Add blank type of NTS.

[sim/o1-interface.git] / ntsimulator / ntsim-ng / core / app / blank.c

diff --git a/ntsimulator/ntsim-ng/core/app/blank.c b/ntsimulator/ntsim-ng/core/app/blank.c
new file mode 100644 (file)
index 0000000..baef1b6
--- /dev/null
+++ b/ntsimulator/ntsim-ng/core/app/blank.c
@@ -0,0 +1,149 @@
+/*************************************************************************
+*
+* Copyright 2021 highstreet technologies GmbH and others
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+***************************************************************************/
+
+#define _GNU_SOURCE
+
+#include "blank.h"
+#include "utils/log_utils.h"
+#include "utils/sys_utils.h"
+#include "utils/nts_utils.h"
+#include <stdio.h>
+#include <assert.h>
+
+#include "core/framework.h"
+#include "core/container.h"
+#include "core/session.h"
+#include "core/nc_config.h"
+
+#define DOCKER_DEPLOY_ZIP   "/opt/dev/deploy.zip"
+#define FTP_DEPLOY_ZIP      "/ftp/deploy.zip"
+
+//checkAL: see all todos if doing also YANG-install through netopeer
+
+int blank_run(void) {
+    log_add_verbose(1, LOG_COLOR_BOLD_YELLOW"running as BLANK NTS daemon...\n"LOG_COLOR_RESET);
+    log_add_verbose(1, LOG_COLOR_BOLD_YELLOW"Docker IP:"LOG_COLOR_RESET" %s\n", framework_environment.settings.ip_v6_enabled ? framework_environment.settings.ip_v6 : framework_environment.settings.ip_v4);
+
+    char shell_command[512];
+
+    if(session_init() != NTS_ERR_OK) {
+        log_error("session_init() failed\n");
+        return NTS_ERR_FAILED;
+    }
+
+    if(netconf_configure() != NTS_ERR_OK) {
+        log_error("netconf_configure() failed\n")
+        return NTS_ERR_FAILED;
+    }
+
+    session_free();
+
+    vsftp_daemon_init();
+    sftp_daemon_init();
+
+    //todo: run netopeer
+
+    char *zipfile = DOCKER_DEPLOY_ZIP;
+    if(file_exists(zipfile)) {
+        goto blank_install_zip;
+    }
+    else {
+        log_add_verbose(2, "%s was not found, waiting for deploy.zip on other means...\n");
+    }
+
+blank_run_wait_for_file:
+    while(!framework_sigint) {
+        zipfile = FTP_DEPLOY_ZIP;
+        if(file_exists(zipfile)) {
+            goto blank_install_zip;
+        }
+
+        //todo: check netopeer for data
+
+        sleep(1);
+    }
+
+    vsftp_daemon_deinit();
+    sftp_daemon_deinit();
+
+    log_error("blank image daemon was called to stop before installing anything\n");
+    return NTS_ERR_FAILED;
+
+
+blank_install_zip: {
+        log_add_verbose(1, "found deploy.zip in "LOG_COLOR_BOLD_BLUE"%s"LOG_COLOR_RESET"\n", zipfile);
+        log_add_verbose(1, "starting install...\n");
+        
+        //check if zip is ok
+        sprintf(shell_command, "unzip -qq -t %s", zipfile);
+        if(system(shell_command) != 0) {
+            log_error("%s invalid ZIP file\n", zipfile);
+            goto blank_install_failed;
+        }
+        
+        //unzip to /opt/dev/deploy
+        sprintf(shell_command, "unzip -qq %s -d /opt/dev/deploy", zipfile);
+        if(system(shell_command) != 0) {
+            log_error("unzip filed for unknown reason\n", zipfile);
+            goto blank_install_failed;
+        }
+
+        if(strcmp(zipfile, FTP_DEPLOY_ZIP) == 0) {
+            sprintf(shell_command, "rm -f %s", zipfile);
+            if(system(shell_command) != 0) {
+                log_error("failed to remove %s\n", zipfile);
+            }
+        }
+
+        if(!file_exists("/opt/dev/deploy/config.json")) {
+            log_error("/opt/dev/deploy/config.json not found!\n");
+            goto blank_install_failed;
+        }
+
+        //move /opt/dev/deploy/config.json to /opt/dev/ntsim-ng/config/config.json
+        system("mv /opt/dev/deploy/config.json /opt/dev/ntsim-ng/config/config.json");
+
+        //todo: kill netopeer
+
+        //run container_self_init()
+        if(!container_self_init()) {
+            log_error("container_self_init() error\n");
+            goto blank_install_failed;
+        }
+
+        //send SIGUSR1 to supervisor to reload everything and start fresh
+        kill(1, SIGUSR1);
+
+        log_add_verbose(1, LOG_COLOR_BOLD_GREEN"blank image successfully replaced!"LOG_COLOR_RESET"\n");
+        vsftp_daemon_deinit();
+        sftp_daemon_deinit();
+
+        return NTS_ERR_OK;
+    }
+
+blank_install_failed: {
+        //remove zipfile
+        sprintf(shell_command, "rm -rf %s", zipfile);
+        system(shell_command);
+
+        system("rm -rf /opt/dev/deploy");
+
+        log_error("%s failed to install...\n", zipfile);
+        log_error("try again with new file...\n");
+        goto blank_run_wait_for_file;
+    }
+}