Yq update file. yml file of: Copy a: b: - name: dog - name: cat.

Yq update file yaml file of: Copy a: b: [1, 2] then. 16. Simplify YAML processing and transformations. One day, yq might offer a save function (as there is a separate load function), but for now, the only way is to loop through the files in the calling environment, and execute yq individually for each one of them (see shelter's comment). e f Describe the solution you'd like yq w -i xxx. io/v1alpha2 kind: Cluster spec: kubernetesVersion: x. This is used to construct objects (or maps). yq supports merge aliases (like <<: *blah) however this is no longer in the standard yaml spec (1. template1. key1 | . Step 4: Trigger the Pipeline I'm trying to get the values of tenants in below yaml file using yq. yml file of: yq update yaml array using other yaml file's array. See the docs: -i, --inplace update the yaml file inplace of first yaml file given. [0]. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company yq update yaml array using other yaml file's array. Given a sample. yaml get_this: This accesses the subsection of the top-level node key given by the value of the The python version of yq acts like jq: $ pip3 install yq $ yq -r . k8s. yml update. role ${VALUE} --inplace update the yaml file inplace of first yaml file given. The third option might be useful if it is advantageous to avoid updating a file if there are no changes to it. . yml file of: Use the keys operator to return map keys or array indices. Here are the steps for installing the latest yq on Snap enabled systems like Ubuntu/Debian. 30. See the notes at bottom if yq: update deeply nested elements in yaml yq p <yaml_file> <path> See docs for path expression for more details. json && mv tmp. His suggestion changes Now if I want to write more than one value, I need to call yq multiple times. yml '(path==/mypath2). This is done by omitting the value argument: Given a sample document: We can change or update properties using the assign operator ‘=’. c | select(. Dynamically update a path from an environment variable. yml file right after. GitHub repo: mikefarah/yq 📚 Docs: link; 🛠️ Language: Go I'm trying to work out how I might be able to update the value in a yaml file that is piped in. 33. yq p <yaml_file> <path> See docs for path expression for more details. sty with global driver option(s) What does "first-visit" actually mean in Monte Carlo First Visit implementation Inactive voltage doubler circuit My sample yaml file looks like: cluster: a: val1 b: val2 c: val3 list: k1: - n11 - n2 k2: - n1 So, the jenkins pipeline takes 2 inputs, i. key2 = new_value' file. yq - Find and replace map value by map key. Simply pipe in parent expressions into has. This handles the 3 scenarios of having nothing in the array, having a single item and having multiple. Given the base/source file: #base. 3. I have a YAML file with semantic versioning number like this: version: 1. It is a YAML processor written in Go. With this out of the way, let’s learn the basics! The Basics. The following command should work for your task with version 4 of yq:. 8 of the application that was just build and push it as a new commit to the main branch. In addition to the most common = operator, yq supports other operators including |= as well. b. Given a Like the jq equivalents, variables are sometimes required for the more complex expressions (or swapping values between fields). The --tag flag can be used to override the tag type to force particular tags. With the help of the following command, we can replace the tag: yq -i '. But I am stuck on updating the key value pairs in an array (env). I have almost the identical scenario that @MartijnErmersI has posted. md at master · mikefarah/yq Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company YQ. The contents of the file will be as follows. name == Let's imagine a Helm chart with the following example values. yaml include: - directory: foo/foo1 - directory: bar/bar1 and the overlay file: but what I need is to rewrite the original file. 0'. yaml file in the ci folder in the configuration repo with the new version 1. string style, yaml style). This can be used against existing yaml, or to create fresh yaml documents. to edit a json file inplace with JQ like -i in sed I have found many solutions like. How to edit a file with multiple YAML documents in Python. yq --style double w -i myfile. Note that the first file in reality will have many routes but for demonstration purposes I am only showing the first in this example. yq can split out the results into multiple files with the --split-exp/s flag. It doesn't yet support everything jq does - but it does support the most common operations and functions, and more is update YAML file using YQ in GitlabCI. io annotations. Looking for a lightweight tool to parse YAML files? Look no further I recently bumped into yq, which is command-line YAML processor that is able to traverse YAML, sort by keys, update values, export to JSON, and much more. stuff' < myfile. Exemple. a | select(has("b")) | . role ${VALUE} Describe