code cleanup
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This commit is contained in:
Mauro Torrez 2019-09-25 19:33:27 -03:00
commit 093586313d
3 changed files with 157 additions and 141 deletions

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@ -3,6 +3,19 @@ kind: pipeline
name: default
steps:
- name: build image only
image: plugins/docker
settings:
repo: eumau/openldap
auto_tag: true
dry_run: true
when:
ref:
- refs/pull/**
# event no anda (?)
# event:
# - pull_request
- name: build and publish image
image: plugins/docker
settings:

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@ -1,25 +1,25 @@
FROM eumau/debian:buster-slim
# admin CN => dn: cn=%%ADMIN_CN%%,%%DOMAIN_DN%%
ENV LDAP_ADMIN_CN="admin"
# admin CN, DN => cn=%%ADMIN_DN%%,%%DOMAIN_DN%%
ENV LDAP_ADMIN_PASSWORD="admin"
# password for cn=%%ADMIN_DN%%,%%DOMAIN_DN%%
ENV LDAP_CONFIG_PASSWORD="${LDAP_ADMIN_PASSWORD}"
ENV LDAP_ADMIN_PASSWORD="admin"
# password for cn=admin,cn=config
ENV LDAP_CONFIG_PASSWORD="${LDAP_ADMIN_PASSWORD}"
# domain name (example.org)
ENV LDAP_DOMAIN=""
# domain O (example.org)
ENV LDAP_DOMAIN_ACCESS="{0}to attrs=userPassword by self write by anonymous auth by * none\n{1}to attrs=shadowLastChange by self write by * read\n{2}to * by * read"
# olcDbAccess attribute for domain entry (newline-separated)
ENV LDAP_DOMAIN_DN=""
ENV LDAP_DOMAIN_ACCESS="{0}to attrs=userPassword by self write by anonymous auth by * none\n{1}to attrs=shadowLastChange by self write by * read\n{2}to * by * read"
# domain DN (dc=example,dc=org)
ENV LDAP_DOMAIN_INDEX="cn,uid eq\nmember,memberUid eq\nobjectClass eq\nuidNumber,gidNumber eq"
ENV LDAP_DOMAIN_DN=""
# olcDbIndex attribute for domain entry (newline-separated)
ENV LDAP_DOMAIN_OUS="People Alias Group"
ENV LDAP_DOMAIN_INDEX="cn,uid eq\nmember,memberUid eq\nobjectClass eq\nuidNumber,gidNumber eq"
# domain OUs (space-separated)
ENV LDAP_MEMBEROF="true"
ENV LDAP_DOMAIN_OUS="People Alias Group"
# enable memberOf module
ENV LDAP_SCHEMAS="core cosine inetorgperson misc nis"
ENV LDAP_MEMBEROF="true"
# space-separated list of schemas to load
ENV LDAP_SCHEMAS="core cosine inetorgperson misc nis"
RUN apt-get update \
&& DEBIAN_FRONTEND=noninteractive apt-get install -y \

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@ -6,34 +6,45 @@ assert(){ [[ $? -eq 0 ]] || { [[ -n ${1} ]] && echo ${@} ; exit 1 ; } }
# slapd is absurdly high. See https://github.com/docker/docker/issues/8231
ulimit -n 8192
echo "I: running slapd for initial setup..."
slapd -u openldap -g openldap -h ldapi:///
assert "E: openldap died unexpectedly!"
assert "FATAL: sldapd died unexpectedly!"
PIDFILE=$(ldapsearch -LLL -Y EXTERNAL -H ldapi:/// -b "cn=config" -s base \
"" olcPidFile | grep olcPidFile | awk "{print $2}")
echo "I: slapd running with PID ${PIDFILE}"
echo "slapd running. pidfile = ${PIDFILE}"
[[ -n "${LDAP_DOMAIN}" ]]
assert "FATAL: Please set LDAP_DOMAIN and retry."
DN0="dc=${LDAP_DOMAIN//./,dc=}"
LDAP_DOMAIN_DN=${LDAP_DOMAIN_DN:=${DN0}}
echo "setting up domain = ${LDAP_DOMAIN}, dn = ${LDAP_DOMAIN_DN}"
[[ -n "${LDAP_CONFIG_PASSWORD}" ]]
assert "E: please set non-empty password in LDAP_CONFIG_PASSWORD and retry."
assert "FATAL: Please set LDAP_CONFIG_PASSWORD and retry."
