New upstream version 1.11.0+dfsgupstream/1.11.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 217 insertions, 0 deletions

diff --git a/database/rrddimvar.c b/database/rrddimvar.c
new file mode 100644
index 000000000..3c2ed75e5
--- /dev/null
+++ b/database/rrddimvar.c
@@ -0,0 +1,217 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#define NETDATA_HEALTH_INTERNALS
+#include "rrd.h"
+
+// ----------------------------------------------------------------------------
+// RRDDIMVAR management
+// DIMENSION VARIABLES
+
+#define RRDDIMVAR_ID_MAX 1024
+
+static inline void rrddimvar_free_variables(RRDDIMVAR *rs) {
+    RRDDIM *rd = rs->rrddim;
+    RRDSET *st = rd->rrdset;
+    RRDHOST *host = st->rrdhost;
+
+    // CHART VARIABLES FOR THIS DIMENSION
+
+    rrdvar_free(host, &st->rrdvar_root_index, rs->var_local_id);
+    rs->var_local_id = NULL;
+
+    rrdvar_free(host, &st->rrdvar_root_index, rs->var_local_name);
+    rs->var_local_name = NULL;
+
+    // FAMILY VARIABLES FOR THIS DIMENSION
+
+    rrdvar_free(host, &st->rrdfamily->rrdvar_root_index, rs->var_family_id);
+    rs->var_family_id = NULL;
+
+    rrdvar_free(host, &st->rrdfamily->rrdvar_root_index, rs->var_family_name);
+    rs->var_family_name = NULL;
+
+    rrdvar_free(host, &st->rrdfamily->rrdvar_root_index, rs->var_family_contextid);
+    rs->var_family_contextid = NULL;
+
+    rrdvar_free(host, &st->rrdfamily->rrdvar_root_index, rs->var_family_contextname);
+    rs->var_family_contextname = NULL;
+
+    // HOST VARIABLES FOR THIS DIMENSION
+
+    rrdvar_free(host, &host->rrdvar_root_index, rs->var_host_chartidid);
+    rs->var_host_chartidid = NULL;
+
+    rrdvar_free(host, &host->rrdvar_root_index, rs->var_host_chartidname);
+    rs->var_host_chartidname = NULL;
+
+    rrdvar_free(host, &host->rrdvar_root_index, rs->var_host_chartnameid);
+    rs->var_host_chartnameid = NULL;
+
+    rrdvar_free(host, &host->rrdvar_root_index, rs->var_host_chartnamename);
+    rs->var_host_chartnamename = NULL;
+
+    // KEYS
+
+    freez(rs->key_id);
+    rs->key_id = NULL;
+
+    freez(rs->key_name);
+    rs->key_name = NULL;
+
+    freez(rs->key_fullidid);
+    rs->key_fullidid = NULL;
+
+    freez(rs->key_fullidname);
+    rs->key_fullidname = NULL;
+
+    freez(rs->key_contextid);
+    rs->key_contextid = NULL;
+
+    freez(rs->key_contextname);
+    rs->key_contextname = NULL;
+
+    freez(rs->key_fullnameid);
+    rs->key_fullnameid = NULL;
+
+    freez(rs->key_fullnamename);
+    rs->key_fullnamename = NULL;
+}
+
+static inline void rrddimvar_create_variables(RRDDIMVAR *rs) {
+    rrddimvar_free_variables(rs);
+
+    RRDDIM *rd = rs->rrddim;
+    RRDSET *st = rd->rrdset;
+    RRDHOST *host = st->rrdhost;
+
+    char buffer[RRDDIMVAR_ID_MAX + 1];
+
+    // KEYS
+
+    snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s%s%s", rs->prefix, rd->id, rs->suffix);
+    rs->key_id = strdupz(buffer);
+
+    snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s%s%s", rs->prefix, rd->name, rs->suffix);
+    rs->key_name = strdupz(buffer);
+
+    snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->id, rs->key_id);
+    rs->key_fullidid = strdupz(buffer);
+
+    snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->id, rs->key_name);
+    rs->key_fullidname = strdupz(buffer);
+
+    snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->context, rs->key_id);
+    rs->key_contextid = strdupz(buffer);
+
+    snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->context, rs->key_name);
+    rs->key_contextname = strdupz(buffer);
+
+    snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->name, rs->key_id);
+    rs->key_fullnameid = strdupz(buffer);
+
+    snprintfz(buffer, RRDDIMVAR_ID_MAX, "%s.%s", st->name, rs->key_name);
+    rs->key_fullnamename = strdupz(buffer);
+
+    // CHART VARIABLES FOR THIS DIMENSION
+    // -----------------------------------
+    //
+    // dimensions are available as:
+    // - $id
+    // - $name
+
+    rs->var_local_id           = rrdvar_create_and_index("local", &st->rrdvar_root_index, rs->key_id, rs->type, RRDVAR_OPTION_DEFAULT, rs->value);
