forked from TrueCloudLab/frostfs-node
109 lines
3.2 KiB
Go
109 lines
3.2 KiB
Go
package control
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import (
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"bytes"
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"crypto/sha256"
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"encoding/hex"
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"encoding/json"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
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"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/commonflags"
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"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/key"
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"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/modules/util"
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commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control"
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cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
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apechain "git.frostfs.info/TrueCloudLab/policy-engine/pkg/chain"
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"github.com/spf13/cobra"
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)
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const (
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ruleFlag = "rule"
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)
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var addRuleCmd = &cobra.Command{
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Use: "add-rule",
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Short: "Add local override",
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Long: "Add local APE rule to a node with following format:\n<action>[:action_detail] <operation> [<condition1> ...] <resource>",
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Example: `allow Object.Get *
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deny Object.Get EbxzAdz5LB4uqxuz6crWKAumBNtZyK2rKsqQP7TdZvwr/*
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deny:QuotaLimitReached Object.Put Object.Resource:Department=HR *
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`,
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Run: addRule,
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}
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func prettyJSONFormat(cmd *cobra.Command, serializedChain []byte) string {
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wr := bytes.NewBufferString("")
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err := json.Indent(wr, serializedChain, "", " ")
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commonCmd.ExitOnErr(cmd, "%w", err)
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return wr.String()
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}
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func addRule(cmd *cobra.Command, _ []string) {
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pk := key.Get(cmd)
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chainID, _ := cmd.Flags().GetString(chainIDFlag)
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hexEncoded, _ := cmd.Flags().GetBool(chainIDHexFlag)
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chainIDRaw := []byte(chainID)
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if hexEncoded {
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var err error
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chainIDRaw, err = hex.DecodeString(chainID)
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commonCmd.ExitOnErr(cmd, "can't decode chain ID as hex: %w", err)
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}
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var cnr cid.ID
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cidStr, _ := cmd.Flags().GetString(commonflags.CIDFlag)
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commonCmd.ExitOnErr(cmd, "can't decode container ID: %w", cnr.DecodeString(cidStr))
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rawCID := make([]byte, sha256.Size)
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cnr.Encode(rawCID)
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rule, _ := cmd.Flags().GetString(ruleFlag)
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chain := new(apechain.Chain)
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commonCmd.ExitOnErr(cmd, "parser error: %w", util.ParseAPEChain(chain, []string{rule}))
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chain.ID = apechain.ID(chainIDRaw)
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serializedChain := chain.Bytes()
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cmd.Println("CID: " + cidStr)
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cmd.Println("Parsed chain:\n" + prettyJSONFormat(cmd, serializedChain))
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req := &control.AddChainLocalOverrideRequest{
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Body: &control.AddChainLocalOverrideRequest_Body{
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Target: &control.ChainTarget{
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Type: control.ChainTarget_CONTAINER,
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Name: cidStr,
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},
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Chain: serializedChain,
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},
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}
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signRequest(cmd, pk, req)
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cli := getClient(cmd, pk)
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var resp *control.AddChainLocalOverrideResponse
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var err error
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err = cli.ExecRaw(func(client *client.Client) error {
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resp, err = control.AddChainLocalOverride(client, req)
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return err
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})
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commonCmd.ExitOnErr(cmd, "rpc error: %w", err)
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verifyResponse(cmd, resp.GetSignature(), resp.GetBody())
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chainIDRaw = resp.GetBody().GetChainId()
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cmd.Printf("Rule has been added.\nChain id: '%s'\nChain id hex: '%x'\n", string(chainIDRaw), chainIDRaw)
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}
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func initControlAddRuleCmd() {
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initControlFlags(addRuleCmd)
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ff := addRuleCmd.Flags()
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ff.String(commonflags.CIDFlag, "", commonflags.CIDFlagUsage)
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ff.String(ruleFlag, "", "Rule statement")
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ff.String(chainIDFlag, "", "Assign ID to the parsed chain")
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ff.Bool(chainIDHexFlag, false, "Flag to parse chain ID as hex")
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}
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