diff --git a/crmd/lrm_state.c b/crmd/lrm_state.c
index 83532a5700..9a810df765 100644
--- a/crmd/lrm_state.c
+++ b/crmd/lrm_state.c
@@ -1,714 +1,715 @@
/*
* Copyright (C) 2012 David Vossel <davidvossel@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <crm_internal.h>
#include <crm/crm.h>
#include <crm/msg_xml.h>
#include <crm/common/iso8601.h>
#include <crmd.h>
#include <crmd_fsa.h>
#include <crmd_messages.h>
#include <crmd_callbacks.h>
#include <crmd_lrm.h>
#include <crm/pengine/rules.h>
GHashTable *lrm_state_table = NULL;
extern GHashTable *proxy_table;
int lrmd_internal_proxy_send(lrmd_t * lrmd, xmlNode *msg);
void lrmd_internal_set_proxy_callback(lrmd_t * lrmd, void *userdata, void (*callback)(lrmd_t *lrmd, void *userdata, xmlNode *msg));
static void
free_rsc_info(gpointer value)
{
lrmd_rsc_info_t *rsc_info = value;
lrmd_free_rsc_info(rsc_info);
}
static void
free_deletion_op(gpointer value)
{
struct pending_deletion_op_s *op = value;
free(op->rsc);
delete_ha_msg_input(op->input);
free(op);
}
static void
free_recurring_op(gpointer value)
{
struct recurring_op_s *op = (struct recurring_op_s *)value;
free(op->user_data);
free(op->rsc_id);
free(op->op_type);
free(op->op_key);
if (op->params) {
g_hash_table_destroy(op->params);
}
free(op);
}
static gboolean
fail_pending_op(gpointer key, gpointer value, gpointer user_data)
{
lrmd_event_data_t event = { 0, };
lrm_state_t *lrm_state = user_data;
struct recurring_op_s *op = (struct recurring_op_s *)value;
crm_trace("Pre-emptively failing %s_%s_%d on %s (call=%s, %s)",
op->rsc_id, op->op_type, op->interval,
lrm_state->node_name, (char*)key, op->user_data);
event.type = lrmd_event_exec_complete;
event.rsc_id = op->rsc_id;
event.op_type = op->op_type;
event.user_data = op->user_data;
event.timeout = 0;
event.interval = op->interval;
event.rc = PCMK_OCF_CONNECTION_DIED;
event.op_status = PCMK_LRM_OP_ERROR;
event.t_run = op->start_time;
event.t_rcchange = op->start_time;
event.call_id = op->call_id;
event.remote_nodename = lrm_state->node_name;
event.params = op->params;
process_lrm_event(lrm_state, &event, op);
return TRUE;
}
gboolean
lrm_state_is_local(lrm_state_t *lrm_state)
{
if (lrm_state == NULL || fsa_our_uname == NULL) {
return FALSE;
}
if (strcmp(lrm_state->node_name, fsa_our_uname) != 0) {
return FALSE;
}
return TRUE;
}
lrm_state_t *
lrm_state_create(const char *node_name)
{
lrm_state_t *state = NULL;
if (!node_name) {
crm_err("No node name given for lrm state object");
return NULL;
}
state = calloc(1, sizeof(lrm_state_t));
if (!state) {
return NULL;
}
state->node_name = strdup(node_name);
state->rsc_info_cache = g_hash_table_new_full(crm_str_hash,
g_str_equal, NULL, free_rsc_info);
state->deletion_ops = g_hash_table_new_full(crm_str_hash,
g_str_equal, g_hash_destroy_str, free_deletion_op);
state->pending_ops = g_hash_table_new_full(crm_str_hash,
g_str_equal, g_hash_destroy_str, free_recurring_op);
state->resource_history = g_hash_table_new_full(crm_str_hash,
g_str_equal, NULL, history_free);
g_hash_table_insert(lrm_state_table, (char *)state->node_name, state);
return state;
}
void
lrm_state_destroy(const char *node_name)
{
g_hash_table_remove(lrm_state_table, node_name);
}
static gboolean
remote_proxy_remove_by_node(gpointer key, gpointer value, gpointer user_data)
{
remote_proxy_t *proxy = value;
const char *node_name = user_data;
if (safe_str_eq(node_name, proxy->node_name)) {
return TRUE;
}
return FALSE;
}
static void
internal_lrm_state_destroy(gpointer data)
{
lrm_state_t *lrm_state = data;
if (!lrm_state) {
return;
}
crm_trace("Destroying proxy table %s with %d members", lrm_state->node_name, g_hash_table_size(proxy_table));
g_hash_table_foreach_remove(proxy_table, remote_proxy_remove_by_node, (char *) lrm_state->node_name);
remote_ra_cleanup(lrm_state);
lrmd_api_delete(lrm_state->conn);
if (lrm_state->rsc_info_cache) {
crm_trace("Destroying rsc info cache with %d members", g_hash_table_size(lrm_state->rsc_info_cache));
g_hash_table_destroy(lrm_state->rsc_info_cache);
}
if (lrm_state->resource_history) {
crm_trace("Destroying history op cache with %d members", g_hash_table_size(lrm_state->resource_history));
g_hash_table_destroy(lrm_state->resource_history);
}
if (lrm_state->deletion_ops) {
crm_trace("Destroying deletion op cache with %d members", g_hash_table_size(lrm_state->deletion_ops));
g_hash_table_destroy(lrm_state->deletion_ops);
}
if (lrm_state->pending_ops) {
crm_trace("Destroying pending op cache with %d members", g_hash_table_size(lrm_state->pending_ops));
g_hash_table_destroy(lrm_state->pending_ops);
}
free((char *)lrm_state->node_name);
free(lrm_state);
}
void
lrm_state_reset_tables(lrm_state_t * lrm_state)
{
if (lrm_state->resource_history) {
crm_trace("Re-setting history op cache with %d members",
g_hash_table_size(lrm_state->resource_history));
g_hash_table_remove_all(lrm_state->resource_history);
}
if (lrm_state->deletion_ops) {
crm_trace("Re-setting deletion op cache with %d members",
g_hash_table_size(lrm_state->deletion_ops));
g_hash_table_remove_all(lrm_state->deletion_ops);
}
if (lrm_state->pending_ops) {
crm_trace("Re-setting pending op cache with %d members",
g_hash_table_size(lrm_state->pending_ops));
g_hash_table_remove_all(lrm_state->pending_ops);
}
if (lrm_state->rsc_info_cache) {
crm_trace("Re-setting rsc info cache with %d members",
g_hash_table_size(lrm_state->rsc_info_cache));
g_hash_table_remove_all(lrm_state->rsc_info_cache);
}
}
gboolean
lrm_state_init_local(void)
{
if (lrm_state_table) {
return TRUE;
}
lrm_state_table =
g_hash_table_new_full(crm_strcase_hash, crm_strcase_equal, NULL, internal_lrm_state_destroy);
if (!lrm_state_table) {
return FALSE;
}
proxy_table =
g_hash_table_new_full(crm_strcase_hash, crm_strcase_equal, NULL, remote_proxy_free);
if (!proxy_table) {
g_hash_table_destroy(lrm_state_table);
lrm_state_table = NULL;
return FALSE;
}
return TRUE;
}
void
lrm_state_destroy_all(void)
{
if (lrm_state_table) {
crm_trace("Destroying state table with %d members", g_hash_table_size(lrm_state_table));
g_hash_table_destroy(lrm_state_table); lrm_state_table = NULL;
}
if(proxy_table) {
crm_trace("Destroying proxy table with %d members", g_hash_table_size(proxy_table));
g_hash_table_destroy(proxy_table); proxy_table = NULL;
}
}
lrm_state_t *
lrm_state_find(const char *node_name)
{
if (!node_name) {
return NULL;
}
return g_hash_table_lookup(lrm_state_table, node_name);
}
lrm_state_t *
lrm_state_find_or_create(const char *node_name)
{
lrm_state_t *lrm_state;
lrm_state = g_hash_table_lookup(lrm_state_table, node_name);
if (!lrm_state) {
lrm_state = lrm_state_create(node_name);
}
return lrm_state;
}
GList *
lrm_state_get_list(void)
{
return g_hash_table_get_values(lrm_state_table);
}
static remote_proxy_t *
find_connected_proxy_by_node(const char * node_name)
{
GHashTableIter gIter;
remote_proxy_t *proxy = NULL;
CRM_CHECK(proxy_table != NULL, return NULL);
g_hash_table_iter_init(&gIter, proxy_table);
while (g_hash_table_iter_next(&gIter, NULL, (gpointer *) &proxy)) {
if (proxy->source
&& safe_str_eq(node_name, proxy->node_name)) {
return proxy;
}
}
return NULL;
}
static void
remote_proxy_disconnect_by_node(const char * node_name)
{
remote_proxy_t *proxy = NULL;
CRM_CHECK(proxy_table != NULL, return);
while ((proxy = find_connected_proxy_by_node(node_name)) != NULL) {
/* mainloop_del_ipc_client() eventually calls remote_proxy_disconnected()
* , which removes the entry from proxy_table.
