| /** |
| * @file main_ni.c |
| * @author Radek Krejci <rkrejci@cesnet.cz> |
| * @brief libyang's yanglint tool - noninteractive code |
| * |
| * Copyright (c) 2020 CESNET, z.s.p.o. |
| * |
| * This source code is licensed under BSD 3-Clause License (the "License"). |
| * You may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * https://opensource.org/licenses/BSD-3-Clause |
| */ |
| |
| #define _GNU_SOURCE |
| |
| #include <errno.h> |
| #include <getopt.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <strings.h> |
| #include <sys/stat.h> |
| |
| #include "libyang.h" |
| |
| #include "common.h" |
| #include "out.h" |
| #include "tools/config.h" |
| |
| /** |
| * @brief Context structure to hold and pass variables in a structured form. |
| */ |
| struct context { |
| /* libyang context for the run */ |
| struct ly_ctx *ctx; |
| |
| /* prepared output (--output option or stdout by default) */ |
| struct ly_out *out; |
| |
| struct ly_set searchpaths; |
| |
| /* options flags */ |
| uint8_t list; /* -l option to print list of schemas */ |
| |
| /* line length for 'tree' format */ |
| size_t line_length; /* --tree-line-length */ |
| |
| /* |
| * schema |
| */ |
| /* set schema modules' features via --features option (struct schema_features *) */ |
| struct ly_set schema_features; |
| |
| /* set of loaded schema modules (struct lys_module *) */ |
| struct ly_set schema_modules; |
| |
| /* options to parse and print schema modules */ |
| uint32_t schema_parse_options; |
| uint32_t schema_print_options; |
| |
| /* specification of printing schema node subtree, option --schema-node */ |
| const char *schema_node_path; |
| const struct lysc_node *schema_node; |
| const char *submodule; |
| |
| /* value of --format in case of schema format */ |
| LYS_OUTFORMAT schema_out_format; |
| |
| /* |
| * data |
| */ |
| /* various options based on --type option */ |
| enum lyd_type data_type; |
| uint32_t data_parse_options; |
| uint32_t data_validate_options; |
| uint32_t data_print_options; |
| |
| /* flag for --merge option */ |
| uint8_t data_merge; |
| |
| /* value of --format in case of data format */ |
| LYD_FORMAT data_out_format; |
| |
| /* input data files (struct cmdline_file *) */ |
| struct ly_set data_inputs; |
| |
| /* storage for --operational */ |
| struct cmdline_file data_operational; |
| }; |
| |
| static void |
| erase_context(struct context *c) |
| { |
| /* data */ |
| ly_set_erase(&c->data_inputs, free_cmdline_file); |
| ly_in_free(c->data_operational.in, 1); |
| |
| /* schema */ |
| ly_set_erase(&c->schema_features, free_features); |
| ly_set_erase(&c->schema_modules, NULL); |
| |
| /* context */ |
| ly_set_erase(&c->searchpaths, NULL); |
| |
| ly_out_free(c->out, NULL, 0); |
| ly_ctx_destroy(c->ctx); |
| } |
| |
| static void |
| version(void) |
| { |
| printf("yanglint %s\n", PROJECT_VERSION); |
| } |
| |
| static void |
| help(int shortout) |
| { |
| |
| printf("Usage:\n" |
| " yanglint [Options] [-f { yang | yin | info}] <schema>...\n" |
| " Validates the YANG module in <schema>, and all its dependencies.\n\n" |
| " yanglint [Options] [-f { xml | json }] <schema>... <file> ...\n" |
| " Validates the YANG modeled data in <file> according to the <schema>.\n\n" |
| " yanglint\n" |
| " Starts interactive mode with more features.\n\n"); |
| |
| if (shortout) { |
| return; |
| } |
| printf("Options:\n" |
| " -h, --help Show this help message and exit.\n" |
| " -v, --version Show version number and exit.\n" |
| " -V, --verbose Show verbose messages, can be used multiple times to\n" |
