From dac855e5c85250c7113c5c5af2f54f799369f1d1 Mon Sep 17 00:00:00 2001 From: Vadim Yanitskiy Date: Tue, 17 Nov 2020 04:17:46 +0700 Subject: USSD: add special 'idle' handler to IUSE for testing Change-Id: I0d566a60e95ce2da951f22ad47c6155c5b6a338c --- src/hlr_ussd.c | 17 +++++++++++++++++ src/hlr_vty.c | 5 +++-- 2 files changed, 20 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/hlr_ussd.c b/src/hlr_ussd.c index 399bdbc..35b74b6 100644 --- a/src/hlr_ussd.c +++ b/src/hlr_ussd.c @@ -379,6 +379,19 @@ static int handle_ussd_own_imsi(struct ss_session *ss, return 0; } +/* This handler just keeps the session idle unless the guard timer expires. */ +static int handle_ussd_test_idle(struct ss_session *ss, + const struct osmo_gsup_message *gsup, + const struct ss_request *req) +{ + char buf[GSM0480_USSD_7BIT_STRING_LEN + 1]; + snprintf(buf, sizeof(buf), "Keeping your session idle, it will expire " + "at most in %u seconds.", g_hlr->ncss_guard_timeout); + ss->state = OSMO_GSUP_SESSION_STATE_CONTINUE; + ss_tx_to_ms_ussd_7bit(ss, req->invoke_id, buf); + return 0; +} + static const struct hlr_iuse hlr_iuses[] = { { @@ -389,6 +402,10 @@ static const struct hlr_iuse hlr_iuses[] = { .name = "own-imsi", .handle_ussd = handle_ussd_own_imsi, }, + { + .name = "test-idle", + .handle_ussd = handle_ussd_test_idle, + }, }; const struct hlr_iuse *iuse_find(const char *name) diff --git a/src/hlr_vty.c b/src/hlr_vty.c index a054cbe..4b91aa9 100644 --- a/src/hlr_vty.c +++ b/src/hlr_vty.c @@ -174,10 +174,11 @@ DEFUN(cfg_hlr_gsup_ipa_name, #define UROUTE_STR "Routing Configuration\n" #define PREFIX_STR "Prefix-Matching Route\n" "USSD Prefix\n" -#define INT_CHOICE "(own-msisdn|own-imsi)" +#define INT_CHOICE "(own-msisdn|own-imsi|test-idle)" #define INT_STR "Internal USSD Handler\n" \ "Respond with subscribers' own MSISDN\n" \ - "Respond with subscribers' own IMSI\n" + "Respond with subscribers' own IMSI\n" \ + "Keep the session idle (useful for testing)\n" #define EXT_STR "External USSD Handler\n" \ "Name of External USSD Handler (IPA CCM ID)\n" -- cgit v1.2.3