From 5c287be32b79699cb4365f3fe669bab5cfcb9b1f Mon Sep 17 00:00:00 2001 From: Josh Komoroske Date: Fri, 21 Nov 2025 12:42:59 -0500 Subject: [PATCH] feat: kustomize fieldpath matcher flag --- cmd/command.go | 12 +++++ go.mod | 14 +++++- go.sum | 29 ++++++++++-- matcher/glob.go | 27 +++++++++--- matcher/matcher-fieldpath.go | 73 +++++++++++++++++++++++++++++++ matcher/matcher-fieldpath_test.go | 54 +++++++++++++++++++++++ 6 files changed, 196 insertions(+), 13 deletions(-) create mode 100644 matcher/matcher-fieldpath.go create mode 100644 matcher/matcher-fieldpath_test.go diff --git a/cmd/command.go b/cmd/command.go index 41252e1..424c5fa 100644 --- a/cmd/command.go +++ b/cmd/command.go @@ -103,6 +103,18 @@ func Command() *cobra.Command { //nolint:funlen "", "exclude resources by executing a script") + // Define --fieldpath flag. + mf.StringSliceErrorMatcher(matcher.NewFieldPathMatcher, + "fieldpath", + nil, + "include resources by kustomize fieldpath") + + // Define --not-fieldpath flag. + mf.StringSliceErrorMatcher(matcher.NewFieldPathMatcher, + "not-fieldpath", + nil, + "exclude resources by kustomize fieldpath") + // Define --jsonpath flag. mf.StringSliceErrorMatcher(matcher.NewJsonpathMatcher, "jsonpath", diff --git a/go.mod b/go.mod index 5fb4cb5..dacc42b 100644 --- a/go.mod +++ b/go.mod @@ -13,17 +13,24 @@ require ( golang.org/x/term v0.35.0 k8s.io/apimachinery v0.34.1 k8s.io/client-go v0.34.1 + sigs.k8s.io/kustomize/kyaml v0.21.0 sigs.k8s.io/yaml v1.6.0 ) require ( github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect github.com/fxamacker/cbor/v2 v2.9.0 // indirect + github.com/go-errors/errors v1.4.2 // indirect github.com/go-logr/logr v1.4.3 // indirect + github.com/go-openapi/jsonpointer v0.21.0 // indirect + github.com/go-openapi/jsonreference v0.20.2 // indirect + github.com/go-openapi/swag v0.23.0 // indirect github.com/gogo/protobuf v1.3.2 // indirect + github.com/google/gnostic-models v0.7.0 // indirect github.com/inconshreveable/mousetrap v1.1.0 // indirect + github.com/josharian/intern v1.0.0 // indirect github.com/json-iterator/go v1.1.12 // indirect - github.com/kr/pretty v0.3.1 // indirect + github.com/mailru/easyjson v0.7.7 // indirect github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect github.com/modern-go/reflect2 v1.0.3-0.20250322232337-35a7c28c31ee // indirect github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect @@ -31,12 +38,15 @@ require ( github.com/stretchr/testify v1.11.1 // indirect github.com/x448/float16 v0.8.4 // indirect go.yaml.in/yaml/v2 v2.4.3 // indirect + go.yaml.in/yaml/v3 v3.0.4 // indirect golang.org/x/net v0.44.0 // indirect golang.org/x/sys v0.36.0 // indirect golang.org/x/text v0.29.0 // indirect - gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect + google.golang.org/protobuf v1.36.5 // indirect gopkg.in/inf.v0 v0.9.1 // indirect + gopkg.in/yaml.v3 v3.0.1 // indirect k8s.io/klog/v2 v2.130.1 // indirect + k8s.io/kube-openapi v0.0.0-20250710124328-f3f2b991d03b // indirect k8s.io/utils v0.0.0-20250820121507-0af2bda4dd1d // indirect sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 // indirect sigs.k8s.io/randfill v1.0.0 // indirect diff --git a/go.sum b/go.sum index e529143..4dddb00 100644 --- a/go.sum +++ b/go.sum @@ -8,18 +8,32 @@ github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/fxamacker/cbor/v2 v2.9.0 h1:NpKPmjDBgUfBms6tr6JZkTHtfFGcMKsw3eGcmD/sapM= github.com/fxamacker/cbor/v2 v2.9.0/go.mod h1:vM4b+DJCtHn+zz7h3FFp/hDAI9WNWCsZj23V5ytsSxQ= +github.com/go-errors/errors v1.4.2 h1:J6MZopCL4uSllY1OfXM374weqZFFItUbrImctkmUxIA= +github.com/go-errors/errors v1.4.2/go.mod