the bug how to pass environment variable as value? yq w temp. Typically you would have one entire JSON document per line, but the parser also supports multiple multi-line json documents. yaml data. set[]. update yaml file with yq version 4. Use the indent flag --indent/-I to control the number of spaces used for indentation. These are not "yq implementations" -- they're different programs that use the same name but have a slightly different syntax for both the expressions and their respective command lines. You switched accounts on kislyuk/yq is a YAML syntax aware parser which uses jq as its JSON processor. yq r examples/sample. Given a data1. Hot Network Questions Strange release name listed by apt? Rotating coins about triangles The Leibniz notation 'dx' in an integral is not italicized when an e is in the integrand. The merge functionality from yaml v1. Prefix a document. Speed up Terminalizer's terminal cast (record) I asked about how to edit yaml with yq. You will need to give this flag an expression (that returns a string), this I prepare a manifest file of Kubernetes, build a docker image from circleci in GitOps operation, push it to ECR, and at the same time, send PR of image tag change from circleci to GitHub. jpg c: d: 2 –from-file, which reads expressions from the file. In this article, I will illustrate how to update a deeply nested element in yaml. Linux Command Library. This is how you can consistently force it to be an array. Any valid expression can be used, be it a path . yml animals: - elephant Was this helpful? Operators. Add new values. image. This works, but I need to filter on my file, add some data, and place it back in the original. level = "warning"' log. eval takes a single argument, and evaluates that as a yq expression. yaml file, and pushes the changes to the remote repository. update YAML file using YQ in GitlabCI. yaml timestamp: 1620197250 user: root log: level: warning message: | Application exited with code 2 It's important to point out here, that by default the result is sent to standard output and not to the original file. _config. Having the following YAML how to using jq versions: - name: test1 version: &quot;0. YQ edit files with multiple document in place. The RHS expression is run against the matching nodes in the pipeline. Hot Network Questions Applying for NSF grant from Europe Center table headers over certain columns Different multimeters give massively different resistance readings when measuring between HV+ and In XML, if your array has a single item, then yq doesn't know its an array. To make in-place update Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Parsing YAML files using yq February 28, 2021 2 minute read . Hot Network Questions Is Take a look at the section 'Updating / writing documents' of the migration guide. Thanks to above command @StianOvrevage Just need to escape properly. Hot Network Questions Can not update chrome in ubuntu Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. yml sample If perl is around and you have YAML installed: For example, I can update de file inplace with this command: yq_windows_amd64 e -i m swagger. name = . Kubernetes YAML file with if-else condition. Is it possible to do it with yq? UPDATE: The question is about mikefarah/yq implementation which is installed with brew install yq. Update existing values. yq uses jq like synt yq is written in go - so you can download a dependency free binary for your platform and you are good to go! If you prefer there are a variety of package managers that can be used as well as Docker and Podman, all listed below. Originally posted by nicodmt April 9, 2024 Hi, I have a config. If the field to be updated does not exist, the update operation turns into add . b c -h,--help help for eval-all-C,--colors force print with colors-e,--exit-status set exit status if there are no matches or null or false is returned-I,--indent int sets indent level for output (default 2)-i,--inplace update the yaml file inplace of first yaml file given. yml, and. Hi, I have a config. With -y/-Y, files can be edited in place like with sed -i: yq -yi . Note that when doing this, you will need to use eval-all to ensure all yaml documents are loaded into memory before performing the merge (as opposed to eval which runs the expression once per document). yaml folder/app_deploy. Explanation: You can use the write command to update the quoting style of nodes, or their tags, without re-specifying the values. 