#include <stdio.h>
#include <stdlib.h>
+#include <stdarg.h>
#include <string.h>
#include <stdbool.h>
#include <unistd.h>
#include <limits.h>
#include <errno.h>
#include <inttypes.h>
+#include <sys/sysinfo.h>
+#define _LINUX_SYSINFO_H /* avoid collision with musl header */
#include <linux/genetlink.h>
#include <linux/devlink.h>
#include <libmnl/libmnl.h>
#include <netinet/ether.h>
+#include <sys/types.h>
#include "SNAPSHOT.h"
#include "list.h"
#include "mnlg.h"
#include "json_writer.h"
#include "utils.h"
+#include "namespace.h"
#define ESWITCH_MODE_LEGACY "legacy"
#define ESWITCH_MODE_SWITCHDEV "switchdev"
#define PARAM_CMODE_RUNTIME_STR "runtime"
#define PARAM_CMODE_DRIVERINIT_STR "driverinit"
#define PARAM_CMODE_PERMANENT_STR "permanent"
+#define DL_ARGS_REQUIRED_MAX_ERR_LEN 80
-static int g_new_line_count;
-
-#define pr_err(args...) fprintf(stderr, ##args)
-#define pr_out(args...) \
- do { \
- if (g_indent_newline) { \
- fprintf(stdout, "%s", g_indent_str); \
- g_indent_newline = false; \
- } \
- fprintf(stdout, ##args); \
- g_new_line_count = 0; \
- } while (0)
-
-#define pr_out_sp(num, args...) \
- do { \
- int ret = fprintf(stdout, ##args); \
- if (ret < num) \
- fprintf(stdout, "%*s", num - ret, ""); \
- g_new_line_count = 0; \
- } while (0)
+#define HEALTH_REPORTER_STATE_HEALTHY_STR "healthy"
+#define HEALTH_REPORTER_STATE_ERROR_STR "error"
+#define HEALTH_REPORTER_TIMESTAMP_FMT_LEN 80
+static int g_new_line_count;
static int g_indent_level;
static bool g_indent_newline;
+
#define INDENT_STR_STEP 2
#define INDENT_STR_MAXLEN 32
static char g_indent_str[INDENT_STR_MAXLEN + 1] = "";
+static void __attribute__((format(printf, 1, 2)))
+pr_err(const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ vfprintf(stderr, fmt, ap);
+ va_end(ap);
+}
+
+static void __attribute__((format(printf, 1, 2)))
+pr_out(const char *fmt, ...)
+{
+ va_list ap;
+
+ if (g_indent_newline) {
+ printf("%s", g_indent_str);
+ g_indent_newline = false;
+ }
+ va_start(ap, fmt);
+ vprintf(fmt, ap);
+ va_end(ap);
+ g_new_line_count = 0;
+}
+
+static void __attribute__((format(printf, 2, 3)))
+pr_out_sp(unsigned int num, const char *fmt, ...)
+{
+ va_list ap;
+ int ret;
+
+ va_start(ap, fmt);
+ ret = vprintf(fmt, ap);
+ va_end(ap);
+
+ if (ret < num)
+ printf("%*s", num - ret, "");
+ g_new_line_count = 0; \
+}
+
+static void __attribute__((format(printf, 1, 2)))
+pr_out_tty(const char *fmt, ...)
+{
+ va_list ap;
+
+ if (!isatty(STDOUT_FILENO))
+ return;
+ va_start(ap, fmt);
+ vprintf(fmt, ap);
+ va_end(ap);
+}
+
static void __pr_out_indent_inc(void)
{
if (g_indent_level + INDENT_STR_STEP > INDENT_STR_MAXLEN)
return 0;
}
-static int _mnlg_socket_sndrcv(struct mnlg_socket *nlg,
- const struct nlmsghdr *nlh,
- mnl_cb_t data_cb, void *data)
+static int _mnlg_socket_send(struct mnlg_socket *nlg,
+ const struct nlmsghdr *nlh)
{
int err;
pr_err("Failed to call mnlg_socket_send\n");
return -errno;
}
+ return 0;
+}
+
+static int _mnlg_socket_sndrcv(struct mnlg_socket *nlg,
+ const struct nlmsghdr *nlh,
+ mnl_cb_t data_cb, void *data)
+{
+ int err;
+
+ err = _mnlg_socket_send(nlg, nlh);
+ if (err)
+ return err;
return _mnlg_socket_recv_run(nlg, data_cb, data);
}
#define DL_OPT_REGION_SNAPSHOT_ID BIT(22)
#define DL_OPT_REGION_ADDRESS BIT(23)
#define DL_OPT_REGION_LENGTH BIT(24)
+#define DL_OPT_FLASH_FILE_NAME BIT(25)
+#define DL_OPT_FLASH_COMPONENT BIT(26)
+#define DL_OPT_HEALTH_REPORTER_NAME BIT(27)
+#define DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD BIT(28)
+#define DL_OPT_HEALTH_REPORTER_AUTO_RECOVER BIT(29)
+#define DL_OPT_TRAP_NAME BIT(30)
+#define DL_OPT_TRAP_ACTION BIT(31)
+#define DL_OPT_TRAP_GROUP_NAME BIT(32)
+#define DL_OPT_NETNS BIT(33)
struct dl_opts {
- uint32_t present; /* flags of present items */
+ uint64_t present; /* flags of present items */
char *bus_name;
char *dev_name;
uint32_t port_index;
uint32_t region_snapshot_id;
uint64_t region_address;
uint64_t region_length;
+ const char *flash_file_name;
+ const char *flash_component;
+ const char *reporter_name;
+ uint64_t reporter_graceful_period;
+ bool reporter_auto_recover;
+ const char *trap_name;
+ const char *trap_group_name;
+ enum devlink_trap_action trap_action;
+ bool netns_is_pid;
+ uint32_t netns;
};
struct dl {
bool json_output;
bool pretty_output;
bool verbose;
+ bool stats;
struct {
bool present;
char *bus_name;
[DEVLINK_ATTR_INFO_VERSION_STORED] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_INFO_VERSION_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_INFO_VERSION_VALUE] = MNL_TYPE_STRING,
+ [DEVLINK_ATTR_HEALTH_REPORTER] = MNL_TYPE_NESTED,
+ [DEVLINK_ATTR_HEALTH_REPORTER_NAME] = MNL_TYPE_STRING,
+ [DEVLINK_ATTR_HEALTH_REPORTER_STATE] = MNL_TYPE_U8,
+ [DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT] = MNL_TYPE_U64,
+ [DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT] = MNL_TYPE_U64,
+ [DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS] = MNL_TYPE_U64,
+ [DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD] = MNL_TYPE_U64,
+ [DEVLINK_ATTR_FLASH_UPDATE_COMPONENT] = MNL_TYPE_STRING,
+ [DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG] = MNL_TYPE_STRING,
+ [DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE] = MNL_TYPE_U64,
+ [DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL] = MNL_TYPE_U64,
+ [DEVLINK_ATTR_STATS] = MNL_TYPE_NESTED,
+ [DEVLINK_ATTR_TRAP_NAME] = MNL_TYPE_STRING,
+ [DEVLINK_ATTR_TRAP_ACTION] = MNL_TYPE_U8,
+ [DEVLINK_ATTR_TRAP_TYPE] = MNL_TYPE_U8,
+ [DEVLINK_ATTR_TRAP_GENERIC] = MNL_TYPE_FLAG,
+ [DEVLINK_ATTR_TRAP_METADATA] = MNL_TYPE_NESTED,
+ [DEVLINK_ATTR_TRAP_GROUP_NAME] = MNL_TYPE_STRING,
+ [DEVLINK_ATTR_RELOAD_FAILED] = MNL_TYPE_U8,
+};
+
+static const enum mnl_attr_data_type
+devlink_stats_policy[DEVLINK_ATTR_STATS_MAX + 1] = {
+ [DEVLINK_ATTR_STATS_RX_PACKETS] = MNL_TYPE_U64,
+ [DEVLINK_ATTR_STATS_RX_BYTES] = MNL_TYPE_U64,
};
static int attr_cb(const struct nlattr *attr, void *data)
return MNL_CB_OK;
}
+static int attr_stats_cb(const struct nlattr *attr, void *data)
+{
+ const struct nlattr **tb = data;
+ int type;
+
+ /* Allow the tool to work on top of newer kernels that might contain
+ * more attributes.