* Do not do this in a g_hash_table_iter_next() loop. */
if (proxy->source) {
mainloop_del_ipc_client(proxy->source);
}
}
return;
}
void
lrm_state_disconnect_only(lrm_state_t * lrm_state)
{
int removed = 0;
if (!lrm_state->conn) {
return;
}
crm_trace("Disconnecting %s", lrm_state->node_name);
remote_proxy_disconnect_by_node(lrm_state->node_name);
((lrmd_t *) lrm_state->conn)->cmds->disconnect(lrm_state->conn);
if (is_not_set(fsa_input_register, R_SHUTDOWN)) {
removed = g_hash_table_foreach_remove(lrm_state->pending_ops, fail_pending_op, lrm_state);
crm_trace("Synthesized %d operation failures for %s", removed, lrm_state->node_name);
}
}
void
lrm_state_disconnect(lrm_state_t * lrm_state)
{
if (!lrm_state->conn) {
return;
}
lrm_state_disconnect_only(lrm_state);
lrmd_api_delete(lrm_state->conn);
lrm_state->conn = NULL;
}
int
lrm_state_is_connected(lrm_state_t * lrm_state)
{
if (!lrm_state->conn) {
return FALSE;
}
return ((lrmd_t *) lrm_state->conn)->cmds->is_connected(lrm_state->conn);
}
int
lrm_state_poke_connection(lrm_state_t * lrm_state)
{
if (!lrm_state->conn) {
return -1;
}
return ((lrmd_t *) lrm_state->conn)->cmds->poke_connection(lrm_state->conn);
}
int
lrm_state_ipc_connect(lrm_state_t * lrm_state)
{
int ret;
if (!lrm_state->conn) {
lrm_state->conn = lrmd_api_new();
((lrmd_t *) lrm_state->conn)->cmds->set_callback(lrm_state->conn, lrm_op_callback);
}
ret = ((lrmd_t *) lrm_state->conn)->cmds->connect(lrm_state->conn, CRM_SYSTEM_CRMD, NULL);
if (ret != pcmk_ok) {
lrm_state->num_lrm_register_fails++;
} else {
lrm_state->num_lrm_register_fails = 0;
}
return ret;
}
static remote_proxy_t *
crmd_remote_proxy_new(lrmd_t *lrmd, const char *node_name, const char *session_id, const char *channel)
{
static struct ipc_client_callbacks proxy_callbacks = {
.dispatch = remote_proxy_dispatch,
.destroy = remote_proxy_disconnected
};
- remote_proxy_t *proxy = remote_proxy_new(lrmd, proxy_callbacks, node_name, session_id, channel);
+ remote_proxy_t *proxy = remote_proxy_new(lrmd, &proxy_callbacks, node_name,
+ session_id, channel);
if (safe_str_eq(channel, CRM_SYSTEM_CRMD)) {
proxy->is_local = TRUE;
}
return proxy;
}
gboolean
crmd_is_proxy_session(const char *session)
{
return g_hash_table_lookup(proxy_table, session) ? TRUE : FALSE;
}
void
crmd_proxy_send(const char *session, xmlNode *msg)
{
remote_proxy_t *proxy = g_hash_table_lookup(proxy_table, session);
lrm_state_t *lrm_state = NULL;
if (!proxy) {
return;
}
crm_log_xml_trace(msg, "to-proxy");
lrm_state = lrm_state_find(proxy->node_name);
if (lrm_state) {
crm_trace("Sending event to %.8s on %s", proxy->session_id, proxy->node_name);
remote_proxy_relay_event(proxy, msg);
}
}
static void
crmd_proxy_dispatch(const char *session, xmlNode *msg)
{
crm_log_xml_trace(msg, "CRMd-PROXY[inbound]");
crm_xml_add(msg, F_CRM_SYS_FROM, session);
if (crmd_authorize_message(msg, NULL, session)) {
route_message(C_IPC_MESSAGE, msg);
}
trigger_fsa(fsa_source);
}
static void
remote_config_check(xmlNode * msg, int call_id, int rc, xmlNode * output, void *user_data)
{
if (rc != pcmk_ok) {
crm_err("Query resulted in an error: %s", pcmk_strerror(rc));
if (rc == -EACCES || rc == -pcmk_err_schema_validation) {
crm_err("The cluster is mis-configured - shutting down and staying down");
}
} else {
lrmd_t * lrmd = (lrmd_t *)user_data;
crm_time_t *now = crm_time_new(NULL);
GHashTable *config_hash = g_hash_table_new_full(
crm_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str);
crm_debug("Call %d : Parsing CIB options", call_id);
unpack_instance_attributes(
output, output, XML_CIB_TAG_PROPSET, NULL, config_hash, CIB_OPTIONS_FIRST, FALSE, now);
/* Now send it to the remote peer */
remote_proxy_check(lrmd, config_hash);
g_hash_table_destroy(config_hash);
crm_time_free(now);
}
}
static void
crmd_remote_proxy_cb(lrmd_t *lrmd, void *userdata, xmlNode *msg)
{
lrm_state_t *lrm_state = userdata;
const char *session = crm_element_value(msg, F_LRMD_IPC_SESSION);
remote_proxy_t *proxy = g_hash_table_lookup(proxy_table, session);
const char *op = crm_element_value(msg, F_LRMD_IPC_OP);
if (safe_str_eq(op, LRMD_IPC_OP_NEW)) {
const char *channel = crm_element_value(msg, F_LRMD_IPC_IPC_SERVER);
proxy = crmd_remote_proxy_new(lrmd, lrm_state->node_name, session, channel);
if (proxy != NULL) {
/* Look up stonith-watchdog-timeout and send to the remote peer for validation */
int rc = fsa_cib_conn->cmds->query(fsa_cib_conn, XML_CIB_TAG_CRMCONFIG, NULL, cib_scope_local);
fsa_cib_conn->cmds->register_callback_full(fsa_cib_conn, rc, 10, FALSE, lrmd,
"remote_config_check", remote_config_check, NULL);
}
} else if (safe_str_eq(op, LRMD_IPC_OP_SHUTDOWN_REQ)) {
char *now_s = NULL;
time_t now = time(NULL);
crm_notice("%s requested shutdown of its remote connection",
lrm_state->node_name);
if (!remote_ra_is_in_maintenance(lrm_state)) {
now_s = crm_itoa(now);
update_attrd(lrm_state->node_name, XML_CIB_ATTR_SHUTDOWN, now_s, NULL, TRUE);
free(now_s);
remote_proxy_ack_shutdown(lrmd);
crm_warn("Reconnection attempts to %s may result in failures that must be cleared",
lrm_state->node_name);
} else {
remote_proxy_nack_shutdown(lrmd);
crm_notice("Remote resource for %s is not managed so no ordered shutdown happening",
lrm_state->node_name);
}
return;
} else if (safe_str_eq(op, LRMD_IPC_OP_REQUEST) && proxy->is_local) {
/* this is for the crmd, which we are, so don't try
* and connect/send to ourselves over ipc. instead
* do it directly.
