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Viewing changes to dracut-module/module-setup.sh

  • Committer: Teddy Hogeborn
  • Date: 2019-03-16 04:51:11 UTC
  • Revision ID: teddy@recompile.se-20190316045111-63jv8d18i2tcakuw
mandos-ctl: Add comment

* mandos-ctl
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  comment.

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dracut-module/module-setup.sh
1
 
#!/bin/sh
2
 
#
3
 
# This file should be present in the root file system directory
4
 
# /usr/lib/dracut/modules.d/90mandos.  When dracut creates the
5
 
# initramfs image, dracut will source this file and run the shell
6
 
# functions defined in this file: "install", "check", "depends",
7
 
# "cmdline", and "installkernel".
8
 
# 
9
 
# Despite the above #!/bin/sh line and the executable flag, this file
10
 
# is not executed; this file is sourced by dracut when creating the
11
 
# initramfs image file.
12
 
 
13
 
mandos_libdir(){
14
 
    for dir in /usr/lib \
15
 
        "/usr/lib/`dpkg-architecture -qDEB_HOST_MULTIARCH 2>/dev/null`" \
16
 
        "`rpm --eval='%{_libdir}' 2>/dev/null`" /usr/local/lib; do
17
 
        if [ -d "$dir"/mandos ]; then
18
 
            echo "$dir"/mandos
19
 
            return
20
 
        fi
21
 
    done
22
 
    # Mandos not found
23
 
    return 1
24
 
}
25
 
 
26
 
mandos_keydir(){
27
 
    for dir in /etc/keys/mandos /etc/mandos/keys; do
28
 
        if [ -d "$dir" ]; then
29
 
            echo "$dir"
30
 
            return
31
 
        fi
32
 
    done
33
 
    # Mandos key directory not found
34
 
    return 1
35
 
}
36
 
 
37
 
check(){
38
 
    if [ "${hostonly:-no}" = "no" ]; then
39
 
        dwarning "Mandos: Dracut not in hostonly mode"
40
 
        return 1
41
 
    fi
42
 
 
43
 
    local libdir=`mandos_libdir`
44
 
    if [ -z "$libdir" ]; then
45
 
        dwarning "Mandos lib directory not found"
46
 
        return 1
47
 
    fi
48
 
 
49
 
    local keydir=`mandos_keydir`
50
 
    if [ -z "$keydir" ]; then
51
 
        dwarning "Mandos key directory not found"
52
 
        return 1
53
 
    fi
54
 
}
55
 
 
56
 
install(){
57
 
    chmod go+w,+t "$initdir"/tmp
58
 
    local libdir=`mandos_libdir`
59
 
    local keydir=`mandos_keydir`
60
 
    set `{ getent passwd _mandos \
61
 
        || getent passwd nobody \
62
 
        || echo ::65534:65534:::; } \
63
 
        | cut --delimiter=: --fields=3,4 --only-delimited \
64
 
        --output-delimiter=" "`
65
 
    local mandos_user="$1"
66
 
    local mandos_group="$2"
67
 
    inst "${libdir}" /lib/mandos
68
 
    if dracut_module_included "systemd"; then
69
 
        plugindir=/lib/mandos
70
 
        inst "${libdir}/plugins.d/mandos-client" \
71
 
             "${plugindir}/mandos-client"
72
 
        chmod u-s "${initdir}/${plugindir}/mandos-client"
73
 
        inst "${moddir}/ask-password-mandos.service" \
74
 
             "${systemdsystemunitdir}/ask-password-mandos.service"
75
 
        if [ -d /etc/systemd/system/ask-password-mandos.service.d ]; then
76
 
            inst /etc/systemd/system/ask-password-mandos.service.d
77
 
            inst_multiple -o /etc/systemd/system/ask-password-mandos.service.d/*.conf
78
 
        fi
79
 
        if [ ${mandos_user} != 65534 ]; then
80
 
            sed --in-place \
81
 
                --expression="s,^ExecStart=/lib/mandos/password-agent ,&--user=${mandos_user} ," \
82
 
                "${initdir}/${systemdsystemunitdir}/ask-password-mandos.service"
83
 
        fi
84
 
        if [ ${mandos_group} != 65534 ]; then
85
 
            sed --in-place \
86
 
                --expression="s,^ExecStart=/lib/mandos/password-agent ,&--group=${mandos_group} ," \
87
 
