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Add ConsensusCritical to proposal validators

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Changing validation rules can potentially break consensus (e.g. a past
proposal has been accepted according to old rules, and might become
invalid by new rules. The result of the proposal would become
invalidated  then.
This commit is contained in:
Manfred Karrer 2019-03-19 22:39:32 -05:00
parent 13ca802dd1
commit fb3ca06600
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GPG key ID: 401250966A6B2C46
8 changed files with 39 additions and 8 deletions
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6
core/src/main/java/bisq/core/dao/governance/proposal/ProposalValidator.java
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@ -17,6 +17,7 @@
package bisq.core.dao.governance.proposal;
import bisq.core.dao.governance.ConsensusCritical;
import bisq.core.dao.governance.period.PeriodService;
import bisq.core.dao.state.DaoStateService;
import bisq.core.dao.state.model.blockchain.BaseTx;
@ -33,8 +34,11 @@ import lombok.extern.slf4j.Slf4j;
import static org.apache.commons.lang3.Validate.notEmpty;
/**
* Changes here can potentially break consensus!
*/
@Slf4j
public abstract class ProposalValidator {
public abstract class ProposalValidator implements ConsensusCritical {
protected final DaoStateService daoStateService;
protected final PeriodService periodService;

6
core/src/main/java/bisq/core/dao/governance/proposal/compensation/CompensationValidator.java
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@ -17,6 +17,7 @@
package bisq.core.dao.governance.proposal.compensation;
import bisq.core.dao.governance.ConsensusCritical;
import bisq.core.dao.governance.period.PeriodService;
import bisq.core.dao.governance.proposal.ProposalValidationException;
import bisq.core.dao.governance.proposal.ProposalValidator;
@ -33,8 +34,11 @@ import lombok.extern.slf4j.Slf4j;
import static com.google.common.base.Preconditions.checkArgument;
import static org.apache.commons.lang3.Validate.notEmpty;
/**
* Changes here can potentially break consensus!
*/
@Slf4j
public class CompensationValidator extends ProposalValidator {
public class CompensationValidator extends ProposalValidator implements ConsensusCritical {
@Inject
public CompensationValidator(DaoStateService daoStateService, PeriodService periodService) {

6
core/src/main/java/bisq/core/dao/governance/proposal/confiscatebond/ConfiscateBondValidator.java
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@ -17,6 +17,7 @@
package bisq.core.dao.governance.proposal.confiscatebond;
import bisq.core.dao.governance.ConsensusCritical;
import bisq.core.dao.governance.period.PeriodService;
import bisq.core.dao.governance.proposal.ProposalValidationException;
import bisq.core.dao.governance.proposal.ProposalValidator;
@ -30,8 +31,11 @@ import lombok.extern.slf4j.Slf4j;
import static org.apache.commons.lang3.Validate.notEmpty;
/**
* Changes here can potentially break consensus!
*/
@Slf4j
public class ConfiscateBondValidator extends ProposalValidator {
public class ConfiscateBondValidator extends ProposalValidator implements ConsensusCritical {
@Inject
public ConfiscateBondValidator(DaoStateService daoStateService, PeriodService periodService) {

6
core/src/main/java/bisq/core/dao/governance/proposal/generic/GenericProposalValidator.java
View file

@ -17,6 +17,7 @@
package bisq.core.dao.governance.proposal.generic;
import bisq.core.dao.governance.ConsensusCritical;
import bisq.core.dao.governance.period.PeriodService;
import bisq.core.dao.governance.proposal.ProposalValidationException;
import bisq.core.dao.governance.proposal.ProposalValidator;
@ -27,8 +28,11 @@ import javax.inject.Inject;
import lombok.extern.slf4j.Slf4j;
/**
* Changes here can potentially break consensus!
*/
@Slf4j
public class GenericProposalValidator extends ProposalValidator {
public class GenericProposalValidator extends ProposalValidator implements ConsensusCritical {
@Inject
public GenericProposalValidator(DaoStateService daoStateService, PeriodService periodService) {