*/
int flags = 0;
xmlNode *request = get_message_xml(msg, F_LRMD_IPC_MSG);
crmd_proxy_dispatch(session, request);
crm_element_value_int(msg, F_LRMD_IPC_MSG_FLAGS, &flags);
if (flags & crm_ipc_client_response) {
int msg_id = 0;
xmlNode *op_reply = create_xml_node(NULL, "ack");
crm_xml_add(op_reply, "function", __FUNCTION__);
crm_xml_add_int(op_reply, "line", __LINE__);
crm_element_value_int(msg, F_LRMD_IPC_MSG_ID, &msg_id);
remote_proxy_relay_response(proxy, op_reply, msg_id);
free_xml(op_reply);
}
} else {
remote_proxy_cb(lrmd, lrm_state->node_name, msg);
}
}
int
lrm_state_remote_connect_async(lrm_state_t * lrm_state, const char *server, int port,
int timeout_ms)
{
int ret;
if (!lrm_state->conn) {
lrm_state->conn = lrmd_remote_api_new(lrm_state->node_name, server, port);
if (!lrm_state->conn) {
return -1;
}
((lrmd_t *) lrm_state->conn)->cmds->set_callback(lrm_state->conn, remote_lrm_op_callback);
lrmd_internal_set_proxy_callback(lrm_state->conn, lrm_state, crmd_remote_proxy_cb);
}
crm_trace("initiating remote connection to %s at %d with timeout %d", server, port, timeout_ms);
ret =
((lrmd_t *) lrm_state->conn)->cmds->connect_async(lrm_state->conn, lrm_state->node_name,
timeout_ms);
if (ret != pcmk_ok) {
lrm_state->num_lrm_register_fails++;
} else {
lrm_state->num_lrm_register_fails = 0;
}
return ret;
}
int
lrm_state_get_metadata(lrm_state_t * lrm_state,
const char *class,
const char *provider,
const char *agent, char **output, enum lrmd_call_options options)
{
if (!lrm_state->conn) {
return -ENOTCONN;
}
/* Optimize this... only retrieve metadata from local lrmd connection. Perhaps consider
* caching result. */
return ((lrmd_t *) lrm_state->conn)->cmds->get_metadata(lrm_state->conn, class, provider, agent,
output, options);
}
int
lrm_state_cancel(lrm_state_t * lrm_state, const char *rsc_id, const char *action, int interval)
{
if (!lrm_state->conn) {
return -ENOTCONN;
}
/* Figure out a way to make this async?
* NOTICE: Currently it's synced and directly acknowledged in do_lrm_invoke(). */
if (is_remote_lrmd_ra(NULL, NULL, rsc_id)) {
return remote_ra_cancel(lrm_state, rsc_id, action, interval);
}
return ((lrmd_t *) lrm_state->conn)->cmds->cancel(lrm_state->conn, rsc_id, action, interval);
}
lrmd_rsc_info_t *
lrm_state_get_rsc_info(lrm_state_t * lrm_state, const char *rsc_id, enum lrmd_call_options options)
{
lrmd_rsc_info_t *rsc = NULL;
if (!lrm_state->conn) {
return NULL;
}
if (is_remote_lrmd_ra(NULL, NULL, rsc_id)) {
return remote_ra_get_rsc_info(lrm_state, rsc_id);
}
rsc = g_hash_table_lookup(lrm_state->rsc_info_cache, rsc_id);
if (rsc == NULL) {
/* only contact the lrmd if we don't already have a cached rsc info */
rsc = ((lrmd_t *) lrm_state->conn)->cmds->get_rsc_info(lrm_state->conn, rsc_id, options);
if (rsc == NULL) {
return NULL;
}
/* cache the result */
g_hash_table_insert(lrm_state->rsc_info_cache, rsc->id, rsc);
}
return lrmd_copy_rsc_info(rsc);
}
int
lrm_state_exec(lrm_state_t * lrm_state, const char *rsc_id, const char *action, const char *userdata, int interval, /* ms */
int timeout, /* ms */
int start_delay, /* ms */
lrmd_key_value_t * params)
{
if (!lrm_state->conn) {
lrmd_key_value_freeall(params);
return -ENOTCONN;
}
if (is_remote_lrmd_ra(NULL, NULL, rsc_id)) {
return remote_ra_exec(lrm_state,
rsc_id, action, userdata, interval, timeout, start_delay, params);
}
return ((lrmd_t *) lrm_state->conn)->cmds->exec(lrm_state->conn,
rsc_id,
action,
userdata,
interval,
timeout,
start_delay,
lrmd_opt_notify_changes_only, params);
}
int
lrm_state_register_rsc(lrm_state_t * lrm_state,
const char *rsc_id,
const char *class,
const char *provider, const char *agent, enum lrmd_call_options options)
{
if (!lrm_state->conn) {
return -ENOTCONN;
}
/* optimize this... this function is a synced round trip from client to daemon.
* The crmd/lrm.c code path should be re-factored to allow the register of resources
* to be performed async. The lrmd client api needs to make an async version
* of register available. */
if (is_remote_lrmd_ra(agent, provider, NULL)) {
return lrm_state_find_or_create(rsc_id) ? pcmk_ok : -1;
}
return ((lrmd_t *) lrm_state->conn)->cmds->register_rsc(lrm_state->conn, rsc_id, class,
provider, agent, options);
}
int
lrm_state_unregister_rsc(lrm_state_t * lrm_state,
const char *rsc_id, enum lrmd_call_options options)
{
if (!lrm_state->conn) {
return -ENOTCONN;
}
/* optimize this... this function is a synced round trip from client to daemon.
