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validator.go
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validator.go
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package validator
import (
"fmt"
"net/mail"
"regexp"
"strings"
"github.com/gorhill/cronexpr"
"github.com/hashicorp/go-cty/cty"
"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/validation"
"github.com/hashicorp/terraform-plugin-testing/terraform"
"gopkg.in/ldap.v2"
)
func LowerCase(value interface{}, key cty.Path) diag.Diagnostics {
var diags diag.Diagnostics
m := value.(string)
low := strings.ToLower(m)
if m != low {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid value",
Detail: fmt.Sprintf("%s should be lowercase", key),
})
}
return diags
}
func Cron(value interface{}, _ cty.Path) diag.Diagnostics {
var diags diag.Diagnostics
_, err := cronexpr.Parse(value.(string))
if err != nil {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid Cron expression",
Detail: fmt.Sprintf("%s is not a valid cron: %s", value, err),
})
}
return diags
}
func CronLength(value interface{}, _ cty.Path) diag.Diagnostics {
var diags diag.Diagnostics
cron := strings.Split(value.(string), " ")
if len(cron) < 6 || len(cron) > 7 {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid Cron expression, value should be between 6 and 7 parts long",
Detail: fmt.Sprintf("%s is not a valid cron", value),
})
}
return diags
}
var CommaSeperatedList = validation.ToDiagFunc(
validation.StringMatch(regexp.MustCompile(`.+(?:,.+)*`), "must be comma separated string"),
)
var RepoKey = validation.AllDiag(
validation.ToDiagFunc(
validation.StringLenBetween(1, 64),
),
validation.ToDiagFunc(
validation.StringDoesNotContainAny(" !@#$%^&*()+={}[]:;<>,/?~`|\\"),
),
)
var ProjectKey = validation.ToDiagFunc(
validation.StringMatch(regexp.MustCompile(`^[a-z][a-z0-9\-]{1,31}$`), "project_key must be 2 - 32 lowercase alphanumeric and hyphen characters"),
)
var validLicenseTypes = []string{
"0BSD",
"AAL",
"Abstyles",
"Adobe-2006",
"Adobe-Glyph",
"ADSL",
"AFL-1.1",
"AFL-1.2",
"AFL-2.0",
"AFL-2.1",
"AFL-3.0",
"Afmparse",
"AGPL-1.0",
"AGPL-3.0",
"AGPL-3.0-only",
"AGPL-3.0-or-later",
"Aladdin",
"AMDPLPA",
"AML",
"AMPAS",
"ANTLR-PD",
"Apache-1.0",
"Apache-1.1",
