/*
* Copyright 2004-2019 the Pacemaker project contributors
*
* The version control history for this file may have further details.
*
* This source code is licensed under the GNU Lesser General Public License
* version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
*/
#include <crm_internal.h>
#include <ctype.h>
#include <crm/common/curses_internal.h>
#include <crm/pengine/rules.h>
#include <crm/pengine/status.h>
#include <crm/pengine/internal.h>
#include <crm/msg_xml.h>
#define PE__VARIANT_BUNDLE 1
#include "./variant.h"
static char *
next_ip(const char *last_ip)
{
unsigned int oct1 = 0;
unsigned int oct2 = 0;
unsigned int oct3 = 0;
unsigned int oct4 = 0;
int rc = sscanf(last_ip, "%u.%u.%u.%u", &oct1, &oct2, &oct3, &oct4);
if (rc != 4) {
/*@ TODO check for IPv6 */
return NULL;
} else if (oct3 > 253) {
return NULL;
} else if (oct4 > 253) {
++oct3;
oct4 = 1;
} else {
++oct4;
}
return crm_strdup_printf("%u.%u.%u.%u", oct1, oct2, oct3, oct4);
}
static int
allocate_ip(pe__bundle_variant_data_t *data, pe__bundle_replica_t *replica,
char *buffer, int max)
{
if(data->ip_range_start == NULL) {
return 0;
} else if(data->ip_last) {
replica->ipaddr = next_ip(data->ip_last);
} else {
replica->ipaddr = strdup(data->ip_range_start);
}
data->ip_last = replica->ipaddr;
switch (data->agent_type) {
case PE__CONTAINER_AGENT_DOCKER:
case PE__CONTAINER_AGENT_PODMAN:
if (data->add_host) {
return snprintf(buffer, max, " --add-host=%s-%d:%s",
data->prefix, replica->offset,
replica->ipaddr);
}
case PE__CONTAINER_AGENT_RKT:
return snprintf(buffer, max, " --hosts-entry=%s=%s-%d",
replica->ipaddr, data->prefix, replica->offset);
default: // PE__CONTAINER_AGENT_UNKNOWN
break;
}
return 0;
}
static xmlNode *
create_resource(const char *name, const char *provider, const char *kind)
{
xmlNode *rsc = create_xml_node(NULL, XML_CIB_TAG_RESOURCE);
crm_xml_add(rsc, XML_ATTR_ID, name);
crm_xml_add(rsc, XML_AGENT_ATTR_CLASS, PCMK_RESOURCE_CLASS_OCF);
crm_xml_add(rsc, XML_AGENT_ATTR_PROVIDER, provider);
crm_xml_add(rsc, XML_ATTR_TYPE, kind);
return rsc;
}
/*!
* \internal
* \brief Check whether cluster can manage resource inside container
*
* \param[in] data Container variant data
*
* \return TRUE if networking configuration is acceptable, FALSE otherwise
*
* \note The resource is manageable if an IP range or control port has been
* specified. If a control port is used without an IP range, replicas per
* host must be 1.
*/
static bool
valid_network(pe__bundle_variant_data_t *data)
{
if(data->ip_range_start) {
return TRUE;
}
if(data->control_port) {
if(data->nreplicas_per_host > 1) {
pe_err("Specifying the 'control-port' for %s requires 'replicas-per-host=1'", data->prefix);
data->nreplicas_per_host = 1;
/* @TODO to be sure: clear_bit(rsc->flags, pe_rsc_unique); */
}
return TRUE;
}
return FALSE;
}
static bool
create_ip_resource(pe_resource_t *parent, pe__bundle_variant_data_t *data,
pe__bundle_replica_t *replica, pe_working_set_t *data_set)
{
if(data->ip_range_start) {
char *id = NULL;
xmlNode *xml_ip = NULL;
xmlNode *xml_obj = NULL;
id = crm_strdup_printf("%s-ip-%s", data->prefix, replica->ipaddr);
crm_xml_sanitize_id(id);
xml_ip = create_resource(id, "heartbeat", "IPaddr2");
free(id);
xml_obj = create_xml_node(xml_ip, XML_TAG_ATTR_SETS);
crm_xml_set_id(xml_obj, "%s-attributes-%d",
data->prefix, replica->offset);
crm_create_nvpair_xml(xml_obj, NULL, "ip", replica->ipaddr);
if(data->host_network) {
crm_create_nvpair_xml(xml_obj, NULL, "nic", data->host_network);
}
if(data->host_netmask) {
crm_create_nvpair_xml(xml_obj, NULL,
"cidr_netmask", data->host_netmask);
} else {
crm_create_nvpair_xml(xml_obj, NULL, "cidr_netmask", "32");
}
xml_obj = create_xml_node(xml_ip, "operations");
crm_create_op_xml(xml_obj, ID(xml_ip), "monitor", "60s", NULL);
// TODO: Other ops? Timeouts and intervals from underlying resource?
if (!common_unpack(xml_ip, &replica->ip, parent, data_set)) {
return FALSE;
}
parent->children = g_list_append(parent->children, replica->ip);
}
return TRUE;
}
static bool
create_docker_resource(pe_resource_t *parent, pe__bundle_variant_data_t *data,
pe__bundle_replica_t *replica,
pe_working_set_t *data_set)
{
int offset = 0, max = 4096;
char *buffer = calloc(1, max+1);
int doffset = 0, dmax = 1024;
char *dbuffer = calloc(1, dmax+1);
char *id = NULL;
xmlNode *xml_container = NULL;
xmlNode *xml_obj = NULL;
id = crm_strdup_printf("%s-docker-%d", data->prefix, replica->offset);
crm_xml_sanitize_id(id);
xml_container = create_resource(id, "heartbeat",
PE__CONTAINER_AGENT_DOCKER_S);
free(id);
xml_obj = create_xml_node(xml_container, XML_TAG_ATTR_SETS);
crm_xml_set_id(xml_obj, "%s-attributes-%d",
data->prefix, replica->offset);
crm_create_nvpair_xml(xml_obj, NULL, "image", data->image);
crm_create_nvpair_xml(xml_obj, NULL, "allow_pull", XML_BOOLEAN_TRUE);
crm_create_nvpair_xml(xml_obj, NULL, "force_kill", XML_BOOLEAN_FALSE);
crm_create_nvpair_xml(xml_obj, NULL, "reuse", XML_BOOLEAN_FALSE);
offset += snprintf(buffer+offset, max-offset, " --restart=no");
/* Set a container hostname only if we have an IP to map it to.
* The user can set -h or --uts=host themselves if they want a nicer
* name for logs, but this makes applications happy who need their
* hostname to match the IP they bind to.
