From e2fc0433de38c322ce46ad250bc0f0f03e7710c8 Mon Sep 17 00:00:00 2001
From: Cullum Smith <cullum@sacredheartsc.com>
Date: Thu, 24 Oct 2024 06:43:08 -0400
Subject: add icinga

---
 scripts/hostclass/bitwarden_server    |   7 +-
 scripts/hostclass/dav_server          |   8 +-
 scripts/hostclass/icinga_server       | 203 ++++++++++++++++++++++++++++++++++
 scripts/hostclass/idm_server/10-slapd |   4 +-
 scripts/hostclass/idm_server/90-idm   |  19 +++-
 scripts/hostclass/postgresql_server   |  21 +++-
 scripts/hostclass/ttrss_server        |   7 +-
 7 files changed, 259 insertions(+), 10 deletions(-)
 create mode 100644 scripts/hostclass/icinga_server

(limited to 'scripts/hostclass')

diff --git a/scripts/hostclass/bitwarden_server b/scripts/hostclass/bitwarden_server
index 1f025fe..ff67c3e 100644
--- a/scripts/hostclass/bitwarden_server
+++ b/scripts/hostclass/bitwarden_server
@@ -5,6 +5,7 @@
 : ${vaultwarden_dbhost:="$postgres_host"}
 : ${vaultwarden_fqdn:="$fqdn"}
 
+vaultwarden_dn="uid=${vaultwarden_username},${robots_basedn}"
 vaultwarden_local_username=$nginx_user
 vaultwarden_https_cert="${nginx_conf_dir}/vaultwarden.crt"
 vaultwarden_https_key="${nginx_conf_dir}/vaultwarden.key"
@@ -17,7 +18,11 @@ pkg install -y \
   nginx
 
 # Create vaultwarden principal and keytab.
-add_principal -nokey -x "containerdn=${robots_basedn}" "$vaultwarden_username"
+ldap_add "$vaultwarden_dn" <<EOF
+objectClass: account
+uid: ${vaultwarden_username}
+EOF
+add_principal -nokey -x "dn=${vaultwarden_dn}" "$vaultwarden_username"
 
 ktadd -k "$vaultwarden_client_keytab" "$vaultwarden_username"
 chgrp "$vaultwarden_local_username" "$vaultwarden_client_keytab"
diff --git a/scripts/hostclass/dav_server b/scripts/hostclass/dav_server
index b7391bd..a69c072 100644
--- a/scripts/hostclass/dav_server
+++ b/scripts/hostclass/dav_server
@@ -10,10 +10,10 @@
 : ${davical_awl_repo:='https://gitlab.com/davical-project/awl.git'}
 : ${davical_awl_branch:='master'}
 
+davical_dn="uid=${davical_username},${robots_basedn}"
 davical_repo_dir=/usr/local/www/davical
 davical_awl_repo_dir=/usr/local/share/awl
 davical_webroot="${davical_repo_dir}/htdocs"
-
 davical_https_cert="${nginx_conf_dir}/davical.crt"
 davical_https_key="${nginx_conf_dir}/davical.key"
 davical_https_cacert="${nginx_conf_dir}/davical.ca.crt"
@@ -55,7 +55,11 @@ git -C "$davical_awl_repo_dir" pull --ff-only
 git -C "$davical_awl_repo_dir" switch "$davical_awl_branch"
 
