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Commit 8c5976e2 authored by Robert Schmidt's avatar Robert Schmidt
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Use "ip add" to add IP addresses 

This then only uses the "modern" ip tool instead of ifconfig, and the
command is more "homogeneous".
parent 29895650
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Showing with 19 additions and 16 deletions
openair3/NAS/UE/ESM/esm_ebr_context.c
View file @ 8c5976e2
......@@ -196,7 +196,7 @@ int esm_ebr_context_create(
char *tmp = NULL;
char ipv4_addr[INET_ADDRSTRLEN];
//char ipv6_addr[INET6_ADDRSTRLEN];
char *netmask = NULL;
int netmask = 32;
char broadcast[INET_ADDRSTRLEN];
struct in_addr in_addr;
char command_line[500];
......@@ -223,7 +223,7 @@ int esm_ebr_context_create(
strcpy(ipv4_addr, tmp);
if (IN_CLASSA(ntohl(in_addr.s_addr))) {
netmask = "255.0.0.0";
netmask = 8;
in_addr.s_addr = pdn->ip_addr[0] << 24 |
((255 << 16) & 0x00FF0000) |
((255 << 8) & 0x0000FF00) |
......@@ -235,7 +235,7 @@ int esm_ebr_context_create(
// in_addr.s_addr);
strcpy(broadcast, tmp);
} else if (IN_CLASSB(ntohl(in_addr.s_addr))) {
netmask = "255.255.0.0";
netmask = 16;
in_addr.s_addr = pdn->ip_addr[0] << 24 |
((pdn->ip_addr[1] << 16) & 0x00FF0000) |
((255 << 8) & 0x0000FF00) |
......@@ -247,7 +247,7 @@ int esm_ebr_context_create(
// in_addr.s_addr);
strcpy(broadcast, tmp);
} else if (IN_CLASSC(ntohl(in_addr.s_addr))) {
netmask = "255.255.255.0";
netmask = 24;
in_addr.s_addr = pdn->ip_addr[0] << 24 |
((pdn->ip_addr[1] << 16) & 0x00FF0000) |
((pdn->ip_addr[2] << 8) & 0x0000FF00) |
......@@ -259,21 +259,24 @@ int esm_ebr_context_create(
// in_addr.s_addr);
strcpy(broadcast, tmp);
} else {
netmask = "255.255.255.255";
netmask = 32;
strcpy(broadcast, ipv4_addr);
}
res = sprintf(command_line,
"ifconfig %s%d %s netmask %s broadcast %s up && "
"ip rule add from %s/32 table %d && "
"ip rule add to %s/32 table %d && "
"ip route add default dev %s%d table %d",
UE_NAS_USE_TUN?"oaitun_ue":"oip",
ueid + 1, ipv4_addr, netmask, broadcast,
ipv4_addr, ueid + 201,
ipv4_addr, ueid + 201,
UE_NAS_USE_TUN?"oaitun_ue":"oip",
ueid + 1, ueid + 201);
uint8_t if_num = ueid % MAX_NUMBER_NETIF + 1;
res = sprintf(command_line,
"ip address add %s/%d broadcast %s dev %s%d && "
"ip link set %s%d up && "
"ip rule add from %s/32 table %d && "
"ip rule add to %s/32 table %d && "
"ip route add default dev %s%d table %d",
ipv4_addr, netmask, broadcast,
UE_NAS_USE_TUN ? "oaitun_ue" : "oip", if_num,
UE_NAS_USE_TUN ? "oaitun_ue" : "oip", if_num,
ipv4_addr, ueid + 10000,
ipv4_addr, ueid + 10000,
UE_NAS_USE_TUN ? "oaitun_ue" : "oip",
if_num, ueid + 10000);
if ( res<0 ) {
LOG_TRACE(WARNING, "ESM-PROC - Failed to system command string");
......
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