aboutsummaryrefslogtreecommitdiff
path: root/net/acme-acmesh/files/hook.sh
blob: 477003e3f831361f402d1922f83d5f6ecad8e970 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
#!/bin/sh
set -u
ACME=/usr/lib/acme/client/acme.sh
LOG_TAG=acme-acmesh
NOTIFY=/usr/lib/acme/notify

# shellcheck source=net/acme/files/functions.sh
. /usr/lib/acme/functions.sh

# Needed by acme.sh
export CURL_CA_BUNDLE=/etc/ssl/certs/ca-certificates.crt
export NO_TIMESTAMP=1

link_certs() {
	local main_domain
	local domain_dir
	domain_dir="$1"
	main_domain="$2"

	(
		umask 077
		cat "$domain_dir/fullchain.cer" "$domain_dir/$main_domain.key" >"$domain_dir/combined.cer"
	)

	if [ ! -e "$CERT_DIR/$main_domain.crt" ]; then
		ln -s "$domain_dir/$main_domain.cer" "$CERT_DIR/$main_domain.crt"
	fi
	if [ ! -e "$CERT_DIR/$main_domain.key" ]; then
		ln -s "$domain_dir/$main_domain.key" "$CERT_DIR/$main_domain.key"
	fi
	if [ ! -e "$CERT_DIR/$main_domain.fullchain.crt" ]; then
		ln -s "$domain_dir/fullchain.cer" "$CERT_DIR/$main_domain.fullchain.crt"
	fi
	if [ ! -e "$CERT_DIR/$main_domain.combined.crt" ]; then
		ln -s "$domain_dir/combined.cer" "$CERT_DIR/$main_domain.combined.crt"
	fi
	if [ ! -e "$CERT_DIR/$main_domain.chain.crt" ]; then
		ln -s "$domain_dir/ca.cer" "$CERT_DIR/$main_domain.chain.crt"
	fi
}

case $1 in
get)
	set --
	[ "$debug" = 1 ] && set -- "$@" --debug

	case $key_type in
	ec*)
		keylength=${key_type/ec/ec-}
		domain_dir="$state_dir/${main_domain}_ecc"
		set -- "$@" --ecc
		;;
	rsa*)
		keylength=${key_type#rsa}
		domain_dir="$state_dir/$main_domain"
		;;
	esac

	log info "Running ACME for $main_domain"

	if [ -e "$domain_dir" ]; then
		if [ "$staging" = 0 ] && grep -q "acme-staging" "$domain_dir/$main_domain.conf"; then
			mv "$domain_dir" "$domain_dir.staging"
			log info "Certificates are previously issued from a staging server, but staging option is diabled, moved to $domain_dir.staging."
			staging_moved=1
		else
			set -- "$@" --renew --home "$state_dir" -d "$main_domain"
			log info "$ACME $*"
			trap '$NOTIFY renew-failed;exit 1' INT
			$ACME "$@"
			status=$?
			trap - INT

			case $status in
			0)
				link_certs "$domain_dir" "$main_domain"
				$NOTIFY renewed
				exit
				;;
			2)
				# renew skipped, ignore.
				exit
				;;
			*)
				$NOTIFY renew-failed
				exit 1
				;;
			esac
		fi
	fi

	for d in $domains; do
		set -- "$@" -d "$d"
	done
	set -- "$@" --keylength "$keylength" --accountemail "$account_email"

	if [ "$acme_server" ]; then
		set -- "$@" --server "$acme_server"
	# default to letsencrypt because the upstream default may change
	elif [ "$staging" = 1 ]; then
		set -- "$@" --server letsencrypt_test
	else
		set -- "$@" --server letsencrypt
	fi

	if [ "$days" ]; then
		set -- "$@" --days "$days"
	fi

	if [ "$dns" ]; then
		set -- "$@" --dns "$dns"
		if [ "$dalias" ]; then
			set -- "$@" --domain-alias "$dalias"
			if [ "$calias" ]; then
				log err "Both domain and challenge aliases are defined. Ignoring the challenge alias."
			fi
		elif [ "$calias" ]; then
			set -- "$@" --challenge-alias "$calias"
		fi
		if [ "$dns_wait" ]; then
			set -- "$@" --dnssleep "$dns_wait"
		fi
	elif [ "$standalone" = 1 ]; then
		set -- "$@" --standalone --listen-v6
	else
		mkdir -p "$CHALLENGE_DIR"
		set -- "$@" --webroot "$CHALLENGE_DIR"
	fi

	set -- "$@" --issue --home "$state_dir"

	log info "$ACME $*"
	trap '$NOTIFY issue-failed;exit 1' INT
	"$ACME" "$@" \
		--pre-hook "$NOTIFY prepare" \
		--renew-hook "$NOTIFY renewed"
	status=$?
	trap - INT

	case $status in
	0)
		link_certs "$domain_dir" "$main_domain"
		$NOTIFY issued
		;;
	*)
		if [ "$staging_moved" = 1 ]; then
			mv "$domain_dir.staging" "$domain_dir"
			log err "Staging certificate restored"
		elif [ -d "$domain_dir" ]; then
			failed_dir="$domain_dir.failed-$(date +%s)"
			mv "$domain_dir" "$failed_dir"
			log err "State moved to $failed_dir"
		fi
		$NOTIFY issue-failed
		;;
	esac
	;;
esac