/
attack_group.go
301 lines (257 loc) · 11.9 KB
/
attack_group.go
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package appsec
import (
"context"
"encoding/json"
"fmt"
"net/http"
validation "github.com/go-ozzo/ozzo-validation/v4"
)
type (
// The AttackGroup interface supports retrieving and updating attack groups along with their
// associated actions, conditions, and exceptions.
AttackGroup interface {
// GetAttackGroups returns a list of attack groups with their associated actions.
//
// See: https://techdocs.akamai.com/application-security/reference/get-policy-attack-groups-1
GetAttackGroups(ctx context.Context, params GetAttackGroupsRequest) (*GetAttackGroupsResponse, error)
// GetAttackGroup returns the action for the attack group.
//
// See: https://techdocs.akamai.com/application-security/reference/get-policy-attack-group-1
GetAttackGroup(ctx context.Context, params GetAttackGroupRequest) (*GetAttackGroupResponse, error)
// UpdateAttackGroup updates what action to take when an attack group's rule triggers.
//
// See: https://techdocs.akamai.com/application-security/reference/put-attack-group-1
UpdateAttackGroup(ctx context.Context, params UpdateAttackGroupRequest) (*UpdateAttackGroupResponse, error)
}
// AttackGroupConditionException describes an attack group's condition and exception information.
AttackGroupConditionException struct {
AdvancedExceptionsList *AttackGroupAdvancedExceptions `json:"advancedExceptions,omitempty"`
Exception *AttackGroupException `json:"exception,omitempty"`
}
// AttackGroupAdvancedExceptions describes an attack group's advanced exception information.
AttackGroupAdvancedExceptions struct {
ConditionOperator string `json:"conditionOperator,omitempty"`
Conditions *AttackGroupConditions `json:"conditions,omitempty"`
HeaderCookieOrParamValues *AttackGroupHeaderCookieOrParamValuesAdvanced `json:"headerCookieOrParamValues,omitempty"`
SpecificHeaderCookieOrParamNameValue *AttackGroupSpecificHeaderCookieOrParamNameValAdvanced `json:"specificHeaderCookieOrParamNameValue,omitempty"`
SpecificHeaderCookieParamXMLOrJSONNames *AttackGroupSpecificHeaderCookieParamXMLOrJSONNamesAdvanced `json:"specificHeaderCookieParamXmlOrJsonNames,omitempty"`
}
// AttackGroupConditions describes an attack group's condition information.
AttackGroupConditions []struct {
Type string `json:"type,omitempty"`
Extensions []string `json:"extensions,omitempty"`
Filenames []string `json:"filenames,omitempty"`
Hosts []string `json:"hosts,omitempty"`
Ips []string `json:"ips,omitempty"`
Methods []string `json:"methods,omitempty"`
Paths []string `json:"paths,omitempty"`
Header string `json:"header,omitempty"`
CaseSensitive bool `json:"caseSensitive,omitempty"`
Name string `json:"name,omitempty"`
NameCase bool `json:"nameCase,omitempty"`
PositiveMatch bool `json:"positiveMatch"`
Value string `json:"value,omitempty"`
Wildcard bool `json:"wildcard,omitempty"`
ValueCase bool `json:"valueCase,omitempty"`
ValueWildcard bool `json:"valueWildcard,omitempty"`
UseHeaders bool `json:"useHeaders,omitempty"`
}
// AttackGroupAdvancedCriteria describes the hostname and path criteria used to limit the scope of an exception.
AttackGroupAdvancedCriteria []struct {
Hostnames []string `json:"hostnames,omitempty"`
Names []string `json:"names,omitempty"`
Paths []string `json:"paths,omitempty"`
Values []string `json:"values,omitempty"`
}
// AttackGroupSpecificHeaderCookieOrParamNameValAdvanced describes the excepted name-value pairs in a request.
AttackGroupSpecificHeaderCookieOrParamNameValAdvanced []struct {
Criteria *AttackGroupAdvancedCriteria `json:"criteria,omitempty"`
NamesValues []struct {
Names []string `json:"names"`
Values []string `json:"values"`
} `json:"namesValues"`
Selector string `json:"selector"`
ValueWildcard bool `json:"valueWildcard"`
Wildcard bool `json:"wildcard"`
}
// AttackGroupSpecificHeaderCookieParamXMLOrJSONNamesAdvanced describes the advanced exception members that allow you to conditionally exclude requests from inspection.
