Examples with ConsistencyErrorException cz.metacentrum.perun.core.api.exceptions.ConsistencyErrorException used on opensource projects

Example 1 with ConsistencyErrorException

use of cz.metacentrum.perun.core.api.exceptions.ConsistencyErrorException in project perun by CESNET.

the class VosManagerBlImpl method findCandidates.

public List<Candidate> findCandidates(PerunSession sess, Vo vo, String searchString, int maxNumOfResults) throws InternalErrorException {
    List<Candidate> candidates = new ArrayList<Candidate>();
    int numOfResults = 0;
    try {
        // Iterate through all registered extSources
        for (ExtSource source : getPerunBl().getExtSourcesManagerBl().getVoExtSources(sess, vo)) {
            // Info if this is only simple ext source, change behavior if not
            boolean simpleExtSource = true;
            // Get potential subjects from the extSource
            List<Map<String, String>> subjects;
            try {
                if (source instanceof ExtSourceApi) {
                    // find subjects with all their properties
                    subjects = ((ExtSourceApi) source).findSubjects(searchString, maxNumOfResults);
                    simpleExtSource = false;
                } else {
                    // find subjects only with logins - they then must be retrieved by login
                    subjects = ((ExtSourceSimpleApi) source).findSubjectsLogins(searchString, maxNumOfResults);
                }
            } catch (ExtSourceUnsupportedOperationException e1) {
                log.warn("ExtSource {} doesn't support findSubjects", source.getName());
                continue;
            } catch (InternalErrorException e) {
                log.error("Error occurred on ExtSource {},  Exception {}.", source.getName(), e);
                continue;
            } finally {
                try {
                    ((ExtSourceSimpleApi) source).close();
                } catch (ExtSourceUnsupportedOperationException e) {
                // ExtSource doesn't support that functionality, so silently skip it.
                } catch (InternalErrorException e) {
                    log.error("Can't close extSource connection. Cause: {}", e);
                }
            }
            Set<String> uniqueLogins = new HashSet<>();
            for (Map<String, String> s : subjects) {
                // Check if the user has unique identifier within extSource
                if ((s.get("login") == null) || (s.get("login") != null && ((String) s.get("login")).isEmpty())) {
                    log.error("User '{}' cannot be added, because he/she doesn't have a unique identifier (login)", s);
                    // Skip to another user
                    continue;
                }
                String extLogin = (String) s.get("login");
                // check uniqueness of every login in extSource
                if (uniqueLogins.contains(extLogin)) {
                    throw new InternalErrorException("There are more than 1 login '" + extLogin + "' getting from extSource '" + source + "'");
                } else {
                    uniqueLogins.add(extLogin);
                }
                // Get Candidate
                Candidate candidate;
                try {
                    if (simpleExtSource) {
                        // retrieve data about subjects from ext source based on ext. login
                        candidate = getPerunBl().getExtSourcesManagerBl().getCandidate(sess, source, extLogin);
                    } else {
                        // retrieve data about subjects from subjects we already have locally
                        candidate = getPerunBl().getExtSourcesManagerBl().getCandidate(sess, s, source, extLogin);
                    }
                } catch (ExtSourceNotExistsException e) {
                    throw new ConsistencyErrorException("Getting candidate from non-existing extSource " + source, e);
                } catch (CandidateNotExistsException e) {
                    throw new ConsistencyErrorException("findSubjects returned that candidate, but getCandidate cannot find him using login " + extLogin, e);
                } catch (ExtSourceUnsupportedOperationException e) {
                    throw new InternalErrorException("extSource supports findSubjects but not getCandidate???", e);
                }
                try {
                    getPerunBl().getMembersManagerBl().getMemberByUserExtSources(sess, vo, candidate.getUserExtSources());
                    // Candidate is already a member of the VO, so do not add him to the list of candidates
                    continue;
                } catch (MemberNotExistsException e) {
                // This is OK
                }
                // Add candidate to the list of candidates
                log.debug("findCandidates: returning candidate: {}", candidate);
                candidates.add(candidate);
                numOfResults++;
                // Stop getting new members if the number of already retrieved members exceeded the maxNumOfResults
                if (maxNumOfResults > 0 && numOfResults >= maxNumOfResults) {
                    break;
                }
            }
            // Stop walking through next sources if the number of already retrieved members exceeded the maxNumOfResults
            if (maxNumOfResults > 0 && numOfResults >= maxNumOfResults) {
                break;
            }
        }
        log.debug("Returning {} potential members for vo {}", candidates.size(), vo);
        return candidates;
    } catch (RuntimeException e) {
        throw new InternalErrorException(e);
    }
}

