forked from hashicorp/packer
-
Notifications
You must be signed in to change notification settings - Fork 0
/
run_config.go
189 lines (160 loc) · 7.13 KB
/
run_config.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
package common
import (
"fmt"
"net"
"os"
"regexp"
"strings"
"time"
"github.com/hashicorp/packer/common/uuid"
"github.com/hashicorp/packer/helper/communicator"
"github.com/hashicorp/packer/template/interpolate"
)
var reShutdownBehavior = regexp.MustCompile("^(stop|terminate)$")
type AmiFilterOptions struct {
Filters map[*string]*string
Owners []*string
MostRecent bool `mapstructure:"most_recent"`
}
func (d *AmiFilterOptions) Empty() bool {
return len(d.Owners) == 0 && len(d.Filters) == 0
}
func (d *AmiFilterOptions) NoOwner() bool {
return len(d.Owners) == 0
}
// RunConfig contains configuration for running an instance from a source
// AMI and details on how to access that launched image.
type RunConfig struct {
AssociatePublicIpAddress bool `mapstructure:"associate_public_ip_address"`
AvailabilityZone string `mapstructure:"availability_zone"`
BlockDurationMinutes int64 `mapstructure:"block_duration_minutes"`
DisableStopInstance bool `mapstructure:"disable_stop_instance"`
EbsOptimized bool `mapstructure:"ebs_optimized"`
EnableT2Unlimited bool `mapstructure:"enable_t2_unlimited"`
IamInstanceProfile string `mapstructure:"iam_instance_profile"`
InstanceInitiatedShutdownBehavior string `mapstructure:"shutdown_behavior"`
InstanceType string `mapstructure:"instance_type"`
RunTags map[string]string `mapstructure:"run_tags"`
SecurityGroupId string `mapstructure:"security_group_id"`
SecurityGroupIds []string `mapstructure:"security_group_ids"`
SourceAmi string `mapstructure:"source_ami"`
SourceAmiFilter AmiFilterOptions `mapstructure:"source_ami_filter"`
SpotPrice string `mapstructure:"spot_price"`
SpotPriceAutoProduct string `mapstructure:"spot_price_auto_product"`
SpotTags map[string]string `mapstructure:"spot_tags"`
SubnetId string `mapstructure:"subnet_id"`
TemporaryKeyPairName string `mapstructure:"temporary_key_pair_name"`
TemporarySGSourceCidr string `mapstructure:"temporary_security_group_source_cidr"`
UserData string `mapstructure:"user_data"`
UserDataFile string `mapstructure:"user_data_file"`
VpcId string `mapstructure:"vpc_id"`
WindowsPasswordTimeout time.Duration `mapstructure:"windows_password_timeout"`
// Communicator settings
Comm communicator.Config `mapstructure:",squash"`
}
func (c *RunConfig) Prepare(ctx *interpolate.Context) []error {
// If we are not given an explicit ssh_keypair_name or
// ssh_private_key_file, then create a temporary one, but only if the
// temporary_key_pair_name has not been provided and we are not using
// ssh_password.
if c.Comm.SSHKeyPairName == "" && c.Comm.SSHTemporaryKeyPairName == "" &&
c.Comm.SSHPrivateKeyFile == "" && c.Comm.SSHPassword == "" {
c.Comm.SSHTemporaryKeyPairName = fmt.Sprintf("packer_%s", uuid.TimeOrderedUUID())
}
if c.WindowsPasswordTimeout == 0 {
c.WindowsPasswordTimeout = 20 * time.Minute
}
if c.RunTags == nil {
c.RunTags = make(map[string]string)
}
// Validation
errs := c.Comm.Prepare(ctx)
// Validating ssh_interface
if c.Comm.SSHInterface != "public_ip" &&
c.Comm.SSHInterface != "private_ip" &&
c.Comm.SSHInterface != "public_dns" &&
c.Comm.SSHInterface != "private_dns" &&
c.Comm.SSHInterface != "" {
errs = append(errs, fmt.Errorf("Unknown interface type: %s", c.Comm.SSHInterface))
}
if c.Comm.SSHKeyPairName != "" {
if c.Comm.Type == "winrm" && c.Comm.WinRMPassword == "" && c.Comm.SSHPrivateKeyFile == "" {
errs = append(errs, fmt.Errorf("ssh_private_key_file must be provided to retrieve the winrm password when using ssh_keypair_name."))
