, dev->name, dev->ports, dev->cpu_port, dev->vlans);
        printf("     --switch\n");
        print_attrs(dev->ops);
        printf("     --vlan\n");
@@ -73,10 +83,108 @@ void list_attributes(struct switch_dev *dev)
        print_attrs(dev->port_ops);
 }
 
-void print_usage(void)
+static void
+print_attr_val(const struct switch_attr *attr, const struct switch_val *val)
 {
-       printf("swconfig dev <dev> [port <port>|vlan <vlan>] (help|set <key> <value>|get <key>)\n");
-       exit(0);
+       int i;
+
+       switch (attr->type) {
+       case SWITCH_TYPE_INT:
+               printf("%d", val->value.i);
+               break;
+       case SWITCH_TYPE_STRING:
+               printf("%s", val->value.s);
+               break;
+       case SWITCH_TYPE_PORTS:
+               for(i = 0; i < val->len; i++) {
+                       printf("%d%s ",
+                               val->value.ports[i].id,
+                               (val->value.ports[i].flags &
+                                SWLIB_PORT_FLAG_TAGGED) ? "t" : "");
+               }
+               break;
+       default:
+               printf("?unknown-type?");
+       }
+}
+
+static void
+show_attrs(struct switch_dev *dev, struct switch_attr *attr, struct switch_val *val)
+{
+       while (attr) {
+               if (attr->type != SWITCH_TYPE_NOVAL) {
+                       printf("\t%s: ", attr->name);
+                       if (swlib_get_attr(dev, attr, val) < 0)
+                               printf("???");
+                       else
+                               print_attr_val(attr, val);
+                       putchar('\n');
+               }
+               attr = attr->next;
+       }
+}
+
+static void
+show_global(struct switch_dev *dev)
+{
+       struct switch_val val;
+
+       printf("Global attributes:\n");
+       show_attrs(dev, dev->ops, &val);
+}
+
+static void
+show_port(struct switch_dev *dev, int port)
+{
+       struct switch_val val;
+
+       printf("Port %d:\n", port);
+       val.port_vlan = port;
+       show_attrs(dev, dev->port_ops, &val);
+}
+
+static void
+show_vlan(struct switch_dev *dev, int vlan)
+{
+       struct switch_val val;
+
+       printf("VLAN %d:\n", vlan);
+       val.port_vlan = vlan;
+       show_attrs(dev, dev->vlan_ops, &val);
+}
+
+static void
+print_usage(void)
+{
+       printf("swconfig dev <dev> [port <port>|vlan <vlan>] (help|set <key> <value>|get <key>|load <config>|show)\n");
+       exit(1);
+}
+
+static void
+swconfig_load_uci(struct switch_dev *dev, const char *name)
+{
+       struct uci_context *ctx;
+       struct uci_package *p = NULL;
+       struct uci_element *e;
+       int ret = -1;
+
+       ctx = uci_alloc_context();
+       if (!ctx)
+               return;
+
+       uci_load(ctx, name, &p);
+       if (!p) {
+               uci_perror(ctx, "Failed to load config file: ");
+               goto out;
+       }
+
+       ret = swlib_apply_from_uci(dev, p);
+       if (ret < 0)
+               fprintf(stderr, "Failed to apply configuration for switch '%s'\n", dev->dev_name);
+
+out:
+       uci_free_context(ctx);
+       exit(ret);
 }
 
 int main(int argc, char **argv)
@@ -88,15 +196,12 @@ int main(int argc, char **argv)
        int err;
        int i;
 
-       struct switch_port *ports;
-
-       int cmd = 0;
+       int cmd = CMD_NONE;
        char *cdev = NULL;
        int cport = -1;
        int cvlan = -1;
        char *ckey = NULL;
        char *cvalue = NULL;
-       int chelp = 0;
 
        if(argc < 4)
                print_usage();
@@ -108,43 +213,38 @@ int main(int argc, char **argv)
 
        for(i = 3; i < argc; i++)
        {
-               int p;
-               if(!strcmp(argv[i], "help"))
-               {
-                       chelp = 1;
-                       continue;
-               }
-               if(i + 1 >= argc)
+               char *arg = argv[i];
+               if (cmd != CMD_NONE) {
                        print_usage();
-               p = atoi(argv[i + 1]);
-               if(!strcmp(argv[i], "port"))
-               {
-                       cport = p;
-               } else if(!strcmp(argv[i], "vlan"))
-               {
-                       cvlan = p;
-               } else if(!strcmp(argv[i], "set"))
-               {
-                       if(argc <= i + 1)
+               } else if (!strcmp(arg, "port") && i+1 < argc) {
+                       cport = atoi(argv[++i]);
+               } else if (!strcmp(arg, "vlan") && i+1 < argc) {
+                       cvlan = atoi(argv[++i]);
+               } else if (!strcmp(arg, "help")) {
+                       cmd = CMD_HELP;
+               } else if (!strcmp(arg, "set") && i+1 < argc) {
+                       cmd = CMD_SET;
+                       ckey = argv[++i];
+                       if (i+1 < argc)
+                               cvalue = argv[++i];
+               } else if (!strcmp(arg, "get") && i+1 < argc) {
+                       cmd = CMD_GET;
+                       ckey = argv[++i];
+               } else if (!strcmp(arg, "load") && i+1 < argc) {
+                       if ((cport >= 0) || (cvlan >= 0))
                                print_usage();
-                       cmd = SET;
-                       ckey = argv[i + 1];
-                       if (argc > i + 2)
-                               cvalue = argv[i + 2];
-                       else
-                               cvalue = NULL;
-                       i++;
-               } else if(!strcmp(argv[i], "get"))
-               {
-                       cmd = GET;
-                       ckey = argv[i + 1];
-               } else{
+                       cmd = CMD_LOAD;
+                       ckey = argv[++i];
+               } else if (!strcmp(arg, "show")) {
+                       cmd = CMD_SHOW;
+               } else {
                        print_usage();
                }
-               i++;
        }
 