                "${initdir}/${systemdsystemunitdir}/ask-password-mandos.service"
88
 
        fi
89
 
    else
90
 
        inst_hook cmdline 20 "$moddir"/cmdline-mandos.sh
91
 
        plugindir=/lib/mandos/plugins.d
92
 
        inst "${libdir}/plugin-runner" /lib/mandos/plugin-runner
93
 
        inst /etc/mandos/plugin-runner.conf
94
 
        sed --in-place \
95
 
            --expression='1i--options-for=mandos-client:--pubkey=/etc/mandos/keys/pubkey.txt,--seckey=/etc/mandos/keys/seckey.txt,--tls-pubkey=/etc/mandos/keys/tls-pubkey.pem,--tls-privkey=/etc/mandos/keys/tls-privkey.pem' \
96
 
            "${initdir}/etc/mandos/plugin-runner.conf"
97
 
        if [ ${mandos_user} != 65534 ]; then
98
 
            sed --in-place --expression="1i--userid=${mandos_user}" \
99
 
                "${initdir}/etc/mandos/plugin-runner.conf"
100
 
        fi
101
 
        if [ ${mandos_group} != 65534 ]; then
102
 
            sed --in-place \
103
 
                --expression="1i--groupid=${mandos_group}" \
104
 
                "${initdir}/etc/mandos/plugin-runner.conf"
105
 
        fi
106
 
        inst "${libdir}/plugins.d" "$plugindir"
107
 
        chown ${mandos_user}:${mandos_group} "${initdir}/${plugindir}"
108
 
        # Copy the packaged plugins
109
 
        for file in "$libdir"/plugins.d/*; do
110
 
            base="`basename \"$file\"`"
111
 
            # Is this plugin overridden?
112
 
            if [ -e "/etc/mandos/plugins.d/$base" ]; then
113
 
                continue
114
 
            fi
115
 
            case "$base" in
116
 
                *~|.*|\#*\#|*.dpkg-old|*.dpkg-bak|*.dpkg-new|*.dpkg-divert)
117
 
                    : ;;
118
 
                "*") dwarning "Mandos client plugin directory is empty." >&2 ;;
119
 
                askpass-fifo) : ;; # Ignore packaged for dracut
120
 
                *) inst "${file}" "${plugindir}/${base}" ;;
121
 
            esac
122
 
        done
123
 
        # Copy any user-supplied plugins
124
 
        for file in /etc/mandos/plugins.d/*; do
125
 
            base="`basename \"$file\"`"
126
 
            case "$base" in
127
 
                *~|.*|\#*\#|*.dpkg-old|*.dpkg-bak|*.dpkg-new|*.dpkg-divert)
128
 
                    : ;;
129
 
                "*") : ;;
130
 
                *) inst "$file" "${plugindir}/${base}" ;;
131
 
            esac
132
 
        done
133
 
        # Copy any user-supplied plugin helpers
134
 
        for file in /etc/mandos/plugin-helpers/*; do
135
 
            base="`basename \"$file\"`"
136
 
            case "$base" in
137
 
                *~|.*|\#*\#|*.dpkg-old|*.dpkg-bak|*.dpkg-new|*.dpkg-divert)
138
 
                    : ;;
139
 
                "*") : ;;
140
 
                *) inst "$file" "/lib/mandos/plugin-helpers/$base";;
141
 
            esac
142
 
        done
143
 
    fi
144
 
    # Copy network hooks
145
 
    for hook in /etc/mandos/network-hooks.d/*; do
146
 
        basename=`basename "$hook"`
147
 
        case "$basename" in
148
 
            "*") continue ;;
149
 
            *[!A-Za-z0-9_.-]*) continue ;;
150
 
            *) test -d "$hook" || inst "$hook" "/lib/mandos/network-hooks.d/$basename" ;;
151
 
        esac
152
 
        if [ -x "$hook" ]; then
153
 
            # Copy any files needed by the network hook
154
 
            MANDOSNETHOOKDIR=/etc/mandos/network-hooks.d MODE=files \
155
 
                VERBOSITY=0 "$hook" files | while read file target; do
156
 
                if [ ! -e "${file}" ]; then
157
 
                    dwarning "WARNING: file ${file} not found, requested by Mandos network hook '${basename}'" >&2
158
 