* The crmd/lrm.c code path that uses this function should always treat it as an
* async operation. The lrmd client api needs to make an async version unreg available. */
if (is_remote_lrmd_ra(NULL, NULL, rsc_id)) {
lrm_state_destroy(rsc_id);
return pcmk_ok;
}
g_hash_table_remove(lrm_state->rsc_info_cache, rsc_id);
return ((lrmd_t *) lrm_state->conn)->cmds->unregister_rsc(lrm_state->conn, rsc_id, options);
}
diff --git a/include/crm_internal.h b/include/crm_internal.h
index 206ec5fc61..d2f2f075a8 100644
--- a/include/crm_internal.h
+++ b/include/crm_internal.h
@@ -1,402 +1,402 @@
/* crm_internal.h */
/*
* Copyright (C) 2006 - 2008
* Andrew Beekhof <andrew@beekhof.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef CRM_INTERNAL__H
# define CRM_INTERNAL__H
# include <config.h>
# include <portability.h>
# include <glib.h>
# include <stdbool.h>
# include <libxml/tree.h>
# include <crm/lrmd.h>
# include <crm/common/logging.h>
# include <crm/common/ipcs.h>
# include <crm/common/internal.h>
/* Dynamic loading of libraries */
void *find_library_function(void **handle, const char *lib, const char *fn, int fatal);
void *convert_const_pointer(const void *ptr);
/* For ACLs */
char *uid2username(uid_t uid);
void determine_request_user(const char *user, xmlNode * request, const char *field);
const char *crm_acl_get_set_user(xmlNode * request, const char *field, const char *peer_user);
# if ENABLE_ACL
# include <string.h>
static inline gboolean
is_privileged(const char *user)
{
if (user == NULL) {
return FALSE;
} else if (strcmp(user, CRM_DAEMON_USER) == 0) {
return TRUE;
} else if (strcmp(user, "root") == 0) {
return TRUE;
}
return FALSE;
}
# endif
/* CLI option processing*/
# ifdef HAVE_GETOPT_H
# include <getopt.h>
# else
# define no_argument 0
# define required_argument 1
# endif
# define pcmk_option_default 0x00000
# define pcmk_option_hidden 0x00001
# define pcmk_option_paragraph 0x00002
# define pcmk_option_example 0x00004
struct crm_option {
/* Fields from 'struct option' in getopt.h */
/* name of long option */
const char *name;
/*
* one of no_argument, required_argument, and optional_argument:
* whether option takes an argument
*/
int has_arg;
/* if not NULL, set *flag to val when option found */
int *flag;
/* if flag not NULL, value to set *flag to; else return value */
int val;
/* Custom fields */
const char *desc;
long flags;
};
void crm_set_options(const char *short_options, const char *usage, struct crm_option *long_options,
const char *app_desc);
int crm_get_option(int argc, char **argv, int *index);
int crm_get_option_long(int argc, char **argv, int *index, const char **longname);
int crm_help(char cmd, int exit_code);
/* Cluster Option Processing */
typedef struct pe_cluster_option_s {
const char *name;
const char *alt_name;
const char *type;
const char *values;
const char *default_value;
gboolean(*is_valid) (const char *);
const char *description_short;
const char *description_long;
} pe_cluster_option;
const char *cluster_option(GHashTable * options, gboolean(*validate) (const char *),
const char *name, const char *old_name, const char *def_value);
const char *get_cluster_pref(GHashTable * options, pe_cluster_option * option_list, int len,
const char *name);
void config_metadata(const char *name, const char *version, const char *desc_short,
const char *desc_long, pe_cluster_option * option_list, int len);
void verify_all_options(GHashTable * options, pe_cluster_option * option_list, int len);
gboolean check_time(const char *value);
gboolean check_timer(const char *value);
gboolean check_boolean(const char *value);
gboolean check_number(const char *value);
gboolean check_positive_number(const char *value);
gboolean check_quorum(const char *value);
gboolean check_script(const char *value);
gboolean check_utilization(const char *value);
long crm_get_sbd_timeout(void);
gboolean check_sbd_timeout(const char *value);
/* Shared PE/crmd functionality */
void filter_action_parameters(xmlNode * param_set, const char *version);
/* Resource operation updates */
xmlNode *create_operation_update(xmlNode * parent, lrmd_event_data_t * event,
const char * caller_version, int target_rc, const char * node,
const char * origin, int level);
/* char2score */
extern int node_score_red;
extern int node_score_green;
extern int node_score_yellow;
extern int node_score_infinity;
/* Assorted convenience functions */
int crm_pid_active(long pid, const char *daemon);
void crm_make_daemon(const char *name, gboolean daemonize, const char *pidfile);
char *generate_op_key(const char *rsc_id, const char *op_type, int interval);
char *generate_notify_key(const char *rsc_id, const char *notify_type, const char *op_type);
char *generate_transition_magic_v202(const char *transition_key, int op_status);
char *generate_transition_magic(const char *transition_key, int op_status, int op_rc);
char *generate_transition_key(int action, int transition_id, int target_rc, const char *node);
static inline long long
crm_clear_bit(const char *function, int line, const char *target, long long word, long long bit)
{
long long rc = (word & ~bit);
/* if(bit == 0x00002) { */
/* crm_err("Bit 0x%.8llx for %s cleared by %s:%d", bit, target, function, line); */
/* } */
if (rc == word) {
/* Unchanged */
} else if (target) {
crm_trace("Bit 0x%.8llx for %s cleared by %s:%d", bit, target, function, line);
} else {
crm_trace("Bit 0x%.8llx cleared by %s:%d", bit, function, line);
}
return rc;
}
static inline long long
crm_set_bit(const char *function, int line, const char *target, long long word, long long bit)
{
long long rc = (word | bit);
/* if(bit == 0x00002) { */
/* crm_err("Bit 0x%.8llx for %s set by %s:%d", bit, target, function, line); */
/* } */
if (rc == word) {
/* Unchanged */
} else if (target) {
crm_trace("Bit 0x%.8llx for %s set by %s:%d", bit, target, function, line);
} else {
crm_trace("Bit 0x%.8llx set by %s:%d", bit, function, line);
}
return rc;
}
# define set_bit(word, bit) word = crm_set_bit(__FUNCTION__, __LINE__, NULL, word, bit)
# define clear_bit(word, bit) word = crm_clear_bit(__FUNCTION__, __LINE__, NULL, word, bit)
char *generate_hash_key(const char *crm_msg_reference, const char *sys);
/*! remote tcp/tls helper functions */
typedef struct crm_remote_s crm_remote_t;
int crm_remote_send(crm_remote_t * remote, xmlNode * msg);
int crm_remote_ready(crm_remote_t * remote, int total_timeout /*ms */ );
gboolean crm_remote_recv(crm_remote_t * remote, int total_timeout /*ms */ , int *disconnected);
xmlNode *crm_remote_parse_buffer(crm_remote_t * remote);
int crm_remote_tcp_connect(const char *host, int port);
int crm_remote_tcp_connect_async(const char *host, int port, int timeout, /*ms */
int *timer_id, void *userdata, void (*callback) (void *userdata, int sock));
int crm_remote_accept(int ssock);
void crm_sockaddr2str(void *sa, char *s);
# ifdef HAVE_GNUTLS_GNUTLS_H
/*!
* \internal
* \brief Initiate the client handshake after establishing the tcp socket.
