/*
* Handles the GET requests by getting RRD to graph and sending the result
* as an HTTP response.
*/
static ngx_int_t ngx_http_rrd_show_graph(ngx_http_request_t *r)
{
ngx_log_t* log = r->connection->log;
ngx_http_rrd_loc_conf_t *rrd_conf;
rrd_conf = ngx_http_get_module_loc_conf(r, ngx_http_rrd_module);
/* Prepare args for rrdgraph */
int rrd_argc = -1;
char** rrd_arg = ngx_http_rrd_create_graph_arg(&rrd_argc, r,
rrd_conf->db_name_cstyle);
if (NULL == rrd_arg) {
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
rrd_clear_error();
rrd_info_t* const rrd_graph_info = rrd_graph_v(rrd_argc, rrd_arg);
ngx_log_debug(NGX_LOG_DEBUG_HTTP, log, 0,
"rrd_graph (%s, %s, %s, %s) returned %p.",
rrd_arg[0], rrd_arg[1], rrd_arg[2], rrd_arg[3],
rrd_graph_info);
if (NULL == rrd_graph_info) {
ngx_http_rrd_free_graph_arg(r->pool, rrd_argc, rrd_arg);
return ngx_http_rrd_outprintf(r, NGX_HTTP_INTERNAL_SERVER_ERROR,
"Error graphing DB %s: %s", rrd_conf->db_name_cstyle,
rrd_get_error());
}
rrd_info_t* it;
u_char* image_data = NULL;
size_t image_size = 0;
for(it = rrd_graph_info; NULL == image_data && it != NULL; it = it->next) {
if (it->key != NULL
&& ngx_strncmp(it->key, "image", sizeof("image")) == 0) {
image_data = it->value.u_blo.ptr;
image_size = it->value.u_blo.size;
}
}
if (NULL == image_data) {
ngx_http_rrd_free_graph_arg(r->pool, rrd_argc, rrd_arg);
rrd_info_free(rrd_graph_info);
return ngx_http_rrd_outprintf(r, NGX_HTTP_INTERNAL_SERVER_ERROR,
"No image returned graphing DB %s.",
rrd_conf->db_name_cstyle);
}
ngx_chain_t* out_chain = ngx_http_rrd_get_picture_outchain(r->pool,
image_data, image_size);
if (NULL == out_chain) {
ngx_http_rrd_free_graph_arg(r->pool, rrd_argc, rrd_arg);
rrd_info_free(rrd_graph_info);
return ngx_http_rrd_outprintf(r, NGX_HTTP_INTERNAL_SERVER_ERROR,
"Problem returning image for DB %s.",
rrd_conf->db_name_cstyle);
}
ngx_http_rrd_free_graph_arg(r->pool, rrd_argc, rrd_arg);
rrd_info_free(rrd_graph_info);
return ngx_http_rrd_png_file_200(r, out_chain);
}
Full documentation can be found at (graphv section):\n\
http://oss.oetiker.ch/rrdtool/doc/rrdgraph.en.html";
static PyObject *
_rrdtool_graphv(PyObject *Py_UNUSED(self), PyObject *args)
{
PyObject *ret;
rrd_info_t *data;
if (convert_args("graphv", args) == -1)
return NULL;
Py_BEGIN_ALLOW_THREADS
data = rrd_graph_v(rrdtool_argc, rrdtool_argv);
Py_END_ALLOW_THREADS
if (data == NULL) {
PyErr_SetString(rrdtool_OperationalError, rrd_get_error());
rrd_clear_error();
ret = NULL;
} else {
ret = _rrdtool_util_info2dict(data);
rrd_info_free(data);
}
destroy_args();
return ret;
}
static PyObject *
_rrdtool_updatev(PyObject *Py_UNUSED(self), PyObject *args)
{
PyObject *ret;
rrd_info_t *data;
if (convert_args("updatev", args) == -1)
return NULL;
Py_BEGIN_ALLOW_THREADS
data = rrd_update_v(rrdtool_argc, rrdtool_argv);
Py_END_ALLOW_THREADS
if (data == NULL) {
