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Merged
merged 3 commits into from
Nov 5, 2025
Merged

Removed the bind-utils dependency #628

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1af4f11
Removed the bind-utils dependency and usage of `dig` since it was nev…
pkhartsk Nov 4, 2025
f7f7207
Fix run-postgresql-slave script and regenerate distgen files
pkhartsk Nov 4, 2025
e466f20
Fixed regex in openshift imagestream test
pkhartsk Nov 4, 2025
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2 changes: 1 addition & 1 deletion 12/Dockerfile.rhel8
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Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
RUN yum -y module enable postgresql:12 && \
INSTALL_PKGS="rsync tar gettext bind-utils nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="rsync tar gettext nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="$INSTALL_PKGS pgaudit" && \
INSTALL_PKGS="$INSTALL_PKGS procps-ng util-linux postgresql-upgrade" && \
yum -y --setopt=tsflags=nodocs install $INSTALL_PKGS && \
Expand Down
2 changes: 1 addition & 1 deletion 12/root/usr/bin/run-postgresql-slave
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Expand Up @@ -31,7 +31,7 @@ generate_passwd_file
generate_postgresql_config

wait_for_postgresql_master
export MASTER_FQDN=$(postgresql_master_addr)
export MASTER_FQDN=${POSTGRESQL_MASTER_IP}
initialize_replica

unset_env_vars
Expand Down
23 changes: 3 additions & 20 deletions 12/root/usr/share/container-scripts/postgresql/common.sh
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Expand Up @@ -91,22 +91,6 @@ function unset_env_vars() {
unset POSTGRESQL_{DATABASE,USER,PASSWORD,ADMIN_PASSWORD}
}

# postgresql_master_addr lookups the 'postgresql-master' DNS and get list of the available
# endpoints. Each endpoint is a PostgreSQL container with the 'master' PostgreSQL running.
function postgresql_master_addr() {
local service_name=${POSTGRESQL_MASTER_SERVICE_NAME:-postgresql-master}
local endpoints=$(dig ${service_name} A +search | grep ";${service_name}" | cut -d ';' -f 2 2>/dev/null)
# FIXME: This is for debugging (docker run)
if [ -v POSTGRESQL_MASTER_IP ]; then
endpoints=${POSTGRESQL_MASTER_IP:-}
fi
if [ -z "$endpoints" ]; then
>&2 echo "Failed to resolve PostgreSQL master IP address"
exit 3
fi
echo -n "$(echo $endpoints | cut -d ' ' -f 1)"
}

# Converts the version in format x.y or x.y.z to a number.
version2number ()
{
Expand Down Expand Up @@ -290,12 +274,11 @@ function set_pgdata ()

function wait_for_postgresql_master() {
while true; do
master_fqdn=$(postgresql_master_addr)
echo "Waiting for PostgreSQL master (${master_fqdn}) to accept connections ..."
echo "Waiting for PostgreSQL master (${POSTGRESQL_MASTER_IP}) to accept connections ..."
if [ -v POSTGRESQL_ADMIN_PASSWORD ]; then
PGPASSWORD=${POSTGRESQL_ADMIN_PASSWORD} psql "postgresql://postgres@${master_fqdn}" -c "SELECT 1;" && return 0
PGPASSWORD=${POSTGRESQL_ADMIN_PASSWORD} psql "postgresql://postgres@${POSTGRESQL_MASTER_IP}" -c "SELECT 1;" && return 0
else
PGPASSWORD=${POSTGRESQL_PASSWORD} psql "postgresql://${POSTGRESQL_USER}@${master_fqdn}/${POSTGRESQL_DATABASE}" -c "SELECT 1;" && return 0
PGPASSWORD=${POSTGRESQL_PASSWORD} psql "postgresql://${POSTGRESQL_USER}@${POSTGRESQL_MASTER_IP}/${POSTGRESQL_DATABASE}" -c "SELECT 1;" && return 0
fi
sleep 1
done
Expand Down
2 changes: 1 addition & 1 deletion 13/Dockerfile.c9s
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Expand Up @@ -42,7 +42,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
RUN { yum -y module enable postgresql:13 || :; } && \
INSTALL_PKGS="rsync tar gettext bind-utils nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="rsync tar gettext nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="$INSTALL_PKGS pgaudit" && \
INSTALL_PKGS="$INSTALL_PKGS procps-ng util-linux postgresql-upgrade" && \
yum -y --setopt=tsflags=nodocs install $INSTALL_PKGS && \
Expand Down
2 changes: 1 addition & 1 deletion 13/Dockerfile.rhel8
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Expand Up @@ -43,7 +43,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
RUN yum -y module enable postgresql:13 && \
INSTALL_PKGS="rsync tar gettext bind-utils nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="rsync tar gettext nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="$INSTALL_PKGS pgaudit" && \
INSTALL_PKGS="$INSTALL_PKGS procps-ng util-linux postgresql-upgrade" && \
yum -y --setopt=tsflags=nodocs install $INSTALL_PKGS && \
Expand Down
2 changes: 1 addition & 1 deletion 13/root/usr/bin/run-postgresql-slave
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Expand Up @@ -31,7 +31,7 @@ generate_passwd_file
generate_postgresql_config