* \note This is a blocking function, it will block until the entire handshake
* is complete or until the timeout period is reached.
* \retval 0 success
* \retval negative, failure
*/
int crm_initiate_client_tls_handshake(crm_remote_t * remote, int timeout_ms);
/*!
* \internal
* \brief Create client or server session for anon DH encryption credentials
* \param sock, the socket the session will use for transport
* \param type, GNUTLS_SERVER or GNUTLS_CLIENT
* \param credentials, gnutls_anon_server_credentials_t or gnutls_anon_client_credentials_t
*
* \retval gnutls_session_t * on success
* \retval NULL on failure
*/
void *crm_create_anon_tls_session(int sock, int type, void *credentials);
/*!
* \internal
* \brief Create client or server session for PSK credentials
* \param sock, the socket the session will use for transport
* \param type, GNUTLS_SERVER or GNUTLS_CLIENT
* \param credentials, gnutls_psk_server_credentials_t or gnutls_osk_client_credentials_t
*
* \retval gnutls_session_t * on success
* \retval NULL on failure
*/
void *create_psk_tls_session(int csock, int type, void *credentials);
# endif
# define REMOTE_MSG_TERMINATOR "\r\n\r\n"
const char *daemon_option(const char *option);
void set_daemon_option(const char *option, const char *value);
gboolean daemon_option_enabled(const char *daemon, const char *option);
void strip_text_nodes(xmlNode * xml);
void pcmk_panic(const char *origin);
void sysrq_init(void);
pid_t pcmk_locate_sbd(void);
long crm_pidfile_inuse(const char *filename, long mypid, const char *daemon);
long crm_read_pidfile(const char *filename);
# define crm_config_err(fmt...) { crm_config_error = TRUE; crm_err(fmt); }
# define crm_config_warn(fmt...) { crm_config_warning = TRUE; crm_warn(fmt); }
# define attrd_channel T_ATTRD
# define F_ATTRD_KEY "attr_key"
# define F_ATTRD_ATTRIBUTE "attr_name"
# define F_ATTRD_REGEX "attr_regex"
# define F_ATTRD_TASK "task"
# define F_ATTRD_VALUE "attr_value"
# define F_ATTRD_SET "attr_set"
# define F_ATTRD_IS_REMOTE "attr_is_remote"
# define F_ATTRD_IS_PRIVATE "attr_is_private"
# define F_ATTRD_SECTION "attr_section"
# define F_ATTRD_DAMPEN "attr_dampening"
# define F_ATTRD_IGNORE_LOCALLY "attr_ignore_locally"
# define F_ATTRD_HOST "attr_host"
# define F_ATTRD_HOST_ID "attr_host_id"
# define F_ATTRD_USER "attr_user"
# define F_ATTRD_WRITER "attr_writer"
# define F_ATTRD_VERSION "attr_version"
# define F_ATTRD_RESOURCE "attr_resource"
# define F_ATTRD_OPERATION "attr_clear_operation"
# define F_ATTRD_INTERVAL "attr_clear_interval"
/* attrd operations */
# define ATTRD_OP_PEER_REMOVE "peer-remove"
# define ATTRD_OP_UPDATE "update"
# define ATTRD_OP_UPDATE_BOTH "update-both"
# define ATTRD_OP_UPDATE_DELAY "update-delay"
# define ATTRD_OP_QUERY "query"
# define ATTRD_OP_REFRESH "refresh"
# define ATTRD_OP_FLUSH "flush"
# define ATTRD_OP_SYNC "sync"
# define ATTRD_OP_SYNC_RESPONSE "sync-response"
# define ATTRD_OP_CLEAR_FAILURE "clear-failure"
# if SUPPORT_COROSYNC
# if CS_USES_LIBQB
# include <qb/qbipc_common.h>
# include <corosync/corotypes.h>
typedef struct qb_ipc_request_header cs_ipc_header_request_t;
typedef struct qb_ipc_response_header cs_ipc_header_response_t;
# else
# include <corosync/corodefs.h>
# include <corosync/coroipcc.h>
# include <corosync/coroipc_types.h>
typedef coroipc_request_header_t cs_ipc_header_request_t;
typedef coroipc_response_header_t cs_ipc_header_response_t;
# endif
# else
typedef struct {
int size __attribute__ ((aligned(8)));
int id __attribute__ ((aligned(8)));
} __attribute__ ((aligned(8))) cs_ipc_header_request_t;
typedef struct {
int size __attribute__ ((aligned(8)));
int id __attribute__ ((aligned(8)));
int error __attribute__ ((aligned(8)));
} __attribute__ ((aligned(8))) cs_ipc_header_response_t;
# endif
void
attrd_ipc_server_init(qb_ipcs_service_t **ipcs, struct qb_ipcs_service_handlers *cb);
void
stonith_ipc_server_init(qb_ipcs_service_t **ipcs, struct qb_ipcs_service_handlers *cb);
qb_ipcs_service_t *
crmd_ipc_server_init(struct qb_ipcs_service_handlers *cb);
void cib_ipc_servers_init(qb_ipcs_service_t **ipcs_ro,
qb_ipcs_service_t **ipcs_rw,
qb_ipcs_service_t **ipcs_shm,
struct qb_ipcs_service_handlers *ro_cb,
struct qb_ipcs_service_handlers *rw_cb);
void cib_ipc_servers_destroy(qb_ipcs_service_t *ipcs_ro,
qb_ipcs_service_t *ipcs_rw,
qb_ipcs_service_t *ipcs_shm);
static inline void *realloc_safe(void *ptr, size_t size)
{
void *ret = realloc(ptr, size);
if (ret == NULL) {
free(ptr); /* make coverity happy */
abort();
}
return ret;
}
const char *crm_xml_add_last_written(xmlNode *xml_node);
void crm_xml_dump(xmlNode * data, int options, char **buffer, int *offset, int *max, int depth);
void crm_buffer_add_char(char **buffer, int *offset, int *max, char c);
gboolean crm_digest_verify(xmlNode *input, const char *expected);
/* cross-platform compatibility functions */
char *crm_compat_realpath(const char *path);
/* IPC Proxy Backend Shared Functions */
typedef struct remote_proxy_s {
char *node_name;
char *session_id;
gboolean is_local;
crm_ipc_t *ipc;
mainloop_io_t *source;
uint32_t last_request_id;
lrmd_t *lrm;
} remote_proxy_t;
remote_proxy_t *remote_proxy_new(
- lrmd_t *lrmd, struct ipc_client_callbacks proxy_callbacks,
+ lrmd_t *lrmd, struct ipc_client_callbacks *proxy_callbacks,
const char *node_name, const char *session_id, const char *channel);
int remote_proxy_check(lrmd_t *lrmd, GHashTable *hash);
void remote_proxy_cb(lrmd_t *lrmd, const char *node_name, xmlNode *msg);
void remote_proxy_ack_shutdown(lrmd_t *lrmd);
void remote_proxy_nack_shutdown(lrmd_t *lrmd);
int remote_proxy_dispatch(const char *buffer, ssize_t length, gpointer userdata);
void remote_proxy_disconnected(gpointer data);
void remote_proxy_free(gpointer data);
void remote_proxy_end_session(remote_proxy_t *proxy);
void remote_proxy_relay_event(remote_proxy_t *proxy, xmlNode *msg);
void remote_proxy_relay_response(remote_proxy_t *proxy, xmlNode *msg, int msg_id);
char* crm_versioned_param_summary(xmlNode *versioned_params, const char *name);
void crm_summarize_versioned_params(xmlNode *param_set, xmlNode *versioned_params);
#endif /* CRM_INTERNAL__H */
diff --git a/lib/lrmd/proxy_common.c b/lib/lrmd/proxy_common.c
index 2e9d963855..e0f3d874b1 100644
--- a/lib/lrmd/proxy_common.c
+++ b/lib/lrmd/proxy_common.c
@@ -1,308 +1,308 @@
/*
* Copyright (c) 2015 David Vossel <davidvossel@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include <crm_internal.h>
#include <glib.h>
#include <unistd.h>
#include <crm/crm.h>
#include <crm/msg_xml.h>
#include <crm/services.h>
#include <crm/common/mainloop.h>
#include <crm/pengine/status.h>
#include <crm/cib.h>
#include <crm/lrmd.h>
int lrmd_internal_proxy_send(lrmd_t * lrmd, xmlNode *msg);
GHashTable *proxy_table = NULL;
static void
remote_proxy_notify_destroy(lrmd_t *lrmd, const char *session_id)
{
/* sending to the remote node that an ipc connection has been destroyed */
xmlNode *msg = create_xml_node(NULL, T_LRMD_IPC_PROXY);
crm_xml_add(msg, F_LRMD_IPC_OP, LRMD_IPC_OP_DESTROY);
crm_xml_add(msg, F_LRMD_IPC_SESSION, session_id);
lrmd_internal_proxy_send(lrmd, msg);
free_xml(msg);
}
/*!