4. I have a yaml file with the following content:--- spec: source: helm: parameters Sorts an array. yaml file so that the path 'c' prefixes the document. yml file Warning. myapp. /bin/yq write -i file. . Merging YAML files with yq, concatenating arrays. then. database database. ; In version 2 the parameter imageNo is calculated within the script from the current number of images. b = 10' then the output contains only the entries that matched the select, not the complete contents. yq - issue adding yaml into yaml. name The style operator can be used to get or set the style of nodes (e. Merging two yaml documents while concatenating arrays. json -o json -i in place update-P pretty print You can use the field [+] notation to append fields in yq v3. yaml kind-worker1 Or update the one where . yaml name: "My name" surname: "Foo" street_address: city: yq supports YAML update with the usual pattern yq e -i '. Email. name + " - " + . yaml that was used for replacing 5th doc (deployment) in application Kubernetes manifest yaml file. 1. Dockerfile FROM python:3 RUN apt-get update RUN apt-key adv --keyserver keyserver. use yq version4 to update yaml file. 0 <-- I want to change this and keep the structure of the file. Tip: This can be a useful way to parameterise complex scripts. Reload to refresh your session. Copy yq p-i data1. Follow use yq version4 to update yaml file. Here is a script which illustrates such a function: I use yq. Adding multiple lines to yaml file based on key. will update the data1. , the name of the input1 and To update a yaml file using yq command through jenkins pipeline. In this article, I will illustrate how to take a block of yaml from one file to populate a specific location in another. yq 'select(. Note that the fileIndex operator has a short alias of fi. How to replace the list value of a key in yaml file from another file? Hot Network Questions front derailleur cable routing What are rests in the realm of rhythm and melody? With this out of the way, let's learn the basics! The Basics All the commands we will be running will start with the same base of yq eval, followed by quoted expression and your YAML file. I have the following script which loops through to update the routes as necessary when the id's match: 👋 Looking for some guidance on the following scenario. 1 Mike Farah’s yq yaml processor has a a rich set of operators and functions for advanced usage. However, the solution offered by @mikefarah doesn't seem to add the pipe " | " to the "config. Hot Network Questions xcolor. yaml d. yaml in a specific place? Hot Network Questions What params to update yaml file with yq version 4. yq replace a value with another value of a map. containers[]. Use this to control the formatting of the document in yaml. In addition to the most common = operator, yq In this article, I will illustrate how to update a deeply nested element in yaml. b entry, which is not desired. Note that you can use string operators like + and sub to modify the value in the yaml file to a path that exists in your system. json as idiomatic YAML yq -P sample. md at master · mikefarah/yq. yaml - in case you're familiar with jq, then this See "yq eval --help" for more examples. Add Alternative (Default value) Anchor and Alias Operators Array to Map Assign (Update) Boolean Operators Collect into Array Column Comment Operators Compare Operators Contains Create, Collect into Object Date Time Delete Divide Document Index Encode / Decode Entries Env Variable Operators Equals Eval File Operators Filter Operator Flatten I am trying to change the bind_host: localhost to bind_host: 0. yaml” with following content : See more regular expression examples under the string operator docs. xx I would updating a few keys in a kubernetes yaml file using yq / jq. test. == "cat"), or an update . Copy yq--null-input '"the ${myenvnonexisting-dog} meows" | envsubst(nu)' will output. yq syntax to append a modified array element to The following yq 4 works if the update was for project-a. For advanced users this -i (in-place update) is needed, hope be added to jq. Asking for help, clarification, or responding to other answers. To get what you need in yq, you need to explicitly make a copy, you can do that by merging it in to an empty node. This tag tells other yaml parsers that this entry is a merge entry, as opposed to a regular string key that happens to have a value of <<:. http_port: 3000 Here Edit yaml objects in array with yq. I have given some tries as mentioned below but no luck. and finally. yq update yaml array using other yaml file's array. I download the app spec via the CLI and want to update that spec with new values if the jobs are done. yaml, but the new value spiksplinternieuw should be added. yml # Specify a command to be executed # like `/bin/bash -l`, `ls`, or any other commands # the default is You signed in with another tab or window. street_address. v2. VERSION scope: RUN_AND_BUILD_TIME value: v0. This also works for JSON output. Add Alternative (Default value) Anchor and Alias Operators Array to Map Assign (Update) Boolean Operators Collect into Array Column Comment Operators Compare Operators Contains Create, Collect into Object Date Time Delete Divide Document Index Encode / Decode Entries Env Variable Operators Equals Eval File Operators Filter Operator Flatten I searched and found that yq is a better tool for this. Currently yq only has multi-document support for the first document being merged into. Update value in yaml using yq and returning the whole yaml content. yml in place yq -i '. Where this might come handy? GitOps ! In cases like updating values. yq attempts to parse values intelligently, e. yaml file with a json object within that I need to change a value during YQ task run in pipeline. Since you asked about concatenated array, I am assuming file1. elephant donkey for file1. How to find distance matrix in matlab. 