void range_request_warn_type(range_request* rr, const char* type, const char* node)
{
range* nodes;
if (!rr->warn_enabled) return;
if (!rr->warn_type)
rr->warn_type = set_new(rr->pool, 0);
/* nodes that generated a particular warning type */
nodes = set_get_data(rr->warn_type, type);
if (!nodes) {
nodes = range_new(rr);
set_add(rr->warn_type, type, nodes);
}
range_add(nodes, node);
}
int set_set_colors(Quark *pset, unsigned int color)
{
set *p = set_get_data(pset);
GraceApp *gapp = gapp_from_quark(pset);
if (!p || !gapp) {
return RETURN_FAILURE;
}
if (color < number_of_colors(grace_get_canvas(gapp->grace))) {
p->line.line.pen.color = color;
p->sym.line.pen.color = color;
p->sym.fillpen.color = color;
p->errbar.pen.color = color;
quark_dirtystate_set(pset, TRUE);
return RETURN_SUCCESS;
} else {
return RETURN_FAILURE;
}
}
range* rangefunc_get_admin(range_request* rr, range** r)
{
range* ret = range_new(rr);
if (!validate_range_args(rr, r, 1)) {
return ret;
}
range* n = r[0];
apr_pool_t* pool = range_request_pool(rr);
const char** in_nodes = range_get_hostnames(pool, n);
set* node_admin = set_new(pool, 40000);
range* admins_r = _expand_cluster(rr, "HOSTS", "KEYS");
const char** admins = range_get_hostnames(pool, admins_r);
const char** p_admin = admins;
while (*p_admin) {
range* nodes_r = _expand_cluster(rr, "HOSTS", *p_admin);
const char** nodes = range_get_hostnames(pool, nodes_r);
const char** p_nodes = nodes;
while (*p_nodes) {
set_add(node_admin, *p_nodes, (void*)*p_admin);
++p_nodes;
}
++p_admin;
}
while (*in_nodes) {
const char* admin = set_get_data(node_admin, *in_nodes);
if (!admin) {
range_request_warn_type(rr, "NO_ADMIN", *in_nodes);
}
else {
range_add(ret, admin);
}
in_nodes++;
}
return ret;
}
double set_get_ybase(Quark *pset)
{
double ybase = 0.0;
double xmin, xmax, ymin, ymax;
Quark *gr;
set *p;
world w;
if (!pset) {
return 0.0;
}
gr = get_parent_graph(pset);
p = set_get_data(pset);
graph_get_world(gr, &w);
set_get_minmax(pset, &xmin, &xmax, &ymin, &ymax);
switch (p->line.baseline_type) {
case BASELINE_TYPE_0:
ybase = 0.0;
break;
case BASELINE_TYPE_SMIN:
ybase = ymin;
break;
case BASELINE_TYPE_SMAX:
ybase = ymax;
break;
case BASELINE_TYPE_GMIN:
ybase = w.yg1;
break;
case BASELINE_TYPE_GMAX:
ybase = w.yg2;
break;
default:
errmsg("Wrong type of baseline");
}
return ybase;
}
range* rangefunc_get_cluster(range_request* rr, range** r)
{
range* ret = range_new(rr);
apr_pool_t* pool = range_request_lr_pool(rr);
const char** nodes = range_get_hostnames(pool, r[0]);
const char** p_nodes = nodes;
set* node_cluster = _get_clusters(rr);
while (*p_nodes) {
apr_array_header_t* clusters = set_get_data(node_cluster, *p_nodes);
if (!clusters)
range_request_warn_type(rr, "NO_CLUSTER", *p_nodes);
else {
/* just get one */
const char* cluster = ((const char**)clusters->elts)[0];
assert(cluster);
range_add(ret, cluster);
}
++p_nodes;
}
return ret;
}
static set* _cluster_keys(range_request* rr, apr_pool_t* pool,
const char* cluster, const char* cluster_file)
{
char line[32768];
char* p;
int ovector[30];
apr_array_header_t* working_range;
set* sections;
char* section;
char* cur_section;
apr_pool_t* req_pool = range_request_pool(rr);
int line_no;
FILE* fp = fopen(cluster_file, "r");
if (!fp) {
range_request_warn(rr, "%s: %s not readable", cluster, cluster_file);
return set_new(pool, 0);
}
if (!include_re) {
const char* error;
include_re = pcre_compile(INCLUDE_RE, 0, &error, ovector, NULL);
assert(include_re);
exclude_re = pcre_compile(EXCLUDE_RE, 0, &error, ovector, NULL);
assert(exclude_re);
}
sections = set_new(pool, 0);
section = cur_section = NULL;
working_range = apr_array_make(req_pool, 1, sizeof(char*));
line_no = 0;
while (fgets(line, sizeof line, fp)) {
int len;
int count;
line_no++;
line[sizeof line - 1] = '\0';
len = strlen(line);
if (len+1 >= sizeof(line) && line[len - 1] != '\n') {
/* incomplete line */
fprintf(stderr, "%s:%d lines > 32767 chars not supported\n", cluster_file, line_no);