+    rs->var_local_name         = rrdvar_create_and_index("local", &st->rrdvar_root_index, rs->key_name, rs->type, RRDVAR_OPTION_DEFAULT, rs->value);
+
+    // FAMILY VARIABLES FOR THIS DIMENSION
+    // -----------------------------------
+    //
+    // dimensions are available as:
+    // - $id                 (only the first, when multiple overlap)
+    // - $name               (only the first, when multiple overlap)
+    // - $chart-context.id
+    // - $chart-context.name
+
+    rs->var_family_id          = rrdvar_create_and_index("family", &st->rrdfamily->rrdvar_root_index, rs->key_id, rs->type, RRDVAR_OPTION_DEFAULT, rs->value);
+    rs->var_family_name        = rrdvar_create_and_index("family", &st->rrdfamily->rrdvar_root_index, rs->key_name, rs->type, RRDVAR_OPTION_DEFAULT, rs->value);
+    rs->var_family_contextid   = rrdvar_create_and_index("family", &st->rrdfamily->rrdvar_root_index, rs->key_contextid, rs->type, RRDVAR_OPTION_DEFAULT, rs->value);
+    rs->var_family_contextname = rrdvar_create_and_index("family", &st->rrdfamily->rrdvar_root_index, rs->key_contextname, rs->type, RRDVAR_OPTION_DEFAULT, rs->value);
+
+    // HOST VARIABLES FOR THIS DIMENSION
+    // -----------------------------------
+    //
+    // dimensions are available as:
+    // - $chart-id.id
+    // - $chart-id.name
+    // - $chart-name.id
+    // - $chart-name.name
+
+    rs->var_host_chartidid      = rrdvar_create_and_index("host", &host->rrdvar_root_index, rs->key_fullidid, rs->type, RRDVAR_OPTION_DEFAULT, rs->value);
+    rs->var_host_chartidname    = rrdvar_create_and_index("host", &host->rrdvar_root_index, rs->key_fullidname, rs->type, RRDVAR_OPTION_DEFAULT, rs->value);
+    rs->var_host_chartnameid    = rrdvar_create_and_index("host", &host->rrdvar_root_index, rs->key_fullnameid, rs->type, RRDVAR_OPTION_DEFAULT, rs->value);
+    rs->var_host_chartnamename  = rrdvar_create_and_index("host", &host->rrdvar_root_index, rs->key_fullnamename, rs->type, RRDVAR_OPTION_DEFAULT, rs->value);
+}
+
+RRDDIMVAR *rrddimvar_create(RRDDIM *rd, RRDVAR_TYPE type, const char *prefix, const char *suffix, void *value, RRDVAR_OPTIONS options) {
+    RRDSET *st = rd->rrdset;
+    (void)st;
+
+    debug(D_VARIABLES, "RRDDIMSET create for chart id '%s' name '%s', dimension id '%s', name '%s%s%s'", st->id, st->name, rd->id, (prefix)?prefix:"", rd->name, (suffix)?suffix:"");
+
+    if(!prefix) prefix = "";
+    if(!suffix) suffix = "";
+
+    RRDDIMVAR *rs = (RRDDIMVAR *)callocz(1, sizeof(RRDDIMVAR));
+
+    rs->prefix = strdupz(prefix);
+    rs->suffix = strdupz(suffix);
+
+    rs->type = type;
+    rs->value = value;
+    rs->options = options;
+    rs->rrddim = rd;
+
+    rs->next = rd->variables;
+    rd->variables = rs;
+
+    rrddimvar_create_variables(rs);
+
+    return rs;
+}
+
+void rrddimvar_rename_all(RRDDIM *rd) {
+    RRDSET *st = rd->rrdset;
+    (void)st;
+
+    debug(D_VARIABLES, "RRDDIMSET rename for chart id '%s' name '%s', dimension id '%s', name '%s'", st->id, st->name, rd->id, rd->name);
+
+    RRDDIMVAR *rs, *next = rd->variables;
+    while((rs = next)) {
+        next = rs->next;
+        rrddimvar_create_variables(rs);
+    }
+}
+
+void rrddimvar_free(RRDDIMVAR *rs) {
+    RRDDIM *rd = rs->rrddim;
+    RRDSET *st = rd->rrdset;
+    debug(D_VARIABLES, "RRDDIMSET free for chart id '%s' name '%s', dimension id '%s', name '%s', prefix='%s', suffix='%s'", st->id, st->name, rd->id, rd->name, rs->prefix, rs->suffix);
+
+    rrddimvar_free_variables(rs);
+
+    if(rd->variables == rs) {
+        debug(D_VARIABLES, "RRDDIMSET removing first entry for chart id '%s' name '%s', dimension id '%s', name '%s'", st->id, st->name, rd->id, rd->name);
+        rd->variables = rs->next;
+    }
+    else {
+        debug(D_VARIABLES, "RRDDIMSET removing non-first entry for chart id '%s' name '%s', dimension id '%s', name '%s'", st->id, st->name, rd->id, rd->name);
+        RRDDIMVAR *t;
+        for (t = rd->variables; t && t->next != rs; t = t->next) ;
+        if(!t) error("RRDDIMVAR '%s' not found in dimension '%s/%s' variables linked list", rs->key_name, st->id, rd->id);
+        else t->next = rs->next;
+    }
+
+    freez(rs->prefix);
+    freez(rs->suffix);
+    freez(rs);
+}
+