Example 2 with ConsistencyErrorException

use of cz.metacentrum.perun.core.api.exceptions.ConsistencyErrorException in project perun by CESNET.

the class AttributesManagerImpl method createAttributeExistsForInitialize.

public void createAttributeExistsForInitialize(AttributeDefinition attribute) throws InternalErrorException {
    try {
        int attributeId = Utils.getNewId(jdbc, "attr_names_id_seq");
        jdbc.update("insert into attr_names (id, attr_name, type, dsc, namespace, friendly_name, display_name, default_attr_id) values (?,?,?,?,?,?,?,NULL)", attributeId, attribute.getName(), attribute.getType(), attribute.getDescription(), attribute.getNamespace(), attribute.getFriendlyName(), attribute.getDisplayName());
        log.info("Attribute created during initialization of attributesManager: {}", attribute);
    } catch (DataIntegrityViolationException e) {
        throw new ConsistencyErrorException("Attribute already exists: " + attribute, e);
    } catch (RuntimeException e) {
        throw new InternalErrorException(e);
    }
}

Example 3 with ConsistencyErrorException

use of cz.metacentrum.perun.core.api.exceptions.ConsistencyErrorException in project perun by CESNET.

the class AttributesManagerImpl method setAttributeInDB.

private boolean setAttributeInDB(final PerunSession sess, final Attribute attribute, final String tableName, final Map<String, Object> params) throws InternalErrorException {
    // get two sorted lists for parameter names and values
    List<String> columnNames = new ArrayList<>();
    List<Object> columnValues = new ArrayList<>();
    for (Entry entry : params.entrySet()) {
        columnNames.add((String) entry.getKey());
        columnValues.add(entry.getValue());
    }
    try {
        // deleting the attibute if the given attribute value is null
        if (attribute.getValue() == null) {
            int numAffected = jdbc.update("delete from " + tableName + " where " + buildParameters(columnNames, "=?", " and "), columnValues.toArray());
            if (numAffected > 1) {
                throw new ConsistencyErrorException(String.format("Too much rows to delete (" + numAffected + " rows). SQL: delete from " + tableName + " where " + buildParameters(columnNames, "=%s", " and "), columnValues.toArray()));
            }
            return numAffected == 1;
        }
        // set the column name according to the size of the attribute
        boolean largeAttribute = isLargeAttribute(sess, attribute);
        String valueColName = (largeAttribute ? "attr_value_text" : "attr_value");
        // if the DB value is the same as parameter, return
        if (!largeAttribute) {
            try {
                Object value = BeansUtils.stringToAttributeValue(jdbc.queryForObject("select attr_value from " + tableName + " where " + buildParameters(columnNames, "=?", " and "), String.class, columnValues.toArray()), attribute.getType());
                if (attribute.getValue().equals(value)) {
                    return false;
                }
            } catch (EmptyResultDataAccessException ex) {
            //This is ok. Attribute will be stored later.
            }
        }
        int repetatCounter = 0;
        while (true) {
            // number of values of this attribute value in db
            int numOfAttributesInDb = jdbc.queryForInt("select count(attr_id) from " + tableName + " where " + buildParameters(columnNames, "=?", " and "), columnValues.toArray());
            switch(numOfAttributesInDb) {
                case 0:
                    {
                        // value doesn't exist -> insert
                        try {
                            return self.insertAttribute(sess, valueColName, attribute, tableName, columnNames, columnValues);
                        } catch (DataAccessException ex) {
                            // unsuccessful insert, do it again in while loop
                            if (++repetatCounter > MERGE_TRY_CNT) {
                                throw new InternalErrorException("SQL merger (or other UPSERT command) failed more than " + MERGE_TRY_CNT + " times.");
                            }
                            try {
                                //randomized sleep
                                Thread.sleep(Math.round(MERGE_RAND_SLEEP_MAX * Math.random()));
                            } catch (InterruptedException IGNORE) {
                            }
                        }
                        break;
                    }
                case 1:
                    {
                        // value exists -> update
                        try {
                            return self.updateAttribute(sess, valueColName, attribute, tableName, columnNames, columnValues);
                        } catch (DataAccessException ex) {
                            // unsuccessful insert, do it again in while loop
                            if (++repetatCounter > MERGE_TRY_CNT) {
                                throw new InternalErrorException("SQL merger (or other UPSERT command) failed more than " + MERGE_TRY_CNT + " times.");
                            }
                            try {
                                //randomized sleep
                                Thread.sleep(Math.round(MERGE_RAND_SLEEP_MAX * Math.random()));
                            } catch (InterruptedException IGNORE) {
                            }
                        }
                        break;
                    }
                default:
                    throw new ConsistencyErrorException(String.format("Attribute id " + attribute.getId() + " for " + tableName + " with parameters: " + buildParameters(columnNames, "=%s", " and ") + " is more than once in DB.", columnValues.toArray()));
            }
        }
    } catch (RuntimeException e) {
        throw new InternalErrorException(e);
    }
}

