Merge pull request #409 from alshabib/order

Support for rollback config in compose 3.7

cli/compose/convert/service.go

@@ -159,9 +159,10 @@ func Service(
 				Preferences: getPlacementPreference(service.Deploy.Placement.Preferences),
 			},
 		},
-		EndpointSpec: endpoint,
+		EndpointSpec:   endpoint,
-		Mode:         mode,
+		Mode:           mode,
-		UpdateConfig: convertUpdateConfig(service.Deploy.UpdateConfig),
+		UpdateConfig:   convertUpdateConfig(service.Deploy.UpdateConfig),
+		RollbackConfig: convertUpdateConfig(service.Deploy.RollbackConfig),
 	}
 
 	// add an image label to serviceSpec

cli/compose/convert/service_test.go

@@ -550,3 +550,17 @@ func (c *fakeClient) ConfigList(ctx context.Context, options types.ConfigListOpt
 	}
 	return []swarm.Config{}, nil
 }
+
+func TestConvertUpdateConfigParallelism(t *testing.T) {
+	parallel := uint64(4)
+
+	// test default behavior
+	updateConfig := convertUpdateConfig(&composetypes.UpdateConfig{})
+	assert.Check(t, is.Equal(uint64(1), updateConfig.Parallelism))
+
+	// Non default value
+	updateConfig = convertUpdateConfig(&composetypes.UpdateConfig{
+		Parallelism: &parallel,
+	})
+	assert.Check(t, is.Equal(parallel, updateConfig.Parallelism))
+}

cli/compose/loader/full-example.yml

@@ -1,4 +1,4 @@
-version: "3.6"
+version: "3.7"
 
 services:
   foo:
@@ -39,6 +39,13 @@ services:
       mode: replicated
       replicas: 6
       labels: [FOO=BAR]
+      rollback_config:
+        parallelism: 3
+        delay: 10s
+        failure_action: continue
+        monitor: 60s
+        max_failure_ratio: 0.3
+        order: start-first
       update_config:
         parallelism: 3
         delay: 10s

cli/compose/loader/full-struct_test.go

@@ -10,7 +10,7 @@ import (
 
 func fullExampleConfig(workingDir, homeDir string) *types.Config {
 	return &types.Config{
-		Version:  "3.6",
+		Version:  "3.7",
 		Services: services(workingDir, homeDir),
 		Networks: networks(),
 		Volumes:  volumes(),
@@ -41,6 +41,14 @@ func services(workingDir, homeDir string) []types.ServiceConfig {
 				Mode:     "replicated",
 				Replicas: uint64Ptr(6),
 				Labels:   map[string]string{"FOO": "BAR"},
+				RollbackConfig: &types.UpdateConfig{
+					Parallelism:     uint64Ptr(3),
+					Delay:           time.Duration(10 * time.Second),
+					FailureAction:   "continue",
+					Monitor:         time.Duration(60 * time.Second),
+					MaxFailureRatio: 0.3,
+					Order:           "start-first",
+				},
 				UpdateConfig: &types.UpdateConfig{
 					Parallelism:     uint64Ptr(3),
 					Delay:           time.Duration(10 * time.Second),
@@ -393,7 +401,7 @@ func volumes() map[string]types.VolumeConfig {
 }
 
 func fullExampleYAML(workingDir string) string {
-	return fmt.Sprintf(`version: "3.6"
+	return fmt.Sprintf(`version: "3.7"
 services:
   foo:
     build:
@@ -436,6 +444,13 @@ services:
         monitor: 1m0s
         max_failure_ratio: 0.3
         order: start-first
+      rollback_config:
+        parallelism: 3
+        delay: 10s
+        failure_action: continue
+        monitor: 1m0s
+        max_failure_ratio: 0.3
+        order: start-first
       resources:
         limits:
           cpus: "0.001"

cli/compose/loader/types_test.go

@@ -19,7 +19,7 @@ func TestMarshallConfig(t *testing.T) {
 	assert.Check(t, is.Equal(expected, string(actual)))
 