LDAP_CONFIG_PWHASH=$(slappasswd -h "{SSHA}" -s "${LDAP_CONFIG_PASSWORD}")
HASHED_PW=$(slappasswd -h "{SSHA}" -s "${LDAP_CONFIG_PASSWORD}")
[[ -n "${LDAP_ADMIN_PASSWORD}" ]]
assert "FATAL: Please set LDAP_ADMIN_PASSWORD and retry."
LDAP_ADMIN_PWHASH=$(slappasswd -h "{SSHA}" -s "${LDAP_ADMIN_PASSWORD}")
echo "I: Setting administrator password..."
# TODO: verify password before updating =======================================
echo "Setting cn=admin,cn=config password"
ldapmodify -Y EXTERNAL -H ldapi:/// <<EOF
dn: olcDatabase={0}config,cn=config
changetype: modify
replace: olcRootPW
olcRootPW: ${HASHED_PW}
olcRootPW: ${LDAP_CONFIG_PWHASH}
EOF
assert "FATAL: failure setting administrator password!"
assert "FATAL: error setting cn=admin,cn=config password"
# find current schemas
# SCHEMAS ---------------------------------------------------------------------
eval "declare -A LOADED_SCHEMAS=( $(ldapsearch -LLL -Y EXTERNAL -H ldapi:/// \
-b "cn=schema,cn=config" -s one cn \
| sed -n 's/^cn:.*[{].*[}]\(.*\)$/[\1]=loaded/p') )"
echo "I: currently loaded schemas: ${!LOADED_SCHEMAS[@]}"
echo "Loaded schemas: ${!LOADED_SCHEMAS[@]}"
# load schemas
# built-in: core, cosine, nis, inetorgperson
@ -41,18 +52,22 @@ echo "I: currently loaded schemas: ${!LOADED_SCHEMAS[@]}"
for schema in ${LDAP_SCHEMAS}
do
[[ -z "${LOADED_SCHEMAS[$schema]}" ]] || continue;
echo "I: loading schema ${schema}..."
[[ -f /etc/ldap/schema/${schema}.ldif ]]
assert "E: schema /etc/ldap/schema/${schema}.ldif not found!"
ldapadd -Y EXTERNAL -H ldapi:/// -f /etc/ldap/schema/${schema}.ldif
assert "E: failure loading schema ${schema}!"
done
# enable memberof module
echo "Loading ${schema} schema"
[[ -f /etc/ldap/schema/${schema}.ldif ]]
assert "FATAL: schema file /etc/ldap/schema/${schema}.ldif not found!"
ldapadd -Y EXTERNAL -H ldapi:/// -f /etc/ldap/schema/${schema}.ldif
assert "FATAL: error loading schema ${schema}!"
done
# END SCHEMAS -----------------------------------------------------------------
# MEMBEROF MODULE -------------------------------------------------------------
if ${LDAP_MEMBEROF}
then
echo "I: enabling memberof module ..."
ldapmodify -Y EXTERNAL -H ldapi:/// <<EOF
echo "Enabling memberof module"
ldapmodify -Y EXTERNAL -H ldapi:/// <<-EOF
dn: cn=module{0},cn=config
changetype: modify
add: olcModuleLoad
@ -61,17 +76,12 @@ olcModuleLoad: memberof
EOF
RES=$?
