Promtail pipeline stage must contain only one key

Promtail pipeline stage must contain only one key. Jan 6, 2023 · This part of the Promtail configuration provides it. , each container in each new pod running in the Jul 9, 2023 · I am using pipeline stages to extract labels from each log line. We added these labels using the Promtail json stage. am I the only one with this issue? edit: solved,i forgot set cgo=1 Mar 27, 2022 · Using a Promtail config like this drops lines using OR from my two JSON fields. pipeline_stages: - timestamp: I know that these two keywords should be present somewhere in the stacktrace. 設定した順番で処理されます stageの種類で処理の優先度、とかはないです Mar 23, 2021 · Promtail and Grafana - json log file from docker container not displayed. Solved! I have log files with an almost RFC3339Nano formatted timestamp. Drop logs by regex AND length. The issue was with incorrect timestamp on the promtail pipeline stage. I tried all combinations, but I am not able to see the labels in Grafana. Loki distributed stack (swarm cluster) Deployment tool: docker swarm. - match: selector: '{name="promtail"}' stages: - docker{} But the configmap created is completely different, with the parsing stage of docker before the kubernetes_sd_configs - and I put the match at the end? Jul 7, 2022 · Hi, I deployed promtail with helm chart to receive syslog from rsyslogd and send them to Loki. You may need to change the port that the webserver listens on to something else or disable it with disable: true. ドキュメント. targets: - localhost Sep 24, 2021 · The kubernetes cluster where the promtail is deployed is configured with the switch -print-config-stderr, bellow is the output from one Documentation Dashboards Plugins Get Grafana Grafana Labs Community Forums Dec 22, 2022 · Column 1: Labels appended by Promtail in key-value pairs (currently filename & job) Column 2: The timestamp of when the log line was scraped by Promtail (I could use the timestamp from the log line itself by using the timestamp stage in the Promtail config pipeline, I chose not to for simplicity. Instead of getting the Unix timestamp form the log entry (which could have possibly worked), I decided to use 'time' as the timestamp, and modified the yaml as follows: - json: expressions: time: time. If you pass Promtail the flag -print-config-stderr or -log-config-reverse-order, (or -print-config-stderr=true ) Promtail will dump the entire config object it has created from the built in defaults combined first with overrides from config file, and second by overrides from flags. Jun 8, 2020 · Saved searches Use saved searches to filter your results more quickly May 19, 2023 · promtail. 000-0700. windows_events: use_incoming_timestamp: false. 24 and Promtail is no longer gathering logs in JSON format I’m guessing this is due to Dockershim being deprecated in 1. emilechaiban June 18, 2021, 2:17pm 1. If empty, uses the log message. In this section, I also marked a few labels that not comes out-of-the box e. Aug 10, 2021 · I couldn't get more than one label to be recognised and the only working label would work on one machine but not another, with the same config. Aug 21, 2016 · exception: A pipeline stage specification object must contain exactly one field. Install Promtail. You have refer to some actual value in labels section, session. Stages serve several purposes, more detail can be found here, however generally you extract data with regex or json stages into a temporary map which can then be use as labels or output or any of the other stages aside from Mar 29, 2022 · This topic was automatically closed 365 days after the last reply. expression: <string> # Name from extracted data to parse. To Reproduce Steps to reproduce the behavior: Stage yaml file: pipeline_stages: - match: selector: '{container_ Jul 23, 2023 · Stack Overflow Public questions & answers; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Talent Build your employer brand Jul 29, 2022 · Using Loki and Promtail and I have some JSON which I am looking to parse with a pipeline stage. Complex drop stage configurations specify multiple options in one stage or specify multiple drop stages. scrape_configs contains one or more entries which are executed for each discovered target (i. The syntax is identical to what Prometheus uses. And this is not supported since the name should be unique. Cause the pipeline will expand the templates more than once and the final pipeline would contain many steps with same name. format: 20060102T150405. Tried different parsing stages in the Promtail configuration, but still facing the same issue. The 'regex' Promtail pipeline stage. ServletException: Something bad happened. The