 	// Make sure the expected still
-	dict, err := ParseYAML([]byte("version: '3.6'\n" + expected))
+	dict, err := ParseYAML([]byte("version: '3.7'\n" + expected))
 	assert.NilError(t, err)
 	_, err = Load(buildConfigDetails(dict, map[string]string{}))
 	assert.NilError(t, err)

cli/compose/schema/bindata.go

@@ -465,6 +465,49 @@ DoTuq9lAU9Q4O1xV/59X/w8AAP//zRo7vm9CAAA=
 `,
 	},
 
+	"/data/config_schema_v3.7.json": {
+		local:   "data/config_schema_v3.7.json",
+		size:    17540,
+		modtime: 1518458244,
+		compressed: `
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+RdJ8cDI4sNdRia/rE267LaX7lNrTKTfODlfV39Pq/wEAAP//il2qfYREAAA=
+`,
+	},
+
 	"/": {
 		isDir: true,
 		local: "",

cli/compose/schema/data/config_schema_v3.7.json

@@ -0,0 +1,596 @@
+{
+  "$schema": "http://json-schema.org/draft-04/schema#",
+  "id": "config_schema_v3.7.json",
+  "type": "object",
+  "required": ["version"],
+
+  "properties": {
+    "version": {
+      "type": "string"
+    },
+
+    "services": {
+      "id": "#/properties/services",
+      "type": "object",
+      "patternProperties": {
+        "^[a-zA-Z0-9._-]+$": {
+          "$ref": "#/definitions/service"
+        }
+      },
+      "additionalProperties": false
+    },
+
+    "networks": {
+      "id": "#/properties/networks",
+      "type": "object",
+      "patternProperties": {
+        "^[a-zA-Z0-9._-]+$": {
+          "$ref": "#/definitions/network"
+        }
+      }
+    },
+
+    "volumes": {
+      "id": "#/properties/volumes",
+      "type": "object",
+      "patternProperties": {
+        "^[a-zA-Z0-9._-]+$": {
+          "$ref": "#/definitions/volume"
+        }
+      },
+      "additionalProperties": false
+    },
+
+    "secrets": {
+      "id": "#/properties/secrets",
+      "type": "object",
+      "patternProperties": {
+        "^[a-zA-Z0-9._-]+$": {
+          "$ref": "#/definitions/secret"
+        }
+      },
+      "additionalProperties": false
+    },
+
+    "configs": {
+      "id": "#/properties/configs",
+      "type": "object",
+      "patternProperties": {
+        "^[a-zA-Z0-9._-]+$": {
+          "$ref": "#/definitions/config"
+        }
+      },
+      "additionalProperties": false
+    }
+  },
+
+  "patternProperties": {"^x-": {}},
+  "additionalProperties": false,
+
+  "definitions": {
+
+    "service": {
+      "id": "#/definitions/service",
+      "type": "object",
+
+      "properties": {
+        "deploy": {"$ref": "#/definitions/deployment"},
+        "build": {
+          "oneOf": [
+            {"type": "string"},
+            {
+              "type": "object",
+              "properties": {
+                "context": {"type": "string"},
+                "dockerfile": {"type": "string"},
+                "args": {"$ref": "#/definitions/list_or_dict"},
+                "labels": {"$ref": "#/definitions/list_or_dict"},
+                "cache_from": {"$ref": "#/definitions/list_of_strings"},
+                "network": {"type": "string"},
+                "target": {"type": "string"},
+                "shm_size": {"type": ["integer", "string"]}
+              },
+              "additionalProperties": false
+            }
+          ]
+        },
+        "cap_add": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+        "cap_drop": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+        "cgroup_parent": {"type": "string"},
+        "command": {
+          "oneOf": [
+            {"type": "string"},
+            {"type": "array", "items": {"type": "string"}}
+          ]
+        },
+        "configs": {
+          "type": "array",
+          "items": {
+            "oneOf": [
+              {"type": "string"},
+              {
+                "type": "object",
+                "properties": {
+                  "source": {"type": "string"},
+                  "target": {"type": "string"},
+                  "uid": {"type": "string"},
+                  "gid": {"type": "string"},
+                  "mode": {"type": "number"}
+                }
+              }
+            ]
+          }
+        },
+        "container_name": {"type": "string"},
+        "credential_spec": {"type": "object", "properties": {
+          "file": {"type": "string"},
+          "registry": {"type": "string"}
+        }},
+        "depends_on": {"$ref": "#/definitions/list_of_strings"},
+        "devices": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+        "dns": {"$ref": "#/definitions/string_or_list"},
+        "dns_search": {"$ref": "#/definitions/string_or_list"},
+        "domainname": {"type": "string"},
+        "entrypoint": {
+          "oneOf": [
+            {"type": "string"},
+            {"type": "array", "items": {"type": "string"}}