+ */
+ if (mnl_attr_type_valid(attr, DEVLINK_ATTR_STATS_MAX) < 0)
+ return MNL_CB_OK;
+
+ type = mnl_attr_get_type(attr);
+ if (mnl_attr_validate(attr, devlink_stats_policy[type]) < 0)
+ return MNL_CB_ERROR;
+
+ tb[type] = attr;
+ return MNL_CB_OK;
+}
+
static int ifname_map_cb(const struct nlmsghdr *nlh, void *data)
{
struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
static int dl_argv_handle_both(struct dl *dl, char **p_bus_name,
char **p_dev_name, uint32_t *p_port_index,
- uint32_t *p_handle_bit)
+ uint64_t *p_handle_bit)
{
char *str = dl_argv_next(dl);
unsigned int slash_count;
return 0;
}
+static int dl_argv_bool(struct dl *dl, bool *p_val)
+{
+ char *str = dl_argv_next(dl);
+ int err;
+
+ if (!str) {
+ pr_err("Boolean argument expected\n");
+ return -EINVAL;
+ }
+
+ err = strtobool(str, p_val);
+ if (err) {
+ pr_err("\"%s\" is not a valid boolean value\n", str);
+ return err;
+ }
+ return 0;
+}
+
static int dl_argv_str(struct dl *dl, const char **p_str)
{
const char *str = dl_argv_next(dl);
return 0;
}
-static int dl_argv_parse(struct dl *dl, uint32_t o_required,
- uint32_t o_optional)
+static int trap_action_get(const char *actionstr,
+ enum devlink_trap_action *p_action)
+{
+ if (strcmp(actionstr, "drop") == 0) {
+ *p_action = DEVLINK_TRAP_ACTION_DROP;
+ } else if (strcmp(actionstr, "trap") == 0) {
+ *p_action = DEVLINK_TRAP_ACTION_TRAP;
+ } else {
+ pr_err("Unknown trap action \"%s\"\n", actionstr);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+struct dl_args_metadata {
+ uint64_t o_flag;
+ char err_msg[DL_ARGS_REQUIRED_MAX_ERR_LEN];
+};
+
+static const struct dl_args_metadata dl_args_required[] = {
+ {DL_OPT_PORT_TYPE, "Port type not set."},
+ {DL_OPT_PORT_COUNT, "Port split count option expected."},
+ {DL_OPT_SB_POOL, "Pool index option expected."},
+ {DL_OPT_SB_SIZE, "Pool size option expected."},
+ {DL_OPT_SB_TYPE, "Pool type option expected."},
+ {DL_OPT_SB_THTYPE, "Pool threshold type option expected."},
+ {DL_OPT_SB_TH, "Threshold option expected."},
+ {DL_OPT_SB_TC, "TC index option expected."},
+ {DL_OPT_ESWITCH_MODE, "E-Switch mode option expected."},
+ {DL_OPT_ESWITCH_INLINE_MODE, "E-Switch inline-mode option expected."},
+ {DL_OPT_DPIPE_TABLE_NAME, "Dpipe table name expected."},
+ {DL_OPT_DPIPE_TABLE_COUNTERS, "Dpipe table counter state expected."},
+ {DL_OPT_ESWITCH_ENCAP_MODE, "E-Switch encapsulation option expected."},
+ {DL_OPT_PARAM_NAME, "Parameter name expected."},
+ {DL_OPT_PARAM_VALUE, "Value to set expected."},
+ {DL_OPT_PARAM_CMODE, "Configuration mode expected."},
+ {DL_OPT_REGION_SNAPSHOT_ID, "Region snapshot id expected."},
+ {DL_OPT_REGION_ADDRESS, "Region address value expected."},
+ {DL_OPT_REGION_LENGTH, "Region length value expected."},
+ {DL_OPT_HEALTH_REPORTER_NAME, "Reporter's name is expected."},
+ {DL_OPT_TRAP_NAME, "Trap's name is expected."},
+ {DL_OPT_TRAP_GROUP_NAME, "Trap group's name is expected."},
+};
+
+static int dl_args_finding_required_validate(uint64_t o_required,
+ uint64_t o_found)
+{
+ uint64_t o_flag;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(dl_args_required); i++) {
+ o_flag = dl_args_required[i].o_flag;
+ if ((o_required & o_flag) && !(o_found & o_flag)) {
+ pr_err("%s\n", dl_args_required[i].err_msg);
+ return -EINVAL;
+ }
+ }
+ return 0;
+}
+
+static int dl_argv_parse(struct dl *dl, uint64_t o_required,
+ uint64_t o_optional)
{
struct dl_opts *opts = &dl->opts;
- uint32_t o_all = o_required | o_optional;
- uint32_t o_found = 0;
+ uint64_t o_all = o_required | o_optional;
+ uint64_t o_found = 0;
int err;
if (o_required & DL_OPT_HANDLE && o_required & DL_OPT_HANDLEP) {
- uint32_t handle_bit;
+ uint64_t handle_bit;
err = dl_argv_handle_both(dl, &opts->bus_name, &opts->dev_name,
&opts->port_index, &handle_bit);
if (err)
return err;
o_found |= DL_OPT_REGION_LENGTH;
+ } else if (dl_argv_match(dl, "file") &&
+ (o_all & DL_OPT_FLASH_FILE_NAME)) {
+ dl_arg_inc(dl);
+ err = dl_argv_str(dl, &opts->flash_file_name);
+ if (err)
+ return err;
+ o_found |= DL_OPT_FLASH_FILE_NAME;
+ } else if (dl_argv_match(dl, "component") &&
+ (o_all & DL_OPT_FLASH_COMPONENT)) {
+ dl_arg_inc(dl);
+ err = dl_argv_str(dl, &opts->flash_component);
+ if (err)
+ return err;
+ o_found |= DL_OPT_FLASH_COMPONENT;
+ } else if (dl_argv_match(dl, "reporter") &&
+ (o_all & DL_OPT_HEALTH_REPORTER_NAME)) {
+ dl_arg_inc(dl);
+ err = dl_argv_str(dl, &opts->reporter_name);
+ if (err)
+ return err;
+ o_found |= DL_OPT_HEALTH_REPORTER_NAME;
+ } else if (dl_argv_match(dl, "grace_period") &&
+ (o_all & DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD)) {
+ dl_arg_inc(dl);
+ err = dl_argv_uint64_t(dl,
+ &opts->reporter_graceful_period);
+ if (err)
+ return err;
+ o_found |= DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD;
+ } else if (dl_argv_match(dl, "auto_recover") &&
+ (o_all & DL_OPT_HEALTH_REPORTER_AUTO_RECOVER)) {
+ dl_arg_inc(dl);
+ err = dl_argv_bool(dl, &opts->reporter_auto_recover);
+ if (err)
+ return err;
+ o_found |= DL_OPT_HEALTH_REPORTER_AUTO_RECOVER;
+ } else if (dl_argv_match(dl, "trap") &&
+ (o_all & DL_OPT_TRAP_NAME)) {
+ dl_arg_inc(dl);
+ err = dl_argv_str(dl, &opts->trap_name);
+ if (err)
+ return err;
+ o_found |= DL_OPT_TRAP_NAME;
+ } else if (dl_argv_match(dl, "group") &&
+ (o_all & DL_OPT_TRAP_GROUP_NAME)) {
+ dl_arg_inc(dl);
+ err = dl_argv_str(dl, &opts->trap_group_name);
+ if (err)
+ return err;
+ o_found |= DL_OPT_TRAP_GROUP_NAME;
+ } else if (dl_argv_match(dl, "action") &&
+ (o_all & DL_OPT_TRAP_ACTION)) {
+ const char *actionstr;
+
+ dl_arg_inc(dl);
+ err = dl_argv_str(dl, &actionstr);
+ if (err)
+ return err;
+ err = trap_action_get(actionstr, &opts->trap_action);
+ if (err)
+ return err;
+ o_found |= DL_OPT_TRAP_ACTION;
+ } else if (dl_argv_match(dl, "netns") &&
+ (o_all & DL_OPT_NETNS)) {
+ const char *netns_str;
+
+ dl_arg_inc(dl);
+ err = dl_argv_str(dl, &netns_str);
+ if (err)
+ return err;
+ opts->netns = netns_get_fd(netns_str);
+ if (opts->netns < 0) {
+ err = dl_argv_uint32_t(dl, &opts->netns);
+ if (err)
+ return err;
+ opts->netns_is_pid = true;
+ }
+ o_found |= DL_OPT_NETNS;
} else {
pr_err("Unknown option \"%s\"\n", dl_argv(dl));
return -EINVAL;
opts->present |= DL_OPT_SB;
}
- if ((o_required & DL_OPT_PORT_TYPE) && !(o_found & DL_OPT_PORT_TYPE)) {
- pr_err("Port type option expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_PORT_COUNT) &&
- !(o_found & DL_OPT_PORT_COUNT)) {
- pr_err("Port split count option expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_SB_POOL) && !(o_found & DL_OPT_SB_POOL)) {
- pr_err("Pool index option expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_SB_SIZE) && !(o_found & DL_OPT_SB_SIZE)) {
- pr_err("Pool size option expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_SB_TYPE) && !(o_found & DL_OPT_SB_TYPE)) {
- pr_err("Pool type option expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_SB_THTYPE) && !(o_found & DL_OPT_SB_THTYPE)) {
- pr_err("Pool threshold type option expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_SB_TH) && !(o_found & DL_OPT_SB_TH)) {
- pr_err("Threshold option expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_SB_TC) && !(o_found & DL_OPT_SB_TC)) {
- pr_err("TC index option expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_ESWITCH_MODE) &&
- !(o_found & DL_OPT_ESWITCH_MODE)) {
- pr_err("E-Switch mode option expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_ESWITCH_INLINE_MODE) &&