reason I am not using find() because I read somewhere that it can increase performance. multiline: # Identify zero-width space as first line of a multiline block. scope'. Feb 17, 2021 · I'm using Loki with Promtail and wanted to add pipeline_stages to redact some sensitive information (PII logs). Share. The style is similar to the one shown in the example, but the number of fields in the json log may differ, as well as the number of rows in the stack-trace. eventlog_name: "Application". Mar 19, 2022 · Create a Promtail Configuration File # This is a regular Promtail configuration file with the caveat that you can only have one scrape config. And my promtail config looks like this. 771,Instruction details The 'geoip' Promtail pipeline stage. This topic was automatically closed 365 days after the last reply. you would then have a log line like. Then the extracted ip value is given as source to geoip stage. Provide details and share your research! But avoid . /promtail -config. Sep 22, 2021 · Hello Community, I have a legacy system which generates enormous amounts of logs. Reload to refresh your session. yaml -dry-run; Expected behavior Expected to see the log line how it will be passed to loki. file flag at the command line. Must be Counter. add pipepline_stages. 在使用MongoDB时，当使用OrderedDict时出现”A pipeline stage specification object must contain exactly one field”错误的原因是阶段指定对象中包含了多个字段。 为了解决这个问题，我们可以使用普通的字典对象代替OrderedDict，或者通过使用OrderedDict的 append 方法来逐个添加字段。 Jul 18, 2019 · In relabel_configs, I would like to get the filename label value to rewrite to a specific label. Configuration File Reference To specify which configuration file to load, pass the --config. 処理順序. Promtail discovers locations of log files and extract labels from them through the scrape_configs section in the config YAML. Each capture group must be named. Given the pipeline: Dec 12, 2020 · 1. Every Grafana Loki release includes binaries for Promtail which can be found on the Releases page as part of the release assets. Solution: Jul 5, 2018 · With the 0. Below is a snippet of my current promtail-config. scope. 0; Ran cat eventrouter. example. From the server configuration here 80 is the default port for the http API and metrics endpoints. Jun 27 22:19:09 notice: reason for BYE from 12345 / 0987634 - Network change to MOBILE Note Jan 21, 2020 · @cyriltovena If we support multiple keys in template, what would be the new key to the templated values? With the current logic, we reassign the templated value to the same extracted key. Related questions. log entry: {timestamp=2019-10- The second line will follow the same flow and will be added the label app with a value of promtail. Environment: Nov 23, 2013 · I have to convert this query from mysql to mongoDB using php select content_id ,member_id, content_type_id,social_network_id from recent_activty where content_type_id = 10 AND social_network_id Mar 28, 2022 · 1 1. To Reproduce Steps to reproduce the behavior: Installed promtail version 1. 200B is the Unicode code point for the zero-width space character. 2. 0 release there is included a pipeline which includes a json stage that allows extraction of json log data to be used in labels and/or metrics using JMESPath expressions. e. In my case it was as simple as: - timestamp: source: time. So the only way I can resolve this task - is to have multiple agents - one agent per application service. regex: # The RE2 regular expression. 1 Grafana shows only one log level (logs) (grafana + loki-distributed helm chart) 0 AWS cross account Loki promtail setup in EKS Mar 4, 2022 · It's being used for Promtail to parse labels from my logs. But expanding the entry gives you a well formed one. Jan 20, 2021 · promtail: add "max_age" field to configure cutoff for journal reading. servlet. When I Set the promtail configuation as pipline_stage to regex incoming log’s timepstamp and level,like this server: http_listen_port: 9080 grpc_listen_port: 0 http_server_read_timeout: 20s http_server_write_timeout: 10s grpc_server_max_recv_msg_size: 1048576 grpc_server_max_send_msg_size: 1048576 grpc_server_max_concurrent_streams: 512 log_level: info positions If the custom format has no year component specified, Promtail will assume that the current year according to the system’s clock should be used. # Note the string should be in single quotes. I configured my helm chart to the latest Promtail version (v2. Also, if you need to add labels to log lines, you can with a static_configs section. I’m trying to parse a log file containing Unix timestamps with Promtail, but am running into the following error: level=info ts=2021-06-18T14:10:00. But when I run apt install -y libsystemd-dev and go build --tags=promtail_journal_enabled . +"} | json produces pipeline error: 'JSONParserErr' for series Aug 5, 2022 · Thank you for the link but I am looking for Promtail integration. 