* \brief Send an acknowledgment of a remote proxy shutdown request.
*
* \param[in] lrmd Connection to proxy
*/
void
remote_proxy_ack_shutdown(lrmd_t *lrmd)
{
xmlNode *msg = create_xml_node(NULL, T_LRMD_IPC_PROXY);
crm_xml_add(msg, F_LRMD_IPC_OP, LRMD_IPC_OP_SHUTDOWN_ACK);
lrmd_internal_proxy_send(lrmd, msg);
free_xml(msg);
}
/*!
* \brief We're not gonna shutdown as response to
* a remote proxy shutdown request.
*
* \param[in] lrmd Connection to proxy
*/
void
remote_proxy_nack_shutdown(lrmd_t *lrmd)
{
xmlNode *msg = create_xml_node(NULL, T_LRMD_IPC_PROXY);
crm_xml_add(msg, F_LRMD_IPC_OP, LRMD_IPC_OP_SHUTDOWN_NACK);
lrmd_internal_proxy_send(lrmd, msg);
free_xml(msg);
}
void
remote_proxy_relay_event(remote_proxy_t *proxy, xmlNode *msg)
{
/* sending to the remote node an event msg. */
xmlNode *event = create_xml_node(NULL, T_LRMD_IPC_PROXY);
crm_xml_add(event, F_LRMD_IPC_OP, LRMD_IPC_OP_EVENT);
crm_xml_add(event, F_LRMD_IPC_SESSION, proxy->session_id);
add_message_xml(event, F_LRMD_IPC_MSG, msg);
crm_log_xml_explicit(event, "EventForProxy");
lrmd_internal_proxy_send(proxy->lrm, event);
free_xml(event);
}
void
remote_proxy_relay_response(remote_proxy_t *proxy, xmlNode *msg, int msg_id)
{
/* sending to the remote node a response msg. */
xmlNode *response = create_xml_node(NULL, T_LRMD_IPC_PROXY);
crm_xml_add(response, F_LRMD_IPC_OP, LRMD_IPC_OP_RESPONSE);
crm_xml_add(response, F_LRMD_IPC_SESSION, proxy->session_id);
crm_xml_add_int(response, F_LRMD_IPC_MSG_ID, msg_id);
add_message_xml(response, F_LRMD_IPC_MSG, msg);
lrmd_internal_proxy_send(proxy->lrm, response);
free_xml(response);
}
void
remote_proxy_end_session(remote_proxy_t *proxy)
{
if (proxy == NULL) {
return;
}
crm_trace("ending session ID %s", proxy->session_id);
if (proxy->source) {
mainloop_del_ipc_client(proxy->source);
}
}
void
remote_proxy_free(gpointer data)
{
remote_proxy_t *proxy = data;
crm_trace("freed proxy session ID %s", proxy->session_id);
free(proxy->node_name);
free(proxy->session_id);
free(proxy);
}
int
remote_proxy_dispatch(const char *buffer, ssize_t length, gpointer userdata)
{
/* Async responses from cib and friends back to clients via pacemaker_remoted */
xmlNode *xml = NULL;
uint32_t flags = 0;
remote_proxy_t *proxy = userdata;
xml = string2xml(buffer);
if (xml == NULL) {
crm_warn("Received a NULL msg from IPC service.");
return 1;
}
flags = crm_ipc_buffer_flags(proxy->ipc);
if (flags & crm_ipc_proxied_relay_response) {
crm_trace("Passing response back to %.8s on %s: %.200s - request id: %d", proxy->session_id, proxy->node_name, buffer, proxy->last_request_id);
remote_proxy_relay_response(proxy, xml, proxy->last_request_id);
proxy->last_request_id = 0;
} else {
crm_trace("Passing event back to %.8s on %s: %.200s", proxy->session_id, proxy->node_name, buffer);
remote_proxy_relay_event(proxy, xml);
}
free_xml(xml);
return 1;
}
void
remote_proxy_disconnected(gpointer userdata)
{
remote_proxy_t *proxy = userdata;
crm_trace("destroying %p", proxy);
proxy->source = NULL;
proxy->ipc = NULL;
if(proxy->lrm) {
remote_proxy_notify_destroy(proxy->lrm, proxy->session_id);
proxy->lrm = NULL;
}
g_hash_table_remove(proxy_table, proxy->session_id);
}
remote_proxy_t *
-remote_proxy_new(lrmd_t *lrmd, struct ipc_client_callbacks proxy_callbacks,
+remote_proxy_new(lrmd_t *lrmd, struct ipc_client_callbacks *proxy_callbacks,
const char *node_name, const char *session_id, const char *channel)
{
remote_proxy_t *proxy = NULL;
if(channel == NULL) {
crm_err("No channel specified to proxy");
remote_proxy_notify_destroy(lrmd, session_id);
return NULL;
}
proxy = calloc(1, sizeof(remote_proxy_t));
proxy->node_name = strdup(node_name);
proxy->session_id = strdup(session_id);
- proxy->source = mainloop_add_ipc_client(channel, G_PRIORITY_LOW, 0, proxy, &proxy_callbacks);
+ proxy->source = mainloop_add_ipc_client(channel, G_PRIORITY_LOW, 0, proxy, proxy_callbacks);
proxy->ipc = mainloop_get_ipc_client(proxy->source);
proxy->lrm = lrmd;
if (proxy->source == NULL) {
remote_proxy_free(proxy);
remote_proxy_notify_destroy(lrmd, session_id);
return NULL;
}
crm_trace("new remote proxy client established to %s on %s, session id %s",
channel, node_name, session_id);
g_hash_table_insert(proxy_table, proxy->session_id, proxy);
return proxy;
}
void
remote_proxy_cb(lrmd_t *lrmd, const char *node_name, xmlNode *msg)
{
const char *op = crm_element_value(msg, F_LRMD_IPC_OP);
const char *session = crm_element_value(msg, F_LRMD_IPC_SESSION);
remote_proxy_t *proxy = g_hash_table_lookup(proxy_table, session);
int msg_id = 0;
/* sessions are raw ipc connections to IPC,
* all we do is proxy requests/responses exactly
* like they are given to us at the ipc level. */
CRM_CHECK(op != NULL, return);
CRM_CHECK(session != NULL, return);
crm_element_value_int(msg, F_LRMD_IPC_MSG_ID, &msg_id);
/* This is msg from remote ipc client going to real ipc server */
if (safe_str_eq(op, LRMD_IPC_OP_DESTROY)) {
remote_proxy_end_session(proxy);
} else if (safe_str_eq(op, LRMD_IPC_OP_REQUEST)) {
int flags = 0;
xmlNode *request = get_message_xml(msg, F_LRMD_IPC_MSG);
const char *name = crm_element_value(msg, F_LRMD_IPC_CLIENT);
