Add the CLI param "-dbURI"

CHANGES_NEXT_RELEASE

@@ -1,3 +1,4 @@
 - Add: servicePath field to builtin attributes (#2877)
 - Fix: logDeprecate not working correctly (`geo:json` wrongly considered as deprecated)
 - Fix: improve error traces (#4387)
+- Add: CLI parameter -dbUri / env var ORION_MONGO_URI (#3794)

doc/manuals.jp/admin/cli.md

@@ -32,6 +32,9 @@ broker はデフォルトでバックグラウンドで実行されるため、
 -   **-ipv6** : broker を IPv6 専用モードで実行します。デフォルトでは、broker は IPv4 と IPv6 の両方で動作します。-ipv4 と同時に使用することはできません。
 -   **-multiservice** : マルチサービス/マルチテナントモードを有効にします。[マルチ・テナンシーのセクション](../orion-api.md#multi-tenancy)を参照してください
 -   **-db <db>** : 使用する MogoDB データベース、または (`-multiservice` を使用している場合) サービス単位/テナント単位のデータベースのプレフィックス ([マルチ・テナンシー](../orion-api.md#multi-tenancy)のセクションを参照してください) です。このフィールドは最大10文字までです
+-   **-dbURI <uri>** : 使用する MongoDB を URI で指定します。 
+    URI に文字列 `${PWD}` がある場合は `-dbpwd` または環境変数 `ORION_MONGO_PASSWORD` で指定したパスワードで置き換えられます。
+    このオプションは `-dbhost`, `-rplSet`, `-dbTimeout`, `-dbuser`, `-dbAuthMech`, `-dbAuthDb`, `-dbSSL`, `-dbDisableRetryWrites` と組み合わせできません。（組み合わせた場合、Orion は起動時にエラーで終了します）
 -   **-dbhost <host>** : 使用する MongoDB のホストとポートです。たとえば、`-dbhost localhost:12345` です
 -   **-rplSet <replicat_set>** : 指定すれば、Orion CB が MongoDB レプリカセット (スタンドアロン MongoDB インスタンスではなく) に接続されます。使用するレプリカセットの名前は、パラメータの値です。この場合、-dbhost パラメーターは、レプリカ・セットのシードとして使用されるホスト ("," で区切られた) のリストにすることができます
 -   **-dbTimeout <interval>** : レプリカセット (-rplSet) を使用する場合にのみ使用され、それ以外の場合は無視されます。レプリカセットへの接続のタイムアウトをミリ秒単位で指定します
@@ -139,6 +142,7 @@ Orion は、環境変数を使用した引数の受け渡しをサポートし
 |   ORION_LOCALIP   |   localIp |
 |   ORION_PORT  |   port    |
 |   ORION_PID_PATH  |   pidpath |
+|	ORION_MONGO_URI	|	dbURI	|
 |   ORION_MONGO_HOST    |   dbhost  |
 |   ORION_MONGO_REPLICA_SET |   rplSet  |
 |   ORION_MONGO_USER    |   dbuser  |

doc/manuals/admin/cli.md

@@ -46,6 +46,12 @@ The list of available options is the following:
     [service/tenant database
     separation](../orion-api.md#multi-tenancy). This field is restricted to 10 characters
     max length.
+-   **-dbURI <uri>** : The URI to use the MongoDB.
+    If the URI contains the string `${PWD}`, it will be replaced with the password
+    specified in `-dbpwd` or the environment variable `ORION_MONGO_PASSWORD`.
+    This option cannot be combined with `-dbhost`, `-rplSet`, `-dbTimeout`, `-dbuser`,
+    `-dbAuthMech`, `-dbAuthDb`, `-dbSSL` and `-dbDisableRetryWrites` (if you attempt to do that
+    Orion will exit with an error on startup).
 -   **-dbhost <host>**. The MongoDB host and port to use, e.g. `-dbhost
     localhost:12345`.
 -   **-rplSet <replicat_set>**. If used, Orion CB connnects to a
@@ -211,6 +217,7 @@ Two facts have to be taken into account:
 |	ORION_LOCALIP	|	localIp	|
 |	ORION_PORT	|	port	|
 |	ORION_PID_PATH	|	pidpath	|
+|	ORION_MONGO_URI	|	dbURI	|
 |	ORION_MONGO_HOST	|	dbhost	|
 |	ORION_MONGO_REPLICA_SET	|	rplSet	|
 |	ORION_MONGO_USER	|	dbuser	|

