예제 #1
0
    def update_label(self, previous_settings):
        data = getattr(previous_settings, 'label', {}).copy()
        new = getattr(self, 'label', {}).copy()
        if not previous_settings:
            return

        # if nothing changed copy the settings from previous
        if not new and data:
            setattr(self, 'label', data)
        elif data != new:
            for k, v in new.items():
                if v is not None:
                    data[k] = v
                else:
                    if k not in data:
                        raise UnprocessableEntity('{} does not exist under {}'.format(k, 'label'))  # noqa
                    del data[k]
            setattr(self, 'label', data)

            diff = dict_diff(self.label, getattr(previous_settings, 'label', {}))
            added = ', '.join(list(map(lambda x: 'default' if x == '' else x, [k for k in diff.get('added', {})])))  # noqa
            added = 'added label ' + added if added else ''
            changed = ', '.join(list(map(lambda x: 'default' if x == '' else x, [k for k in diff.get('changed', {})])))  # noqa
            changed = 'changed label ' + changed if changed else ''
            deleted = ', '.join(list(map(lambda x: 'default' if x == '' else x, [k for k in diff.get('deleted', {})])))  # noqa
            deleted = 'deleted label ' + deleted if deleted else ''
            changes = ', '.join(i for i in (added, changed, deleted) if i)
            if changes:
                if self.summary:
                    self.summary += ' and '
                self.summary += ["{} {}".format(self.owner, changes)]
예제 #2
0
    def _update_autoscale(self, previous_settings):
        data = getattr(previous_settings, 'autoscale', {}).copy()
        new = getattr(self, 'autoscale', {}).copy()
        # If no previous settings then do nothing
        if not previous_settings:
            return

        # if nothing changed copy the settings from previous
        if not new and data:
            setattr(self, 'autoscale', data)
        elif data != new:
            for proc, scale in new.items():
                if scale is None:
                    # error if unsetting non-existing key
                    if proc not in data:
                        raise UnprocessableEntity(
                            '{} does not exist under {}'.format(
                                proc, 'autoscale'))  # noqa
                    del data[proc]
                else:
                    data[proc] = scale
            setattr(self, 'autoscale', data)

            # only apply new items
            for proc, scale in new.items():
                self.app.autoscale(proc, scale)

            # if the autoscale information changed, log the dict diff
            changes = []
            old_autoscale = getattr(previous_settings, 'autoscale', {})
            diff = dict_diff(self.autoscale, old_autoscale)
            # try to be as succinct as possible
            added = ', '.join(
                list(
                    map(lambda x: 'default' if x == '' else x,
                        [k for k in diff.get('added', {})])))  # noqa
            added = 'added autoscale for process type ' + added if added else ''
            changed = ', '.join(
                list(
                    map(lambda x: 'default' if x == '' else x,
                        [k for k in diff.get('changed', {})])))  # noqa
            changed = 'changed autoscale for process type ' + changed if changed else ''
            deleted = ', '.join(
                list(
                    map(lambda x: 'default' if x == '' else x,
                        [k for k in diff.get('deleted', {})])))  # noqa
            deleted = 'deleted autoscale for process type ' + deleted if deleted else ''
            changes = ', '.join(i for i in (added, changed, deleted) if i)
            if changes:
                self.summary += ["{} {}".format(self.owner, changes)]
예제 #3
0
    def _update_label(self, previous_settings):
        data = getattr(previous_settings, 'label', {}).copy()
        new = getattr(self, 'label', {}).copy()
        if not previous_settings:
            return