AttackGroupSpecificHeaderCookieParamXMLOrJSONNamesAdvanced []struct {
Criteria *AttackGroupAdvancedCriteria `json:"criteria,omitempty"`
Names []string `json:"names,omitempty"`
Selector string `json:"selector,omitempty"`
Wildcard bool `json:"wildcard,omitempty"`
}
// AttackGroupHeaderCookieOrParamValuesAdvanced describes the list of excepted values in headers, cookies, or query parameters.
AttackGroupHeaderCookieOrParamValuesAdvanced []struct {
Criteria *AttackGroupAdvancedCriteria `json:"criteria,omitempty"`
ValueWildcard bool `json:"valueWildcard"`
Values []string `json:"values,omitempty"`
}
// AttackGroupException is used to describe an exception that can be used to conditionally exclude requests from inspection.
AttackGroupException struct {
SpecificHeaderCookieParamXMLOrJSONNames *AttackGroupSpecificHeaderCookieParamXMLOrJSONNames `json:"specificHeaderCookieParamXmlOrJsonNames,omitempty"`
}
// AttackGroupSpecificHeaderCookieParamXMLOrJSONNames describes the advanced exception members that can be used to conditionally exclude requests from inspection.
AttackGroupSpecificHeaderCookieParamXMLOrJSONNames []struct {
Names []string `json:"names,omitempty"`
Selector string `json:"selector,omitempty"`
Wildcard bool `json:"wildcard,omitempty"`
}
// GetAttackGroupsRequest is used to retrieve a list of attack groups with their associated actions.
GetAttackGroupsRequest struct {
ConfigID int `json:"-"`
Version int `json:"-"`
PolicyID string `json:"-"`
Group string `json:"group,omitempty"`
}
// GetAttackGroupsResponse is returned from a call to GetAttackGroups.
GetAttackGroupsResponse struct {
AttackGroups []struct {
Group string `json:"group,omitempty"`
Action string `json:"action,omitempty"`
ConditionException *AttackGroupConditionException `json:"conditionException,omitempty"`
} `json:"attackGroupActions,omitempty"`
}
// GetAttackGroupRequest is used to retrieve a list of attack groups with their associated actions.
GetAttackGroupRequest struct {
ConfigID int `json:"-"`
Version int `json:"-"`
PolicyID string `json:"-"`
Group string `json:"group"`
}
// GetAttackGroupResponse is returned from a call to GetAttackGroup.
GetAttackGroupResponse struct {
Action string `json:"action,omitempty"`
ConditionException *AttackGroupConditionException `json:"conditionException,omitempty"`
}
// UpdateAttackGroupRequest is used to modify what action to take when an attack group’s rule triggers.
UpdateAttackGroupRequest struct {
ConfigID int `json:"-"`
Version int `json:"-"`
PolicyID string `json:"-"`
Group string `json:"-"`
Action string `json:"action"`
JsonPayloadRaw json.RawMessage `json:"conditionException,omitempty"`
}
// UpdateAttackGroupResponse is returned from a call to UpdateAttackGroup.
UpdateAttackGroupResponse struct {
Action string `json:"action,omitempty"`
ConditionException *AttackGroupConditionException `json:"conditionException,omitempty"`
}
)
// IsEmptyConditionException checks whether an attack group's ConditionException field is empty.
func (r GetAttackGroupResponse) IsEmptyConditionException() bool {
return r.ConditionException == nil
}
// Validate validates a GetAttackGroupConditionExceptionRequest.
func (v GetAttackGroupRequest) Validate() error {
return validation.Errors{
"ConfigID": validation.Validate(v.ConfigID, validation.Required),
"Version": validation.Validate(v.Version, validation.Required),
"PolicyID": validation.Validate(v.PolicyID, validation.Required),
}.Filter()
}
// Validate validates a GetAttackGroupConditionExceptionsRequest.
