XDS Server Config (#4730)

* Config for the coming XDS server

* Default gRPC to 8502 for -dev mode; Re-merge the command Info output that shows gRPC.
This commit is contained in:
Paul Banks 2018-10-03 14:05:28 +01:00
parent 10af44006a
commit cba42d6790
8 changed files with 86 additions and 23 deletions

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@ -340,6 +340,7 @@ func (b *Builder) Build() (rt RuntimeConfig, err error) {
httpPort := b.portVal("ports.http", c.Ports.HTTP)
httpsPort := b.portVal("ports.https", c.Ports.HTTPS)
serverPort := b.portVal("ports.server", c.Ports.Server)
grpcPort := b.portVal("ports.grpc", c.Ports.GRPC)
serfPortLAN := b.portVal("ports.serf_lan", c.Ports.SerfLAN)
serfPortWAN := b.portVal("ports.serf_wan", c.Ports.SerfWAN)
proxyMinPort := b.portVal("ports.proxy_min_port", c.Ports.ProxyMinPort)
@ -445,6 +446,7 @@ func (b *Builder) Build() (rt RuntimeConfig, err error) {
dnsAddrs := b.makeAddrs(b.expandAddrs("addresses.dns", c.Addresses.DNS), clientAddrs, dnsPort)
httpAddrs := b.makeAddrs(b.expandAddrs("addresses.http", c.Addresses.HTTP), clientAddrs, httpPort)
httpsAddrs := b.makeAddrs(b.expandAddrs("addresses.https", c.Addresses.HTTPS), clientAddrs, httpsPort)
grpcAddrs := b.makeAddrs(b.expandAddrs("addresses.grpc", c.Addresses.GRPC), clientAddrs, grpcPort)
for _, a := range dnsAddrs {
if x, ok := a.(*net.TCPAddr); ok {
@ -721,6 +723,8 @@ func (b *Builder) Build() (rt RuntimeConfig, err error) {
EncryptKey: b.stringVal(c.EncryptKey),
EncryptVerifyIncoming: b.boolVal(c.EncryptVerifyIncoming),
EncryptVerifyOutgoing: b.boolVal(c.EncryptVerifyOutgoing),
GRPCPort: grpcPort,
GRPCAddrs: grpcAddrs,
KeyFile: b.stringVal(c.KeyFile),
LeaveDrainTime: b.durationVal("performance.leave_drain_time", c.Performance.LeaveDrainTime),
LeaveOnTerm: leaveOnTerm,

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@ -315,6 +315,7 @@ type Addresses struct {
DNS *string `json:"dns,omitempty" hcl:"dns" mapstructure:"dns"`
HTTP *string `json:"http,omitempty" hcl:"http" mapstructure:"http"`
HTTPS *string `json:"https,omitempty" hcl:"https" mapstructure:"https"`
GRPC *string `json:"grpc,omitempty" hcl:"grpc" mapstructure:"grpc"`
}
type AdvertiseAddrsConfig struct {
@ -575,6 +576,7 @@ type Ports struct {
SerfLAN *int `json:"serf_lan,omitempty" hcl:"serf_lan" mapstructure:"serf_lan"`
SerfWAN *int `json:"serf_wan,omitempty" hcl:"serf_wan" mapstructure:"serf_wan"`
Server *int `json:"server,omitempty" hcl:"server" mapstructure:"server"`
GRPC *int `json:"grpc,omitempty" hcl:"grpc" mapstructure:"grpc"`
ProxyMinPort *int `json:"proxy_min_port,omitempty" hcl:"proxy_min_port" mapstructure:"proxy_min_port"`
ProxyMaxPort *int `json:"proxy_max_port,omitempty" hcl:"proxy_max_port" mapstructure:"proxy_max_port"`
SidecarMinPort *int `json:"sidecar_min_port,omitempty" hcl:"sidecar_min_port" mapstructure:"sidecar_min_port"`

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@ -102,6 +102,7 @@ func DefaultSource() Source {
dns = 8600
http = 8500
https = -1
grpc = -1
serf_lan = ` + strconv.Itoa(consul.DefaultLANSerfPort) + `
serf_wan = ` + strconv.Itoa(consul.DefaultWANSerfPort) + `
server = ` + strconv.Itoa(consul.DefaultRPCPort) + `
@ -152,6 +153,9 @@ func DevSource() Source {
performance = {
raft_multiplier = 1
}
ports = {
grpc = 8502
}
`,
}
}

