zabbix_export:
  version: '7.0'
  media_types:
    -
      name: iTop
      type: WEBHOOK
      parameters:
        0:
          name: alert_message
          value: '{ALERT.MESSAGE}'
        1:
          name: alert_subject
          value: '{ALERT.SUBJECT}'
        2:
          name: event_recovery_value
          value: '{EVENT.RECOVERY.VALUE}'
        3:
          name: event_source
          value: '{EVENT.SOURCE}'
        4:
          name: event_update_status
          value: '{EVENT.UPDATE.STATUS}'
        5:
          name: event_value
          value: '{EVENT.VALUE}'
        6:
          name: itop_api_version
          value: '1.3'
        7:
          name: itop_class
          value: UserRequest
        14:
          name: itop_comment
          value: 'Created by Zabbix action {ACTION.NAME}'
        8:
          name: itop_id
          value: '{EVENT.TAGS.__zbx_itop_id}'
        9:
          name: itop_log
          value: private_log
        10:
          name: itop_organization_id
          value: '<PLACE ORGANIZATION ID>'
        11:
          name: itop_password
          value: '<PLACE PASSWORD OR TOKEN>'
        12:
          name: itop_url
          value: '<PLACE YOUR ITOP URL>'
        13:
          name: itop_user
          value: '<PLACE LOGIN>'
      script: |
        var Itop = {
            params: {},
        
            setParams: function (params) {
                if (typeof params !== 'object') {
                    return;
                }
        
                if (params.log !== 'private_log' && params.log !== 'public_log') {
                    throw 'Incorrect "itop_log" parameter given: ' + params.log + '\nMust be "private_log" or "public_log".';
                }
        
                Itop.params = params;
                if (typeof Itop.params.url === 'string') {
                    if (!Itop.params.url.endsWith('/')) {
                        Itop.params.url += '/';
                    }
        
                    Itop.params.url += 'webservices/rest.php?version=' + encodeURIComponent(Itop.params.api_version);
                }
            },
        
            setProxy: function (HTTPProxy) {
                Itop.HTTPProxy = HTTPProxy;
            },
        
            setCreatePayload: function () {
                json_data.operation = 'core/create';
                json_data.fields.org_id = Itop.params.organization_id;
                json_data.fields.title = params.alert_subject;
                json_data.fields.description = params.alert_message.replace('<', '&lt;')
                    .replace('>', '&gt;')
                    .replace(/(?:\r\n|\r|\n)/g, '<br>');
            },
        
            setUpdatePayload: function () {
                json_data.operation = 'core/update';
                json_data.key = Itop.params.id;
                json_data.fields.title = params.alert_subject;
                json_data.fields[Itop.params.log] = {
                    add_item: {
                        message: params.alert_subject + '\n' + params.alert_message,
                        format: 'text'
                    }
                };
            },
        
            request: function (data) {
                ['url', 'user', 'password', 'organization_id', 'class', 'api_version', 'id'].forEach(function (field) {
                    if (typeof Itop.params !== 'object' || typeof Itop.params[field] === 'undefined'
                            || Itop.params[field] === '' ) {
                        throw 'Required Itop param is not set: "itop_' + field + '".';
                    }
                });
        
                var response,
                    url = Itop.params.url,
                    request = new HttpRequest(),
                    object;
        
                request.addHeader('Content-Type: multipart/form-data');
                request.addHeader('Authorization: Basic ' + btoa(Itop.params.user + ':' + Itop.params.password));
        
                if (Itop.HTTPProxy) {
                    request.setProxy(Itop.HTTPProxy);
                }
        
                if (typeof data !== 'undefined') {
                    data = JSON.stringify(data);
                }
        
                Zabbix.log(4, '[ iTop Webhook ] Sending request: ' + url + '&json_data=' + data);
        
                response = request.post(url + '&json_data=' + encodeURIComponent(data));
        
                Zabbix.log(4, '[ iTop Webhook ] Received response with status code ' + request.getStatus() + '\n' + response);
        
                try {
                    response = JSON.parse(response);
                }
                catch (error) {
                    Zabbix.log(4, '[ iTop Webhook ] Failed to parse response received from iTop');
                    throw 'Failed to parse response received from iTop.\nRequest status code ' +
                            request.getStatus() + '. Check debug log for more information.';
                }
        
                if (request.getStatus() < 200 || request.getStatus() >= 300) {
                    throw 'Request failed with status code ' + request.getStatus() + '. Check debug log for more information.';
                }
                else if (typeof response.code !== 'undefined' && response.code !== 0) {
                    throw 'Request failed with iTop code ' + response.code + ': ' +
                            JSON.stringify(response.message) + '. Check debug log for more information.';
                }
                else {
                    Object.keys(response.objects)
                        .forEach(function (key) {
                            object = response.objects[key];
                        });
            
                    return {
                        status: request.getStatus(),
                        response: object.fields
                    };
                }
            }
        };
        
        try {
            var params = JSON.parse(value),
                json_data = {},
                itop_params = {},
                result = {tags: {}},
                required_params = [
                    'alert_subject', 'summary', 'event_recovery_value',
                    'event_source', 'event_value', 'action_name'
                ];
        
            Object.keys(params)
                .forEach(function (key) {
                    if (key.startsWith('itop_')) {
                        itop_params[key.substring(5)] = params[key];
                    }
                    else if (required_params.indexOf(key) !== -1 && params[key] === '') {
                        throw 'Parameter "' + key + '" can\'t be empty.';
                    }
                });
        
            if ([0, 1, 2, 3].indexOf(parseInt(params.event_source)) === -1) {
                throw 'Incorrect "event_source" parameter given: ' + params.event_source + '\nMust be 0-3.';
            }
        