| " increase verbosity.\n"); |
| |
| printf(" -f FORMAT, --format=FORMAT\n" |
| " Convert input into FORMAT. Supported formats: \n" |
| " yang, yin, tree and info for schemas,\n" |
| " xml, json for data.\n\n"); |
| |
| printf(" -p PATH, --path=PATH\n" |
| " Search path for schema (YANG/YIN) modules. The option can be\n" |
| " used multiple times. The current working directory and the\n" |
| " path of the module being added is used implicitly.\n\n"); |
| |
| printf(" -D, --disable-searchdir\n" |
| " Do not implicitly search in current working directory for\n" |
| " schema modules. If specified a second time, do not even\n" |
| " search in the module directory (all modules must be \n" |
| " explicitly specified).\n\n"); |
| |
| printf(" -F FEATURES, --features=FEATURES\n" |
| " Features to support, default all in all implemented modules.\n" |
| " <modname>:[<feature>,]*\n\n"); |
| |
| printf(" -i, --make-implemented\n" |
| " Make the imported modules \"referenced\" from any loaded\n" |
| " module also implemented. If specified a second time, all the\n" |
| " modules are set implemented.\n\n"); |
| |
| printf(" -P PATH, --schema-node=PATH\n" |
| " Print only the specified subtree of the schema.\n" |
| " The PATH is the XPath subset mentioned in documentation as\n" |
| " the Path format. The option can be combined with --single-node\n" |
| " option to print information only about the specified node.\n" |
| " -q, --single-node\n" |
| " Supplement to the --schema-node option to print information\n" |
| " only about a single node specified as PATH argument.\n\n"); |
| |
| printf(" -s SUBMODULE, --submodule=SUBMODULE\n" |
| " Print the specific submodule instead of the main module.\n\n"); |
| |
| printf(" -n, --not-strict\n" |
| " Do not require strict data parsing (silently skip unknown data),\n" |
| " has no effect for schemas.\n\n"); |
| |
| printf(" -e, --present Validate only with the schema modules whose data actually\n" |
| " exist in the provided input data files. Takes effect only\n" |
| " with the 'data' or 'config' TYPEs. Used to avoid requiring\n" |
| " mandatory nodes from modules which data are not present in the\n" |
| " provided input data files.\n\n"); |
| |
| printf(" -t TYPE, --type=TYPE\n" |
| " Specify data tree type in the input data file(s):\n" |
| " data - Complete datastore with status data (default type).\n" |
| " config - Configuration datastore (without status data).\n" |
| " get - Result of the NETCONF <get> operation.\n" |
| " getconfig - Result of the NETCONF <get-config> operation.\n" |
| " edit - Content of the NETCONF <edit-config> operation.\n" |
| " rpc - Content of the NETCONF <rpc> message, defined as YANG's\n" |
| " RPC/Action input statement.\n" |
| " reply - Reply to the RPC/Action. Note that the reply data are\n" |
| " expected inside a container representing the original\n" |
| " RPC/Action. This is necessary to identify appropriate\n" |
| " data definitions in the schema module.\n" |
| " notif - Notification instance (content of the <notification>\n" |
| " element without <eventTime>).\n\n"); |
| |
| printf(" -d MODE, --default=MODE\n" |
| " Print data with default values, according to the MODE\n" |
| " (to print attributes, ietf-netconf-with-defaults model\n" |
| " must be loaded):\n" |
| " all - Add missing default nodes.\n" |
| " all-tagged - Add missing default nodes and mark all the default\n" |
| " nodes with the attribute.\n" |
| " trim - Remove all nodes with a default value.\n" |