h1:sIVyrIiJhuEF+Pj9Ebtd6P/rEYROXFi3BopGUQ5a5Og= github.com/go-logr/logr v1.4.3 h1:CjnDlHq8ikf6E492q6eKboGOC0T8CDaOvkHCIg8idEI= github.com/go-logr/logr v1.4.3/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= +github.com/go-openapi/jsonpointer v0.19.6/go.mod h1:osyAmYz/mB/C3I+WsTTSgw1ONzaLJoLCyoi6/zppojs= +github.com/go-openapi/jsonpointer v0.21.0 h1:YgdVicSA9vH5RiHs9TZW5oyafXZFc6+2Vc1rr/O9oNQ= +github.com/go-openapi/jsonpointer v0.21.0/go.mod h1:IUyH9l/+uyhIYQ/PXVA41Rexl+kOkAPDdXEYns6fzUY= +github.com/go-openapi/jsonreference v0.20.2 h1:3sVjiK66+uXK/6oQ8xgcRKcFgQ5KXa2KvnJRumpMGbE= +github.com/go-openapi/jsonreference v0.20.2/go.mod h1:Bl1zwGIM8/wsvqjsOQLJ/SH+En5Ap4rVB5KVcIDZG2k= +github.com/go-openapi/swag v0.22.3/go.mod h1:UzaqsxGiab7freDnrUUra0MwWfN/q7tE4j+VcZ0yl14= +github.com/go-openapi/swag v0.23.0 h1:vsEVJDUo2hPJ2tu0/Xc+4noaxyEffXNIs3cOULZ+GrE= +github.com/go-openapi/swag v0.23.0/go.mod h1:esZ8ITTYEsH1V2trKHjAN8Ai7xHb8RV+YSZ577vPjgQ= github.com/gobwas/glob v0.2.3 h1:A4xDbljILXROh+kObIiy5kIaPYD8e96x1tgBhUI5J+Y= github.com/gobwas/glob v0.2.3/go.mod h1:d3Ez4x06l9bZtSvzIay5+Yzi0fmZzPgnTbPcKjJAkT8= github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q= github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q= +github.com/google/gnostic-models v0.7.0 h1:qwTtogB15McXDaNqTZdzPJRHvaVJlAl+HVQnLmJEJxo= +github.com/google/gnostic-models v0.7.0/go.mod h1:whL5G0m6dmc5cPxKc5bdKdEN3UjI7OUGxBlw57miDrQ= github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8= github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU= github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8= github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw= +github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY= +github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y= github.com/joshdk/buildversion v0.1.0 h1:AeCFYqV2zZI6Q5pUDNi9YzX15Kmm7UnHKsC8yN2YIsk= github.com/joshdk/buildversion v0.1.0/go.mod h1:M/dUoVcv7TeUJ72r8NdyccLHO/7aaKUT8CdKOSb6FfU= github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM= @@ -33,6 +47,8 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= +github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0= +github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc= github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6TULQc= github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w= github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= @@ -41,7 +57,6 @@ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJ github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk= github.com/modern-go/reflect2 v1.0.3-0.20250322232337-35a7c28c31ee h1:W5t00kpgFdJifH4BDsTlE89Zl93FEloxaWZfGcifgq8= github.com/modern-go/reflect2 v1.0.3-0.20250322232337-35a7c28c31ee/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk= -github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRIccs7FGNTlIRMkT8wgtp5eCXdBlqhYGL6U= github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= @@ -50,9 +65,8 @@ github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ= github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88= github.com/rodaine/table v1.3.0 h1:4/3S3SVkHnVZX91EHFvAMV7K42AnJ0XuymRR2C5HlGE= github.com/rodaine/table v1.3.0/go.mod h1:47zRsHar4zw0jgxGxL9YtFfs7EGN6B/TaS+/Dmk4WxU= -github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs= -github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII= -github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o= +github.com/rogpeppe/go-internal v1.14.1 h1:UQB4HGPB6osV0SQTLymcB4TgvyWu6ZyliaW0tI/otEQ= +github.com/rogpeppe/go-internal v1.14.1/go.mod