func (v GetAttackGroupsRequest) Validate() error {
return validation.Errors{
"ConfigID": validation.Validate(v.ConfigID, validation.Required),
"Version": validation.Validate(v.Version, validation.Required),
"PolicyID": validation.Validate(v.PolicyID, validation.Required),
}.Filter()
}
// Validate validates an UpdateAttackGroupConditionExceptionRequest.
func (v UpdateAttackGroupRequest) Validate() error {
return validation.Errors{
"ConfigID": validation.Validate(v.ConfigID, validation.Required),
"Version": validation.Validate(v.Version, validation.Required),
"PolicyID": validation.Validate(v.PolicyID, validation.Required),
}.Filter()
}
func (p *appsec) GetAttackGroup(ctx context.Context, params GetAttackGroupRequest) (*GetAttackGroupResponse, error) {
logger := p.Log(ctx)
logger.Debug("GetAttackGroup")
if err := params.Validate(); err != nil {
return nil, fmt.Errorf("%w: %s", ErrStructValidation, err.Error())
}
uri := fmt.Sprintf(
"/appsec/v1/configs/%d/versions/%d/security-policies/%s/attack-groups/%s?includeConditionException=true",
params.ConfigID,
params.Version,
params.PolicyID,
params.Group)
req, err := http.NewRequestWithContext(ctx, http.MethodGet, uri, nil)
if err != nil {
return nil, fmt.Errorf("failed to create GetAttackGroup request: %w", err)
}
var result GetAttackGroupResponse
resp, err := p.Exec(req, &result)
if err != nil {
return nil, fmt.Errorf("get attack group request failed: %w", err)
}
if resp.StatusCode != http.StatusOK {
return nil, p.Error(resp)
}
return &result, nil
}
func (p *appsec) GetAttackGroups(ctx context.Context, params GetAttackGroupsRequest) (*GetAttackGroupsResponse, error) {
logger := p.Log(ctx)
logger.Debug("GetAttackGroups")
if err := params.Validate(); err != nil {
return nil, fmt.Errorf("%w: %s", ErrStructValidation, err.Error())
}
uri := fmt.Sprintf(
"/appsec/v1/configs/%d/versions/%d/security-policies/%s/attack-groups?includeConditionException=true",
params.ConfigID,
params.Version,
params.PolicyID)
req, err := http.NewRequestWithContext(ctx, http.MethodGet, uri, nil)
if err != nil {
return nil, fmt.Errorf("failed to create GetAttackGroups request: %w", err)
}
var result GetAttackGroupsResponse
resp, err := p.Exec(req, &result)
if err != nil {
return nil, fmt.Errorf("get attack groups request failed: %w", err)
}
if resp.StatusCode != http.StatusOK {
return nil, p.Error(resp)
}
if params.Group != "" {
var filteredResult GetAttackGroupsResponse
for k, val := range result.AttackGroups {
if val.Group == params.Group {
filteredResult.AttackGroups = append(filteredResult.AttackGroups, result.AttackGroups[k])
}
}
return &filteredResult, nil
}
return &result, nil
}
func (p *appsec) UpdateAttackGroup(ctx context.Context, params UpdateAttackGroupRequest) (*UpdateAttackGroupResponse, error) {
logger := p.Log(ctx)
logger.Debug("UpdateAttackGroup")
if err := params.Validate(); err != nil {
return nil, fmt.Errorf("%w: %s", ErrStructValidation, err.Error())
}
uri := fmt.Sprintf(
"/appsec/v1/configs/%d/versions/%d/security-policies/%s/attack-groups/%s/action-condition-exception",
params.ConfigID,
params.Version,
params.PolicyID,
params.Group,
)
req, err := http.NewRequestWithContext(ctx, http.MethodPut, uri, nil)
if err != nil {
return nil, fmt.Errorf("failed to create UpdateAttackGroup request: %w", err)
}
var result UpdateAttackGroupResponse
req.Header.Set("Content-Type", "application/json")
resp, err := p.Exec(req, &result, params)
if err != nil {
return nil, fmt.Errorf("update attack group request failed: %w", err)
}
if resp.StatusCode != http.StatusOK && resp.StatusCode != http.StatusCreated {
return nil, p.Error(resp)
}
return &result, nil
}