CRM_CHECK(request != NULL, return);
if (proxy == NULL) {
/* proxy connection no longer exists */
remote_proxy_notify_destroy(lrmd, session);
return;
} else if ((proxy->is_local == FALSE) && (crm_ipc_connected(proxy->ipc) == FALSE)) {
remote_proxy_end_session(proxy);
return;
}
proxy->last_request_id = 0;
crm_element_value_int(msg, F_LRMD_IPC_MSG_FLAGS, &flags);
crm_xml_add(request, XML_ACL_TAG_ROLE, "pacemaker-remote");
#if ENABLE_ACL
CRM_ASSERT(node_name);
crm_acl_get_set_user(request, F_LRMD_IPC_USER, node_name);
#endif
if(is_set(flags, crm_ipc_proxied)) {
const char *type = crm_element_value(request, F_TYPE);
int rc = 0;
if (safe_str_eq(type, T_ATTRD)
&& crm_element_value(request, F_ATTRD_HOST) == NULL) {
crm_xml_add(request, F_ATTRD_HOST, proxy->node_name);
}
rc = crm_ipc_send(proxy->ipc, request, flags, 5000, NULL);
if(rc < 0) {
xmlNode *op_reply = create_xml_node(NULL, "nack");
crm_err("Could not relay %s request %d from %s to %s for %s: %s (%d)",
op, msg_id, proxy->node_name, crm_ipc_name(proxy->ipc), name, pcmk_strerror(rc), rc);
/* Send a n'ack so the caller doesn't block */
crm_xml_add(op_reply, "function", __FUNCTION__);
crm_xml_add_int(op_reply, "line", __LINE__);
crm_xml_add_int(op_reply, "rc", rc);
remote_proxy_relay_response(proxy, op_reply, msg_id);
free_xml(op_reply);
} else {
crm_trace("Relayed %s request %d from %s to %s for %s",
op, msg_id, proxy->node_name, crm_ipc_name(proxy->ipc), name);
proxy->last_request_id = msg_id;
}
} else {
int rc = pcmk_ok;
xmlNode *op_reply = NULL;
/* For backwards compatibility with pacemaker_remoted <= 1.1.10 */
crm_trace("Relaying %s request %d from %s to %s for %s",
op, msg_id, proxy->node_name, crm_ipc_name(proxy->ipc), name);
rc = crm_ipc_send(proxy->ipc, request, flags, 10000, &op_reply);
if(rc < 0) {
crm_err("Could not relay %s request %d from %s to %s for %s: %s (%d)",
op, msg_id, proxy->node_name, crm_ipc_name(proxy->ipc), name, pcmk_strerror(rc), rc);
} else {
crm_trace("Relayed %s request %d from %s to %s for %s",
op, msg_id, proxy->node_name, crm_ipc_name(proxy->ipc), name);
}
if(op_reply) {
remote_proxy_relay_response(proxy, op_reply, msg_id);
free_xml(op_reply);
}
}
} else {
crm_err("Unknown proxy operation: %s", op);
}
}
diff --git a/lrmd/remote_ctl.c b/lrmd/remote_ctl.c
index f3fc24f6ca..4afa337bc3 100644
--- a/lrmd/remote_ctl.c
+++ b/lrmd/remote_ctl.c
@@ -1,395 +1,395 @@
/*
* Copyright (c) 2015 David Vossel <davidvossel@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include <crm_internal.h>
#include <glib.h>
#include <unistd.h>
#include <crm/crm.h>
#include <crm/msg_xml.h>
#include <crm/services.h>
#include <crm/common/mainloop.h>
#include <crm/pengine/status.h>
#include <crm/cib.h>
#include <crm/lrmd.h>
extern GHashTable *proxy_table;
void lrmd_internal_set_proxy_callback(lrmd_t * lrmd, void *userdata, void (*callback)(lrmd_t *lrmd, void *userdata, xmlNode *msg));
/* *INDENT-OFF* */
static struct crm_option long_options[] = {
{"help", 0, 0, '?'},
{"verbose", 0, 0, 'V', "\t\tPrint out logs and events to screen"},
{"quiet", 0, 0, 'Q', "\t\tSuppress all output to screen"},
{"tls", 1, 0, 'S', "\t\tSet tls host to contact"},
{"tls-port", 1, 0, 'p', "\t\tUse custom tls port"},
{"node", 1, 0, 'n', "\tNode name to use for ipc proxy"},
{"api-call", 1, 0, 'c', "\tDirectly relates to lrmd api functions"},
{"-spacer-", 1, 0, '-', "\nParameters for api-call option"},
{"action", 1, 0, 'a'},
{"rsc-id", 1, 0, 'r'},
{"provider", 1, 0, 'P'},
{"class", 1, 0, 'C'},
{"type", 1, 0, 'T'},
{"timeout", 1, 0, 't'},
{"param-key", 1, 0, 'k'},
{"param-val", 1, 0, 'v'},
{"-spacer-", 1, 0, '-'},
{0, 0, 0, 0}
};
/* *INDENT-ON* */
static int wait_poke = 0;
static int exec_call_id = 0;
static gboolean client_start(gpointer user_data);
static void try_connect(void);
static struct {
int verbose;
int quiet;
int print;
int interval;
int timeout;
int port;
const char *node_name;
const char *api_call;
const char *rsc_id;
const char *provider;
const char *class;
const char *type;
const char *action;
const char *listen;
const char *tls_host;
lrmd_key_value_t *params;
} options;
GMainLoop *mainloop = NULL;
lrmd_t *lrmd_conn = NULL;
static void
client_exit(int rc)
{
lrmd_api_delete(lrmd_conn);
if (proxy_table) {
g_hash_table_destroy(proxy_table); proxy_table = NULL;
}
exit(rc);
}
static void
client_shutdown(int nsig)
{
lrmd_api_delete(lrmd_conn);
lrmd_conn = NULL;
}
static void
read_events(lrmd_event_data_t * event)
{
if (wait_poke && event->type == lrmd_event_poke) {
client_exit(PCMK_OCF_OK);
}
if ((event->call_id == exec_call_id) && (event->type == lrmd_event_exec_complete)) {
if (event->output) {
crm_info("%s", event->output);
}
if (event->exit_reason) {
fprintf(stderr, "%s%s\n", PCMK_OCF_REASON_PREFIX, event->exit_reason);
}
client_exit(event->rc);
}
}
static gboolean
timeout_err(gpointer data)
{
crm_err("timed out in remote_client");
client_exit(PCMK_OCF_TIMEOUT);
return FALSE;
}
static void
connection_events(lrmd_event_data_t * event)
{
int rc = event->connection_rc;
if (event->type != lrmd_event_connect) {
/* ignore */
return;
}
if (!rc) {
client_start(NULL);
return;
} else {
sleep(1);
try_connect();
}
}