wait_for_postgresql_master
export MASTER_FQDN=$(postgresql_master_addr)
export MASTER_FQDN=${POSTGRESQL_MASTER_IP}
initialize_replica

unset_env_vars
Expand Down
23 changes: 3 additions & 20 deletions 13/root/usr/share/container-scripts/postgresql/common.sh
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Expand Up @@ -91,22 +91,6 @@ function unset_env_vars() {
unset POSTGRESQL_{DATABASE,USER,PASSWORD,ADMIN_PASSWORD}
}

# postgresql_master_addr lookups the 'postgresql-master' DNS and get list of the available
# endpoints. Each endpoint is a PostgreSQL container with the 'master' PostgreSQL running.
function postgresql_master_addr() {
local service_name=${POSTGRESQL_MASTER_SERVICE_NAME:-postgresql-master}
local endpoints=$(dig ${service_name} A +search | grep ";${service_name}" | cut -d ';' -f 2 2>/dev/null)
# FIXME: This is for debugging (docker run)
if [ -v POSTGRESQL_MASTER_IP ]; then
endpoints=${POSTGRESQL_MASTER_IP:-}
fi
if [ -z "$endpoints" ]; then
>&2 echo "Failed to resolve PostgreSQL master IP address"
exit 3
fi
echo -n "$(echo $endpoints | cut -d ' ' -f 1)"
}

# Converts the version in format x.y or x.y.z to a number.
version2number ()
{
Expand Down Expand Up @@ -290,12 +274,11 @@ function set_pgdata ()