6. [path/to/file. json" object and the task creates a new field at the end (see config. 0. compute the distance between coordinates. However when I read values from this file, it only shows it till the line with '3 dashes' : no values past that. Step 4: Trigger the Pipeline. yaml” with following content : Describe the bug how to pass environment variable as value? yq w temp. The filter, the part under '. b c And we run a command: yq w -i xxx. metadata. Copy the dog meows. In v4 all these have been embedded into a single expression you specify to either the eval command (which runs the expression against each yaml document for each Mike Farah’s yq yaml processor has a a rich set of operators and functions for advanced usage. After modifying the file using yq it should look like below (only two lines have been added in the very end): apiVersion: kops. yaml file of: then. yaml file of: and data2. I have managed to update the values of some keys. env loads it up as env variables This file contains a set of steps that checks out the ProjectY repository, updates the D. I am new to YQ and trying to understand how to query and essentiallly update a YAML file that contains scalar YAML values but having a hard time understanding how to query the values and essentiall yq r <yaml_file|json_file> <path_expression> Returns the matching nodes of the path expression for the given yaml file (or STDIN). To update a YAML file in place, we will use a command line tool called yq. A filter that expects all array entries to be mappings may break due to the presence of string metadata keys. Note that this creates the array entries in Using yq to update a yaml file with artifacthub. For example, to query the first one, use document_index == 0 as filter (counting starts at 0):. Hot Network Questions Time travel short story: Someone travels back in time to the start of the 18th or 19th century. 6. You switched accounts on another tab or window. I have seen the env-variables-operators article in the yq docs, however I cannot find the relevant section. $ yq r file. And then only the child entries at that: Copy-h, --help help for eval-C, --colors force print with colors-e, --exit-status set exit status if there are no matches or null or false is returned-I, --indent int sets indent level for output (default 2)-i, --inplace update the yaml file inplace of first yaml file given. json. ' is applied on the JSON object, and the resulting JSON with the IP updated is formed and it is converted back to YAML format, because of the -y argument. Basically, I want yq to only add the missing values, but not change any existing ones. Very simple example of updating log level in our sample YAML: # yq eval '. – yq is a portable command-line YAML, JSON, XML, CSV, TOML and properties processor - yq/README. g. Use sort to sort an array as is, or sort_by(exp) to sort by a particular expression (e. Output the first element in a YAML file that contains only an array (v4+) $ yq eval '. You can load files of the following supported types: will update the data1. I can't use 'm' flag because throws error: yq_windows_amd64 m swagger. The parser can also handle multiple multi-line json documents in a single file (despite this not being in the JSON Lines / NDJSON spec). yaml file: myapp: image: tag: 8nf3u23e. So if you pass '03. yml and results. containers[0]. yml" yq '. Copy yq p data1. I am editing a kubernetes configmap on the fly. log. yaml - in case you're familiar with jq, then this First, a big thanks to @mikefarah for putting this wonderful tool together. Merging yaml files using yaml-merge in ubuntu. I tried to change the yaml file using yq command. The default value is 2. yml, file2. will output. tag = "my_new_tag"' values. The intent is to dynamically fetch the value depending on env variable. 1 I need to increment PATCH part of the version. Note that at this stage, yq only sorts scalar fields. The --in-place won't help me as it will change the file in place but just with this and I would loose the original data. In both file1. name' config. Multiple Let's imagine a Helm chart with the following example values. Hot Network Questions What params to use on GLM from statsmodels Why did the sw- in PIE *swenh₂ (to sound) change to zv- in Proto-Slavic *zvoniti (to ring), but sw- in *swéḱs (six) changed to š- in *šȅstь? which adds a new a. You will need to give this flag an expression (that returns a string), this How can I make changes in the yq command above to update the value for CONTEXT and return the whole yaml? I am using mikefarah/yq version v4. b c yq w -i xxx. dep. xx. For that I want to make both the pattern and the replacement value variable. Update JSON string field in yaml using yq. yaml env: -name: &quot;first&quot; value: 1 -name As a last step my CI pipeline for app1, that builds a docker image from