+          ]
+        },
+        "env_file": {"$ref": "#/definitions/string_or_list"},
+        "environment": {"$ref": "#/definitions/list_or_dict"},
+
+        "expose": {
+          "type": "array",
+          "items": {
+            "type": ["string", "number"],
+            "format": "expose"
+          },
+          "uniqueItems": true
+        },
+
+        "external_links": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+        "extra_hosts": {"$ref": "#/definitions/list_or_dict"},
+        "healthcheck": {"$ref": "#/definitions/healthcheck"},
+        "hostname": {"type": "string"},
+        "image": {"type": "string"},
+        "ipc": {"type": "string"},
+        "isolation": {"type": "string"},
+        "labels": {"$ref": "#/definitions/list_or_dict"},
+        "links": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+
+        "logging": {
+            "type": "object",
+
+            "properties": {
+                "driver": {"type": "string"},
+                "options": {
+                  "type": "object",
+                  "patternProperties": {
+                    "^.+$": {"type": ["string", "number", "null"]}
+                  }
+                }
+            },
+            "additionalProperties": false
+        },
+
+        "mac_address": {"type": "string"},
+        "network_mode": {"type": "string"},
+
+        "networks": {
+          "oneOf": [
+            {"$ref": "#/definitions/list_of_strings"},
+            {
+              "type": "object",
+              "patternProperties": {
+                "^[a-zA-Z0-9._-]+$": {
+                  "oneOf": [
+                    {
+                      "type": "object",
+                      "properties": {
+                        "aliases": {"$ref": "#/definitions/list_of_strings"},
+                        "ipv4_address": {"type": "string"},
+                        "ipv6_address": {"type": "string"}
+                      },
+                      "additionalProperties": false
+                    },
+                    {"type": "null"}
+                  ]
+                }
+              },
+              "additionalProperties": false
+            }
+          ]
+        },
+        "pid": {"type": ["string", "null"]},
+
+        "ports": {
+          "type": "array",
+          "items": {
+            "oneOf": [
+              {"type": "number", "format": "ports"},
+              {"type": "string", "format": "ports"},
+              {
+                "type": "object",
+                "properties": {
+                  "mode": {"type": "string"},
+                  "target": {"type": "integer"},
+                  "published": {"type": "integer"},
+                  "protocol": {"type": "string"}
+                },
+                "additionalProperties": false
+              }
+            ]
+          },
+          "uniqueItems": true
+        },
+
+        "privileged": {"type": "boolean"},
+        "read_only": {"type": "boolean"},
+        "restart": {"type": "string"},
+        "security_opt": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+        "shm_size": {"type": ["number", "string"]},
+        "secrets": {
+          "type": "array",
+          "items": {
+            "oneOf": [
+              {"type": "string"},
+              {
+                "type": "object",
+                "properties": {
+                  "source": {"type": "string"},
+                  "target": {"type": "string"},
+                  "uid": {"type": "string"},
+                  "gid": {"type": "string"},
+                  "mode": {"type": "number"}
+                }
+              }
+            ]
+          }
+        },
+        "sysctls": {"$ref": "#/definitions/list_or_dict"},
+        "stdin_open": {"type": "boolean"},
+        "stop_grace_period": {"type": "string", "format": "duration"},
+        "stop_signal": {"type": "string"},
+        "tmpfs": {"$ref": "#/definitions/string_or_list"},
+        "tty": {"type": "boolean"},
+        "ulimits": {
+          "type": "object",
+          "patternProperties": {
+            "^[a-z]+$": {
+              "oneOf": [
+                {"type": "integer"},
+                {
+                  "type":"object",
+                  "properties": {
+                    "hard": {"type": "integer"},
+                    "soft": {"type": "integer"}
+                  },
+                  "required": ["soft", "hard"],
+                  "additionalProperties": false
+                }
+              ]
+            }
+          }
+        },
+        "user": {"type": "string"},
+        "userns_mode": {"type": "string"},
+        "volumes": {
+          "type": "array",
