| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | #include "libnetdata/libnetdata.h" |
| 4 | |
| 5 | static struct { |
| 6 | HTTP_USER_ROLE role; |
| 7 | const char *name; |
| 8 | } user_roles[] = { |
| 9 | { .role = HTTP_USER_ROLE_NONE, .name = "none" }, |
| 10 | { .role = HTTP_USER_ROLE_ADMIN, .name = "admin" }, |
| 11 | { .role = HTTP_USER_ROLE_MANAGER, .name = "manager" }, |
| 12 | { .role = HTTP_USER_ROLE_TROUBLESHOOTER, .name = "troubleshooter" }, |
| 13 | { .role = HTTP_USER_ROLE_OBSERVER, .name = "observer" }, |
| 14 | { .role = HTTP_USER_ROLE_MEMBER, .name = "member" }, |
| 15 | { .role = HTTP_USER_ROLE_BILLING, .name = "billing" }, |
| 16 | { .role = HTTP_USER_ROLE_ANY, .name = "any" }, |
| 17 | |
| 18 | { .role = HTTP_USER_ROLE_MEMBER, .name = "members" }, |
| 19 | { .role = HTTP_USER_ROLE_ADMIN, .name = "admins" }, |
| 20 | { .role = HTTP_USER_ROLE_ANY, .name = "all" }, |
| 21 | |
| 22 | // terminator |
| 23 | { .role = 0, .name = NULL }, |
| 24 | }; |
| 25 | |
| 26 | HTTP_USER_ROLE http_user_role2id(const char *role) { |
| 27 | if(!role || !*role) |
| 28 | return HTTP_USER_ROLE_MEMBER; |
| 29 | |
| 30 | for(size_t i = 0; user_roles[i].name ;i++) { |
| 31 | if(strcmp(user_roles[i].name, role) == 0) |
| 32 | return user_roles[i].role; |
| 33 | } |
| 34 | |
| 35 | nd_log(NDLS_DAEMON, NDLP_WARNING, "HTTP user role '%s' is not valid", role); |
| 36 | return HTTP_USER_ROLE_NONE; |
| 37 | } |
| 38 | |
| 39 | const char *http_id2user_role(HTTP_USER_ROLE role) { |
| 40 | for(size_t i = 0; user_roles[i].name ;i++) { |
| 41 | if(role == user_roles[i].role) |
| 42 | return user_roles[i].name; |
| 43 | } |
| 44 | |
| 45 | nd_log(NDLS_DAEMON, NDLP_WARNING, "HTTP user role %d is not valid", role); |
| 46 | return "none"; |
| 47 | } |
| 48 | |
| 49 | // -------------------------------------------------------------------------------------------------------------------- |
| 50 | |
| 51 | static struct { |
| 52 | const char *name; |
| 53 | uint32_t hash; |
| 54 | HTTP_ACCESS value; |
| 55 | } http_accesses[] = { |
| 56 | {"none" , 0 , HTTP_ACCESS_NONE} |
| 57 | , {"signed-in" , 0 , HTTP_ACCESS_SIGNED_ID} |
| 58 | , {"same-space" , 0 , HTTP_ACCESS_SAME_SPACE} |
| 59 | , {"commercial" , 0 , HTTP_ACCESS_COMMERCIAL_SPACE} |
| 60 | , {"anonymous-data" , 0 , HTTP_ACCESS_ANONYMOUS_DATA} |
| 61 | , {"sensitive-data" , 0 , HTTP_ACCESS_SENSITIVE_DATA} |
| 62 | , {"view-config" , 0 , HTTP_ACCESS_VIEW_AGENT_CONFIG} |
| 63 | , {"edit-config" , 0 , HTTP_ACCESS_EDIT_AGENT_CONFIG} |
| 64 | , {"view-notifications-config" , 0 , HTTP_ACCESS_VIEW_NOTIFICATIONS_CONFIG} |
| 65 | , {"edit-notifications-config" , 0 , HTTP_ACCESS_EDIT_NOTIFICATIONS_CONFIG} |
| 66 | , {"view-alerts-silencing" , 0 , HTTP_ACCESS_VIEW_ALERTS_SILENCING} |
| 67 | , {"edit-alerts-silencing" , 0 , HTTP_ACCESS_EDIT_ALERTS_SILENCING} |
| 68 | |
| 69 | , {NULL , 0 , 0} |
| 70 | }; |
| 71 | |
| 72 | inline HTTP_ACCESS http_access2id_one(const char *str) { |
| 73 | HTTP_ACCESS ret = 0; |
| 74 | |
| 75 | if(!str || !*str) return ret; |
| 76 | |
| 77 | uint32_t hash = simple_hash(str); |
| 78 | int i; |
| 79 | for(i = 0; http_accesses[i].name ; i++) { |
| 80 | if(unlikely(!http_accesses[i].hash)) |
| 81 | http_accesses[i].hash = simple_hash(http_accesses[i].name); |
| 82 | |
| 83 | if (unlikely(hash == http_accesses[i].hash && !strcmp(str, http_accesses[i].name))) { |
| 84 | ret |= http_accesses[i].value; |
| 85 | break; |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | return ret; |
| 90 | } |
| 91 | |