| " implicit-tagged - Add missing nodes and mark them with the attribute.\n\n"); |
| |
| printf(" -l, --list Print info about the loaded schemas.\n" |
| " (i - imported module, I - implemented module)\n" |
| " In case the -f option with data encoding is specified,\n" |
| " the list is printed as ietf-yang-library data.\n\n"); |
| |
| printf(" -L LINE_LENGTH, --tree-line-length=LINE_LENGTH\n" |
| " The limit of the maximum line length on which the 'tree'\n" |
| " format will try to be printed.\n\n"); |
| |
| printf(" -o OUTFILE, --output=OUTFILE\n" |
| " Write the output to OUTFILE instead of stdout.\n\n"); |
| |
| printf(" -O FILE, --operational=FILE\n" |
| " Provide optional data to extend validation of the 'rpc',\n" |
| " 'reply' or 'notif' TYPEs. The FILE is supposed to contain\n" |
| " the :running configuration datastore and state data\n" |
| " (operational datastore) referenced from the RPC/Notification.\n\n"); |
| |
| printf(" -m, --merge Merge input data files into a single tree and validate at\n" |
| " once.The option has effect only for 'data' and 'config' TYPEs.\n\n"); |
| |
| printf(" -y, --yang-library\n" |
| " Load and implement internal \"ietf-yang-library\" YANG module.\n" |
| " Note that this module includes definitions of mandatory state\n" |
| " data that can result in unexpected data validation errors.\n\n"); |
| |
| #ifndef NDEBUG |
| printf(" -G GROUPS, --debug=GROUPS\n" |
| " Enable printing of specific debugging message group\n" |
| " (nothing will be printed unless verbosity is set to debug):\n" |
| " <group>[,<group>]* (dict, xpath)\n\n"); |
| #endif |
| } |
| |
| static void |
| libyang_verbclb(LY_LOG_LEVEL level, const char *msg, const char *path) |
| { |
| char *levstr; |
| |
| switch (level) { |
| case LY_LLERR: |
| levstr = "err :"; |
| break; |
| case LY_LLWRN: |
| levstr = "warn:"; |
| break; |
| case LY_LLVRB: |
| levstr = "verb:"; |
| break; |
| default: |
| levstr = "dbg :"; |
| break; |
| } |
| if (path) { |
| fprintf(stderr, "libyang %s %s (%s)\n", levstr, msg, path); |
| } else { |
| fprintf(stderr, "libyang %s %s\n", levstr, msg); |
| } |
| } |
| |
| static int |
| fill_context_inputs(int argc, char *argv[], struct context *c) |
| { |
| struct ly_in *in; |
| |
| /* process the operational content if any */ |
| if (c->data_operational.path) { |
| if (get_input(c->data_operational.path, NULL, &c->data_operational.format, &c->data_operational.in)) { |
| return -1; |
| } |
| } |
| |
| for (int i = 0; i < argc - optind; i++) { |
| LYS_INFORMAT format_schema = LYS_IN_UNKNOWN; |
| LYD_FORMAT format_data = LYD_UNKNOWN; |
| in = NULL; |
| |
| if (get_input(argv[optind + i], &format_schema, &format_data, &in)) { |
| goto error; |
| } |
| |
| if (format_schema) { |
| LY_ERR ret; |
| uint8_t path_unset = 1; /* flag to unset the path from the searchpaths list (if not already present) */ |
| char *dir, *module; |
| const char **features = NULL; |
| uint16_t ctx_opts = 0; |
| struct lys_module *mod; |
| |
| if (parse_schema_path(argv[optind + i], &dir, &module)) { |
| goto error; |
| } |
| |
| /* add temporarily also the path of the module itself */ |
| if (ly_ctx_set_searchdir(c->ctx, dir) == LY_EEXIST) { |
| path_unset = 0; |
| } |
| |
| /* get features list for this module */ |
| get_features(&c->schema_features, module, &features); |
| |
| /* set imp feature flag if all should be enabled */ |
| if (!c->schema_features.count) { |
| ctx_opts = LY_CTX_ENABLE_IMP_FEATURES; |
| ly_ctx_set_options(c->ctx, ctx_opts); |
| } |
| |
| /* temporary cleanup */ |