        # if nothing changed copy the settings from previous
        if not new and data:
            setattr(self, 'label', data)
        elif data != new:
            for k, v in new.items():
                if v is not None:
                    data[k] = v
                else:
                    if k not in data:
                        raise UnprocessableEntity(
                            '{} does not exist under {}'.format(
                                k, 'label'))  # noqa
                    del data[k]
            setattr(self, 'label', data)

            diff = dict_diff(self.label, getattr(previous_settings, 'label',
                                                 {}))
            added = ', '.join(
                list(
                    map(lambda x: 'default' if x == '' else x,
                        [k for k in diff.get('added', {})])))  # noqa
            added = 'added label ' + added if added else ''
            changed = ', '.join(
                list(
                    map(lambda x: 'default' if x == '' else x,
                        [k for k in diff.get('changed', {})])))  # noqa
            changed = 'changed label ' + changed if changed else ''
            deleted = ', '.join(
                list(
                    map(lambda x: 'default' if x == '' else x,
                        [k for k in diff.get('deleted', {})])))  # noqa
            deleted = 'deleted label ' + deleted if deleted else ''
            changes = ', '.join(i for i in (added, changed, deleted) if i)
            if changes:
                if self.summary:
                    self.summary += ' and '
                self.summary += ["{} {}".format(self.owner, changes)]
예제 #4
0
    def update_autoscale(self, previous_settings):
        data = getattr(previous_settings, 'autoscale', {}).copy()
        new = getattr(self, 'autoscale', {}).copy()
        # If no previous settings then do nothing
        if not previous_settings:
            return

        # if nothing changed copy the settings from previous
        if not new and data:
            setattr(self, 'autoscale', data)
        elif data != new:
            for proc, scale in new.items():
                if scale is None:
                    # error if unsetting non-existing key
                    if proc not in data:
                        raise UnprocessableEntity('{} does not exist under {}'.format(proc, 'autoscale'))  # noqa
                    del data[proc]
                else:
                    data[proc] = scale
            setattr(self, 'autoscale', data)

            # only apply new items
            for proc, scale in new.items():
                self.app.autoscale(proc, scale)

            # if the autoscale information changed, log the dict diff
            changes = []
            old_autoscale = getattr(previous_settings, 'autoscale', {})
            diff = dict_diff(self.autoscale, old_autoscale)
            # try to be as succinct as possible
            added = ', '.join(list(map(lambda x: 'default' if x == '' else x, [k for k in diff.get('added', {})])))  # noqa
            added = 'added autoscale for process type ' + added if added else ''
            changed = ', '.join(list(map(lambda x: 'default' if x == '' else x, [k for k in diff.get('changed', {})])))  # noqa
            changed = 'changed autoscale for process type ' + changed if changed else ''
            deleted = ', '.join(list(map(lambda x: 'default' if x == '' else x, [k for k in diff.get('deleted', {})])))  # noqa
            deleted = 'deleted autoscale for process type ' + deleted if deleted else ''
            changes = ', '.join(i for i in (added, changed, deleted) if i)
            if changes:
                self.summary += ["{} {}".format(self.owner, changes)]
예제 #5
0
    def save(self, *args, **kwargs):  # noqa
        if not self.summary:
            self.summary = ''
            prev_release = self.previous()
            # compare this build to the previous build
            old_build = prev_release.build if prev_release else None
            old_config = prev_release.config if prev_release else None
            # if the build changed, log it and who pushed it
            if self.version == 1:
                self.summary += "{} created initial release".format(self.app.owner)
            elif self.build != old_build:
                if self.build.sha:
                    self.summary += "{} deployed {}".format(self.build.owner, self.build.sha[:7])
                else:
                    self.summary += "{} deployed {}".format(self.build.owner, self.build.image)

