Add embeded libregrah/idm server

This add a new service "idm" providing and LDAP service (via ldaps) on
port 9235.  If not existing it will bootstrap an initial LDAP tree and
administrative user as well as a self-signed Certificate and Key
(similar to what is done for glauth).

go.sum

@@ -134,9 +134,11 @@ github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRF
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-github.com/amoghe/go-crypt v0.0.0-20191109212615-b2ff80594b7f/go.mod h1:eFiR01PwTcpbzXtdMces7zxg6utvFM5puiWHpWB8D/k=
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@@ -153,6 +155,7 @@ github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878/go.mod h1:3AMJUQh
 github.com/armon/go-metrics v0.3.10 h1:FR+drcQStOe+32sYyJYyZ7FIdgoGGBnwLl+flodp8Uo=
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@@ -364,6 +367,7 @@ github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8
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@@ -461,6 +465,7 @@ github.com/go-ldap/ldap/v3 v3.1.7/go.mod h1:5Zun81jBTabRaI8lzN7E1JjyEl1g6zI6u9pd
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+github.com/go-ldap/ldif v0.0.0-20200320164324-fd88d9b715b3 h1:sfz1YppV05y4sYaW7kXZtrocU/+vimnIWt4cxAYh7+o=
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@@ -933,8 +938,8 @@ github.com/lib/pq v1.10.0/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
 github.com/lib/pq v1.10.3/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
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-github.com/libregraph/idm v0.3.1-0.20220120080913-d0003ade935e h1:iO7Gf/cMCn2sn28CoWsHUQ/O7VfH0DAJrhHyTE/xQk4=
-github.com/libregraph/idm v0.3.1-0.20220120080913-d0003ade935e/go.mod h1:gdDXfHsvrrmoNwqcXroOGIi2+Lrx5iAipbpVwR7goeY=
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+github.com/libregraph/idm v0.3.1-0.20220222123017-f9d520ac1f11/go.mod h1:wB8ApGAQsXDXXGWEeFimK/3q8Z/jRa+m3nqnvoYjBsQ=
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@@ -1198,7 +1203,6 @@ github.com/prometheus/client_golang v1.1.0/go.mod h1:I1FGZT9+L76gKKOs5djB6ezCbFQ
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@@ -1321,6 +1325,7 @@ github.com/soheilhy/cmux v0.1.4/go.mod h1:IM3LyeVVIOuxMH7sFAkER9+bJ4dT7Ms6E4xg4k
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+github.com/spacewander/go-suffix-tree v0.0.0-20191010040751-0865e368c784 h1:0jjO3HdJfOn6gYHD/ZNZh0LLMxEAqkYX7xoDPQReEgs=
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@@ -1368,6 +1373,7 @@ github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
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@@ -1377,6 +1383,7 @@ github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhV
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