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@ -59,7 +59,7 @@ func AddFlags(fs *flag.FlagSet, f *Flags) {
add(&f.Config.Ports.Server, "server-port", "Sets the server port to listen on.")
add(&f.Config.Bootstrap, "bootstrap", "Sets server to bootstrap mode.")
add(&f.Config.BootstrapExpect, "bootstrap-expect", "Sets server to expect bootstrap mode.")
add(&f.Config.ClientAddr, "client", "Sets the address to bind for client access. This includes RPC, DNS, HTTP and HTTPS (if configured).")
add(&f.Config.ClientAddr, "client", "Sets the address to bind for client access. This includes RPC, DNS, HTTP, HTTPS and gRPC (if configured).")
add(&f.ConfigFiles, "config-dir", "Path to a directory to read configuration files from. This will read every file ending in '.json' as configuration in this directory in alphabetical order. Can be specified multiple times.")
add(&f.ConfigFiles, "config-file", "Path to a JSON file to read configuration from. Can be specified multiple times.")
add(&f.ConfigFormat, "config-format", "Config files are in this format irrespective of their extension. Must be 'hcl' or 'json'")
@ -72,6 +72,7 @@ func AddFlags(fs *flag.FlagSet, f *Flags) {
add(&f.Config.DNSDomain, "domain", "Domain to use for DNS interface.")
add(&f.Config.EnableScriptChecks, "enable-script-checks", "Enables health check scripts.")
add(&f.Config.EncryptKey, "encrypt", "Provides the gossip encryption key.")
add(&f.Config.Ports.GRPC, "grpc-port", "Sets the gRPC API port to listen on (currently needed for Envoy xDS only).")
add(&f.Config.Ports.HTTP, "http-port", "Sets the HTTP API port to listen on.")
add(&f.Config.StartJoinAddrsLAN, "join", "Address of an agent to join at start time. Can be specified multiple times.")
add(&f.Config.StartJoinAddrsWAN, "join-wan", "Address of an agent to join -wan at start time. Can be specified multiple times.")

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@ -48,6 +48,10 @@ func TestParseFlags(t *testing.T) {
args: []string{`-dns-port`, `1`},
flags: Flags{Config: Config{Ports: Ports{DNS: pInt(1)}}},
},
{
args: []string{`-grpc-port`, `1`},
flags: Flags{Config: Config{Ports: Ports{GRPC: pInt(1)}}},
},
{
args: []string{`-serf-lan-port`, `1`},
flags: Flags{Config: Config{Ports: Ports{SerfLAN: pInt(1)}}},

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@ -664,6 +664,28 @@ type RuntimeConfig struct {
// hcl: encrypt_verify_outgoing = (true|false)
EncryptVerifyOutgoing bool
// GRPCPort is the port the gRPC server listens on. Currently this only
// exposes the xDS and ext_authx APIs for Envoy and it disabled by default.
//
// hcl: ports { grpc = int }
// flags: -grpc-port int
GRPCPort int
// GRPCAddrs contains the list of TCP addresses and UNIX sockets the gRPC
// server will bind to. If the gRPC endpoint is disabled (ports.grpc <= 0)
// the list is empty.
//
// The addresses are taken from 'addresses.grpc' which should contain a
// space separated list of ip addresses, UNIX socket paths and/or
// go-sockaddr templates. UNIX socket paths must be written as
// 'unix://<full path>', e.g. 'unix:///var/run/consul-grpc.sock'.
//
// If 'addresses.grpc' was not provided the 'client_addr' addresses are
// used.
//
// hcl: client_addr = string addresses { grpc = string } ports { grpc = int }
GRPCAddrs []net.Addr
// HTTPAddrs contains the list of TCP addresses and UNIX sockets the HTTP
// server will bind to. If the HTTP endpoint is disabled (ports.http <= 0)
// the list is empty.