            // Check {EVENT.VALUE} for trigger-based and internal events.
            if (params.event_value !== '0' && params.event_value !== '1'
                    && (params.event_source === '0' || params.event_source === '3')) {
                throw 'Incorrect "event_value" parameter given: ' + params.event_value + '\nMust be 0 or 1.';
            }
        
            // Check {EVENT.UPDATE.STATUS} only for trigger-based events.
            if (params.event_update_status !== '0' && params.event_update_status !== '1' && params.event_source === '0') {
                throw 'Incorrect "event_update_status" parameter given: ' + params.event_update_status + '\nMust be 0 or 1.';
            }
        
            if (params.event_source !== '0' && params.event_recovery_value === '0') {
                throw 'Recovery operations are supported only for trigger-based actions.';
            }
        
            Itop.setParams(itop_params);
            Itop.setProxy(params.HTTPProxy);
        
            json_data.operation = '';
            json_data.class = Itop.params.class;
            json_data.comment = Itop.params.comment;
            json_data.output_fields = 'id, friendlyname';
            json_data.fields = {};
        
            // Create issue for non trigger-based events.
            if (params.event_source !== '0' && params.event_recovery_value !== '0') {
                Itop.setCreatePayload();
                Itop.request(json_data);
            }
            // Create issue for trigger-based events.
            else if (params.event_value === '1' && params.event_update_status === '0'
                    && Itop.params.id === '{EVENT.TAGS.__zbx_itop_id}') {
                Itop.setCreatePayload();
        
                var response = Itop.request(json_data);
        
                result.tags.__zbx_itop_id = response.response.id;
                result.tags.__zbx_itop_key = response.response.friendlyname;
                result.tags.__zbx_itop_link = params.itop_url + (params.itop_url.endsWith('/') ? '' : '/') +
                        'pages/UI.php?operation=details&class=' + encodeURIComponent(Itop.params.class) + '&id=' +
                        encodeURIComponent(response.response.id);
            }
            // Update created issue for trigger-based event.
            else {
                if (Itop.params.id === '{EVENT.TAGS.__zbx_itop_id}') {
                    throw 'Incorrect iTop ticket ID given: ' + Itop.params.id;
                }
                Itop.setUpdatePayload();
                Itop.request(json_data);
            }
        
            return JSON.stringify(result);
        }
        catch (error) {
            Zabbix.log(3, '[ iTop Webhook ] ERROR: ' + error);
            throw 'Sending failed: ' + error;
        }
      process_tags: 'YES'
      show_event_menu: 'YES'
      event_menu_url: '{EVENT.TAGS.__zbx_itop_link}'
      event_menu_name: 'iTop: {EVENT.TAGS.__zbx_itop_key}'
      message_templates:
        -
          event_source: TRIGGERS
          operation_mode: PROBLEM
          subject: '[{EVENT.STATUS}] {EVENT.NAME}'
          message: |
            Problem started at {EVENT.TIME} on {EVENT.DATE}
            Problem name: {EVENT.NAME}
            Host: {HOST.NAME}
            Severity: {EVENT.SEVERITY}
            Operational data: {EVENT.OPDATA}
            Original problem ID: {EVENT.ID}
            {TRIGGER.URL}
        -
          event_source: TRIGGERS
          operation_mode: RECOVERY
          subject: '[{EVENT.STATUS}] {EVENT.NAME}'
          message: |
            Problem has been resolved in {EVENT.DURATION} at {EVENT.RECOVERY.TIME} on {EVENT.RECOVERY.DATE}
            Problem name: {EVENT.NAME}
            Host: {HOST.NAME}
            Severity: {EVENT.SEVERITY}
            Original problem ID: {EVENT.ID}
            {TRIGGER.URL}
        -
          event_source: TRIGGERS
          operation_mode: UPDATE
          subject: '[{EVENT.STATUS}] {EVENT.NAME}'
          message: |
            {USER.FULLNAME} {EVENT.UPDATE.ACTION} problem at {EVENT.UPDATE.DATE} {EVENT.UPDATE.TIME}.
            {EVENT.UPDATE.MESSAGE}
            
            Current problem status is {EVENT.STATUS}, acknowledged: {EVENT.ACK.STATUS}.
        -
          event_source: DISCOVERY
          operation_mode: PROBLEM
          subject: 'Discovery: {DISCOVERY.DEVICE.STATUS} {DISCOVERY.DEVICE.IPADDRESS}'
          message: |
            Discovery rule: {DISCOVERY.RULE.NAME}
            
            Device IP: {DISCOVERY.DEVICE.IPADDRESS}
            Device DNS: {DISCOVERY.DEVICE.DNS}
            Device status: {DISCOVERY.DEVICE.STATUS}
            Device uptime: {DISCOVERY.DEVICE.UPTIME}
            
            Device service name: {DISCOVERY.SERVICE.NAME}
            Device service port: {DISCOVERY.SERVICE.PORT}
            Device service status: {DISCOVERY.SERVICE.STATUS}
            Device service uptime: {DISCOVERY.SERVICE.UPTIME}
        -
          event_source: AUTOREGISTRATION
          operation_mode: PROBLEM
          subject: 'Autoregistration: {HOST.HOST}'
          message: |
            Host name: {HOST.HOST}
            Host IP: {HOST.IP}
            Agent port: {HOST.PORT}