这个错误发生在聚合操作中的某个阶段，表示该阶段的输入设置不正确 Jul 17, 2023 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. I will include an example of this at the end of Aug 5, 2022 · I met some stranger question. Jun 27, 2022 · Promtail : unable to set pipeline_stages with syslog config #6510. Example log below: level=info ts=2022-03-27T05 Jan 29, 2021 · Hey! That's right, the v0. scope doesn't exists so it fails to alter the value. Oct 7, 2019 · MongoDB aggregation failing because "pipeline stage specification object must contain exactly one field" Hot Network Questions Why is the retention of ability to synthesize non essential amino acids of negative survival value? Dec 2, 2019 · Saved searches Use saved searches to filter your results more quickly May 1, 2022 · You signed in with another tab or window. I used to use the default timestamp (time Promtail reads the line). 0 loki, promtail pipeline stage issue. The only thing I found is the drop Stage but this is the opposite I want. The regex stage parses the log line and ip is extracted. 4. I want to tail multiple logfiles from various locations. The problem I'm having is it's not working with positive lookahead (because I think promtail is written in go?) Anyway the logs are web logs and here are a few examples: Nov 6, 2023 · It has a multi stage parser dealing with URLs, user agent, etc. scrape_configs: - job_name: Test1. My original idea was to achieve something like that at the Promtail stage, and then just sent the modified final json result to Loki, so there is no need to extra process on the fly all the time. According to your suggestion, I don't quite understand how this can be implemented in the promtail configuration. bookmark_path: ". Oct 25, 2019 · I have a probleam to parse a json log with promtail, please, can somebody help me please. When trying to set the log entry pipeline as part of a pipeline May 2, 2023 · 1 Answer. 1. Started Promtail 2. The logs I am receiving from the promtail pod are like this: HELP promtail_targets_failed_total Number of failed targets. Aug 17, 2023 · loki, promtail pipeline stage issue. The Regex stage takes a regular expression and extracts captured named groups tobe used in further stages. But only almost. Outdated suggestions cannot be applied. The syntax used by the custom format defines the reference date and time using specific values for each component of the timestamp (i. You can use template to generate some value for it like: - template: source: session. MyProjectServletException and javax. Oct 5, 2023 · Promtail + Loki - Only shows some namespaces not all. I'm completely stuck. The first stage would create the following key-value pairs in the set of extracted data: extra: user=foo. To Reproduce Steps to reproduce the behavior: Started Loki 2. json_sub_key_name; output: regex_stage. Applying suggestions on deleted lines is not supported. [source Aug 9, 2021 · As well the /var/logs/ folder is empty in Promtail. This is the docker log format and there is a pipeline stage to parse this: - docker: {} Additionally there was an issue in the logs. Install using Docker Mar 31, 2022 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Error: MongoServerError: A pipeline stage specification object must contain exactly one field. The third stage uses LogQL to only execute the nested stages when there is a label of app whose value is loki. Pipeline. assert: command failed: {“operationTime” : Timestamp(1540226263, 7), “ok” : 0, “errmsg” : “A pipeline stage specification object must contain exactly one field. type: Counter # Describes the metric. A pipeline stage specification object must contain exactly one field. file promtail. I use Promtail to tail a log that contains JSON-formatted lines. - labels: unit: session. Say com. I try many configurantions, but don't parse the timestamp or other labels. 0 uploading local logs to loki through promtail Feb 7, 2023 · We recently upgraded to Kubernetes 1. yml server: http_listen_port: 9080 grpc_listen_port: 0 positions: filename: /tmp/positions. the solution was in loki config file. firstline: '^\x{200B}\[' max_wait_time: 3s. The symptom is that outputting logs to the json formatter results in an error: {namespace=~". 