the code in my application repo, should update the values. yq w -i xxx. See the Effortlessly parse and manipulate YAML files with yq, a versatile command-line tool for YAML data. For v3 i had the next script yq merge --doc 5 --inplace -x app. This file contains a set of steps that checks out the ProjectY repository, updates the D. yml # update myfile. Is it possible to do yq can split out the results into multiple files with the --split-exp/s flag. Update specific value in an array of key=value pairs in YAML. x v4. If I try use a filter such as yq eval '. yaml files when using Helm charts. Here's a contrived example: $ echo -n "ham and eggs" | ansible-vault encrypt_st [yq] does not create a copy of the data structure when you call . yml In your case, this will only work if the second file matched the structure of the first, (that is, it also has 'containers' as a parent): yq update yaml array using other yaml file's array. One exception to this would be pretty-printing of YAML files, in which case you would omit the expression - for example yq eval some. The explode operator normalises a yaml file (dereference (or expands) aliases and remove anchor names). With the Pipe the results of an expression into another. yq uses jq like syntax but works with yaml files as well as json. The env variable can be any valid yq expression. Install yq Here are the steps for installing the latest yq on Snap enabled systems yq: replace section of one yaml file with content section of another From your example (yq w), I assume you are using yq3. Hot Network Questions Why are languages commonly structured as trees? What flight company is responsible for transferring the What I want to do I want to install yq to edit some yaml files on a Docker container. yml should be like this: # file1. Using yq your task can be solved easily. Improve this question. name equals "kind-worker2" (which is the second one):. yml, the animals array contains a single index with a multiline string. e. iammappings' The above command uses prefix function and will replace in place. yml file of: Hi, I have a config. Provide details and share your research! But avoid . ubuntu. Hot Network Questions Why does the Apple II have In yq version, i know we could do a. yq version 4. YQ. All reactions. I prepare a manifest file of Kubernetes, build a docker image from circleci in GitOps operation, push it to ECR, and at the same time, send PR of image tag change from circleci to GitHub. 3. yaml - in case you're familiar with jq, then this is Currently I am trying to update a value in Github CI with YQ for my deployment on digital ocean app platform. How to prevent this behavior? input. Map keys. yaml example below, the last File operators are most often used with merge when needing to merge specific files together. To read root files you can: And to write to a root file you can either use : rmescandon/yq sudo apt update sudo apt yq update yaml array using other yaml file's array. Use yq to substitute string in a yaml file. However, what happens, is this: (v3) - yq merge - yq linux command man page: A lightweight and portable command-line YAML processor. yq is a portable command-line YAML, JSON, XML, CSV, TOML and properties processor - yq/README. YAML format from JSON in Linux. It can be used in either the: Which will set the LHS node values equal to the RHS node values. com --keyserver-optio Use eval to dynamically process an expression - for instance from an environment variable. d. Copy docker run--rm-v ${PWD}:/workdir mikefarah/yq yq [flags] < command Getting Started with yq Usage: yq [flags] yq [command] Examples: # yq defaults to 'eval' command if no command is specified. Automating key-value updates reduces human error and ensures consistency. # read the "stuff" node from "myfile. sed 's/: /=/' replaces the : with an equals xargs puts it all one one line. [0]' yq. How to calculate distance from a GPX file? 1. The bash script shows two slighty different versions: In version 1 the three parameters imageNo name and value are passed to yq. Editing any other file yaml, which carry versions and etc. yaml file with the merged result. json > tmp. Map array. – yq is a lightweight and portable command-line YAML processor. Install yq Here are the steps for installing the latest yq on Snap enabled systems like Ubuntu/Debian. Use to_entries to convert to an array of key/value pairs, sort the array using sort/sort_by/etc, and convert it back. v4. To read root files you can: And to write to a root file you can either use : rmescandon/yq sudo apt update sudo apt install yq-y. The naming of the genre Can I play different audios to different external monitors, at the same time? Are there any tests for knowing whether a topological space admits a CW yq update yaml array using other yaml file's array. yaml details. Lets take sample YAML file , called “test. If the field to be updated does not exist, the update operation turns into add. See docs for path expression for more details. 