Example 4 with ConsistencyErrorException

use of cz.metacentrum.perun.core.api.exceptions.ConsistencyErrorException in project perun by CESNET.

the class urn_perun_group_attribute_def_def_unixGID_namespace method checkAttributeValue.

public void checkAttributeValue(PerunSessionImpl sess, Group group, Attribute attribute) throws InternalErrorException, WrongAttributeValueException, WrongReferenceAttributeValueException, WrongAttributeAssignmentException {
    try {
        String gidNamespace = attribute.getFriendlyNameParameter();
        //Special behaviour if gid is null
        if (attribute.getValue() == null) {
            List<Facility> groupFacilities = new ArrayList<Facility>();
            for (Resource r : sess.getPerunBl().getResourcesManagerBl().getAssignedResources(sess, group)) {
                groupFacilities.add(sess.getPerunBl().getResourcesManagerBl().getFacility(sess, r));
            }
            Set<String> namespacesWhereGroupMustHaveGIDifItHaveUnixNameThere = sess.getPerunBl().getModulesUtilsBl().getSetOfGroupNameNamespacesWhereFacilitiesHasTheSameGIDNamespace(sess, groupFacilities, attribute);
            for (String namespace : namespacesWhereGroupMustHaveGIDifItHaveUnixNameThere) {
                Attribute unixGroupName = sess.getPerunBl().getAttributesManagerBl().getAttribute(sess, group, A_G_unixGroupName_namespace + ":" + namespace);
                if (unixGroupName.getValue() != null) {
                    throw new WrongAttributeValueException(attribute, group, "Group is propagated to the facility where it have set unix group name so it must have unix GID too.");
                }
            }
            //Group is not propagated to any facility in this GID namespace or it doesn't have set unix name there so it doesn't need to have unix GID.
            return;
        }
        //Special behaviour if gid is null
        Integer attrValue = null;
        if (attribute.getValue() == null) {
            throw new WrongAttributeValueException(attribute, group, "Unix GID must be set");
        } else {
            attrValue = (Integer) attribute.getValue();
        }
        //check if gid is not already depleted
        Attribute usedGids = sess.getPerunBl().getAttributesManagerBl().getAttribute(sess, gidNamespace, A_E_usedGids);
        //null in value means there is no depleted or used gids
        if (usedGids.getValue() != null) {
            Map<String, String> usedGidsValue = (Map<String, String>) usedGids.getValue();
            //Dx, where x is GID means depleted value for GID x
            if (usedGidsValue.containsKey("D" + attrValue.toString())) {
                throw new WrongReferenceAttributeValueException(attribute, usedGids, group, null, gidNamespace, null, "This GID is already depleted.");
            }
        }
        //Check if gid GID is within allowed range
        sess.getPerunBl().getModulesUtilsBl().checkIfGIDIsWithinRange(sess, attribute);
        //Prepare lists for all groups and resources with same GID in the same namespace
        List<Group> allGroupsWithSameGIDInSameNamespace = new ArrayList<Group>();
        List<Resource> allResourcesWithSameGIDInSameNamespace = new ArrayList<Resource>();
        //Prepare attributes for searching through groups and resources
        Attribute groupGIDAttribute = attribute;
        Attribute resourceGIDAttribute = new Attribute(sess.getPerunBl().getAttributesManagerBl().getAttributeDefinition(sess, A_R_unixGID_namespace + ":" + gidNamespace));