PyErr_SetString(rrdtool_OperationalError, rrd_get_error());
rrd_clear_error();
ret = NULL;
} else {
ret = _rrdtool_util_info2dict(data);
rrd_info_free(data);
}
destroy_args();
return ret;
}
int main(
int argc,
char **argv)
{
char *name=basename(argv[0]);
rrd_info_t *info;
if (!strcmp(name, "rrdcreate")) {
rrd_create(argc, argv);
}
else if (!strcmp(name, "rrdinfo")) {
info=rrd_info(argc, argv);
rrd_info_print(info);
rrd_info_free(info);
}
else {
rrd_update(argc, argv);
}
if (rrd_test_error()) {
printf("RRDtool " PACKAGE_VERSION
" Copyright by Tobi Oetiker, 1997-2010\n\n");
if (!strcmp(name, "rrdcreate")) {
printf("Usage: rrdcreate <filename>\n"
"\t\t\t[--start|-b start time]\n"
"\t\t\t[--step|-s step]\n"
"\t\t\t[--no-overwrite]\n"
"\t\t\t[DS:ds-name:DST:dst arguments]\n"
"\t\t\t[RRA:CF:cf arguments]\n\n");
}
else if (!strcmp(name, "rrdinfo")) {
printf("Usage: rrdinfo <filename>\n");
}
else {
printf("Usage: rrdupdate <filename>\n"
"\t\t\t[--template|-t ds-name[:ds-name]...]\n"
"\t\t\t[--skip-past-updates]\n"
"\t\t\ttime|N:value[:value...]\n\n"
"\t\t\tat-time@value[:value...]\n\n"
"\t\t\t[ time:value[:value...] ..]\n\n");
}
printf("ERROR: %s\n", rrd_get_error());
rrd_clear_error();
return 1;
}
return 0;
}
VALUE rb_rrd_infocall(
RRDINFOFUNC func,
VALUE args)
{
string_arr a;
rrd_info_t *p, *data;
VALUE result;
a = string_arr_new(args);
reset_rrd_state();
data = func(a.len, a.strings);
string_arr_delete(a);
RRD_CHECK_ERROR result = rb_hash_new();
p = data;
while (data) {
VALUE key = rb_str_new2(data->key);
switch (data->type) {
case RD_I_VAL:
if (isnan(data->value.u_val)) {
rb_hash_aset(result, key, Qnil);
} else {
rb_hash_aset(result, key, rb_float_new(data->value.u_val));
}
break;
case RD_I_CNT:
rb_hash_aset(result, key, INT2FIX(data->value.u_cnt));
break;
case RD_I_STR:
rb_hash_aset(result, key, rb_str_new2(data->value.u_str));
break;
case RD_I_INT:
rb_hash_aset(result, key, INT2FIX(data->value.u_int));
break;
case RD_I_BLO:
rb_hash_aset(result, key,
rb_str_new((char *)data->value.u_blo.ptr,
data->value.u_blo.size));
break;
}
data = data->next;
}
rrd_info_free(p);
return result;
}
static PyObject
*PyRRD_updatev(PyObject UNUSED(*self), PyObject * args) {
PyObject *r;
int argc;
char **argv;
rrd_info_t *data;
if (create_args("updatev", args, &argc, &argv) < 0)
return NULL;
if ((data = rrd_update_v(argc, argv)) == NULL) {
PyErr_SetString(ErrorObject, rrd_get_error());
rrd_clear_error();
r = NULL;
}
else {
r = PyDict_FromInfo(data);
rrd_info_free(data);
}
destroy_args(&argv);
return r;
}
/* HandleInputLine is NOT thread safe - due to readdir issues,
resolving them portably is not really simple. */
int HandleInputLine(
int argc,
char **argv,
FILE * out)
{
#if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
DIR *curdir; /* to read current dir with ls */
struct dirent *dent;
#endif
/* Reset errno to 0 before we start.