            # if the config data changed, log the dict diff
            if self.config != old_config:
                # if env vars change, log the dict diff
                dict1 = self.config.values
                dict2 = old_config.values if old_config else {}
                diff = dict_diff(dict1, dict2)
                # try to be as succinct as possible
                added = ', '.join(k for k in diff.get('added', {}))
                added = 'added ' + added if added else ''
                changed = ', '.join(k for k in diff.get('changed', {}))
                changed = 'changed ' + changed if changed else ''
                deleted = ', '.join(k for k in diff.get('deleted', {}))
                deleted = 'deleted ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the limits changed (memory or cpu), log the dict diff
                changes = []
                old_mem = old_config.memory if old_config else {}
                diff = dict_diff(self.config.memory, old_mem)
                if diff.get('added') or diff.get('changed') or diff.get('deleted'):
                    changes.append('memory')
                old_cpu = old_config.cpu if old_config else {}
                diff = dict_diff(self.config.cpu, old_cpu)
                if diff.get('added') or diff.get('changed') or diff.get('deleted'):
                    changes.append('cpu')
                if changes:
                    changes = 'changed limits for '+', '.join(changes)
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the lifecycle_post_start hooks changed, log the dict diff
                changes = []
                old_lifecycle_post_start = old_config.lifecycle_post_start if old_config else {}
                diff = dict_diff(self.config.lifecycle_post_start, old_lifecycle_post_start)
                # try to be as succinct as possible
                added = ', '.join(k for k in diff.get('added', {}))
                added = 'added lifecycle_post_start  ' + added if added else ''
                changed = ', '.join(k for k in diff.get('changed', {}))
                changed = 'changed lifecycle_post_start ' + changed if changed else ''
                deleted = ', '.join(k for k in diff.get('deleted', {}))
                deleted = 'deleted lifecycle_post_start ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the lifecycle_pre_stop hooks changed, log the dict diff
                changes = []
                old_lifecycle_pre_stop = old_config.lifecycle_pre_stop if old_config else {}
                diff = dict_diff(self.config.lifecycle_pre_stop, old_lifecycle_pre_stop)
                # try to be as succinct as possible
                added = ', '.join(k for k in diff.get('added', {}))
                added = 'added lifecycle_pre_stop  ' + added if added else ''
                changed = ', '.join(k for k in diff.get('changed', {}))
                changed = 'changed lifecycle_pre_stop ' + changed if changed else ''
                deleted = ', '.join(k for k in diff.get('deleted', {}))
                deleted = 'deleted lifecycle_pre_stop ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '

                # if the timeouts changed, log the dict diff
                changes = []
                old_timeout = old_config.termination_grace_period if old_config else {}
                diff = dict_diff(self.config.termination_grace_period, old_timeout)
                if diff.get('added') or diff.get('changed') or diff.get('deleted'):
                    changes.append('termination_grace_period')
                if changes:
                    changes = 'changed timeouts for '+', '.join(changes)
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the tags changed, log the dict diff
                changes = []
                old_tags = old_config.tags if old_config else {}
                diff = dict_diff(self.config.tags, old_tags)
                # try to be as succinct as possible
                added = ', '.join(k for k in diff.get('added', {}))
                added = 'added tag ' + added if added else ''
                changed = ', '.join(k for k in diff.get('changed', {}))
                changed = 'changed tag ' + changed if changed else ''
                deleted = ', '.join(k for k in diff.get('deleted', {}))
                deleted = 'deleted tag ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the registry information changed, log the dict diff
                changes = []
                old_registry = old_config.registry if old_config else {}
                diff = dict_diff(self.config.registry, old_registry)
                # try to be as succinct as possible
                added = ', '.join(k for k in diff.get('added', {}))
                added = 'added registry info ' + added if added else ''
                changed = ', '.join(k for k in diff.get('changed', {}))
                changed = 'changed registry info ' + changed if changed else ''
                deleted = ', '.join(k for k in diff.get('deleted', {}))
                deleted = 'deleted registry info ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the healthcheck information changed, log the dict diff
                changes = []
                old_healthcheck = old_config.healthcheck if old_config else {}
                diff = dict_diff(self.config.healthcheck, old_healthcheck)
                # try to be as succinct as possible
                added = ', '.join(list(map(lambda x: 'default' if x == '' else x, [k for k in diff.get('added', {})])))  # noqa
                added = 'added healthcheck info for proc type ' + added if added else ''
                changed = ', '.join(list(map(lambda x: 'default' if x == '' else x, [k for k in diff.get('changed', {})])))  # noqa
                changed = 'changed healthcheck info for proc type ' + changed if changed else ''
                deleted = ', '.join(list(map(lambda x: 'default' if x == '' else x, [k for k in diff.get('deleted', {})])))  # noqa
                deleted = 'deleted healthcheck info for proc type ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '
                    self.summary += "{} {}".format(self.config.owner, changes)