| free(dir); |
| free(module); |
| |
| /* parse module */ |
| ret = lys_parse(c->ctx, in, format_schema, features, &mod); |
| ly_ctx_unset_searchdir_last(c->ctx, path_unset); |
| ly_ctx_unset_options(c->ctx, ctx_opts); |
| ly_in_free(in, 1); |
| in = NULL; |
| if (ret) { |
| YLMSG_E("Processing schema module from %s failed.\n", argv[optind + i]); |
| goto error; |
| } |
| |
| if (c->schema_out_format) { |
| /* modules will be printed */ |
| if (ly_set_add(&c->schema_modules, (void *)mod, 1, NULL)) { |
| YLMSG_E("Storing parsed schema module (%s) for print failed.\n", argv[optind + i]); |
| goto error; |
| } |
| } |
| } else if (format_data) { |
| if (!fill_cmdline_file(&c->data_inputs, in, argv[optind + i], format_data)) { |
| goto error; |
| } |
| in = NULL; |
| } else { |
| ly_in_free(in, 1); |
| in = NULL; |
| } |
| } |
| |
| return 0; |
| |
| error: |
| ly_in_free(in, 1); |
| return -1; |
| } |
| |
| /** |
| * @brief Process command line options and store the settings into the context. |
| * |
| * return -1 in case of error; |
| * return 0 in case of success and ready to process |
| * return 1 in case of success, but expect to exit. |
| */ |
| static int |
| fill_context(int argc, char *argv[], struct context *c) |
| { |
| int ret; |
| |
| int opt, opt_index; |
| struct option options[] = { |
| {"help", no_argument, NULL, 'h'}, |
| {"version", no_argument, NULL, 'v'}, |
| {"verbose", no_argument, NULL, 'V'}, |
| {"format", required_argument, NULL, 'f'}, |
| {"path", required_argument, NULL, 'p'}, |
| {"disable-searchdir", no_argument, NULL, 'D'}, |
| {"features", required_argument, NULL, 'F'}, |
| {"make-implemented", no_argument, NULL, 'i'}, |
| {"schema-node", required_argument, NULL, 'P'}, |
| {"single-node", no_argument, NULL, 'q'}, |
| {"submodule", required_argument, NULL, 's'}, |
| {"not-strict", no_argument, NULL, 'n'}, |
| {"present", no_argument, NULL, 'e'}, |
| {"type", required_argument, NULL, 't'}, |
| {"default", required_argument, NULL, 'd'}, |
| {"list", no_argument, NULL, 'l'}, |
| {"tree-line-length", required_argument, NULL, 'L'}, |
| {"output", required_argument, NULL, 'o'}, |
| {"operational", required_argument, NULL, 'O'}, |
| {"merge", no_argument, NULL, 'm'}, |
| {"yang-library", no_argument, NULL, 'y'}, |
| #ifndef NDEBUG |
| {"debug", required_argument, NULL, 'G'}, |
| #endif |
| {NULL, 0, NULL, 0} |
| }; |
| |
| uint16_t options_ctx = YL_DEFAULT_CTX_OPTIONS; |
| uint8_t data_type_set = 0; |
| |
| c->data_parse_options = YL_DEFAULT_DATA_PARSE_OPTIONS; |
| c->line_length = 0; |
| |
| #ifndef NDEBUG |
| while ((opt = getopt_long(argc, argv, "hvVf:p:DF:iP:qs:net:d:lL:o:Omy", options, &opt_index)) != -1) { |
| #else |
| while ((opt = getopt_long(argc, argv, "hvVf:p:DF:iP:qs:net:d:lL:o:OmyG:", options, &opt_index)) != -1) { |
| #endif |
| switch (opt) { |
| case 'h': /* --help */ |
| help(0); |
| return 1; |
| |
| case 'v': /* --version */ |
| version(); |
| return 1; |
| |
| case 'V': { /* --verbose */ |
| LY_LOG_LEVEL verbosity = ly_log_level(LY_LLERR); |
| ly_log_level(verbosity); |
| |
| if (verbosity < LY_LLDBG) { |
| ly_log_level(verbosity + 1); |
| } |
| break; |
| } /* case 'V' */ |
| |
| case 'f': /* --format */ |
| if (!strcasecmp(optarg, "yang")) { |
| c->schema_out_format = LYS_OUT_YANG; |
| c->data_out_format = 0; |
| } else if (!strcasecmp(optarg, "yin")) { |
| c->schema_out_format = LYS_OUT_YIN; |
| c->data_out_format = 0; |
| } else if (!strcasecmp(optarg, "info")) { |
| c->schema_out_format = LYS_OUT_YANG_COMPILED; |
| c->data_out_format = 0; |
