msc_vty.c: make check-imei-rqd configurable

Related: OS#3189
Change-Id: Iee516b9cd7877b21207ce9a6d954109f19558163
diff --git a/src/libmsc/msc_vty.c b/src/libmsc/msc_vty.c
index e2582a9..1fdf560 100644
--- a/src/libmsc/msc_vty.c
+++ b/src/libmsc/msc_vty.c
@@ -432,6 +432,17 @@
 	return CMD_SUCCESS;
 }
 
+DEFUN(cfg_msc_check_imei_rqd, cfg_msc_check_imei_rqd_cmd,
+      "check-imei-rqd (0|1)",
+      "Send each IMEI to the EIR to ask if it is permitted or not. The EIR is implemented as part of OsmoHLR, "
+      "and can optionally save the IMEI in the HLR.\n"
+      "Do not send IMEIs to the EIR\n"
+      "Send each IMEI to the EIR\n")
+{
+	gsmnet->vlr->cfg.check_imei_rqd = atoi(argv[0]) ? true : false;
+	return CMD_SUCCESS;
+}
+
 DEFUN(cfg_msc_paging_response_timer, cfg_msc_paging_response_timer_cmd,
       "paging response-timer (default|<1-65535>)",
       "Configure Paging\n"
@@ -501,6 +512,10 @@
 		vty_out(vty, " auth-tuple-reuse-on-error 1%s",
 			VTY_NEWLINE);
 
+	if (gsmnet->vlr->cfg.check_imei_rqd)
+		vty_out(vty, " check-imei-rqd 1 %s",
+			VTY_NEWLINE);
+
 	if (gsmnet->paging_response_timer != MSC_PAGING_RESPONSE_TIMER_DEFAULT)
 		vty_out(vty, " paging response-timer %u%s", gsmnet->paging_response_timer, VTY_NEWLINE);
 
@@ -1548,6 +1563,7 @@
 	install_element(MSC_NODE, &cfg_msc_no_assign_tmsi_cmd);
 	install_element(MSC_NODE, &cfg_msc_auth_tuple_max_reuse_count_cmd);
 	install_element(MSC_NODE, &cfg_msc_auth_tuple_reuse_on_error_cmd);
+	install_element(MSC_NODE, &cfg_msc_check_imei_rqd_cmd);
 	install_element(MSC_NODE, &cfg_msc_cs7_instance_a_cmd);
 	install_element(MSC_NODE, &cfg_msc_cs7_instance_iu_cmd);
 	install_element(MSC_NODE, &cfg_msc_paging_response_timer_cmd);
diff --git a/tests/test_nodes.vty b/tests/test_nodes.vty
index 3fd37b0..c62c692 100644
--- a/tests/test_nodes.vty
+++ b/tests/test_nodes.vty
@@ -36,6 +36,7 @@
   no assign-tmsi
   auth-tuple-max-reuse-count <-1-2147483647>
   auth-tuple-reuse-on-error (0|1)
+  check-imei-rqd (0|1)
   cs7-instance-a <0-15>
   cs7-instance-iu <0-15>
   paging response-timer (default|<1-65535>)