0, LogQL supports dynamic creation of labels on query: Aug 5, 2021 · Hi. Welcome to the community! “errmsg” : “A pipeline stage specification object must contain exactly one field. log | . Here is some example JSON. Mar 27, 2022 · I have the loki-stack helm chart installed on my k8s cluster and both prometheus and grafana seem to be running fine. you may wanna put an example data for each collections – Tobok Sitanggang Mar 9, 2023 at 0:36 Nov 8, 2019 · Hi, is there any best practice for using static_configs for multiple files. level: level. There are 4 types of stages: Parsing stages parse the current log line and extract data out of it Apr 21, 2023 · Others have run into this too – the general advice is that upping the number of open files allowed with ulimit tooling is the only real option. TYPE promtail_targets_failed_total counter. T Running promtail with dry-run arguments expects a client to be configured. The second stage will parse the value of extra from the extracted data as logfmt and append the following Aug 24, 2022 · pipeline_stages: # This stage is only going to run if the scraped target has a label # of "name" with value "promtail". go:45 msg="error creating promtail" error="failed to make file target manager: pipeline stage must contain only one key" When i remove the element pipeline_stages (and its children) it work correctly. Is my use case feasible with Promtail? The new first line matching regular expression is then \x {200B}\ [. Or in my case, you need to make sure that promtail is actually reading your config file and not Jul 1, 2023 · Example: Of the two log lines below, only this log line will end up in Loki. , Mon Jan 2 15:04:05 -0700 MST 2006 ). Only the static labels are available. You need to know that Promtail processes scraped logs in a pipeline. Here is my promtail config yaml file: loki へラベル付きのログを送信するためのエージェント サンプル promtail/promtail-config. 24 such that Docker may no longer be outputting the JSON file format it used to. yaml. 775552347Z caller=main. Attached are the sample log lines and confing info from Promtail. Closed. Log Lines Example: promtailのmultilineの設定がよくわからなかったので調べてたら、pipeline_stagesからちゃんと理解する必要がありました ので、一応最後のmultilineがメインです. – Vitaly Motov. and I am able to load and when I execute validateLab1(pipeline) I get following message. I tried to build promtail on my own for use first, as it may take a while for PR to be accepted. Oct 15, 2019 · source: json_key_name. I have tested "filename" and "__path__" into the source_labels. If undefined, default name "promtail_custom_" will be Dec 15, 2021 · Describe the bug Using promtail to send logs to loki with a multiline stage, promtail does not send the last line even after max_wait_time has been reached. In other words I need to delegate agent pipeline stage configuration to application service layer. Currently, I also deployed Grafana, Loki and Promtail within the same docker-compose network. New replies are no longer allowed. When I tried to set the timestamp from the log line instead, it didn’t work for a JSON object key starting with a @ like @timestamp. I taught max_age was for journal parsing which is not a single log file like in my case. I have no idea what else to try. In other words, promtail here may be the victim not the culprit. 26531019Z caller=tailer. In order to get this system attached to Loki my idea is to have a configuration that drops anything per default except lines that match a Regex ruleset. HELP request_duration_seconds Time (in seconds) spent serving HTTP requests. Looking at the documentation though, I spotted that starting with Loki 2. 0), and set the configuration to have these pipeline_stages (from the values. clients:-url: http: //localhost: 3100/loki/api/v1/push scrape_configs:-job_name: testing-my-job-drop pipeline_stages Oct 22, 2018 · when I query pipeline count it is giving 23 records. The geoip stage performs a lookup on the ip and populates the following labels: Apr 13, 2021 · Viewed 2k times. Hope it helps. 2 version. yaml file): Jun 18, 2021 · Grafana Loki. Zero-width space might not suite everyone. myproject. Add this suggestion to a batch that can be applied as a single commit. I did find a related thread though that indicated usually this is caused by another process on the same machine, not promtail itself. 11. leavel, class, thread. Asking for help, clarification, or responding to other answers. my application's services are deployed via docker-compose. 0 release next week updates the Promtail dependency and should have it included. . 