- !(o_found & DL_OPT_ESWITCH_INLINE_MODE)) {
- pr_err("E-Switch inline-mode option expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_DPIPE_TABLE_NAME) &&
- !(o_found & DL_OPT_DPIPE_TABLE_NAME)) {
- pr_err("Dpipe table name expected\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_DPIPE_TABLE_COUNTERS) &&
- !(o_found & DL_OPT_DPIPE_TABLE_COUNTERS)) {
- pr_err("Dpipe table counter state expected\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_ESWITCH_ENCAP_MODE) &&
- !(o_found & DL_OPT_ESWITCH_ENCAP_MODE)) {
- pr_err("E-Switch encapsulation option expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_PARAM_NAME) &&
- !(o_found & DL_OPT_PARAM_NAME)) {
- pr_err("Parameter name expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_PARAM_VALUE) &&
- !(o_found & DL_OPT_PARAM_VALUE)) {
- pr_err("Value to set expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_PARAM_CMODE) &&
- !(o_found & DL_OPT_PARAM_CMODE)) {
- pr_err("Configuration mode expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_REGION_SNAPSHOT_ID) &&
- !(o_found & DL_OPT_REGION_SNAPSHOT_ID)) {
- pr_err("Region snapshot id expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_REGION_ADDRESS) &&
- !(o_found & DL_OPT_REGION_ADDRESS)) {
- pr_err("Region address value expected.\n");
- return -EINVAL;
- }
-
- if ((o_required & DL_OPT_REGION_LENGTH) &&
- !(o_found & DL_OPT_REGION_LENGTH)) {
- pr_err("Region length value expected.\n");
- return -EINVAL;
- }
-
- return 0;
+ return dl_args_finding_required_validate(o_required, o_found);
}
static void dl_opts_put(struct nlmsghdr *nlh, struct dl *dl)
if (opts->present & DL_OPT_REGION_LENGTH)
mnl_attr_put_u64(nlh, DEVLINK_ATTR_REGION_CHUNK_LEN,
opts->region_length);
+ if (opts->present & DL_OPT_FLASH_FILE_NAME)
+ mnl_attr_put_strz(nlh, DEVLINK_ATTR_FLASH_UPDATE_FILE_NAME,
+ opts->flash_file_name);
+ if (opts->present & DL_OPT_FLASH_COMPONENT)
+ mnl_attr_put_strz(nlh, DEVLINK_ATTR_FLASH_UPDATE_COMPONENT,
+ opts->flash_component);
+ if (opts->present & DL_OPT_HEALTH_REPORTER_NAME)
+ mnl_attr_put_strz(nlh, DEVLINK_ATTR_HEALTH_REPORTER_NAME,
+ opts->reporter_name);
+ if (opts->present & DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD)
+ mnl_attr_put_u64(nlh,
+ DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD,
+ opts->reporter_graceful_period);
+ if (opts->present & DL_OPT_HEALTH_REPORTER_AUTO_RECOVER)
+ mnl_attr_put_u8(nlh, DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER,
+ opts->reporter_auto_recover);
+ if (opts->present & DL_OPT_TRAP_NAME)
+ mnl_attr_put_strz(nlh, DEVLINK_ATTR_TRAP_NAME,
+ opts->trap_name);
+ if (opts->present & DL_OPT_TRAP_GROUP_NAME)
+ mnl_attr_put_strz(nlh, DEVLINK_ATTR_TRAP_GROUP_NAME,
+ opts->trap_group_name);
+ if (opts->present & DL_OPT_TRAP_ACTION)
+ mnl_attr_put_u8(nlh, DEVLINK_ATTR_TRAP_ACTION,
+ opts->trap_action);
+ if (opts->present & DL_OPT_NETNS)
+ mnl_attr_put_u32(nlh,
+ opts->netns_is_pid ? DEVLINK_ATTR_NETNS_PID :
+ DEVLINK_ATTR_NETNS_FD,
+ opts->netns);
}
static int dl_argv_parse_put(struct nlmsghdr *nlh, struct dl *dl,
- uint32_t o_required, uint32_t o_optional)
+ uint64_t o_required, uint64_t o_optional)
{
int err;
pr_err(" devlink dev eswitch show DEV\n");
pr_err(" devlink dev param set DEV name PARAMETER value VALUE cmode { permanent | driverinit | runtime }\n");
pr_err(" devlink dev param show [DEV name PARAMETER]\n");
- pr_err(" devlink dev reload DEV\n");
+ pr_err(" devlink dev reload DEV [ netns { PID | NAME | ID } ]\n");
pr_err(" devlink dev info [ DEV ]\n");
+ pr_err(" devlink dev flash DEV file PATH [ component NAME ]\n");
}
static bool cmp_arr_last_handle(struct dl *dl, const char *bus_name,
{
const char *bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]);
const char *dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]);
- char buf[32];
+ char buf[64];
sprintf(buf, "%s/%s", bus_name, dev_name);
uint32_t port_index, bool try_nice,
bool array)
{
- static char buf[32];
+ static char buf[64];
char *ifname = NULL;
if (dl->no_nice_names || !try_nice ||
static void pr_out_bool(struct dl *dl, const char *name, bool val)
{
- if (val)
- pr_out_str(dl, name, "true");
+ if (dl->json_output)
+ jsonw_bool_field(dl->jw, name, val);
else
- pr_out_str(dl, name, "false");
+ pr_out_str(dl, name, val ? "true" : "false");
}
static void pr_out_uint(struct dl *dl, const char *name, unsigned int val)
if (val == (uint64_t) -1)
return pr_out_str(dl, name, "unlimited");
- return pr_out_uint(dl, name, val);
+ if (dl->json_output) {
+ jsonw_u64_field(dl->jw, name, val);
+ } else {
+ if (g_indent_newline)
+ pr_out("%s %"PRIu64, name, val);
+ else
+ pr_out(" %s %"PRIu64, name, val);
+ }
+}
+
+static void pr_out_bool_value(struct dl *dl, bool value)
+{
+ if (dl->json_output)
+ jsonw_bool(dl->jw, value);
+ else
+ pr_out(" %s", value ? "true" : "false");
+}
+
+static void pr_out_uint_value(struct dl *dl, unsigned int value)
+{
+ if (dl->json_output)
+ jsonw_uint(dl->jw, value);
+ else
+ pr_out(" %u", value);
+}
+
+static void pr_out_uint64_value(struct dl *dl, uint64_t value)
+{
+ if (dl->json_output)
+ jsonw_u64(dl->jw, value);
+ else
+ pr_out(" %"PRIu64, value);
+}
+
+static bool is_binary_eol(int i)
+{
+ return !(i%16);
+}
+
+static void pr_out_binary_value(struct dl *dl, uint8_t *data, uint32_t len)
+{
+ int i = 0;
+
+ while (i < len) {
+ if (dl->json_output)
+ jsonw_printf(dl->jw, "%d", data[i]);
+ else
+ pr_out("%02x ", data[i]);
+ i++;
+ if (!dl->json_output && is_binary_eol(i))
+ __pr_out_newline();
+ }
+ if (!dl->json_output && !is_binary_eol(i))
+ __pr_out_newline();
+}
+
+static void pr_out_str_value(struct dl *dl, const char *value)
+{
+ if (dl->json_output)
+ jsonw_string(dl->jw, value);
+ else
+ pr_out(" %s", value);
+}
+
+static void pr_out_name(struct dl *dl, const char *name)
+{
+ if (dl->json_output)
+ jsonw_name(dl->jw, name);
+ else
+ pr_out(" %s:", name);
}
static void pr_out_region_chunk_start(struct dl *dl, uint64_t addr)
pr_out_region_chunk_end(dl);
}
-static void pr_out_dev(struct dl *dl, struct nlattr **tb)
-{
- pr_out_handle(dl, tb);
-}
-
static void pr_out_section_start(struct dl *dl, const char *name)
{
if (dl->json_output) {
__pr_out_newline();
}
+static void pr_out_stats(struct dl *dl, struct nlattr *nla_stats)
+{
+ struct nlattr *tb[DEVLINK_ATTR_STATS_MAX + 1] = {};
+ int err;
+
+ if (!dl->stats)
+ return;
+
+ err = mnl_attr_parse_nested(nla_stats, attr_stats_cb, tb);
+ if (err != MNL_CB_OK)
+ return;
+
+ pr_out_object_start(dl, "stats");
+ pr_out_object_start(dl, "rx");
+ if (tb[DEVLINK_ATTR_STATS_RX_BYTES])
+ pr_out_u64(dl, "bytes",
+ mnl_attr_get_u64(tb[DEVLINK_ATTR_STATS_RX_BYTES]));
+ if (tb[DEVLINK_ATTR_STATS_RX_PACKETS])
+ pr_out_u64(dl, "packets",
+ mnl_attr_get_u64(tb[DEVLINK_ATTR_STATS_RX_PACKETS]));
+ pr_out_object_end(dl);
+ pr_out_object_end(dl);
+}
+
static const char *param_cmode_name(uint8_t cmode)
{
switch (cmode) {
.vstr = "flash",
.vuint = DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_FLASH,
},
+ {
+ .name = "reset_dev_on_drv_probe",
+ .vstr = "unknown",
+ .vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_UNKNOWN,
+ },
+ {
+ .name = "fw_load_policy",
+ .vstr = "unknown",
+ .vuint = DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_UNKNOWN,
+ },
+ {
+ .name = "reset_dev_on_drv_probe",
+ .vstr = "always",
+ .vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_ALWAYS,
+ },
+ {
+ .name = "reset_dev_on_drv_probe",