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@ -295,6 +295,8 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
rt.GossipWANProbeTimeout = 100 * time.Millisecond
rt.GossipWANSuspicionMult = 3
rt.ConsulServerHealthInterval = 10 * time.Millisecond
rt.GRPCPort = 8502
rt.GRPCAddrs = []net.Addr{tcpAddr("127.0.0.1:8502")}
},
},
{
@ -839,11 +841,11 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
args: []string{`-data-dir=` + dataDir},
json: []string{`{
"client_addr":"0.0.0.0",
"ports": { "dns":-1, "http":-2, "https":-3 }
"ports": { "dns":-1, "http":-2, "https":-3, "grpc":-4 }
}`},
hcl: []string{`
client_addr = "0.0.0.0"
ports { dns = -1 http = -2 https = -3 }
ports { dns = -1 http = -2 https = -3 grpc = -4 }
`},
patch: func(rt *RuntimeConfig) {
rt.ClientAddrs = []*net.IPAddr{ipAddr("0.0.0.0")}
@ -851,6 +853,8 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
rt.DNSAddrs = nil
rt.HTTPPort = -1
rt.HTTPAddrs = nil
// HTTPS and gRPC default to disabled so shouldn't be different from
// default rt.
rt.DataDir = dataDir
},
},
@ -859,11 +863,11 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
args: []string{`-data-dir=` + dataDir},
json: []string{`{
"client_addr":"0.0.0.0",
"ports":{ "dns": 1, "http": 2, "https": 3 }
"ports":{ "dns": 1, "http": 2, "https": 3, "grpc": 4 }
}`},
hcl: []string{`
client_addr = "0.0.0.0"
ports { dns = 1 http = 2 https = 3 }
ports { dns = 1 http = 2 https = 3 grpc = 4 }
`},
patch: func(rt *RuntimeConfig) {
rt.ClientAddrs = []*net.IPAddr{ipAddr("0.0.0.0")}
@ -873,6 +877,8 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
rt.HTTPAddrs = []net.Addr{tcpAddr("0.0.0.0:2")}
rt.HTTPSPort = 3
rt.HTTPSAddrs = []net.Addr{tcpAddr("0.0.0.0:3")}
rt.GRPCPort = 4
rt.GRPCAddrs = []net.Addr{tcpAddr("0.0.0.0:4")}
rt.DataDir = dataDir
},
},
@ -882,18 +888,20 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
args: []string{`-data-dir=` + dataDir},
json: []string{`{
"client_addr":"0.0.0.0",
"addresses": { "dns": "1.1.1.1", "http": "2.2.2.2", "https": "3.3.3.3" },
"addresses": { "dns": "1.1.1.1", "http": "2.2.2.2", "https": "3.3.3.3", "grpc": "4.4.4.4" },
"ports":{}
}`},
hcl: []string{`
client_addr = "0.0.0.0"
addresses = { dns = "1.1.1.1" http = "2.2.2.2" https = "3.3.3.3" }
addresses = { dns = "1.1.1.1" http = "2.2.2.2" https = "3.3.3.3" grpc = "4.4.4.4" }
ports {}
`},
patch: func(rt *RuntimeConfig) {
rt.ClientAddrs = []*net.IPAddr{ipAddr("0.0.0.0")}
rt.DNSAddrs = []net.Addr{tcpAddr("1.1.1.1:8600"), udpAddr("1.1.1.1:8600")}
rt.HTTPAddrs = []net.Addr{tcpAddr("2.2.2.2:8500")}
// HTTPS and gRPC default to disabled so shouldn't be different from
// default rt.
rt.DataDir = dataDir
},
},
@ -902,13 +910,13 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
args: []string{`-data-dir=` + dataDir},
json: []string{`{
"client_addr":"0.0.0.0",
"addresses": { "dns": "1.1.1.1", "http": "2.2.2.2", "https": "3.3.3.3" },
"ports": { "dns":-1, "http":-2, "https":-3 }
"addresses": { "dns": "1.1.1.1", "http": "2.2.2.2", "https": "3.3.3.3", "grpc": "4.4.4.4" },
"ports": { "dns":-1, "http":-2, "https":-3, "grpc":-4 }
}`},
hcl: []string{`
client_addr = "0.0.0.0"
addresses = { dns = "1.1.1.1" http = "2.2.2.2" https = "3.3.3.3" }
ports { dns = -1 http = -2 https = -3 }
addresses = { dns = "1.1.1.1" http = "2.2.2.2" https = "3.3.3.3" grpc = "4.4.4.4" }
ports { dns = -1 http = -2 https = -3 grpc = -4 }
`},
patch: func(rt *RuntimeConfig) {
rt.ClientAddrs = []*net.IPAddr{ipAddr("0.0.0.0")}
@ -916,6 +924,8 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
rt.DNSAddrs = nil
rt.HTTPPort = -1
rt.HTTPAddrs = nil
// HTTPS and gRPC default to disabled so shouldn't be different from
// default rt.
rt.DataDir = dataDir
},
},
@ -924,13 +934,13 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
args: []string{`-data-dir=` + dataDir},
json: []string{`{
"client_addr": "0.0.0.0",
"addresses": { "dns": "1.1.1.1", "http": "2.2.2.2", "https": "3.3.3.3" },
"ports":{ "dns":1, "http":2, "https":3 }
"addresses": { "dns": "1.1.1.1", "http": "2.2.2.2", "https": "3.3.3.3", "grpc": "4.4.4.4" },
"ports":{ "dns":1, "http":2, "https":3, "grpc":4 }
}`},
hcl: []string{`
client_addr = "0.0.0.0"
addresses = { dns = "1.1.1.1" http = "2.2.2.2" https = "3.3.3.3" }
ports { dns = 1 http = 2 https = 3 }