[[ $RES -eq 0 ]] || [[ $RES -eq 20 ]]
assert "E: failed loading memberof module (${RES})"
echo "I: module memberof enabled (${RES})"
assert "FATAL: error loading memberof module (return status ${RES})"
unset RES
fi
# END MEMBEROF MODULE ---------------------------------------------------------
# 0. calcular DN a partir del dominio
# 1.3.0 crear password admin
ADMIN_PW_HASH=$(slappasswd -h "{SSHA}" -s "${LDAP_ADMIN_PASSWORD}")
# 1.2 buscar dominio
# DOMAIN SETUP ----------------------------------------------------------------
if ldapsearch -LLL -H ldapi:/// -Y EXTERNAL -s one -b "cn=config" \
"(&(olcSuffix=\"${LDAP_DOMAIN_DN}\")(olcDatabase=mdb))" | \
egrep -q '^dn: '
@ -85,7 +95,7 @@ else
echo "Creating cn=config entry for ${LDAP_DOMAIN_DN}"
ldapadd -Y EXTERNAL -H ldapi:/// <<EOF
ldapadd -Y EXTERNAL -H ldapi:/// <<-EOF
dn: olcDatabase=mdb,cn=config
objectClass: olcDatabaseConfig
objectClass: olcMdbConfig
@ -93,7 +103,7 @@ olcDbMaxSize: 1073741824
olcSuffix: ${LDAP_DOMAIN_DN}
olcDbDirectory: /var/lib/ldap/${LDAP_DOMAIN_DN}
olcRootDN: cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN}
olcRootPW: ${ADMIN_PW_HASH}
olcRootPW: ${LDAP_ADMIN_PWHASH}
$(echo -ne "${LDAP_DOMAIN_ACCESS}" | sed -e 's/^/olcAccess: /g')
olcDbCheckpoint: 512 30
olcLastMod: TRUE
@ -102,8 +112,10 @@ $(echo -ne "${LDAP_DOMAIN_LIMITS}" | sed -e 's/^/olcLimits: /g')
EOF
fi
echo "Get DN of cn=config entry for ${LDAP_DOMAIN_DN}"
CN_CONFIG_DN=$(ldapsearch -LLL -H ldapi:/// -Y EXTERNAL -s one -b cn=config "(&(olcSuffix=${LDAP_DOMAIN_DN})(olcDatabase=mdb))" | egrep '^dn: ' | sed -e 's/^dn: //g')
echo "Get cn=config entry for ${LDAP_DOMAIN_DN}"
CN_CONFIG_DN=$(ldapsearch -LLL -H ldapi:/// -Y EXTERNAL -s one -b "cn=config" \
"(&(olcSuffix=${LDAP_DOMAIN_DN})(olcDatabase=mdb))" \
| egrep '^dn: ' | sed -e 's/^dn: //g')
if [[ -n ${CN_CONFIG_DN} ]]
then echo "Found DN = ${CN_CONFIG_DN}"
@ -113,17 +125,32 @@ else
exit 1
fi
# 2. olcovrlay memberof
# TODO: verify admin password before updating =================================
echo "Setting domain administrator password"
ldapmodify -Y EXTERNAL -H ldapi:/// <<EOF
dn: ${CN_CONFIG_DN}
changetype: modify
replace: olcRootPW
olcRootPW: ${LDAP_ADMIN_PWHASH}
EOF
assert "FATAL: could not set administrator password!"
# END DOMAIN SETUP ------------------------------------------------------------
# MEMBEROF OVERLAY ------------------------------------------------------------
if [[ ${LDAP_MEMBEROF} ]]
then
echo "Check if memberOf is enabled"
MEMBEROF_DN=$(ldapsearch -LLL -H ldapi:/// -Y EXTERNAL -s one -b "${CN_CONFIG_DN}" "(olcOverlay=memberOf)" | egrep '^dn: ' | sed -e 's/^dn: //g')
echo "Check if memberOf overlay is enabled"
MEMBEROF_DN=$(ldapsearch -LLL -H ldapi:/// -Y EXTERNAL -s one -b \
"${CN_CONFIG_DN}" "(olcOverlay=memberOf)" | \
egrep '^dn: ' | sed -e 's/^dn: //g')
if [[ -n ${MEMBEROF_DN} ]]
then echo "memberOf overlay already enabled for ${CN_CONFIG_DN}"
else
echo "Enabling memberOf overlay"
ldapadd -Y EXTERNAL -H ldapi:/// <<EOF
ldapadd -Y EXTERNAL -H ldapi:/// <<-EOF
dn: olcOverlay=memberof,${CN_CONFIG_DN}
objectClass: olcOverlayConfig
objectClass: olcConfig
@ -136,45 +163,20 @@ olcMemberOfMemberOfAD: memberOf
EOF
fi
fi
# END MEMBEROF OVERLAY --------------------------------------------------------
[[ -n "${LDAP_ADMIN_PASSWORD}" ]]
assert "E: please set non-empty password in LDAP_ADMIN_PASSWORD and retry."
HASHED_PW=$(slappasswd -h "{SSHA}" -s "${LDAP_ADMIN_PASSWORD}")
echo "I: Setting domain administrator password..."
ldapmodify -Y EXTERNAL -H ldapi:/// <<EOF
dn: ${CN_CONFIG_DN}
changetype: modify
replace: olcRootPW
olcRootPW: ${HASHED_PW}
EOF
assert "FATAL: failure setting administrator password!"
