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MXS-1220: Add module commands to /maxscale/modules

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The module commands are now exposed as an additional sub-resource for the
module type.
This commit is contained in:
Markus Mäkelä
2017-05-29 11:27:34 +03:00
parent 4c2560b5a6
commit 948a059004
3 changed files with 60 additions and 2 deletions
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54
server/core/load_utils.cc
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@ -48,6 +48,7 @@
#include <maxscale/paths.h>
#include <maxscale/alloc.h>
#include <maxscale/json_api.h>
#include <maxscale/modulecmd.h>
#include "maxscale/modules.h"
#include "maxscale/config.h"
@ -407,6 +408,50 @@ void dprintAllModules(DCB *dcb)
dcb_printf(dcb, "----------------+-----------------+---------+-------+-------------------------\n\n");
}
struct cb_param
{
json_t* commands;
const char* domain;
const char* host;
};
bool modulecmd_cb(const MODULECMD *cmd, void *data)
{
cb_param* d = static_cast<cb_param*>(data);
json_t* obj = json_object();
json_object_set_new(obj, CN_ID, json_string(cmd->identifier));
json_object_set_new(obj, CN_TYPE, json_string(CN_MODULE_COMMAND));
json_t* attr = json_object();
json_object_set_new(attr, CN_ARG_MIN, json_integer(cmd->arg_count_min));
json_object_set_new(attr, CN_ARG_MAX, json_integer(cmd->arg_count_max));
json_t* param = json_array();
for (int i = 0; i < cmd->arg_count_max; i++)
{
json_t* p = json_object();
json_object_set_new(p, CN_DESCRIPTION, json_string(cmd->arg_types[i].description));
json_object_set_new(p, CN_TYPE, json_string(modulecmd_argtype_to_str(&cmd->arg_types[i])));
json_object_set_new(p, CN_REQUIRED, json_boolean(MODULECMD_ARG_IS_REQUIRED(&cmd->arg_types[i])));
json_array_append_new(param, p);
}
std::string s = d->domain;
s += "/";
s += cmd->identifier;
ss_dassert(strcmp(d->domain, cmd->domain) == 0);
json_object_set_new(obj, CN_LINKS, mxs_json_self_link(d->host, CN_MODULES, s.c_str()));
json_object_set_new(attr, CN_PARAMETERS, param);
json_object_set_new(obj, CN_ATTRIBUTES, attr);
json_array_append_new(d->commands, obj);
return true;
}
static json_t* module_json_data(const LOADED_MODULE *mod, const char* host)
{
json_t* obj = json_object();
@ -417,9 +462,13 @@ static json_t* module_json_data(const LOADED_MODULE *mod, const char* host)
json_t* attr = json_object();
json_object_set_new(attr, "module_type", json_string(mod->type));
json_object_set_new(attr, "version", json_string(mod->info->version));
json_object_set_new(attr, "description", json_string(mod->info->description));
json_object_set_new(attr, CN_DESCRIPTION, json_string(mod->info->description));
json_object_set_new(attr, "api", json_string(mxs_module_api_to_string(mod->info->modapi)));
json_object_set_new(attr, "status", json_string(mxs_module_status_to_string(mod->info->status)));
json_object_set_new(attr, CN_STATUS, json_string(mxs_module_status_to_string(mod->info->status)));
json_t* commands = json_array();
cb_param p = {commands, mod->module, host};
modulecmd_foreach(mod->module, NULL, modulecmd_cb, &p);
json_t* params = json_array();
@ -451,6 +500,7 @@ static json_t* module_json_data(const LOADED_MODULE *mod, const char* host)
json_array_append_new(params, p);
}
json_object_set_new(attr, "commands", commands);
json_object_set_new(attr, CN_PARAMETERS, params);
json_object_set_new(obj, CN_ATTRIBUTES, attr);
json_object_set_new(obj, CN_LINKS, mxs_json_self_link(host, CN_MODULES, mod->module));