*/
if (RemoteMode) {
if (argc > 1 && strcmp("quit", argv[1]) == 0) {
if (argc != 2) {
printf("ERROR: invalid parameter count for quit\n");
return (1);
}
exit(0);
}
#if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR) && defined(HAVE_SYS_STAT_H)
if (argc > 1 && strcmp("cd", argv[1]) == 0) {
if (argc != 3) {
printf("ERROR: invalid parameter count for cd\n");
return (1);
}
#if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
if (getuid() == 0 && !ChangeRoot) {
printf
("ERROR: chdir security problem - rrdtool is running as "
"root but not chroot!\n");
return (1);
}
#endif
if (chdir(argv[2]) != 0){
printf("ERROR: chdir %s %s\n", argv[2], rrd_strerror(errno));
return (1);
}
return (0);
}
if (argc > 1 && strcmp("pwd", argv[1]) == 0) {
char *cwd; /* To hold current working dir on call to pwd */
if (argc != 2) {
printf("ERROR: invalid parameter count for pwd\n");
return (1);
}
cwd = getcwd(NULL, MAXPATH);
if (cwd == NULL) {
printf("ERROR: getcwd %s\n", rrd_strerror(errno));
return (1);
}
printf("%s\n", cwd);
free(cwd);
return (0);
}
if (argc > 1 && strcmp("mkdir", argv[1]) == 0) {
if (argc != 3) {
printf("ERROR: invalid parameter count for mkdir\n");
return (1);
}
#if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
if (getuid() == 0 && !ChangeRoot) {
printf
("ERROR: mkdir security problem - rrdtool is running as "
"root but not chroot!\n");
return (1);
}
#endif
if(mkdir(argv[2], 0777)!=0){
printf("ERROR: mkdir %s: %s\n", argv[2],rrd_strerror(errno));
return (1);
}
return (0);
}
if (argc > 1 && strcmp("ls", argv[1]) == 0) {
if (argc != 2) {
printf("ERROR: invalid parameter count for ls\n");
return (1);
}
if ((curdir = opendir(".")) != NULL) {
struct stat st;
while ((dent = readdir(curdir)) != NULL) {
if (!stat(dent->d_name, &st)) {
if (S_ISDIR(st.st_mode)) {
printf("d %s\n", dent->d_name);
}
if (strlen(dent->d_name) > 4 && S_ISREG(st.st_mode)) {
if (!strcmp
(dent->d_name + NAMLEN(dent) - 4, ".rrd")
|| !strcmp(dent->d_name + NAMLEN(dent) - 4,
".RRD")) {
printf("- %s\n", dent->d_name);
}
}
}
}
closedir(curdir);
} else {
printf("ERROR: opendir .: %s\n", rrd_strerror(errno));
return (errno);
}
return (0);
}
#endif /* opendir and readdir */
}
if (argc < 3
|| strcmp("help", argv[1]) == 0
|| strcmp("--help", argv[1]) == 0
|| strcmp("-help", argv[1]) == 0
|| strcmp("-?", argv[1]) == 0 || strcmp("-h", argv[1]) == 0) {
PrintUsage("");
return 0;
}
if (strcmp("create", argv[1]) == 0)
rrd_create(argc - 1, &argv[1]);
else if (strcmp("dump", argv[1]) == 0)
rrd_dump(argc - 1, &argv[1]);
else if (strcmp("info", argv[1]) == 0 || strcmp("updatev", argv[1]) == 0) {
rrd_info_t *data;
if (strcmp("info", argv[1]) == 0)
data = rrd_info(argc - 1, &argv[1]);
else
data = rrd_update_v(argc - 1, &argv[1]);
rrd_info_print(data);
rrd_info_free(data);
}
else if (strcmp("--version", argv[1]) == 0 ||
strcmp("version", argv[1]) == 0 ||
strcmp("v", argv[1]) == 0 ||
strcmp("-v", argv[1]) == 0 || strcmp("-version", argv[1]) == 0)
printf("RRDtool " PACKAGE_VERSION
" Copyright by Tobi Oetiker, 1997-2008 (%f)\n",
rrd_version());
else if (strcmp("restore", argv[1]) == 0)
rrd_restore(argc - 1, &argv[1]);
else if (strcmp("resize", argv[1]) == 0)
rrd_resize(argc - 1, &argv[1]);
else if (strcmp("last", argv[1]) == 0)
printf("%ld\n", rrd_last(argc - 1, &argv[1]));
else if (strcmp("lastupdate", argv[1]) == 0) {
rrd_lastupdate(argc - 1, &argv[1]);
} else if (strcmp("first", argv[1]) == 0)
printf("%ld\n", rrd_first(argc - 1, &argv[1]));
else if (strcmp("update", argv[1]) == 0)
rrd_update(argc - 1, &argv[1]);
else if (strcmp("fetch", argv[1]) == 0) {
time_t start, end, ti;
unsigned long step, ds_cnt, i, ii;
rrd_value_t *data, *datai;
char **ds_namv;
if (rrd_fetch
(argc - 1, &argv[1], &start, &end, &step, &ds_cnt, &ds_namv,