        resourceGIDAttribute.setValue(groupGIDAttribute.getValue());
        //Fill lists of Groups and Resources by data
        allGroupsWithSameGIDInSameNamespace.addAll(sess.getPerunBl().getGroupsManagerBl().getGroupsByAttribute(sess, groupGIDAttribute));
        allResourcesWithSameGIDInSameNamespace.addAll(sess.getPerunBl().getResourcesManagerBl().getResourcesByAttribute(sess, resourceGIDAttribute));
        //remove this group
        allGroupsWithSameGIDInSameNamespace.remove(group);
        //Prepare list of GroupName attributes of this group
        List<Attribute> groupNamesOfGroup = sess.getPerunBl().getAttributesManagerBl().getAllAttributesStartWithNameWithoutNullValue(sess, group, A_G_unixGroupName_namespace + ":");
        //Searching through groups
        if (!allGroupsWithSameGIDInSameNamespace.isEmpty()) {
            for (Group g : allGroupsWithSameGIDInSameNamespace) {
                for (Attribute a : groupNamesOfGroup) {
                    int compare = sess.getPerunBl().getModulesUtilsBl().haveTheSameAttributeWithTheSameNamespace(sess, g, a);
                    if (compare > 0) {
                        //This is problem, there is the same attribute but have other value
                        throw new WrongReferenceAttributeValueException(attribute, a, "There is a group with same GID (namespace: " + gidNamespace + ") and different unix group name (namespace: " + a.getFriendlyNameParameter() + "). " + g + " " + group);
                    }
                //Other possibilities are not problem, less than 0 mean that same attribute not exists, and 0 mean that attribute exists but have same value
                }
            }
        }
        //Searching through resources
        if (!allResourcesWithSameGIDInSameNamespace.isEmpty()) {
            for (Resource r : allResourcesWithSameGIDInSameNamespace) {
                for (Attribute a : groupNamesOfGroup) {
                    //Prepare resource version of this group attribute
                    Attribute resourceGroupName = new Attribute(sess.getPerunBl().getAttributesManagerBl().getAttributeDefinition(sess, A_R_unixGroupName_namespace + ":" + a.getFriendlyNameParameter()));
                    resourceGroupName.setValue(a.getValue());
                    int compare = sess.getPerunBl().getModulesUtilsBl().haveTheSameAttributeWithTheSameNamespace(sess, r, resourceGroupName);
                    if (compare > 0) {
                        //This is problem, there is the same attribute but have other value
                        throw new WrongReferenceAttributeValueException(attribute, a, "There is a resource with same GID (namespace: " + gidNamespace + ") and different unix group name (namespace: " + a.getFriendlyNameParameter() + "). " + r + " " + group);
                    }
                //Other possibilities are not problem, less than 0 mean that same attribute not exists, and 0 mean that attribute exists but have same value
                }
            }
        }
    } catch (AttributeNotExistsException ex) {
        throw new ConsistencyErrorException(ex);
    }
}

Example 5 with ConsistencyErrorException

use of cz.metacentrum.perun.core.api.exceptions.ConsistencyErrorException in project perun by CESNET.

the class urn_perun_group_attribute_def_def_unixGroupName_namespace method checkAttributeValue.