| } else if (!strcasecmp(optarg, "tree")) { |
| c->schema_out_format = LYS_OUT_TREE; |
| c->data_out_format = 0; |
| } else if (!strcasecmp(optarg, "xml")) { |
| c->schema_out_format = 0; |
| c->data_out_format = LYD_XML; |
| } else if (!strcasecmp(optarg, "json")) { |
| c->schema_out_format = 0; |
| c->data_out_format = LYD_JSON; |
| } else { |
| YLMSG_E("Unknown output format %s\n", optarg); |
| help(1); |
| return -1; |
| } |
| break; |
| |
| case 'p': { /* --path */ |
| struct stat st; |
| |
| if (stat(optarg, &st) == -1) { |
| YLMSG_E("Unable to use search path (%s) - %s.\n", optarg, strerror(errno)); |
| return -1; |
| } |
| if (!S_ISDIR(st.st_mode)) { |
| YLMSG_E("Provided search path is not a directory.\n"); |
| return -1; |
| } |
| |
| if (ly_set_add(&c->searchpaths, optarg, 0, NULL)) { |
| YLMSG_E("Storing searchpath failed.\n"); |
| return -1; |
| } |
| |
| break; |
| } /* case 'p' */ |
| |
| case 'D': /* --disable-search */ |
| if (options_ctx & LY_CTX_DISABLE_SEARCHDIRS) { |
| YLMSG_W("The -D option specified too many times.\n"); |
| } |
| if (options_ctx & LY_CTX_DISABLE_SEARCHDIR_CWD) { |
| options_ctx &= ~LY_CTX_DISABLE_SEARCHDIR_CWD; |
| options_ctx |= LY_CTX_DISABLE_SEARCHDIRS; |
| } else { |
| options_ctx |= LY_CTX_DISABLE_SEARCHDIR_CWD; |
| } |
| break; |
| |
| case 'F': /* --features */ |
| if (parse_features(optarg, &c->schema_features)) { |
| return -1; |
| } |
| break; |
| |
| case 'i': /* --make-implemented */ |
| if (options_ctx & LY_CTX_REF_IMPLEMENTED) { |
| options_ctx &= ~LY_CTX_REF_IMPLEMENTED; |
| options_ctx |= LY_CTX_ALL_IMPLEMENTED; |
| } else { |
| options_ctx |= LY_CTX_REF_IMPLEMENTED; |
| } |
| break; |
| |
| case 'P': /* --schema-node */ |
| c->schema_node_path = optarg; |
| break; |
| |
| case 'q': /* --single-node */ |
| c->schema_print_options |= LYS_PRINT_NO_SUBSTMT; |
| break; |
| |
| case 's': /* --submodule */ |
| c->submodule = optarg; |
| break; |
| |
| case 'n': /* --not-strict */ |
| c->data_parse_options &= ~LYD_PARSE_STRICT; |
| break; |
| |
| case 'e': /* --present */ |
| c->data_validate_options |= LYD_VALIDATE_PRESENT; |
| break; |
| |
| case 't': /* --type */ |
| if (data_type_set) { |
| YLMSG_E("The data type (-t) cannot be set multiple times.\n"); |
| return -1; |
| } |
| |
| if (!strcasecmp(optarg, "config")) { |
| c->data_parse_options |= LYD_PARSE_NO_STATE; |
| c->data_validate_options |= LYD_VALIDATE_NO_STATE; |
| } else if (!strcasecmp(optarg, "get")) { |
| c->data_parse_options |= LYD_PARSE_ONLY; |
| } else if (!strcasecmp(optarg, "getconfig") || !strcasecmp(optarg, "get-config")) { |
| c->data_parse_options |= LYD_PARSE_ONLY | LYD_PARSE_NO_STATE; |
| } else if (!strcasecmp(optarg, "edit")) { |
| c->data_parse_options |= LYD_PARSE_ONLY; |
| } else if (!strcasecmp(optarg, "rpc") || !strcasecmp(optarg, "action")) { |
| c->data_type = LYD_TYPE_RPC_YANG; |
| } else if (!strcasecmp(optarg, "reply") || !strcasecmp(optarg, "rpcreply")) { |
| c->data_type = LYD_TYPE_REPLY_YANG; |
| } else if (!strcasecmp(optarg, "notif") || !strcasecmp(optarg, "notification")) { |
| c->data_type = LYD_TYPE_NOTIF_YANG; |
| } else if (!strcasecmp(optarg, "data")) { |
| /* default option */ |
| } else { |
| YLMSG_E("Unknown data tree type %s\n", optarg); |
| help(1); |
| return -1; |
| } |
| |
| data_type_set = 1; |
| break; |
| |
| case 'd': /* --default */ |
| if (!strcasecmp(optarg, "all")) { |
| c->data_print_options = (c->data_print_options & ~LYD_PRINT_WD_MASK) | LYD_PRINT_WD_ALL; |
| } else if (!strcasecmp(optarg, "all-tagged")) { |