 # Create davical principal and keytab.
-add_principal -nokey -x "containerdn=${robots_basedn}" "$davical_username"
+ldap_add "$davical_dn" <<EOF
+objectClass: account
+uid: ${davical_username}
+EOF
+add_principal -nokey -x "dn=${davical_dn}" "$davical_username"
 
 ktadd -k "$davical_client_keytab" "$davical_username"
 chgrp "$nginx_user" "$davical_client_keytab"
diff --git a/scripts/hostclass/icinga_server b/scripts/hostclass/icinga_server
new file mode 100644
index 0000000..ccd1d46
--- /dev/null
+++ b/scripts/hostclass/icinga_server
@@ -0,0 +1,203 @@
+#!/bin/sh
+
+: ${icinga_username:='s-icinga'}
+: ${icinga_dbname:='icinga'}
+: ${icinga_dbhost:="$postgres_host"}
+: ${icinga_password:='changeme'}
+: ${icingaweb_api_password:='changeme'}
+: ${icingaweb_dbhost:="$postgres_host"}
+: ${icingaweb_dbname:='icingaweb'}
+: ${icingaweb_access_role:='icinga-access'}
+
+# Note that icinga does not support nested groups.
+: ${icingaweb_admin_groups:=''}
+
+icinga_local_user=icinga
+icinga_dn="uid=${icinga_username},${robots_basedn}"
+icinga_conf_dir=/usr/local/etc/icinga2
+icinga_data_dir=/var/lib/icinga2
+icinga_cert_dir="${icinga_data_dir}/certs"
+icinga_ca_dir="${icinga_data_dir}/ca"
+icingadb_conf_dir=/usr/local/etc/icingadb
+icingaweb_api_username=icingaweb2
+icingaweb_https_cert="${nginx_conf_dir}/icingaweb.crt"
+icingaweb_https_key="${nginx_conf_dir}/icingaweb.key"
+icingaweb_install_dir=/usr/local/www/icingaweb2
+icingaweb_webroot="${icingaweb_install_dir}/public"
+icingaweb_conf_dir=/usr/local/etc/icingaweb2
+icingaweb_fpm_socket=/var/run/fpm-icingaweb.sock
+icingaweb_client_keytab="${keytab_dir}/icingaweb.client.keytab"
+nginx_keytab="${keytab_dir}/nginx.keytab"
+redis_user=redis
+redis_data_dir=/var/db/redis
+redis_sock=/var/run/redis/redis.sock
+redis_port=6379
+redis_data_dir=/var/db/redis
+
+icinga_psql(){
+  KRB5CCNAME=MEMORY: KRB5_CLIENT_KTNAME="$icingaweb_client_keytab" \
+  psql \
+    --quiet --no-align --tuples-only --echo-all \
+    --host="$icinga_dbhost" \
+    --dbname="$icinga_dbname" \
+    --username="$icinga_username" \
+    --no-password \
+    "$@"
+}
+
+icingaweb_psql(){
+  KRB5CCNAME=MEMORY: KRB5_CLIENT_KTNAME="$icingaweb_client_keytab" \
+  psql \
+    --quiet --no-align --tuples-only --echo-all \
+    --host="$icingaweb_dbhost" \
+    --dbname="$icingaweb_dbname" \
+    --username="$icinga_username" \
+    --no-password \
+    "$@"
+}
+
+# Install packages.
+pkg install -y \
+  icinga2 \
+  icingadb \
+  icingaweb2-php${php_version} \
+  icingaweb2-module-icingadb-php${php_version} \
+  nginx \
+  redis
+
+# Create dataset for icinga state directory
+create_dataset -o "mountpoint=${icinga_data_dir}" "${state_dataset}/icinga"
+install_directory -m 0755 -o "$icinga_local_user" -g "$icinga_local_user" "$icinga_data_dir"