*/
if (data->ip_range_start != NULL) {
offset += snprintf(buffer+offset, max-offset, " -h %s-%d",
data->prefix, replica->offset);
}
offset += snprintf(buffer+offset, max-offset, " -e PCMK_stderr=1");
if (data->container_network) {
#if 0
offset += snprintf(buffer+offset, max-offset, " --link-local-ip=%s",
replica->ipaddr);
#endif
offset += snprintf(buffer+offset, max-offset, " --net=%s",
data->container_network);
}
if(data->control_port) {
offset += snprintf(buffer+offset, max-offset, " -e PCMK_remote_port=%s", data->control_port);
} else {
offset += snprintf(buffer+offset, max-offset, " -e PCMK_remote_port=%d", DEFAULT_REMOTE_PORT);
}
for(GListPtr pIter = data->mounts; pIter != NULL; pIter = pIter->next) {
pe__bundle_mount_t *mount = pIter->data;
if (is_set(mount->flags, pe__bundle_mount_subdir)) {
char *source = crm_strdup_printf(
"%s/%s-%d", mount->source, data->prefix, replica->offset);
if(doffset > 0) {
doffset += snprintf(dbuffer+doffset, dmax-doffset, ",");
}
doffset += snprintf(dbuffer+doffset, dmax-doffset, "%s", source);
offset += snprintf(buffer+offset, max-offset, " -v %s:%s", source, mount->target);
free(source);
} else {
offset += snprintf(buffer+offset, max-offset, " -v %s:%s", mount->source, mount->target);
}
if(mount->options) {
offset += snprintf(buffer+offset, max-offset, ":%s", mount->options);
}
}
for(GListPtr pIter = data->ports; pIter != NULL; pIter = pIter->next) {
pe__bundle_port_t *port = pIter->data;
if (replica->ipaddr) {
offset += snprintf(buffer+offset, max-offset, " -p %s:%s:%s",
replica->ipaddr, port->source,
port->target);
} else if(safe_str_neq(data->container_network, "host")) {
// No need to do port mapping if net=host
offset += snprintf(buffer+offset, max-offset, " -p %s:%s", port->source, port->target);
}
}
if (data->launcher_options) {
offset += snprintf(buffer+offset, max-offset, " %s",
data->launcher_options);
}
if (data->container_host_options) {
offset += snprintf(buffer + offset, max - offset, " %s",
data->container_host_options);
}
crm_create_nvpair_xml(xml_obj, NULL, "run_opts", buffer);
free(buffer);
crm_create_nvpair_xml(xml_obj, NULL, "mount_points", dbuffer);
free(dbuffer);
if (replica->child) {
if (data->container_command) {
crm_create_nvpair_xml(xml_obj, NULL,
"run_cmd", data->container_command);
} else {
crm_create_nvpair_xml(xml_obj, NULL,
"run_cmd", SBIN_DIR "/pacemaker-remoted");
}
/* TODO: Allow users to specify their own?
*
* We just want to know if the container is alive, we'll
* monitor the child independently
*/
crm_create_nvpair_xml(xml_obj, NULL, "monitor_cmd", "/bin/true");
/* } else if(child && data->untrusted) {
* Support this use-case?
*
* The ability to have resources started/stopped by us, but
* unable to set attributes, etc.
*
* Arguably better to control API access this with ACLs like
* "normal" remote nodes
*
* crm_create_nvpair_xml(xml_obj, NULL,
* "run_cmd",
* "/usr/libexec/pacemaker/pacemaker-execd");
* crm_create_nvpair_xml(xml_obj, NULL, "monitor_cmd",
* "/usr/libexec/pacemaker/lrmd_internal_ctl -c poke");
*/
} else {
if (data->container_command) {
crm_create_nvpair_xml(xml_obj, NULL,
"run_cmd", data->container_command);
}
/* TODO: Allow users to specify their own?
*
* We don't know what's in the container, so we just want
* to know if it is alive
*/
crm_create_nvpair_xml(xml_obj, NULL, "monitor_cmd", "/bin/true");
}
xml_obj = create_xml_node(xml_container, "operations");
crm_create_op_xml(xml_obj, ID(xml_container), "monitor", "60s", NULL);
// TODO: Other ops? Timeouts and intervals from underlying resource?
if (!common_unpack(xml_container, &replica->container, parent, data_set)) {
return FALSE;
}
parent->children = g_list_append(parent->children, replica->container);
return TRUE;
}
static bool
create_podman_resource(pe_resource_t *parent, pe__bundle_variant_data_t *data,
pe__bundle_replica_t *replica,
pe_working_set_t *data_set)
{
int offset = 0, max = 4096;
char *buffer = calloc(1, max+1);
int doffset = 0, dmax = 1024;
char *dbuffer = calloc(1, dmax+1);
char *id = NULL;
xmlNode *xml_container = NULL;
xmlNode *xml_obj = NULL;
id = crm_strdup_printf("%s-podman-%d", data->prefix, replica->offset);
crm_xml_sanitize_id(id);
xml_container = create_resource(id, "heartbeat",
PE__CONTAINER_AGENT_PODMAN_S);
free(id);
xml_obj = create_xml_node(xml_container, XML_TAG_ATTR_SETS);
crm_xml_set_id(xml_obj, "%s-attributes-%d",
data->prefix, replica->offset);
crm_create_nvpair_xml(xml_obj, NULL, "image", data->image);
crm_create_nvpair_xml(xml_obj, NULL, "allow_pull", XML_BOOLEAN_TRUE);
crm_create_nvpair_xml(xml_obj, NULL, "force_kill", XML_BOOLEAN_FALSE);
crm_create_nvpair_xml(xml_obj, NULL, "reuse", XML_BOOLEAN_FALSE);
// FIXME: (bandini 2018-08) podman has no restart policies
//offset += snprintf(buffer+offset, max-offset, " --restart=no");
/* Set a container hostname only if we have an IP to map it to.
* The user can set -h or --uts=host themselves if they want a nicer
* name for logs, but this makes applications happy who need their
* hostname to match the IP they bind to.
*/
if (data->ip_range_start != NULL) {
offset += snprintf(buffer+offset, max-offset, " -h %s-%d",
data->prefix, replica->offset);
}
offset += snprintf(buffer+offset, max-offset, " -e PCMK_stderr=1");
if (data->container_network) {
#if 0
// podman has no support for --link-local-ip
offset += snprintf(buffer+offset, max-offset, " --link-local-ip=%s",
replica->ipaddr);
#endif
offset += snprintf(buffer+offset, max-offset, " --net=%s",
data->container_network);
}
if(data->control_port) {
offset += snprintf(buffer+offset, max-offset, " -e PCMK_remote_port=%s", data->control_port);
} else {
offset += snprintf(buffer+offset, max-offset, " -e PCMK_remote_port=%d", DEFAULT_REMOTE_PORT);
}
for(GListPtr pIter = data->mounts; pIter != NULL; pIter = pIter->next) {
pe__bundle_mount_t *mount = pIter->data;
if (is_set(mount->flags, pe__bundle_mount_subdir)) {
char *source = crm_strdup_printf(
"%s/%s-%d", mount->source, data->prefix, replica->offset);
if(doffset > 0) {
doffset += snprintf(dbuffer+doffset, dmax-doffset, ",");
}
doffset += snprintf(dbuffer+doffset, dmax-doffset, "%s", source);
offset += snprintf(buffer+offset, max-offset, " -v %s:%s", source, mount->target);
free(source);
} else {
offset += snprintf(buffer+offset, max-offset, " -v %s:%s", mount->source, mount->target);
}
if(mount->options) {
offset += snprintf(buffer+offset, max-offset, ":%s", mount->options);
}
}
for(GListPtr pIter = data->ports; pIter != NULL; pIter = pIter->next) {
pe__bundle_port_t *port = pIter->data;
if (replica->ipaddr) {
offset += snprintf(buffer+offset, max-offset, " -p %s:%s:%s",
replica->ipaddr, port->source,
port->target);
} else if(safe_str_neq(data->container_network, "host")) {
// No need to do port mapping if net=host
offset += snprintf(buffer+offset, max-offset, " -p %s:%s", port->source, port->target);
}
}
if (data->launcher_options) {
offset += snprintf(buffer+offset, max-offset, " %s",
data->launcher_options);
}
if (data->container_host_options) {
offset += snprintf(buffer + offset, max - offset, " %s",
data->container_host_options);
}
crm_create_nvpair_xml(xml_obj, NULL, "run_opts", buffer);
free(buffer);
crm_create_nvpair_xml(xml_obj, NULL, "mount_points", dbuffer);
free(dbuffer);
if (replica->child) {
if (data->container_command) {
crm_create_nvpair_xml(xml_obj, NULL,
"run_cmd", data->container_command);
} else {
crm_create_nvpair_xml(xml_obj, NULL,
"run_cmd", SBIN_DIR "/pacemaker-remoted");
}
/* TODO: Allow users to specify their own?
*
* We just want to know if the container is alive, we'll
* monitor the child independently
*/
crm_create_nvpair_xml(xml_obj, NULL, "monitor_cmd", "/bin/true");
/* } else if(child && data->untrusted) {
* Support this use-case?
*
* The ability to have resources started/stopped by us, but
* unable to set attributes, etc.