            if not self.summary:
                if self.version == 1:
                    self.summary = "{} created the initial release".format(self.owner)
                else:
                    # There were no changes to this release
                    raise AlreadyExists("{} changed nothing - release stopped".format(self.owner))

        super(Release, self).save(*args, **kwargs)
예제 #6
0
    def save(self, *args, **kwargs):  # noqa
        if not self.summary:
            self.summary = ''
            prev_release = self.previous()
            # compare this build to the previous build
            old_build = prev_release.build if prev_release else None
            old_config = prev_release.config if prev_release else None
            # if the build changed, log it and who pushed it
            if self.version == 1:
                self.summary += "{} created initial release".format(self.app.owner)
            elif self.build != old_build:
                if self.build.sha:
                    self.summary += "{} deployed {}".format(self.build.owner, self.build.sha[:7])
                else:
                    self.summary += "{} deployed {}".format(self.build.owner, self.build.image)

            # if the config data changed, log the dict diff
            if self.config != old_config:
                # if env vars change, log the dict diff
                dict1 = self.config.values
                dict2 = old_config.values if old_config else {}
                diff = dict_diff(dict1, dict2)
                # try to be as succinct as possible
                added = ', '.join(k for k in diff.get('added', {}))
                added = 'added ' + added if added else ''
                changed = ', '.join(k for k in diff.get('changed', {}))
                changed = 'changed ' + changed if changed else ''
                deleted = ', '.join(k for k in diff.get('deleted', {}))
                deleted = 'deleted ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the limits changed (memory or cpu), log the dict diff
                changes = []
                old_mem = old_config.memory if old_config else {}
                diff = dict_diff(self.config.memory, old_mem)
                if diff.get('added') or diff.get('changed') or diff.get('deleted'):
                    changes.append('memory')
                old_cpu = old_config.cpu if old_config else {}
                diff = dict_diff(self.config.cpu, old_cpu)
                if diff.get('added') or diff.get('changed') or diff.get('deleted'):
                    changes.append('cpu')
                if changes:
                    changes = 'changed limits for '+', '.join(changes)
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the tags changed, log the dict diff
                changes = []
                old_tags = old_config.tags if old_config else {}
                diff = dict_diff(self.config.tags, old_tags)
                # try to be as succinct as possible
                added = ', '.join(k for k in diff.get('added', {}))
                added = 'added tag ' + added if added else ''
                changed = ', '.join(k for k in diff.get('changed', {}))
                changed = 'changed tag ' + changed if changed else ''
                deleted = ', '.join(k for k in diff.get('deleted', {}))
                deleted = 'deleted tag ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the registry information changed, log the dict diff
                changes = []
                old_registry = old_config.registry if old_config else {}
                diff = dict_diff(self.config.registry, old_registry)
                # try to be as succinct as possible
                added = ', '.join(k for k in diff.get('added', {}))
                added = 'added registry info ' + added if added else ''
                changed = ', '.join(k for k in diff.get('changed', {}))
                changed = 'changed registry info ' + changed if changed else ''
                deleted = ', '.join(k for k in diff.get('deleted', {}))
                deleted = 'deleted registry info ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '
                    self.summary += "{} {}".format(self.config.owner, changes)

            if not self.summary:
                if self.version == 1:
                    self.summary = "{} created the initial release".format(self.owner)
                else:
                    # There were no changes to this release
                    raise AlreadyExists("{} changed nothing - release stopped".format(self.owner))

