Documentation
¶
Overview ¶
Copyright 2020 CLOUD&HEAT Technologies GmbH * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License.
Copyright 2020 CLOUD&HEAT Technologies GmbH * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License.
Copyright 2020 CLOUD&HEAT Technologies GmbH * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License.
Index ¶
- Variables
- type ApplyHandlerv1
- type ConfigGenerator
- type ConfigManager
- type KeepalivedConfigGenerator
- func (g *KeepalivedConfigGenerator) GenerateConfig(lb *model.LoadBalancer, out io.Writer) error
- func (g *KeepalivedConfigGenerator) GenerateStructuredConfig(lb *model.LoadBalancer) (*keepalivedConfig, error)
- func (g *KeepalivedConfigGenerator) WriteStructuredConfig(cfg *keepalivedConfig, out io.Writer) error
- type NftablesGenerator
- type SAddrMatch
Constants ¶
This section is empty.
Variables ¶
var (
ErrProtocolNotSupported = fmt.Errorf("Protocol is not supported")
)
Functions ¶
This section is empty.
Types ¶
type ApplyHandlerv1 ¶
type ApplyHandlerv1 struct {
KeepalivedConfig *ConfigManager
NftablesConfig *ConfigManager
MaxRequestSize int64
// contains filtered or unexported fields
}
func (*ApplyHandlerv1) ProcessRequest ¶
func (h *ApplyHandlerv1) ProcessRequest(lbcfg *model.LoadBalancer) (int, string)
func (*ApplyHandlerv1) ServeHTTP ¶
func (h *ApplyHandlerv1) ServeHTTP(w http.ResponseWriter, r *http.Request)
type ConfigGenerator ¶
type ConfigGenerator interface {
GenerateConfig(lb *model.LoadBalancer, out io.Writer) error
}
type ConfigManager ¶
type ConfigManager struct {
Generator ConfigGenerator
Service config.ServiceConfig
}
func (*ConfigManager) Check ¶
func (m *ConfigManager) Check() error
func (*ConfigManager) Fix ¶
func (m *ConfigManager) Fix() error
func (*ConfigManager) MakeBackup ¶
func (m *ConfigManager) MakeBackup() (string, error)
func (*ConfigManager) Reload ¶
func (m *ConfigManager) Reload() error
func (*ConfigManager) ReloadAndCheck ¶
func (m *ConfigManager) ReloadAndCheck() error
func (*ConfigManager) WriteWithRollback ¶
func (m *ConfigManager) WriteWithRollback(cfg *model.LoadBalancer) (bool, error)
type KeepalivedConfigGenerator ¶
type KeepalivedConfigGenerator struct {
Priority int
VRRPPassword string
VRIDBase int
Interface string
}
func (*KeepalivedConfigGenerator) GenerateConfig ¶
func (g *KeepalivedConfigGenerator) GenerateConfig(lb *model.LoadBalancer, out io.Writer) error
func (*KeepalivedConfigGenerator) GenerateStructuredConfig ¶
func (g *KeepalivedConfigGenerator) GenerateStructuredConfig(lb *model.LoadBalancer) (*keepalivedConfig, error)
func (*KeepalivedConfigGenerator) WriteStructuredConfig ¶
func (g *KeepalivedConfigGenerator) WriteStructuredConfig(cfg *keepalivedConfig, out io.Writer) error
type NftablesGenerator ¶
func (*NftablesGenerator) GenerateConfig ¶
func (g *NftablesGenerator) GenerateConfig(m *model.LoadBalancer, out io.Writer) error
func (*NftablesGenerator) GenerateStructuredConfig ¶
func (g *NftablesGenerator) GenerateStructuredConfig(m *model.LoadBalancer) (*nftablesConfig, error)
Generates a config suitable for nftablesTemplate from a LoadBalancer model
func (*NftablesGenerator) WriteStructuredConfig ¶
func (g *NftablesGenerator) WriteStructuredConfig(cfg *nftablesConfig, out io.Writer) error
type SAddrMatch ¶ added in v0.5.0
type SAddrMatch struct {
// String like eg. "ip saddr 0.0.0.0/0" ready to be used in an nftables rule.
// May be "" so the rule doesn't match on source addresses (allow all)
Match string
// List of cidrs to block. If empty, set verdict to 'accept'.
// If nonempty, set verdict to 'jump $c' and generate a new
// chain $c that drops all address ranges and defaults to 'accept'
Except []string
}
Source Files