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client.go
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client.go
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package main
import (
"encoding/json"
"fmt"
// "net"
"strconv"
"strings"
"sync"
"time"
"crypto/tls"
"net/http"
"github.com/go-kit/log"
"github.com/go-kit/log/level"
"github.com/go-resty/resty/v2"
"github.com/imdario/mergo"
"github.com/mitchellh/copystructure"
"github.com/peekjef72/httpapi_exporter/encrypt"
"golang.org/x/exp/slices"
)
var (
ErrInvalidLogin = fmt.Errorf("invalid_login")
ErrInvalidQueryResult = fmt.Errorf("invalid_result_code")
// context deadline exceeded
ErrContextDeadLineExceeded = fmt.Errorf("global_scraping_timeout")
)
// Query wraps a sql.Stmt and all the metrics populated from it. It helps extract keys and values from result rows.
type Client struct {
client *resty.Client
// logContext []interface{}
logger log.Logger
sc map[string]*YAMLScript
// maybe better to use target symtab with a mutex.lock
symtab map[string]any
invalid_auth_code []int
// mutex to hold condition for global client to try to login()
// wait_mutex sync.Mutex
// wake_cond sync.Cond
// to protect the data during exchange
content_mutex *sync.Mutex
}
func newClient(target *TargetConfig, sc map[string]*YAMLScript, logger log.Logger, gc *GlobalConfig) *Client {
cl := &Client{
// logContext: []interface{}{},
logger: logger,
sc: sc,
symtab: map[string]any{},
invalid_auth_code: gc.invalid_auth_code,
}
params := &ClientInitParams{
Scheme: target.Scheme,
Host: target.Host,
Port: target.Port,
BaseUrl: target.BaseUrl,
AuthConfig: target.AuthConfig,
ProxyUrl: target.ProxyUrl,
VerifySSL: bool(target.verifySSL),
VerifySSLUserSet: target.verifySSLUserSet,
ScrapeTimeout: time.Duration(target.ScrapeTimeout),
QueryRetry: target.QueryRetry,
}
cl.symtab["__collector_id"] = target.Name
cl.Init(params)
delete(cl.symtab, "__collector_id")
return cl
}
// *********************
// func TimeoutDialer(cTimeout time.Duration) func(net, addr string) (c net.Conn, err error) {
// return func(netw, addr string) (net.Conn, error) {
// conn, err := net.DialTimeout(netw, addr, cTimeout)
// if err != nil {
// return nil, err
// }
// return conn, nil
// }
// }
// ***********************
func (c *Client) Clone(target *TargetConfig) *Client {
//sync.Mutex{}
cl := &Client{
// logContext: []interface{}{},
logger: c.logger,
sc: c.sc,
// wait_mutex: sync.Mutex{},
// content_mutex: sync.Mutex{},
invalid_auth_code: c.invalid_auth_code,
}
var err error
var tmp any
tmp = c.symtab
if tmp, err = copystructure.Copy(c.symtab); err != nil {
level.Error(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"msg", "can't clone symbols table for new client")
return nil
}
if val, ok := tmp.(map[string]any); ok {
cl.symtab = val
} else {
cl.symtab = make(map[string]any)
}
params := &ClientInitParams{
Scheme: target.Scheme,
Host: target.Host,
Port: target.Port,
BaseUrl: target.BaseUrl,
AuthConfig: target.AuthConfig,
ProxyUrl: target.ProxyUrl,
VerifySSL: bool(target.verifySSL),
VerifySSLUserSet: target.verifySSLUserSet,
ScrapeTimeout: time.Duration(target.ScrapeTimeout),
QueryRetry: target.QueryRetry,
}
cl.Init(params)
// duplicate headers from source into clone
for header, values := range c.client.Header {
cl.client.SetHeader(header, values[0])
}
// duplicate cookies from source into clone
cl.client.SetCookies(cl.client.Cookies)
auth_set, _ := GetMapValueBool(c.symtab, "auth_set")
if auth_set && c.client.UserInfo != nil {
cl.client.UserInfo = &resty.User{
Username: c.client.UserInfo.Username,
Password: c.client.UserInfo.Password,
}
cl.symtab["auth_set"] = true
}
return cl
}
// set the url for client
func (c *Client) SetUrl(url string) string {
if _, ok := c.symtab["APIEndPoint"]; !ok {