+ .vstr = "never",
+ .vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_NEVER,
+ },
+ {
+ .name = "reset_dev_on_drv_probe",
+ .vstr = "disk",
+ .vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_DISK,
+ },
};
#define PARAM_VAL_CONV_LEN ARRAY_SIZE(param_val_conv)
struct dl *dl = data;
struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+ uint8_t reload_failed = 0;
mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
return MNL_CB_ERROR;
- pr_out_dev(dl, tb);
+
+ if (tb[DEVLINK_ATTR_RELOAD_FAILED])
+ reload_failed = mnl_attr_get_u8(tb[DEVLINK_ATTR_RELOAD_FAILED]);
+
+ if (reload_failed) {
+ __pr_out_handle_start(dl, tb, true, false);
+ pr_out_bool(dl, "reload_failed", true);
+ pr_out_handle_end(dl);
+ } else {
+ pr_out_handle(dl, tb);
+ }
+
return MNL_CB_OK;
}
static void cmd_dev_reload_help(void)
{
- pr_err("Usage: devlink dev reload [ DEV ]\n");
+ pr_err("Usage: devlink dev reload DEV [ netns { PID | NAME | ID } ]\n");
}
static int cmd_dev_reload(struct dl *dl)
nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_RELOAD,
NLM_F_REQUEST | NLM_F_ACK);
- err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, 0);
+ err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, DL_OPT_NETNS);
if (err)
return err;
return err;
}
+static void cmd_dev_flash_help(void)
+{
+ pr_err("Usage: devlink dev flash DEV file PATH [ component NAME ]\n");
+}
+
+
+struct cmd_dev_flash_status_ctx {
+ struct dl *dl;
+ char *last_msg;
+ char *last_component;
+ uint8_t not_first:1,
+ last_pc:1,
+ received_end:1,
+ flash_done:1;
+};
+
+static int nullstrcmp(const char *str1, const char *str2)
+{
+ if (str1 && str2)
+ return strcmp(str1, str2);
+ if (!str1 && !str2)
+ return 0;
+ return str1 ? 1 : -1;
+}
+
+static int cmd_dev_flash_status_cb(const struct nlmsghdr *nlh, void *data)
+{
+ struct cmd_dev_flash_status_ctx *ctx = data;
+ struct dl_opts *opts = &ctx->dl->opts;
+ struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+ struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+ const char *component = NULL;
+ uint64_t done = 0, total = 0;
+ const char *msg = NULL;
+ const char *bus_name;
+ const char *dev_name;
+
+ if (genl->cmd != DEVLINK_CMD_FLASH_UPDATE_STATUS &&
+ genl->cmd != DEVLINK_CMD_FLASH_UPDATE_END)
+ return MNL_CB_STOP;
+
+ mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+ if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
+ return MNL_CB_ERROR;
+ bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]);
+ dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]);
+ if (strcmp(bus_name, opts->bus_name) ||
+ strcmp(dev_name, opts->dev_name))
+ return MNL_CB_ERROR;
+
+ if (genl->cmd == DEVLINK_CMD_FLASH_UPDATE_END && ctx->not_first) {
+ pr_out("\n");
+ free(ctx->last_msg);
+ free(ctx->last_component);
+ ctx->received_end = 1;
+ return MNL_CB_STOP;
+ }
+
+ if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG])
+ msg = mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG]);
+ if (tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT])
+ component = mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT]);
+ if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE])
+ done = mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE]);
+ if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL])
+ total = mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL]);
+
+ if (!nullstrcmp(msg, ctx->last_msg) &&
+ !nullstrcmp(component, ctx->last_component) &&
+ ctx->last_pc && ctx->not_first) {
+ pr_out_tty("\b\b\b\b\b"); /* clean percentage */
+ } else {
+ if (ctx->not_first)
+ pr_out("\n");
+ if (component) {
+ pr_out("[%s] ", component);
+ free(ctx->last_component);
+ ctx->last_component = strdup(component);
+ }
+ if (msg) {
+ pr_out("%s", msg);
+ free(ctx->last_msg);
+ ctx->last_msg = strdup(msg);
+ }
+ }
+ if (total) {
+ pr_out_tty(" %3lu%%", (done * 100) / total);
+ ctx->last_pc = 1;
+ } else {
+ ctx->last_pc = 0;
+ }
+ fflush(stdout);
+ ctx->not_first = 1;
+
+ return MNL_CB_STOP;
+}
+
+static int cmd_dev_flash_fds_process(struct cmd_dev_flash_status_ctx *ctx,
+ struct mnlg_socket *nlg_ntf,
+ int pipe_r)
+{
+ int nlfd = mnlg_socket_get_fd(nlg_ntf);
+ fd_set fds[3];
+ int fdmax;
+ int i;
+ int err;
+ int err2;
+
+ for (i = 0; i < 3; i++)
+ FD_ZERO(&fds[i]);
+ FD_SET(pipe_r, &fds[0]);
+ fdmax = pipe_r + 1;
+ FD_SET(nlfd, &fds[0]);
+ if (nlfd >= fdmax)
+ fdmax = nlfd + 1;
+
+ while (select(fdmax, &fds[0], &fds[1], &fds[2], NULL) < 0) {
+ if (errno == EINTR)
+ continue;
+ pr_err("select() failed\n");
+ return -errno;
+ }
+ if (FD_ISSET(nlfd, &fds[0])) {
+ err = _mnlg_socket_recv_run(nlg_ntf,
+ cmd_dev_flash_status_cb, ctx);
+ if (err)
+ return err;
+ }
+ if (FD_ISSET(pipe_r, &fds[0])) {
+ err = read(pipe_r, &err2, sizeof(err2));
+ if (err == -1) {
+ pr_err("Failed to read pipe\n");
+ return -errno;
+ }
+ if (err2)
+ return err2;
+ ctx->flash_done = 1;
+ }
+ return 0;
+}
+
+
+static int cmd_dev_flash(struct dl *dl)
+{
+ struct cmd_dev_flash_status_ctx ctx = {.dl = dl,};
+ struct mnlg_socket *nlg_ntf;
+ struct nlmsghdr *nlh;
+ int pipe_r, pipe_w;
+ int pipe_fds[2];
+ pid_t pid;
+ int err;
+
+ if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+ cmd_dev_flash_help();
+ return 0;
+ }
+
+ nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_FLASH_UPDATE,
+ NLM_F_REQUEST | NLM_F_ACK);
+
+ err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE | DL_OPT_FLASH_FILE_NAME,
+ DL_OPT_FLASH_COMPONENT);
+ if (err)
+ return err;
+
+ nlg_ntf = mnlg_socket_open(DEVLINK_GENL_NAME, DEVLINK_GENL_VERSION);
+ if (!nlg_ntf)
+ return err;
+
+ err = _mnlg_socket_group_add(nlg_ntf, DEVLINK_GENL_MCGRP_CONFIG_NAME);
+ if (err)
+ return err;
+
+ err = pipe(pipe_fds);
+ if (err == -1)
+ return -errno;
+ pipe_r = pipe_fds[0];
+ pipe_w = pipe_fds[1];
+
+ pid = fork();
+ if (pid == -1) {
+ close(pipe_r);
+ close(pipe_w);
+ return -errno;
+ } else if (!pid) {
+ /* In child, just execute the flash and pass returned
+ * value through pipe once it is done.
+ */
+ close(pipe_r);
+ err = _mnlg_socket_send(dl->nlg, nlh);
+ write(pipe_w, &err, sizeof(err));
+ close(pipe_w);
+ exit(0);
+ }
+ close(pipe_w);
+
+ do {
+ err = cmd_dev_flash_fds_process(&ctx, nlg_ntf, pipe_r);
+ if (err)
+ goto out;
+ } while (!ctx.flash_done || (ctx.not_first && !ctx.received_end));
+
+ err = _mnlg_socket_recv_run(dl->nlg, NULL, NULL);
+out:
+ close(pipe_r);
+ mnlg_socket_close(nlg_ntf);
+ return err;
+}
+
static int cmd_dev(struct dl *dl)
{
if (dl_argv_match(dl, "help")) {
} else if (dl_argv_match(dl, "info")) {
dl_arg_inc(dl);
return cmd_dev_info(dl);
+ } else if (dl_argv_match(dl, "flash")) {
+ dl_arg_inc(dl);
+ return cmd_dev_flash(dl);
}
pr_err("Command \"%s\" not found\n", dl_argv(dl));
return -ENOENT;
return "cpu";
case DEVLINK_PORT_FLAVOUR_DSA:
return "dsa";
+ case DEVLINK_PORT_FLAVOUR_PCI_PF:
+ return "pcipf";
+ case DEVLINK_PORT_FLAVOUR_PCI_VF:
+ return "pcivf";
default:
return "<unknown flavour>";
}
}
+static void pr_out_port_pfvf_num(struct dl *dl, struct nlattr **tb)
+{
+ uint16_t fn_num;
+
+ if (tb[DEVLINK_ATTR_PORT_PCI_PF_NUMBER]) {
+ fn_num = mnl_attr_get_u16(tb[DEVLINK_ATTR_PORT_PCI_PF_NUMBER]);
+ pr_out_uint(dl, "pfnum", fn_num);
+ }
+ if (tb[DEVLINK_ATTR_PORT_PCI_VF_NUMBER]) {
+ fn_num = mnl_attr_get_u16(tb[DEVLINK_ATTR_PORT_PCI_VF_NUMBER]);
+ pr_out_uint(dl, "vfnum", fn_num);
+ }
+}
+
static void pr_out_port(struct dl *dl, struct nlattr **tb)
{
struct nlattr *pt_attr = tb[DEVLINK_ATTR_PORT_TYPE];
