def get_context():
"""
Provide context to pass to Jinja2 for templating.
"""
context = {}
cfg = load_service_config("dnsd")
try:
mconfig = load_service_mconfig('dnsd', DnsD())
except LoadConfigError as err:
logging.warning("Error! Using default config because: %s", err)
mconfig = DnsD()
ip = get_ip_from_if_cidr(cfg['enodeb_interface'])
if int(ip.split('/')[1]) < 16:
logging.fatal("Large interface netmasks hang dnsmasq, consider using a "
"netmask in range /16 - /24")
raise Exception("Interface %s netmask is to large."
% cfg['enodeb_interface'])
dhcp_block_size = cfg['dhcp_block_size']
available_hosts = list(ipaddress.IPv4Interface(ip).network.hosts())
context['dhcp_server_enabled'] = mconfig.dhcp_server_enabled
if dhcp_block_size < len(available_hosts):
context['dhcp_range'] = {
"lower": str(available_hosts[-dhcp_block_size]),
"upper": str(available_hosts[-1]),
}
else:
logging.fatal("Not enough available hosts to allocate a DHCP block of \
%d addresses." % (dhcp_block_size))
context['addresses'] = _get_addresses(cfg, mconfig)
return context
def get_context():
"""
Provide context to pass to Jinja2 for templating.
"""
context = {}
cfg = load_service_config("dnsd")
try:
mconfig = load_service_mconfig("dnsd")
except LoadConfigError as err:
logging.warn("Error! Using default config because: %s", err)
mconfig = DnsD()
ip = get_ip_from_if_cidr(cfg['enodeb_interface'])
dhcp_block_size = cfg['dhcp_block_size']
available_hosts = list(ipaddress.IPv4Interface(ip).network.hosts())
if dhcp_block_size < len(available_hosts):
context['dhcp_range'] = {
"lower": str(available_hosts[-dhcp_block_size]),
"upper": str(available_hosts[-1]),
}
else:
logging.fatal("Not enough available hosts to allocate a DHCP block of \
%d addresses." % (dhcp_block_size))
context['addresses'] = _get_addresses(cfg, mconfig)
return context
def _get_iface_ip(service, iface_config):
"""
Get the interface IP given its name.
"""
iface_name = get_service_config_value(service, iface_config, "")
return get_ip_from_if_cidr(iface_name)
def _get_context():
"""
Create the context which has the interface IP and the OAI log level to use.
"""
mme_service_config = load_service_mconfig('mme', MME())
nat = _get_enable_nat(mme_service_config)
if nat:
iface_name = get_service_config_value(
'spgw',
'sgw_s5s8_up_iface_name',
'',
)
else:
iface_name = get_service_config_value(
'spgw',
'sgw_s5s8_up_iface_name_non_nat',
'',
)
context = {
"mme_s11_ip":
_get_iface_ip("mme", "s11_iface_name"),
"sgw_s11_ip":
_get_iface_ip("spgw", "s11_iface_name"),
'sgw_s5s8_up_iface_name':
iface_name,
"remote_sgw_ip":
get_service_config_value("mme", "remote_sgw_ip", ""),
"s1ap_ip":
_get_iface_ip("mme", "s1ap_iface_name"),
"s1ap_ipv6":
_get_iface_ipv6("mme", "s1ap_iface_name"),
"s1ap_ipv6_enabled":
get_service_config_value(
"mme",
"s1ap_ipv6_enabled",
default=False,
),
"oai_log_level":
_get_oai_log_level(),
"ipv4_dns":
_get_primary_dns_ip(mme_service_config, "dns_iface_name"),
"ipv4_sec_dns":
_get_secondary_dns_ip(mme_service_config),
"ipv4_p_cscf_address":
_get_ipv4_pcscf_ip(mme_service_config),
"ipv6_dns":
_get_ipv6_dns_ip(mme_service_config),
"ipv6_p_cscf_address":
_get_ipv6_pcscf_ip(mme_service_config),
"identity":
_get_identity(),
"relay_enabled":
_get_relay_enabled(mme_service_config),
"non_eps_service_control":
_get_non_eps_service_control(mme_service_config, ),
"csfb_mcc":
_get_csfb_mcc(mme_service_config),
"csfb_mnc":
_get_csfb_mnc(mme_service_config),
"lac":
_get_lac(mme_service_config),
"use_stateless":
get_service_config_value("mme", "use_stateless", ""),
"attached_enodeb_tacs":
_get_attached_enodeb_tacs(mme_service_config),
'enable_nat':
nat,
"federated_mode_map":
_get_federated_mode_map(mme_service_config),
"restricted_plmns":
_get_restricted_plmns(mme_service_config),
"restricted_imeis":
_get_restricted_imeis(mme_service_config),
"congestion_control_enabled":
_get_congestion_control_config(mme_service_config, ),
"service_area_map":
_get_service_area_maps(mme_service_config),
"accept_combined_attach_tau_wo_csfb":
get_service_config_value("mme", "accept_combined_attach_tau_wo_csfb",
