diff options
Diffstat (limited to 'package/network/config/swconfig/src/cli.c')
-rw-r--r-- | package/network/config/swconfig/src/cli.c | 340 |
1 files changed, 340 insertions, 0 deletions
diff --git a/package/network/config/swconfig/src/cli.c b/package/network/config/swconfig/src/cli.c new file mode 100644 index 0000000000..9cd16abb5f --- /dev/null +++ b/package/network/config/swconfig/src/cli.c @@ -0,0 +1,340 @@ +/* + * 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 + * version 2 as published by the Free Software Foundatio. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <inttypes.h> +#include <errno.h> +#include <stdint.h> +#include <getopt.h> +#include <sys/types.h> +#include <sys/socket.h> +#include <uci.h> + +#include <linux/types.h> +#include <linux/netlink.h> +#include <linux/genetlink.h> +#include <netlink/netlink.h> +#include <netlink/genl/genl.h> +#include <netlink/genl/ctrl.h> +#include <linux/switch.h> +#include "swlib.h" + +enum { + CMD_NONE, + CMD_GET, + CMD_SET, + CMD_LOAD, + CMD_HELP, + CMD_SHOW, +}; + +static void +print_attrs(const struct switch_attr *attr) +{ + int i = 0; + while (attr) { + const char *type; + switch(attr->type) { + case SWITCH_TYPE_INT: + type = "int"; + break; + case SWITCH_TYPE_STRING: + type = "string"; + break; + case SWITCH_TYPE_PORTS: + type = "ports"; + break; + case SWITCH_TYPE_NOVAL: + type = "none"; + break; + default: + type = "unknown"; + break; + } + printf("\tAttribute %d (%s): %s (%s)\n", ++i, type, attr->name, attr->description); + attr = attr->next; + } +} + +static void +list_attributes(struct switch_dev *dev) +{ + 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"); + print_attrs(dev->vlan_ops); + printf(" --port\n"); + print_attrs(dev->port_ops); +} + +static void +print_attr_val(const struct switch_attr *attr, const struct switch_val *val) +{ + 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, bool all) +{ + struct switch_val val; + struct switch_attr *attr; + + val.port_vlan = vlan; + + if (all) { + attr = swlib_lookup_attr(dev, SWLIB_ATTR_GROUP_VLAN, "ports"); + if (swlib_get_attr(dev, attr, &val) < 0) + return; + + if (!val.len) + return; + } + + printf("VLAN %d:\n", 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) +{ + int retval = 0; + struct switch_dev *dev; + struct switch_attr *a; + struct switch_val val; + int err; + int i; + + int cmd = CMD_NONE; + char *cdev = NULL; + int cport = -1; + int cvlan = -1; + char *ckey = NULL; + char *cvalue = NULL; + + if(argc < 4) + print_usage(); + + if(strcmp(argv[1], "dev")) + print_usage(); + + cdev = argv[2]; + + for(i = 3; i < argc; i++) + { + char *arg = argv[i]; + if (cmd != CMD_NONE) { + print_usage(); + } 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 = CMD_LOAD; + ckey = argv[++i]; + } else if (!strcmp(arg, "show")) { + cmd = CMD_SHOW; + } else { + print_usage(); + } + } + + if (cmd == CMD_NONE) + print_usage(); + if (cport > -1 && cvlan > -1) + print_usage(); + + dev = swlib_connect(cdev); + if (!dev) { + fprintf(stderr, "Failed to connect to the switch\n"); + return 1; + } + + swlib_scan(dev); + + 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; + } + } + + switch(cmd) + { + case CMD_SET: + if ((a->type != SWITCH_TYPE_NOVAL) && + (cvalue == NULL)) + print_usage(); + + if(cvlan > -1) + cport = cvlan; + + if(swlib_set_attr_string(dev, a, cport, cvalue) < 0) + { + fprintf(stderr, "failed\n"); + retval = -1; + goto out; + } + break; + case CMD_GET: + if(cvlan > -1) + val.port_vlan = cvlan; + if(cport > -1) + val.port_vlan = cport; + if(swlib_get_attr(dev, a, &val) < 0) + { + fprintf(stderr, "failed\n"); + retval = -1; + goto out; + } + 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, false); + } 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, true); + } + break; + } + +out: + swlib_free_all(dev); + return 0; +} |