h1:MaRKkUm5W0goXpeCfT7UZI6fk/L7L7so1lCWt35ZSgc= github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM= github.com/spf13/cobra v1.10.1 h1:lJeBwCfmrnXthfAupyUTzJ/J4Nc1RsHC/mSRU2dll/s= github.com/spf13/cobra v1.10.1/go.mod h1:7SmJGaTHFVBY0jW4NXGluQoLvhqFQM+6XSKD+P4XaB0= @@ -66,6 +80,7 @@ github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/ github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU= +github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4= github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo= github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY= github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U= @@ -111,6 +126,8 @@ golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8T golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= +google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM= +google.golang.org/protobuf v1.36.5/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk= gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q= @@ -125,10 +142,14 @@ k8s.io/client-go v0.34.1 h1:ZUPJKgXsnKwVwmKKdPfw4tB58+7/Ik3CrjOEhsiZ7mY= k8s.io/client-go v0.34.1/go.mod h1:kA8v0FP+tk6sZA0yKLRG67LWjqufAoSHA2xVGKw9Of8= k8s.io/klog/v2 v2.130.1 h1:n9Xl7H1Xvksem4KFG4PYbdQCQxqc/tTUyrgXaOhHSzk= k8s.io/klog/v2 v2.130.1/go.mod h1:3Jpz1GvMt720eyJH1ckRHK1EDfpxISzJ7I9OYgaDtPE= +k8s.io/kube-openapi v0.0.0-20250710124328-f3f2b991d03b h1:MloQ9/bdJyIu9lb1PzujOPolHyvO06MXG5TUIj2mNAA= +k8s.io/kube-openapi v0.0.0-20250710124328-f3f2b991d03b/go.mod h1:UZ2yyWbFTpuhSbFhv24aGNOdoRdJZgsIObGBUaYVsts= k8s.io/utils v0.0.0-20250820121507-0af2bda4dd1d h1:wAhiDyZ4Tdtt7e46e9M5ZSAJ/MnPGPs+Ki1gHw4w1R0= k8s.io/utils v0.0.0-20250820121507-0af2bda4dd1d/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0= sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 h1:IpInykpT6ceI+QxKBbEflcR5EXP7sU1kvOlxwZh5txg= sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730/go.mod h1:mdzfpAEoE6DHQEN0uh9ZbOCuHbLK5wOm7dK4ctXE9Tg= +sigs.k8s.io/kustomize/kyaml v0.21.0 h1:7mQAf3dUwf0wBerWJd8rXhVcnkk5Tvn/q91cGkaP6HQ= +sigs.k8s.io/kustomize/kyaml v0.21.0/go.mod h1:hmxADesM3yUN2vbA5z1/YTBnzLJ1dajdqpQonwBL1FQ= sigs.k8s.io/randfill v1.0.0 h1:JfjMILfT8A6RbawdsK2JXGBR5AQVfd+9TbzrlneTyrU= sigs.k8s.io/randfill v1.0.0/go.mod h1:XeLlZ/jmk4i1HRopwe7/aU3H5n1zNUcX6TM94b3QxOY= sigs.k8s.io/structured-merge-diff/v6 v6.3.0 h1:jTijUJbW353oVOd9oTlifJqOGEkUw2jB/fXCbTiQEco= diff --git a/matcher/glob.go b/matcher/glob.go index 8cd40dc..069c644 100644 --- a/matcher/glob.go +++ b/matcher/glob.go @@ -30,13 +30,26 @@ func asGlob(pattern string) (glob.Glob, error) { // splitSelector splits the given string into two pieces around an equal sign. func splitSelector(selector string) (string, string) { - parts := strings.SplitN(selector, "=", 2) - switch len(parts) { - case 2: - return parts[0], parts[1] - case 1: - return parts[0], "" + // Index for the last '=' and ']' characters. This is done as there are + // some selectors like '.spec.containers.[name=main].securityContext' and + // '.spec.containers.[name=main].image=docker.io/...' where blindly + // splitting on the first (or last) '=' character would be incorrect. + var ( + indexEquals = strings.LastIndex(selector, "=") + indexRightBracket = strings.LastIndex(selector, "]") + ) + + switch { + case indexRightBracket < indexEquals: + // The last '=' character exists after the last ']' character. Split on + // that index. + return selector[:indexEquals], selector[indexEquals+1:] + case indexEquals == -1: + // There is no '=' character. Return the input selector verbatim. + return selector, "" default: - return "", "" + // There is no '=' character *after* a ']' character. Return the input + // selector