2. yaml '**' -ppv reads the yaml file and prints the paths and values. yq append multiple file into list yaml. In the expression where you use it twice, the elements of the splat refer to the same location in memory, so updating one updates both. This will do a similar thing to a lightweight and portable command-line YAML, JSON and XML processor. yq -iP '. x v3. yq is a great lightweight command-line tool for templating YAML files. json Available Commands: completion Generate the autocompletion script for the specified shell eval (default You signed in with another tab or window. 7. yaml before execution. But this makes it brittle. Like the bash operator. <<:has actually been removed in the 1. yaml; yq; Share. yaml 'eks. kubernetes; yaml; yq; Share. 0 where the bind_host is the 3rd layer nested value of YAML file Current value of File. The remaining yaml files will have their first document selected. Or if you want to update the whole array command you could do in v4. Note that there is also an additional ref operator that holds a reference (instead of a copy) of the path, allowing you to make multiple changes to the same path. 1 (e. yaml 'spec. yml file of: Copy a: b: - name: dog - name: cat. yml sample shyaml works too, but has an odd restriction that you can only redirect into it: $ pip3 install shyaml $ shyaml get-value test. My goal is to update the route in the first file with the value of the route in the second file. Given a update yaml file with yq version 4. Then, let’s change the street number: $ yq '. value' - value1 You can use select to filter the contents before querying/updating. database < database. x. This operator is used to provide alternative (or default) values when a particular expression is either null or false. foo=1 *. Port=3030' config. yml file of: I want to build a pipeline function that replaces a value in a yaml file. Is it possible to insert an element into a middle of array in YAML using YQ? Hot Network Questions Schengen Visa - Purpose vs Length of Stay Problems with relaxed PES scan in xtb How can I estimate the rotation between two cooordinate frames? I dont have any detail knowledge on yq. Update/Add Key. Use yq To Update Manifest Files. server: application_connectors: - type: http port: 8989 bind_host: localhost request_log: appenders: [] admin_connectors: - type: http port: 8990 bind_host: localhost So line 1 tm 5 should stay like in a. Search Ctrl + K. yq; How It Works; Last updated 1 year ago. env[]|select(. yaml spec: template: temp: vars: - name: first env: [] template2. How to patch array data of k8s yaml file on condition using yq? 2. Problems, unknown points. yq takes YAML input, converts it to JSON, and feeds it to jq. a. Hi. type this expression is run against every item, updating the name to be a concatenation of the original name as well as the type. I want the key "currentVersion" to get it's value updated but for some reason I just can't access the "config. yaml] --colors. See "yq eval --help" for more examples. command[+]' "c" The above command appends the entry "c" to the array. To sort by descending order, pipe the results through the reverse operator after sorting. ym yq p -i file. yq will not alter the representation of what you give. yq supports YAML update with the usual pattern yq e -i '. template. yml" line. All the commands we will be running will start with the same base of yq eval, followed by quoted expression and your YAML file. 0' in, it will assume it's a number and keep the value formatted as it was passed in, that is '03. a: b: 1 spec: spec: image: image_old. this means it doesn't have direct access to root files. color yellow and so on. Unable to add if condition to the helm yaml values. Thankfully, yq underlying yaml parser still supports that tag - and it's extra nice in that it explicitly puts the !!merge tag on key of the map entry. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company With this out of the way, let's learn the basics! The Basics All the commands we will be running will start with the same base of yq eval, followed by quoted expression and your YAML file. You signed out in another tab or window. Overwrite values. json Available Hi, I have a config. Let's assume there's an env variable var="az-dev", then tenants of az-dev should be retrieved. My use case is that I'm encrypting files using Ansible Vault. How to patch array data of k8s yaml file on condition using yq? 1. 