""),
"sentry_config":
mme_service_config.sentry_config,
"enable5g_features":
_get_converged_core_config(mme_service_config),
"amf_default_slice_service_type":
_get_default_slice_service_type_config(mme_service_config, ),
"amf_default_slice_differentiator":
_get_default_slice_differentiator_type_config(mme_service_config, ),
"amf_name":
_get_amf_name_config(mme_service_config),
"amf_region_id":
_get_amf_region_id(mme_service_config),
"amf_set_id":
_get_amf_set_id(mme_service_config),
"amf_pointer":
_get_amf_pointer(mme_service_config),
"default_dnn":
_get_default_dnn_config(mme_service_config),
"auth_retry_max_count":
_get_default_auth_retry_count(),
"auth_retry_interval":
_get_default_auth_timer_expire_msec(),
}
context["s1u_ip"] = mme_service_config.ipv4_sgw_s1u_addr or _get_iface_ip(
"spgw",
"s1u_iface_name",
)
context[
"s1u_ipv6"] = mme_service_config.ipv6_sgw_s1u_addr or _get_iface_ipv6(
"spgw",
"s1u_iface_name",
)
try:
sgw_s5s8_up_ip = get_ip_from_if_cidr(iface_name,
IpPreference.IPV4_ONLY)
except ValueError:
# ignore the error to avoid MME crash
logging.warning("Could not read IP of interface: %s", iface_name)
sgw_s5s8_up_ip = "127.0.0.1/8"
context["sgw_s5s8_up_ip"] = sgw_s5s8_up_ip
# set ovs params
for key in (
"ovs_bridge_name",
"ovs_gtp_port_number",
"ovs_mtr_port_number",
"ovs_internal_sampling_port_number",
"ovs_internal_sampling_fwd_tbl",
"ovs_uplink_port_number",
"ovs_uplink_mac",
"pipelined_managed_tbl0",
"ebpf_enabled",
):
context[key] = get_service_config_value("spgw", key, "")
context["enable_apn_correction"] = get_service_config_value(
"mme",
"enable_apn_correction",
"",
)
context["apn_correction_map_list"] = _get_apn_correction_map_list(
mme_service_config, )
return context
def _get_context():
"""
Create the context which has the interface IP and the OAI log level to use.
"""
mme_service_config = load_service_mconfig('mme', MME())
nat = _get_enable_nat(mme_service_config)
if nat:
iface_name = get_service_config_value(
'spgw',
'sgw_s5s8_up_iface_name',
'',
)
else:
iface_name = get_service_config_value(
'spgw',
'sgw_s5s8_up_iface_name_non_nat',
'',
)
context = {
"mme_s11_ip": _get_iface_ip("mme", "s11_iface_name"),
"sgw_s11_ip": _get_iface_ip("spgw", "s11_iface_name"),
'sgw_s5s8_up_ip': get_ip_from_if_cidr(iface_name),
'sgw_s5s8_up_iface_name': iface_name,
"remote_sgw_ip": get_service_config_value("mme", "remote_sgw_ip", ""),
"s1ap_ip": _get_iface_ip("mme", "s1ap_iface_name"),
"oai_log_level": _get_oai_log_level(),
"ipv4_dns": _get_primary_dns_ip(mme_service_config, "dns_iface_name"),
"ipv4_sec_dns": _get_secondary_dns_ip(mme_service_config),
"ipv4_p_cscf_address": _get_ipv4_pcscf_ip(mme_service_config),
"ipv6_dns": _get_ipv6_dns_ip(mme_service_config),
"ipv6_p_cscf_address": _get_ipv6_pcscf_ip(mme_service_config),
"identity": _get_identity(),
"relay_enabled": _get_relay_enabled(mme_service_config),
"non_eps_service_control":
_get_non_eps_service_control(mme_service_config),
"csfb_mcc": _get_csfb_mcc(mme_service_config),
"csfb_mnc": _get_csfb_mnc(mme_service_config),
"lac": _get_lac(mme_service_config),
"use_stateless": get_service_config_value("mme", "use_stateless", ""),
"attached_enodeb_tacs": _get_attached_enodeb_tacs(mme_service_config),
'enable_nat': nat,
"federated_mode_map": _get_federated_mode_map(mme_service_config),
"restricted_plmns": _get_restricted_plmns(mme_service_config),
"restricted_imeis": _get_restricted_imeis(mme_service_config),
}
context["s1u_ip"] = mme_service_config.ipv4_sgw_s1u_addr or _get_iface_ip(
"spgw", "s1u_iface_name")
# set ovs params
for key in (
"ovs_bridge_name",
"ovs_gtp_port_number",
"ovs_mtr_port_number",
"ovs_internal_sampling_port_number",
"ovs_internal_sampling_fwd_tbl",
"ovs_uplink_port_number",
"ovs_uplink_mac",
"pipelined_managed_tbl0",
):
context[key] = get_service_config_value("spgw", key, "")
context["enable_apn_correction"] = get_service_config_value(
"mme", "enable_apn_correction", "")
context["apn_correction_map_list"] = _get_apn_correction_map_list(
mme_service_config)
return context
