[866b6c5] | 1 | /* |
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| 2 | * Copyright (C) 2020 Soleta Networks <info@soleta.eu> |
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| 3 | * |
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| 4 | * This program is free software: you can redistribute it and/or modify it under |
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| 5 | * the terms of the GNU Affero General Public License as published by the |
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| 6 | * Free Software Foundation, version 3. |
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| 7 | */ |
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| 8 | |
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| 9 | #include "json.h" |
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| 10 | #include "cfg.h" |
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| 11 | #include "ogAdmServer.h" |
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| 12 | #include <sys/types.h> |
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| 13 | #include <sys/stat.h> |
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| 14 | #include <fcntl.h> |
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| 15 | #include <unistd.h> |
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| 16 | #include <syslog.h> |
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| 17 | |
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| 18 | static int parse_json_rest(struct og_server_cfg *cfg, json_t *element) |
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| 19 | { |
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| 20 | const char *key; |
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| 21 | json_t *value; |
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| 22 | |
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| 23 | json_object_foreach(element, key, value) { |
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| 24 | if (!strcmp(key, "ip")) { |
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| 25 | if (og_json_parse_string(value, &cfg->rest.ip) < 0) |
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| 26 | return -1; |
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| 27 | } else if (!strcmp(key, "port")) { |
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| 28 | if (og_json_parse_string(value, &cfg->rest.port) < 0) |
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| 29 | return -1; |
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| 30 | } else if (!strcmp(key, "api_token")) { |
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| 31 | if (og_json_parse_string(value, &cfg->rest.api_token) < 0) |
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| 32 | return -1; |
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| 33 | } else { |
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| 34 | syslog(LOG_ERR, "unknown key `%s' in rest\n", key); |
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| 35 | return -1; |
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| 36 | } |
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| 37 | } |
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| 38 | |
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| 39 | return 0; |
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| 40 | } |
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| 41 | |
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| 42 | static int parse_json_db(struct og_server_cfg *cfg, json_t *element) |
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| 43 | { |
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| 44 | const char *key; |
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| 45 | json_t *value; |
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| 46 | |
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| 47 | json_object_foreach(element, key, value) { |
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| 48 | if (!strcmp(key, "ip")) { |
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| 49 | if (og_json_parse_string(value, &cfg->db.ip) < 0) |
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| 50 | return -1; |
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| 51 | } else if (!strcmp(key, "user")) { |
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| 52 | if (og_json_parse_string(value, &cfg->db.user) < 0) |
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| 53 | return -1; |
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| 54 | } else if (!strcmp(key, "pass")) { |
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| 55 | if (og_json_parse_string(value, &cfg->db.pass) < 0) |
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| 56 | return -1; |
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| 57 | } else if (!strcmp(key, "name")) { |
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| 58 | if (og_json_parse_string(value, &cfg->db.name) < 0) |
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| 59 | return -1; |
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| 60 | } else { |
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| 61 | syslog(LOG_ERR, "unknown key `%s' in db\n", key); |
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| 62 | return -1; |
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| 63 | } |
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| 64 | } |
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| 65 | |
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| 66 | return 0; |
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| 67 | } |
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| 68 | |
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| 69 | static int parse_json_wol(struct og_server_cfg *cfg, json_t *element) |
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| 70 | { |
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| 71 | const char *key; |
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| 72 | json_t *value; |
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| 73 | |
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| 74 | json_object_foreach(element, key, value) { |
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| 75 | if (!strcmp(key, "interface")) { |
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| 76 | if (og_json_parse_string(value, &cfg->wol.interface) < 0) |
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| 77 | return -1; |
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| 78 | } else { |
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| 79 | syslog(LOG_ERR, "unknown key `%s' in wol\n", key); |
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| 80 | return -1; |
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| 81 | } |
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| 82 | } |
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| 83 | |
