mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-24 21:24:00 +08:00
5cf7bd3012
Add a client_options attribute for showing libceph options. Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
310 lines
7.6 KiB
C
310 lines
7.6 KiB
C
#include <linux/ceph/ceph_debug.h>
|
|
|
|
#include <linux/device.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/module.h>
|
|
#include <linux/ctype.h>
|
|
#include <linux/debugfs.h>
|
|
#include <linux/seq_file.h>
|
|
|
|
#include <linux/ceph/libceph.h>
|
|
#include <linux/ceph/mon_client.h>
|
|
#include <linux/ceph/auth.h>
|
|
#include <linux/ceph/debugfs.h>
|
|
|
|
#ifdef CONFIG_DEBUG_FS
|
|
|
|
/*
|
|
* Implement /sys/kernel/debug/ceph fun
|
|
*
|
|
* /sys/kernel/debug/ceph/client* - an instance of the ceph client
|
|
* .../osdmap - current osdmap
|
|
* .../monmap - current monmap
|
|
* .../osdc - active osd requests
|
|
* .../monc - mon client state
|
|
* .../client_options - libceph-only (i.e. not rbd or cephfs) options
|
|
* .../dentry_lru - dump contents of dentry lru
|
|
* .../caps - expose cap (reservation) stats
|
|
* .../bdi - symlink to ../../bdi/something
|
|
*/
|
|
|
|
static struct dentry *ceph_debugfs_dir;
|
|
|
|
static int monmap_show(struct seq_file *s, void *p)
|
|
{
|
|
int i;
|
|
struct ceph_client *client = s->private;
|
|
|
|
if (client->monc.monmap == NULL)
|
|
return 0;
|
|
|
|
seq_printf(s, "epoch %d\n", client->monc.monmap->epoch);
|
|
for (i = 0; i < client->monc.monmap->num_mon; i++) {
|
|
struct ceph_entity_inst *inst =
|
|
&client->monc.monmap->mon_inst[i];
|
|
|
|
seq_printf(s, "\t%s%lld\t%s\n",
|
|
ENTITY_NAME(inst->name),
|
|
ceph_pr_addr(&inst->addr.in_addr));
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int osdmap_show(struct seq_file *s, void *p)
|
|
{
|
|
int i;
|
|
struct ceph_client *client = s->private;
|
|
struct ceph_osdmap *map = client->osdc.osdmap;
|
|
struct rb_node *n;
|
|
|
|
if (map == NULL)
|
|
return 0;
|
|
|
|
seq_printf(s, "epoch %d\n", map->epoch);
|
|
seq_printf(s, "flags%s%s\n",
|
|
(map->flags & CEPH_OSDMAP_NEARFULL) ? " NEARFULL" : "",
|
|
(map->flags & CEPH_OSDMAP_FULL) ? " FULL" : "");
|
|
|
|
for (n = rb_first(&map->pg_pools); n; n = rb_next(n)) {
|
|
struct ceph_pg_pool_info *pool =
|
|
rb_entry(n, struct ceph_pg_pool_info, node);
|
|
|
|
seq_printf(s, "pool %lld pg_num %u (%d) read_tier %lld write_tier %lld\n",
|
|
pool->id, pool->pg_num, pool->pg_num_mask,
|
|
pool->read_tier, pool->write_tier);
|
|
}
|
|
for (i = 0; i < map->max_osd; i++) {
|
|
struct ceph_entity_addr *addr = &map->osd_addr[i];
|
|
int state = map->osd_state[i];
|
|
char sb[64];
|
|
|
|
seq_printf(s, "osd%d\t%s\t%3d%%\t(%s)\t%3d%%\n",
|
|
i, ceph_pr_addr(&addr->in_addr),
|
|
((map->osd_weight[i]*100) >> 16),
|
|
ceph_osdmap_state_str(sb, sizeof(sb), state),
|
|
((ceph_get_primary_affinity(map, i)*100) >> 16));
|
|
}
|
|
for (n = rb_first(&map->pg_temp); n; n = rb_next(n)) {