&data) == 0) {
datai = data;
printf(" ");
for (i = 0; i < ds_cnt; i++)
printf("%20s", ds_namv[i]);
printf("\n\n");
for (ti = start + step; ti <= end; ti += step) {
printf("%10lu:", ti);
for (ii = 0; ii < ds_cnt; ii++)
printf(" %0.10e", *(datai++));
printf("\n");
}
for (i = 0; i < ds_cnt; i++)
free(ds_namv[i]);
free(ds_namv);
free(data);
}
} else if (strcmp("xport", argv[1]) == 0) {
#ifdef HAVE_RRD_GRAPH
time_t start, end;
unsigned long step, col_cnt;
rrd_value_t *data;
char **legend_v;
rrd_xport
(argc - 1, &argv[1], NULL, &start, &end, &step, &col_cnt,
&legend_v, &data);
#else
rrd_set_error("the instance of rrdtool has been compiled without graphics");
#endif
} else if (strcmp("graph", argv[1]) == 0) {
#ifdef HAVE_RRD_GRAPH
char **calcpr;
#ifdef notused /*XXX*/
const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */
#endif
int xsize, ysize;
double ymin, ymax;
int i;
int tostdout = (strcmp(argv[2], "-") == 0);
int imginfo = 0;
for (i = 2; i < argc; i++) {
if (strcmp(argv[i], "--imginfo") == 0
|| strcmp(argv[i], "-f") == 0) {
imginfo = 1;
break;
}
}
if (rrd_graph
(argc - 1, &argv[1], &calcpr, &xsize, &ysize, NULL, &ymin,
&ymax) == 0) {
if (!tostdout && !imginfo)
printf("%dx%d\n", xsize, ysize);
if (calcpr) {
for (i = 0; calcpr[i]; i++) {
if (!tostdout)
printf("%s\n", calcpr[i]);
free(calcpr[i]);
}
free(calcpr);
}
}
#else
rrd_set_error("the instance of rrdtool has been compiled without graphics");
#endif
} else if (strcmp("graphv", argv[1]) == 0) {
#ifdef HAVE_RRD_GRAPH
rrd_info_t *grinfo = NULL; /* 1 to distinguish it from the NULL that rrd_graph sends in */
grinfo = rrd_graph_v(argc - 1, &argv[1]);
if (grinfo) {
rrd_info_print(grinfo);
rrd_info_free(grinfo);
}
#else
rrd_set_error("the instance of rrdtool has been compiled without graphics");
#endif
} else if (strcmp("tune", argv[1]) == 0)
rrd_tune(argc - 1, &argv[1]);
else if (strcmp("flushcached", argv[1]) == 0)
rrd_flushcached(argc - 1, &argv[1]);
else if (strcmp("modify", argv[1]) == 0)
rrd_modify(argc - 1, &argv[1]);
else {
rrd_set_error("unknown function '%s'", argv[1]);
}
if (rrd_test_error()) {
fprintf(out, "ERROR: %s\n", rrd_get_error());
rrd_clear_error();
return 1;
}
return (0);
}
static uint32_t _rrd_get_last_one(char* filename, char* rra_name)
{
/* RRD library usage notes:
* do not use the following lines for compatibility:
* 1.3.8-6 : (argv={lastupdate, filename}
* status = rrd_lastupdate(argc, argv, &time, &ds_count,
* &ds_names, &last_ds);
* 1.4.7 :
* status = rrd_lastupdate_r(filename, &time, &ds_count,
* &ds_names, &last_ds);
*/
rrd_info_t *data, *data_p;
char line[] = "ds[%s].last_ds", *p, *rra = NULL;
char *argv[] = {"info", filename, NULL};
uint32_t temperature = NO_VAL;
p = xstrdup(line);
data = rrd_info(2, argv);
data_p = data;
if (rra_name == NULL) {
while (data_p) {
if (!strncmp(line, data_p->key, 3)) {
rra = xstrdup(data_p->key + 3);
xstrsubstitute(rra, strchr(rra, ']'), "");
break;
}
data_p = data_p->next;
}
} else
rra = rra_name;
if (rra != NULL) {
xstrsubstitute(p, "%s", rra_name);
if (rra_name == NULL)
xfree(rra);
if (strcmp(p,line) == 0) {
xfree(p);
rrd_info_free(data);
return temperature;
}
} else {
xfree(p);
rrd_info_free(data);
return temperature;
}
while (data_p) {
if (!strcmp(p, data_p->key)) {
if (!sscanf(data_p->value.u_str, "%d", &temperature))
temperature = 1;
break;
}
data_p = data_p->next;
}
xfree(p);
rrd_info_free(data);
return temperature;
}
/* HandleInputLine is NOT thread safe - due to readdir issues,
resolving them portably is not really simple. */
static int HandleInputLine(
int argc,
char **argv,
FILE * out)
{
#if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
DIR *curdir; /* to read current dir with ls */
struct dirent *dent;
#endif
/* Reset errno to 0 before we start.