0 which doesn't have the multiline stage in it. A detailed look at how to set up Promtail to process your log lines, including extracting metrics and labels. # This is required by the prometheus service discovery code but doesn't # really apply to Promtail which can ONLY look at files on the local machine # As such it should only have the value of localhost, OR it can be excluded # entirely and a default value of localhost will be applied by Promtail. Apr 5, 2023 · While trying to parse it using Transform option in GRAFANA, it's not reading the timestamp properly. - localhost. The pipeline stages (pipeline_stages) is used to transformlog entries and their labels after discovery and consists of a list of any of the items listed below. It works fine when I did not use sort and limit but I need them for this. There are about 27,000 entries in my test log, and of those only 2500 that are not uptimerobot, but when I go to grafana, it does not see apache_access. edited. 🎉 12 sandstrom, Infra-Red, dano0b, hd-deman, Nklya, gusutabopb, uhbif19, nhuray, tshm, TomaszKlosinski, and 2 more reacted with hooray emoji May 22, 2023 · I have tried to add some custom pipeline stages for parsing the logs by overriding the default config section in the values. I tried escaping the @ with an entity, single and double quoting the value, but Promtail kept rejecting the config or Feb 23, 2022 · That is a valid config, but it filters everything out. I also Used the json format in the grafana query: This webinar focuses on Grafana Loki configuration including agents Promtail and Docker; the Loki server; and Loki storage for popular backends. This webinar covers the challenges of scaling and securing logs, and how Grafana Enterprise Logs powered by Grafana Loki can help, cost-effectively. You signed out in another tab or window. Seeing no issues in the logs for the loki pod I checked the two promtail pods and one of them is having an issue with “creating targets”. This one works: scrape_configs: - job_name: grafana entry_parser: raw static_configs: - targets: - localhost labels: __path__: var/log/{loki,promtail}. This matches the first line in our case; the nested json stage then adds msg into the extracted map with a value of app1 log line. A pipeline is comprised of a set of stages. have an unrecognised pipeline stage of 160 x 192 pixels with only 128 bytes of memory? . Jun 8, 2021 · # The metric type. It is a common understanding that three pillars in the observability world help us to get a complete view of the status of our own platforms and systems: Logs, Traces Apr 30, 2019 · Checked the Promtail setup to make sure it's correctly collecting and sending logs to Loki. In one of those steps this sub json is created. time="2020-08-21 19:55:44" msg="line1line2line3" level Printing Promtail Config At Runtime. And the given log line: time=2012-11-01T22:08:41+00:00 app=loki level=WARN duration=125 message="this is a log line" extra="user=foo". Azure Log Analytics the table only shows the first characters of the stacktrace. /clients/cmd/promtail, I still get prompted that journal logging is not enabled. The new lines are escaped by in these encodings and for Promtail its still a single line. You must change the existing code in this line in order to create a valid suggestion. yaml clients: #khai báo l Documentation Dashboards Plugins Get Grafana Grafana Labs Community Forums All lines dropped by this drop stage would also increment the logentry_dropped_lines_total metric with a label reason="line_too_long" Complex drops. 12. File Target Discovery. MongoDB Aggregation Error: Pipeline stage specification object must contain exactly one field. Promtail is distributed as a binary, in a Docker container, or there is a Helm chart to install it in a Kubernetes cluster. 3. 0 release of the Agent is using Promtail v2. log: - labels: Jul 18, 2019 · You signed in with another tab or window. Aug 23, 2020 · The workaround for Loki < 2. 2 is to encode your multi line log statement in json or logfmt (preferably the later, as it is better readable without parsing). 1 with config: au Jun 8, 2020 · loki源码阅读之promtail 简单总结 一个promtail的client,负责发送日志(有批量和最大等待时间) 一个promtail的server,复制返回一些promtail的信息 一个promtail的targetmanagers targetmanager有比如filetargetmanager filetargetmanager中通过prometheus的discovery来管理targetsyncers targetsyncer管理targets target比如filetarget通过watch文件创建tailer May 19, 2020 · You can enter any custom date format in the format section in promtail’s YAML config file. Sep 23, 2022 · Promtail is configured with a default tenant_id=admins and a snippet is used to configure the pipeline stages to ‘mark’ all logs belonging to a specific tenant with the name of the tenant Configuring Promtail Promtail is configured in a YAML file (usually referred to as config. A pipeline is used to transform a single log line, its labels, and its timestamp. yaml) which contains information on the Promtail server, where positions are stored, and how to scrape logs from files. 