int
stratcon_line_to_javascript(noit_http_session_ctx *ctx, char *in_buff,
u_int32_t *inc_id) {
char buffer[1024];
char *scp, *ecp, *token, *buff;
int i, len, cnt;
const char *v, *cb = NULL;
noit_hash_table json = NOIT_HASH_EMPTY;
noit_http_request *req = noit_http_session_request(ctx);
char s_inc_id[42];
char **outrows = NULL;
cb = noit_http_request_querystring(req, "cb");
for(v = cb; v && *v; v++)
if(!((*v >= '0' && *v <= '9') ||
(*v >= 'a' && *v <= 'z') ||
(*v >= 'A' && *v <= 'Z') ||
(*v == '_') || (*v == '.'))) {
cb = NULL;
break;
}
if(!cb) cb = "window.parent.plot_iframe_data";
#define BAIL_HTTP_WRITE do { \
if(outrows) { \
for(i=0;i<cnt;i++) if(outrows[i]) free(outrows[i]); \
free(outrows); \
} \
noit_hash_destroy(&json, NULL, free); \
noitL(noit_error, "javascript emit failed: %s:%s:%d\n", \
__FILE__, __FUNCTION__, __LINE__); \
return -1; \
} while(0)
#define PROCESS_NEXT_FIELD(t,l) do { \
if(!*scp) goto bad_row; \
ecp = strchr(scp, '\t'); \
if(!ecp) goto bad_row; \
t = scp; \
l = (ecp-scp); \
scp = ecp + 1; \
} while(0)
#define PROCESS_LAST_FIELD(t,l) do { \
if(!*scp) ecp = scp; \
else { \
ecp = scp + strlen(scp); /* Puts us at the '\0' */ \
if(*(ecp-1) == '\n') ecp--; /* We back up on letter if we ended in \n */ \
} \
t = scp; \
l = (ecp-scp); \
} while(0)
noitL(noit_error, "recv(%s)\n", in_buff);
if(in_buff[0] == 'B' && in_buff[1] != '\0' && in_buff[2] == '\t') {
cnt = noit_check_log_b_to_sm(in_buff, strlen(in_buff), &outrows);
}
else {
cnt = 1;
outrows = malloc(sizeof(*outrows));
outrows[0] = strdup(in_buff);
}
for(i=0; i<cnt; i++) {
buff = outrows[i];
if(!buff) continue;
noitL(noit_error, "recv_xlt(%s)\n", buff);
scp = buff;
PROCESS_NEXT_FIELD(token,len); /* Skip the leader */
if(buff[1] == '\t' && (buff[0] == 'M' || buff[0] == 'S')) {
char target[256], module[256], name[256], uuid_str[UUID_STR_LEN+1];
noit_http_request *req = noit_http_session_request(ctx);
noit_hash_table *qs;
noit_hash_iter iter = NOIT_HASH_ITER_ZERO;
const char *key;
int klen, i=0;
void *vval;
char type[2] = { '\0', '\0' };
type[0] = buff[0];
#define ra_write(a,b) if(noit_http_response_append(ctx, a, b) == noit_false) BAIL_HTTP_WRITE
snprintf(s_inc_id, sizeof(s_inc_id), "script-%08x", (*inc_id)++);
snprintf(buffer, sizeof(buffer), "<script id=\"%s\">%s({", s_inc_id, cb);
ra_write(buffer, strlen(buffer));
qs = noit_http_request_querystring_table(req);
while(noit_hash_next(qs, &iter, &key, &klen, &vval)) {
if(!strcmp(key, "cb")) continue;
noit_hash_store(&json, key, klen, strdup(vval ?(char *)vval : "true"));
}
/* Time */
noit_hash_store(&json, "script_id", 9, strdup(s_inc_id));
noit_hash_store(&json, "type", 4, strdup(type));
PROCESS_NEXT_FIELD(token,len);
noit_hash_store(&json, "time", 4, noit__strndup(token, len));
/* UUID */
PROCESS_NEXT_FIELD(token,len);
noit_check_extended_id_split(token, len, target, sizeof(target),
module, sizeof(module), name, sizeof(name),
uuid_str, sizeof(uuid_str));
if(*uuid_str)
noit_hash_store(&json, "id", 2,
noit__strndup(uuid_str, strlen(uuid_str)));
if(*target)
noit_hash_store(&json, "check_target", 12,
noit__strndup(target, strlen(target)));
if(*module)
noit_hash_store(&json, "check_module", 12,
noit__strndup(module, strlen(module)));
if(*name)
noit_hash_store(&json, "check_name", 10,
noit__strndup(name, strlen(name)));
if(buff[0] == 'M') {
/* name */
PROCESS_NEXT_FIELD(token,len);
noit_hash_store(&json, "metric_name", 11, noit__strndup(token, len));
/* type */
PROCESS_NEXT_FIELD(token,len);
noit_hash_store(&json, "metric_type", 11, noit__strndup(token, len));
/* value */
PROCESS_LAST_FIELD(token,len); /* value */
noit_hash_store(&json, "value", 5, noit__strndup(token, len));
}
else if(buff[0] == 'S') {
/* state */
PROCESS_NEXT_FIELD(token,len);
noit_hash_store(&json, "check_state", 11, noit__strndup(token, len));
/* availability */
PROCESS_NEXT_FIELD(token,len);
noit_hash_store(&json, "check_availability", 18, noit__strndup(token, len));
/* duration */
PROCESS_NEXT_FIELD(token,len);
noit_hash_store(&json, "check_duration_ms", 17, noit__strndup(token, len));
/* status */