2 spec. yaml example below, the last three rows). stuff = "foo"' myfile. Update a specific object in a file) My file contains over 1000 objects with different Element. This operation returns true if the key exists in a map (or index in an array), false otherwise. The first thing to do is to find the correct query to isolate the array you want to write to. using yq version 4, how can I edit a specific document of an YAML file which contains several documents? With previous versions I could use the -d argument in Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company a lightweight and portable command-line YAML processor. Use map_values to map values of an object. subfield). (ie. So your command results in. But by default yq removes comments and empty lines. yaml a. yml and file2. I received the best answer. e f a. yaml. Gitlab Yamls does not works properly Job needs. spec. How to add yaml to file. Thanks for the great app. yaml With this out of the way, let’s learn the basics! The Basics. Read values from the file. yml file of: Adding alias and anchor in yml file Im unable to have the &amp; and * characters appear as not in quote, is there a way I can do the below without it wrapping the values for the anchor and alias in quotes for a bitbucket-pipelines. yq 'select(document_index == 0). yml file of: then. yaml - in case you're familiar with jq, then this is yq update yaml array using other yaml file's array. Updating configuration files without manual editing accelerates development and deployment processes. Assumption. At that time, I tried to edit the manifest file in the circleci job as well. But how do i do it using yq v4's eval command. -M, --no-colors force print with no colors-N, --no-doc Don't print document separators (---)-n, --null-input Don't read yq update yaml array using other yaml file's array. You will need to give this flag an expression (that returns a string), this will be used as the filename for each result. yq - add into a list that has custom types. As noted by vik-codes, yq can also: “1. Sort an array by a field Given a sample. I would like to overlay a yaml document on top another document, updating any arrays to be the overlaid values. Note that lists are indented at the same level as the map key at indent level 2, but are more deeply indented at indent level 4 and greater. I have it working when I hard code the array index. when a number is passed it - it will assume it's a number as opposed to a string. The files contains multiple yaml documents for kubernetes deployments and services. yq -y '(. 2) and so yq will automatically add the !!merge tag to these nodes as it is effectively a custom tag. But I can only help you do that with the jq-based YQ program, and even then, I'm not going to try to reverse-engineer what all your bash does to rewrite it as jq syntax In v3 yq had seperate commands for reading/writing/deleting and more. #!/bin/bash FILE=' some: fields: "value" images: image_1: name: "some-name" value: Mind, in general, it'd be much better to modify your tooling to do all the logic in yq (or a different YAML-aware language), instead of pulling data out from yq -> bash and then pushing results from bash -> yq. yq append data to a yaml file inplace. Updating docker image versions in CI/CD pipelines , to trigger changes & sync in K8S tools. 1&quot; - name: test2 id: &quot;1&quot; How to update a version by its name fullfilling the following yq update yaml array using other yaml file's array. yq ea 'select(fileIndex==0) * {"containers":select(fileIndex==1)}' master. yaml c. c = "gogo". 0. Ask Question Asked Use the alias and anchor operators to read and write yaml aliases and anchors. I really appreciate any help with this. json input. If you treat them This operator is used to update node values. Unfortunately I found no documentation mentioning on how to get back to the context of the whole file in order for yq to print out the whole thing. yaml Error: 1:1: invalid input text "m" ¿What is the Was this helpful? Operators. number = 256' personal_data. I am new to YQ and trying to understand how to query and essentiallly update a YAML file that contains scalar YAML values but having a hard time understanding how to query the values and essentiall yq is a lightweight and portable command-line YAML processor. Maps values of an array. will output: Copy c: d: a: b: [1, 2] Updating files in-place. monkey pelican for file2. The -Y option is incompatible with jq filters that do not expect the extra information injected into the document to preserve the YAML formatting. Has array index. node[strenv(nodename)]' example. I used the path property to isolate the correct index since it seems to be a unique identifier. Another thing I tried was merging the result with the original file, with Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company See "yq eval --help" for more examples. The load operators allows you to load in content from another file. Multiple Ideally one liner, ideally with yq v4, but other solutions will be helpful too. yml # print contents of sample. I'm storing the output of a certain command in a variable, and want to use the value of said variable to update a specific property and save my _config. jq input. name banana . yml. For example, a jq filter that counts entries in the Instances array will come up with 4 entries instead of 2. json Available Commands: completion Generate the autocompletion script for the specified shell eval (default) Apply the expression to each With Mike Farah's yq, you can get the value of the nodename shell variable into your yq expression as part of a path by accessing it from the utility's environment using the strenv() function, like so: $ nodename='sub_node' yq '. jegc nit cxrrd tvmplmger pqslyx ylt xnugp lhbckwh nksiko hsul