err := fmt.Errorf("http base uri not found")
level.Error(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"errmsg", err)
return ""
}
base := c.symtab["APIEndPoint"].(string)
uri := fmt.Sprintf("%s/%s", base, strings.TrimPrefix(url, "/"))
c.symtab["uri"] = uri
level.Debug(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"uri", uri)
return uri
}
// func (c *Client) Synchronise(src *Client) error {
// c.content_mutex.Lock()
// src.content_mutex.Lock()
// defer func(){
// c.content_mutex.Unlock()
// src.content_mutex.Unlock()
// }()
// return nil
// }
// HTTP GET encapsulation
// func (c *Client) Get(
// uri string,
// params map[string]string,
// with_retry bool) (
// *resty.Response,
// any,
// error) {
// if c.auth_token == "" {
// err := c.Login()
// if err != nil {
// return nil, nil, err
// }
// }
// return c.Execute("GET", uri, params, nil, with_retry)
// }
// // Post PowerMax HTTP POST encapsulation
// func (c *Client) Post(
// uri string,
// body interface{},
// with_retry bool) (
// *resty.Response,
// any,
// error) {
// if c.auth_token == "" {
// err := c.Login()
// if err != nil {
// return nil, nil, err
// }
// }
// return c.Execute("POST", uri, nil, body, with_retry)
// }
// parse a response to a json map[string]interface{}
func (c *Client) getJSONResponse(resp *resty.Response) any {
var err error
// var data map[string]interface{}
// var data_map map[string]interface{}
var data any
body := resp.Body()
if len(body) > 0 {
content_type := resp.Header().Get("content-type")
if strings.Contains(content_type, "application/json") {
// tmp := make([]byte, len(body))
// copy(tmp, body)
err = json.Unmarshal(body, &data)
if err != nil {
level.Error(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"errmsg", fmt.Sprintf("Fail to decode json results %v", err))
}
}
}
return data
}
// sent HTTP Method to uri with params or body and get the reponse and the json obj
func (c *Client) Execute(
method, uri string,
params map[string]string,
body interface{}) (
// check_invalid_auth bool) (
*resty.Response,
any,
error) {
var err error
var data any
var query_retry int
var ok bool
// lock client until current request is performed
// c.mutex.Lock()
// defer c.mutex.Unlock()
url := c.SetUrl(uri)
level.Debug(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"msg", "querying httpapi",
"method", method,
"url", url)
if body != nil {
level.Debug(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"msg", "querying httpapi",
"method", method,
"url", url,
"body", fmt.Sprintf("%+v", body))
}
if len(params) > 0 {
level.Debug(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"msg", "querying httpapi",
"method", method,
"url", url,
"params", params)
}
if query_retry, ok = GetMapValueInt(c.symtab, "queryRetry"); !ok {
query_retry = 1
}
var resp *resty.Response
req := c.client.NewRequest()
if body != nil {
req.SetBody(body)
}
if len(params) > 0 {
req.SetQueryParams(params)
}
for i := 0; i <= query_retry; i++ {
resp, err = req.Execute(method, url)
if err == nil {
// check if retry and invalid auth to replat Ping() script
code := resp.StatusCode()
// if (i+1 < query_retry) && check_invalid_auth && slices.Contains(c.invalid_auth_code, code) {
if (i+1 < query_retry) && slices.Contains(c.invalid_auth_code, code) {
level.Debug(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"msg", "received invalid auth. start Ping()/Login()")
c.symtab["logged"] = false
// if r_val, ok := c.symtab["__coll_channel"]; ok {
// if coll_channel, ok := r_val.(chan<- int); ok {
// coll_channel <- MsgLogin
// c.symtab["logged"] = false
// }
// }
// if wake_cond, ok := c.symtab["__wake_cond"].(*sync.Cond); !ok {
// wake_cond.Signal()
// }
return resp, data, ErrInvalidLogin
// c.Clear()