exit(-1);
}
line[--len] = '\0'; /* get rid of the \n */
for (p = line; *p; ++p)
if (*p == '#') {
*p = '\0';
break;
}
len = strlen(line);
if (len == 0) continue;
for (p = &line[len - 1]; isspace(*p); --p) {
*p = '\0';
--len;
}
if (!*line) continue;
if (!(isspace(*line))) {
cur_section = apr_pstrdup(pool, line);
continue;
}
if (section && strcmp(cur_section, section) != 0) {
set_add(sections, section,
apr_array_pstrcat(pool, working_range, ','));
working_range = apr_array_make(req_pool, 1, sizeof(char*));
}
section = cur_section;
count = pcre_exec(include_re, NULL, line, len,
0, 0, ovector, 30);
if (count > 0) {
line[ovector[3]] = '\0';
*(char**)apr_array_push(working_range) =
apr_psprintf(pool, "(%s)",
_substitute_dollars(pool, cluster, &line[ovector[2]]));
continue;
}
count = pcre_exec(exclude_re, NULL, line, len,
0, 0, ovector, 30);
if (count > 0) {
line[ovector[3]] = '\0';
*(char**)apr_array_push(working_range) =
apr_psprintf(pool, "-(%s)",
_substitute_dollars(pool, cluster, &line[ovector[2]]));
}
}
fclose(fp);
if (cur_section)
set_add(sections, cur_section,
apr_array_pstrcat(pool, working_range, ','));
set_add(sections, "KEYS", _join_elements(pool, ',', sections));
set_add(sections, "UP", set_get_data(sections, "CLUSTER"));
if (set_get(sections, "ALL") && set_get(sections, "CLUSTER"))
set_add(sections, "DOWN",
apr_psprintf(pool, "(%s)-(%s)",
(char*)set_get_data(sections, "ALL"),
(char*)set_get_data(sections, "CLUSTER")));
return sections;
}
static vips* _parse_cluster_vips(range_request* rr, const char* cluster)
{
struct stat st;
int ovector[30];
char line[32768];
int line_no;
FILE* fp;
apr_pool_t* req_pool = range_request_pool(rr);
apr_pool_t* lr_pool = range_request_lr_pool(rr);
libcrange* lr = range_request_lr(rr);
set* cache = libcrange_get_cache(lr, "nodescf:cluster_vips");
const char* vips_path = apr_psprintf(req_pool, "%s/%s/vips.cf",
nodescf_path, cluster);
vips* v;
if (!cache) {
cache = set_new(lr_pool, 0);
libcrange_set_cache(lr, "nodescf:cluster_vips", cache);
}
if (stat(vips_path, &st) == -1) {
range_request_warn_type(rr, "NOVIPS", cluster);
return _empty_vips(rr);
}
v = set_get_data(cache, vips_path);
if (!v) {
v = apr_palloc(lr_pool, sizeof(struct vips));
apr_pool_create(&v->pool, lr_pool);
v->vips = set_new(v->pool, 0);
v->viphosts = set_new(v->pool, 0);
v->mtime = st.st_mtime;
set_add(cache, vips_path, v);
}
else {
time_t cached_mtime = v->mtime;
if (cached_mtime != st.st_mtime) {
apr_pool_clear(v->pool);
v->vips = set_new(v->pool, 0);
v->viphosts = set_new(v->pool, 0);
v->mtime = st.st_mtime;
}
else /* current cached copy is good */
return v;
}
/* create / update the current cached copy */
fp = fopen(vips_path, "r");
if (!fp) {
range_request_warn_type(rr, "NOVIPS", cluster);
return _empty_vips(rr);
}
if (!vips_re) {
const char* error;
vips_re = pcre_compile("^(\\S+)\\s+(\\S+)\\s+(\\S+)\\s*$", 0, &error,
ovector, NULL);
assert(vips_re);
}
line_no = 0;
while (fgets(line, sizeof line, fp)) {
int len;
int count;
char* p;
line_no++;
line[sizeof line - 1] = '\0';
len = strlen(line);
if (len+1 >= sizeof(line) && line[len - 1] != '\n') {
/* incomplete line */
fprintf(stderr, "%s:%d lines > 32767 chars not supported\n", vips_path, line_no);
exit(-1);
}
line[--len] = '\0'; /* get rid of the \n */
for (p = line; *p; ++p)
if (*p == '#') {
*p = '\0';
break;
}
len = strlen(line);
if (len == 0) continue;
for (p = &line[len - 1]; isspace(*p); --p) {
*p = '\0';
--len;
}
if (!*line) continue;
/* 68.142.248.161 as301000 eth0:1 */
count = pcre_exec(vips_re, NULL, line, len, 0, 0, ovector, 30);
if (count == 4) {
line[ovector[3]] = '\0';
line[ovector[5]] = '\0';
line[ovector[7]] = '\0';
set_add(v->vips, &line[ovector[2]], 0);
set_add(v->viphosts, &line[ovector[4]], 0);
}
}
fclose(fp);
return v;
}
const char* libcrange_getcfg(libcrange* lr, const char* what)
{
if (lr == NULL) lr = get_static_lr();
return set_get_data(lr->vars, what);
}