} else if c.Comm.SSHPrivateKeyFile == "" && !c.Comm.SSHAgentAuth {
errs = append(errs, fmt.Errorf("ssh_private_key_file must be provided or ssh_agent_auth enabled when ssh_keypair_name is specified."))
}
}
if c.SourceAmi == "" && c.SourceAmiFilter.Empty() {
errs = append(errs, fmt.Errorf("A source_ami or source_ami_filter must be specified"))
}
if c.SourceAmi == "" && c.SourceAmiFilter.NoOwner() {
errs = append(errs, fmt.Errorf("For security reasons, your source AMI filter must declare an owner."))
}
if c.InstanceType == "" {
errs = append(errs, fmt.Errorf("An instance_type must be specified"))
}
if c.BlockDurationMinutes%60 != 0 {
errs = append(errs, fmt.Errorf(
"block_duration_minutes must be multiple of 60"))
}
if c.SpotPrice == "auto" {
if c.SpotPriceAutoProduct == "" {
errs = append(errs, fmt.Errorf(
"spot_price_auto_product must be specified when spot_price is auto"))
}
}
if c.SpotPriceAutoProduct != "" {
if c.SpotPrice != "auto" {
errs = append(errs, fmt.Errorf(
"spot_price should be set to auto when spot_price_auto_product is specified"))
}
}
if c.SpotTags != nil {
if c.SpotPrice == "" || c.SpotPrice == "0" {
errs = append(errs, fmt.Errorf(
"spot_tags should not be set when not requesting a spot instance"))
}
}
if c.UserData != "" && c.UserDataFile != "" {
errs = append(errs, fmt.Errorf("Only one of user_data or user_data_file can be specified."))
} else if c.UserDataFile != "" {
if _, err := os.Stat(c.UserDataFile); err != nil {
errs = append(errs, fmt.Errorf("user_data_file not found: %s", c.UserDataFile))
}
}
if c.SecurityGroupId != "" {
if len(c.SecurityGroupIds) > 0 {
errs = append(errs, fmt.Errorf("Only one of security_group_id or security_group_ids can be specified."))
} else {
c.SecurityGroupIds = []string{c.SecurityGroupId}
c.SecurityGroupId = ""
}
}
if c.TemporarySGSourceCidr == "" {
c.TemporarySGSourceCidr = "0.0.0.0/0"
} else {
if _, _, err := net.ParseCIDR(c.TemporarySGSourceCidr); err != nil {
errs = append(errs, fmt.Errorf("Error parsing temporary_security_group_source_cidr: %s", err.Error()))
}
}
if c.InstanceInitiatedShutdownBehavior == "" {
c.InstanceInitiatedShutdownBehavior = "stop"
} else if !reShutdownBehavior.MatchString(c.InstanceInitiatedShutdownBehavior) {
errs = append(errs, fmt.Errorf("shutdown_behavior only accepts 'stop' or 'terminate' values."))
}
if c.EnableT2Unlimited {
if c.SpotPrice != "" {
errs = append(errs, fmt.Errorf("Error: T2 Unlimited cannot be used in conjuction with Spot Instances"))
}
firstDotIndex := strings.Index(c.InstanceType, ".")
if firstDotIndex == -1 {
errs = append(errs, fmt.Errorf("Error determining main Instance Type from: %s", c.InstanceType))
} else if c.InstanceType[0:firstDotIndex] != "t2" {
errs = append(errs, fmt.Errorf("Error: T2 Unlimited enabled with a non-T2 Instance Type: %s", c.InstanceType))
}
}
return errs
}
func (c *RunConfig) IsSpotInstance() bool {
return c.SpotPrice != "" && c.SpotPrice != "0"
}