# -------------------------------------------
# create base dn
# DIT ENTRIES -----------------------------------------------------------------
echo "Check if ${LDAP_DOMAIN_DN} exists"
DOM_DN=$(ldapsearch -LLL -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} -w "${LDAP_ADMIN_PASSWORD}" -s base -b "${LDAP_DOMAIN_DN}" "(objectClass=*)" | egrep '^dn: ' | sed -e 's/^dn: //g')
DOM_DN=$(ldapsearch -LLL -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} \
-w "${LDAP_ADMIN_PASSWORD}" -s base -b "${LDAP_DOMAIN_DN}" \
"(objectClass=*)" | egrep '^dn: ' | sed -e 's/^dn: //g')
if [[ -n ${DOM_DN} ]]
then echo "${LDAP_DOMAIN_DN} already present"
else
cat <<EOF
dn: ${LDAP_DOMAIN_DN}
objectClass: dcObject
objectClass: organization
objectClass: top
dc: $(echo -n "${LDAP_DOMAIN_DN#dc=}" | sed 's/,.*$//g')
o: ${LDAP_DOMAIN}
EOF
echo "Creating ${LDAP_DOMAIN_DN}"
ldapadd -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} -w "${LDAP_ADMIN_PASSWORD}" <<EOF
ldapadd -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} \
-w "${LDAP_ADMIN_PASSWORD}" <<-EOF
dn: ${LDAP_DOMAIN_DN}
objectClass: dcObject
objectClass: organization
@ -185,17 +187,19 @@ o: ${LDAP_DOMAIN}
EOF
fi
# create admin user
# Admin user
echo "Check if cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} exists"
ADM_DN=$(ldapsearch -LLL -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} -w "${LDAP_ADMIN_PASSWORD}" -s base -b "cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN}" "(objectClass=*)" | egrep '^dn: ' | sed -e 's/^dn: //g')
ADM_DN=$(ldapsearch -LLL -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} \
-w "${LDAP_ADMIN_PASSWORD}" -s base -b \
"cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN}" "(objectClass=*)" \
| egrep '^dn: ' | sed -e 's/^dn: //g')
if [[ -n ${ADM_DN} ]]
then echo "cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} already present"
else
echo "Creating cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN}"
ldapadd -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} -w "${LDAP_ADMIN_PASSWORD}" <<EOF
ldapadd -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} \
-w "${LDAP_ADMIN_PASSWORD}" <<-EOF
dn: cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN}
objectClass: organizationalRole
objectClass: simpleSecurityObject
@ -206,22 +210,23 @@ userPassword: ${ADMIN_PW_HASH}
EOF
fi
# update admin password
# TODO
# TODO: update admin password =================================================
# create OUs
for OU in ${LDAP_DOMAIN_OUS}
do
echo "Check if ou=${OU},${LDAP_DOMAIN_DN} exists"
OU_DN=$(ldapsearch -LLL -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} -w "${LDAP_ADMIN_PASSWORD}" -s base -b "ou=${OU},${LDAP_DOMAIN_DN}" "(objectClass=*)" | egrep '^dn: ' | sed -e 's/^dn: //g')
OU_DN=$(ldapsearch -LLL -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} \
-w "${LDAP_ADMIN_PASSWORD}" -s base \
-b "ou=${OU},${LDAP_DOMAIN_DN}" "(objectClass=*)" \
| egrep '^dn: ' | sed -e 's/^dn: //g')
if [[ -n ${OU_DN} ]]
then echo "ou=${OU} already present in ${LDAP_DOMAIN_DN}"
else
echo "Creating ou=${OU},${LDAP_DOMAIN_DN}"
ldapadd -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} -w "${LDAP_ADMIN_PASSWORD}" <<EOF
ldapadd -H ldapi:/// -D cn=${LDAP_ADMIN_CN},${LDAP_DOMAIN_DN} \
-w "${LDAP_ADMIN_PASSWORD}" <<-EOF
dn: ou=${OU},${LDAP_DOMAIN_DN}
objectClass: organizationalUnit
objectClass: top
@ -234,16 +239,14 @@ done
# -------------------------------------------
# kill slapd after initial setup
echo "I: killing initial server..."
echo "Killing initial server"
kill -INT $(cat ${PIDFILE})
# unset sensitive variables
unset OPENLDAP_ADMIN_PASSWORD
unset HASHED_PW
unset LOADED_SCHEMAS
unset PIDFILE
unset LDAP_ADMIN_PASSWORD LDAP_CONFIG_PASSWORD LDAP_ADMIN_PWHASH \
LDAP_CONFIG_PWHASH LOADED_SCHEMAS PIDFILE
# run Dockerfile CMD
echo "I: running CMD $@"
echo "Running CMD $@"
set -e
exec "$@"