src/app/contextBroker/contextBroker.cpp

@@ -148,6 +148,7 @@ char            authMech[64];
 char            authDb[64];
 bool            dbSSL;
 bool            dbDisableRetryWrites;
+char            dbURI[1024];
 char            pidPath[256];
 bool            harakiri;
 bool            useOnlyIPv4;
@@ -276,6 +277,7 @@ bool            logDeprecate;
 #define NGSIV1_AUTOCAST_DESC   "automatic cast for number, booleans and dates in NGSIv1 update/create attribute operations"
 #define MQTT_MAX_AGE_DESC      "max time (in minutes) that an unused MQTT connection is kept, default: 60"
 #define LOG_DEPRECATE_DESC     "log deprecation usages as warnings"
+#define DBURI_DESC             "complete URI for database connection"
 
 
 
@@ -295,6 +297,7 @@ PaArgument paArgs[] =
   { "-port",                        &port,                  "PORT",                     PaInt,    PaOpt, 1026,                            1,    65535,                  PORT_DESC                    },
   { "-pidpath",                     pidPath,                "PID_PATH",                 PaString, PaOpt, PIDPATH,                         PaNL,  PaNL,                  PIDPATH_DESC                 },
 
+  { "-dbURI",                       dbURI,                  "MONGO_URI",                PaString, PaOpt, _i "",                           PaNL,  PaNL,                  DBURI_DESC                   },
   { "-dbhost",                      dbHost,                 "MONGO_HOST",               PaString, PaOpt, LOCALHOST,                       PaNL,  PaNL,                  DBHOST_DESC                  },
   { "-rplSet",                      rplSet,                 "MONGO_REPLICA_SET",        PaString, PaOpt, _i "",                           PaNL,  PaNL,                  RPLSET_DESC                  },
   { "-dbuser",                      user,                   "MONGO_USER",               PaString, PaOpt, _i "",                           PaNL,  PaNL,                  DBUSER_DESC                  },
@@ -1213,7 +1216,7 @@ int main(int argC, char* argV[])
   alarmMgr.init(relogAlarms);
   mqttMgr.init(mqttTimeout);
   orionInit(orionExit, ORION_VERSION, policy, statCounters, statSemWait, statTiming, statNotifQueue, strictIdv1);
-  mongoInit(dbHost, rplSet, dbName, user, pwd, authMech, authDb, dbSSL, dbDisableRetryWrites, mtenant, dbTimeout, writeConcern, dbPoolSize, statSemWait);
+  mongoInit(dbURI, dbHost, rplSet, dbName, user, pwd, authMech, authDb, dbSSL, dbDisableRetryWrites, mtenant, dbTimeout, writeConcern, dbPoolSize, statSemWait);
   metricsMgr.init(!disableMetrics, statSemWait);
   logSummaryInit(&lsPeriod);
 

src/lib/mongoBackend/MongoGlobal.cpp

@@ -104,6 +104,7 @@ bool mongoMultitenant(void)
 */
 void mongoInit
 (
+  const char*  dbURI,
   const char*  dbHost,
   const char*  rplSet,
   std::string  dbName,
@@ -123,7 +124,8 @@ void mongoInit
   // Set the global multitenant variable
   multitenant = mtenant;
 
-  if (orion::mongoConnectionPoolInit(dbHost,
+  if (orion::mongoConnectionPoolInit(dbURI,
+                                     dbHost,
                                      dbName.c_str(),
                                      rplSet,
                                      user,

src/lib/mongoBackend/MongoGlobal.h

@@ -71,6 +71,7 @@ extern bool mongoMultitenant(void);
 */
 void mongoInit
 (
+  const char*  dbURI,
   const char*  dbHost,
   const char*  rplSet,
   std::string  dbName,

src/lib/mongoDriver/mongoConnectionPool.cpp

@@ -316,6 +316,7 @@ static void mongoDriverLogger
 */
 static std::string composeMongoUri
 (
+  const char*  dbURI,
   const char*  host,
   const char*  rplSet,
   const char*  username,
@@ -329,54 +330,82 @@ static std::string composeMongoUri
 {
   // Compose the mongoUri, taking into account all information
 
-  std::string uri = "mongodb://";
+  std::string uri;
 
-  // Add auth parameter if included
-  if (strlen(username) != 0 && strlen(passwd) != 0)
+  if (strlen(dbURI) != 0)
   {
-    uri += username + std::string(":") + passwd + "@";
-  }
+    if (strlen(username) != 0 || strlen(authDb) != 0 || strlen(rplSet) != 0 || strlen(mechanism) != 0 || dbSSL || dbDisableRetryWrites || timeout > 0)
+    {
+        LM_X(1, ("Invalid Command Line Options: -dbURI cannot be combined with -dbhost, -rplSet, -dbTimeout, -dbuser, -dbAuthMech, -dbAuthDb, -dbSSL and -dbDisableRetryWrites"));
+    }
 