|
|
struct ceph_pg_mapping *pg =
|
|
rb_entry(n, struct ceph_pg_mapping, node);
|
|
|
|
seq_printf(s, "pg_temp %llu.%x [", pg->pgid.pool,
|
|
pg->pgid.seed);
|
|
for (i = 0; i < pg->pg_temp.len; i++)
|
|
seq_printf(s, "%s%d", (i == 0 ? "" : ","),
|
|
pg->pg_temp.osds[i]);
|
|
seq_printf(s, "]\n");
|
|
}
|
|
for (n = rb_first(&map->primary_temp); n; n = rb_next(n)) {
|
|
struct ceph_pg_mapping *pg =
|
|
rb_entry(n, struct ceph_pg_mapping, node);
|
|
|
|
seq_printf(s, "primary_temp %llu.%x %d\n", pg->pgid.pool,
|
|
pg->pgid.seed, pg->primary_temp.osd);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int monc_show(struct seq_file *s, void *p)
|
|
{
|
|
struct ceph_client *client = s->private;
|
|
struct ceph_mon_generic_request *req;
|
|
struct ceph_mon_client *monc = &client->monc;
|
|
struct rb_node *rp;
|
|
|
|
mutex_lock(&monc->mutex);
|
|
|
|
if (monc->have_mdsmap)
|
|
seq_printf(s, "have mdsmap %u\n", (unsigned int)monc->have_mdsmap);
|
|
if (monc->have_osdmap)
|
|
seq_printf(s, "have osdmap %u\n", (unsigned int)monc->have_osdmap);
|
|
if (monc->want_next_osdmap)
|
|
seq_printf(s, "want next osdmap\n");
|
|
|
|
for (rp = rb_first(&monc->generic_request_tree); rp; rp = rb_next(rp)) {
|
|
__u16 op;
|
|
req = rb_entry(rp, struct ceph_mon_generic_request, node);
|
|
op = le16_to_cpu(req->request->hdr.type);
|
|
if (op == CEPH_MSG_STATFS)
|
|
seq_printf(s, "%llu statfs\n", req->tid);
|
|
else if (op == CEPH_MSG_MON_GET_VERSION)
|
|
seq_printf(s, "%llu mon_get_version", req->tid);
|
|
else
|
|
seq_printf(s, "%llu unknown\n", req->tid);
|
|
}
|
|
|
|
mutex_unlock(&monc->mutex);
|
|
return 0;
|
|
}
|
|
|
|
static int osdc_show(struct seq_file *s, void *pp)
|
|
{
|
|
struct ceph_client *client = s->private;
|
|
struct ceph_osd_client *osdc = &client->osdc;
|
|
struct rb_node *p;
|
|
|
|
mutex_lock(&osdc->request_mutex);
|
|
for (p = rb_first(&osdc->requests); p; p = rb_next(p)) {
|
|
struct ceph_osd_request *req;
|
|
unsigned int i;
|
|
int opcode;
|
|
|
|
req = rb_entry(p, struct ceph_osd_request, r_node);
|
|
|
|
seq_printf(s, "%lld\tosd%d\t%lld.%x\t", req->r_tid,
|
|
req->r_osd ? req->r_osd->o_osd : -1,
|
|
req->r_pgid.pool, req->r_pgid.seed);
|
|
|
|
seq_printf(s, "%.*s", req->r_base_oid.name_len,
|
|
req->r_base_oid.name);
|
|
|
|
if (req->r_reassert_version.epoch)
|
|
seq_printf(s, "\t%u'%llu",
|
|
(unsigned int)le32_to_cpu(req->r_reassert_version.epoch),
|
|
le64_to_cpu(req->r_reassert_version.version));
|
|
else
|
|
seq_printf(s, "\t");
|
|
|
|
for (i = 0; i < req->r_num_ops; i++) {
|
|
opcode = req->r_ops[i].op;
|
|
seq_printf(s, "%s%s", (i == 0 ? "\t" : ","),
|
|
ceph_osd_op_name(opcode));
|
|
}
|
|
|
|
seq_printf(s, "\n");
|
|
}
|
|
mutex_unlock(&osdc->request_mutex);
|
|
return 0;
|
|
}
|
|
|
|
static int client_options_show(struct seq_file *s, void *p)
|
|
{
|
|
struct ceph_client *client = s->private;
|
|
int ret;
|
|
|
|