mnl_attr_get_u16(tb[DEVLINK_ATTR_PORT_FLAVOUR]);
pr_out_str(dl, "flavour", port_flavour_name(port_flavour));
+
+ switch (port_flavour) {
+ case DEVLINK_PORT_FLAVOUR_PCI_PF:
+ case DEVLINK_PORT_FLAVOUR_PCI_VF:
+ pr_out_port_pfvf_num(dl, tb);
+ break;
+ default:
+ break;
+ }
+ }
+ if (tb[DEVLINK_ATTR_PORT_NUMBER]) {
+ uint32_t port_number;
+
+ port_number = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_NUMBER]);
+ pr_out_uint(dl, "port", port_number);
}
if (tb[DEVLINK_ATTR_PORT_SPLIT_GROUP])
pr_out_uint(dl, "split_group",
occ_item->bound_pool_index);
else
pr_out_sp(7, "%2u:", occ_item->index);
- pr_out_sp(15, "%7u/%u", occ_item->cur, occ_item->max);
+ pr_out_sp(21, "%10u/%u", occ_item->cur, occ_item->max);
if (i++ % 4 == 0)
pr_out("\n");
}
case DEVLINK_CMD_REGION_SET: return "set";
case DEVLINK_CMD_REGION_NEW: return "new";
case DEVLINK_CMD_REGION_DEL: return "del";
+ case DEVLINK_CMD_FLASH_UPDATE: return "begin";
+ case DEVLINK_CMD_FLASH_UPDATE_END: return "end";
+ case DEVLINK_CMD_FLASH_UPDATE_STATUS: return "status";
+ case DEVLINK_CMD_TRAP_GET: return "get";
+ case DEVLINK_CMD_TRAP_SET: return "set";
+ case DEVLINK_CMD_TRAP_NEW: return "new";
+ case DEVLINK_CMD_TRAP_DEL: return "del";
+ case DEVLINK_CMD_TRAP_GROUP_GET: return "get";
+ case DEVLINK_CMD_TRAP_GROUP_SET: return "set";
+ case DEVLINK_CMD_TRAP_GROUP_NEW: return "new";
+ case DEVLINK_CMD_TRAP_GROUP_DEL: return "del";
default: return "<unknown cmd>";
}
}
case DEVLINK_CMD_REGION_NEW:
case DEVLINK_CMD_REGION_DEL:
return "region";
+ case DEVLINK_CMD_FLASH_UPDATE:
+ case DEVLINK_CMD_FLASH_UPDATE_END:
+ case DEVLINK_CMD_FLASH_UPDATE_STATUS:
+ return "flash";
+ case DEVLINK_CMD_TRAP_GET:
+ case DEVLINK_CMD_TRAP_SET:
+ case DEVLINK_CMD_TRAP_NEW:
+ case DEVLINK_CMD_TRAP_DEL:
+ return "trap";
+ case DEVLINK_CMD_TRAP_GROUP_GET:
+ case DEVLINK_CMD_TRAP_GROUP_SET:
+ case DEVLINK_CMD_TRAP_GROUP_NEW:
+ case DEVLINK_CMD_TRAP_GROUP_DEL:
+ return "trap-group";
default: return "<unknown obj>";
}
}
return false;
}
+static void pr_out_flash_update(struct dl *dl, struct nlattr **tb)
+{
+ __pr_out_handle_start(dl, tb, true, false);
+
+ if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG])
+ pr_out_str(dl, "msg",
+ mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG]));
+
+ if (tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT])
+ pr_out_str(dl, "component",
+ mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT]));
+
+ if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE])
+ pr_out_u64(dl, "done",
+ mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE]));
+
+ if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL])
+ pr_out_u64(dl, "total",
+ mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL]));
+
+ pr_out_handle_end(dl);
+}
+
static void pr_out_region(struct dl *dl, struct nlattr **tb);
+static void pr_out_trap(struct dl *dl, struct nlattr **tb, bool array);
+static void pr_out_trap_group(struct dl *dl, struct nlattr **tb, bool array);
static int cmd_mon_show_cb(const struct nlmsghdr *nlh, void *data)
{
if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
return MNL_CB_ERROR;
pr_out_mon_header(genl->cmd);
- pr_out_dev(dl, tb);
+ pr_out_handle(dl, tb);
break;
case DEVLINK_CMD_PORT_GET: /* fall through */
case DEVLINK_CMD_PORT_SET: /* fall through */
pr_out_mon_header(genl->cmd);
pr_out_region(dl, tb);
break;
+ case DEVLINK_CMD_FLASH_UPDATE: /* fall through */
+ case DEVLINK_CMD_FLASH_UPDATE_END: /* fall through */
+ case DEVLINK_CMD_FLASH_UPDATE_STATUS:
+ mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+ if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
+ return MNL_CB_ERROR;
+ pr_out_mon_header(genl->cmd);
+ pr_out_flash_update(dl, tb);
+ break;
+ case DEVLINK_CMD_TRAP_GET: /* fall through */
+ case DEVLINK_CMD_TRAP_SET: /* fall through */
+ case DEVLINK_CMD_TRAP_NEW: /* fall through */
+ case DEVLINK_CMD_TRAP_DEL:
+ mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+ if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+ !tb[DEVLINK_ATTR_TRAP_NAME] ||
+ !tb[DEVLINK_ATTR_TRAP_TYPE] ||
+ !tb[DEVLINK_ATTR_TRAP_ACTION] ||
+ !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] ||
+ !tb[DEVLINK_ATTR_TRAP_METADATA] ||
+ !tb[DEVLINK_ATTR_STATS])
+ return MNL_CB_ERROR;
+ pr_out_mon_header(genl->cmd);
+ pr_out_trap(dl, tb, false);
+ break;
+ case DEVLINK_CMD_TRAP_GROUP_GET: /* fall through */
+ case DEVLINK_CMD_TRAP_GROUP_SET: /* fall through */
+ case DEVLINK_CMD_TRAP_GROUP_NEW: /* fall through */
+ case DEVLINK_CMD_TRAP_GROUP_DEL:
+ mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+ if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+ !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] ||
+ !tb[DEVLINK_ATTR_STATS])
+ return MNL_CB_ERROR;
+ pr_out_mon_header(genl->cmd);
+ pr_out_trap_group(dl, tb, false);
+ break;
}
return MNL_CB_OK;
}
while ((cur_obj = dl_argv_index(dl, index++))) {
if (strcmp(cur_obj, "all") != 0 &&
strcmp(cur_obj, "dev") != 0 &&
- strcmp(cur_obj, "port") != 0) {
+ strcmp(cur_obj, "port") != 0 &&
+ strcmp(cur_obj, "trap") != 0 &&
+ strcmp(cur_obj, "trap-group") != 0) {
pr_err("Unknown object \"%s\"\n", cur_obj);
return -EINVAL;
}
static void cmd_mon_help(void)
{
pr_err("Usage: devlink monitor [ all | OBJECT-LIST ]\n"
- "where OBJECT-LIST := { dev | port }\n");
+ "where OBJECT-LIST := { dev | port | trap | trap-group }\n");
}
static int cmd_mon(struct dl *dl)
if (dl_argv_match(dl, "help")) {
cmd_mon_help();
return 0;
- } else if (dl_no_arg(dl)) {
- dl_arg_inc(dl);
- return cmd_mon_show(dl);
}
- pr_err("Command \"%s\" not found\n", dl_argv(dl));
- return -ENOENT;
+ return cmd_mon_show(dl);
}
struct dpipe_field {
return -ENOENT;
}
-static void help(void)
+static int cmd_health_set_params(struct dl *dl)
{
- pr_err("Usage: devlink [ OPTIONS ] OBJECT { COMMAND | help }\n"
- " devlink [ -f[orce] ] -b[atch] filename\n"
- "where OBJECT := { dev | port | sb | monitor | dpipe | resource | region }\n"
- " OPTIONS := { -V[ersion] | -n[o-nice-names] | -j[son] | -p[retty] | -v[erbose] }\n");
-}
+ struct nlmsghdr *nlh;
+ int err;
-static int dl_cmd(struct dl *dl, int argc, char **argv)
-{
- dl->argc = argc;
- dl->argv = argv;
+ nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_SET,
+ NLM_F_REQUEST | NLM_F_ACK);
+ err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_HEALTH_REPORTER_NAME,
+ DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD |
+ DL_OPT_HEALTH_REPORTER_AUTO_RECOVER);
+ if (err)
+ return err;
- if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
- help();
- return 0;
- } else if (dl_argv_match(dl, "dev")) {
- dl_arg_inc(dl);
- return cmd_dev(dl);
- } else if (dl_argv_match(dl, "port")) {
- dl_arg_inc(dl);
- return cmd_port(dl);
- } else if (dl_argv_match(dl, "sb")) {
- dl_arg_inc(dl);
- return cmd_sb(dl);
- } else if (dl_argv_match(dl, "monitor")) {
- dl_arg_inc(dl);
- return cmd_mon(dl);
- } else if (dl_argv_match(dl, "dpipe")) {
- dl_arg_inc(dl);
- return cmd_dpipe(dl);
- } else if (dl_argv_match(dl, "resource")) {
- dl_arg_inc(dl);
- return cmd_resource(dl);
- } else if (dl_argv_match(dl, "region")) {
- dl_arg_inc(dl);
- return cmd_region(dl);
- }
- pr_err("Object \"%s\" not found\n", dl_argv(dl));
- return -ENOENT;
+ dl_opts_put(nlh, dl);
+ return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL);
}
-static int dl_init(struct dl *dl)
+static int cmd_health_dump_clear(struct dl *dl)
{
+ struct nlmsghdr *nlh;