*
* Arguably better to control API access this with ACLs like
* "normal" remote nodes
*
* crm_create_nvpair_xml(xml_obj, NULL,
* "run_cmd",
* "/usr/libexec/pacemaker/pacemaker-execd");
* crm_create_nvpair_xml(xml_obj, NULL, "monitor_cmd",
* "/usr/libexec/pacemaker/lrmd_internal_ctl -c poke");
*/
} else {
if (data->container_command) {
crm_create_nvpair_xml(xml_obj, NULL,
"run_cmd", data->container_command);
}
/* TODO: Allow users to specify their own?
*
* We don't know what's in the container, so we just want
* to know if it is alive
*/
crm_create_nvpair_xml(xml_obj, NULL, "monitor_cmd", "/bin/true");
}
xml_obj = create_xml_node(xml_container, "operations");
crm_create_op_xml(xml_obj, ID(xml_container), "monitor", "60s", NULL);
// TODO: Other ops? Timeouts and intervals from underlying resource?
if (!common_unpack(xml_container, &replica->container, parent,
data_set)) {
return FALSE;
}
parent->children = g_list_append(parent->children, replica->container);
return TRUE;
}
static bool
create_rkt_resource(pe_resource_t *parent, pe__bundle_variant_data_t *data,
pe__bundle_replica_t *replica, pe_working_set_t *data_set)
{
int offset = 0, max = 4096;
char *buffer = calloc(1, max+1);
int doffset = 0, dmax = 1024;
char *dbuffer = calloc(1, dmax+1);
char *id = NULL;
xmlNode *xml_container = NULL;
xmlNode *xml_obj = NULL;
int volid = 0;
id = crm_strdup_printf("%s-rkt-%d", data->prefix, replica->offset);
crm_xml_sanitize_id(id);
xml_container = create_resource(id, "heartbeat",
PE__CONTAINER_AGENT_RKT_S);
free(id);
xml_obj = create_xml_node(xml_container, XML_TAG_ATTR_SETS);
crm_xml_set_id(xml_obj, "%s-attributes-%d",
data->prefix, replica->offset);
crm_create_nvpair_xml(xml_obj, NULL, "image", data->image);
crm_create_nvpair_xml(xml_obj, NULL, "allow_pull", "true");
crm_create_nvpair_xml(xml_obj, NULL, "force_kill", "false");
crm_create_nvpair_xml(xml_obj, NULL, "reuse", "false");
/* Set a container hostname only if we have an IP to map it to.
* The user can set -h or --uts=host themselves if they want a nicer
* name for logs, but this makes applications happy who need their
* hostname to match the IP they bind to.
*/
if (data->ip_range_start != NULL) {
offset += snprintf(buffer+offset, max-offset, " --hostname=%s-%d",
data->prefix, replica->offset);
}
offset += snprintf(buffer+offset, max-offset, " --environment=PCMK_stderr=1");
if (data->container_network) {
#if 0
offset += snprintf(buffer+offset, max-offset, " --link-local-ip=%s",
replica->ipaddr);
#endif
offset += snprintf(buffer+offset, max-offset, " --net=%s",
data->container_network);
}
if(data->control_port) {
offset += snprintf(buffer+offset, max-offset, " --environment=PCMK_remote_port=%s", data->control_port);
} else {
offset += snprintf(buffer+offset, max-offset, " --environment=PCMK_remote_port=%d", DEFAULT_REMOTE_PORT);
}
for(GListPtr pIter = data->mounts; pIter != NULL; pIter = pIter->next) {
pe__bundle_mount_t *mount = pIter->data;
if (is_set(mount->flags, pe__bundle_mount_subdir)) {
char *source = crm_strdup_printf(
"%s/%s-%d", mount->source, data->prefix, replica->offset);
if(doffset > 0) {
doffset += snprintf(dbuffer+doffset, dmax-doffset, ",");
}
doffset += snprintf(dbuffer+doffset, dmax-doffset, "%s", source);
offset += snprintf(buffer+offset, max-offset, " --volume vol%d,kind=host,source=%s", volid, source);
if(mount->options) {
offset += snprintf(buffer+offset, max-offset, ",%s", mount->options);
}
offset += snprintf(buffer+offset, max-offset, " --mount volume=vol%d,target=%s", volid, mount->target);
free(source);
} else {
offset += snprintf(buffer+offset, max-offset, " --volume vol%d,kind=host,source=%s", volid, mount->source);
if(mount->options) {
offset += snprintf(buffer+offset, max-offset, ",%s", mount->options);
}
offset += snprintf(buffer+offset, max-offset, " --mount volume=vol%d,target=%s", volid, mount->target);
}
volid++;
}
for(GListPtr pIter = data->ports; pIter != NULL; pIter = pIter->next) {
pe__bundle_port_t *port = pIter->data;
if (replica->ipaddr) {
offset += snprintf(buffer+offset, max-offset,
" --port=%s:%s:%s", port->target,
replica->ipaddr, port->source);
} else {
offset += snprintf(buffer+offset, max-offset, " --port=%s:%s", port->target, port->source);
}
}
if (data->launcher_options) {
offset += snprintf(buffer+offset, max-offset, " %s",
data->launcher_options);
}
if (data->container_host_options) {
offset += snprintf(buffer + offset, max - offset, " %s",
data->container_host_options);
}
crm_create_nvpair_xml(xml_obj, NULL, "run_opts", buffer);
free(buffer);
crm_create_nvpair_xml(xml_obj, NULL, "mount_points", dbuffer);
free(dbuffer);
if (replica->child) {
if (data->container_command) {
crm_create_nvpair_xml(xml_obj, NULL, "run_cmd",
data->container_command);
} else {
crm_create_nvpair_xml(xml_obj, NULL, "run_cmd",
SBIN_DIR "/pacemaker-remoted");
}
/* TODO: Allow users to specify their own?
*
* We just want to know if the container is alive, we'll
* monitor the child independently
*/
crm_create_nvpair_xml(xml_obj, NULL, "monitor_cmd", "/bin/true");
/* } else if(child && data->untrusted) {
* Support this use-case?
*
* The ability to have resources started/stopped by us, but
* unable to set attributes, etc.
*
* Arguably better to control API access this with ACLs like
* "normal" remote nodes
*
* crm_create_nvpair_xml(xml_obj, NULL,
* "run_cmd",
* "/usr/libexec/pacemaker/pacemaker-execd");
* crm_create_nvpair_xml(xml_obj, NULL, "monitor_cmd",
* "/usr/libexec/pacemaker/lrmd_internal_ctl -c poke");
*/
} else {
if (data->container_command) {
crm_create_nvpair_xml(xml_obj, NULL, "run_cmd",
data->container_command);
}
/* TODO: Allow users to specify their own?
*
* We don't know what's in the container, so we just want
* to know if it is alive
*/
crm_create_nvpair_xml(xml_obj, NULL, "monitor_cmd", "/bin/true");
}
xml_obj = create_xml_node(xml_container, "operations");
crm_create_op_xml(xml_obj, ID(xml_container), "monitor", "60s", NULL);
// TODO: Other ops? Timeouts and intervals from underlying resource?
if (!common_unpack(xml_container, &replica->container, parent, data_set)) {
return FALSE;
}
parent->children = g_list_append(parent->children, replica->container);
return TRUE;
}
/*!