verbatim. + return selector, "" } } diff --git a/matcher/matcher-fieldpath.go b/matcher/matcher-fieldpath.go new file mode 100644 index 0000000..9070e8b --- /dev/null +++ b/matcher/matcher-fieldpath.go @@ -0,0 +1,73 @@ +// Copyright Josh Komoroske. All rights reserved. +// Use of this source code is governed by the MIT license, +// a copy of which can be found in the LICENSE.txt file. +// SPDX-License-Identifier: MIT + +package matcher + +import ( + "fmt" + + "github.com/gobwas/glob" + "sigs.k8s.io/kustomize/kyaml/yaml" + + "github.com/joshdk/krf/resources" +) + +// NewFieldPathMatcher matches resources.Resource instances that contain the given +// Kustomize-style fieldpath, and optionally matching a target value at that +// path. +func NewFieldPathMatcher(selector string) (Matcher, error) { + path, value := splitSelector(selector) + + m := fieldPathMatcher{fieldPath: path} + + // No target value was given to match against, so we'll only be checking + // for the existence of the given fieldpath...path. + if value == "" { + return m, nil + } + + valueGlob, err := glob.Compile(value) + if err != nil { + return nil, err + } + + m.valueGlob = valueGlob + + return m, nil +} + +type fieldPathMatcher struct { + fieldPath string + valueGlob glob.Glob +} + +func (m fieldPathMatcher) Matches(item resources.Resource) bool { + node, err := yaml.FromMap(item.Object) + if err != nil { + panic(err) + } + + value, err := node.GetFieldValue(m.fieldPath) + if err != nil { + return false + } + + // Return the existence of a matching fieldpath, since value matching was + // not requested. + if m.valueGlob == nil { + return true + } + + switch value.(type) { + case string, int, bool, float64: + // Fieldpath evaluated to a simple type. Match the value glob against + // the stringified value. + if m.valueGlob.Match(fmt.Sprint(value)) { + return true + } + } + + return false +} diff --git a/matcher/matcher-fieldpath_test.go b/matcher/matcher-fieldpath_test.go new file mode 100644 index 0000000..8ddfe1c --- /dev/null +++ b/matcher/matcher-fieldpath_test.go @@ -0,0 +1,54 @@ +// Copyright Josh Komoroske. All rights reserved. +// Use of this source code is governed by the MIT license, +// a copy of which can be found in the LICENSE.txt file. +// SPDX-License-Identifier: MIT + +package matcher_test + +import ( + "testing" + + "github.com/joshdk/krf/matcher" +) + +func TestFieldPathMatcher(t *testing.T) { + t.Parallel() + + testMatcher(t, []spec{ + { + title: "compare value", + matcher: must(matcher.NewFieldPathMatcher(".spec.ports[0].port=80")), + matches: []string{"Service/my-service"}, + }, + { + title: "compare null", + matcher: must(matcher.NewFieldPathMatcher(".spec.securityContext=null")), + matches: []string{"Pod/test-pod"}, + }, + { + title: "nonexistent path", + matcher: must(matcher.NewFieldPathMatcher(".foo.bar")), + matches: []string{}, + }, + { + title: "existence of path", + matcher: must(matcher.NewFieldPathMatcher(".data.username")), + matches: []string{"ConfigMap/my-configmap"}, + }, + { + title: "wildcard value", + matcher: must(matcher.NewFieldPathMatcher(".data.username=*-admin")), + matches: []string{"ConfigMap/my-configmap"}, + }, + { + title: "check for existence of a container with a specific name", + matcher: must(matcher.NewFieldPathMatcher(".spec.template.spec.containers.[name=nginx]")), + matches: []string{"Deployment/nginx-deployment"}, + }, + { + title: "check for a specific volume mount", + matcher: must(matcher.NewFieldPathMatcher(".spec.containers.[name=test-container].volumeMounts.[name=config-volume].mountPath=/etc/conf*")), + matches: []string{"Pod/test-pod"}, + }, + }) +}