int err;
- dl->nlg = mnlg_socket_open(DEVLINK_GENL_NAME, DEVLINK_GENL_VERSION);
- if (!dl->nlg) {
- pr_err("Failed to connect to devlink Netlink\n");
- return -errno;
- }
+ nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_DUMP_CLEAR,
+ NLM_F_REQUEST | NLM_F_ACK);
- err = ifname_map_init(dl);
- if (err) {
- pr_err("Failed to create index map\n");
- goto err_ifname_map_create;
- }
- if (dl->json_output) {
- dl->jw = jsonw_new(stdout);
- if (!dl->jw) {
- pr_err("Failed to create JSON writer\n");
- goto err_json_new;
- }
- jsonw_pretty(dl->jw, dl->pretty_output);
- }
- return 0;
+ err = dl_argv_parse_put(nlh, dl,
+ DL_OPT_HANDLE | DL_OPT_HEALTH_REPORTER_NAME, 0);
+ if (err)
+ return err;
-err_json_new:
- ifname_map_fini(dl);
-err_ifname_map_create:
- mnlg_socket_close(dl->nlg);
- return err;
+ dl_opts_put(nlh, dl);
+ return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL);
}
-static void dl_fini(struct dl *dl)
+static int fmsg_value_show(struct dl *dl, int type, struct nlattr *nl_data)
{
- if (dl->json_output)
- jsonw_destroy(&dl->jw);
- ifname_map_fini(dl);
- mnlg_socket_close(dl->nlg);
+ uint8_t *data;
+ uint32_t len;
+
+ switch (type) {
+ case MNL_TYPE_FLAG:
+ pr_out_bool_value(dl, mnl_attr_get_u8(nl_data));
+ break;
+ case MNL_TYPE_U8:
+ pr_out_uint_value(dl, mnl_attr_get_u8(nl_data));
+ break;
+ case MNL_TYPE_U16:
+ pr_out_uint_value(dl, mnl_attr_get_u16(nl_data));
+ break;
+ case MNL_TYPE_U32:
+ pr_out_uint_value(dl, mnl_attr_get_u32(nl_data));
+ break;
+ case MNL_TYPE_U64:
+ pr_out_uint64_value(dl, mnl_attr_get_u64(nl_data));
+ break;
+ case MNL_TYPE_NUL_STRING:
+ pr_out_str_value(dl, mnl_attr_get_str(nl_data));
+ break;
+ case MNL_TYPE_BINARY:
+ len = mnl_attr_get_payload_len(nl_data);
+ data = mnl_attr_get_payload(nl_data);
+ pr_out_binary_value(dl, data, len);
+ break;
+ default:
+ return -EINVAL;
+ }
+ return MNL_CB_OK;
}
-static struct dl *dl_alloc(void)
-{
- struct dl *dl;
+struct nest_entry {
+ int attr_type;
+ struct list_head list;
+};
- dl = calloc(1, sizeof(*dl));
- if (!dl)
- return NULL;
- return dl;
-}
+struct fmsg_cb_data {
+ struct dl *dl;
+ uint8_t value_type;
+ struct list_head entry_list;
+};
-static void dl_free(struct dl *dl)
+static int cmd_fmsg_nest_queue(struct fmsg_cb_data *fmsg_data,
+ uint8_t *attr_value, bool insert)
{
- free(dl);
-}
+ struct nest_entry *entry;
-static int dl_batch(struct dl *dl, const char *name, bool force)
-{
- char *line = NULL;
- size_t len = 0;
- int ret = EXIT_SUCCESS;
+ if (insert) {
+ entry = malloc(sizeof(struct nest_entry));
+ if (!entry)
+ return -ENOMEM;
- if (name && strcmp(name, "-") != 0) {
- if (freopen(name, "r", stdin) == NULL) {
- fprintf(stderr,
- "Cannot open file \"%s\" for reading: %s\n",
- name, strerror(errno));
- return EXIT_FAILURE;
- }
+ entry->attr_type = *attr_value;
+ list_add(&entry->list, &fmsg_data->entry_list);
+ } else {
+ if (list_empty(&fmsg_data->entry_list))
+ return MNL_CB_ERROR;
+ entry = list_first_entry(&fmsg_data->entry_list,
+ struct nest_entry, list);
+ *attr_value = entry->attr_type;
+ list_del(&entry->list);
+ free(entry);
}
+ return MNL_CB_OK;
+}
- cmdlineno = 0;
- while (getcmdline(&line, &len, stdin) != -1) {
- char *largv[100];
- int largc;
+static int cmd_fmsg_nest(struct fmsg_cb_data *fmsg_data, uint8_t nest_value,
+ bool start)
+{
+ struct dl *dl = fmsg_data->dl;
+ uint8_t value = nest_value;
+ int err;
- largc = makeargs(line, largv, 100);
- if (!largc)
+ err = cmd_fmsg_nest_queue(fmsg_data, &value, start);
+ if (err != MNL_CB_OK)
+ return err;
+
+ switch (value) {
+ case DEVLINK_ATTR_FMSG_OBJ_NEST_START:
+ if (start)
+ pr_out_entry_start(dl);
+ else
+ pr_out_entry_end(dl);
+ break;
+ case DEVLINK_ATTR_FMSG_PAIR_NEST_START:
+ break;
+ case DEVLINK_ATTR_FMSG_ARR_NEST_START:
+ if (dl->json_output) {
+ if (start)
+ jsonw_start_array(dl->jw);
+ else
+ jsonw_end_array(dl->jw);
+ } else {
+ if (start) {
+ __pr_out_newline();
+ __pr_out_indent_inc();
+ } else {
+ __pr_out_indent_dec();
+ }
+ }
+ break;
+ default:
+ return -EINVAL;
+ }
+ return MNL_CB_OK;
+}
+
+static int cmd_fmsg_object_cb(const struct nlmsghdr *nlh, void *data)
+{
+ struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+ struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+ struct fmsg_cb_data *fmsg_data = data;
+ struct dl *dl = fmsg_data->dl;
+ struct nlattr *nla_object;
+ int attr_type;
+ int err;
+
+ mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+ if (!tb[DEVLINK_ATTR_FMSG])
+ return MNL_CB_ERROR;
+
+ mnl_attr_for_each_nested(nla_object, tb[DEVLINK_ATTR_FMSG]) {
+ attr_type = mnl_attr_get_type(nla_object);
+ switch (attr_type) {
+ case DEVLINK_ATTR_FMSG_OBJ_NEST_START:
+ case DEVLINK_ATTR_FMSG_PAIR_NEST_START:
+ case DEVLINK_ATTR_FMSG_ARR_NEST_START:
+ err = cmd_fmsg_nest(fmsg_data, attr_type, true);
+ if (err != MNL_CB_OK)
+ return err;
+ break;
+ case DEVLINK_ATTR_FMSG_NEST_END:
+ err = cmd_fmsg_nest(fmsg_data, attr_type, false);
+ if (err != MNL_CB_OK)
+ return err;
+ break;
+ case DEVLINK_ATTR_FMSG_OBJ_NAME:
+ pr_out_name(dl, mnl_attr_get_str(nla_object));
+ break;
+ case DEVLINK_ATTR_FMSG_OBJ_VALUE_TYPE:
+ fmsg_data->value_type = mnl_attr_get_u8(nla_object);
+ break;
+ case DEVLINK_ATTR_FMSG_OBJ_VALUE_DATA:
+ err = fmsg_value_show(dl, fmsg_data->value_type,
+ nla_object);
+ if (err != MNL_CB_OK)
+ return err;
+ break;
+ default:
+ return -EINVAL;
+ }
+ }
+ return MNL_CB_OK;
+}
+
+static int cmd_health_object_common(struct dl *dl, uint8_t cmd, uint16_t flags)
+{
+ struct fmsg_cb_data data;
+ struct nlmsghdr *nlh;
+ int err;
+
+ nlh = mnlg_msg_prepare(dl->nlg, cmd, flags | NLM_F_REQUEST | NLM_F_ACK);
+
+ err = dl_argv_parse_put(nlh, dl,
+ DL_OPT_HANDLE | DL_OPT_HEALTH_REPORTER_NAME, 0);
+ if (err)
+ return err;
+
+ data.dl = dl;
+ INIT_LIST_HEAD(&data.entry_list);
+ err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_fmsg_object_cb, &data);
+ return err;
+}
+
+static int cmd_health_dump_show(struct dl *dl)
+{
+ return cmd_health_object_common(dl,
+ DEVLINK_CMD_HEALTH_REPORTER_DUMP_GET,
+ NLM_F_DUMP);
+}
+
+static int cmd_health_diagnose(struct dl *dl)
+{
+ return cmd_health_object_common(dl,
+ DEVLINK_CMD_HEALTH_REPORTER_DIAGNOSE,
+ 0);
+}
+
+static int cmd_health_recover(struct dl *dl)
+{
+ struct nlmsghdr *nlh;
+ int err;
+
+ nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_RECOVER,
+ NLM_F_REQUEST | NLM_F_ACK);
+
+ err = dl_argv_parse_put(nlh, dl,
+ DL_OPT_HANDLE | DL_OPT_HEALTH_REPORTER_NAME, 0);
+ if (err)
+ return err;
+
+ dl_opts_put(nlh, dl);
+ return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL);
+}
+
+enum devlink_health_reporter_state {
+ DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
+ DEVLINK_HEALTH_REPORTER_STATE_ERROR,
+};
+
+static const char *health_state_name(uint8_t state)
+{
+ switch (state) {
+ case DEVLINK_HEALTH_REPORTER_STATE_HEALTHY:
+ return HEALTH_REPORTER_STATE_HEALTHY_STR;
+ case DEVLINK_HEALTH_REPORTER_STATE_ERROR:
+ return HEALTH_REPORTER_STATE_ERROR_STR;
+ default:
+ return "<unknown state>";
+ }
+}
+
+static void format_logtime(uint64_t time_ms, char *ts_date, char *ts_time)
+{
+ struct sysinfo s_info;
+ struct tm *info;
+ time_t now, sec;
+ int err;
+
+ time(&now);
+ info = localtime(&now);
+ err = sysinfo(&s_info);
+ if (err)
+ goto out;
+ /* Subtract uptime in sec from now yields the time of system
+ * uptime. To this, add time_ms which is the amount of
+ * milliseconds elapsed between uptime and the dump taken.