function wait_for_postgresql_master() {
while true; do
master_fqdn=$(postgresql_master_addr)
echo "Waiting for PostgreSQL master (${master_fqdn}) to accept connections ..."
echo "Waiting for PostgreSQL master (${POSTGRESQL_MASTER_IP}) to accept connections ..."
if [ -v POSTGRESQL_ADMIN_PASSWORD ]; then
PGPASSWORD=${POSTGRESQL_ADMIN_PASSWORD} psql "postgresql://postgres@${master_fqdn}" -c "SELECT 1;" && return 0
PGPASSWORD=${POSTGRESQL_ADMIN_PASSWORD} psql "postgresql://postgres@${POSTGRESQL_MASTER_IP}" -c "SELECT 1;" && return 0
else
PGPASSWORD=${POSTGRESQL_PASSWORD} psql "postgresql://${POSTGRESQL_USER}@${master_fqdn}/${POSTGRESQL_DATABASE}" -c "SELECT 1;" && return 0
PGPASSWORD=${POSTGRESQL_PASSWORD} psql "postgresql://${POSTGRESQL_USER}@${POSTGRESQL_MASTER_IP}/${POSTGRESQL_DATABASE}" -c "SELECT 1;" && return 0
fi
sleep 1
done
Expand Down
2 changes: 1 addition & 1 deletion 15/Dockerfile.c9s
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Expand Up @@ -42,7 +42,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
RUN { yum -y module enable postgresql:15 || :; } && \
INSTALL_PKGS="rsync tar gettext bind-utils nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="rsync tar gettext nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="$INSTALL_PKGS pgaudit" && \
INSTALL_PKGS="$INSTALL_PKGS procps-ng util-linux postgresql-upgrade" && \
yum -y --setopt=tsflags=nodocs install $INSTALL_PKGS && \
Expand Down
2 changes: 1 addition & 1 deletion 15/Dockerfile.fedora
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Expand Up @@ -44,7 +44,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# This image must forever use UID 26 for postgres user so our volumes are
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
RUN INSTALL_PKGS="rsync tar gettext bind-utils postgresql15-server postgresql15-contrib nss_wrapper postgresql15-upgrade procps-ng util-linux" && \
RUN INSTALL_PKGS="rsync tar gettext postgresql15-server postgresql15-contrib nss_wrapper postgresql15-upgrade procps-ng util-linux" && \
INSTALL_PKGS+=" findutils xz" && \
INSTALL_PKGS+=" postgresql15-pgaudit" && \
dnf -y --setopt=tsflags=nodocs install $INSTALL_PKGS && \
Expand Down
2 changes: 1 addition & 1 deletion 15/Dockerfile.rhel8
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Expand Up @@ -43,7 +43,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
RUN yum -y module enable postgresql:15 && \
INSTALL_PKGS="rsync tar gettext bind-utils nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="rsync tar gettext nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="$INSTALL_PKGS pgaudit" && \
INSTALL_PKGS="$INSTALL_PKGS procps-ng util-linux postgresql-upgrade" && \
yum -y --setopt=tsflags=nodocs install $INSTALL_PKGS && \
Expand Down
2 changes: 1 addition & 1 deletion 15/root/usr/bin/run-postgresql-slave
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Expand Up @@ -31,7 +31,7 @@ generate_passwd_file
generate_postgresql_config

wait_for_postgresql_master
export MASTER_FQDN=$(postgresql_master_addr)
export MASTER_FQDN=${POSTGRESQL_MASTER_IP}
initialize_replica

unset_env_vars
Expand Down
23 changes: 3 additions & 20 deletions 15/root/usr/share/container-scripts/postgresql/common.sh
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Expand Up @@ -91,22 +91,6 @@ function unset_env_vars() {
unset POSTGRESQL_{DATABASE,USER,PASSWORD,ADMIN_PASSWORD}
}

# postgresql_master_addr lookups the 'postgresql-master' DNS and get list of the available
# endpoints. Each endpoint is a PostgreSQL container with the 'master' PostgreSQL running.
function postgresql_master_addr() {
local service_name=${POSTGRESQL_MASTER_SERVICE_NAME:-postgresql-master}
local endpoints=$(dig ${service_name} A +search | grep ";${service_name}" | cut -d ';' -f 2 2>/dev/null)
# FIXME: This is for debugging (docker run)
if [ -v POSTGRESQL_MASTER_IP ]; then
endpoints=${POSTGRESQL_MASTER_IP:-}
fi
if [ -z "$endpoints" ]; then
>&2 echo "Failed to resolve PostgreSQL master IP address"
exit 3
fi
echo -n "$(echo $endpoints | cut -d ' ' -f 1)"
}

# Converts the version in format x.y or x.y.z to a number.
version2number ()
{
Expand Down Expand Up @@ -290,12 +274,11 @@ function set_pgdata ()