* \brief Ban a node from a resource's (and its children's) allowed nodes list
*
* \param[in,out] rsc Resource to modify
* \param[in] uname Name of node to ban
*/
static void
disallow_node(resource_t *rsc, const char *uname)
{
gpointer match = g_hash_table_lookup(rsc->allowed_nodes, uname);
if (match) {
((pe_node_t *) match)->weight = -INFINITY;
((pe_node_t *) match)->rsc_discover_mode = pe_discover_never;
}
if (rsc->children) {
GListPtr child;
for (child = rsc->children; child != NULL; child = child->next) {
disallow_node((resource_t *) (child->data), uname);
}
}
}
static bool
create_remote_resource(pe_resource_t *parent, pe__bundle_variant_data_t *data,
pe__bundle_replica_t *replica,
pe_working_set_t *data_set)
{
if (replica->child && valid_network(data)) {
GHashTableIter gIter;
GListPtr rsc_iter = NULL;
node_t *node = NULL;
xmlNode *xml_remote = NULL;
char *id = crm_strdup_printf("%s-%d", data->prefix, replica->offset);
char *port_s = NULL;
const char *uname = NULL;
const char *connect_name = NULL;
if (remote_id_conflict(id, data_set)) {
free(id);
// The biggest hammer we have
id = crm_strdup_printf("pcmk-internal-%s-remote-%d",
replica->child->id, replica->offset);
CRM_ASSERT(remote_id_conflict(id, data_set) == FALSE);
}
/* REMOTE_CONTAINER_HACK: Using "#uname" as the server name when the
* connection does not have its own IP is a magic string that we use to
* support nested remotes (i.e. a bundle running on a remote node).
*/
connect_name = (replica->ipaddr? replica->ipaddr : "#uname");
if (data->control_port == NULL) {
port_s = crm_itoa(DEFAULT_REMOTE_PORT);
}
/* This sets replica->container as replica->remote's container, which is
* similar to what happens with guest nodes. This is how the PE knows
* that the bundle node is fenced by recovering the container, and that
* remote should be ordered relative to the container.
*/
xml_remote = pe_create_remote_xml(NULL, id, replica->container->id,
NULL, NULL, NULL,
connect_name, (data->control_port?
data->control_port : port_s));
free(port_s);
/* Abandon our created ID, and pull the copy from the XML, because we
* need something that will get freed during data set cleanup to use as
* the node ID and uname.
*/
free(id);
id = NULL;
uname = ID(xml_remote);
/* Ensure a node has been created for the guest (it may have already
* been, if it has a permanent node attribute), and ensure its weight is
* -INFINITY so no other resources can run on it.
*/
node = pe_find_node(data_set->nodes, uname);
if (node == NULL) {
node = pe_create_node(uname, uname, "remote", "-INFINITY",
data_set);
} else {
node->weight = -INFINITY;
}
node->rsc_discover_mode = pe_discover_never;
/* unpack_remote_nodes() ensures that each remote node and guest node
* has a pe_node_t entry. Ideally, it would do the same for bundle nodes.
* Unfortunately, a bundle has to be mostly unpacked before it's obvious
* what nodes will be needed, so we do it just above.
*
* Worse, that means that the node may have been utilized while
* unpacking other resources, without our weight correction. The most
* likely place for this to happen is when common_unpack() calls
* resource_location() to set a default score in symmetric clusters.
* This adds a node *copy* to each resource's allowed nodes, and these
* copies will have the wrong weight.
*
* As a hacky workaround, fix those copies here.
*
* @TODO Possible alternative: ensure bundles are unpacked before other
* resources, so the weight is correct before any copies are made.
*/
for (rsc_iter = data_set->resources; rsc_iter; rsc_iter = rsc_iter->next) {
disallow_node((resource_t *) (rsc_iter->data), uname);
}
replica->node = node_copy(node);
replica->node->weight = 500;
replica->node->rsc_discover_mode = pe_discover_exclusive;
/* Ensure the node shows up as allowed and with the correct discovery set */
if (replica->child->allowed_nodes != NULL) {
g_hash_table_destroy(replica->child->allowed_nodes);
}
replica->child->allowed_nodes = g_hash_table_new_full(crm_str_hash,
g_str_equal,
NULL, free);
g_hash_table_insert(replica->child->allowed_nodes,
(gpointer) replica->node->details->id,
node_copy(replica->node));
{
node_t *copy = node_copy(replica->node);
copy->weight = -INFINITY;
g_hash_table_insert(replica->child->parent->allowed_nodes,
(gpointer) replica->node->details->id, copy);
}
if (!common_unpack(xml_remote, &replica->remote, parent, data_set)) {
return FALSE;
}
g_hash_table_iter_init(&gIter, replica->remote->allowed_nodes);
while (g_hash_table_iter_next(&gIter, NULL, (void **)&node)) {
if (pe__is_guest_or_remote_node(node)) {
/* Remote resources can only run on 'normal' cluster node */
node->weight = -INFINITY;
}
}
replica->node->details->remote_rsc = replica->remote;
// Ensure pe__is_guest_node() functions correctly immediately
replica->remote->container = replica->container;
/* A bundle's #kind is closer to "container" (guest node) than the
* "remote" set by pe_create_node().
*/
g_hash_table_insert(replica->node->details->attrs,
strdup(CRM_ATTR_KIND), strdup("container"));
/* One effect of this is that setup_container() will add
* replica->remote to replica->container's fillers, which will make
* pe__resource_contains_guest_node() true for replica->container.
*
* replica->child does NOT get added to replica->container's fillers.
* The only noticeable effect if it did would be for its fail count to
* be taken into account when checking replica->container's migration
* threshold.
*/
parent->children = g_list_append(parent->children, replica->remote);
}
return TRUE;
}
static bool
create_container(pe_resource_t *parent, pe__bundle_variant_data_t *data,
pe__bundle_replica_t *replica, pe_working_set_t *data_set)
{
switch (data->agent_type) {
case PE__CONTAINER_AGENT_DOCKER:
if (!create_docker_resource(parent, data, replica, data_set)) {
return FALSE;
}
break;
case PE__CONTAINER_AGENT_PODMAN:
if (!create_podman_resource(parent, data, replica, data_set)) {
return FALSE;
}
break;
case PE__CONTAINER_AGENT_RKT:
if (!create_rkt_resource(parent, data, replica, data_set)) {
return FALSE;
}
break;
default: // PE__CONTAINER_AGENT_UNKNOWN
return FALSE;
}
if (create_ip_resource(parent, data, replica, data_set) == FALSE) {
return FALSE;
}
if(create_remote_resource(parent, data, replica, data_set) == FALSE) {
return FALSE;
}
if (replica->child && replica->ipaddr) {
add_hash_param(replica->child->meta, "external-ip", replica->ipaddr);
}
if (replica->remote) {
/*
* Allow the remote connection resource to be allocated to a
* different node than the one on which the container is active.
*
* This makes it possible to have Pacemaker Remote nodes running
* containers with pacemaker-remoted inside in order to start
* services inside those containers.
*/
set_bit(replica->remote->flags, pe_rsc_allow_remote_remotes);
}
return TRUE;
}
static void
mount_add(pe__bundle_variant_data_t *bundle_data, const char *source,
const char *target, const char *options, uint32_t flags)
{
pe__bundle_mount_t *mount = calloc(1, sizeof(pe__bundle_mount_t));
mount->source = strdup(source);
mount->target = strdup(target);
if (options) {
mount->options = strdup(options);
}
mount->flags = flags;
bundle_data->mounts = g_list_append(bundle_data->mounts, mount);
}
static void
mount_free(pe__bundle_mount_t *mount)
{
free(mount->source);
free(mount->target);
free(mount->options);
free(mount);
}
static void
port_free(pe__bundle_port_t *port)
{
free(port->source);
free(port->target);
free(port);
}
static pe__bundle_replica_t *
replica_for_remote(pe_resource_t *remote)
{
resource_t *top = remote;
pe__bundle_variant_data_t *bundle_data = NULL;
if (top == NULL) {
return NULL;
}
while (top->parent != NULL) {
top = top->parent;
}
get_bundle_variant_data(bundle_data, top);
for (GList *gIter = bundle_data->replicas; gIter != NULL;
gIter = gIter->next) {
pe__bundle_replica_t *replica = gIter->data;
if (replica->remote == remote) {
return replica;
}
}
CRM_LOG_ASSERT(FALSE);
return NULL;
}
bool
pe__bundle_needs_remote_name(pe_resource_t *rsc)
{
const char *value;
if (rsc == NULL) {
return FALSE;
}
value = g_hash_table_lookup(rsc->parameters, XML_RSC_ATTR_REMOTE_RA_ADDR);
if (safe_str_eq(value, "#uname") == FALSE) {
return FALSE;
} else {
const char *match[3][2] = {
{ XML_ATTR_TYPE, "remote" },
{ XML_AGENT_ATTR_CLASS, PCMK_RESOURCE_CLASS_OCF },
{ XML_AGENT_ATTR_PROVIDER, "pacemaker" },
};
for (int m = 0; m < 3; m++) {
value = crm_element_value(rsc->xml, match[m][0]);
if (safe_str_neq(value, match[m][1])) {
return FALSE;
}
}
}
return TRUE;
}
const char *
pe__add_bundle_remote_name(pe_resource_t *rsc, xmlNode *xml, const char *field)
{
// REMOTE_CONTAINER_HACK: Allow remote nodes that start containers with pacemaker remote inside
pe_node_t *node = NULL;
pe__bundle_replica_t *replica = NULL;
if (!pe__bundle_needs_remote_name(rsc)) {
return NULL;
}
replica = replica_for_remote(rsc);
if (replica == NULL) {
return NULL;
}
node = replica->container->allocated_to;
if (node == NULL) {
/* If it won't be running anywhere after the
* transition, go with where it's running now.