-  uri += host + std::string("/");
+    const char* pwd = strstr(dbURI, "${PWD}");
+    if (pwd != NULL)
+    {
+      if (strlen(passwd) == 0)
+      {
+        LM_X(1, ("Invalid Command Line Options: -dbURI is used with a password substitution, but no password (-dbpwd) is supplied"));
+      }
 
-  if (strlen(authDb) != 0)
-  {
-    uri += authDb;
+      // +6 is the length of the "${PWD}"
+      uri = std::string(dbURI, pwd - dbURI) + passwd + (pwd + 6);
+    }
+    else
+    {
+      uri = dbURI;
+    }
   }
+  else
+  {
+    uri = "mongodb://";
 
-  // First option prefix is '?' symbol
-  std::string optionPrefix = "?";
+    // Add auth parameter if included
+    if (strlen(username) != 0 && strlen(passwd) != 0)
+    {
+      uri += username + std::string(":") + passwd + "@";
+    }
 
-  if (strlen(rplSet) != 0)
-  {
-    uri += optionPrefix + "replicaSet=" + rplSet;
-    optionPrefix = "&";
-  }
+    uri += host + std::string("/");
 
-  if (strlen(mechanism) != 0)
-  {
-    uri += optionPrefix + "authMechanism=" + mechanism;
-    optionPrefix = "&";
-  }
+    if (strlen(authDb) != 0)
+    {
+      uri += authDb;
+    }
 
-  if (dbSSL)
-  {
-    uri += optionPrefix + "tls=true&tlsAllowInvalidCertificates=true";
-    optionPrefix = "&";
-  }
+    // First option prefix is '?' symbol
+    std::string optionPrefix = "?";
 
-  if (dbDisableRetryWrites)
-  {
-    uri += optionPrefix + "retryWrites=false";
-    optionPrefix = "&";
-  }
+    if (strlen(rplSet) != 0)
+    {
+      uri += optionPrefix + "replicaSet=" + rplSet;
+      optionPrefix = "&";
+    }
 
-  if (timeout > 0)
-  {
-    char buf[STRING_SIZE_FOR_LONG];
-    i2s(timeout, buf, sizeof(buf));
-    uri += optionPrefix + "connectTimeoutMS=" + buf;
-    optionPrefix = "&";
+    if (strlen(mechanism) != 0)
+    {
+      uri += optionPrefix + "authMechanism=" + mechanism;
+      optionPrefix = "&";
+    }
+
+    if (dbSSL)
+    {
+      uri += optionPrefix + "tls=true&tlsAllowInvalidCertificates=true";
+      optionPrefix = "&";
+    }
+
+    if (dbDisableRetryWrites)
+    {
+      uri += optionPrefix + "retryWrites=false";
+      optionPrefix = "&";
+    }
+
+    if (timeout > 0)
+    {
+      char buf[STRING_SIZE_FOR_LONG];
+      i2s(timeout, buf, sizeof(buf));
+      uri += optionPrefix + "connectTimeoutMS=" + buf;
+      optionPrefix = "&";
+    }
   }
 
   LM_T(LmtMongo, ("MongoDB connection URI: '%s'", offuscatePassword(uri, passwd).c_str()));
@@ -392,6 +421,7 @@ static std::string composeMongoUri
 */
 int orion::mongoConnectionPoolInit
 (
+  const char*  dbURI,
   const char*  host,
   const char*  db,
   const char*  rplSet,
@@ -421,7 +451,7 @@ int orion::mongoConnectionPoolInit
   atexit(shutdownClient);
 
   // Set mongo Uri to connect
-  std::string uri = composeMongoUri(host, rplSet, username, passwd, mechanism, authDb, dbSSL, dbDisableRetryWrites, timeout);
+  std::string uri = composeMongoUri(dbURI, host, rplSet, username, passwd, mechanism, authDb, dbSSL, dbDisableRetryWrites, timeout);
 