+ */
+ sec = now - s_info.uptime + time_ms / 1000;
+ info = localtime(&sec);
+out:
+ strftime(ts_date, HEALTH_REPORTER_TIMESTAMP_FMT_LEN, "%Y-%m-%d", info);
+ strftime(ts_time, HEALTH_REPORTER_TIMESTAMP_FMT_LEN, "%H:%M:%S", info);
+}
+
+static void pr_out_health(struct dl *dl, struct nlattr **tb_health)
+{
+ struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+ enum devlink_health_reporter_state state;
+ const struct nlattr *attr;
+ uint64_t time_ms;
+ int err;
+
+ err = mnl_attr_parse_nested(tb_health[DEVLINK_ATTR_HEALTH_REPORTER],
+ attr_cb, tb);
+ if (err != MNL_CB_OK)
+ return;
+
+ if (!tb[DEVLINK_ATTR_HEALTH_REPORTER_NAME] ||
+ !tb[DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT] ||
+ !tb[DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT] ||
+ !tb[DEVLINK_ATTR_HEALTH_REPORTER_STATE])
+ return;
+
+ pr_out_handle_start_arr(dl, tb_health);
+
+ pr_out_str(dl, "name",
+ mnl_attr_get_str(tb[DEVLINK_ATTR_HEALTH_REPORTER_NAME]));
+ if (!dl->json_output) {
+ __pr_out_newline();
+ __pr_out_indent_inc();
+ }
+ state = mnl_attr_get_u8(tb[DEVLINK_ATTR_HEALTH_REPORTER_STATE]);
+ pr_out_str(dl, "state", health_state_name(state));
+ pr_out_u64(dl, "error",
+ mnl_attr_get_u64(tb[DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT]));
+ pr_out_u64(dl, "recover",
+ mnl_attr_get_u64(tb[DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT]));
+ if (tb[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS]) {
+ char dump_date[HEALTH_REPORTER_TIMESTAMP_FMT_LEN];
+ char dump_time[HEALTH_REPORTER_TIMESTAMP_FMT_LEN];
+
+ attr = tb[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS];
+ time_ms = mnl_attr_get_u64(attr);
+ format_logtime(time_ms, dump_date, dump_time);
+
+ pr_out_str(dl, "last_dump_date", dump_date);
+ pr_out_str(dl, "last_dump_time", dump_time);
+ }
+ if (tb[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD])
+ pr_out_u64(dl, "grace_period",
+ mnl_attr_get_u64(tb[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD]));
+ if (tb[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER])
+ pr_out_bool(dl, "auto_recover",
+ mnl_attr_get_u8(tb[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER]));
+
+ __pr_out_indent_dec();
+ pr_out_handle_end(dl);
+}
+
+static int cmd_health_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+ struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+ struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+ struct dl *dl = data;
+
+ mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+ if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+ !tb[DEVLINK_ATTR_HEALTH_REPORTER])
+ return MNL_CB_ERROR;
+
+ pr_out_health(dl, tb);
+
+ return MNL_CB_OK;
+}
+
+static int cmd_health_show(struct dl *dl)
+{
+ struct nlmsghdr *nlh;
+ uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+ int err;
+
+ if (dl_argc(dl) == 0)
+ flags |= NLM_F_DUMP;
+ nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_GET,
+ flags);
+
+ if (dl_argc(dl) > 0) {
+ err = dl_argv_parse_put(nlh, dl,
+ DL_OPT_HANDLE |
+ DL_OPT_HEALTH_REPORTER_NAME, 0);
+ if (err)
+ return err;
+ }
+ pr_out_section_start(dl, "health");
+
+ err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_health_show_cb, dl);
+ pr_out_section_end(dl);
+ return err;
+}
+
+static void cmd_health_help(void)
+{
+ pr_err("Usage: devlink health show [ dev DEV reporter REPORTER_NAME ]\n");
+ pr_err(" devlink health recover DEV reporter REPORTER_NAME\n");
+ pr_err(" devlink health diagnose DEV reporter REPORTER_NAME\n");
+ pr_err(" devlink health dump show DEV reporter REPORTER_NAME\n");
+ pr_err(" devlink health dump clear DEV reporter REPORTER_NAME\n");
+ pr_err(" devlink health set DEV reporter REPORTER_NAME { grace_period | auto_recover } { msec | boolean }\n");
+}
+
+static int cmd_health(struct dl *dl)
+{
+ if (dl_argv_match(dl, "help")) {
+ cmd_health_help();
+ return 0;
+ } else if (dl_argv_match(dl, "show") ||
+ dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+ dl_arg_inc(dl);
+ return cmd_health_show(dl);
+ } else if (dl_argv_match(dl, "recover")) {
+ dl_arg_inc(dl);
+ return cmd_health_recover(dl);
+ } else if (dl_argv_match(dl, "diagnose")) {
+ dl_arg_inc(dl);
+ return cmd_health_diagnose(dl);
+ } else if (dl_argv_match(dl, "dump")) {
+ dl_arg_inc(dl);
+ if (dl_argv_match(dl, "show")) {
+ dl_arg_inc(dl);
+ return cmd_health_dump_show(dl);
+ } else if (dl_argv_match(dl, "clear")) {
+ dl_arg_inc(dl);
+ return cmd_health_dump_clear(dl);
+ }
+ } else if (dl_argv_match(dl, "set")) {
+ dl_arg_inc(dl);
+ return cmd_health_set_params(dl);
+ }
+ pr_err("Command \"%s\" not found\n", dl_argv(dl));
+ return -ENOENT;
+}
+
+static const char *trap_type_name(uint8_t type)
+{
+ switch (type) {
+ case DEVLINK_TRAP_TYPE_DROP:
+ return "drop";
+ case DEVLINK_TRAP_TYPE_EXCEPTION:
+ return "exception";
+ default:
+ return "<unknown type>";
+ }
+}
+
+static const char *trap_action_name(uint8_t action)
+{
+ switch (action) {
+ case DEVLINK_TRAP_ACTION_DROP:
+ return "drop";
+ case DEVLINK_TRAP_ACTION_TRAP:
+ return "trap";
+ default:
+ return "<unknown action>";
+ }
+}
+
+static const char *trap_metadata_name(const struct nlattr *attr)
+{
+ switch (attr->nla_type) {
+ case DEVLINK_ATTR_TRAP_METADATA_TYPE_IN_PORT:
+ return "input_port";
+ default:
+ return "<unknown metadata type>";
+ }
+}
+static void pr_out_trap_metadata(struct dl *dl, struct nlattr *attr)
+{
+ struct nlattr *attr_metadata;
+
+ pr_out_array_start(dl, "metadata");
+ mnl_attr_for_each_nested(attr_metadata, attr)
+ pr_out_str_value(dl, trap_metadata_name(attr_metadata));
+ pr_out_array_end(dl);
+}
+
+static void pr_out_trap(struct dl *dl, struct nlattr **tb, bool array)
+{
+ uint8_t action = mnl_attr_get_u8(tb[DEVLINK_ATTR_TRAP_ACTION]);
+ uint8_t type = mnl_attr_get_u8(tb[DEVLINK_ATTR_TRAP_TYPE]);
+
+ if (array)
+ pr_out_handle_start_arr(dl, tb);
+ else
+ __pr_out_handle_start(dl, tb, true, false);
+
+ pr_out_str(dl, "name", mnl_attr_get_str(tb[DEVLINK_ATTR_TRAP_NAME]));
+ pr_out_str(dl, "type", trap_type_name(type));
+ pr_out_bool(dl, "generic", !!tb[DEVLINK_ATTR_TRAP_GENERIC]);
+ pr_out_str(dl, "action", trap_action_name(action));
+ pr_out_str(dl, "group",
+ mnl_attr_get_str(tb[DEVLINK_ATTR_TRAP_GROUP_NAME]));
+ if (dl->verbose)
+ pr_out_trap_metadata(dl, tb[DEVLINK_ATTR_TRAP_METADATA]);
+ pr_out_stats(dl, tb[DEVLINK_ATTR_STATS]);
+ pr_out_handle_end(dl);
+}
+
+static int cmd_trap_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+ struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+ struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+ struct dl *dl = data;
+
+ mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+ if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+ !tb[DEVLINK_ATTR_TRAP_NAME] || !tb[DEVLINK_ATTR_TRAP_TYPE] ||
+ !tb[DEVLINK_ATTR_TRAP_ACTION] ||
+ !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] ||
+ !tb[DEVLINK_ATTR_TRAP_METADATA] || !tb[DEVLINK_ATTR_STATS])
+ return MNL_CB_ERROR;
+
+ pr_out_trap(dl, tb, true);
+
+ return MNL_CB_OK;
+}
+
+static void cmd_trap_help(void)
+{
+ pr_err("Usage: devlink trap set DEV trap TRAP [ action { trap | drop } ]\n");
+ pr_err(" devlink trap show [ DEV trap TRAP ]\n");
+ pr_err(" devlink trap group set DEV group GROUP [ action { trap | drop } ]\n");
+ pr_err(" devlink trap group show [ DEV group GROUP ]\n");
+}
+
+static int cmd_trap_show(struct dl *dl)