+          "items": {
+            "oneOf": [
+              {"type": "string"},
+              {
+                "type": "object",
+                "required": ["type"],
+                "properties": {
+                  "type": {"type": "string"},
+                  "source": {"type": "string"},
+                  "target": {"type": "string"},
+                  "read_only": {"type": "boolean"},
+                  "consistency": {"type": "string"},
+                  "bind": {
+                    "type": "object",
+                    "properties": {
+                      "propagation": {"type": "string"}
+                    }
+                  },
+                  "volume": {
+                    "type": "object",
+                    "properties": {
+                      "nocopy": {"type": "boolean"}
+                    }
+                  },
+                  "tmpfs": {
+                    "type": "object",
+                    "properties": {
+                      "size": {
+                        "type": "integer",
+                        "minimum": 0
+                      }
+                    }
+                  }
+                },
+                "additionalProperties": false
+              }
+            ],
+            "uniqueItems": true
+          }
+        },
+        "working_dir": {"type": "string"}
+      },
+      "additionalProperties": false
+    },
+
+    "healthcheck": {
+      "id": "#/definitions/healthcheck",
+      "type": "object",
+      "additionalProperties": false,
+      "properties": {
+        "disable": {"type": "boolean"},
+        "interval": {"type": "string", "format": "duration"},
+        "retries": {"type": "number"},
+        "test": {
+          "oneOf": [
+            {"type": "string"},
+            {"type": "array", "items": {"type": "string"}}
+          ]
+        },
+        "timeout": {"type": "string", "format": "duration"},
+        "start_period": {"type": "string", "format": "duration"}
+      }
+    },
+    "deployment": {
+      "id": "#/definitions/deployment",
+      "type": ["object", "null"],
+      "properties": {
+        "mode": {"type": "string"},
+        "endpoint_mode": {"type": "string"},
+        "replicas": {"type": "integer"},
+        "labels": {"$ref": "#/definitions/list_or_dict"},
+        "rollback_config": {
+          "type": "object",
+          "properties": {
+            "parallelism": {"type": "integer"},
+            "delay": {"type": "string", "format": "duration"},
+            "failure_action": {"type": "string"},
+            "monitor": {"type": "string", "format": "duration"},
+            "max_failure_ratio": {"type": "number"},
+            "order": {"type": "string", "enum": [
+              "start-first", "stop-first"
+            ]}
+          },
+          "additionalProperties": false
+        },
+        "update_config": {
+          "type": "object",
+          "properties": {
+            "parallelism": {"type": "integer"},
+            "delay": {"type": "string", "format": "duration"},
+            "failure_action": {"type": "string"},
+            "monitor": {"type": "string", "format": "duration"},
+            "max_failure_ratio": {"type": "number"},
+            "order": {"type": "string", "enum": [
+              "start-first", "stop-first"
+            ]}
+          },
+          "additionalProperties": false
+        },
+        "resources": {
+          "type": "object",
+          "properties": {
+            "limits": {
+              "type": "object",
+              "properties": {
+                "cpus": {"type": "string"},
+                "memory": {"type": "string"}
+              },
+              "additionalProperties": false
+            },
+            "reservations": {
+              "type": "object",
+              "properties": {
+                "cpus": {"type": "string"},
+                "memory": {"type": "string"},
+                "generic_resources": {"$ref": "#/definitions/generic_resources"}
+              },
+              "additionalProperties": false
+            }
+          },
+          "additionalProperties": false
+        },
+        "restart_policy": {
+          "type": "object",
+          "properties": {
+            "condition": {"type": "string"},
+            "delay": {"type": "string", "format": "duration"},
+            "max_attempts": {"type": "integer"},
+            "window": {"type": "string", "format": "duration"}
+          },
+          "additionalProperties": false
+        },
+        "placement": {
+          "type": "object",
+          "properties": {
+            "constraints": {"type": "array", "items": {"type": "string"}},