        super(Release, self).save(*args, **kwargs)
예제 #7
0
    def save(self, *args, **kwargs):  # noqa
        if not self.summary:
            self.summary = ""
            prev_release = self.previous()
            # compare this build to the previous build
            old_build = prev_release.build if prev_release else None
            old_config = prev_release.config if prev_release else None
            # if the build changed, log it and who pushed it
            if self.version == 1:
                self.summary += "{} created initial release".format(self.app.owner)
            elif self.build != old_build:
                if self.build.sha:
                    self.summary += "{} deployed {}".format(self.build.owner, self.build.sha[:7])
                else:
                    self.summary += "{} deployed {}".format(self.build.owner, self.build.image)

            # if the config data changed, log the dict diff
            if self.config != old_config:
                # if env vars change, log the dict diff
                dict1 = self.config.values
                dict2 = old_config.values if old_config else {}
                diff = dict_diff(dict1, dict2)
                # try to be as succinct as possible
                added = ", ".join(k for k in diff.get("added", {}))
                added = "added " + added if added else ""
                changed = ", ".join(k for k in diff.get("changed", {}))
                changed = "changed " + changed if changed else ""
                deleted = ", ".join(k for k in diff.get("deleted", {}))
                deleted = "deleted " + deleted if deleted else ""
                changes = ", ".join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += " and "
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the limits changed (memory or cpu), log the dict diff
                changes = []
                old_mem = old_config.memory if old_config else {}
                diff = dict_diff(self.config.memory, old_mem)
                if diff.get("added") or diff.get("changed") or diff.get("deleted"):
                    changes.append("memory")
                old_cpu = old_config.cpu if old_config else {}
                diff = dict_diff(self.config.cpu, old_cpu)
                if diff.get("added") or diff.get("changed") or diff.get("deleted"):
                    changes.append("cpu")
                if changes:
                    changes = "changed limits for " + ", ".join(changes)
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the tags changed, log the dict diff
                changes = []
                old_tags = old_config.tags if old_config else {}
                diff = dict_diff(self.config.tags, old_tags)
                # try to be as succinct as possible
                added = ", ".join(k for k in diff.get("added", {}))
                added = "added tag " + added if added else ""
                changed = ", ".join(k for k in diff.get("changed", {}))
                changed = "changed tag " + changed if changed else ""
                deleted = ", ".join(k for k in diff.get("deleted", {}))
                deleted = "deleted tag " + deleted if deleted else ""
                changes = ", ".join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += " and "
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the registry information changed, log the dict diff
                changes = []
                old_registry = old_config.registry if old_config else {}
                diff = dict_diff(self.config.registry, old_registry)
                # try to be as succinct as possible
                added = ", ".join(k for k in diff.get("added", {}))
                added = "added registry info " + added if added else ""
                changed = ", ".join(k for k in diff.get("changed", {}))
                changed = "changed registry info " + changed if changed else ""
                deleted = ", ".join(k for k in diff.get("deleted", {}))
                deleted = "deleted registry info " + deleted if deleted else ""
                changes = ", ".join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += " and "
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the healthcheck information changed, log the dict diff
                changes = []
                old_healthcheck = old_config.healthcheck if old_config else {}
                diff = dict_diff(self.config.healthcheck, old_healthcheck)
                # try to be as succinct as possible
                added = ", ".join(
                    list(map(lambda x: "default" if x == "" else x, [k for k in diff.get("added", {})]))
                )  # noqa
                added = "added healthcheck info for proc type " + added if added else ""
                changed = ", ".join(
                    list(map(lambda x: "default" if x == "" else x, [k for k in diff.get("changed", {})]))
                )  # noqa
                changed = "changed healthcheck info for proc type " + changed if changed else ""
                deleted = ", ".join(
                    list(map(lambda x: "default" if x == "" else x, [k for k in diff.get("deleted", {})]))
                )  # noqa
                deleted = "deleted healthcheck info for proc type " + deleted if deleted else ""
                changes = ", ".join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += " and "
                    self.summary += "{} {}".format(self.config.owner, changes)