-       if(cport > -1 && cvlan > -1)
+       if (cmd == CMD_NONE)
+               print_usage();
+       if (cport > -1 && cvlan > -1)
                print_usage();
 
        dev = swlib_connect(cdev);
@@ -153,75 +253,41 @@ int main(int argc, char **argv)
                return 1;
        }
 
-       ports = malloc(sizeof(struct switch_port) * dev->ports);
-       memset(ports, 0, sizeof(struct switch_port) * dev->ports);
        swlib_scan(dev);
 
-       if(chelp)
-       {
-               list_attributes(dev);
-               goto out;
-       }
-
-       if(cport > -1)
-               a = swlib_lookup_attr(dev, SWLIB_ATTR_GROUP_PORT, ckey);
-       else if(cvlan > -1)
-               a = swlib_lookup_attr(dev, SWLIB_ATTR_GROUP_VLAN, ckey);
-       else
-               a = swlib_lookup_attr(dev, SWLIB_ATTR_GROUP_GLOBAL, ckey);
+       if (cmd == CMD_GET || cmd == CMD_SET) {
+               if(cport > -1)
+                       a = swlib_lookup_attr(dev, SWLIB_ATTR_GROUP_PORT, ckey);
+               else if(cvlan > -1)
+                       a = swlib_lookup_attr(dev, SWLIB_ATTR_GROUP_VLAN, ckey);
+               else
+                       a = swlib_lookup_attr(dev, SWLIB_ATTR_GROUP_GLOBAL, ckey);
 
-       if(!a)
-       {
-               fprintf(stderr, "Unknown attribute \"%s\"\n", ckey);
-               goto out;
+               if(!a)
+               {
+                       fprintf(stderr, "Unknown attribute \"%s\"\n", ckey);
+                       goto out;
+               }
        }
 
        switch(cmd)
        {
-       case SET:
+       case CMD_SET:
                if ((a->type != SWITCH_TYPE_NOVAL) &&
                                (cvalue == NULL))
                        print_usage();
 
-               switch(a->type) {
-               case SWITCH_TYPE_INT:
-                       val.value.i = atoi(cvalue);
-                       break;
-               case SWITCH_TYPE_STRING:
-                       val.value.s = cvalue;
-                       break;
-               case SWITCH_TYPE_PORTS:
-                       val.len = 0;
-                       while(cvalue && *cvalue)
-                       {
-                               ports[val.len].flags = 0;
-                               ports[val.len].id = strtol(cvalue, &cvalue, 10);
-                               while(*cvalue && !isspace(*cvalue)) {
-                                       if (*cvalue == 't')
-                                               ports[val.len].flags |= SWLIB_PORT_FLAG_TAGGED;
-                                       cvalue++;
-                               }
-                               if (*cvalue)
-                                       cvalue++;
-                               val.len++;
-                       }
-                       val.value.ports = ports;
-                       break;
-               default:
-                       break;
-               }
                if(cvlan > -1)
-                       val.port_vlan = cvlan;
-               if(cport > -1)
-                       val.port_vlan = cport;
-               if(swlib_set_attr(dev, a, &val) < 0)
+                       cport = cvlan;
+
+               if(swlib_set_attr_string(dev, a, cport, cvalue) < 0)
                {
                        fprintf(stderr, "failed\n");
                        retval = -1;
                        goto out;
                }
                break;
-       case GET:
+       case CMD_GET:
                if(cvlan > -1)
                        val.port_vlan = cvlan;
                if(cport > -1)
@@ -232,24 +298,32 @@ int main(int argc, char **argv)
                        retval = -1;
                        goto out;
                }
-               switch(a->type) {
-               case SWITCH_TYPE_INT:
-                       printf("%d\n", val.value.i);
-                       break;
-               case SWITCH_TYPE_STRING:
-                       printf("%s\n", val.value.s);
-                       break;
-               case SWITCH_TYPE_PORTS:
-                       for(i = 0; i < val.len; i++)
-                               printf("%d ", val.value.ports[i]);
-                       printf("\n");
-                       break;
+               print_attr_val(a, &val);
+               putchar('\n');
+               break;
+       case CMD_LOAD:
+               swconfig_load_uci(dev, ckey);
+               break;
+       case CMD_HELP:
+               list_attributes(dev);
+               break;
+       case CMD_SHOW:
+               if (cport >= 0 || cvlan >= 0) {
+                       if (cport >= 0)
+                               show_port(dev, cport);
+                       else
+                               show_vlan(dev, cvlan);
+               } else {
+                       show_global(dev);
+                       for (i=0; i < dev->ports; i++)
+                               show_port(dev, i);
+                       for (i=0; i < dev->vlans; i++)
+                               show_vlan(dev, i);
                }
+               break;
        }
 
 out:
        swlib_free_all(dev);
-       free(ports);
-
        return 0;
 }