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CONTAINER(DOCKER): support aggregation model while running in container with OVS-DPDK, refer to #298.

This commit is contained in:
fengbojiang 2018-11-27 02:02:38 +08:00
parent 8891572376
commit c4c89eff93
3 changed files with 126 additions and 1 deletions
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19
config.ini
View File

@ -36,6 +36,9 @@ idle_sleep=0
# 1-3,4,7 ports 1,2,3,4,7 are enabled
port_list=0
# Number of vdev.
nb_vdev=0
# Port config section
# Correspond to dpdk.port_list's index: port0, port1...
[port0]
@ -51,6 +54,22 @@ gateway=192.168.1.1
# Packet capture path, this will hurt performance
#pcap=./a.pcap
# Vdev config section
# orrespond to dpdk.nb_vdev's index: vdev0, vdev1...
# iface : Shouldn't set always.
# path : The vuser device path in container. Required.
# queues : The max queues of vuser. Optional, default 1, greater or equal to the number of processes.
# queue_size : Queue size.Optional, default 256.
# mac : The mac address of vuser. Optional, default random, if vhost use phy NIC, it should be set to the phy NIC's mac.
# cq : Optional, if queues = 1, default 0; if queues > 1 default 1.
#[vdev0]
##iface=/usr/local/var/run/openvswitch/vhost-user0
#path=/var/run/openvswitch/vhost-user0
#queues=1
#queue_size=256
#mac=00:00:00:00:00:01
#cq=0
# Kni config: if enabled and method=reject,
# all packets that do not belong to the following tcp_port and udp_port
# will transmit to kernel; if method=accept, all packets that belong to

91
lib/ff_config.c
View File

@ -402,6 +402,61 @@ port_cfg_handler(struct ff_config *cfg, const char *section,
return 1;
}
static int
vdev_cfg_handler(struct ff_config *cfg, const char *section,
const char *name, const char *value) {
if (cfg->dpdk.nb_vdev == 0) {
fprintf(stderr, "vdev_cfg_handler: must config dpdk.nb_vdev first\n");
return 0;
}
if (cfg->dpdk.vdev_cfgs == NULL) {
struct ff_vdev_cfg *vc = calloc(RTE_MAX_ETHPORTS, sizeof(struct ff_vdev_cfg));
if (vc == NULL) {
fprintf(stderr, "vdev_cfg_handler malloc failed\n");
return 0;
}
cfg->dpdk.vdev_cfgs = vc;
}
int vdevid;
int ret = sscanf(section, "vdev%d", &vdevid);
if (ret != 1) {
fprintf(stderr, "vdev_cfg_handler section[%s] error\n", section);
return 0;
}
/* just return true if vdevid >= nb_vdev because it has no effect */
if (vdevid > cfg->dpdk.nb_vdev) {
fprintf(stderr, "vdev_cfg_handler section[%s] bigger than max vdev id\n", section);
return 1;
}
struct ff_vdev_cfg *cur = &cfg->dpdk.vdev_cfgs[vdevid];
if (cur->name == NULL) {
cur->name = strdup(section);
cur->vdev_id = vdevid;
}
if (strcmp(name, "iface") == 0) {
cur->iface = strdup(value);
} else if (strcmp(name, "path") == 0) {
cur->path = strdup(value);
} else if (strcmp(name, "queues") == 0) {
cur->nb_queues = atoi(value);
} else if (strcmp(name, "queue_size") == 0) {
cur->queue_size = atoi(value);
} else if (strcmp(name, "mac") == 0) {
cur->mac = strdup(value);
} else if (strcmp(name, "cq") == 0) {
cur->nb_cq = atoi(value);
}
return 1;
}
static int
ini_parse_handler(void* user, const char* section, const char* name,
const char* value)
@ -424,6 +479,8 @@ ini_parse_handler(void* user, const char* section, const char* name,
pconfig->dpdk.base_virtaddr= strdup(value);
} else if (MATCH("dpdk", "port_list")) {
return parse_port_list(pconfig, value);
} else if (MATCH("dpdk", "nb_vdev")) {
pconfig->dpdk.nb_vdev = atoi(value);
} else if (MATCH("dpdk", "promiscuous")) {
pconfig->dpdk.promiscuous = atoi(value);
} else if (MATCH("dpdk", "numa_on")) {
@ -456,6 +513,8 @@ ini_parse_handler(void* user, const char* section, const char* name,
return freebsd_conf_handler(pconfig, "sysctl", name, value);
} else if (strncmp(section, "port", 4) == 0) {
return port_cfg_handler(pconfig, section, name, value);
} else if (strncmp(section, "vdev", 4) == 0) {
return vdev_cfg_handler(pconfig, section, name, value);
}
return 1;
@ -492,8 +551,40 @@ dpdk_args_setup(struct ff_config *cfg)
dpdk_argv[n++] = strdup(temp);
}
if (cfg->dpdk.nb_vdev) {
for (i=0; i<cfg->dpdk.nb_vdev; i++) {
sprintf(temp, "--vdev=virtio_user%d,path=%s",
cfg->dpdk.vdev_cfgs[i].vdev_id,
cfg->dpdk.vdev_cfgs[i].path);
if (cfg->dpdk.vdev_cfgs[i].nb_queues) {
sprintf(temp, "%s,queues=%u",
temp, cfg->dpdk.vdev_cfgs[i].nb_queues);
}
if (cfg->dpdk.vdev_cfgs[i].nb_cq) {
sprintf(temp, "%s,cq=%u",
temp, cfg->dpdk.vdev_cfgs[i].nb_cq);
}
if (cfg->dpdk.vdev_cfgs[i].queue_size) {
sprintf(temp, "%s,queue_size=%u",
temp, cfg->dpdk.vdev_cfgs[i].queue_size);
}
if (cfg->dpdk.vdev_cfgs[i].mac) {
sprintf(temp, "%s,mac=%s",
temp, cfg->dpdk.vdev_cfgs[i].mac);
}
dpdk_argv[n++] = strdup(temp);
}
sprintf(temp, "--no-pci");
dpdk_argv[n++] = strdup(temp);
sprintf(temp, "--file-prefix=container");
dpdk_argv[n++] = strdup(temp);
}
dpdk_argc = n;
for (i=0; i<n; i++)
printf("%s ", dpdk_argv[i]);
return n;
}

17
lib/ff_config.h
View File

@ -33,7 +33,7 @@ extern "C" {
// dpdk argc, argv, max argc: 16, member of dpdk_config
#define DPDK_CONFIG_NUM 16
#define DPDK_CONFIG_MAXLEN 64
#define DPDK_CONFIG_MAXLEN 256
#define DPDK_MAX_LCORE 128
extern int dpdk_argc;
@ -62,6 +62,19 @@ struct ff_port_cfg {
uint16_t lcore_list[DPDK_MAX_LCORE];
};
struct ff_vdev_cfg {
char *name;
char *iface;
char *path;
char *mac;
uint8_t vdev_id;
uint8_t nb_queues;
uint8_t nb_cq;
uint16_t queue_size;
};
struct ff_freebsd_cfg {
char *name;
char *str;
@ -88,6 +101,7 @@ struct ff_config {
int nb_procs;
int proc_id;
int promiscuous;
int nb_vdev;
int numa_on;
int tso;
int vlan_strip;
@ -103,6 +117,7 @@ struct ff_config {
uint16_t *portid_list;
// MAP(portid => struct ff_port_cfg*)
struct ff_port_cfg *port_cfgs;
struct ff_vdev_cfg *vdev_cfgs;
} dpdk;
struct {