function wait_for_postgresql_master() {
while true; do
master_fqdn=$(postgresql_master_addr)
echo "Waiting for PostgreSQL master (${master_fqdn}) to accept connections ..."
echo "Waiting for PostgreSQL master (${POSTGRESQL_MASTER_IP}) to accept connections ..."
if [ -v POSTGRESQL_ADMIN_PASSWORD ]; then
PGPASSWORD=${POSTGRESQL_ADMIN_PASSWORD} psql "postgresql://postgres@${master_fqdn}" -c "SELECT 1;" && return 0
PGPASSWORD=${POSTGRESQL_ADMIN_PASSWORD} psql "postgresql://postgres@${POSTGRESQL_MASTER_IP}" -c "SELECT 1;" && return 0
else
PGPASSWORD=${POSTGRESQL_PASSWORD} psql "postgresql://${POSTGRESQL_USER}@${master_fqdn}/${POSTGRESQL_DATABASE}" -c "SELECT 1;" && return 0
PGPASSWORD=${POSTGRESQL_PASSWORD} psql "postgresql://${POSTGRESQL_USER}@${POSTGRESQL_MASTER_IP}/${POSTGRESQL_DATABASE}" -c "SELECT 1;" && return 0
fi
sleep 1
done
Expand Down
2 changes: 1 addition & 1 deletion 16/Dockerfile.c10s
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Expand Up @@ -41,7 +41,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# This image must forever use UID 26 for postgres user so our volumes are
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
RUN INSTALL_PKGS="rsync tar gettext-envsubst bind-utils nss_wrapper-libs glibc-locale-source xz" && \
RUN INSTALL_PKGS="rsync tar gettext-envsubst nss_wrapper-libs glibc-locale-source xz" && \
PSQL_PKGS="postgresql16-server postgresql16-contrib postgresql16-upgrade" && \
INSTALL_PKGS="$INSTALL_PKGS pgaudit" && \
yum -y --setopt=tsflags=nodocs install $INSTALL_PKGS $PSQL_PKGS && \
Expand Down
2 changes: 1 addition & 1 deletion 16/Dockerfile.c9s
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Expand Up @@ -42,7 +42,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
RUN { yum -y module enable postgresql:16 || :; } && \
INSTALL_PKGS="rsync tar gettext bind-utils nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="rsync tar gettext nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="$INSTALL_PKGS pgaudit" && \
INSTALL_PKGS="$INSTALL_PKGS procps-ng util-linux postgresql-upgrade" && \
yum -y --setopt=tsflags=nodocs install $INSTALL_PKGS && \
Expand Down
2 changes: 1 addition & 1 deletion 16/Dockerfile.fedora
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Expand Up @@ -44,7 +44,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# This image must forever use UID 26 for postgres user so our volumes are
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
RUN INSTALL_PKGS="rsync tar gettext bind-utils postgresql-server postgresql-contrib nss_wrapper " && \
RUN INSTALL_PKGS="rsync tar gettext postgresql-server postgresql-contrib nss_wrapper " && \
INSTALL_PKGS+=" procps-ng util-linux postgresql-upgrade" && \
INSTALL_PKGS+=" findutils xz" && \
INSTALL_PKGS+=" pgaudit" && \
Expand Down
2 changes: 1 addition & 1 deletion 16/Dockerfile.rhel10
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Expand Up @@ -41,7 +41,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# This image must forever use UID 26 for postgres user so our volumes are
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
RUN INSTALL_PKGS="rsync tar gettext-envsubst bind-utils nss_wrapper-libs glibc-locale-source xz" && \
RUN INSTALL_PKGS="rsync tar gettext-envsubst nss_wrapper-libs glibc-locale-source xz" && \
PSQL_PKGS="postgresql16-server postgresql16-contrib" && \
INSTALL_PKGS="$INSTALL_PKGS pgaudit" && \
INSTALL_PKGS="$INSTALL_PKGS procps-ng util-linux postgresql-upgrade" && \
Expand Down
2 changes: 1 addition & 1 deletion 16/Dockerfile.rhel8
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Expand Up @@ -43,7 +43,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
RUN yum -y module enable postgresql:16 && \
INSTALL_PKGS="rsync tar gettext bind-utils nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="rsync tar gettext nss_wrapper-libs postgresql-server postgresql-contrib" && \
INSTALL_PKGS="$INSTALL_PKGS pgaudit" && \
INSTALL_PKGS="$INSTALL_PKGS procps-ng util-linux postgresql-upgrade" && \
yum -y --setopt=tsflags=nodocs install $INSTALL_PKGS && \
Expand Down
2 changes: 1 addition & 1 deletion 16/root/usr/bin/run-postgresql-slave
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Expand Up @@ -31,7 +31,7 @@ generate_passwd_file
generate_postgresql_config

wait_for_postgresql_master
export MASTER_FQDN=$(postgresql_master_addr)
export MASTER_FQDN=${POSTGRESQL_MASTER_IP}
initialize_replica

unset_env_vars
Expand Down
23 changes: 3 additions & 20 deletions 16/root/usr/share/container-scripts/postgresql/common.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -91,22 +91,6 @@ function unset_env_vars() {
unset POSTGRESQL_{DATABASE,USER,PASSWORD,ADMIN_PASSWORD}
}

