[Asterisk-code-review] asterisk.c: Add auto generation and persistence of UUID (asterisk[14])

[George Joseph]

George Joseph has uploaded a new change for review.

  https://gerrit.asterisk.org/3323

Change subject: asterisk.c:  Add auto generation and persistence of UUID
......................................................................

asterisk.c:  Add auto generation and persistence of UUID

Upcoming features will require the generation and persistence
of a UUID.

Change-Id: I3ec0062427e133217db6ef496a4216f427c3b92d
---
M include/asterisk.h
M main/asterisk.c
2 files changed, 35 insertions(+), 11 deletions(-)


  git pull ssh://gerrit.asterisk.org:29418/asterisk refs/changes/23/3323/1

diff --git a/include/asterisk.h b/include/asterisk.h
index ab2a3dd..e509fbc 100644
--- a/include/asterisk.h
+++ b/include/asterisk.h
@@ -288,4 +288,11 @@
 
 #endif
 
+/*!
+ * \brief Retrieve the PBX UUID
+ * \param pbx_uuid A buffer of at least AST_UUID_STR_LEN (36 + 1) size to receive the UUID
+ * \param length The buffer length
+ */
+int ast_pbx_uuid_get(char *pbx_uuid, int length);
+
 #endif /* _ASTERISK_H */
diff --git a/main/asterisk.c b/main/asterisk.c
index 95f1b3e..850003b 100644
--- a/main/asterisk.c
+++ b/main/asterisk.c
@@ -249,6 +249,7 @@
 #include "asterisk/codec.h"
 #include "asterisk/format_cache.h"
 #include "asterisk/media_cache.h"
+#include "asterisk/astdb.h"
 
 #include "../defaults.h"
 
@@ -590,6 +591,11 @@
 	}
 }
 
+int ast_pbx_uuid_get(char *pbx_uuid, int length)
+{
+	return ast_db_get("pbx", "UUID", pbx_uuid, length);
+}
+
 /*! \brief Give an overview of core settings */
 static char *handle_show_settings(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
 {
@@ -597,6 +603,7 @@
 	struct ast_tm tm;
 	char eid_str[128];
 	struct rlimit limits;
+	char pbx_uuid[AST_UUID_STR_LEN];
 
 	switch (cmd) {
 	case CLI_INIT:
@@ -609,6 +616,7 @@
 	}
 
 	ast_eid_to_str(eid_str, sizeof(eid_str), &ast_eid_default);
+	ast_pbx_uuid_get(pbx_uuid, sizeof(pbx_uuid));
 
 	ast_cli(a->fd, "\nPBX Core settings\n");
 	ast_cli(a->fd, "-----------------\n");
@@ -647,6 +655,7 @@
 	ast_cli(a->fd, "  System:                      %s/%s built by %s on %s %s\n", ast_build_os, ast_build_kernel, ast_build_user, ast_build_machine, ast_build_date);
 	ast_cli(a->fd, "  System name:                 %s\n", ast_config_AST_SYSTEM_NAME);
 	ast_cli(a->fd, "  Entity ID:                   %s\n", eid_str);
+	ast_cli(a->fd, "  PBX UUID:                    %s\n", pbx_uuid);
 	ast_cli(a->fd, "  Default language:            %s\n", ast_defaultlanguage);
 	ast_cli(a->fd, "  Language prefix:             %s\n", ast_language_is_prefix ? "Enabled" : "Disabled");
 	ast_cli(a->fd, "  User name and group:         %s/%s\n", ast_config_AST_RUN_USER, ast_config_AST_RUN_GROUP);
@@ -4250,6 +4259,7 @@
 	int num;
 	char *buf;
 	int moduleresult;         /*!< Result from the module load subsystem */
+	char pbx_uuid[AST_UUID_STR_LEN];
 
 	/* Set time as soon as possible */
 	ast_lastreloadtime = ast_startuptime = ast_tvnow();
@@ -4358,6 +4368,24 @@
 		ast_el_read_default_histfile();
 	}
 
+#ifdef AST_XML_DOCS
+	/* Load XML documentation. */
+	ast_xmldoc_load_documentation();
+#endif
+
+	if (astdb_init()) {
+		printf("Failed: astdb_init\n%s", term_quit());
+		exit(1);
+	}
+
+	ast_uuid_init();
+
+	if (ast_pbx_uuid_get(pbx_uuid, sizeof(pbx_uuid))) {
+		ast_uuid_generate_str(pbx_uuid, sizeof(pbx_uuid));
+		ast_db_put("pbx", "UUID", pbx_uuid);
+	}
+	ast_verb(0, "PBX UUID: %s\n", pbx_uuid);
+
 	ast_json_init();
 	ast_ulaw_init();
 	ast_alaw_init();
@@ -4398,7 +4426,6 @@
 	}
 
 	ast_aoc_cli_init();
-	ast_uuid_init();
 
 	if (ast_sorcery_init()) {
 		printf("Failed: ast_sorcery_init\n%s", term_quit());
@@ -4424,11 +4451,6 @@
 		printf("Failed: ast_codec_builtin_init\n%s", term_quit());
 		exit(1);
 	}
-
-#ifdef AST_XML_DOCS
-	/* Load XML documentation. */
-	ast_xmldoc_load_documentation();
-#endif
 
 	aco_init();
 
@@ -4510,11 +4532,6 @@
 
 	if (devstate_init()) {
 		printf("Device state core initialization failed.\n%s", term_quit());
-		exit(1);
-	}
-
-	if (astdb_init()) {
-		printf("Failed: astdb_init\n%s", term_quit());
 		exit(1);
 	}
 

-- 
To view, visit https://gerrit.asterisk.org/3323
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I3ec0062427e133217db6ef496a4216f427c3b92d
Gerrit-PatchSet: 1
Gerrit-Project: asterisk
Gerrit-Branch: 14
Gerrit-Owner: George Joseph <gjoseph at digium.com>