// // c.auth_token = ""
// // c.client.Header.Del("x-hp3par-wsapi-sessionkey")
// status := false
// var err error
// var tmp any
// original_symtab := c.symtab
// if tmp, err = copystructure.Copy(c.symtab); err != nil {
// err = fmt.Errorf("can't clone symbols table for new client: %s", err)
// return resp, data, err
// }
// if val, ok := tmp.(map[string]any); ok {
// c.symtab = val
// } else {
// c.symtab = make(map[string]any)
// }
// // ** launch a login sequence with temporary symtab
// status, err = c.Login()
// resp = nil
// // ** reset original symtab for client
// c.symtab = original_symtab
// // ping/login is unsuccessfull : leave the loop
// if err != nil || !status {
// i = query_retry + 1
// if err == nil {
// err = fmt.Errorf("Ping() is unsuccessful: query stopped")
// return resp, data, err
// }
// } else {
// level.Debug(c.logger).Log("msg", fmt.Sprintf("Ping()/Login() successfull: retrying (%d)", i+1))
// }
} else {
data = c.getJSONResponse(resp)
i = query_retry + 1
}
c.symtab["response_headers"] = resp.Header()
} else {
level.Debug(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"msg", fmt.Sprintf("query unsuccessfull: retrying (%d)", i+1),
"errmsg", err)
code := resp.StatusCode()
if code == 599 || strings.Contains(err.Error(), "context deadline exceeded") {
err = ErrContextDeadLineExceeded
} else {
delete(c.symtab, "response_headers")
}
break
}
}
// something wrong with retry...
if resp == nil {
err = fmt.Errorf("empty response")
}
// REMOVED: must be call for when collector script is over not only when query is over !!
// if r_val, ok := c.symtab["__coll_channel"]; ok {
// if coll_channel, ok := r_val.(chan<- int); ok {
// coll_channel <- MsgDone
// level.Debug(c.logger).Log(
// "collid", CollectorId(c.symtab, c.logger),
// "script", ScriptName(c.symtab, c.logger),
// "msg", "MsgDone sent to channel.")
// }
// }
return resp, data, err
}
// add headers to client
func (cl *Client) proceedHeaders() error {
if r_headers, ok := cl.symtab["headers"]; ok {
// format: "header" "value"
var head_name, head_value, action string
var headers map[any]any
var err error
var ok bool
if headers, ok = r_headers.(map[any]any); ok {
for r_header, r_value := range headers {
// ** get header name
switch header := r_header.(type) {
case *Field:
if head_name, err = header.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
head_name = header
}
switch value := r_value.(type) {
case *Field:
if head_value, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
head_value = value
}
if head_value == "__delete__" || head_value == "__remove__" {
cl.client.Header.Del(head_name)
} else {
cl.client.SetHeader(head_name, head_value)
}
}
} else if headers_list, ok := r_headers.([]any); ok {
// format: "- name:header"\n value: "header_value" mode: add|delete
for _, map_header := range headers_list {
if headers, ok = map_header.(map[any]any); ok {
action = "add"
head_name = ""
head_value = ""
for r_key, r_value := range headers {
var key_name string
switch key_val := r_key.(type) {
case *Field:
if key_name, err = key_val.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
key_name = key_val
}
if key_name == "name" {
switch value := r_value.(type) {
case *Field:
if head_name, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
head_name = value
}
}
// get value
if key_name == "value" {
switch value := r_value.(type) {
case *Field:
if head_value, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
head_value = value
}
}
if key_name == "action" {
switch value := r_value.(type) {
case *Field:
if action, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
action = value
}
}
}
if head_name != "" && head_value != "" {
if action == "add" {
cl.client.SetHeader(head_name, head_value)