5
core/src/main/java/bisq/core/dao/governance/proposal/param/ChangeParamValidator.java
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@ -19,6 +19,7 @@ package bisq.core.dao.governance.proposal.param;
import bisq.core.app.BisqEnvironment;
import bisq.core.btc.wallet.Restrictions;
import bisq.core.dao.governance.ConsensusCritical;
import bisq.core.dao.governance.param.Param;
import bisq.core.dao.governance.period.PeriodService;
import bisq.core.dao.governance.proposal.ProposalValidationException;
@ -45,11 +46,13 @@ import static com.google.common.base.Preconditions.checkArgument;
//TODO Use translation properties in error messages a they are shown to user.
/**
* Changes here can potentially break consensus!
*
* We do not store the values as domain types (Coin, int, String) but all as Strings. So we need to parse it to the
* expected data type even if we get the data not from user input.
*/
@Slf4j
public class ChangeParamValidator extends ProposalValidator {
public class ChangeParamValidator extends ProposalValidator implements ConsensusCritical {
public enum Result {
OK,
SAME("New parameter value must be different to current value."),

6
core/src/main/java/bisq/core/dao/governance/proposal/reimbursement/ReimbursementValidator.java
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@ -17,6 +17,7 @@
package bisq.core.dao.governance.proposal.reimbursement;
import bisq.core.dao.governance.ConsensusCritical;
import bisq.core.dao.governance.period.PeriodService;
import bisq.core.dao.governance.proposal.ProposalValidationException;
import bisq.core.dao.governance.proposal.ProposalValidator;
@ -34,8 +35,11 @@ import lombok.extern.slf4j.Slf4j;
import static com.google.common.base.Preconditions.checkArgument;
import static org.apache.commons.lang3.Validate.notEmpty;
/**
* Changes here can potentially break consensus!
*/
@Slf4j
public class ReimbursementValidator extends ProposalValidator {
public class ReimbursementValidator extends ProposalValidator implements ConsensusCritical {
@Inject
public ReimbursementValidator(DaoStateService daoStateService, PeriodService periodService) {

6
core/src/main/java/bisq/core/dao/governance/proposal/removeAsset/RemoveAssetValidator.java
View file

@ -17,6 +17,7 @@
package bisq.core.dao.governance.proposal.removeAsset;
import bisq.core.dao.governance.ConsensusCritical;
import bisq.core.dao.governance.period.PeriodService;
import bisq.core.dao.governance.proposal.ProposalValidationException;
import bisq.core.dao.governance.proposal.ProposalValidator;
@ -30,8 +31,11 @@ import lombok.extern.slf4j.Slf4j;
import static org.apache.commons.lang3.Validate.notEmpty;
/**
* Changes here can potentially break consensus!
*/
@Slf4j
public class RemoveAssetValidator extends ProposalValidator {
public class RemoveAssetValidator extends ProposalValidator implements ConsensusCritical {
@Inject
public RemoveAssetValidator(DaoStateService daoStateService, PeriodService periodService) {

6
core/src/main/java/bisq/core/dao/governance/proposal/role/RoleValidator.java
View file

@ -17,6 +17,7 @@
package bisq.core.dao.governance.proposal.role;
import bisq.core.dao.governance.ConsensusCritical;
import bisq.core.dao.governance.period.PeriodService;
import bisq.core.dao.governance.proposal.ProposalValidationException;
import bisq.core.dao.governance.proposal.ProposalValidator;
@ -30,8 +31,11 @@ import lombok.extern.slf4j.Slf4j;
import static org.apache.commons.lang3.Validate.notNull;
/**
* Changes here can potentially break consensus!
*/
@Slf4j
public class RoleValidator extends ProposalValidator {
public class RoleValidator extends ProposalValidator implements ConsensusCritical {
@Inject
public RoleValidator(DaoStateService daoStateService, PeriodService periodService) {