ret = ceph_print_client_options(s, client);
|
|
if (ret)
|
|
return ret;
|
|
|
|
seq_putc(s, '\n');
|
|
return 0;
|
|
}
|
|
|
|
CEPH_DEFINE_SHOW_FUNC(monmap_show)
|
|
CEPH_DEFINE_SHOW_FUNC(osdmap_show)
|
|
CEPH_DEFINE_SHOW_FUNC(monc_show)
|
|
CEPH_DEFINE_SHOW_FUNC(osdc_show)
|
|
CEPH_DEFINE_SHOW_FUNC(client_options_show)
|
|
|
|
int ceph_debugfs_init(void)
|
|
{
|
|
ceph_debugfs_dir = debugfs_create_dir("ceph", NULL);
|
|
if (!ceph_debugfs_dir)
|
|
return -ENOMEM;
|
|
return 0;
|
|
}
|
|
|
|
void ceph_debugfs_cleanup(void)
|
|
{
|
|
debugfs_remove(ceph_debugfs_dir);
|
|
}
|
|
|
|
int ceph_debugfs_client_init(struct ceph_client *client)
|
|
{
|
|
int ret = -ENOMEM;
|
|
char name[80];
|
|
|
|
snprintf(name, sizeof(name), "%pU.client%lld", &client->fsid,
|
|
client->monc.auth->global_id);
|
|
|
|
dout("ceph_debugfs_client_init %p %s\n", client, name);
|
|
|
|
BUG_ON(client->debugfs_dir);
|
|
client->debugfs_dir = debugfs_create_dir(name, ceph_debugfs_dir);
|
|
if (!client->debugfs_dir)
|
|
goto out;
|
|
|
|
client->monc.debugfs_file = debugfs_create_file("monc",
|
|
0600,
|
|
client->debugfs_dir,
|
|
client,
|
|
&monc_show_fops);
|
|
if (!client->monc.debugfs_file)
|
|
goto out;
|
|
|
|
client->osdc.debugfs_file = debugfs_create_file("osdc",
|
|
0600,
|
|
client->debugfs_dir,
|
|
client,
|
|
&osdc_show_fops);
|
|
if (!client->osdc.debugfs_file)
|
|
goto out;
|
|
|
|
client->debugfs_monmap = debugfs_create_file("monmap",
|
|
0600,
|
|
client->debugfs_dir,
|
|
client,
|
|
&monmap_show_fops);
|
|
if (!client->debugfs_monmap)
|
|
goto out;
|
|
|
|
client->debugfs_osdmap = debugfs_create_file("osdmap",
|
|
0600,
|
|
client->debugfs_dir,
|
|
client,
|
|
&osdmap_show_fops);
|
|
if (!client->debugfs_osdmap)
|
|
goto out;
|
|
|
|
client->debugfs_options = debugfs_create_file("client_options",
|
|
0600,
|
|
client->debugfs_dir,
|
|
client,
|
|
&client_options_show_fops);
|
|
if (!client->debugfs_options)
|
|
goto out;
|
|
|
|
return 0;
|
|
|
|
out:
|
|
ceph_debugfs_client_cleanup(client);
|
|
return ret;
|
|
}
|
|
|
|
void ceph_debugfs_client_cleanup(struct ceph_client *client)
|
|
{
|
|
dout("ceph_debugfs_client_cleanup %p\n", client);
|
|
debugfs_remove(client->debugfs_options);
|
|
debugfs_remove(client->debugfs_osdmap);
|
|
debugfs_remove(client->debugfs_monmap);
|
|
debugfs_remove(client->osdc.debugfs_file);
|
|
debugfs_remove(client->monc.debugfs_file);
|
|
debugfs_remove(client->debugfs_dir);
|
|
}
|
|
|
|
#else /* CONFIG_DEBUG_FS */
|
|
|
|
int ceph_debugfs_init(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
void ceph_debugfs_cleanup(void)
|
|
{
|
|
}
|
|
|
|
int ceph_debugfs_client_init(struct ceph_client *client)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
void ceph_debugfs_client_cleanup(struct ceph_client *client)
|
|
{
|
|
}
|
|
|
|
#endif /* CONFIG_DEBUG_FS */
|
|
|
|
EXPORT_SYMBOL(ceph_debugfs_init);
|
|
EXPORT_SYMBOL(ceph_debugfs_cleanup);
|