*/
if (RemoteMode) {
if (argc > 1 && strcmp("quit", argv[1]) == 0) {
if (argc != 2) {
printf("ERROR: invalid parameter count for quit\n");
return (1);
}
exit(0);
}
#if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR) && defined(HAVE_SYS_STAT_H)
if (argc > 1 && strcmp("cd", argv[1]) == 0) {
if (argc != 3) {
printf("ERROR: invalid parameter count for cd\n");
return (1);
}
#if ! defined(HAVE_CHROOT) && defined(HAVE_GETUID)
if (getuid() == 0 && !ChangeRoot) {
printf
("ERROR: chdir security problem - rrdtool is running as "
"root but not chroot!\n");
return (1);
}
#endif
if (chdir(argv[2]) != 0){
printf("ERROR: chdir %s %s\n", argv[2], rrd_strerror(errno));
return (1);
}
return (0);
}
if (argc > 1 && strcmp("pwd", argv[1]) == 0) {
char *cwd; /* To hold current working dir on call to pwd */
if (argc != 2) {
printf("ERROR: invalid parameter count for pwd\n");
return (1);
}
#ifdef MAXPATH
cwd = getcwd(NULL, MAXPATH);
#elif defined(HAVE_GET_CURRENT_DIR_NAME)
cwd = get_current_dir_name();
#else
#error "You must have either MAXPATH or get_current_dir_name()"
#endif
if (cwd == NULL) {
printf("ERROR: getcwd %s\n", rrd_strerror(errno));
return (1);
}
printf("%s\n", cwd);
free(cwd);
return (0);
}
if (argc > 1 && strcmp("mkdir", argv[1]) == 0) {
if (argc != 3) {
printf("ERROR: invalid parameter count for mkdir\n");
return (1);
}
#if ! defined(HAVE_CHROOT) && defined(HAVE_GETUID)
if (getuid() == 0 && !ChangeRoot) {
printf
("ERROR: mkdir security problem - rrdtool is running as "
"root but not chroot!\n");
return (1);
}
#endif
if(mkdir(argv[2], 0777)!=0){
printf("ERROR: mkdir %s: %s\n", argv[2],rrd_strerror(errno));
return (1);
}
return (0);
}
if (argc > 1 && strcmp("ls", argv[1]) == 0) {
if (argc != 2) {
printf("ERROR: invalid parameter count for ls\n");
return (1);
}
if ((curdir = opendir(".")) != NULL) {
struct stat st;
while ((dent = readdir(curdir)) != NULL) {
if (!stat(dent->d_name, &st)) {
if (S_ISDIR(st.st_mode)) {
printf("d %s\n", dent->d_name);
}
if (strlen(dent->d_name) > 4 && S_ISREG(st.st_mode)) {
if (!strcmp
(dent->d_name + NAMLEN(dent) - 4, ".rrd")
|| !strcmp(dent->d_name + NAMLEN(dent) - 4,
".RRD")) {
printf("- %s\n", dent->d_name);
}
}
}
}
closedir(curdir);
} else {
printf("ERROR: opendir .: %s\n", rrd_strerror(errno));
return (errno);
}
return (0);
}
#endif /* opendir and readdir */
}
if (argc < 3
|| strcmp("help", argv[1]) == 0
|| strcmp("--help", argv[1]) == 0
|| strcmp("-help", argv[1]) == 0
|| strcmp("-?", argv[1]) == 0 || strcmp("-h", argv[1]) == 0) {
PrintUsage("");
return 0;
}
if (strcmp("create", argv[1]) == 0)
rrd_create(argc - 1, &argv[1]);
else if (strcmp("dump", argv[1]) == 0)
rrd_dump(argc - 1, &argv[1]);
else if (strcmp("info", argv[1]) == 0 || strcmp("updatev", argv[1]) == 0) {
rrd_info_t *data;
if (strcmp("info", argv[1]) == 0)
data = rrd_info(argc - 1, &argv[1]);
else
data = rrd_update_v(argc - 1, &argv[1]);
rrd_info_print(data);
rrd_info_free(data);