} else if action == "delete" || action == "remove" {
cl.client.Header.Del(head_name)
}
}
} else if headers, ok := map_header.(map[string]any); ok {
action = "add"
head_name = ""
head_value = ""
for key_name, r_value := range headers {
if key_name == "name" {
switch value := r_value.(type) {
case *Field:
if head_name, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
head_name = value
}
}
// get value
if key_name == "value" {
switch value := r_value.(type) {
case *Field:
if head_value, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
head_value = value
}
}
if key_name == "action" {
switch value := r_value.(type) {
case *Field:
if action, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
action = value
}
}
}
if head_name != "" && head_value != "" {
if action == "add" {
cl.client.SetHeader(head_name, head_value)
} else if action == "delete" || action == "remove" {
cl.client.Header.Del(head_name)
}
}
}
}
}
}
return nil
}
func UpdateCookie(cookies []*http.Cookie, cookie *http.Cookie) []*http.Cookie {
found := false
for index, http_cookie := range cookies {
if http_cookie.Name == cookie.Name {
cookies[index] = cookie
found = true
break
}
}
if !found {
cookies = append(cookies, cookie)
}
return cookies
}
func DeleteCookie(cookies []*http.Cookie, cookie_name string) []*http.Cookie {
for index, http_cookie := range cookies {
if http_cookie.Name == cookie_name {
cookies = append(cookies[:index], cookies[index+1:]...)
}
}
return cookies
}
// add cookie to client
func (cl *Client) proceedCookies() error {
if r_cookies, ok := cl.symtab["cookies"]; ok {
// format: name: "header" value: "value" path:
var (
cookie_name, cookie_value, cookie_path, cookie_domain, action string
cookie_max_age int
headers map[any]any
err error
ok bool
)
if headers, ok = r_cookies.(map[any]any); ok {
for r_header, r_value := range headers {
// ** get header name
switch header := r_header.(type) {
case *Field:
if cookie_name, err = header.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
cookie_name = header
}
switch value := r_value.(type) {
case *Field:
if cookie_value, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
cookie_value = value
}
if cookie_value == "__delete__" || cookie_value == "__remove__" {
cl.client.Cookies = DeleteCookie(cl.client.Cookies, cookie_name)
} else {
cookie := &http.Cookie{
Name: cookie_name,
Value: cookie_value,
}
cl.client.Cookies = UpdateCookie(cl.client.Cookies, cookie)
}
}
} else if cookies_list, ok := r_cookies.([]any); ok {
// format: "- name:header"\n value: "header_value" mode: add|delete
for _, map_cookie := range cookies_list {
if headers, ok = map_cookie.(map[any]any); ok {
action = "add"
cookie_name = ""
cookie_value = ""
cookie_path = ""
cookie_domain = ""
cookie_max_age = -1
for r_key, r_value := range headers {
var key_name string
switch key_val := r_key.(type) {
case *Field:
if key_name, err = key_val.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
key_name = key_val
}
if key_name == "name" {
switch value := r_value.(type) {
case *Field:
if cookie_name, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
cookie_name = value
}
} else if key_name == "value" {
// get value
switch value := r_value.(type) {
case *Field:
if cookie_value, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
cookie_value = value
}
} else if key_name == "domain" {
// get domain
switch value := r_value.(type) {
case *Field:
if cookie_domain, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
cookie_domain = value
}
} else if key_name == "path" {
// get path
switch value := r_value.(type) {
case *Field:
if cookie_path, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
cookie_path = value
}
} else if key_name == "action" {
switch value := r_value.(type) {
case *Field:
if action, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
action = value
}
}
}
if cookie_name != "" {
if action == "add" && cookie_value != "" {
cookie := &http.Cookie{
Name: cookie_name,
Value: cookie_value,
}
if cookie_path != "" {
cookie.Path = cookie_path
}
if cookie_domain != "" {
cookie.Domain = cookie_domain
}
if cookie_max_age != -1 {
cookie.MaxAge = cookie_max_age
}
cl.client.Cookies = UpdateCookie(cl.client.Cookies, cookie)
} else if action == "delete" || action == "remove" {
cl.client.Cookies = DeleteCookie(cl.client.Cookies, cookie_name)
}
}
} else if headers, ok := map_cookie.(map[string]any); ok {
action = "add"
cookie_name = ""
cookie_value = ""
cookie_path = ""
cookie_domain = ""
cookie_max_age = -1
for key_name, r_value := range headers {
if key_name == "name" {
switch value := r_value.(type) {
case *Field:
if cookie_name, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
cookie_name = value
}
} else if key_name == "value" {
// get value
switch value := r_value.(type) {
case *Field:
if cookie_value, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
cookie_value = value
}
} else if key_name == "domain" {
// get domain
switch value := r_value.(type) {
case *Field:
if cookie_domain, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
cookie_domain = value
}
} else if key_name == "path" {
// get path
switch value := r_value.(type) {
case *Field:
if cookie_path, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
cookie_path = value
}
} else if key_name == "action" {
switch value := r_value.(type) {
case *Field:
if action, err = value.GetValueString(cl.symtab, nil, false); err != nil {
return err
}
case string:
action = value
}
}
}
if cookie_name != "" {
if action == "add" && cookie_value != "" {
cookie := &http.Cookie{
Name: cookie_name,
Value: cookie_value,
}
if cookie_path != "" {
cookie.Path = cookie_path
}
if cookie_domain != "" {
cookie.Domain = cookie_domain
}
if cookie_max_age != -1 {
cookie.MaxAge = cookie_max_age
}
cl.client.Cookies = UpdateCookie(cl.client.Cookies, cookie)
} else if action == "delete" || action == "remove" {
cl.client.Cookies = DeleteCookie(cl.client.Cookies, cookie_name)
}
}
}
}
}
// reset cookies var in symbols table
// delete(cl.symtab, "cookies")
}
return nil
}
type CallClientExecuteParams struct {
Payload string
Method string
Url string
Debug bool
VarName string
OkStatus []int
AuthMode string
Username string
Password string
Token string
Timeout time.Duration
// Check_invalid_Auth bool
}
func (c *Client) callClientExecute(params *CallClientExecuteParams, symtab map[string]any) error {
// payload := fmt.Sprintf("{ \"user\":\"%s\",\"password\":\"%s\", \"sessionType\": 1}", c.user, c.password)
// if _, ok := symtab["data"]; !ok {
// err := fmt.Errorf("http data not found")
// level.Error(c.logger).Log("errmsg", err)
// return err
// }
var (
payload any
)
// payload_raw := symtab["data"].(string)
// if payload_raw == "" {
// payload = nil
// } else {
// payload = payload_raw
// }
if params.Payload == "" {
payload = nil
} else {
payload = params.Payload
}
// if _, ok := symtab["method"]; !ok {
// err := fmt.Errorf("http method not found")
// level.Error(c.logger).Log("errmsg", err)
// return err
// }
if params.Method == "" {
err := fmt.Errorf("http method not found")
level.Error(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"errmsg", err)
return err
}
method := strings.ToUpper(params.Method)
// if _, ok := symtab["url"]; !ok {
// err := fmt.Errorf("http url not found")
// level.Error(c.logger).Log("errmsg", err)
// return err
// }
// url := symtab["url"].(string)
if params.Url == "" {
err := fmt.Errorf("http url not found")
level.Error(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"errmsg", err)
return err
}