*/
node = pe__current_node(replica->container);
}
if(node == NULL) {
crm_trace("Cannot determine address for bundle connection %s", rsc->id);
return NULL;
}
crm_trace("Setting address for bundle connection %s to bundle host %s",
rsc->id, node->details->uname);
if(xml != NULL && field != NULL) {
crm_xml_add(xml, field, node->details->uname);
}
return node->details->uname;
}
gboolean
pe__unpack_bundle(pe_resource_t *rsc, pe_working_set_t *data_set)
{
const char *value = NULL;
xmlNode *xml_obj = NULL;
xmlNode *xml_resource = NULL;
pe__bundle_variant_data_t *bundle_data = NULL;
bool need_log_mount = TRUE;
CRM_ASSERT(rsc != NULL);
pe_rsc_trace(rsc, "Processing resource %s...", rsc->id);
bundle_data = calloc(1, sizeof(pe__bundle_variant_data_t));
rsc->variant_opaque = bundle_data;
bundle_data->prefix = strdup(rsc->id);
xml_obj = first_named_child(rsc->xml, PE__CONTAINER_AGENT_DOCKER_S);
if (xml_obj != NULL) {
bundle_data->agent_type = PE__CONTAINER_AGENT_DOCKER;
} else {
xml_obj = first_named_child(rsc->xml, PE__CONTAINER_AGENT_RKT_S);
if (xml_obj != NULL) {
bundle_data->agent_type = PE__CONTAINER_AGENT_RKT;
} else {
xml_obj = first_named_child(rsc->xml, PE__CONTAINER_AGENT_PODMAN_S);
if (xml_obj != NULL) {
bundle_data->agent_type = PE__CONTAINER_AGENT_PODMAN;
} else {
return FALSE;
}
}
}
value = crm_element_value(xml_obj, XML_RSC_ATTR_PROMOTED_MAX);
if (value == NULL) {
// @COMPAT deprecated since 2.0.0
value = crm_element_value(xml_obj, "masters");
}
bundle_data->promoted_max = crm_parse_int(value, "0");
if (bundle_data->promoted_max < 0) {
pe_err("%s for %s must be nonnegative integer, using 0",
XML_RSC_ATTR_PROMOTED_MAX, rsc->id);
bundle_data->promoted_max = 0;
}
value = crm_element_value(xml_obj, "replicas");
if ((value == NULL) && bundle_data->promoted_max) {
bundle_data->nreplicas = bundle_data->promoted_max;
} else {
bundle_data->nreplicas = crm_parse_int(value, "1");
}
if (bundle_data->nreplicas < 1) {
pe_err("'replicas' for %s must be positive integer, using 1", rsc->id);
bundle_data->nreplicas = 1;
}
/*
* Communication between containers on the same host via the
* floating IPs only works if the container is started with:
* --userland-proxy=false --ip-masq=false
*/
value = crm_element_value(xml_obj, "replicas-per-host");
bundle_data->nreplicas_per_host = crm_parse_int(value, "1");
if (bundle_data->nreplicas_per_host < 1) {
pe_err("'replicas-per-host' for %s must be positive integer, using 1",
rsc->id);
bundle_data->nreplicas_per_host = 1;
}
if (bundle_data->nreplicas_per_host == 1) {
clear_bit(rsc->flags, pe_rsc_unique);
}
bundle_data->container_command = crm_element_value_copy(xml_obj, "run-command");
bundle_data->launcher_options = crm_element_value_copy(xml_obj, "options");
bundle_data->image = crm_element_value_copy(xml_obj, "image");
bundle_data->container_network = crm_element_value_copy(xml_obj, "network");
xml_obj = first_named_child(rsc->xml, "network");
if(xml_obj) {
bundle_data->ip_range_start = crm_element_value_copy(xml_obj, "ip-range-start");
bundle_data->host_netmask = crm_element_value_copy(xml_obj, "host-netmask");
bundle_data->host_network = crm_element_value_copy(xml_obj, "host-interface");
bundle_data->control_port = crm_element_value_copy(xml_obj, "control-port");
value = crm_element_value(xml_obj, "add-host");
if (check_boolean(value) == FALSE) {
bundle_data->add_host = TRUE;
} else {
crm_str_to_boolean(value, &bundle_data->add_host);
}
for (xmlNode *xml_child = __xml_first_child_element(xml_obj); xml_child != NULL;
xml_child = __xml_next_element(xml_child)) {
pe__bundle_port_t *port = calloc(1, sizeof(pe__bundle_port_t));
port->source = crm_element_value_copy(xml_child, "port");
if(port->source == NULL) {
port->source = crm_element_value_copy(xml_child, "range");
} else {
port->target = crm_element_value_copy(xml_child, "internal-port");
}
if(port->source != NULL && strlen(port->source) > 0) {
if(port->target == NULL) {
port->target = strdup(port->source);
}
bundle_data->ports = g_list_append(bundle_data->ports, port);
} else {
pe_err("Invalid port directive %s", ID(xml_child));
port_free(port);
}
}
}
xml_obj = first_named_child(rsc->xml, "storage");
for (xmlNode *xml_child = __xml_first_child_element(xml_obj); xml_child != NULL;
xml_child = __xml_next_element(xml_child)) {
const char *source = crm_element_value(xml_child, "source-dir");
const char *target = crm_element_value(xml_child, "target-dir");
const char *options = crm_element_value(xml_child, "options");
int flags = pe__bundle_mount_none;
if (source == NULL) {
source = crm_element_value(xml_child, "source-dir-root");
set_bit(flags, pe__bundle_mount_subdir);
}
if (source && target) {
mount_add(bundle_data, source, target, options, flags);
if (strcmp(target, "/var/log") == 0) {
need_log_mount = FALSE;
}
} else {
pe_err("Invalid mount directive %s", ID(xml_child));
}
}
xml_obj = first_named_child(rsc->xml, "primitive");
if (xml_obj && valid_network(bundle_data)) {
char *value = NULL;
xmlNode *xml_set = NULL;
xml_resource = create_xml_node(NULL, XML_CIB_TAG_INCARNATION);
/* @COMPAT We no longer use the <master> tag, but we need to keep it as
* part of the resource name, so that bundles don't restart in a rolling
* upgrade. (It also avoids needing to change regression tests.)
