Use `command -v` instead of `which` because:
* It's built into the shell, avoiding an external dependency on the
`which` package on Fedora 44.
* It works across all POSIX-compliant shells.
* It's standard across Linux distributions. For example, Fedora 44
lacks the `which` package by default.
Signed-off-by: Dimitri Papadopoulos <3350651-DimitriPapadopoulos@users.noreply.gitlab.com>
The main benefit is that there is less manual work to add a
test (discovery of unique random addresses is not necessary),
but it also ensures that the tests can run on environments where the
previously hard-coded addresses were present.
Signed-off-by: Nikos Mavrogiannopoulos <n.mavrogiannopoulos@gmail.com>
iperf3 is consistently included in all distributions we
are testing at, in contrast with nuttcp.
Signed-off-by: Nikos Mavrogiannopoulos <n.mavrogiannopoulos@gmail.com>
This ensures that the main process receives the TLS channel information
early and does not depend on DTLS channel establishment. Furthermore,
we refactor to make setup_dtls_psk_keys() fail early when no TLS channel
is available.
Signed-off-by: Nikos Mavrogiannopoulos <nmav@gnutls.org>
This avoids a crash when no DTLS ciphersuite is selected and adds a
test case for negotiation without DTLS.
Signed-off-by: Nikos Mavrogiannopoulos <nmav@gnutls.org>
Nikos Mavrogiannopoulos