# postgresql_master_addr lookups the 'postgresql-master' DNS and get list of the available
# endpoints. Each endpoint is a PostgreSQL container with the 'master' PostgreSQL running.
function postgresql_master_addr() {
local service_name=${POSTGRESQL_MASTER_SERVICE_NAME:-postgresql-master}
local endpoints=$(dig ${service_name} A +search | grep ";${service_name}" | cut -d ';' -f 2 2>/dev/null)
# FIXME: This is for debugging (docker run)
if [ -v POSTGRESQL_MASTER_IP ]; then
endpoints=${POSTGRESQL_MASTER_IP:-}
fi
if [ -z "$endpoints" ]; then
>&2 echo "Failed to resolve PostgreSQL master IP address"
exit 3
fi
echo -n "$(echo $endpoints | cut -d ' ' -f 1)"
}

# Converts the version in format x.y or x.y.z to a number.
version2number ()
{
Expand Down Expand Up @@ -290,12 +274,11 @@ function set_pgdata ()

function wait_for_postgresql_master() {
while true; do
master_fqdn=$(postgresql_master_addr)
echo "Waiting for PostgreSQL master (${master_fqdn}) to accept connections ..."
echo "Waiting for PostgreSQL master (${POSTGRESQL_MASTER_IP}) to accept connections ..."
if [ -v POSTGRESQL_ADMIN_PASSWORD ]; then
PGPASSWORD=${POSTGRESQL_ADMIN_PASSWORD} psql "postgresql://postgres@${master_fqdn}" -c "SELECT 1;" && return 0
PGPASSWORD=${POSTGRESQL_ADMIN_PASSWORD} psql "postgresql://postgres@${POSTGRESQL_MASTER_IP}" -c "SELECT 1;" && return 0
else
PGPASSWORD=${POSTGRESQL_PASSWORD} psql "postgresql://${POSTGRESQL_USER}@${master_fqdn}/${POSTGRESQL_DATABASE}" -c "SELECT 1;" && return 0
PGPASSWORD=${POSTGRESQL_PASSWORD} psql "postgresql://${POSTGRESQL_USER}@${POSTGRESQL_MASTER_IP}/${POSTGRESQL_DATABASE}" -c "SELECT 1;" && return 0
fi
sleep 1
done
Expand Down
4 changes: 2 additions & 2 deletions src/Dockerfile
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Expand Up @@ -54,7 +54,7 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
{{ spec.repo_enable_reason }}
{% endif %}
{% if spec.prod == "c10s" or spec.prod == "rhel10" %}
RUN INSTALL_PKGS="rsync tar gettext-envsubst bind-utils nss_wrapper-libs glibc-locale-source xz" && \
RUN INSTALL_PKGS="rsync tar gettext-envsubst nss_wrapper-libs glibc-locale-source xz" && \
PSQL_PKGS="{{ spec.pkgs }}" && \
{% elif spec.prod == "rhel9" and spec.version == "13" %} \
RUN INSTALL_PKGS="rsync tar gettext bind9.18-utils nss_wrapper-libs {{ spec.pkgs }}" && \
Expand All @@ -63,7 +63,7 @@ RUN {{ spec.environment_setup }}
INSTALL_PKGS="rsync tar gettext bind9.18-utils nss_wrapper-libs {{ spec.pkgs }}" && \
{% else %}
RUN {{ spec.environment_setup }}
INSTALL_PKGS="rsync tar gettext bind-utils nss_wrapper-libs {{ spec.pkgs }}" && \
INSTALL_PKGS="rsync tar gettext nss_wrapper-libs {{ spec.pkgs }}" && \
{% endif %}
{% if spec.version not in ["9.6", "10", "11"] %}
INSTALL_PKGS="$INSTALL_PKGS pgaudit" && \
Expand Down
4 changes: 2 additions & 2 deletions src/Dockerfile.fedora
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Expand Up @@ -49,10 +49,10 @@ COPY root/usr/libexec/fix-permissions /usr/libexec/fix-permissions
# safe in the future. This should *never* change, the last test is there
# to make sure of that.
{% if spec.version == "16" %}
RUN INSTALL_PKGS="rsync tar gettext bind-utils postgresql-server postgresql-contrib nss_wrapper " && \
RUN INSTALL_PKGS="rsync tar gettext postgresql-server postgresql-contrib nss_wrapper " && \
INSTALL_PKGS+=" procps-ng util-linux postgresql-upgrade" && \
{% else %}
RUN INSTALL_PKGS="rsync tar gettext bind-utils postgresql{{ spec.short }}-server postgresql{{ spec.short }}-contrib nss_wrapper postgresql{{ spec.short }}-upgrade procps-ng util-linux" && \
RUN INSTALL_PKGS="rsync tar gettext postgresql{{ spec.short }}-server postgresql{{ spec.short }}-contrib nss_wrapper postgresql{{ spec.short }}-upgrade procps-ng util-linux" && \
{% endif %}
INSTALL_PKGS+=" findutils xz" && \
{% if spec.version == "16" %}
Expand Down
2 changes: 1 addition & 1 deletion src/root/usr/bin/run-postgresql-slave
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Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,7 @@ generate_passwd_file
generate_postgresql_config