+
+# Create icinga LDAP user, principal, and keytab.
+# Note that we have a separate userPassword attribute in LDAP because icingadb is
+# written in golang, and it's pq library does not build with GSSAPI support.
+# GSSAPI is supported by icingaweb2 via PHP's PDO, however, so we use it there.
+# We also need a userPassword attribute for icingaweb2 authn/authz.
+ldap_add "$icinga_dn" <<EOF
+objectClass: account
+objectClass: simpleSecurityObject
+uid: ${icinga_username}
+userPassword: {SSHA-512}
+EOF
+ldap_passwd "$icinga_dn" "$icinga_password"
+
+add_principal -nokey -x "dn=${icinga_dn}" "$icinga_username"
+ktadd -k "$icingaweb_client_keytab" "$icinga_username"
+chgrp "$nginx_user" "$icingaweb_client_keytab"
+chmod 640 "$icingaweb_client_keytab"
+nginx_uid=$(id -u "$nginx_user")
+install_directory -o "$nginx_user" -m 0700 "/var/krb5/user/${nginx_uid}"
+ln -snfv "$icingaweb_client_keytab" "/var/krb5/user/${nginx_uid}/client.keytab"
+
+# Create icinga postgres user and database.
+postgres_create_role "$icinga_dbhost" "$icinga_username"
+postgres_create_database "$icinga_dbhost" "$icinga_dbname" "$icinga_username"
+
+# Apply icinga database schema.
+if ! icinga_psql -c 'SELECT 1 FROM icingadb_schema'; then
+  icinga_psql -f /usr/local/share/examples/icingadb/schema/pgsql/schema.sql
+fi
+
+# Generate icinga database configuration.
+install_template -g "${icinga_local_user}" -m 0640 "${icingadb_conf_dir}/config.yml"
+
+# Create ZFS dataset for Redis DBs.
+create_dataset -o "mountpoint=${redis_data_dir}" "${state_dataset}/redis"
+install_directory -m 0700 -o "$redis_user" "$redis_data_dir"
+
+# Generate redis configuration
+install_template -m 0644 /usr/local/etc/redis.conf
+
+# Add icinga user to redis group, so it can write to the redis unix socket.
+pw groupmod "$redis_user" -m "$icinga_local_user"
+
+# Generate icinga PKI.
+install_directory -m 0700 -o "$icinga_local_user" -g "$icinga_local_user" \
+  "$icinga_cert_dir" \
+  "$icinga_ca_dir"
+[ -f "${icinga_ca_dir}/ca.crt" ] \
+  || icinga2 pki new-ca
+[ -f "${icinga_cert_dir}/${fqdn}.csr" ] \
+  || icinga2 pki new-cert --cn "$fqdn" --key "${icinga_cert_dir}/${fqdn}.key" --csr "${icinga_cert_dir}/${fqdn}.csr"
+[ -f "${icinga_cert_dir}/${fqdn}.crt" ] \
+  || icinga2 pki sign-csr --csr "${icinga_cert_dir}/${fqdn}.csr" --cert "${icinga_cert_dir}/${fqdn}.crt"
+ln -snfv "${icinga_ca_dir}/ca.crt" "${icinga_cert_dir}/ca.crt"
+
+# Enable icinga modules.
+for module in api icingadb notification; do
+  ln -snfv "../features-available/${module}.conf" "${icinga_conf_dir}/features-enabled/${module}.conf"
+done
+
+# Generate icinga configuration.
+install_template -m 0640 -g "$icinga_local_user" \
+  "${icinga_conf_dir}/api-users.conf" \
+  "${icinga_conf_dir}/features-available/icingadb.conf"
+