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| 84 | return 0; |
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| 85 | } |
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| 86 | |
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| 87 | #define OG_SERVER_CFG_REST (1 << 0) |
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| 88 | #define OG_SERVER_CFG_DB (1 << 1) |
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| 89 | #define OG_SERVER_CFG_WOL (1 << 2) |
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| 90 | |
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| 91 | int parse_json_config(const char *filename, struct og_server_cfg *cfg) |
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| 92 | { |
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| 93 | json_t *root, *value; |
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| 94 | uint32_t flags = 0; |
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| 95 | json_error_t err; |
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| 96 | const char *key; |
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| 97 | char buf[4096]; |
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| 98 | int fd, ret; |
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| 99 | |
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| 100 | fd = open(filename, O_RDONLY); |
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| 101 | if (!fd) { |
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| 102 | syslog(LOG_ERR, "Cannot open %s", filename); |
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| 103 | return -1; |
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| 104 | } |
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| 105 | |
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| 106 | ret = read(fd, buf, sizeof(buf)); |
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| 107 | if (ret < 0 || ret == sizeof(buf)) { |
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| 108 | syslog(LOG_ERR, "Cannot read from %s", filename); |
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| 109 | return -1; |
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| 110 | } |
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| 111 | |
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| 112 | root = json_loads(buf, 0, &err); |
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| 113 | if (!root) { |
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| 114 | syslog(LOG_ERR, "Cannot parse malformed json file"); |
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| 115 | return -1; |
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| 116 | } |
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| 117 | |
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| 118 | json_object_foreach(root, key, value) { |
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| 119 | if (!strcmp(key, "rest")) { |
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| 120 | if (parse_json_rest(cfg, value) < 0) |
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| 121 | return -1; |
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| 122 | |
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| 123 | flags |= OG_SERVER_CFG_REST; |
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| 124 | } else if (!strcmp(key, "wol")) { |
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| 125 | if (parse_json_wol(cfg, value) < 0) |
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| 126 | return -1; |
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| 127 | |
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| 128 | flags |= OG_SERVER_CFG_WOL; |
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| 129 | } else if (!strcmp(key, "database")) { |
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| 130 | if (parse_json_db(cfg, value) < 0) |
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| 131 | return -1; |
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| 132 | |
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| 133 | flags |= OG_SERVER_CFG_DB; |
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| 134 | } else { |
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| 135 | syslog(LOG_ERR, "unknown key `%s' in %s\n", |
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| 136 | key, filename); |
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| 137 | ret = -1; |
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| 138 | } |
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| 139 | } |
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| 140 | |
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| 141 | if ((flags & OG_SERVER_CFG_REST) && |
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| 142 | (flags & OG_SERVER_CFG_DB) && |
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| 143 | (flags & OG_SERVER_CFG_WOL)) { |
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| 144 | ret = 0; |
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| 145 | } else { |
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| 146 | syslog(LOG_ERR, "Missing attributes in json file"); |
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| 147 | ret = -1; |
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| 148 | } |
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| 149 | |
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| 150 | json_decref(root); |
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| 151 | |
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| 152 | return ret; |
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| 153 | } |
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| 154 | |
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| 155 | void from_json_to_legacy(struct og_server_cfg *cfg) |
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| 156 | { |
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| 157 | snprintf(servidoradm, sizeof(servidoradm), cfg->rest.ip); |
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| 158 | snprintf(puerto, sizeof(puerto), cfg->rest.port); |
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| 159 | snprintf(usuario, sizeof(usuario), cfg->db.user); |
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| 160 | snprintf(pasguor, sizeof(pasguor), cfg->db.pass); |
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| 161 | snprintf(datasource, sizeof(datasource), cfg->db.ip); |
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| 162 | snprintf(catalog, sizeof(catalog), cfg->db.name); |
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| 163 | snprintf(interface, sizeof(interface), cfg->wol.interface); |
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| 164 | snprintf(auth_token, sizeof(auth_token), cfg->rest.api_token); |
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| 165 | } |
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