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https://github.com/kyverno/kyverno.git
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5b8ab3842b
* initial commit * variable substitution * update tests * update test * refactor engine packages for validate & generate * update vendor * update toml * support variable substitution in overlay mutation * missing update * fix indentation in logs * store context values as single JSON document using merge patches. * remove duplicate functions * fix message string * Handle processing of policies in background (#569) * remove condition check while generating mutation patch as conditions are verified in the first iteration * initial commit * background policy validation * correct message * skip non-background policy process for add/update * fix order to correct policy registration * update comment Co-authored-by: shuting <shutting06@gmail.com> * refactor Co-authored-by: shuting <shutting06@gmail.com>
55 lines
1.7 KiB
Go
55 lines
1.7 KiB
Go
package policy
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import (
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"fmt"
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kyverno "github.com/nirmata/kyverno/pkg/api/kyverno/v1"
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"github.com/nirmata/kyverno/pkg/engine/variables"
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)
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//ContainsUserInfo returns error is userInfo is defined
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func ContainsUserInfo(policy kyverno.ClusterPolicy) error {
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// iterate of the policy rules to identify if userInfo is used
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for idx, rule := range policy.Spec.Rules {
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if err := userInfoDefined(rule.MatchResources.UserInfo); err != nil {
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return fmt.Errorf("path: spec/rules[%d]/match/%s", idx, err)
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}
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if err := userInfoDefined(rule.ExcludeResources.UserInfo); err != nil {
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return fmt.Errorf("path: spec/rules[%d]/exclude/%s", idx, err)
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}
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// variable defined with user information
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// - mutate.overlay
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// - validate.pattern
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// - validate.anyPattern[*]
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// variables to filter
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// - request.userInfo
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filterVars := []string{"request.userInfo*"}
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if err := variables.CheckVariables(rule.Mutation.Overlay, filterVars, "/"); err != nil {
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return fmt.Errorf("path: spec/rules[%d]/mutate/overlay%s", idx, err)
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}
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if err := variables.CheckVariables(rule.Validation.Pattern, filterVars, "/"); err != nil {
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return fmt.Errorf("path: spec/rules[%d]/validate/pattern%s", idx, err)
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}
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for idx2, pattern := range rule.Validation.AnyPattern {
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if err := variables.CheckVariables(pattern, filterVars, "/"); err != nil {
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return fmt.Errorf("path: spec/rules[%d]/validate/anyPattern[%d]%s", idx, idx2, err)
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}
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}
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}
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return nil
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}
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func userInfoDefined(ui kyverno.UserInfo) error {
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if len(ui.Roles) > 0 {
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return fmt.Errorf("roles")
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}
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if len(ui.ClusterRoles) > 0 {
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return fmt.Errorf("clusterRoles")
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}
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if len(ui.Subjects) > 0 {
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return fmt.Errorf("subjects")
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}
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return nil
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}
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