+# Create icingaweb postgres user and database.
+postgres_create_database "$icingaweb_dbhost" "$icingaweb_dbname" "$icinga_username"
+
+# Apply icingaweb database schema.
+if ! icingaweb_psql -c 'SELECT 1 FROM icingaweb_schema'; then
+  icingaweb_psql -f /usr/local/www/icingaweb2/schema/pgsql.schema.sql
+fi
+
+# Generate icingaweb configuration.
+install_directory -m 2770 -g "$nginx_user" \
+  "$icingaweb_conf_dir" \
+  "${icingaweb_conf_dir}/enabledModules" \
+  "${icingaweb_conf_dir}/modules" \
+  "${icingaweb_conf_dir}/modules/icingadb"
+install_template -m 0660 -g "$nginx_user" \
+  "${icingaweb_conf_dir}/modules/icingadb/commandtransports.ini" \
+  "${icingaweb_conf_dir}/modules/icingadb/config.ini" \
+  "${icingaweb_conf_dir}/modules/icingadb/redis.ini" \
+  "${icingaweb_conf_dir}/config.ini" \
+  "${icingaweb_conf_dir}/resources.ini" \
+  "${icingaweb_conf_dir}/authentication.ini" \
+  "${icingaweb_conf_dir}/groups.ini" \
+  "${icingaweb_conf_dir}/roles.ini"
+ln -snfv "${icingaweb_install_dir}/modules/icingadb" "${icingaweb_conf_dir}/enabledModules/icingadb"
+
+# Generate nginx configuration.
+install_file -m 0644 /usr/local/etc/nginx/fastcgi_params
+install_template -m 0644 \
+  /usr/local/etc/nginx/nginx.conf \
+  /usr/local/etc/nginx/vhosts.conf
+
+# Create HTTP service principal and keytab.
+add_principal -nokey -x "containerdn=${services_basedn}" "HTTP/${fqdn}"
+ktadd -k "$nginx_keytab" "HTTP/${fqdn}"
+chgrp "$nginx_user" "$nginx_keytab"
+chmod 640 "$nginx_keytab"
+
+# Generate php-fpm configuration.
+install_file -m 0644 \
+  /usr/local/etc/php.ini \
+  /usr/local/etc/php-fpm.conf
+install_template -m 0644 \
+  /usr/local/etc/php-fpm.d/icingaweb.conf
+> /usr/local/etc/php-fpm.d/www.conf
+
+# Copy TLS certificate for nginx.
+install_certificate     nginx "$icingaweb_https_cert"
+install_certificate_key nginx "$icingaweb_https_key"
+
+# Enable and start daemons.
+sysrc -v \
+  nginx_enable=YES \
+  php_fpm_enable=YES \
+  redis_enable=YES \
+  icingadb_enable=YES \
+  icinga2_enable=YES
+service nginx restart
+service php_fpm restart
+service redis restart
+service icingadb restart > /dev/null 2>&1 < /dev/null || die 'failed to start icingadb'
+service icinga2 restart
+
+# Create access role.
+ldap_add "cn=${icingaweb_access_role},${roles_basedn}" <<EOF
+objectClass: groupOfMembers
+cn: ${icingaweb_access_role}
+EOF
diff --git a/scripts/hostclass/idm_server/10-slapd b/scripts/hostclass/idm_server/10-slapd
index 12640a4..0dc7d1d 100644
--- a/scripts/hostclass/idm_server/10-slapd
+++ b/scripts/hostclass/idm_server/10-slapd
@@ -10,7 +10,7 @@
 : ${slapd_syncrepl_session_log:='1000'}
 : ${slapd_syncrepl_cleanup_age:='7'}
 : ${slapd_syncrepl_cleanup_interval:='1'}
-: ${slapd_admin_role:='role-ldap-admin'}
+: ${slapd_admin_role:='ldap-admin'}
 