wait_for_postgresql_master
export MASTER_FQDN=$(postgresql_master_addr)
export MASTER_FQDN=${POSTGRESQL_MASTER_IP}
initialize_replica

unset_env_vars
Expand Down
23 changes: 3 additions & 20 deletions src/root/usr/share/container-scripts/postgresql/common.sh
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -92,22 +92,6 @@ function unset_env_vars() {
unset POSTGRESQL_{DATABASE,USER,PASSWORD,ADMIN_PASSWORD}
}

# postgresql_master_addr lookups the 'postgresql-master' DNS and get list of the available
# endpoints. Each endpoint is a PostgreSQL container with the 'master' PostgreSQL running.
function postgresql_master_addr() {
local service_name=${POSTGRESQL_MASTER_SERVICE_NAME:-postgresql-master}
local endpoints=$(dig ${service_name} A +search | grep ";${service_name}" | cut -d ';' -f 2 2>/dev/null)
# FIXME: This is for debugging (docker run)
if [ -v POSTGRESQL_MASTER_IP ]; then
endpoints=${POSTGRESQL_MASTER_IP:-}
fi
if [ -z "$endpoints" ]; then
>&2 echo "Failed to resolve PostgreSQL master IP address"
exit 3
fi
echo -n "$(echo $endpoints | cut -d ' ' -f 1)"
}

# Converts the version in format x.y or x.y.z to a number.
version2number ()
{
Expand Down Expand Up @@ -291,12 +275,11 @@ function set_pgdata ()

function wait_for_postgresql_master() {
while true; do
master_fqdn=$(postgresql_master_addr)
echo "Waiting for PostgreSQL master (${master_fqdn}) to accept connections ..."
echo "Waiting for PostgreSQL master (${POSTGRESQL_MASTER_IP}) to accept connections ..."
if [ -v POSTGRESQL_ADMIN_PASSWORD ]; then
PGPASSWORD=${POSTGRESQL_ADMIN_PASSWORD} psql "postgresql://postgres@${master_fqdn}" -c "SELECT 1;" && return 0
PGPASSWORD=${POSTGRESQL_ADMIN_PASSWORD} psql "postgresql://postgres@${POSTGRESQL_MASTER_IP}" -c "SELECT 1;" && return 0
else
PGPASSWORD=${POSTGRESQL_PASSWORD} psql "postgresql://${POSTGRESQL_USER}@${master_fqdn}/${POSTGRESQL_DATABASE}" -c "SELECT 1;" && return 0
PGPASSWORD=${POSTGRESQL_PASSWORD} psql "postgresql://${POSTGRESQL_USER}@${POSTGRESQL_MASTER_IP}/${POSTGRESQL_DATABASE}" -c "SELECT 1;" && return 0
fi
sleep 1
done
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