+{
+ uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+ struct nlmsghdr *nlh;
+ int err;
+
+ if (dl_argc(dl) == 0)
+ flags |= NLM_F_DUMP;
+
+ nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_TRAP_GET, flags);
+
+ if (dl_argc(dl) > 0) {
+ err = dl_argv_parse_put(nlh, dl,
+ DL_OPT_HANDLE | DL_OPT_TRAP_NAME, 0);
+ if (err)
+ return err;
+ }
+
+ pr_out_section_start(dl, "trap");
+ err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_trap_show_cb, dl);
+ pr_out_section_end(dl);
+
+ return err;
+}
+
+static int cmd_trap_set(struct dl *dl)
+{
+ struct nlmsghdr *nlh;
+ int err;
+
+ nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_TRAP_SET,
+ NLM_F_REQUEST | NLM_F_ACK);
+
+ err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE | DL_OPT_TRAP_NAME,
+ DL_OPT_TRAP_ACTION);
+ if (err)
+ return err;
+
+ return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL);
+}
+
+static void pr_out_trap_group(struct dl *dl, struct nlattr **tb, bool array)
+{
+ if (array)
+ pr_out_handle_start_arr(dl, tb);
+ else
+ __pr_out_handle_start(dl, tb, true, false);
+
+ pr_out_str(dl, "name",
+ mnl_attr_get_str(tb[DEVLINK_ATTR_TRAP_GROUP_NAME]));
+ pr_out_bool(dl, "generic", !!tb[DEVLINK_ATTR_TRAP_GENERIC]);
+ pr_out_stats(dl, tb[DEVLINK_ATTR_STATS]);
+ pr_out_handle_end(dl);
+}
+
+static int cmd_trap_group_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+ struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+ struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+ struct dl *dl = data;
+
+ mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+ if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+ !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] || !tb[DEVLINK_ATTR_STATS])
+ return MNL_CB_ERROR;
+
+ pr_out_trap_group(dl, tb, true);
+
+ return MNL_CB_OK;
+}
+
+static int cmd_trap_group_show(struct dl *dl)
+{
+ uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+ struct nlmsghdr *nlh;
+ int err;
+
+ if (dl_argc(dl) == 0)
+ flags |= NLM_F_DUMP;
+
+ nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_TRAP_GROUP_GET, flags);
+
+ if (dl_argc(dl) > 0) {
+ err = dl_argv_parse_put(nlh, dl,
+ DL_OPT_HANDLE | DL_OPT_TRAP_GROUP_NAME,
+ 0);
+ if (err)
+ return err;
+ }
+
+ pr_out_section_start(dl, "trap_group");
+ err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_trap_group_show_cb, dl);
+ pr_out_section_end(dl);
+
+ return err;
+}
+
+static int cmd_trap_group_set(struct dl *dl)
+{
+ struct nlmsghdr *nlh;
+ int err;
+
+ nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_TRAP_GROUP_SET,
+ NLM_F_REQUEST | NLM_F_ACK);
+
+ err = dl_argv_parse_put(nlh, dl,
+ DL_OPT_HANDLE | DL_OPT_TRAP_GROUP_NAME,
+ DL_OPT_TRAP_ACTION);
+ if (err)
+ return err;
+
+ return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_trap_group(struct dl *dl)
+{
+ if (dl_argv_match(dl, "help")) {
+ cmd_trap_help();
+ return 0;
+ } else if (dl_argv_match(dl, "show") ||
+ dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+ dl_arg_inc(dl);
+ return cmd_trap_group_show(dl);
+ } else if (dl_argv_match(dl, "set")) {
+ dl_arg_inc(dl);
+ return cmd_trap_group_set(dl);
+ }
+ pr_err("Command \"%s\" not found\n", dl_argv(dl));
+ return -ENOENT;
+}
+
+static int cmd_trap(struct dl *dl)
+{
+ if (dl_argv_match(dl, "help")) {
+ cmd_trap_help();
+ return 0;
+ } else if (dl_argv_match(dl, "show") ||
+ dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+ dl_arg_inc(dl);
+ return cmd_trap_show(dl);
+ } else if (dl_argv_match(dl, "set")) {
+ dl_arg_inc(dl);
+ return cmd_trap_set(dl);
+ } else if (dl_argv_match(dl, "group")) {
+ dl_arg_inc(dl);
+ return cmd_trap_group(dl);
+ }
+ pr_err("Command \"%s\" not found\n", dl_argv(dl));
+ return -ENOENT;
+}
+
+static void help(void)
+{
+ pr_err("Usage: devlink [ OPTIONS ] OBJECT { COMMAND | help }\n"
+ " devlink [ -f[orce] ] -b[atch] filename -N[etns] netnsname\n"
+ "where OBJECT := { dev | port | sb | monitor | dpipe | resource | region | health | trap }\n"
+ " OPTIONS := { -V[ersion] | -n[o-nice-names] | -j[son] | -p[retty] | -v[erbose] -s[tatistics] }\n");
+}
+
+static int dl_cmd(struct dl *dl, int argc, char **argv)
+{
+ dl->argc = argc;
+ dl->argv = argv;
+
+ if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+ help();
+ return 0;
+ } else if (dl_argv_match(dl, "dev")) {
+ dl_arg_inc(dl);
+ return cmd_dev(dl);
+ } else if (dl_argv_match(dl, "port")) {
+ dl_arg_inc(dl);
+ return cmd_port(dl);
+ } else if (dl_argv_match(dl, "sb")) {
+ dl_arg_inc(dl);
+ return cmd_sb(dl);
+ } else if (dl_argv_match(dl, "monitor")) {
+ dl_arg_inc(dl);
+ return cmd_mon(dl);
+ } else if (dl_argv_match(dl, "dpipe")) {
+ dl_arg_inc(dl);
+ return cmd_dpipe(dl);
+ } else if (dl_argv_match(dl, "resource")) {
+ dl_arg_inc(dl);
+ return cmd_resource(dl);
+ } else if (dl_argv_match(dl, "region")) {
+ dl_arg_inc(dl);
+ return cmd_region(dl);
+ } else if (dl_argv_match(dl, "health")) {
+ dl_arg_inc(dl);
+ return cmd_health(dl);
+ } else if (dl_argv_match(dl, "trap")) {
+ dl_arg_inc(dl);
+ return cmd_trap(dl);
+ }
+ pr_err("Object \"%s\" not found\n", dl_argv(dl));
+ return -ENOENT;
+}
+
+static int dl_init(struct dl *dl)
+{
+ int err;
+
+ dl->nlg = mnlg_socket_open(DEVLINK_GENL_NAME, DEVLINK_GENL_VERSION);
+ if (!dl->nlg) {
+ pr_err("Failed to connect to devlink Netlink\n");
+ return -errno;
+ }
+
+ err = ifname_map_init(dl);
+ if (err) {
+ pr_err("Failed to create index map\n");
+ goto err_ifname_map_create;
+ }
+ if (dl->json_output) {
+ dl->jw = jsonw_new(stdout);
+ if (!dl->jw) {
+ pr_err("Failed to create JSON writer\n");
+ goto err_json_new;
+ }
+ jsonw_pretty(dl->jw, dl->pretty_output);
+ }
+ return 0;
+
+err_json_new:
+ ifname_map_fini(dl);
+err_ifname_map_create:
+ mnlg_socket_close(dl->nlg);
+ return err;
+}
+
+static void dl_fini(struct dl *dl)
+{
+ if (dl->json_output)
+ jsonw_destroy(&dl->jw);
+ ifname_map_fini(dl);
+ mnlg_socket_close(dl->nlg);
+}
+
+static struct dl *dl_alloc(void)
+{
+ struct dl *dl;
+
+ dl = calloc(1, sizeof(*dl));
+ if (!dl)
+ return NULL;
+ return dl;
+}
+
+static void dl_free(struct dl *dl)
+{
+ free(dl);
+}
+
+static int dl_batch(struct dl *dl, const char *name, bool force)
+{
+ char *line = NULL;
+ size_t len = 0;
+ int ret = EXIT_SUCCESS;
+
+ if (name && strcmp(name, "-") != 0) {
+ if (freopen(name, "r", stdin) == NULL) {
+ fprintf(stderr,
+ "Cannot open file \"%s\" for reading: %s\n",
+ name, strerror(errno));
+ return EXIT_FAILURE;
+ }
+ }
+
+ cmdlineno = 0;
+ while (getcmdline(&line, &len, stdin) != -1) {
+ char *largv[100];
+ int largc;
+
+ largc = makeargs(line, largv, 100);
+ if (!largc)
continue; /* blank line */
if (dl_cmd(dl, largc, largv)) {
{ "json", no_argument, NULL, 'j' },
{ "pretty", no_argument, NULL, 'p' },
{ "verbose", no_argument, NULL, 'v' },
+ { "statistics", no_argument, NULL, 's' },
+ { "Netns", required_argument, NULL, 'N' },
{ NULL, 0, NULL, 0 }
};
const char *batch_file = NULL;
return EXIT_FAILURE;
}
- while ((opt = getopt_long(argc, argv, "Vfb:njpv",
+ while ((opt = getopt_long(argc, argv, "Vfb:njpvsN:",
long_options, NULL)) >= 0) {
switch (opt) {
case 'v':
dl->verbose = true;
break;
+ case 's':
+ dl->stats = true;
+ break;
+ case 'N':
+ if (netns_switch(optarg)) {
+ ret = EXIT_FAILURE;
+ goto dl_free;
+ }
+ break;
default:
pr_err("Unknown option.\n");
help();
projects / mirror_iproute2.git / blobdiff