| c->data_print_options = (c->data_print_options & ~LYD_PRINT_WD_MASK) | LYD_PRINT_WD_ALL_TAG; |
| } else if (!strcasecmp(optarg, "trim")) { |
| c->data_print_options = (c->data_print_options & ~LYD_PRINT_WD_MASK) | LYD_PRINT_WD_TRIM; |
| } else if (!strcasecmp(optarg, "implicit-tagged")) { |
| c->data_print_options = (c->data_print_options & ~LYD_PRINT_WD_MASK) | LYD_PRINT_WD_IMPL_TAG; |
| } else { |
| YLMSG_E("Unknown default mode %s\n", optarg); |
| help(1); |
| return -1; |
| } |
| break; |
| |
| case 'l': /* --list */ |
| c->list = 1; |
| break; |
| |
| case 'L': /* --tree-line-length */ |
| c->line_length = atoi(optarg); |
| break; |
| |
| case 'o': /* --output */ |
| if (c->out) { |
| YLMSG_E("Only a single output can be specified.\n"); |
| return -1; |
| } else { |
| if (ly_out_new_filepath(optarg, &c->out)) { |
| YLMSG_E("Unable open output file %s (%s)\n", optarg, strerror(errno)); |
| return -1; |
| } |
| } |
| break; |
| |
| case 'O': /* --operational */ |
| if (c->data_operational.path) { |
| YLMSG_E("The operational datastore (-O) cannot be set multiple times.\n"); |
| return -1; |
| } |
| c->data_operational.path = optarg; |
| break; |
| |
| case 'm': /* --merge */ |
| c->data_merge = 1; |
| break; |
| |
| case 'y': /* --yang-library */ |
| options_ctx &= ~LY_CTX_NO_YANGLIBRARY; |
| break; |
| |
| #ifndef NDEBUG |
| case 'G': { /* --debug */ |
| uint32_t dbg_groups = 0; |
| const char *ptr = optarg; |
| |
| while (ptr[0]) { |
| if (!strncasecmp(ptr, "dict", sizeof "dict" - 1)) { |
| dbg_groups |= LY_LDGDICT; |
| ptr += sizeof "dict" - 1; |
| } else if (!strncasecmp(ptr, "xpath", sizeof "xpath" - 1)) { |
| dbg_groups |= LY_LDGXPATH; |
| ptr += sizeof "xpath" - 1; |
| } |
| |
| if (ptr[0]) { |
| if (ptr[0] != ',') { |
| YLMSG_E("Unknown debug group string \"%s\"\n", optarg); |
| return -1; |
| } |
| ++ptr; |
| } |
| } |
| ly_log_dbg_groups(dbg_groups); |
| break; |
| } /* case 'G' */ |
| #endif |
| } /* switch */ |
| } |
| |
| /* libyang context */ |
| if (ly_ctx_new(NULL, options_ctx, &c->ctx)) { |
| YLMSG_E("Unable to create libyang context.\n"); |
| return -1; |
| } |
| for (uint32_t u = 0; u < c->searchpaths.count; ++u) { |
| ly_ctx_set_searchdir(c->ctx, c->searchpaths.objs[u]); |
| } |
| |
| /* additional checks for the options combinations */ |
| if (!c->list && (optind >= argc)) { |
| help(1); |
| YLMSG_E("Missing <schema> to process.\n"); |
| return 1; |
| } |
| |
| if (c->data_merge) { |
| if (c->data_type || (c->data_parse_options & LYD_PARSE_ONLY)) { |
| /* switch off the option, incompatible input data type */ |
| c->data_merge = 0; |
| } else { |
| /* postpone validation after the merge of all the input data */ |
| c->data_parse_options |= LYD_PARSE_ONLY; |
| } |
| } |
| |
| if (c->data_operational.path && !c->data_type) { |
| YLMSG_E("Operational datastore takes effect only with RPCs/Actions/Replies/Notifications input data types.\n"); |
| c->data_operational.path = NULL; |
| } |
| |
| if ((c->schema_out_format != LYS_OUT_TREE) && c->line_length) { |
| YLMSG_E("--tree-line-length take effect only in case of the tree output format.\n"); |
| } |
| |
| /* default output stream */ |
| if (!c->out) { |
| if (ly_out_new_file(stdout, &c->out)) { |
| YLMSG_E("Unable to set stdout as output.\n"); |
| return -1; |
| } |
| } |
| |
| if (c->schema_out_format == LYS_OUT_TREE) { |
| /* print tree from lysc_nodes */ |
| ly_ctx_set_options(c->ctx, LY_CTX_SET_PRIV_PARSED); |
| } |
| |
| /* process input files provided as standalone command line arguments, |