                fi
159
 
                if [ -z "${target}" ]; then
160
 
                    inst "$file"
161
 
                else
162
 
                    inst "$file" "$target"
163
 
                fi
164
 
            done
165
 
        fi
166
 
    done
167
 
    # Copy the packaged plugin helpers
168
 
    for file in "$libdir"/plugin-helpers/*; do
169
 
        base="`basename \"$file\"`"
170
 
        # Is this plugin overridden?
171
 
        if [ -e "/etc/mandos/plugin-helpers/$base" ]; then
172
 
            continue
173
 
        fi
174
 
        case "$base" in
175
 
            *~|.*|\#*\#|*.dpkg-old|*.dpkg-bak|*.dpkg-new|*.dpkg-divert)
176
 
                : ;;
177
 
            "*") : ;;
178
 
            *) inst "$file" "/lib/mandos/plugin-helpers/$base";;
179
 
        esac
180
 
    done
181
 
    local gpg=/usr/bin/gpg
182
 
    if [ -e /usr/bin/gpgconf ]; then
183
 
        inst /usr/bin/gpgconf
184
 
        gpg="`/usr/bin/gpgconf|sed --quiet --expression='s/^gpg:[^:]*://p'`"
185
 
        gpgagent="`/usr/bin/gpgconf|sed --quiet --expression='s/^gpg-agent:[^:]*://p'`"
186
 
        # Newer versions of GnuPG 2 requires the gpg-agent binary
187
 
        if [ -e "$gpgagent" ]; then
188
 
            inst "$gpgagent"
189
 
        fi
190
 
    fi
191
 
    inst "$gpg"
192
 
    if dracut_module_included "systemd"; then
193
 
        inst "${moddir}/password-agent" /lib/mandos/password-agent
194
 
        inst "${moddir}/ask-password-mandos.path" \
195
 
             "${systemdsystemunitdir}/ask-password-mandos.path"
196
 
        ln_r "${systemdsystemunitdir}/ask-password-mandos.path" \
197
 
             "${systemdsystemunitdir}/sysinit.target.wants/ask-password-mandos.path"
198
 
    fi
199
 
    # Key files
200
 
    for file in "$keydir"/*; do
201
 
        if [ -d "$file" ]; then
202
 
            continue
203
 
        fi
204
 
        case "$file" in
205
 
            *~|.*|\#*\#|*.dpkg-old|*.dpkg-bak|*.dpkg-new|*.dpkg-divert)
206
 
                : ;;
207
 
            "*") : ;;
208
 
            *)
209
 
                inst "$file" "/etc/mandos/keys/`basename \"$file\"`"
210
 
                chown ${mandos_user}:${mandos_group} \
211
 
                      "${initdir}/etc/mandos/keys/`basename \"$file\"`"
212
 
                if [ `basename "$file"` = dhparams.pem ]; then
213
 
                    # Use Diffie-Hellman parameters file
214
 
                    if dracut_module_included "systemd"; then
215
 
                        sed --in-place \
216
 
                            --expression='/^ExecStart/s/ \$MANDOS_CLIENT_OPTIONS/ --dh-params=\/etc\/mandos\/keys\/dhparams.pem&/' \
217
 
                            "${initdir}/${systemdsystemunitdir}/ask-password-mandos.service"
218
 
                    else
219
 
                        sed --in-place \
220
 
                            --expression="1i--options-for=mandos-client:--dh-params=/etc/mandos/keys/dhparams.pem" \
221
 
                            "${initdir}/etc/mandos/plugin-runner.conf"
222
 
                    fi
223
 
                fi
224
 
                ;;
225
 
        esac
226
 
    done
227
 
}
228
 
 
229
 
installkernel(){
230
 
    instmods =drivers/net
231
 
    hostonly='' instmods ipv6
232
 
    # Copy any kernel modules needed by network hooks
233
 
    for hook in /etc/mandos/network-hooks.d/*; do
234
 
        basename=`basename "$hook"`
235
 
        case "$basename" in
236
 
            "*") continue ;;
237
 
            *[!A-Za-z0-9_.-]*) continue ;;
238
 
        esac
239
 
        if [ -x "$hook" ]; then
240
 
            # Copy and load any modules needed by the network hook
241
 
            MANDOSNETHOOKDIR=/etc/mandos/network-hooks.d MODE=modules \
242
 
                VERBOSITY=0 "$hook" modules | while read module; do
243
 
                if [ -z "${target}" ]; then
244
 
                    instmods "$module"
245
 
                fi
246
 
            done
247
 
        fi
248
 
    done
249
 
}
250
 
 
251
 
depends(){
252
 
    echo crypt
253
 
}
254
 
 
255
 
cmdline(){
256
 
    :
257
 
}