}
else if (strcmp("list", argv[1]) == 0) {
char *list;
list = rrd_list(argc - 1, &argv[1]);
if (list) {
printf("%s", list);
free(list);
}
}
else if (strcmp("--version", argv[1]) == 0 ||
strcmp("version", argv[1]) == 0 ||
strcmp("v", argv[1]) == 0 ||
strcmp("-v", argv[1]) == 0 || strcmp("-version", argv[1]) == 0)
printf("RRDtool " PACKAGE_VERSION
" Copyright by Tobi Oetiker (%f)\n",
rrd_version());
else if (strcmp("restore", argv[1]) == 0)
#ifdef HAVE_RRD_RESTORE
rrd_restore(argc - 1, &argv[1]);
#else
rrd_set_error("the instance of rrdtool has been compiled without XML import functions");
#endif
else if (strcmp("resize", argv[1]) == 0)
static sdb_timeseries_info_t *
sdb_rrd_describe(const char *id, sdb_object_t *user_data)
{
rrd_info_t *info, *iter;
char filename[strlen(id) + 1];
sdb_timeseries_info_t *ts_info;
strncpy(filename, id, sizeof(filename));
if (user_data) {
/* -> use RRDCacheD */
char *addr = SDB_OBJ_WRAPPER(user_data)->data;
if (! rrdcached_connect(addr))
return NULL;
#ifdef HAVE_RRD_CLIENT_H
/* TODO: detect and use rrdc_info if possible */
sdb_log(SDB_LOG_ERR, "DESCRIBE not yet supported via RRDCacheD");
return NULL;
#endif
}
else {
rrd_clear_error();
info = rrd_info_r(filename);
}
if (! info) {
sdb_log(SDB_LOG_ERR, "Failed to extract header information from '%s': %s",
filename, rrd_get_error());
return NULL;
}
ts_info = calloc(1, sizeof(*ts_info));
if (! ts_info) {
sdb_log(SDB_LOG_ERR, "Failed to allocate memory");
rrd_info_free(info);
return NULL;
}
for (iter = info; iter != NULL; iter = iter->next) {
size_t len, n, m;
char *ds_name;
char **tmp;
/* Parse the DS name. The raw value is not exposed via the rrd_info
* interface. */
n = strlen("ds[");
if (strncmp(iter->key, "ds[", n))
continue;
len = strlen(iter->key);
m = strlen("].index");
if ((len < m) || strcmp(iter->key + len - m, "].index"))
continue;
ds_name = iter->key + n;
len -= n;
ds_name[len - m] = '\0';
/* Append the new datum. */
tmp = realloc(ts_info->data_names,
(ts_info->data_names_len + 1) * sizeof(*ts_info->data_names));
if (! tmp) {
sdb_log(SDB_LOG_ERR, "Failed to allocate memory");
sdb_timeseries_info_destroy(ts_info);
rrd_info_free(info);
return NULL;
}
ts_info->data_names = tmp;
ts_info->data_names[ts_info->data_names_len] = strdup(ds_name);
if (! ts_info->data_names[ts_info->data_names_len]) {
sdb_log(SDB_LOG_ERR, "Failed to allocate memory");
sdb_timeseries_info_destroy(ts_info);
rrd_info_free(info);
return NULL;
}
ts_info->data_names_len++;
}
rrd_info_free(info);
return ts_info;
} /* sdb_rrd_describe */
/* HandleInputLine is NOT thread safe - due to readdir issues,
resolving them portably is not really simple. */
int HandleInputLine(
int argc,
char **argv,
FILE * out)
{
#if defined(HAVE_OPENDIR) && defined (HAVE_READDIR)
DIR *curdir; /* to read current dir with ls */
struct dirent *dent;
#endif
#if defined(HAVE_SYS_STAT_H)
struct stat st;
#endif
/* Reset errno to 0 before we start.
