应朋友邀请，试了试 FreeSWITCH Ubuntu 18.04 源码编译，交的作业如下：

#!/bin/bash

####### Ubuntu 18.04 LTS
####### ARM64
####### FreeSWITCH 1.10.12

apt update && \
apt install -y --fix-missing git sed bison build-essential pkg-config uuid-dev zlib1g-dev libjpeg-dev libsqlite3-dev libcurl4-openssl-dev \
            libpcre3-dev libspeexdsp-dev libldns-dev libedit-dev libtiff5-dev yasm libopus-dev libsndfile1-dev unzip \
			libshout-dev libmpg123-dev libmp3lame-dev \
            libavformat-dev libswscale-dev libavresample-dev liblua5.2-dev liblua5.2 cmake libpq-dev \
            unixodbc-dev autoconf automake ntpdate libxml2-dev libpq-dev libpq5 sngrep 

# libks

git clone https://github.com/signalwire/libks.git /usr/src/libks
cd /usr/src/libks
cmake .
make && make install

# sofia-sip

git clone https://github.com/freeswitch/sofia-sip /usr/src/sofia-sip

cd /usr//src/sofia-sip
./bootstrap.sh
./configure
make && make install

# spandsp

git clone https://github.com/freeswitch/spandsp /usr/src/spandsp

cd /usr/src/spandsp
# https://github.com/signalwire/freeswitch/issues/2248
git checkout 0d2e6ac
./bootstrap.sh
./configure
make &&  make install

# fs

git clone https://github.com/signalwire/freeswitch.git -b v1.10.12 /usr/src/freeswitch
cd /usr/src/freeswitch
./bootstrap.sh

sed -i '/mod_signalwire/d' modules.conf
sed -i '/mod_enum/d' modules.conf
sed -i '/mod_opus/d' modules.conf
sed -i 's+#formats/mod_shout+formats/mod_shout+g' modules.conf

./configure
make && make install
make cd-sounds-install && make cd-moh-install 

echo '/usr/local/lib' >> /etc/ld.so.conf
ldconfig

ln -s /usr/local/freeswitch/bin/freeswitch /usr/bin
ln -s /usr/local/freeswitch/bin/fs_cli /usr/bin

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不过，有大佬说，社区不建议用乌班图

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参考链接：

https://gist.github.com/cyrenity/96cc1ad7979b719b1c684f90aa0f526d