PROCESS_LAST_FIELD(token,len);
noit_hash_store(&json, "status_message", 14, noit__strndup(token, len));
}
memset(&iter, 0, sizeof(iter));
while(noit_hash_next(&json, &iter, &key, &klen, &vval)) {
char *val = (char *)vval;
if(i++) ra_write(",", 1);
ra_write("\"", 1);
ra_write(key, klen);
ra_write("\":\"", 3);
while(*val) {
if(*val == '\"' || *val == '\\') {
ra_write((char *)"\\", 1);
}
if(isprint(*val)) {
ra_write((char *)val, 1);
}
else {
char od[5];
snprintf(od, sizeof(od), "\\%03o", *((unsigned char *)val));
ra_write(od, strlen(od));
}
val++;
}
ra_write("\"", 1);
}
snprintf(buffer, sizeof(buffer), "});</script>\n");
ra_write(buffer, strlen(buffer));
if(noit_http_response_flush(ctx, noit_false) == noit_false) BAIL_HTTP_WRITE;
}
noit_hash_destroy(&json, NULL, free);
memset(&json, 0, sizeof(json));
}
if(outrows) {
for(i=0;i<cnt;i++) if(outrows[i]) free(outrows[i]);
free(outrows);
}
return 0;
bad_row:
BAIL_HTTP_WRITE;
}
int
stratcon_line_to_javascript(noit_http_session_ctx *ctx, char *buff,
u_int32_t inc_id) {
char buffer[1024];
char *scp, *ecp, *token;
int len;
void *vcb;
const char *v, *cb = NULL;
noit_hash_table json = NOIT_HASH_EMPTY;
char s_inc_id[42];
snprintf(s_inc_id, sizeof(s_inc_id), "script-%08x", inc_id);
if(noit_hash_retrieve(&ctx->req.querystring, "cb", strlen("cb"), &vcb))
cb = vcb;
for(v = cb; v && *v; v++)
if(!((*v >= '0' && *v <= '9') ||
(*v >= 'a' && *v <= 'z') ||
(*v >= 'A' && *v <= 'Z') ||
(*v == '_') || (*v == '.'))) {
cb = NULL;
break;
}
if(!cb) cb = "window.parent.plot_iframe_data";
#define BAIL_HTTP_WRITE do { \
noit_hash_destroy(&json, NULL, free); \
noitL(noit_error, "javascript emit failed: %s:%s:%d\n", \
__FILE__, __FUNCTION__, __LINE__); \
return -1; \
} while(0)
#define PROCESS_NEXT_FIELD(t,l) do { \
if(!*scp) goto bad_row; \
ecp = strchr(scp, '\t'); \
if(!ecp) goto bad_row; \
t = scp; \
l = (ecp-scp); \
scp = ecp + 1; \
} while(0)
#define PROCESS_LAST_FIELD(t,l) do { \
if(!*scp) ecp = scp; \
else { \
ecp = scp + strlen(scp); /* Puts us at the '\0' */ \
if(*(ecp-1) == '\n') ecp--; /* We back up on letter if we ended in \n */ \
} \
t = scp; \
l = (ecp-scp); \
} while(0)
scp = buff;
PROCESS_NEXT_FIELD(token,len); /* Skip the leader */
if(buff[0] == 'M') {
noit_hash_iter iter = NOIT_HASH_ITER_ZERO;
const char *key;
int klen, i=0;
void *vval;
#define ra_write(a,b) if(noit_http_response_append(ctx, a, b) == noit_false) BAIL_HTTP_WRITE
snprintf(buffer, sizeof(buffer), "<script id=\"%s\">%s({", s_inc_id, cb);
ra_write(buffer, strlen(buffer));
while(noit_hash_next(&ctx->req.querystring, &iter, &key, &klen, &vval)) {
if(!strcmp(key, "cb")) continue;
noit_hash_store(&json, key, klen, strdup(vval ?(char *)vval : "true"));
}
/* Time */
noit_hash_store(&json, "script_id", 9, strdup(s_inc_id));
noit_hash_store(&json, "type", 4, strdup("M"));
PROCESS_NEXT_FIELD(token,len);
noit_hash_store(&json, "time", 4, noit__strndup(token, len));
/* UUID */
PROCESS_NEXT_FIELD(token,len);
noit_hash_store(&json, "id", 2, noit__strndup(token, len));
/* name */
PROCESS_NEXT_FIELD(token,len);
noit_hash_store(&json, "metric_name", 11, noit__strndup(token, len));
/* type */
PROCESS_NEXT_FIELD(token,len);
noit_hash_store(&json, "metric_type", 11, noit__strndup(token, len));
/* value */
PROCESS_LAST_FIELD(token,len); /* value */
noit_hash_store(&json, "value", 5, noit__strndup(token, len));
memset(&iter, 0, sizeof(iter));
while(noit_hash_next(&json, &iter, &key, &klen, &vval)) {
char *val = (char *)vval;
if(i++) ra_write(",", 1);
ra_write("'", 1);
ra_write(key, klen);
ra_write("':\"", 3);
while(*val) {
if(*val == '\"' || *val == '\\') {
ra_write((char *)"\\", 1);
}
if(isprint(*val)) {
ra_write((char *)val, 1);
}
else {
char od[5];
snprintf(od, sizeof(od), "\\%03o", *((unsigned char *)val));
ra_write(od, strlen(od));
}
val++;
}
ra_write("\"", 1);
}
snprintf(buffer, sizeof(buffer), "});</script>\n");
ra_write(buffer, strlen(buffer));
if(noit_http_response_flush(ctx, noit_false) == noit_false) BAIL_HTTP_WRITE;
}
noit_hash_destroy(&json, NULL, free);
return 0;
bad_row:
BAIL_HTTP_WRITE;
}