*/
if (RemoteMode) {
if (argc > 1 && strcmp("quit", argv[1]) == 0) {
if (argc > 2) {
printf("ERROR: invalid parameter count for quit\n");
return (1);
}
exit(0);
}
#if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR)
if (argc > 1 && strcmp("cd", argv[1]) == 0) {
if (argc > 3) {
printf("ERROR: invalid parameter count for cd\n");
return (1);
}
#if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
if (getuid() == 0 && !ChangeRoot) {
printf
("ERROR: chdir security problem - rrdtool is running as "
"root but not chroot!\n");
return (1);
}
#endif
if (chdir(argv[2]) != 0) {
printf("ERROR: chdir %s %s\n", argv[2], rrd_strerror(errno));
return (1);
}
return (0);
}
if (argc > 1 && strcmp("pwd", argv[1]) == 0) {
char *cwd; /* To hold current working dir on call to pwd */
if (argc > 2) {
printf("ERROR: invalid parameter count for pwd\n");
return (1);
}
cwd = getcwd(NULL, MAXPATH);
if (cwd == NULL) {
printf("ERROR: getcwd %s\n", rrd_strerror(errno));
return (1);
}
printf("%s\n", cwd);
free(cwd);
return (0);
}
if (argc > 1 && strcmp("mkdir", argv[1]) == 0) {
if (argc > 3) {
printf("ERROR: invalid parameter count for mkdir\n");
return (1);
}
#if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID)
if (getuid() == 0 && !ChangeRoot) {
printf
("ERROR: mkdir security problem - rrdtool is running as "
"root but not chroot!\n");
return (1);
}
#endif
if(mkdir(argv[2], 0777)!=0) {
printf("ERROR: mkdir %s: %s\n", argv[2],rrd_strerror(errno));
return (1);
}
return (0);
}
if (argc > 1 && strcmp("ls", argv[1]) == 0) {
if (argc > 2) {
printf("ERROR: invalid parameter count for ls\n");
return (1);
}
if ((curdir = opendir(".")) != NULL) {
while ((dent = readdir(curdir)) != NULL) {
if (!stat(dent->d_name, &st)) {
if (S_ISDIR(st.st_mode)) {
printf("d %s\n", dent->d_name);
}
if (strlen(dent->d_name) > 4 && S_ISREG(st.st_mode)) {
if (!strcmp
(dent->d_name + NAMLEN(dent) - 4, ".rrd")
|| !strcmp(dent->d_name + NAMLEN(dent) - 4,
".RRD")) {
printf("- %s\n", dent->d_name);
}
}
}
}
closedir(curdir);
} else {
printf("ERROR: opendir .: %s\n", rrd_strerror(errno));
return (errno);
}
return (0);
}
#endif /* opendir and readdir */
}
if (argc < 3
|| strcmp("help", argv[1]) == 0
|| strcmp("--help", argv[1]) == 0
|| strcmp("-help", argv[1]) == 0
|| strcmp("-?", argv[1]) == 0 || strcmp("-h", argv[1]) == 0) {
PrintUsage("");
return 0;
}
if (strcmp("create", argv[1]) == 0)
rrd_create(argc - 1, &argv[1]);
else if (strcmp("dump", argv[1]) == 0)
rrd_dump(argc - 1, &argv[1]);
else if (strcmp("info", argv[1]) == 0 || strcmp("updatev", argv[1]) == 0) {
rrd_info_t *data;
if (strcmp("info", argv[1]) == 0)
data = rrd_info(argc - 1, &argv[1]);
else
data = rrd_update_v(argc - 1, &argv[1]);
rrd_info_print(data);
rrd_info_free(data);
}
else if (strcmp("--version", argv[1]) == 0 ||
strcmp("version", argv[1]) == 0 ||
strcmp("v", argv[1]) == 0 ||
strcmp("-v", argv[1]) == 0 || strcmp("-version", argv[1]) == 0)
printf("RRDtool " PACKAGE_VERSION
" Copyright by Tobi Oetiker, 1997-2008 (%f)\n",
rrd_version());
else if (strcmp("restore", argv[1]) == 0)
rrd_restore(argc - 1, &argv[1]);
else if (strcmp("resize", argv[1]) == 0)
rrd_resize(argc - 1, &argv[1]);
else if (strcmp("last", argv[1]) == 0)
printf("%ld\n", rrd_last(argc - 1, &argv[1]));
else if (strcmp("lastupdate", argv[1]) == 0) {
rrd_lastupdate(argc - 1, &argv[1]);
} else if (strcmp("first", argv[1]) == 0)
printf("%ld\n", rrd_first(argc - 1, &argv[1]));
else if (strcmp("update", argv[1]) == 0)
rrd_update(argc - 1, &argv[1]);
else if (strcmp("fetch", argv[1]) == 0) {
time_t start, end, ti;
unsigned long step, ds_cnt, i, ii;
rrd_value_t *data, *datai;