+            "preferences": {
+              "type": "array",
+              "items": {
+                "type": "object",
+                "properties": {
+                  "spread": {"type": "string"}
+                },
+                "additionalProperties": false
+              }
+            }
+          },
+          "additionalProperties": false
+        }
+      },
+      "additionalProperties": false
+    },
+
+    "generic_resources": {
+      "id": "#/definitions/generic_resources",
+      "type": "array",
+      "items": {
+        "type": "object",
+        "properties": {
+          "discrete_resource_spec": {
+            "type": "object",
+            "properties": {
+              "kind": {"type": "string"},
+              "value": {"type": "number"}
+            },
+            "additionalProperties": false
+          }
+        },
+        "additionalProperties": false
+      }
+    },
+
+    "network": {
+      "id": "#/definitions/network",
+      "type": ["object", "null"],
+      "properties": {
+        "name": {"type": "string"},
+        "driver": {"type": "string"},
+        "driver_opts": {
+          "type": "object",
+          "patternProperties": {
+            "^.+$": {"type": ["string", "number"]}
+          }
+        },
+        "ipam": {
+          "type": "object",
+          "properties": {
+            "driver": {"type": "string"},
+            "config": {
+              "type": "array",
+              "items": {
+                "type": "object",
+                "properties": {
+                  "subnet": {"type": "string"}
+                },
+                "additionalProperties": false
+              }
+            }
+          },
+          "additionalProperties": false
+        },
+        "external": {
+          "type": ["boolean", "object"],
+          "properties": {
+            "name": {"type": "string"}
+          },
+          "additionalProperties": false
+        },
+        "internal": {"type": "boolean"},
+        "attachable": {"type": "boolean"},
+        "labels": {"$ref": "#/definitions/list_or_dict"}
+      },
+      "additionalProperties": false
+    },
+
+    "volume": {
+      "id": "#/definitions/volume",
+      "type": ["object", "null"],
+      "properties": {
+        "name": {"type": "string"},
+        "driver": {"type": "string"},
+        "driver_opts": {
+          "type": "object",
+          "patternProperties": {
+            "^.+$": {"type": ["string", "number"]}
+          }
+        },
+        "external": {
+          "type": ["boolean", "object"],
+          "properties": {
+            "name": {"type": "string"}
+          },
+          "additionalProperties": false
+        },
+        "labels": {"$ref": "#/definitions/list_or_dict"}
+      },
+      "additionalProperties": false
+    },
+
+    "secret": {
+      "id": "#/definitions/secret",
+      "type": "object",
+      "properties": {
+        "name": {"type": "string"},
+        "file": {"type": "string"},
+        "external": {
+          "type": ["boolean", "object"],
+          "properties": {
+            "name": {"type": "string"}
+          }
+        },
+        "labels": {"$ref": "#/definitions/list_or_dict"}
+      },
+      "additionalProperties": false
+    },
+
+    "config": {
+      "id": "#/definitions/config",
+      "type": "object",
+      "properties": {
+        "name": {"type": "string"},
+        "file": {"type": "string"},
+        "external": {
+          "type": ["boolean", "object"],
+          "properties": {
+            "name": {"type": "string"}
+          }
+        },
+        "labels": {"$ref": "#/definitions/list_or_dict"}
+      },
+      "additionalProperties": false
+    },
+
+    "string_or_list": {
+      "oneOf": [
+        {"type": "string"},
+        {"$ref": "#/definitions/list_of_strings"}
+      ]
+    },
+
+    "list_of_strings": {
+      "type": "array",
+      "items": {"type": "string"},
+      "uniqueItems": true
+    },
+
+    "list_or_dict": {
+      "oneOf": [
+        {
+          "type": "object",
+          "patternProperties": {
+            ".+": {
+              "type": ["string", "number", "null"]
+            }
+          },
+          "additionalProperties": false
+        },
+        {"type": "array", "items": {"type": "string"}, "uniqueItems": true}
+      ]
+    },
+
+    "constraints": {
+      "service": {
+        "id": "#/definitions/constraints/service",
+        "anyOf": [
+          {"required": ["build"]},
+          {"required": ["image"]}
+        ],
+        "properties": {
+          "build": {
+            "required": ["context"]
+          }
+        }
+      }
+    }
+  }
+}