*/
crm_xml_set_id(xml_resource, "%s-%s", bundle_data->prefix,
(bundle_data->promoted_max? "master"
: (const char *)xml_resource->name));
xml_set = create_xml_node(xml_resource, XML_TAG_META_SETS);
crm_xml_set_id(xml_set, "%s-%s-meta", bundle_data->prefix, xml_resource->name);
crm_create_nvpair_xml(xml_set, NULL,
XML_RSC_ATTR_ORDERED, XML_BOOLEAN_TRUE);
value = crm_itoa(bundle_data->nreplicas);
crm_create_nvpair_xml(xml_set, NULL,
XML_RSC_ATTR_INCARNATION_MAX, value);
free(value);
value = crm_itoa(bundle_data->nreplicas_per_host);
crm_create_nvpair_xml(xml_set, NULL,
XML_RSC_ATTR_INCARNATION_NODEMAX, value);
free(value);
crm_create_nvpair_xml(xml_set, NULL, XML_RSC_ATTR_UNIQUE,
(bundle_data->nreplicas_per_host > 1)?
XML_BOOLEAN_TRUE : XML_BOOLEAN_FALSE);
if (bundle_data->promoted_max) {
crm_create_nvpair_xml(xml_set, NULL,
XML_RSC_ATTR_PROMOTABLE, XML_BOOLEAN_TRUE);
value = crm_itoa(bundle_data->promoted_max);
crm_create_nvpair_xml(xml_set, NULL,
XML_RSC_ATTR_PROMOTED_MAX, value);
free(value);
}
//crm_xml_add(xml_obj, XML_ATTR_ID, bundle_data->prefix);
add_node_copy(xml_resource, xml_obj);
} else if(xml_obj) {
pe_err("Cannot control %s inside %s without either ip-range-start or control-port",
rsc->id, ID(xml_obj));
return FALSE;
}
if(xml_resource) {
int lpc = 0;
GListPtr childIter = NULL;
resource_t *new_rsc = NULL;
pe__bundle_port_t *port = NULL;
int offset = 0, max = 1024;
char *buffer = NULL;
if (common_unpack(xml_resource, &new_rsc, rsc, data_set) == FALSE) {
pe_err("Failed unpacking resource %s", ID(rsc->xml));
if (new_rsc != NULL && new_rsc->fns != NULL) {
new_rsc->fns->free(new_rsc);
}
return FALSE;
}
bundle_data->child = new_rsc;
/* Currently, we always map the default authentication key location
* into the same location inside the container.
*
* Ideally, we would respect the host's PCMK_authkey_location, but:
* - it may be different on different nodes;
* - the actual connection will do extra checking to make sure the key
* file exists and is readable, that we can't do here on the DC
* - tools such as crm_resource and crm_simulate may not have the same
* environment variables as the cluster, causing operation digests to
* differ
*
* Always using the default location inside the container is fine,
* because we control the pacemaker_remote environment, and it avoids
* having to pass another environment variable to the container.
*
* @TODO A better solution may be to have only pacemaker_remote use the
* environment variable, and have the cluster nodes use a new
* cluster option for key location. This would introduce the limitation
* of the location being the same on all cluster nodes, but that's
* reasonable.
*/
mount_add(bundle_data, DEFAULT_REMOTE_KEY_LOCATION,
DEFAULT_REMOTE_KEY_LOCATION, NULL, pe__bundle_mount_none);
if (need_log_mount) {
mount_add(bundle_data, CRM_BUNDLE_DIR, "/var/log", NULL,
pe__bundle_mount_subdir);
}
port = calloc(1, sizeof(pe__bundle_port_t));
if(bundle_data->control_port) {
port->source = strdup(bundle_data->control_port);
} else {
/* If we wanted to respect PCMK_remote_port, we could use
* crm_default_remote_port() here and elsewhere in this file instead
* of DEFAULT_REMOTE_PORT.
*
* However, it gains nothing, since we control both the container
* environment and the connection resource parameters, and the user
* can use a different port if desired by setting control-port.
*/
port->source = crm_itoa(DEFAULT_REMOTE_PORT);
}
port->target = strdup(port->source);
bundle_data->ports = g_list_append(bundle_data->ports, port);
buffer = calloc(1, max+1);
for (childIter = bundle_data->child->children; childIter != NULL;
childIter = childIter->next) {
pe__bundle_replica_t *replica = calloc(1, sizeof(pe__bundle_replica_t));
replica->child = childIter->data;
replica->child->exclusive_discover = TRUE;
replica->offset = lpc++;
// Ensure the child's notify gets set based on the underlying primitive's value
if (is_set(replica->child->flags, pe_rsc_notify)) {
set_bit(bundle_data->child->flags, pe_rsc_notify);
}
offset += allocate_ip(bundle_data, replica, buffer+offset,
max-offset);
bundle_data->replicas = g_list_append(bundle_data->replicas,
replica);
bundle_data->attribute_target = g_hash_table_lookup(replica->child->meta,
XML_RSC_ATTR_TARGET);
}
bundle_data->container_host_options = buffer;
if (bundle_data->attribute_target) {
g_hash_table_replace(rsc->meta, strdup(XML_RSC_ATTR_TARGET),
strdup(bundle_data->attribute_target));
g_hash_table_replace(bundle_data->child->meta,
strdup(XML_RSC_ATTR_TARGET),
strdup(bundle_data->attribute_target));
}
} else {
// Just a naked container, no pacemaker-remote
int offset = 0, max = 1024;
char *buffer = calloc(1, max+1);
for (int lpc = 0; lpc < bundle_data->nreplicas; lpc++) {
pe__bundle_replica_t *replica = calloc(1, sizeof(pe__bundle_replica_t));
replica->offset = lpc;
offset += allocate_ip(bundle_data, replica, buffer+offset,
max-offset);
bundle_data->replicas = g_list_append(bundle_data->replicas,
replica);
}
bundle_data->container_host_options = buffer;
}
for (GList *gIter = bundle_data->replicas; gIter != NULL;
gIter = gIter->next) {
pe__bundle_replica_t *replica = gIter->data;
if (!create_container(rsc, bundle_data, replica, data_set)) {
pe_err("Failed unpacking resource %s", rsc->id);
rsc->fns->free(rsc);
return FALSE;
}
}
if (bundle_data->child) {
rsc->children = g_list_append(rsc->children, bundle_data->child);
}
return TRUE;
}
static int
replica_resource_active(pe_resource_t *rsc, gboolean all)
{
if (rsc) {
gboolean child_active = rsc->fns->active(rsc, all);
if (child_active && !all) {
return TRUE;
} else if (!child_active && all) {
return FALSE;
}
}
return -1;
}
gboolean
pe__bundle_active(pe_resource_t *rsc, gboolean all)
{
pe__bundle_variant_data_t *bundle_data = NULL;
GListPtr iter = NULL;
get_bundle_variant_data(bundle_data, rsc);
for (iter = bundle_data->replicas; iter != NULL; iter = iter->next) {
pe__bundle_replica_t *replica = iter->data;
int rsc_active;
rsc_active = replica_resource_active(replica->ip, all);
if (rsc_active >= 0) {
return (gboolean) rsc_active;
}
rsc_active = replica_resource_active(replica->child, all);
if (rsc_active >= 0) {
return (gboolean) rsc_active;
}
rsc_active = replica_resource_active(replica->container, all);
if (rsc_active >= 0) {
return (gboolean) rsc_active;
}
rsc_active = replica_resource_active(replica->remote, all);
if (rsc_active >= 0) {
return (gboolean) rsc_active;
}
}
/* If "all" is TRUE, we've already checked that no resources were inactive,
* so return TRUE; if "all" is FALSE, we didn't find any active resources,
* so return FALSE.
*/
return all;
}
/*!