char **ds_namv;
if (rrd_fetch
(argc - 1, &argv[1], &start, &end, &step, &ds_cnt, &ds_namv,
&data) != -1) {
datai = data;
printf(" ");
for (i = 0; i < ds_cnt; i++)
printf("%20s", ds_namv[i]);
printf("\n\n");
for (ti = start + step; ti <= end; ti += step) {
printf("%10lu:", ti);
for (ii = 0; ii < ds_cnt; ii++)
printf(" %0.10e", *(datai++));
printf("\n");
}
for (i = 0; i < ds_cnt; i++)
free(ds_namv[i]);
free(ds_namv);
free(data);
}
} else if (strcmp("xport", argv[1]) == 0) {
int xxsize;
unsigned long int j = 0;
time_t start, end, ti;
unsigned long step, col_cnt, row_cnt;
rrd_value_t *data, *ptr;
char **legend_v;
int enumds = 0;
int i;
size_t vtag_s = strlen(COL_DATA_TAG) + 10;
char *vtag = malloc(vtag_s);
for (i = 2; i < argc; i++) {
if (strcmp("--enumds", argv[i]) == 0)
enumds = 1;
}
if (rrd_xport
(argc - 1, &argv[1], &xxsize, &start, &end, &step, &col_cnt,
&legend_v, &data) != -1) {
char *old_locale = setlocale(LC_NUMERIC, "C");
row_cnt = (end - start) / step;
ptr = data;
printf("<?xml version=\"1.0\" encoding=\"%s\"?>\n\n",
XML_ENCODING);
printf("<%s>\n", ROOT_TAG);
printf(" <%s>\n", META_TAG);
printf(" <%s>%lld</%s>\n", META_START_TAG,
(long long int) start + step, META_START_TAG);
printf(" <%s>%lu</%s>\n", META_STEP_TAG, step, META_STEP_TAG);
printf(" <%s>%lld</%s>\n", META_END_TAG, (long long int) end,
META_END_TAG);
printf(" <%s>%lu</%s>\n", META_ROWS_TAG, row_cnt,
META_ROWS_TAG);
printf(" <%s>%lu</%s>\n", META_COLS_TAG, col_cnt,
META_COLS_TAG);
printf(" <%s>\n", LEGEND_TAG);
for (j = 0; j < col_cnt; j++) {
char *entry = NULL;
entry = legend_v[j];
printf(" <%s>%s</%s>\n", LEGEND_ENTRY_TAG, entry,
LEGEND_ENTRY_TAG);
free(entry);
}
free(legend_v);
printf(" </%s>\n", LEGEND_TAG);
printf(" </%s>\n", META_TAG);
printf(" <%s>\n", DATA_TAG);
for (ti = start + step; ti <= end; ti += step) {
printf(" <%s>", DATA_ROW_TAG);
printf("<%s>%lld</%s>", COL_TIME_TAG, (long long int)ti, COL_TIME_TAG);
for (j = 0; j < col_cnt; j++) {
rrd_value_t newval = DNAN;
if (enumds == 1)
snprintf(vtag, vtag_s, "%s%lu", COL_DATA_TAG, j);
else
snprintf(vtag, vtag_s, "%s", COL_DATA_TAG);
newval = *ptr;
if (isnan(newval)) {
printf("<%s>NaN</%s>", vtag, vtag);
} else {
printf("<%s>%0.10e</%s>", vtag, newval, vtag);
};
ptr++;
}
printf("</%s>\n", DATA_ROW_TAG);
}
free(data);
printf(" </%s>\n", DATA_TAG);
printf("</%s>\n", ROOT_TAG);
setlocale(LC_NUMERIC, old_locale);
}
free(vtag);
} else if (strcmp("graph", argv[1]) == 0) {
char **calcpr;
#ifdef notused /*XXX*/
const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */
#endif
int xsize, ysize;
double ymin, ymax;
int i;
int tostdout = (strcmp(argv[2], "-") == 0);
int imginfo = 0;
for (i = 2; i < argc; i++) {
if (strcmp(argv[i], "--imginfo") == 0
|| strcmp(argv[i], "-f") == 0) {
imginfo = 1;
break;
}
}
if (rrd_graph
(argc - 1, &argv[1], &calcpr, &xsize, &ysize, NULL, &ymin,
&ymax) != -1) {
if (!tostdout && !imginfo)
printf("%dx%d\n", xsize, ysize);
if (calcpr) {
for (i = 0; calcpr[i]; i++) {
if (!tostdout)
printf("%s\n", calcpr[i]);
free(calcpr[i]);
}
free(calcpr);
}
}
} else if (strcmp("graphv", argv[1]) == 0) {
rrd_info_t *grinfo = NULL; /* 1 to distinguish it from the NULL that rrd_graph sends in */
grinfo = rrd_graph_v(argc - 1, &argv[1]);
if (grinfo) {
rrd_info_print(grinfo);
rrd_info_free(grinfo);
}
} else if (strcmp("tune", argv[1]) == 0)
rrd_tune(argc - 1, &argv[1]);
else if (strcmp("flushcached", argv[1]) == 0)
rrd_flushcached(argc - 1, &argv[1]);
else {
rrd_set_error("unknown function '%s'", argv[1]);
}
if (rrd_test_error()) {
fprintf(out, "ERROR: %s\n", rrd_get_error());
rrd_clear_error();
return 1;
}
return (0);
}