"Apache-2.0",
"APAFML",
"APL-1.0",
"APSL-1.0",
"APSL-1.1",
"APSL-1.2",
"APSL-2.0",
"Artistic-1.0",
"Artistic-1.0-cl8",
"Artistic-1.0-Perl",
"Artistic-2.0",
"Atlassian End User License Agreement 3.0",
"Attribution",
"Bahyph",
"Barr",
"Beerware",
"BitTorrent-1.0",
"BitTorrent-1.1",
"Borceux",
"Bouncy-Castle",
"BSD",
"BSD 2-Clause",
"BSD 3-Clause",
"BSD-1-Clause",
"BSD-2-Clause",
"BSD-2-Clause-FreeBSD",
"BSD-2-Clause-NetBSD",
"BSD-2-Clause-Patent",
"BSD-3-Clause",
"BSD-3-Clause-Attribution",
"BSD-3-Clause-Clear",
"BSD-3-Clause-LBNL",
"BSD-3-Clause-No-Nuclear-License",
"BSD-3-Clause-No-Nuclear-License-2014",
"BSD-3-Clause-No-Nuclear-Warranty",
"BSD-4-Clause",
"BSD-4-Clause-UC",
"BSD-Protection",
"BSD-Source-Code",
"BSL-1.0",
"bzip2-1.0.5",
"bzip2-1.0.6",
"CA-TOSL-1.1",
"Caldera",
"CATOSL-1.1",
"CC-BY-1.0",
"CC-BY-2.0",
"CC-BY-2.5",
"CC-BY-3.0",
"CC-BY-4.0",
"CC-BY-NC-1.0",
"CC-BY-NC-2.0",
"CC-BY-NC-2.5",
"CC-BY-NC-3.0",
"CC-BY-NC-4.0",
"CC-BY-NC-ND-1.0",
"CC-BY-NC-ND-2.0",
"CC-BY-NC-ND-2.5",
"CC-BY-NC-ND-3.0",
"CC-BY-NC-ND-4.0",
"CC-BY-NC-SA-1.0",
"CC-BY-NC-SA-2.0",
"CC-BY-NC-SA-2.5",
"CC-BY-NC-SA-3.0",
"CC-BY-NC-SA-4.0",
"CC-BY-ND-1.0",
"CC-BY-ND-2.0",
"CC-BY-ND-2.5",
"CC-BY-ND-3.0",
"CC-BY-ND-4.0",
"CC-BY-SA-1.0",
"CC-BY-SA-2.0",
"CC-BY-SA-2.5",
"CC-BY-SA-3.0",
"CC-BY-SA-4.0",
"CC0-1.0",
"CCAG-2.5",
"CDDL-1.0",
"CDDL-1.1",
"CDLA-Permissive-1.0",
"CDLA-Sharing-1.0",
"CeCILL-1",
"CECILL-1.0",
"CECILL-1.1",
"CeCILL-2",
"CECILL-2.0",
"CECILL-2.1",
"CeCILL-2.1",
"CeCILL-B",
"CECILL-B",
"CeCILL-C",
"CECILL-C",
"ClArtistic",
"CNRI-Jython",
"CNRI-Python",
"CNRI-Python-GPL-Compatible",
"Codehaus",
"Condor-1.1",
"Copyfree",
"CPAL-1.0",
"CPL-1.0",
"CPOL-1.02",
"Crossword",
"CrystalStacker",
"CUA-OPL-1.0",
"CUAOFFICE-1.0",
"Cube",
"curl",
"D-FSL-1.0",
"Day",
"Day-Addendum",
"diffmark",
"DOC",
"Dotseqn",
"DSDP",
"dvipdfm",
"ECL-1.0",
"ECL-2.0",
"ECL2",
"eCos-2.0",
"EFL-1.0",
"EFL-2.0",
"eGenix",
"Eiffel-2.0",
"Entessa",
"Entessa-1.0",
"EPL-1.0",
"EPL-2.0",
"ErlPL-1.1",
"EUDatagrid",
"EUDATAGRID",
"EUPL-1.0",
"EUPL-1.1",
"EUPL-1.2",
"Eurosym",
"Facebook-Platform",
"Fair",
"Frameworx-1.0",
"FreeImage",
"FSFAP",
"FSFUL",
"FSFULLR",
"FTL",
"GFDL-1.1",
"GFDL-1.1-only",
"GFDL-1.1-or-later",
"GFDL-1.2",
"GFDL-1.2-only",