* \internal
* \brief Find the bundle replica corresponding to a given node
*
* \param[in] bundle Top-level bundle resource
* \param[in] node Node to search for
*
* \return Bundle replica if found, NULL otherwise
*/
pe_resource_t *
pe__find_bundle_replica(const pe_resource_t *bundle, const pe_node_t *node)
{
pe__bundle_variant_data_t *bundle_data = NULL;
CRM_ASSERT(bundle && node);
get_bundle_variant_data(bundle_data, bundle);
for (GList *gIter = bundle_data->replicas; gIter != NULL;
gIter = gIter->next) {
pe__bundle_replica_t *replica = gIter->data;
CRM_ASSERT(replica && replica->node);
if (replica->node->details == node->details) {
return replica->child;
}
}
return NULL;
}
static void
print_rsc_in_list(resource_t *rsc, const char *pre_text, long options,
void *print_data)
{
if (rsc != NULL) {
if (options & pe_print_html) {
status_print("<li>");
}
rsc->fns->print(rsc, pre_text, options, print_data);
if (options & pe_print_html) {
status_print("</li>\n");
}
}
}
static const char*
container_agent_str(enum pe__container_agent t)
{
switch (t) {
case PE__CONTAINER_AGENT_DOCKER: return PE__CONTAINER_AGENT_DOCKER_S;
case PE__CONTAINER_AGENT_RKT: return PE__CONTAINER_AGENT_RKT_S;
case PE__CONTAINER_AGENT_PODMAN: return PE__CONTAINER_AGENT_PODMAN_S;
default: // PE__CONTAINER_AGENT_UNKNOWN
break;
}
return PE__CONTAINER_AGENT_UNKNOWN_S;
}
static void
bundle_print_xml(pe_resource_t *rsc, const char *pre_text, long options,
void *print_data)
{
pe__bundle_variant_data_t *bundle_data = NULL;
char *child_text = NULL;
CRM_CHECK(rsc != NULL, return);
if (pre_text == NULL) {
pre_text = "";
}
child_text = crm_concat(pre_text, " ", ' ');
get_bundle_variant_data(bundle_data, rsc);
status_print("%s<bundle ", pre_text);
status_print("id=\"%s\" ", rsc->id);
status_print("type=\"%s\" ", container_agent_str(bundle_data->agent_type));
status_print("image=\"%s\" ", bundle_data->image);
status_print("unique=\"%s\" ", is_set(rsc->flags, pe_rsc_unique)? "true" : "false");
status_print("managed=\"%s\" ", is_set(rsc->flags, pe_rsc_managed) ? "true" : "false");
status_print("failed=\"%s\" ", is_set(rsc->flags, pe_rsc_failed) ? "true" : "false");
status_print(">\n");
for (GList *gIter = bundle_data->replicas; gIter != NULL;
gIter = gIter->next) {
pe__bundle_replica_t *replica = gIter->data;
CRM_ASSERT(replica);
status_print("%s <replica id=\"%d\">\n", pre_text, replica->offset);
print_rsc_in_list(replica->ip, child_text, options, print_data);
print_rsc_in_list(replica->child, child_text, options, print_data);
print_rsc_in_list(replica->container, child_text, options, print_data);
print_rsc_in_list(replica->remote, child_text, options, print_data);
status_print("%s </replica>\n", pre_text);
}
status_print("%s</bundle>\n", pre_text);
free(child_text);
}
int
pe__bundle_xml(pcmk__output_t *out, va_list args)
{
long options = va_arg(args, int);
resource_t *rsc = va_arg(args, resource_t *);
pe__bundle_variant_data_t *bundle_data = NULL;
int rc = 0;
CRM_ASSERT(rsc != NULL);
get_bundle_variant_data(bundle_data, rsc);
rc = pe__name_and_nvpairs_xml(out, true, "bundle", 6
, "id", rsc->id
, "type", container_agent_str(bundle_data->agent_type)
, "image", bundle_data->image
, "unique", BOOL2STR(is_set(rsc->flags, pe_rsc_unique))
, "managed", BOOL2STR(is_set(rsc->flags, pe_rsc_managed))
, "failed", BOOL2STR(is_set(rsc->flags, pe_rsc_failed)));
CRM_ASSERT(rc == 0);
for (GList *gIter = bundle_data->replicas; gIter != NULL;
gIter = gIter->next) {
pe__bundle_replica_t *replica = gIter->data;
char *id = crm_itoa(replica->offset);
CRM_ASSERT(replica);
rc = pe__name_and_nvpairs_xml(out, true, "replica", 1, "id", id);
free(id);
CRM_ASSERT(rc == 0);
if (replica->ip != NULL) {
out->message(out, crm_map_element_name(replica->ip->xml), options, replica->ip);
}
if (replica->child != NULL) {
out->message(out, crm_map_element_name(replica->child->xml), options, replica->child);
}
out->message(out, crm_map_element_name(replica->container->xml), options, replica->container);
if (replica->remote != NULL) {
out->message(out, crm_map_element_name(replica->remote->xml), options, replica->remote);
}
pcmk__output_xml_pop_parent(out); // replica
}
pcmk__output_xml_pop_parent(out); // bundle
return rc;
}
static void
pe__bundle_replica_output_html(pcmk__output_t *out, pe__bundle_replica_t *replica,
long options)
{
node_t *node = NULL;
pe_resource_t *rsc = replica->child;
int offset = 0;
char buffer[LINE_MAX];
if(rsc == NULL) {
rsc = replica->container;
}
if (replica->remote) {
offset += snprintf(buffer + offset, LINE_MAX - offset, "%s",
rsc_printable_id(replica->remote));
} else {
offset += snprintf(buffer + offset, LINE_MAX - offset, "%s",
rsc_printable_id(replica->container));
}
if (replica->ipaddr) {
offset += snprintf(buffer + offset, LINE_MAX - offset, " (%s)",
replica->ipaddr);
}
node = pe__current_node(replica->container);
pe__common_output_html(out, rsc, buffer, node, options);
}
int
pe__bundle_html(pcmk__output_t *out, va_list args)
{
long options = va_arg(args, int);
resource_t *rsc = va_arg(args, resource_t *);
pe__bundle_variant_data_t *bundle_data = NULL;
char buffer[LINE_MAX];
CRM_ASSERT(rsc != NULL);
get_bundle_variant_data(bundle_data, rsc);
pcmk__output_create_xml_node(out, "br");
out->begin_list(out, NULL, NULL, "Container bundle%s: %s [%s]%s%s",
(bundle_data->nreplicas > 1)? " set" : "",
rsc->id, bundle_data->image,
is_set(rsc->flags, pe_rsc_unique) ? " (unique)" : "",
is_set(rsc->flags, pe_rsc_managed) ? "" : " (unmanaged)");
for (GList *gIter = bundle_data->replicas; gIter != NULL;
gIter = gIter->next) {
pe__bundle_replica_t *replica = gIter->data;
CRM_ASSERT(replica);
pcmk__output_xml_create_parent(out, "li");
if (is_set(options, pe_print_implicit)) {
if(g_list_length(bundle_data->replicas) > 1) {
snprintf(buffer, LINE_MAX, " Replica[%d]", replica->offset);
xmlNodeSetContent(pcmk__output_xml_peek_parent(out), (pcmkXmlStr) buffer);
}
pcmk__output_create_xml_node(out, "br");
out->begin_list(out, NULL, NULL, NULL);
if (replica->ip != NULL) {
out->message(out, crm_map_element_name(replica->ip->xml), options, replica->ip);
}
if (replica->child != NULL) {
out->message(out, crm_map_element_name(replica->child->xml), options, replica->child);
}
out->message(out, crm_map_element_name(replica->container->xml), options, replica->container);
if (replica->remote != NULL) {
out->message(out, crm_map_element_name(replica->remote->xml), options, replica->remote);
}
out->end_list(out);
} else {
pe__bundle_replica_output_html(out, replica, options);
}
pcmk__output_xml_pop_parent(out);
}
out->end_list(out);
return 0;
}
static void
pe__bundle_replica_output_text(pcmk__output_t *out, pe__bundle_replica_t *replica,
long options)
{
node_t *node = NULL;
pe_resource_t *rsc = replica->child;
int offset = 0;
char buffer[LINE_MAX];
if(rsc == NULL) {
rsc = replica->container;
}
if (replica->remote) {
offset += snprintf(buffer + offset, LINE_MAX - offset, "%s",
rsc_printable_id(replica->remote));