url := params.Url
old_values := make(map[string]string, 4)
auth_mode := GetMapValueString(symtab, "auth_mode")
if params.AuthMode != "" {
old_values["auth_mode"] = auth_mode
auth_mode = params.AuthMode
symtab["auth_mode"] = auth_mode
}
if params.Timeout != 0 {
old_values["timeout"] = fmt.Sprintf("%d", c.client.GetClient().Timeout)
c.client.SetTimeout(params.Timeout)
}
auth_set, _ := GetMapValueBool(symtab, "auth_set")
if !auth_set {
if auth_mode == "basic" {
passwd := GetMapValueString(symtab, "password")
if params.Password != "" {
old_values["password"] = passwd
passwd = params.Password
symtab["password"] = passwd
}
if strings.Contains(passwd, "/encrypted/") {
ciphertext := passwd[len("/encrypted/"):]
level.Debug(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"ciphertext", ciphertext)
user := GetMapValueString(symtab, "user")
if params.Username != "" {
old_values["user"] = user
user = params.Username
symtab["user"] = user
}
auth_key := GetMapValueString(symtab, "auth_key")
level.Debug(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"auth_key", auth_key)
cipher, err := encrypt.NewAESCipher(auth_key)
if err != nil {
err := fmt.Errorf("can't obtain cipher to decrypt")
// level.Error(c.logger).Log("errmsg", err)
return err
}
passwd, err = cipher.Decrypt(ciphertext, true)
if err != nil {
err := fmt.Errorf("invalid key provided to decrypt")
// level.Error(c.logger).Log("errmsg", err)
return err
}
c.client.SetBasicAuth(user, passwd)
passwd = ""
symtab["auth_set"] = true
delete(symtab, "auth_key")
}
} else if auth_mode == "token" {
auth_token := GetMapValueString(symtab, "auth_token")
if params.Token != "" {
old_values["auth_token"] = auth_token
auth_token = params.Token
symtab["auth_token"] = auth_token
}
if auth_token != "" {
c.client.SetAuthToken(auth_token)
}
}
}
// * check if returned status is valid or not: present in valid_status list
// if _, ok := symtab["ok_status"]; !ok {
// err := fmt.Errorf("ok_status not found")
// level.Error(c.logger).Log("errmsg", err)
// return err
// }
if len(params.OkStatus) <= 0 {
err := fmt.Errorf("ok_status not found")
level.Error(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"errmsg", err)
return err
}
valid_status := params.OkStatus
var_name := params.VarName
//******************
//* play the request
// resp, data, err := c.Execute(method, url, nil, payload, params.Check_invalid_Auth)
resp, data, err := c.Execute(method, url, nil, payload)
if err != nil {
// level.Error(c.logger).Log(
// "collid", CollectorId(c.symtab, c.logger),
// "script", ScriptName(c.symtab, c.logger),
// "errmsg", err)
return err
}
if params.Debug {
level.Debug(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"msg", "launch query debug",
"url", symtab["uri"].(string),
"results", string(resp.Body()))
}
// * get returned status
code := resp.StatusCode()
// * set it to symbols table so user can access it
symtab["results_status"] = code
if !slices.Contains(valid_status, code) {
symtab["query_status"] = false
level.Info(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"msg", fmt.Sprintf("invalid response status: (%d not in %v)",
code, valid_status))
// chead, err := json.Marshal(c.client.Header)
// cookies, err := json.Marshal(c.client.Cookies)
// rhead, err := json.Marshal( resp.Header())
level.Debug(c.logger).Log(
"collid", CollectorId(c.symtab, c.logger),
"script", ScriptName(c.symtab, c.logger),
"msg", fmt.Sprintf("invalid req headers: (%v) req cookies %v- response headers: (%v)",
c.client.Header, c.client.Cookies, resp.Header()))
err = ErrInvalidQueryResult
} else {
if data == nil {
err = fmt.Errorf("fail to decode json results: %s", err)
// level.Error(c.logger).Log("errmsg", err)
return err
} else {
if var_name != "" && var_name != "_" {