| 92 | inline HTTP_ACCESS http_access2id(char *str) { |
| 93 | HTTP_ACCESS ret = 0; |
| 94 | char *tok; |
| 95 | |
| 96 | while(str && *str && (tok = strsep_skip_consecutive_separators(&str, ", |"))) { |
| 97 | if(!*tok) continue; |
| 98 | ret |= http_access2id_one(tok); |
| 99 | } |
| 100 | |
| 101 | return ret; |
| 102 | } |
| 103 | |
| 104 | void http_access2buffer_json_array(BUFFER *wb, const char *key, HTTP_ACCESS access) { |
| 105 | buffer_json_member_add_array(wb, key); |
| 106 | |
| 107 | HTTP_ACCESS used = 0; // to prevent adding duplicates |
| 108 | for(int i = 0; http_accesses[i].name ; i++) { |
| 109 | if (unlikely((http_accesses[i].value & access) && !(http_accesses[i].value & used))) { |
| 110 | const char *name = http_accesses[i].name; |
| 111 | used |= http_accesses[i].value; |
| 112 | |
| 113 | buffer_json_add_array_item_string(wb, name); |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | buffer_json_array_close(wb); |
| 118 | } |
| 119 | |
| 120 | void http_access2txt(char *buf, size_t size, const char *separator, HTTP_ACCESS access) { |
| 121 | char *write = buf; |
| 122 | char *end = &buf[size - 1]; |
| 123 | |
| 124 | HTTP_ACCESS used = 0; // to prevent adding duplicates |
| 125 | int added = 0; |
| 126 | for(int i = 0; http_accesses[i].name ; i++) { |
| 127 | if (unlikely((http_accesses[i].value & access) && !(http_accesses[i].value & used))) { |
| 128 | const char *name = http_accesses[i].name; |
| 129 | used |= http_accesses[i].value; |
| 130 | |
| 131 | if(added && write < end) { |
| 132 | const char *s = separator; |
| 133 | while(*s && write < end) |
| 134 | *write++ = *s++; |
| 135 | } |
| 136 | |
| 137 | while(*name && write < end) |
| 138 | *write++ = *name++; |
| 139 | |
| 140 | added++; |
| 141 | } |
| 142 | } |
| 143 | *write = *end = '\0'; |
| 144 | } |
| 145 | |
| 146 | HTTP_ACCESS http_access_from_hex_mapping_old_roles(const char *str) { |
| 147 | if(!str || !*str) |
| 148 | return HTTP_ACCESS_NONE; |
| 149 | |
| 150 | if(strcmp(str, "any") == 0 || strcmp(str, "all") == 0) |
| 151 | return HTTP_ACCESS_MAP_OLD_ANY; |
| 152 | |
| 153 | if(strcmp(str, "member") == 0 || strcmp(str, "members") == 0) |
| 154 | return HTTP_ACCESS_MAP_OLD_MEMBER; |
| 155 | |
| 156 | else if(strcmp(str, "admin") == 0 || strcmp(str, "admins") == 0) |
| 157 | return HTTP_ACCESS_MAP_OLD_ADMIN; |
| 158 | |
| 159 | return (HTTP_ACCESS)strtoull(str, NULL, 16) & HTTP_ACCESS_ALL; |
| 160 | } |
| 161 | |
| 162 | HTTP_ACCESS http_access_from_hex(const char *str) { |
| 163 | if(!str || !*str) |
| 164 | return HTTP_ACCESS_NONE; |
| 165 | |
| 166 | return (HTTP_ACCESS)strtoull(str, NULL, 16) & HTTP_ACCESS_ALL; |
| 167 | } |
| 168 | |
| 169 | HTTP_ACCESS http_access_from_hex_str(const char *str) { |
| 170 | if (!str || !*str) |
| 171 | return HTTP_ACCESS_NONE; |
| 172 | |
| 173 | return (HTTP_ACCESS)strtoull(str, NULL, 16) & HTTP_ACCESS_ALL; |
| 174 | } |
| 175 | |
| 176 | HTTP_ACCESS http_access_from_source(const char *str) { |
| 177 | if(!str || !*str) |
| 178 | return HTTP_ACCESS_NONE; |
| 179 | |
| 180 | HTTP_ACCESS access = HTTP_ACCESS_NONE; |
| 181 | |
| 182 | const char *permissions = strstr(str, "permissions="); |
| 183 | if(permissions) |
| 184 | access = http_access_from_hex_str(permissions + 12); |
| 185 | |
| 186 | return access; |
| 187 | } |
| 188 | |
| 189 | bool log_cb_http_access_to_hex(BUFFER *wb, void *data) { |
| 190 | HTTP_ACCESS access = *((HTTP_ACCESS *)data); |
| 191 | buffer_sprintf(wb, HTTP_ACCESS_FORMAT, (HTTP_ACCESS_FORMAT_CAST)access); |
| 192 | return true; |
| 193 | } |