@Override
public void checkAttributeValue(PerunSessionImpl sess, Group group, Attribute attribute) throws InternalErrorException, WrongAttributeValueException, WrongReferenceAttributeValueException, WrongAttributeAssignmentException {
    //prepare namespace and groupName value variables
    String groupName = null;
    if (attribute.getValue() != null)
        groupName = (String) attribute.getValue();
    String groupNameNamespace = attribute.getFriendlyNameParameter();
    if (groupName == null) {
        // if this is group attribute, its ok
        return;
    }
    //Check attribute regex
    sess.getPerunBl().getModulesUtilsBl().checkAttributeRegex(attribute, "^[-._a-zA-Z0-9]+$");
    //Check reserved unix group names
    sess.getPerunBl().getModulesUtilsBl().checkReservedUnixGroupNames(attribute);
    try {
        //prepare attributes group and resource unixGroupName
        Attribute groupUnixGroupName = attribute;
        Attribute resourceUnixGroupName = new Attribute(sess.getPerunBl().getAttributesManagerBl().getAttributeDefinition(sess, A_R_unixGroupName_namespace + ":" + groupNameNamespace));
        resourceUnixGroupName.setValue(attribute.getValue());
        //prepare lists of groups and resources with the same groupName value in the same namespace
        List<Group> groupsWithSameGroupNameInTheSameNamespace = new ArrayList<Group>();
        List<Resource> resourcesWithSameGroupNameInTheSameNamespace = new ArrayList<Resource>();
        //Fill lists of groups and resources
        groupsWithSameGroupNameInTheSameNamespace.addAll(sess.getPerunBl().getGroupsManagerBl().getGroupsByAttribute(sess, groupUnixGroupName));
        resourcesWithSameGroupNameInTheSameNamespace.addAll(sess.getPerunBl().getResourcesManagerBl().getResourcesByAttribute(sess, resourceUnixGroupName));
        //If there is no group or resource with same GroupNameInTheSameNamespace, its ok
        if (groupsWithSameGroupNameInTheSameNamespace.isEmpty() && resourcesWithSameGroupNameInTheSameNamespace.isEmpty())
            return;
        //First need to know that i have right to write any of duplicit groupName-namespace attribute
        boolean haveRights = sess.getPerunBl().getModulesUtilsBl().haveRightToWriteAttributeInAnyGroupOrResource(sess, groupsWithSameGroupNameInTheSameNamespace, resourcesWithSameGroupNameInTheSameNamespace, groupUnixGroupName, resourceUnixGroupName);
        if (!haveRights)
            throw new WrongReferenceAttributeValueException(attribute, "This groupName is already used for other group or resource and user has no rights to use it.");
        //Now if rights are ok, prepare lists of UnixGIDs attributes of this group (also equivalent resource GID)
        List<Attribute> groupUnixGIDs = sess.getPerunBl().getAttributesManagerBl().getAllAttributesStartWithNameWithoutNullValue(sess, group, A_G_unixGID_namespace + ":");
        List<Attribute> resourceVersionOfUnixGIDs = sess.getPerunBl().getModulesUtilsBl().getListOfResourceGIDsFromListOfGroupGIDs(sess, groupUnixGIDs);
        //In list of duplicit groups looking for GID in same namespace but with different value, thats not correct
        if (!groupsWithSameGroupNameInTheSameNamespace.isEmpty()) {
            for (Group g : groupsWithSameGroupNameInTheSameNamespace) {
                for (Attribute a : groupUnixGIDs) {
                    int compare;
                    compare = sess.getPerunBl().getModulesUtilsBl().haveTheSameAttributeWithTheSameNamespace(sess, g, a);
                    if (compare > 0) {
                        throw new WrongReferenceAttributeValueException(attribute, a, "One of the group GIDs is from the same namespace like other group GID but with different values.");
                    }
                }
            }
        }
        //In list of duplicit resources looking for GID in same namespace but with different value, thats not correct
        if (!resourcesWithSameGroupNameInTheSameNamespace.isEmpty()) {
            for (Resource r : resourcesWithSameGroupNameInTheSameNamespace) {
                for (Attribute a : resourceVersionOfUnixGIDs) {
                    int compare;
                    compare = sess.getPerunBl().getModulesUtilsBl().haveTheSameAttributeWithTheSameNamespace(sess, r, a);
                    if (compare > 0) {
                        throw new WrongReferenceAttributeValueException(attribute, a, "One of the group GIDs is from the same namespace like other resource GIDs but with different values.");
                    }
                }
            }
        }
    } catch (AttributeNotExistsException ex) {
        throw new ConsistencyErrorException(ex);
    }
}