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Diffstat (limited to 'src/nl-class-add.c')
-rw-r--r-- | src/nl-class-add.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/src/nl-class-add.c b/src/nl-class-add.c new file mode 100644 index 0000000..6e1c402 --- /dev/null +++ b/src/nl-class-add.c @@ -0,0 +1,129 @@ +/* + * src/nl-class-add.c Add/Update/Replace Traffic Class + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation version 2.1 + * of the License. + * + * Copyright (c) 2010 Thomas Graf <tgraf@suug.ch> + */ + +#include <netlink/cli/utils.h> +#include <netlink/cli/qdisc.h> +#include <netlink/cli/class.h> +#include <netlink/cli/link.h> + +static int quiet = 0; + +static void print_usage(void) +{ + printf( +"Usage: nl-class-add [OPTIONS]... class [CONFIGURATION]...\n" +"\n" +"OPTIONS\n" +" -q, --quiet Do not print informal notifications.\n" +" -h, --help Show this help text.\n" +" -v, --version Show versioning information.\n" +" --update Update class if it exists.\n" +" --update-only Only update class, never create it.\n" +" -d, --dev=DEV Network device the class should be attached to.\n" +" -i, --id=ID ID of new class (default: auto-generated)r\n" +" -p, --parent=ID ID of parent { root | ingress | class-ID }\n" +"\n" +"CONFIGURATION\n" +" -h, --help Show help text of class specific options.\n" +"\n" +"EXAMPLE\n" +" $ nl-class-add --dev=eth1 --parent=root htb --rate=100mbit\n" +"\n" + ); + exit(0); +} + +int main(int argc, char *argv[]) +{ + struct nl_sock *sock; + struct rtnl_class *class; + struct nl_cache *link_cache; + struct nl_dump_params dp = { + .dp_type = NL_DUMP_DETAILS, + .dp_fd = stdout, + }; + struct nl_cli_qdisc_module *qm; + struct rtnl_class_ops *ops; + int err, flags = NLM_F_CREATE | NLM_F_EXCL; + char *kind; + + sock = nl_cli_alloc_socket(); + nl_cli_connect(sock, NETLINK_ROUTE); + + link_cache = nl_cli_link_alloc_cache(sock); + + class = nl_cli_class_alloc(); + + for (;;) { + int c, optidx = 0; + enum { + ARG_UPDATE = 257, + ARG_UPDATE_ONLY = 258, + }; + static struct option long_opts[] = { + { "quiet", 0, 0, 'q' }, + { "help", 0, 0, 'h' }, + { "version", 0, 0, 'v' }, + { "dev", 1, 0, 'd' }, + { "parent", 1, 0, 'p' }, + { "id", 1, 0, 'i' }, + { "update", 0, 0, ARG_UPDATE }, + { "update-only", 0, 0, ARG_UPDATE_ONLY }, + { 0, 0, 0, 0 } + }; + + c = getopt_long(argc, argv, "+qhvd:p:i:", + long_opts, &optidx); + if (c == -1) + break; + + switch (c) { + case 'q': quiet = 1; break; + case 'h': print_usage(); break; + case 'v': nl_cli_print_version(); break; + case 'd': nl_cli_class_parse_dev(class, link_cache, optarg); break; + case 'p': nl_cli_class_parse_parent(class, optarg); break; + case 'i': nl_cli_class_parse_handle(class, optarg); break; + case ARG_UPDATE: flags = NLM_F_CREATE; break; + case ARG_UPDATE_ONLY: flags = 0; break; + } + } + + if (optind >= argc) + print_usage(); + + if (!rtnl_class_get_ifindex(class)) + nl_cli_fatal(EINVAL, "You must specify a network device (--dev=XXX)"); + + if (!rtnl_class_get_parent(class)) + nl_cli_fatal(EINVAL, "You must specify a parent (--parent=XXX)"); + + kind = argv[optind++]; + rtnl_class_set_kind(class, kind); + + if (!(ops = rtnl_class_lookup_ops(class))) + nl_cli_fatal(ENOENT, "Unknown class \"%s\"", kind); + + if (!(qm = nl_cli_qdisc_lookup_by_class(ops))) + nl_cli_fatal(ENOTSUP, "class type \"%s\" not supported.", kind); + + qm->qm_parse_class_argv(class, argc, argv); + + if (!quiet) { + printf("Adding "); + nl_object_dump(OBJ_CAST(class), &dp); + } + + if ((err = rtnl_class_add(sock, class, flags)) < 0) + nl_cli_fatal(EINVAL, "Unable to add class: %s", nl_geterror(err)); + + return 0; +} |