addresses = { dns = "1.1.1.1" http = "2.2.2.2" https = "3.3.3.3" grpc = "4.4.4.4" }
ports { dns = 1 http = 2 https = 3 grpc = 4 }
`},
patch: func(rt *RuntimeConfig) {
rt.ClientAddrs = []*net.IPAddr{ipAddr("0.0.0.0")}
@ -940,6 +950,8 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
rt.HTTPAddrs = []net.Addr{tcpAddr("2.2.2.2:2")}
rt.HTTPSPort = 3
rt.HTTPSAddrs = []net.Addr{tcpAddr("3.3.3.3:3")}
rt.GRPCPort = 4
rt.GRPCAddrs = []net.Addr{tcpAddr("4.4.4.4:4")}
rt.DataDir = dataDir
},
},
@ -948,11 +960,11 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
args: []string{`-data-dir=` + dataDir},
json: []string{`{
"client_addr": "{{ printf \"1.2.3.4 2001:db8::1\" }}",
"ports":{ "dns":1, "http":2, "https":3 }
"ports":{ "dns":1, "http":2, "https":3, "grpc":4 }
}`},
hcl: []string{`
client_addr = "{{ printf \"1.2.3.4 2001:db8::1\" }}"
ports { dns = 1 http = 2 https = 3 }
ports { dns = 1 http = 2 https = 3 grpc = 4 }
`},
patch: func(rt *RuntimeConfig) {
rt.ClientAddrs = []*net.IPAddr{ipAddr("1.2.3.4"), ipAddr("2001:db8::1")}
@ -962,6 +974,8 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
rt.HTTPAddrs = []net.Addr{tcpAddr("1.2.3.4:2"), tcpAddr("[2001:db8::1]:2")}
rt.HTTPSPort = 3
rt.HTTPSAddrs = []net.Addr{tcpAddr("1.2.3.4:3"), tcpAddr("[2001:db8::1]:3")}
rt.GRPCPort = 4
rt.GRPCAddrs = []net.Addr{tcpAddr("1.2.3.4:4"), tcpAddr("[2001:db8::1]:4")}
rt.DataDir = dataDir
},
},
@ -973,9 +987,10 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
"addresses": {
"dns": "{{ printf \"1.1.1.1 2001:db8::10 \" }}",
"http": "{{ printf \"2.2.2.2 unix://http 2001:db8::20 \" }}",
"https": "{{ printf \"3.3.3.3 unix://https 2001:db8::30 \" }}"
"https": "{{ printf \"3.3.3.3 unix://https 2001:db8::30 \" }}",
"grpc": "{{ printf \"4.4.4.4 unix://grpc 2001:db8::40 \" }}"
},
"ports":{ "dns":1, "http":2, "https":3 }
"ports":{ "dns":1, "http":2, "https":3, "grpc":4 }
}`},
hcl: []string{`
client_addr = "{{ printf \"1.2.3.4 2001:db8::1\" }}"
@ -983,8 +998,9 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
dns = "{{ printf \"1.1.1.1 2001:db8::10 \" }}"
http = "{{ printf \"2.2.2.2 unix://http 2001:db8::20 \" }}"
https = "{{ printf \"3.3.3.3 unix://https 2001:db8::30 \" }}"
grpc = "{{ printf \"4.4.4.4 unix://grpc 2001:db8::40 \" }}"
}
ports { dns = 1 http = 2 https = 3 }
ports { dns = 1 http = 2 https = 3 grpc = 4 }
`},
patch: func(rt *RuntimeConfig) {
rt.ClientAddrs = []*net.IPAddr{ipAddr("1.2.3.4"), ipAddr("2001:db8::1")}
@ -994,6 +1010,8 @@ func TestConfigFlagsAndEdgecases(t *testing.T) {
rt.HTTPAddrs = []net.Addr{tcpAddr("2.2.2.2:2"), unixAddr("unix://http"), tcpAddr("[2001:db8::20]:2")}
rt.HTTPSPort = 3
rt.HTTPSAddrs = []net.Addr{tcpAddr("3.3.3.3:3"), unixAddr("unix://https"), tcpAddr("[2001:db8::30]:3")}
rt.GRPCPort = 4
rt.GRPCAddrs = []net.Addr{tcpAddr("4.4.4.4:4"), unixAddr("unix://grpc"), tcpAddr("[2001:db8::40]:4")}
rt.DataDir = dataDir
},
},
@ -2779,7 +2797,8 @@ func TestFullConfig(t *testing.T) {
"addresses": {
"dns": "93.95.95.81",
"http": "83.39.91.39",
"https": "95.17.17.19"
"https": "95.17.17.19",
"grpc": "32.31.61.91"
},
"advertise_addr": "17.99.29.16",
"advertise_addr_wan": "78.63.37.19",
@ -2971,6 +2990,7 @@ func TestFullConfig(t *testing.T) {
"http": 7999,
"https": 15127,
"server": 3757,
"grpc": 4881,
"proxy_min_port": 2000,
"proxy_max_port": 3000,
"sidecar_min_port": 8888,
@ -3306,6 +3326,7 @@ func TestFullConfig(t *testing.T) {
dns = "93.95.95.81"
http = "83.39.91.39"
https = "95.17.17.19"
grpc = "32.31.61.91"
}
advertise_addr = "17.99.29.16"
advertise_addr_wan = "78.63.37.19"
@ -3499,6 +3520,7 @@ func TestFullConfig(t *testing.T) {
http = 7999,
https = 15127
server = 3757
grpc = 4881
proxy_min_port = 2000
proxy_max_port = 3000
sidecar_min_port = 8888
@ -4091,6 +4113,8 @@ func TestFullConfig(t *testing.T) {
EncryptKey: "A4wELWqH",
EncryptVerifyIncoming: true,
EncryptVerifyOutgoing: true,
GRPCPort: 4881,
GRPCAddrs: []net.Addr{tcpAddr("32.31.61.91:4881")},
HTTPAddrs: []net.Addr{tcpAddr("83.39.91.39:7999")},
HTTPBlockEndpoints: []string{"RBvAFcGD", "fWOWFznh"},
HTTPPort: 7999,
@ -4863,6 +4887,8 @@ func TestSanitize(t *testing.T) {
"EncryptKey": "hidden",
"EncryptVerifyIncoming": false,
"EncryptVerifyOutgoing": false,
"GRPCAddrs": [],
"GRPCPort": 0,
"HTTPAddrs": [
"tcp://1.2.3.4:5678",
"unix:///var/run/foo"