"GFDL-1.2-or-later",
"GFDL-1.3",
"GFDL-1.3-only",
"GFDL-1.3-or-later",
"Giftware",
"GL2PS",
"Glide",
"Glulxe",
"gnuplot",
"Go",
"GPL-1.0",
"GPL-1.0+",
"GPL-1.0-only",
"GPL-1.0-or-later",
"GPL-2.0",
"GPL-2.0+",
"GPL-2.0+CE",
"GPL-2.0-only",
"GPL-2.0-or-later",
"GPL-2.0-with-autoconf-exception",
"GPL-2.0-with-bison-exception",
"GPL-2.0-with-classpath-exception",
"GPL-2.0-with-font-exception",
"GPL-2.0-with-GCC-exception",
"GPL-3.0",
"GPL-3.0+",
"GPL-3.0-only",
"GPL-3.0-or-later",
"GPL-3.0-with-autoconf-exception",
"GPL-3.0-with-GCC-exception",
"gSOAP-1.3b",
"HaskellReport",
"Historical",
"HPND",
"HSQLDB",
"IBM-pibs",
"IBMPL-1.0",
"ICU",
"IJG",
"ImageMagick",
"iMatix",
"Imlib2",
"Info-ZIP",
"Intel",
"Intel-ACPI",
"Interbase-1.0",
"IPA",
"IPAFont-1.0",
"IPL-1.0",
"ISC",
"IU-Extreme-1.1.1",
"JA-SIG",
"JasPer-2.0",
"JSON",
"JTA-Specification-1.0.1B",
"JTidy",
"LAL-1.2",
"LAL-1.3",
"Latex2e",
"Leptonica",
"LGPL-2.0",
"LGPL-2.0+",
"LGPL-2.0-only",
"LGPL-2.0-or-later",
"LGPL-2.1",
"LGPL-2.1+",
"LGPL-2.1-only",
"LGPL-2.1-or-later",
"LGPL-3.0",
"LGPL-3.0+",
"LGPL-3.0-only",
"LGPL-3.0-or-later",
"LGPLLR",
"Libpng",
"libtiff",
"LiLiQ-P-1.1",
"LiLiQ-R-1.1",
"LiLiQ-Rplus-1.1",
"LPL-1.0",
"LPL-1.02",
"LPPL-1.0",
"LPPL-1.1",
"LPPL-1.2",
"LPPL-1.3a",
"LPPL-1.3c",
"Lucent-1.02",
"MakeIndex",
"MirOS",
"MIT",
"MIT-advertising",
"MIT-CMU",
"MIT-enna",
"MIT-feh",
"MITNFA",
"Motosoto",
"Motosoto-0.9.1",
"mpich2",
"MPL-1.0",
"MPL-1.1",
"MPL-2.0",
"MPL-2.0-no-copyleft-exception",
"MS-ASP-NET-COMPONENT-RTW",
"MS-ASP-NET-MVC-3-UPDATE-EULA",
"MS-ASP-NET-WEB-PAGES-2-EULA",
"MS-DOT-NET-LIBRARY",
"MS-DOT-NET-LIBRARY-EULA",
"MS-DOT-NET-LIBRARY-NON-REDISTRIBUTABLE",
"MS-PL",
"MS-RL",
"MS-RSL",
"MTLL",
"Multics",
"Mup",
"NASA-1.3",
"Naumen",
"NAUMEN",
"NBPL-1.0",
"NCSA",
"Net-SNMP",
"NetCDF",
"Nethack",
"Newsletr",
"NGPL",
"NLOD-1.0",
"NLPL",
"Nokia",
"Nokia-1.0a",
"NOSL",
"NOSL-3.0",
"Noweb",
"NPL-1.0",
"NPL-1.1",
"NPOSL-3.0",
"NRL",
"NTP",
"Nunit",
"NUnit-2.6.3",
"NUnit-Test-Adapter-2.6.3",
"OCCT-PL",
"OCLC-2.0",
"ODbL-1.0",
"OFL-1.0",
"OFL-1.1",
"OGTSL",
"OLDAP-1.1",
"OLDAP-1.2",
"OLDAP-1.3",
"OLDAP-1.4",
"OLDAP-2.0",
"OLDAP-2.0.1",
"OLDAP-2.1",
"OLDAP-2.2",
"OLDAP-2.2.1",
"OLDAP-2.2.2",
"OLDAP-2.3",
"OLDAP-2.4",
"OLDAP-2.5",