 #ifdef UNIT_TEST
   /* Basically, we are mocking all the DB pool with a single connection. The getMongoConnection() and mongoReleaseConnection() methods

src/lib/mongoDriver/mongoConnectionPool.h

@@ -46,6 +46,7 @@ extern void mongoVersionGet(int* mayor, int* minor);
 */
 extern int mongoConnectionPoolInit
 (
+  const char* dbURI,
   const char* host,
   const char* db,
   const char* rplSet,

test/functionalTest/cases/0000_cli/bool_option_with_value.test

@@ -50,6 +50,7 @@ Usage: contextBroker  [option '-U' (extended usage)]
                       [option '-localIp' <IP to receive new connections>]
                       [option '-port' <port to receive new connections>]
                       [option '-pidpath' <pid file path>]
+                      [option '-dbURI' <complete URI for database connection>]
                       [option '-dbhost' <database host>]
                       [option '-rplSet' <replica set>]
                       [option '-dbuser' <database user>]

test/functionalTest/cases/0000_cli/command_line_options.test

@@ -39,6 +39,7 @@ Usage: contextBroker  [option '-U' (extended usage)]
                       [option '-localIp' <IP to receive new connections>]
                       [option '-port' <port to receive new connections>]
                       [option '-pidpath' <pid file path>]
+                      [option '-dbURI' <complete URI for database connection>]
                       [option '-dbhost' <database host>]
                       [option '-rplSet' <replica set>]
                       [option '-dbuser' <database user>]

test/functionalTest/cases/0000_cli/tracelevel_without_logLevel_as_DEBUG.test

@@ -40,6 +40,7 @@ Usage: contextBroker  [option '-U' (extended usage)]
                       [option '-localIp' <IP to receive new connections>]
                       [option '-port' <port to receive new connections>]
                       [option '-pidpath' <pid file path>]
+                      [option '-dbURI' <complete URI for database connection>]
                       [option '-dbhost' <database host>]
                       [option '-rplSet' <replica set>]
                       [option '-dbuser' <database user>]

test/functionalTest/cases/3658_env_vars/env_vars.test

@@ -85,6 +85,7 @@ Extended Usage: contextBroker  [option '-U' (extended usage)]
                                [option '-localIp' <IP to receive new connections>]                                 ORION_LOCALIP                      '0.0.0.0' /'0.0.0.0'/
                                [option '-port' <port to receive new connections>]                                  ORION_PORT                         1 <= 1026 /1026/ <= 65535
                                [option '-pidpath' <pid file path>]                                                 ORION_PID_PATH                     '/tmp/contextBroker.pid' /'/tmp/contextBroker/
+                               [option '-dbURI' <complete URI for database connection>]                            ORION_MONGO_URI                    '' /''/
                                [option '-dbhost' <database host>]                                                  ORION_MONGO_HOST                   'localhost' /'localhost'/
                                [option '-rplSet' <replica set>]                                                    ORION_MONGO_REPLICA_SET            '' /''/
                                [option '-dbuser' <database user>]                                                  ORION_MONGO_USER                   '' /''/

test/unittests/main_UnitTest.cpp

@@ -80,6 +80,7 @@ unsigned long logLineMaxSize        = 32 * 1024;
 
 bool          logDeprecate = false;
 
+char          dbURI[1024];
 char          dbHost[256];
 char          rplSet[64];
 char          dbName[64];
@@ -107,6 +108,7 @@ unsigned long   fcMaxInterval  = 0;
 */
 PaArgument paArgs[] =
 {
+  { "-dbURI",          dbURI,         "DB_URI",         PaString, PaOpt, (int64_t) "",           PaNL, PaNL,  "" },
   { "-dbhost",         dbHost,        "DB_HOST",        PaString, PaOpt, (int64_t) "localhost",  PaNL, PaNL,  "" },
   { "-rplSet",         rplSet,        "RPL_SET",        PaString, PaOpt, (int64_t) "",           PaNL, PaNL,  "" },
   { "-dbuser",         user,          "DB_USER",        PaString, PaOpt, (int64_t) "",           PaNL, PaNL,  "" },
@@ -158,7 +160,7 @@ int main(int argC, char** argV)
   LM_M(("Init tests"));
   orionInit(exitFunction, orionUnitTestVersion, SemReadWriteOp, false, false, false, false, false);
   // Note that disableRetryTries, multitenancy and mutex time stats are disabled for unit test mongo init
-  mongoInit(dbHost, rplSet, dbName, user, pwd, authMech, authDb, dbSSL, false, false, dbTimeout, writeConcern, dbPoolSize, false);
+  mongoInit(dbURI, dbHost, rplSet, dbName, user, pwd, authMech, authDb, dbSSL, false, false, dbTimeout, writeConcern, dbPoolSize, false);
   alarmMgr.init(false);
   logSummaryInit(&lsPeriod);
   // setupDatabase(); FIXME #3775: pending on mongo unit test re-enabling