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@ -256,8 +256,8 @@ func (c *cmd) run(args []string) int {
c.UI.Info(fmt.Sprintf(" Node name: '%s'", config.NodeName))
c.UI.Info(fmt.Sprintf(" Datacenter: '%s' (Segment: '%s')", config.Datacenter, segment))
c.UI.Info(fmt.Sprintf(" Server: %v (Bootstrap: %v)", config.ServerMode, config.Bootstrap))
c.UI.Info(fmt.Sprintf(" Client Addr: %v (HTTP: %d, HTTPS: %d, DNS: %d)", config.ClientAddrs,
config.HTTPPort, config.HTTPSPort, config.DNSPort))
c.UI.Info(fmt.Sprintf(" Client Addr: %v (HTTP: %d, HTTPS: %d, gRPC: %d, DNS: %d)", config.ClientAddrs,
config.HTTPPort, config.HTTPSPort, config.GRPCPort, config.DNSPort))
c.UI.Info(fmt.Sprintf(" Cluster Addr: %v (LAN: %d, WAN: %d)", config.AdvertiseAddrLAN,
config.SerfPortLAN, config.SerfPortWAN))
c.UI.Info(fmt.Sprintf(" Encrypt: Gossip: %v, TLS-Outgoing: %v, TLS-Incoming: %v",