"OLDAP-2.6",
"OLDAP-2.7",
"OLDAP-2.8",
"OML",
"Openfont-1.1",
"Opengroup",
"OpenLDAP",
"OpenSSL",
"OPL-1.0",
"OSET-PL-2.1",
"OSL-1.0",
"OSL-1.1",
"OSL-2.0",
"OSL-2.1",
"OSL-3.0",
"PDDL-1.0",
"PHP-3.0",
"PHP-3.01",
"Plexus",
"PostgreSQL",
"psfrag",
"psutils",
"Public Domain",
"Public Domain - SUN",
"Python-2.0",
"Python-2.1.1",
"Qhull",
"QPL-1.0",
"QTPL-1.0",
"Rdisc",
"Real-1.0",
"RHeCos-1.1",
"RicohPL",
"RPL-1.1",
"RPL-1.5",
"RPSL-1.0",
"RSA-MD",
"RSCPL",
"Ruby",
"SAX-PD",
"Saxpath",
"Scala",
"SCEA",
"Sendmail",
"SGI-B-1.0",
"SGI-B-1.1",
"SGI-B-2.0",
"SimPL-2.0",
"SISSL",
"SISSL-1.2",
"Sleepycat",
"SMLNJ",
"SMPPL",
"SNIA",
"Spencer-86",
"Spencer-94",
"Spencer-99",
"SPL-1.0",
"StandardML-NJ",
"SugarCRM-1.1.3",
"SUNPublic-1.0",
"SWL",
"Sybase-1.0",
"TCL",
"TCP-wrappers",
"TMate",
"TORQUE-1.1",
"TOSL",
"TPL",
"Unicode-DFS-2015",
"Unicode-DFS-2016",
"Unicode-TOU",
"Unlicense",
"UoI-NCSA",
"UPL-1.0",
"Vim",
"VIM License",
"VOSTROM",
"VovidaPL-1.0",
"VSL-1.0",
"W3C",
"W3C-19980720",
"W3C-20150513",
"Watcom-1.0",
"Wsuipa",
"WTFPL",
"wxWindows",
"X11",
"Xerox",
"XFree86-1.1",
"xinetd",
"Xnet",
"xpp",
"XSkat",
"YPL-1.0",
"YPL-1.1",
"Zed",
"Zend-2.0",
"Zimbra-1.3",
"Zimbra-1.4",
"ZLIB",
"Zlib",
"zlib-acknowledgement",
"ZPL-1.1",
"ZPL-2.0",
"ZPL-2.1",
}
var LicenseType = validation.ToDiagFunc(validation.StringInSlice(validLicenseTypes, false))
func IsEmail(address interface{}, _ cty.Path) diag.Diagnostics {
var diags diag.Diagnostics
_, err := mail.ParseAddress(address.(string))
if err != nil {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid Email",
Detail: fmt.Sprintf("%s is not a valid address: %s", address, err),
})
}
return diags
}
// All Updated version of the Terraform's original validation func:
// https://github.com/hashicorp/terraform-plugin-sdk/blob/main/helper/validation/meta.go#L32
//
// All returns a SchemaValidateFunc which tests if the provided value
// passes all provided SchemaValidateFunc
func All(validators ...schema.SchemaValidateDiagFunc) schema.SchemaValidateDiagFunc {
return func(i interface{}, p cty.Path) diag.Diagnostics {
var allDiags diag.Diagnostics
for _, validator := range validators {
validatorDiags := validator(i, p)
allDiags = append(allDiags, validatorDiags...)