static void
try_connect(void)
{
int tries = 10;
static int num_tries = 0;
int rc = 0;
lrmd_conn->cmds->set_callback(lrmd_conn, connection_events);
for (; num_tries < tries; num_tries++) {
rc = lrmd_conn->cmds->connect_async(lrmd_conn, "lrmd", 10000);
if (!rc) {
num_tries++;
return; /* we'll hear back in async callback */
}
sleep(1);
}
crm_err("Failed to connect to pacemaker remote.");
client_exit(PCMK_OCF_UNKNOWN_ERROR);
}
static gboolean
client_start(gpointer user_data)
{
int rc = 0;
if (!lrmd_conn->cmds->is_connected(lrmd_conn)) {
try_connect();
/* async connect -- this function will get called back into */
return 0;
}
lrmd_conn->cmds->set_callback(lrmd_conn, read_events);
if (safe_str_eq(options.api_call, "ipc_debug")) {
/* Do nothing, leave connection up just for debugging ipc proxy */
return 0;
}
if (options.timeout) {
g_timeout_add(options.timeout, timeout_err, NULL);
}
if (safe_str_eq(options.api_call, "metadata")) {
char *output = NULL;
rc = lrmd_conn->cmds->get_metadata(lrmd_conn,
options.class,
options.provider, options.type, &output, 0);
if (rc == pcmk_ok) {
printf("%s", output);
free(output);
client_exit(PCMK_OCF_OK);
}
client_exit(PCMK_OCF_UNKNOWN_ERROR);
} else if (safe_str_eq(options.api_call, "poke")) {
rc = lrmd_conn->cmds->poke_connection(lrmd_conn);
if (rc != pcmk_ok) {
client_exit(PCMK_OCF_UNKNOWN_ERROR);
}
wait_poke = 1;
} else {
lrmd_rsc_info_t *rsc_info = NULL;
rsc_info = lrmd_conn->cmds->get_rsc_info(lrmd_conn, options.rsc_id, 0);
if (rsc_info == NULL) {
rc = lrmd_conn->cmds->register_rsc(lrmd_conn, options.rsc_id,
options.class, options.provider, options.type, 0);
if (rc != 0){
crm_err("failed to register resource %s with pacemaker_remote. rc: %d", options.rsc_id, rc);
client_exit(1);
}
}
lrmd_free_rsc_info(rsc_info);
rc = lrmd_conn->cmds->exec(lrmd_conn,
options.rsc_id,
options.action,
NULL,
options.interval,
options.timeout,
0, 0, options.params);
if (rc > 0) {
exec_call_id = rc;
} else {
crm_err("execution of rsc %s failed. rc = %d", options.rsc_id, rc);
client_exit(PCMK_OCF_UNKNOWN_ERROR);
}
}
return 0;
}
static void
ctl_remote_proxy_cb(lrmd_t *lrmd, void *userdata, xmlNode *msg)
{
const char *op = crm_element_value(msg, F_LRMD_IPC_OP);
const char *session = crm_element_value(msg, F_LRMD_IPC_SESSION);
if (safe_str_eq(op, LRMD_IPC_OP_NEW)) {
const char *channel = crm_element_value(msg, F_LRMD_IPC_IPC_SERVER);
static struct ipc_client_callbacks proxy_callbacks = {
.dispatch = remote_proxy_dispatch,
.destroy = remote_proxy_disconnected
};
- remote_proxy_new(lrmd, proxy_callbacks, options.node_name, session, channel);
+ remote_proxy_new(lrmd, &proxy_callbacks, options.node_name, session, channel);
} else {
remote_proxy_cb(lrmd, options.node_name, msg);
}
}
int
main(int argc, char **argv)
{
int option_index = 0;
int argerr = 0;
int flag;
char *key = NULL;
char *val = NULL;
gboolean use_tls = FALSE;
crm_trigger_t *trig;
crm_set_options(NULL, "mode [options]", long_options,
"Inject commands into the lrmd and watch for events\n");
while (1) {
flag = crm_get_option(argc, argv, &option_index);
if (flag == -1)
break;
switch (flag) {
case '?':
crm_help(flag, EX_OK);
break;
case 'V':
options.verbose = 1;
break;
case 'Q':
options.quiet = 1;
options.verbose = 0;
break;
case 'n':
options.node_name = optarg;
break;
case 'c':
options.api_call = optarg;
break;
case 'a':
options.action = optarg;
break;
case 'r':
options.rsc_id = optarg;
break;
case 'P':
options.provider = optarg;
break;
case 'C':
options.class = optarg;
break;
case 'T':
options.type = optarg;
break;
case 't':
if(optarg) {
options.timeout = atoi(optarg);
}
break;
case 'k':
key = optarg;
if (key && val) {
options.params = lrmd_key_value_add(options.params, key, val);
key = val = NULL;
}
break;
case 'v':
val = optarg;
if (key && val) {
options.params = lrmd_key_value_add(options.params, key, val);
key = val = NULL;
}
break;
case 'S':
options.tls_host = optarg;
use_tls = TRUE;
break;
case 'p':
if(optarg) {
options.port = atoi(optarg);
}
use_tls = TRUE;
break;
default:
++argerr;
break;
}
}
if (argerr) {
crm_help('?', EX_USAGE);
}
if (optind > argc) {
++argerr;
}
crm_log_init("remote_client", LOG_INFO, FALSE, options.verbose ? TRUE : FALSE, argc, argv, FALSE);
/* if we can't perform an api_call or listen for events,
* there is nothing to do */
if (!options.api_call ) {
crm_err("Nothing to be done. Please specify 'api-call'");
return PCMK_OCF_UNKNOWN_ERROR;
}
if (!options.timeout ) {
options.timeout = 20000;
}
if (use_tls) {
if (options.node_name == NULL) {
crm_err("\"node\" option required when tls is in use.");
return PCMK_OCF_UNKNOWN_ERROR;
}
proxy_table =
g_hash_table_new_full(crm_strcase_hash, crm_strcase_equal, NULL, remote_proxy_free);
lrmd_conn = lrmd_remote_api_new(NULL, options.tls_host ? options.tls_host : "localhost", options.port);
lrmd_internal_set_proxy_callback(lrmd_conn, NULL, ctl_remote_proxy_cb);
} else {
lrmd_conn = lrmd_api_new();
}
trig = mainloop_add_trigger(G_PRIORITY_HIGH, client_start, NULL);
mainloop_set_trigger(trig);
mainloop_add_signal(SIGTERM, client_shutdown);
mainloop = g_main_new(FALSE);
g_main_run(mainloop);
client_exit(0);
return 0;
}