} else {
offset += snprintf(buffer + offset, LINE_MAX - offset, "%s",
rsc_printable_id(replica->container));
}
if (replica->ipaddr) {
offset += snprintf(buffer + offset, LINE_MAX - offset, " (%s)",
replica->ipaddr);
}
node = pe__current_node(replica->container);
pe__common_output_text(out, rsc, buffer, node, options);
}
int
pe__bundle_text(pcmk__output_t *out, va_list args)
{
long options = va_arg(args, int);
resource_t *rsc = va_arg(args, resource_t *);
pe__bundle_variant_data_t *bundle_data = NULL;
CRM_ASSERT(rsc != NULL);
get_bundle_variant_data(bundle_data, rsc);
out->begin_list(out, NULL, NULL, "Container bundle%s: %s [%s]%s%s",
(bundle_data->nreplicas > 1)? " set" : "",
rsc->id, bundle_data->image,
is_set(rsc->flags, pe_rsc_unique) ? " (unique)" : "",
is_set(rsc->flags, pe_rsc_managed) ? "" : " (unmanaged)");
for (GList *gIter = bundle_data->replicas; gIter != NULL;
gIter = gIter->next) {
pe__bundle_replica_t *replica = gIter->data;
CRM_ASSERT(replica);
if (is_set(options, pe_print_implicit)) {
if(g_list_length(bundle_data->replicas) > 1) {
out->list_item(out, NULL, "Replica[%d]", replica->offset);
}
out->begin_list(out, NULL, NULL, NULL);
if (replica->ip != NULL) {
out->message(out, crm_map_element_name(replica->ip->xml), options, replica->ip);
}
if (replica->child != NULL) {
out->message(out, crm_map_element_name(replica->child->xml), options, replica->child);
}
out->message(out, crm_map_element_name(replica->container->xml), options, replica->container);
if (replica->remote != NULL) {
out->message(out, crm_map_element_name(replica->remote->xml), options, replica->remote);
}
out->end_list(out);
} else {
pe__bundle_replica_output_text(out, replica, options);
}
}
out->end_list(out);
return 0;
}
static void
print_bundle_replica(pe__bundle_replica_t *replica, const char *pre_text,
long options, void *print_data)
{
node_t *node = NULL;
pe_resource_t *rsc = replica->child;
int offset = 0;
char buffer[LINE_MAX];
if(rsc == NULL) {
rsc = replica->container;
}
if (replica->remote) {
offset += snprintf(buffer + offset, LINE_MAX - offset, "%s",
rsc_printable_id(replica->remote));
} else {
offset += snprintf(buffer + offset, LINE_MAX - offset, "%s",
rsc_printable_id(replica->container));
}
if (replica->ipaddr) {
offset += snprintf(buffer + offset, LINE_MAX - offset, " (%s)",
replica->ipaddr);
}
node = pe__current_node(replica->container);
common_print(rsc, pre_text, buffer, node, options, print_data);
}
void
pe__print_bundle(pe_resource_t *rsc, const char *pre_text, long options,
void *print_data)
{
pe__bundle_variant_data_t *bundle_data = NULL;
char *child_text = NULL;
CRM_CHECK(rsc != NULL, return);
if (options & pe_print_xml) {
bundle_print_xml(rsc, pre_text, options, print_data);
return;
}
get_bundle_variant_data(bundle_data, rsc);
if (pre_text == NULL) {
pre_text = " ";
}
status_print("%sContainer bundle%s: %s [%s]%s%s\n",
pre_text, ((bundle_data->nreplicas > 1)? " set" : ""),
rsc->id, bundle_data->image,
is_set(rsc->flags, pe_rsc_unique) ? " (unique)" : "",
is_set(rsc->flags, pe_rsc_managed) ? "" : " (unmanaged)");
if (options & pe_print_html) {
status_print("<br />\n<ul>\n");
}
for (GList *gIter = bundle_data->replicas; gIter != NULL;
gIter = gIter->next) {
pe__bundle_replica_t *replica = gIter->data;
CRM_ASSERT(replica);
if (options & pe_print_html) {
status_print("<li>");
}
if (is_set(options, pe_print_implicit)) {
child_text = crm_strdup_printf(" %s", pre_text);
if(g_list_length(bundle_data->replicas) > 1) {
status_print(" %sReplica[%d]\n", pre_text, replica->offset);
}
if (options & pe_print_html) {
status_print("<br />\n<ul>\n");
}
print_rsc_in_list(replica->ip, child_text, options, print_data);
print_rsc_in_list(replica->container, child_text, options, print_data);
print_rsc_in_list(replica->remote, child_text, options, print_data);
print_rsc_in_list(replica->child, child_text, options, print_data);
if (options & pe_print_html) {
status_print("</ul>\n");
}
} else {
child_text = crm_strdup_printf("%s ", pre_text);
print_bundle_replica(replica, child_text, options, print_data);
}
free(child_text);
if (options & pe_print_html) {
status_print("</li>\n");
}
}
if (options & pe_print_html) {
status_print("</ul>\n");
}
}
static void
free_bundle_replica(pe__bundle_replica_t *replica)
{
if (replica == NULL) {
return;
}
if (replica->node) {
free(replica->node);
replica->node = NULL;
}
if (replica->ip) {
free_xml(replica->ip->xml);
replica->ip->xml = NULL;
replica->ip->fns->free(replica->ip);
replica->ip = NULL;
}
if (replica->container) {
free_xml(replica->container->xml);
replica->container->xml = NULL;
replica->container->fns->free(replica->container);
replica->container = NULL;
}
if (replica->remote) {
free_xml(replica->remote->xml);
replica->remote->xml = NULL;
replica->remote->fns->free(replica->remote);
replica->remote = NULL;
}
free(replica->ipaddr);
free(replica);
}
void
pe__free_bundle(pe_resource_t *rsc)
{
pe__bundle_variant_data_t *bundle_data = NULL;
CRM_CHECK(rsc != NULL, return);
get_bundle_variant_data(bundle_data, rsc);
pe_rsc_trace(rsc, "Freeing %s", rsc->id);
free(bundle_data->prefix);
free(bundle_data->image);
free(bundle_data->control_port);
free(bundle_data->host_network);
free(bundle_data->host_netmask);
free(bundle_data->ip_range_start);
free(bundle_data->container_network);
free(bundle_data->launcher_options);
free(bundle_data->container_command);
free(bundle_data->container_host_options);
g_list_free_full(bundle_data->replicas,
(GDestroyNotify) free_bundle_replica);
g_list_free_full(bundle_data->mounts, (GDestroyNotify)mount_free);
g_list_free_full(bundle_data->ports, (GDestroyNotify)port_free);
g_list_free(rsc->children);
if(bundle_data->child) {
free_xml(bundle_data->child->xml);
bundle_data->child->xml = NULL;
bundle_data->child->fns->free(bundle_data->child);
}
common_free(rsc);
}
enum rsc_role_e
pe__bundle_resource_state(const pe_resource_t *rsc, gboolean current)
{
enum rsc_role_e container_role = RSC_ROLE_UNKNOWN;
return container_role;
}
/*!
* \brief Get the number of configured replicas in a bundle
*
* \param[in] rsc Bundle resource
*
* \return Number of configured replicas, or 0 on error
*/
int
pe_bundle_replicas(const resource_t *rsc)
{
if ((rsc == NULL) || (rsc->variant != pe_container)) {
return 0;
} else {
pe__bundle_variant_data_t *bundle_data = NULL;
get_bundle_variant_data(bundle_data, rsc);
return bundle_data->nreplicas;
}
}
void
pe__count_bundle(pe_resource_t *rsc)
{
pe__bundle_variant_data_t *bundle_data = NULL;
get_bundle_variant_data(bundle_data, rsc);
for (GList *item = bundle_data->replicas; item != NULL; item = item->next) {
pe__bundle_replica_t *replica = item->data;
if (replica->ip) {
replica->ip->fns->count(replica->ip);
}
if (replica->child) {
replica->child->fns->count(replica->child);
}
if (replica->container) {
replica->container->fns->count(replica->container);
}
if (replica->remote) {
replica->remote->fns->count(replica->remote);
}
}
}