            if not self.summary:
                if self.version == 1:
                    self.summary = "{} created the initial release".format(self.owner)
                else:
                    # There were no changes to this release
                    raise AlreadyExists("{} changed nothing - release stopped".format(self.owner))

        super(Release, self).save(*args, **kwargs)
예제 #8
0
    def save(self, *args, **kwargs):  # noqa
        if not self.summary:
            self.summary = ''
            prev_release = self.previous()
            # compare this build to the previous build
            old_build = prev_release.build if prev_release else None
            old_config = prev_release.config if prev_release else None
            # if the build changed, log it and who pushed it
            if self.version == 1:
                self.summary += "{} created initial release".format(
                    self.app.owner)
            elif self.build != old_build:
                if self.build.sha:
                    self.summary += "{} deployed {}".format(
                        self.build.owner, self.build.sha[:7])
                else:
                    self.summary += "{} deployed {}".format(
                        self.build.owner, self.build.image)

            # if the config data changed, log the dict diff
            if self.config != old_config:
                # if env vars change, log the dict diff
                dict1 = self.config.values
                dict2 = old_config.values if old_config else {}
                diff = dict_diff(dict1, dict2)
                # try to be as succinct as possible
                added = ', '.join(k for k in diff.get('added', {}))
                added = 'added ' + added if added else ''
                changed = ', '.join(k for k in diff.get('changed', {}))
                changed = 'changed ' + changed if changed else ''
                deleted = ', '.join(k for k in diff.get('deleted', {}))
                deleted = 'deleted ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the limits changed (memory or cpu), log the dict diff
                changes = []
                old_mem = old_config.memory if old_config else {}
                diff = dict_diff(self.config.memory, old_mem)
                if diff.get('added') or diff.get('changed') or diff.get(
                        'deleted'):
                    changes.append('memory')
                old_cpu = old_config.cpu if old_config else {}
                diff = dict_diff(self.config.cpu, old_cpu)
                if diff.get('added') or diff.get('changed') or diff.get(
                        'deleted'):
                    changes.append('cpu')
                if changes:
                    changes = 'changed limits for ' + ', '.join(changes)
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the tags changed, log the dict diff
                changes = []
                old_tags = old_config.tags if old_config else {}
                diff = dict_diff(self.config.tags, old_tags)
                # try to be as succinct as possible
                added = ', '.join(k for k in diff.get('added', {}))
                added = 'added tag ' + added if added else ''
                changed = ', '.join(k for k in diff.get('changed', {}))
                changed = 'changed tag ' + changed if changed else ''
                deleted = ', '.join(k for k in diff.get('deleted', {}))
                deleted = 'deleted tag ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '
                    self.summary += "{} {}".format(self.config.owner, changes)

                # if the registry information changed, log the dict diff
                changes = []
                old_registry = old_config.registry if old_config else {}
                diff = dict_diff(self.config.registry, old_registry)
                # try to be as succinct as possible
                added = ', '.join(k for k in diff.get('added', {}))
                added = 'added registry info ' + added if added else ''
                changed = ', '.join(k for k in diff.get('changed', {}))
                changed = 'changed registry info ' + changed if changed else ''
                deleted = ', '.join(k for k in diff.get('deleted', {}))
                deleted = 'deleted registry info ' + deleted if deleted else ''
                changes = ', '.join(i for i in (added, changed, deleted) if i)
                if changes:
                    if self.summary:
                        self.summary += ' and '
                    self.summary += "{} {}".format(self.config.owner, changes)

            if not self.summary:
                if self.version == 1:
                    self.summary = "{} created the initial release".format(
                        self.owner)
                else:
                    # There were no changes to this release
                    raise AlreadyExists(
                        "{} changed nothing - release stopped".format(
                            self.owner))

        super(Release, self).save(*args, **kwargs)