| * schema modules are parsed and inserted into the context, |
| * data files are just checked and prepared into internal structures for further processing */ |
| ret = fill_context_inputs(argc, argv, c); |
| if (ret) { |
| return ret; |
| } |
| |
| /* the second batch of checks */ |
| if (c->schema_print_options && !c->schema_out_format) { |
| YLMSG_W("Schema printer options specified, but the schema output format is missing.\n"); |
| } |
| if (c->schema_parse_options && !c->schema_modules.count) { |
| YLMSG_W("Schema parser options specified, but no schema input file provided.\n"); |
| } |
| if (c->data_print_options && !c->data_out_format) { |
| YLMSG_W("data printer options specified, but the data output format is missing.\n"); |
| } |
| if (((c->data_parse_options != YL_DEFAULT_DATA_PARSE_OPTIONS) || c->data_type) && !c->data_inputs.count) { |
| YLMSG_W("Data parser options specified, but no data input file provided.\n"); |
| } |
| |
| if (c->schema_node_path) { |
| c->schema_node = lys_find_path(c->ctx, NULL, c->schema_node_path, 0); |
| if (!c->schema_node) { |
| c->schema_node = lys_find_path(c->ctx, NULL, c->schema_node_path, 1); |
| |
| if (!c->schema_node) { |
| YLMSG_E("Invalid schema path.\n"); |
| return -1; |
| } |
| } |
| } |
| |
| return 0; |
| } |
| |
| int |
| main_ni(int argc, char *argv[]) |
| { |
| int ret = EXIT_SUCCESS, r; |
| struct context c = {0}; |
| |
| /* set callback for printing libyang messages */ |
| ly_set_log_clb(libyang_verbclb, 1); |
| |
| r = fill_context(argc, argv, &c); |
| if (r < 0) { |
| ret = EXIT_FAILURE; |
| } |
| if (r) { |
| goto cleanup; |
| } |
| |
| /* do the required job - parse, validate, print */ |
| |
| if (c.list) { |
| /* print the list of schemas */ |
| print_list(c.out, c.ctx, c.data_out_format); |
| } else { |
| if (c.schema_out_format) { |
| if (c.schema_node) { |
| ret = lys_print_node(c.out, c.schema_node, c.schema_out_format, 0, c.schema_print_options); |
| if (ret) { |
| YLMSG_E("Unable to print schema node %s.\n", c.schema_node_path); |
| goto cleanup; |
| } |
| } else if (c.submodule) { |
| const struct lysp_submodule *submod = ly_ctx_get_submodule_latest(c.ctx, c.submodule); |
| if (!submod) { |
| YLMSG_E("Unable to find submodule %s.\n", c.submodule); |
| goto cleanup; |
| } |
| |
| ret = lys_print_submodule(c.out, submod, c.schema_out_format, c.line_length, c.schema_print_options); |
| if (ret) { |
| YLMSG_E("Unable to print submodule %s.\n", submod->name); |
| goto cleanup; |
| } |
| } else { |
| for (uint32_t u = 0; u < c.schema_modules.count; ++u) { |
| ret = lys_print_module(c.out, (struct lys_module *)c.schema_modules.objs[u], c.schema_out_format, |
| c.line_length, c.schema_print_options); |
| /* for YANG Tree Diagrams printing it's more readable to print a blank line between modules. */ |
| if ((c.schema_out_format == LYS_OUT_TREE) && (u + 1 < c.schema_modules.count)) { |
| ly_print(c.out, "\n"); |
| } |
| if (ret) { |
| YLMSG_E("Unable to print module %s.\n", ((struct lys_module *)c.schema_modules.objs[u])->name); |
| goto cleanup; |
| } |
| } |
| } |
| } |
| |
| /* do the data validation despite the schema was printed */ |
| if (c.data_inputs.size) { |
| if (process_data(c.ctx, c.data_type, c.data_merge, c.data_out_format, c.out, |
| c.data_parse_options, c.data_validate_options, c.data_print_options, |
| &c.data_operational, &c.data_inputs, NULL)) { |
| goto cleanup; |
| } |
| } |
| } |
| |
| cleanup: |
| /* cleanup */ |
| erase_context(&c); |
| |
| return ret; |
| } |