 slapd_user=ldap
 slapd_data_dir=/var/db/openldap-data
@@ -173,7 +173,7 @@ objectClass: organizationalUnit
 ou: $(ldap_rdn_value "$roles_basedn")
 EOF
 
-  # cn=role-ldap-admin,ou=roles,ou=groups,ou=accounts,dc=example,dc=com
+  # cn=ldap-admin,ou=roles,ou=groups,ou=accounts,dc=example,dc=com
   ldap_add "cn=${slapd_admin_role},${roles_basedn}" <<EOF
 objectClass: groupOfMembers
 cn: ${slapd_admin_role}
diff --git a/scripts/hostclass/idm_server/90-idm b/scripts/hostclass/idm_server/90-idm
index 1f6920b..eadd621 100644
--- a/scripts/hostclass/idm_server/90-idm
+++ b/scripts/hostclass/idm_server/90-idm
@@ -64,17 +64,32 @@ pkg install -y \
   pam_krb5 \
   perl5 \
   p5-perl-ldap \
-  p5-Authen-SASL
+  p5-Authen-SASL \
+  pam_mkhomedir
 
 # Configure PAM/NSS integration.
 install_file -m 0644 \
   /etc/nsswitch.conf \
-  /etc/pam.d/sshd
+  /etc/pam.d/system \
+  /etc/pam.d/login \
+  /etc/pam.d/sshd \
+  /etc/pam.d/sudo \
+  /etc/pam.d/su \
+  /etc/pam.d/other
+
+install_template -m 0644 /etc/login.access
 
 install_template -m 0644 \
   /usr/local/etc/nslcd.conf \
   /etc/nscd.conf
 
+# Ensure /home exists and configure skel files.
+install_directory -m 0755 /home
+install_file -m 0644 \
+  /usr/share/skel/dot.login \
+  /usr/share/skel/dot.profile \
+  /usr/share/skel/dot.shrc
+
 sysrc -v \
   nslcd_enable=YES \
   nscd_enable=YES
diff --git a/scripts/hostclass/postgresql_server b/scripts/hostclass/postgresql_server
index dbb84b4..cbd9c17 100644
--- a/scripts/hostclass/postgresql_server
+++ b/scripts/hostclass/postgresql_server
@@ -19,7 +19,21 @@ postgres_tls_cert="${postgres_home}/postgres.crt"
 postgres_tls_key="${postgres_home}/postgres.key"
 postgres_keytab="${keytab_dir}/postgres.keytab"
 
-pkg install -y postgresql${postgresql_version}-server
+postgres_psql(){
+  psql \
+    --quiet \
+    --no-align \
+    --echo-all \
+    --tuples-only \
+    --no-password \
+    --username=postgres \
+    --dbname=postgres \
+    "$@"
+}
+
+pkg install -y \
+  postgresql${postgresql_version}-server \
+  postgresql${postgresql_version}-contrib
 
 # Create ZFS dataset for postgresql data.
 create_dataset \
@@ -78,7 +92,7 @@ echo 'Restarting postgresql.'
 service postgresql restart > /dev/null 2>&1 < /dev/null || die 'failed to start postgresql'
 
 # Create boxconf admin user.
-psql --quiet --no-align --echo-all --tuples-only --no-password --username=postgres --dbname=postgres -c \
+postgres_psql -c \
 "DO
 \$$
 BEGIN
@@ -87,3 +101,6 @@ BEGIN
   END IF;
 END
 \$$"
+
+# Load citext extension (required by icingadb)
+postgres_psql -c 'create extension if not exists citext;'
diff --git a/scripts/hostclass/ttrss_server b/scripts/hostclass/ttrss_server
index 1a2104a..fc6fffd 100644
--- a/scripts/hostclass/ttrss_server
+++ b/scripts/hostclass/ttrss_server
@@ -8,6 +8,7 @@
 : ${ttrss_admin_role:='ttrss-admin'}
 : ${ttrss_mail_from:="ttrss-noreply@${email_domain}"}
 
+ttrss_dn="uid=${ttrss_username},${robots_basedn}"
 ttrss_https_cert="${nginx_conf_dir}/ttrss.crt"
 ttrss_https_key="${nginx_conf_dir}/ttrss.key"
 ttrss_repo='https://git.tt-rss.org/fox/tt-rss.git/'
@@ -49,7 +50,11 @@ pkg install -y \
   php${php_version}-zip
 
 # Create ttrss principal and keytab.
-add_principal -nokey -x "containerdn=${robots_basedn}" "$ttrss_username"
+ldap_add "$ttrss_dn" <<EOF
+objectClass: account
+uid: ${ttrss_username}
+EOF
+add_principal -nokey -x "dn=${ttrss_dn}" "$ttrss_username"
 
 ktadd -k "$ttrss_client_keytab" "$ttrss_username"
 chgrp "$nginx_user" "$ttrss_client_keytab"
-- 
cgit v1.2.3