126 lines
3.9 KiB
Go
126 lines
3.9 KiB
Go
// Copyright (c) 2016-2018 Tigera, Inc. All rights reserved.
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package model
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import (
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"fmt"
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"regexp"
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"reflect"
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"strings"
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"github.com/projectcalico/libcalico-go/lib/errors"
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log "github.com/sirupsen/logrus"
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)
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var (
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matchPolicy = regexp.MustCompile("^/?calico/v1/policy/tier/([^/]+)/policy/([^/]+)$")
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typePolicy = reflect.TypeOf(Policy{})
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)
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type PolicyKey struct {
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Name string `json:"-" validate:"required,name"`
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}
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func (key PolicyKey) defaultPath() (string, error) {
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if key.Name == "" {
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return "", errors.ErrorInsufficientIdentifiers{Name: "name"}
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}
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e := fmt.Sprintf("/calico/v1/policy/tier/default/policy/%s",
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escapeName(key.Name))
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return e, nil
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}
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func (key PolicyKey) defaultDeletePath() (string, error) {
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return key.defaultPath()
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}
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func (key PolicyKey) defaultDeleteParentPaths() ([]string, error) {
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return nil, nil
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}
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func (key PolicyKey) valueType() (reflect.Type, error) {
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return typePolicy, nil
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}
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func (key PolicyKey) String() string {
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return fmt.Sprintf("Policy(name=%s)", key.Name)
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}
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type PolicyListOptions struct {
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Name string
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}
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func (options PolicyListOptions) defaultPathRoot() string {
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k := "/calico/v1/policy/tier/default/policy"
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if options.Name == "" {
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return k
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}
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k = k + fmt.Sprintf("/%s", escapeName(options.Name))
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return k
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}
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func (options PolicyListOptions) KeyFromDefaultPath(path string) Key {
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log.Debugf("Get Policy key from %s", path)
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r := matchPolicy.FindAllStringSubmatch(path, -1)
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if len(r) != 1 {
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log.Debugf("Didn't match regex")
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return nil
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}
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name := unescapeName(r[0][2])
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if options.Name != "" && name != options.Name {
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log.Debugf("Didn't match name %s != %s", options.Name, name)
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return nil
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}
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return PolicyKey{Name: name}
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}
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type Policy struct {
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Namespace string `json:"namespace,omitempty" validate:"omitempty"`
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Order *float64 `json:"order,omitempty" validate:"omitempty"`
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InboundRules []Rule `json:"inbound_rules,omitempty" validate:"omitempty,dive"`
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OutboundRules []Rule `json:"outbound_rules,omitempty" validate:"omitempty,dive"`
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Selector string `json:"selector" validate:"selector"`
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DoNotTrack bool `json:"untracked,omitempty"`
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Annotations map[string]string `json:"annotations,omitempty"`
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PreDNAT bool `json:"pre_dnat,omitempty"`
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ApplyOnForward bool `json:"apply_on_forward,omitempty"`
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Types []string `json:"types,omitempty"`
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}
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func (p Policy) String() string {
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parts := make([]string, 0)
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if p.Order != nil {
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parts = append(parts, fmt.Sprintf("order:%v", *p.Order))
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}
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parts = append(parts, fmt.Sprintf("selector:%#v", p.Selector))
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inRules := make([]string, len(p.InboundRules))
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for ii, rule := range p.InboundRules {
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inRules[ii] = rule.String()
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}
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parts = append(parts, fmt.Sprintf("inbound:%v", strings.Join(inRules, ";")))
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outRules := make([]string, len(p.OutboundRules))
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for ii, rule := range p.OutboundRules {
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outRules[ii] = rule.String()
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}
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parts = append(parts, fmt.Sprintf("outbound:%v", strings.Join(outRules, ";")))
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parts = append(parts, fmt.Sprintf("untracked:%v", p.DoNotTrack))
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parts = append(parts, fmt.Sprintf("pre_dnat:%v", p.PreDNAT))
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parts = append(parts, fmt.Sprintf("apply_on_forward:%v", p.ApplyOnForward))
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parts = append(parts, fmt.Sprintf("types:%v", strings.Join(p.Types, ";")))
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return strings.Join(parts, ",")
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}
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