}
return allDiags
}
}
// StringIsNotEmpty Updated version of the Terraform's original validation func:
// https://github.com/hashicorp/terraform-plugin-sdk/blob/main/helper/validation/strings.go#L14
func StringIsNotEmpty(i interface{}, p cty.Path) diag.Diagnostics {
var diags diag.Diagnostics
attr := p[len(p)-1].(cty.GetAttrStep)
v, ok := i.(string)
if !ok {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid string",
Detail: fmt.Sprintf("expected type of %q to be string", attr.Name),
})
return diags
}
if v == "" {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid string",
Detail: fmt.Sprintf("expected %q to not be an empty string", attr.Name),
})
return diags
}
return diags
}
// Updated version of the Terraform's original validation func:
// https://github.com/hashicorp/terraform-plugin-sdk/blob/5adf5f1c4bf0aee7bb31d51cd7f016e81a39e3e5/helper/validation/strings.go#L132
//
// StringInSlice returns a SchemaValidateFunc which tests if the provided value
// is of type string and matches the value of an element in the valid slice
// will test with in lower case if ignoreCase is true
func StringInSlice(ignoreCase bool, valid ...string) schema.SchemaValidateDiagFunc {
return func(i interface{}, p cty.Path) diag.Diagnostics {
var diags diag.Diagnostics
v, ok := i.(string)
attr := p[len(p)-1].(cty.GetAttrStep)
if !ok {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid string",
AttributePath: p,
Detail: fmt.Sprintf("expected type of %q to be string", attr.Name),
})
return diags
}
for _, str := range valid {
if v == str || (ignoreCase && strings.EqualFold(v, str)) {
return diags
}
}
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid string",
AttributePath: p,
Detail: fmt.Sprintf("expected %s to be one of %v, got %s", attr.Name, valid, v),
})
return diags
}
}
func StringIsNotURL(value interface{}, p cty.Path) diag.Diagnostics {
var diags diag.Diagnostics
attr := p[len(p)-1].(cty.GetAttrStep)
_, errs := validation.IsURLWithHTTPorHTTPS(value, attr.Name)
if len(errs) == 0 {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid string",
AttributePath: p,
Detail: fmt.Sprintf("expected %q not to be a valid url, got %v", attr.Name, value),
})
}
return diags
}
// IntAtLeast Updated version of the Terraform's original validation func:
// https://github.com/hashicorp/terraform-plugin-sdk/blob/5adf5f1c4bf0aee7bb31d51cd7f016e81a39e3e5/helper/validation/int.go#L31
//
// IntAtLeast returns a SchemaValidateFunc which tests if the provided value
// is of type int and is at least min (inclusive)
func IntAtLeast(min int) schema.SchemaValidateDiagFunc {
return func(i interface{}, p cty.Path) diag.Diagnostics {
var diags diag.Diagnostics
v, ok := i.(int)
attr := p[len(p)-1].(cty.GetAttrStep)
if !ok {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid integer",
AttributePath: p,
Detail: fmt.Sprintf("expected type of %q to be integer", attr.Name),
})
return diags
}
if v < min {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid integer",
AttributePath: p,
Detail: fmt.Sprintf("expected %s to be at least (%d), got %d", attr.Name, min, v),
})
return diags
}
return diags
}
}
func LdapDn(value interface{}, _ cty.Path) diag.Diagnostics {
var diags diag.Diagnostics
_, err := ldap.ParseDN(value.(string))
if err != nil {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid LDAP Domain Name",
Detail: fmt.Sprintf("%s is not a valid LDAP Domain Name: %s", value, err),
})
}
return diags
}
func LdapFilter(value interface{}, _ cty.Path) diag.Diagnostics {
var diags diag.Diagnostics
_, err := ldap.CompileFilter(value.(string))
if err != nil {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Invalid LDAP Filter",
Detail: fmt.Sprintf("%s is not a valid LDAP Filter: %s", value, err),
})
}
return diags
}
// CheckImportState is used in ImportStateCheck if ImportState is set to `true`.
// IdAttribute is the field used in d.SetId() in Create function to set a resource ID.
func CheckImportState(resourceId string, idAttribute string) func(states []*terraform.InstanceState) error {
return func(states []*terraform.InstanceState) error {
if len(states) == 0 {
return fmt.Errorf("no import state")
}
instanceState := states[0]
if instanceState.ID != resourceId {
return fmt.Errorf("incorrect state ID: %s", instanceState.ID)
}
if instanceState.Attributes[idAttribute] != resourceId {
return fmt.Errorf("incorrect state attribute '%s': %s", idAttribute, instanceState.Attributes[idAttribute])
}
return nil
}
}