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-rw-r--r--registry/registry_init.c147
1 files changed, 147 insertions, 0 deletions
diff --git a/registry/registry_init.c b/registry/registry_init.c
new file mode 100644
index 0000000..ffdb83f
--- /dev/null
+++ b/registry/registry_init.c
@@ -0,0 +1,147 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "../daemon/common.h"
+#include "registry_internals.h"
+
+int registry_init(void) {
+ char filename[FILENAME_MAX + 1];
+
+ // registry enabled?
+ if(web_server_mode != WEB_SERVER_MODE_NONE) {
+ registry.enabled = config_get_boolean(CONFIG_SECTION_REGISTRY, "enabled", 0);
+ }
+ else {
+ info("Registry is disabled - use the central netdata");
+ config_set_boolean(CONFIG_SECTION_REGISTRY, "enabled", 0);
+ registry.enabled = 0;
+ }
+
+ // pathnames
+ snprintfz(filename, FILENAME_MAX, "%s/registry", netdata_configured_varlib_dir);
+ registry.pathname = config_get(CONFIG_SECTION_REGISTRY, "registry db directory", filename);
+ if(mkdir(registry.pathname, 0770) == -1 && errno != EEXIST)
+ fatal("Cannot create directory '%s'.", registry.pathname);
+
+ // filenames
+ snprintfz(filename, FILENAME_MAX, "%s/netdata.public.unique.id", registry.pathname);
+ registry.machine_guid_filename = config_get(CONFIG_SECTION_REGISTRY, "netdata unique id file", filename);
+
+ snprintfz(filename, FILENAME_MAX, "%s/registry.db", registry.pathname);
+ registry.db_filename = config_get(CONFIG_SECTION_REGISTRY, "registry db file", filename);
+
+ snprintfz(filename, FILENAME_MAX, "%s/registry-log.db", registry.pathname);
+ registry.log_filename = config_get(CONFIG_SECTION_REGISTRY, "registry log file", filename);
+
+ // configuration options
+ registry.save_registry_every_entries = (unsigned long long)config_get_number(CONFIG_SECTION_REGISTRY, "registry save db every new entries", 1000000);
+ registry.persons_expiration = config_get_number(CONFIG_SECTION_REGISTRY, "registry expire idle persons days", 365) * 86400;
+ registry.registry_domain = config_get(CONFIG_SECTION_REGISTRY, "registry domain", "");
+ registry.registry_to_announce = config_get(CONFIG_SECTION_REGISTRY, "registry to announce", "https://registry.my-netdata.io");
+ registry.hostname = config_get(CONFIG_SECTION_REGISTRY, "registry hostname", netdata_configured_hostname);
+ registry.verify_cookies_redirects = config_get_boolean(CONFIG_SECTION_REGISTRY, "verify browser cookies support", 1);
+
+ registry_update_cloud_base_url();
+ setenv("NETDATA_REGISTRY_HOSTNAME", registry.hostname, 1);
+ setenv("NETDATA_REGISTRY_URL", registry.registry_to_announce, 1);
+
+ registry.max_url_length = (size_t)config_get_number(CONFIG_SECTION_REGISTRY, "max URL length", 1024);
+ if(registry.max_url_length < 10) {
+ registry.max_url_length = 10;
+ config_set_number(CONFIG_SECTION_REGISTRY, "max URL length", (long long)registry.max_url_length);
+ }
+
+ registry.max_name_length = (size_t)config_get_number(CONFIG_SECTION_REGISTRY, "max URL name length", 50);
+ if(registry.max_name_length < 10) {
+ registry.max_name_length = 10;
+ config_set_number(CONFIG_SECTION_REGISTRY, "max URL name length", (long long)registry.max_name_length);
+ }
+
+ // initialize entries counters
+ registry.persons_count = 0;
+ registry.machines_count = 0;
+ registry.usages_count = 0;
+ registry.urls_count = 0;
+ registry.persons_urls_count = 0;
+ registry.machines_urls_count = 0;
+
+ // initialize memory counters
+ registry.persons_memory = 0;
+ registry.machines_memory = 0;
+ registry.urls_memory = 0;
+ registry.persons_urls_memory = 0;
+ registry.machines_urls_memory = 0;
+
+ // initialize locks
+ netdata_mutex_init(&registry.lock);
+
+ // create dictionaries
+ registry.persons = dictionary_create(DICTIONARY_FLAGS);
+ registry.machines = dictionary_create(DICTIONARY_FLAGS);
+ avl_init(&registry.registry_urls_root_index, registry_url_compare);
+
+ // load the registry database
+ if(registry.enabled) {
+ registry_log_open();
+ registry_db_load();
+ registry_log_load();
+
+ if(unlikely(registry_db_should_be_saved()))
+ registry_db_save();
+ }
+
+ return 0;
+}
+
+void registry_free(void) {
+ if(!registry.enabled) return;
+
+ // we need to destroy the dictionaries ourselves
+ // since the dictionaries use memory we allocated
+
+ while(registry.persons->values_index.root) {
+ REGISTRY_PERSON *p = ((NAME_VALUE *)registry.persons->values_index.root)->value;
+ registry_person_del(p);
+ }
+
+ while(registry.machines->values_index.root) {
+ REGISTRY_MACHINE *m = ((NAME_VALUE *)registry.machines->values_index.root)->value;
+
+ // fprintf(stderr, "\nMACHINE: '%s', first: %u, last: %u, usages: %u\n", m->guid, m->first_t, m->last_t, m->usages);
+
+ while(m->machine_urls->values_index.root) {
+ REGISTRY_MACHINE_URL *mu = ((NAME_VALUE *)m->machine_urls->values_index.root)->value;
+
+ // fprintf(stderr, "\tURL: '%s', first: %u, last: %u, usages: %u, flags: 0x%02x\n", mu->url->url, mu->first_t, mu->last_t, mu->usages, mu->flags);
+
+ //debug(D_REGISTRY, "Registry: destroying persons dictionary from url '%s'", mu->url->url);
+ //dictionary_destroy(mu->persons);
+
+ debug(D_REGISTRY, "Registry: deleting url '%s' from person '%s'", mu->url->url, m->guid);
+ dictionary_del(m->machine_urls, mu->url->url);
+
+ debug(D_REGISTRY, "Registry: unlinking url '%s' from machine", mu->url->url);
+ registry_url_unlink(mu->url);
+
+ debug(D_REGISTRY, "Registry: freeing machine url");
+ freez(mu);
+ }
+
+ debug(D_REGISTRY, "Registry: deleting machine '%s' from machines registry", m->guid);
+ dictionary_del(registry.machines, m->guid);
+
+ debug(D_REGISTRY, "Registry: destroying URL dictionary of machine '%s'", m->guid);
+ dictionary_destroy(m->machine_urls);
+
+ debug(D_REGISTRY, "Registry: freeing machine '%s'", m->guid);
+ freez(m);
+ }
+
+ // and free the memory of remaining dictionary structures
+
+ debug(D_REGISTRY, "Registry: destroying persons dictionary");
+ dictionary_destroy(registry.persons);
+
+ debug(D_REGISTRY, "Registry: destroying machines dictionary");
+ dictionary_destroy(registry.machines);
+}
+