cli/compose/schema/schema_test.go

@@ -114,3 +114,92 @@ func TestValidateIsolation(t *testing.T) {
 	}
 	assert.NilError(t, Validate(config, "3.5"))
 }
+
+func TestValidateRollbackConfig(t *testing.T) {
+	config := dict{
+		"version": "3.4",
+		"services": dict{
+			"foo": dict{
+				"image": "busybox",
+				"deploy": dict{
+					"rollback_config": dict{
+						"parallelism": 1,
+					},
+				},
+			},
+		},
+	}
+
+	assert.NilError(t, Validate(config, "3.7"))
+}
+
+func TestValidateRollbackConfigWithOrder(t *testing.T) {
+	config := dict{
+		"version": "3.4",
+		"services": dict{
+			"foo": dict{
+				"image": "busybox",
+				"deploy": dict{
+					"rollback_config": dict{
+						"parallelism": 1,
+						"order":       "start-first",
+					},
+				},
+			},
+		},
+	}
+
+	assert.NilError(t, Validate(config, "3.7"))
+}
+
+func TestValidateRollbackConfigWithUpdateConfig(t *testing.T) {
+	config := dict{
+		"version": "3.4",
+		"services": dict{
+			"foo": dict{
+				"image": "busybox",
+				"deploy": dict{
+					"update_config": dict{
+						"parallelism": 1,
+						"order":       "start-first",
+					},
+					"rollback_config": dict{
+						"parallelism": 1,
+						"order":       "start-first",
+					},
+				},
+			},
+		},
+	}
+
+	assert.NilError(t, Validate(config, "3.7"))
+}
+
+func TestValidateRollbackConfigWithUpdateConfigFull(t *testing.T) {
+	config := dict{
+		"version": "3.4",
+		"services": dict{
+			"foo": dict{
+				"image": "busybox",
+				"deploy": dict{
+					"update_config": dict{
+						"parallelism":    1,
+						"order":          "start-first",
+						"delay":          "10s",
+						"failure_action": "pause",
+						"monitor":        "10s",
+					},
+					"rollback_config": dict{
+						"parallelism":    1,
+						"order":          "start-first",
+						"delay":          "10s",
+						"failure_action": "pause",
+						"monitor":        "10s",
+					},
+				},
+			},
+		},
+	}
+
+	assert.NilError(t, Validate(config, "3.7"))
+}

cli/compose/types/types.go

@@ -190,14 +190,15 @@ type LoggingConfig struct {
 
 // DeployConfig the deployment configuration for a service
 type DeployConfig struct {
-	Mode          string         `yaml:",omitempty"`
+	Mode           string         `yaml:",omitempty"`
-	Replicas      *uint64        `yaml:",omitempty"`
+	Replicas       *uint64        `yaml:",omitempty"`
-	Labels        Labels         `yaml:",omitempty"`
+	Labels         Labels         `yaml:",omitempty"`
-	UpdateConfig  *UpdateConfig  `mapstructure:"update_config" yaml:"update_config,omitempty"`
+	UpdateConfig   *UpdateConfig  `mapstructure:"update_config" yaml:"update_config,omitempty"`
-	Resources     Resources      `yaml:",omitempty"`
+	RollbackConfig *UpdateConfig  `mapstructure:"rollback_config" yaml:"rollback_config,omitempty"`
-	RestartPolicy *RestartPolicy `mapstructure:"restart_policy" yaml:"restart_policy,omitempty"`
+	Resources      Resources      `yaml:",omitempty"`
-	Placement     Placement      `yaml:",omitempty"`
+	RestartPolicy  *RestartPolicy `mapstructure:"restart_policy" yaml:"restart_policy,omitempty"`
-	EndpointMode  string         `mapstructure:"endpoint_mode" yaml:"endpoint_mode,omitempty"`
+	Placement      Placement      `yaml:",omitempty"`
+	EndpointMode   string         `mapstructure:"endpoint_mode" yaml:"endpoint_mode,omitempty"`
 }
 
 // HealthCheckConfig the healthcheck configuration for a service