错误信息：Pipeline stage specification object must contain exactly one field. The v0. Jul 30, 2019 · level=error ts=2019-07-30T14:10:54. Mar 22, 2022 · I don't understand the problem, I'm very new to MongoDB. {. There were extra line breaks in the multi line stacktrace, so this additional pipeline stage filters them: Mar 2, 2020 · Describe the bug Template stage does not work if log message does not contains all json expressions that json stage contains. ” Each pipeline stage should be enclosed in its own curly brackets as a document. "level": "info Dec 14, 2020 · Describe the bug In a Promtail pipeline that first merges multiple lines, then parses using a regex, and then modifies the output, the resulting log line displayed ignores the output stage and always shows the original merged log line. ”, “code” : 40323, Dec 17, 2021 · Unfortunatly, there are no errors about this in the promtail logs. yaml code:yaml server: http_listen_port: 9080 grpc Jan 27, 2022 · Hi @priyanka_shrivastva,. There is no value return when source_labels set to "filename". But the regex is always not working. Promtail gives the ability to read from any Kafka topics using the consumer strategy unlike the ones mentioned in the link above. xml". 1 ? Only one suggestion per line can be applied in a batch. I want to manipulate the syslog format to enhance Loki performance, but fail to make the template stage work properly. yaml file of the Promtail chart but for some reason none of my attempts changed anything as my json stages seem to not even get picked up or applied by Promtail. I'd like to process incoming windows events with a promtail pipeline stage to change the key inside the json message from {"levelText":"Error"} to {"level":"Error"}: - job_name: windows. I have this sample log below with typical syslog labels like app_name, facility, severity and so on I want to put some of those labels into the log line, and make the Mar 8, 2023 · one of the greatest thing of MongoDB is you can join collections even if there is nothing key reference. For instance, there are some log files in the directory. How can I adjust my config so that I only drop lines where http_user_agent = user agent 1 AND request = GET / HTTP/1. I have been able to integrate with Datadog, Prometheus+Grafana for the Kafka metrics in the past but am now looking for strictly Promtail integration. Loki seems alright as well except there are a number of namespaces missing from my logs. template: 'session. just don’t reject samples. [description: <string>] # Defines custom prefix name for the metric. go:125 component=tailer msg=“tail routine: started” path=/path/to/testlog. g. database. Jun 28, 2021 · Hi, I would like to check if Promtail supports multiple jobs under one scrape_config. The file is written in YAML format, defined by the schema below Jun 8, 2021 · Promtail is the solution when you need to provide metrics that are only present on the log traces of the software you need to monitor to provide a consistent monitoring platform. It works fine. Install the binary. You switched accounts on another tab or window. Then, I have the setting below in the relabel_configs of promtail. Following the getting-started guide, collecting and displaying the log files from /var/log with the config. /bookmark. saibug commented on Jun 27, 2022 •. The reason why I am asking this is because I require a different set of pipelines for both jobs. In the case of having multiple keys, we should create new extracted key with the templated values. log job: omd But it does not work when i try to include folders like: __path__: var/log/{loki,promtail,grafana Oct 19, 2022 · Hi there I am unable to send the original log date to loki, It send only the Scrapped timestamp to loki and when I visualize in Grafana I Could see the logs assigned to current timestamp (ts=****) when the Promtail pushed the logline to loki. It could be 2, it could be 5. Feb 25, 2022 · asperw March 3, 2022, 4:59am 2. Enclosed the details of log, Srape config and Promtail when an o Dry run and inspect mode Sample Log File 2021-08-11,00:00:01. Aug 12, 2020 · We can call same template more than once in one pipeline, but we can't call same templates in which there's named step. I have defined expressions and created a new JSON stage for every nested object/array, however the logs that I am parsing do not have a definite number of objects in an array. saibug opened this issue on Jun 27, 2022 · 7 comments. Feb 16, 2022 · I need to find some way to config Promtail (or Grafana Agent) within application docker compose file or application container itself. 当使用 MongoDB 聚合操作时，有时会遇到以下错误信息：. I searched online for this and found we can use PIPELINE STAGES in promtail to manage this. fc tt ym yc zl gm xj qw nd ep